/* =========================================================================
       CSS VARIABLES: DUAL THEME (DARK / LIGHT / TIME-ADAPTIVE)
       ========================================================================= */
    :root, [data-theme="dark"] {
      --bg: #03060c;
      --bg-panel: #080d19;
      --bg-panel-hover: #0f172a;
      --bg-card: rgba(8, 13, 25, 0.75);
      --bg-modal: #0b1120;
      --bg-card-hover: rgba(15, 23, 42, 0.85);
      --border: rgba(255, 255, 255, 0.08);
      --border-light: rgba(255, 255, 255, 0.16);
      --border-glow: rgba(0, 242, 254, 0.4);
      --text: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --cyan: #00f2fe;
      --cyan-glow: rgba(0, 242, 254, 0.45);
      --blue: #38bdf8;
      --purple: #a855f7;
      --purple-glow: rgba(168, 85, 247, 0.35);
      --green: #10b981;
      --gradient-accent: linear-gradient(135deg, #00f2fe 0%, #38bdf8 50%, #818cf8 100%);
      --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.035) 0%, rgba(255,255,255,0.008) 100%);
      --header-bg: rgba(3, 6, 12, 0.85);
      --nebula-1: radial-gradient(circle, rgba(0, 242, 254, 0.12) 0%, rgba(56, 189, 248, 0.04) 50%, transparent 75%);
      --nebula-2: radial-gradient(circle, rgba(168, 85, 247, 0.09) 0%, rgba(129, 140, 248, 0.03) 50%, transparent 75%);
      --btn-cosmic-bg: #040813;
      --btn-cosmic-color: #ffffff;
      --btn-cyber-bg: rgba(13, 18, 32, 0.65);
      --btn-cyber-color: #f8fafc;
      --btn-cyber-border: rgba(0, 242, 254, 0.35);
      --mockup-bg: #080b11;
      --mockup-header-bg: #090c14;
      --mockup-sidebar-bg: rgba(0, 0, 0, 0.25);
      --mockup-editor-bg: rgba(0, 0, 0, 0.1);
      --card-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
      --pill-bg: rgba(13, 18, 32, 0.75);
      --formula-bg: rgba(255, 255, 255, 0.03);
      --section-alt-bg: rgba(0, 0, 0, 0.18);
      --brand-logo-shadow: 0 0 18px rgba(0, 242, 254, 0.45);
      --toggle-active-bg: rgba(255, 255, 255, 0.15);
      --toggle-active-color: #ffffff;
      --slider-track: rgba(255, 255, 255, 0.12);
    }

    [data-theme="light"] {
      --bg: #f8fafc;
      --bg-panel: #ffffff;
      --bg-panel-hover: #f1f5f9;
      --bg-card: rgba(255, 255, 255, 0.88);
      --bg-modal: #ffffff;
      --bg-card-hover: rgba(255, 255, 255, 0.98);
      --border: rgba(0, 0, 0, 0.08);
      --border-light: rgba(0, 0, 0, 0.14);
      --border-glow: rgba(2, 132, 199, 0.35);
      --text: #090d16;
      --text-muted: #475569;
      --text-dim: #64748b;
      --cyan: #0284c7;
      --cyan-glow: rgba(2, 132, 199, 0.25);
      --blue: #2563eb;
      --purple: #7c3aed;
      --purple-glow: rgba(124, 58, 237, 0.2);
      --green: #059669;
      --gradient-accent: linear-gradient(135deg, #0284c7 0%, #3b82f6 50%, #6366f1 100%);
      --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(248,250,252,0.85) 100%);
      --header-bg: rgba(255, 255, 255, 0.85);
      --nebula-1: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, rgba(99, 102, 241, 0.06) 50%, transparent 75%);
      --nebula-2: radial-gradient(circle, rgba(245, 158, 11, 0.09) 0%, rgba(236, 72, 153, 0.04) 50%, transparent 75%);
      --btn-cosmic-bg: #0f172a;
      --btn-cosmic-color: #ffffff;
      --btn-cyber-bg: rgba(255, 255, 255, 0.9);
      --btn-cyber-color: #0f172a;
      --btn-cyber-border: rgba(2, 132, 199, 0.35);
      --mockup-bg: #ffffff;
      --mockup-header-bg: #f1f5f9;
      --mockup-sidebar-bg: #f8fafc;
      --mockup-editor-bg: #ffffff;
      --card-shadow: 0 20px 50px rgba(15, 23, 42, 0.06);
      --pill-bg: rgba(255, 255, 255, 0.9);
      --formula-bg: #f1f5f9;
      --section-alt-bg: rgba(241, 245, 249, 0.6);
      --brand-logo-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
      --toggle-active-bg: #ffffff;
      --toggle-active-color: #0f172a;
      --slider-track: rgba(0, 0, 0, 0.1);
    }

    :root {
      --radius-sm: 10px;
      --radius-md: 16px;
      --radius-lg: 26px;
      --radius-full: 9999px;
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    [hidden] { display: none !important; }
    html { scroll-behavior: smooth; background: var(--bg); font-size: 16px; }

    body {
      background-color: var(--bg);
      color: var(--text);
      font-family: var(--font-sans);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      transition: background-color 0.4s ease, color 0.4s ease;
    }

    :focus-visible {
      outline: 2px solid var(--cyan);
      outline-offset: 3px;
    }

    /* Ambient Cosmic Nebula */
    .nebula-bg {
      position: fixed;
      top: 0; left: 0; width: 100%; height: 100%;
      pointer-events: none;
      z-index: 0;
      overflow: hidden;
    }
    .nebula-glow-1 {
      position: absolute;
      top: -15%; left: 15%;
      width: 70vw; height: 60vh;
      background: var(--nebula-1);
      filter: blur(120px);
      animation: floatNebula 18s ease-in-out infinite alternate;
      transition: background 0.5s ease;
    }
    .nebula-glow-2 {
      position: absolute;
      top: 40%; right: -10%;
      width: 65vw; height: 65vh;
      background: var(--nebula-2);
      filter: blur(130px);
      animation: floatNebula2 22s ease-in-out infinite alternate;
      transition: background 0.5s ease;
    }
    @keyframes floatNebula {
      0% { transform: translate(0, 0) scale(1); }
      100% { transform: translate(4vw, 6vh) scale(1.08); }
    }
    @keyframes floatNebula2 {
      0% { transform: translate(0, 0) scale(1.05); }
      100% { transform: translate(-5vw, -5vh) scale(0.95); }
    }

    #bg-canvas {
      position: fixed;
      top: 0; left: 0; width: 100%; height: 100%;
      pointer-events: none;
      z-index: 1;
      opacity: 0.95;
    }

    .container {
      max-width: 1220px;
      margin: 0 auto;
      padding: 0 28px;
      position: relative;
      z-index: 2;
    }

    /* Header */
    header {
      position: sticky;
      top: 0;
      z-index: 100;
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      background: var(--header-bg);
      border-bottom: 1px solid var(--border);
      transition: background 0.4s ease, border-color 0.4s ease;
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
      gap: 16px;
    }
    .brand {
      display: flex;
      align-items: center;
      gap: 10px;
      text-decoration: none;
      color: var(--text);
      font-weight: 700;
      font-size: 18px;
      letter-spacing: -0.02em;
      flex-shrink: 0;
      white-space: nowrap;
    }
    .brand img {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      box-shadow: var(--brand-logo-shadow);
      transition: transform 0.3s, box-shadow 0.4s;
    }
    .brand:hover img { transform: rotate(5deg) scale(1.08); }

    .nav-links {
      display: flex;
      align-items: center;
      gap: clamp(14px, 1.8vw, 28px);
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .nav-links li {
      flex-shrink: 0;
    }
    .nav-links a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      transition: color 0.15s ease;
      position: relative;
      white-space: nowrap;
    }
    .nav-links a:hover { color: var(--text); }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -6px; left: 0; width: 0%; height: 2px;
      background: var(--cyan);
      box-shadow: 0 0 8px var(--cyan);
      transition: width 0.2s;
    }
    .nav-links a:hover::after { width: 100%; }

    /* Header Contact Popover */
    .nav-contact-item {
      position: relative;
    }
    .nav-contact-item > a {
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .nav-contact-popover {
      position: absolute;
      top: calc(100% + 14px);
      right: -18px;
      width: 326px;
      background: rgba(10, 14, 26, 0.96);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid rgba(0, 242, 254, 0.3);
      border-radius: var(--radius-md);
      box-shadow: 0 20px 48px rgba(0, 0, 0, 0.75), 0 0 24px rgba(0, 242, 254, 0.14);
      padding: 16px 16px 14px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(6px);
      transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1), transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.22s;
      z-index: 1050;
      pointer-events: none;
      text-align: left;
    }
    /* Invisible hover bridge */
    .nav-contact-popover::after {
      content: '';
      position: absolute;
      top: -16px;
      left: 0;
      right: 0;
      height: 16px;
      background: transparent;
    }
    /* Pointer Arrow */
    .nav-contact-popover .popover-arrow {
      position: absolute;
      top: -6px;
      right: 38px;
      width: 10px;
      height: 10px;
      background: rgba(10, 14, 26, 0.96);
      border-top: 1px solid rgba(0, 242, 254, 0.35);
      border-left: 1px solid rgba(0, 242, 254, 0.35);
      transform: rotate(45deg);
      z-index: 1;
    }
    /* Hover and focus activation */
    .nav-contact-item:hover .nav-contact-popover,
    .nav-contact-item:focus-within .nav-contact-popover {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
      pointer-events: auto;
    }
    .popover-header {
      display: flex;
      align-items: center;
      gap: 7px;
      margin-bottom: 12px;
      padding-bottom: 8px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .popover-header-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 8px var(--cyan);
      flex-shrink: 0;
    }
    .popover-header-title {
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: var(--text-muted);
    }
    .popover-contact-row {
      display: flex;
      flex-direction: column;
      gap: 3px;
      margin-bottom: 10px;
    }
    .popover-contact-label {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12.5px;
      font-weight: 600;
      color: var(--text);
    }
    .popover-contact-sub {
      font-size: 11.5px;
      color: var(--text-muted);
      line-height: 1.4;
      margin-left: 2px;
    }
    .popover-email-action {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border);
      border-radius: 6px;
      padding: 6px 10px;
      margin-top: 5px;
    }
    .popover-email-text {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--cyan);
      letter-spacing: -0.01em;
      user-select: all;
    }
    .popover-copy-btn {
      background: rgba(0, 242, 254, 0.12);
      border: 1px solid rgba(0, 242, 254, 0.35);
      color: var(--cyan);
      padding: 3px 11px;
      border-radius: 4px;
      font-size: 11.5px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
      white-space: nowrap;
    }
    .popover-copy-btn:hover {
      background: var(--cyan);
      color: #03060c;
      box-shadow: 0 0 10px rgba(0, 242, 254, 0.4);
    }
    .popover-divider {
      height: 1px;
      background: rgba(255, 255, 255, 0.06);
      margin: 10px 0;
    }
    .popover-feedback-hint {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 11.5px;
      color: var(--text-muted);
      background: rgba(16, 185, 129, 0.08);
      border: 1px solid rgba(16, 185, 129, 0.22);
      border-radius: 6px;
      padding: 7px 10px;
      line-height: 1.35;
    }
    .popover-hint-dot {
      color: #10b981;
      font-size: 10px;
      flex-shrink: 0;
    }

    /* Light Theme for Popover */
    [data-theme="light"] .nav-contact-popover {
      background: rgba(255, 255, 255, 0.98);
      border-color: rgba(2, 132, 199, 0.3);
      box-shadow: 0 16px 36px rgba(15, 23, 42, 0.15), 0 2px 8px rgba(0, 0, 0, 0.05);
    }
    [data-theme="light"] .nav-contact-popover .popover-arrow {
      background: #ffffff;
      border-top-color: rgba(2, 132, 199, 0.3);
      border-left-color: rgba(2, 132, 199, 0.3);
    }
    [data-theme="light"] .popover-header {
      border-bottom-color: rgba(0, 0, 0, 0.08);
    }
    [data-theme="light"] .popover-header-title {
      color: #64748b;
    }
    [data-theme="light"] .popover-contact-label {
      color: #0f172a;
    }
    [data-theme="light"] .popover-contact-sub {
      color: #475569;
    }
    [data-theme="light"] .popover-email-action {
      background: #f8fafc;
      border-color: rgba(0, 0, 0, 0.08);
    }
    [data-theme="light"] .popover-email-text {
      color: #0284c7;
      font-weight: 600;
    }
    [data-theme="light"] .popover-copy-btn {
      background: rgba(2, 132, 199, 0.1);
      border-color: rgba(2, 132, 199, 0.35);
      color: #0284c7;
    }
    [data-theme="light"] .popover-copy-btn:hover {
      background: #0284c7;
      color: #ffffff;
      box-shadow: 0 0 10px rgba(2, 132, 199, 0.35);
    }
    [data-theme="light"] .popover-divider {
      background: rgba(0, 0, 0, 0.07);
    }
    [data-theme="light"] .popover-feedback-hint {
      background: rgba(16, 185, 129, 0.1);
      border-color: rgba(16, 185, 129, 0.3);
      color: #065f46;
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    @media (max-width: 1240px) {
      .nav-links {
        gap: 14px;
      }
      .nav-links a {
        font-size: 13.5px;
      }
      .theme-label {
        display: none;
      }
      .theme-toggle-btn {
        padding: 7px 9px;
      }
    }
    @media (max-width: 1024px) {
      .nav-links {
        gap: 12px;
      }
    }
    @media (max-width: 880px) {
      .nav-links {
        display: none;
      }
      .brand span {
        font-size: 17px;
      }
      .nav-inner {
        height: 64px;
      }
    }
    @media (max-width: 480px) {
      .theme-toggle-btn {
        display: none !important;
      }
      .brand span {
        font-size: 16px;
      }
      .nav-actions {
        gap: 8px;
      }
      .btn-nav-primary {
        padding: 7px 12px;
        font-size: 13px;
      }
    }

    /* Theme Switcher */
    .theme-toggle-btn {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(125, 125, 125, 0.08);
      border: 1px solid var(--border);
      border-radius: var(--radius-full);
      padding: 6px 12px;
      color: var(--text-muted);
      font-size: 12.5px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      font-family: inherit;
      user-select: none;
    }
    .theme-toggle-btn:hover {
      border-color: var(--cyan);
      color: var(--text);
      background: rgba(125, 125, 125, 0.14);
      transform: translateY(-1px);
    }
    .theme-icon-box {
      display: flex;
      align-items: center;
      justify-content: center;
      transition: transform 0.3s;
    }
    .theme-toggle-btn:hover .theme-icon-box {
      transform: rotate(15deg) scale(1.1);
    }

    /* Subtle Magnetic Cosmic Shimmer Button */
    .btn-cosmic-wrap {
      position: relative;
      display: inline-flex;
      border-radius: var(--radius-full);
      padding: 2px;
      overflow: hidden;
      box-shadow: 0 0 28px rgba(0, 242, 254, 0.35), 0 0 50px rgba(168, 85, 247, 0.2);
      transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
      will-change: transform;
    }
    .btn-cosmic-wrap::before {
      content: '';
      position: absolute;
      top: -100%; left: -100%; width: 300%; height: 300%;
      background: conic-gradient(from 0deg, transparent 0 340deg, #00f2fe 360deg),
                  conic-gradient(from 180deg, transparent 0 340deg, #a855f7 360deg);
      animation: rotateConic 3.6s linear infinite;
    }
    @keyframes rotateConic {
      100% { transform: rotate(360deg); }
    }
    .btn-cosmic {
      position: relative;
      z-index: 1;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      padding: 16px 38px;
      border-radius: var(--radius-full);
      background: var(--btn-cosmic-bg);
      color: var(--btn-cosmic-color);
      font-weight: 700;
      font-size: 16.5px;
      text-decoration: none;
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.15);
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      font-family: inherit;
    }
    .btn-cosmic::after {
      content: '';
      position: absolute;
      top: 0; left: -120%;
      width: 100%; height: 100%;
      background: linear-gradient(90deg, transparent, rgba(0, 242, 254, 0.35), rgba(255, 255, 255, 0.7), transparent);
      transition: 0.6s;
    }
    .btn-cosmic-wrap:hover {
      box-shadow: 0 0 45px rgba(0, 242, 254, 0.65), 0 0 75px rgba(168, 85, 247, 0.4);
    }
    .btn-cosmic-wrap:hover .btn-cosmic::after { left: 120%; }
    .btn-cosmic svg { transition: transform 0.3s ease; color: var(--cyan); }
    .btn-cosmic-wrap:hover .btn-cosmic svg { transform: translateY(2px); }

    /* Cyber Glass Button */
    .btn-cyber-glass {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 16px 34px;
      font-size: 16px;
      font-weight: 600;
      color: var(--btn-cyber-color);
      background: var(--btn-cyber-bg);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--btn-cyber-border);
      border-radius: var(--radius-full);
      text-decoration: none;
      cursor: pointer;
      overflow: hidden;
      box-shadow: inset 0 0 20px rgba(0, 242, 254, 0.05), 0 8px 24px rgba(0, 0, 0, 0.1);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      font-family: inherit;
    }
    .btn-cyber-glass::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0; bottom: 0;
      background: radial-gradient(circle at center, rgba(0, 242, 254, 0.2), transparent 70%);
      opacity: 0;
      transition: opacity 0.3s;
    }
    .btn-cyber-glass:hover {
      border-color: var(--cyan);
      color: var(--cyan);
      box-shadow: 0 0 30px rgba(0, 242, 254, 0.35), inset 0 0 15px rgba(0, 242, 254, 0.15);
      transform: translateY(-2px);
    }
    .btn-cyber-glass:hover::before { opacity: 1; }

    .btn-nav-primary {
      padding: 9px 20px;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-full);
      background: var(--gradient-accent);
      color: #ffffff;
      text-decoration: none;
      box-shadow: 0 0 18px var(--cyan-glow);
      transition: all 0.2s;
      white-space: nowrap;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      cursor: pointer;
      border: none;
      font-family: inherit;
    }
    .btn-nav-primary:hover {
      box-shadow: 0 0 30px rgba(0, 242, 254, 0.85);
      transform: translateY(-1px);
      color: #ffffff;
    }

    /* Header Download Dropdown */
    
    .nav-download-dropdown-wrap {
      position: relative;
      display: inline-block;
    }
    .nav-download-trigger {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      cursor: pointer;
      border: none;
      font-family: inherit;
    }
    .nav-download-trigger .dropdown-chevron {
      transition: transform 0.25s ease;
      opacity: 0.85;
    }
    .nav-download-dropdown-wrap:hover .dropdown-chevron,
    .nav-download-dropdown-wrap.open .dropdown-chevron {
      transform: rotate(180deg);
    }
    .nav-download-menu {
      position: absolute;
      top: calc(100% + 8px);
      right: 0;
      width: 320px;
      max-width: calc(100vw - 24px);
      box-sizing: border-box;
      background: rgba(15, 23, 42, 0.96);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 14px;
      padding: 8px;
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45), 0 0 20px rgba(0, 242, 254, 0.1);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      opacity: 0;
      visibility: hidden;
      transform: translateY(-8px);
      transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: 4px;
      pointer-events: none;
    }
.nav-download-dropdown-wrap:hover .nav-download-menu,
    .nav-download-dropdown-wrap.open .nav-download-menu {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
      pointer-events: auto;
    }
    .nav-download-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 10px 12px;
      border-radius: 10px;
      text-decoration: none;
      color: var(--text);
      background: transparent;
      border: 1px solid transparent;
      transition: all 0.18s ease;
      cursor: pointer;
      box-sizing: border-box;
      width: 100%;
    }
    .nav-download-item:hover {
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(255, 255, 255, 0.08);
      transform: translateX(2px);
    }
    .nav-download-item:hover .nav-item-icon.win-icon {
      color: var(--cyan);
      background: rgba(0, 242, 254, 0.15);
    }
    .nav-download-item:hover .nav-item-icon.ms-icon {
      color: #38bdf8;
      background: rgba(56, 189, 248, 0.15);
    }
    .nav-download-item:hover .nav-item-icon.mac-icon {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.18);
    }
    .nav-item-icon {
      width: 36px;
      height: 36px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-muted);
      transition: all 0.2s ease;
    }
    .nav-item-info {
      flex: 1;
      min-width: 0;
      text-align: left;
    }
    .nav-item-title-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      margin-bottom: 2px;
    }
    .nav-item-title {
      font-size: 13.5px;
      font-weight: 600;
      color: var(--text);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      min-width: 0;
    }
    .nav-item-badge {
      font-size: 10px;
      font-weight: 600;
      padding: 1px 7px;
      border-radius: 9999px;
      white-space: nowrap;
      flex-shrink: 0;
    }
    .nav-item-badge.win {
      background: rgba(0, 242, 254, 0.12);
      color: var(--cyan);
      border: 1px solid rgba(0, 242, 254, 0.25);
    }
    .nav-item-badge.ms {
      background: rgba(56, 189, 248, 0.12);
      color: #38bdf8;
      border: 1px solid rgba(56, 189, 248, 0.25);
    }
    .nav-item-badge.apple {
      background: rgba(226, 232, 240, 0.12);
      color: #cbd5e1;
      border: 1px solid rgba(226, 232, 240, 0.25);
    }
    .nav-item-sub {
      font-size: 11px;
      color: var(--text-dim);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    [data-theme="light"] .nav-download-menu {
      background: rgba(255, 255, 255, 0.98);
      border-color: rgba(0, 0, 0, 0.1);
      box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12), 0 0 1px rgba(0, 0, 0, 0.15);
    }
    [data-theme="light"] .nav-download-item:hover {
      background: rgba(15, 23, 42, 0.04);
      border-color: rgba(15, 23, 42, 0.06);
    }
    [data-theme="light"] .nav-item-icon {
      background: rgba(15, 23, 42, 0.04);
      color: #475569;
    }
    [data-theme="light"] .nav-download-item:hover .nav-item-icon.mac-icon {
      color: #0f172a;
      background: rgba(15, 23, 42, 0.1);
    }
    [data-theme="light"] .nav-item-badge.apple {
      background: rgba(100, 116, 139, 0.12);
      color: #475569;
      border-color: rgba(100, 116, 139, 0.25);
    }

    .lang-switcher {
      display: flex;
      align-items: center;
      background: rgba(125, 125, 125, 0.08);
      border: 1px solid var(--border);
      border-radius: var(--radius-full);
      padding: 3px;
      gap: 2px;
    }
    .lang-btn {
      background: transparent;
      border: 0;
      color: var(--text-muted);
      font-size: 12.5px;
      font-weight: 600;
      padding: 5px 11px;
      border-radius: var(--radius-full);
      cursor: pointer;
      transition: all 0.15s;
    }
    .lang-btn.active {
      background: var(--toggle-active-bg);
      color: var(--toggle-active-color);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    }

    /* Section Styles */
    section { padding: 104px 0; position: relative; transition: background 0.4s ease; scroll-margin-top: 80px; }
    .section-header {
      text-align: center;
      max-width: 1040px;
      margin: 0 auto 56px;
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 18px;
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.35);
      border-radius: var(--radius-full);
      color: var(--cyan);
      font-size: 13.5px;
      font-weight: 600;
      margin-bottom: 22px;
      box-shadow: 0 0 18px rgba(0, 242, 254, 0.15);
    }
    .badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 10px var(--cyan);
      animation: pulseDot 2s ease infinite;
    }
    @keyframes pulseDot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.8); }
    }

    .section-title {
      font-size: 42px;
      font-weight: 800;
      letter-spacing: -0.03em;
      line-height: 1.25;
      margin-bottom: 18px;
      text-wrap: balance;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 17.5px;
      line-height: 1.7;
      text-wrap: balance;
    }
    @media (max-width: 768px) {
      .section-header {
        margin-bottom: 40px;
      }
      .section-title {
        font-size: 30px;
      }
      .section-desc {
        font-size: 15.5px;
      }
    }

    /* Hero */
    .hero {
      padding: 50px 0 46px;
      text-align: center;
    }
    @media (max-width: 768px) {
      .hero {
        padding: 28px 0 36px;
      }
    }
    .hero h1 {
      margin-bottom: 16px;
      max-width: 1160px;
      margin-left: auto;
      margin-right: auto;
      text-wrap: balance;
      word-break: keep-all;
      hyphens: none;
    }
    .hero-audience-line {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex-wrap: wrap;
      gap: 5px;
      font-size: clamp(15px, 1.35vw, 19px);
      font-weight: 600;
      color: var(--text-muted);
      letter-spacing: 0.02em;
      margin-bottom: 10px;
      line-height: 1.45;
    }
    .hero-audience-rotator {
      display: inline-flex;
      position: relative;
      align-items: center;
      justify-content: center;
      min-height: 1.4em;
      min-width: 8.5em;
      vertical-align: baseline;
      transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
      will-change: width;
    }
    .rotator-item {
      display: inline-block;
      white-space: nowrap;
      font-weight: 700;
      letter-spacing: -0.01em;
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%) translateY(3px) scale(0.97);
      opacity: 0;
      filter: blur(4px);
      pointer-events: none;
      transition: 
        opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.7s cubic-bezier(0.4, 0, 0.2, 1),
        filter 0.7s cubic-bezier(0.4, 0, 0.2, 1);
      will-change: opacity, transform, filter;
    }
    .rotator-item.active {
      opacity: 1;
      filter: blur(0px);
      transform: translate(-50%, -50%) translateY(0) scale(1);
      pointer-events: auto;
      z-index: 2;
    }
    .rotator-item.exit {
      opacity: 0;
      filter: blur(5px);
      transform: translate(-50%, -50%) translateY(-3px) scale(1.02);
      pointer-events: none;
      z-index: 1;
    }
    .hero-audience-rotator::after {
      content: '';
      position: absolute;
      inset: -5px -14px;
      background: radial-gradient(ellipse at center, rgba(0, 242, 254, 0.2) 0%, rgba(79, 172, 254, 0.05) 55%, transparent 75%);
      pointer-events: none;
      z-index: -1;
      border-radius: var(--radius-full);
      animation: rotatorHaloBreathe 4.5s ease-in-out infinite alternate;
    }
    [data-theme="light"] .hero-audience-rotator::after {
      background: radial-gradient(ellipse at center, rgba(2, 132, 199, 0.16) 0%, rgba(2, 132, 199, 0.04) 55%, transparent 75%);
    }
    @keyframes rotatorHaloBreathe {
      0% {
        opacity: 0.4;
        transform: scale(0.92);
      }
      100% {
        opacity: 0.95;
        transform: scale(1.08);
      }
    }
    @media (prefers-reduced-motion: reduce) {
      .hero-audience-rotator {
        transition: none !important;
      }
      .rotator-item {
        transition: opacity 0.3s ease !important;
        transform: translate(-50%, -50%) !important;
        filter: none !important;
      }
      .hero-audience-rotator::after {
        animation: none !important;
      }
    }
    .hero-subject-line {
      display: block;
      font-size: clamp(28px, 3.2vw, 44px);
      font-weight: 800;
      line-height: 1.3;
      letter-spacing: -0.02em;
      color: var(--text);
    }
    .hero h1 span.gradient {
      background: var(--gradient-accent);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    br.desktop-only {
      display: inline;
    }
    .hero p.lead {
      font-size: 18px;
      color: var(--text-muted);
      max-width: 900px;
      margin: 0 auto 18px;
      line-height: 1.68;
      text-wrap: balance;
    }
    .hero-workflow-strip {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      margin: 0 auto 22px;
      padding: 8px 22px;
      background: rgba(0, 242, 254, 0.04);
      border: 1px solid rgba(0, 242, 254, 0.18);
      border-radius: 9999px;
      font-size: 13.5px;
      color: var(--text-muted);
      flex-wrap: wrap;
      transition: all 0.25s ease;
    }
    .hero-workflow-strip:hover {
      border-color: rgba(0, 242, 254, 0.35);
      background: rgba(0, 242, 254, 0.07);
      box-shadow: 0 0 24px rgba(0, 242, 254, 0.15);
    }
    .hero-workflow-strip .workflow-step {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      color: var(--text);
      white-space: nowrap;
    }
    .hero-workflow-strip .workflow-arrow {
      color: var(--cyan);
      opacity: 0.7;
      font-size: 12px;
    }
    @media (max-width: 768px) {
      br.desktop-only {
        display: none;
      }
      .hero h1 {
        margin-bottom: 18px;
        word-break: normal;
        overflow-wrap: break-word;
      }
      .hero-audience-line {
        font-size: 14px;
        line-height: 1.5;
        margin-bottom: 10px;
      }
      .hero-subject-line {
        font-size: 25px;
        line-height: 1.28;
      }
      .hero p.lead {
        font-size: 15px;
        line-height: 1.6;
        margin-bottom: 20px;
      }
      .hero-workflow-strip {
        display: grid;
        grid-template-columns: repeat(2, auto);
        justify-content: center;
        gap: 8px 14px;
        padding: 10px 16px;
        font-size: 12px;
        border-radius: 16px;
        margin-bottom: 24px;
      }
      .hero-workflow-strip .workflow-arrow {
        display: none;
      }
      .os-detect-banner {
        border-radius: 14px;
        font-size: 12.5px;
        padding: 9px 14px;
        text-align: center;
        margin-bottom: 20px;
      }
    }
    .hero-cta {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 12px;
    }
    /* macOS Apple Button (Aligned with Microsoft Store style + Liquid Titanium/Silver metallic logo) */
    .btn-apple {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: 13px;
      padding: 11px 26px;
      min-height: 58px;
      border-radius: var(--radius-full);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.16);
      color: var(--text);
      text-decoration: none;
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
      cursor: pointer;
      font-family: inherit;
    }
    .btn-apple:hover {
      background: rgba(255, 255, 255, 0.09);
      border-color: rgba(226, 232, 240, 0.55);
      box-shadow: 0 0 26px rgba(226, 232, 240, 0.25), 0 8px 24px rgba(0, 0, 0, 0.35);
      transform: translateY(-2px);
      color: var(--text);
    }
    .btn-apple .apple-icon {
      flex-shrink: 0;
      transition: transform 0.25s ease, filter 0.25s ease;
      filter: drop-shadow(0 2px 6px rgba(255, 255, 255, 0.15));
    }
    .btn-apple:hover .apple-icon {
      transform: scale(1.08);
      filter: drop-shadow(0 3px 10px rgba(255, 255, 255, 0.28));
    }
    .apple-path {
      fill: url(#apple-metal-grad);
      transition: fill 0.3s ease;
    }
    .apple-btn-content {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      line-height: 1.25;
    }
    .apple-btn-badge {
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: #cbd5e1;
      text-transform: uppercase;
      margin-bottom: 3px;
      text-align: center;
    }
    .apple-btn-title {
      font-size: 15.5px;
      font-weight: 700;
      color: var(--text);
      letter-spacing: -0.01em;
      text-align: center;
    }
    .apple-arrow {
      color: var(--text-dim);
      margin-left: 2px;
      transition: transform 0.2s ease, color 0.2s ease;
    }
    .btn-apple:hover .apple-arrow {
      color: #cbd5e1;
      transform: translate(2px, -2px);
    }
    [data-theme="light"] .btn-apple {
      background: rgba(255, 255, 255, 0.95);
      border-color: rgba(0, 0, 0, 0.12);
      box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
      color: #0f172a;
    }
    [data-theme="light"] .btn-apple:hover {
      background: #ffffff;
      border-color: rgba(0, 0, 0, 0.28);
      box-shadow: 0 0 20px rgba(0, 0, 0, 0.12), 0 6px 18px rgba(15, 23, 42, 0.08);
      color: #0f172a;
    }
    [data-theme="light"] .apple-btn-badge {
      color: #64748b;
    }
    [data-theme="light"] .apple-btn-title {
      color: #0f172a;
    }
    [data-theme="light"] .apple-path {
      fill: url(#apple-metal-grad-light);
    }
    [data-theme="light"] .btn-apple .apple-icon {
      filter: drop-shadow(0 2px 4px rgba(15, 23, 42, 0.15));
    }
    [data-theme="light"] .btn-apple:hover .apple-icon {
      filter: drop-shadow(0 3px 8px rgba(15, 23, 42, 0.25));
    }
    [data-theme="light"] .apple-arrow {
      color: var(--text-dim);
    }
    [data-theme="light"] .btn-apple:hover .apple-arrow {
      color: #0f172a;
    }

    @media (max-width: 768px) {
      .hero-cta {
        flex-direction: column;
        width: 100%;
        gap: 12px;
      }
      .btn-cosmic-wrap,
      .btn-ms-store,
      .btn-apple {
        width: 100%;
        max-width: 360px;
      }
      .btn-cosmic {
        width: 100%;
      }
    }

    /* Microsoft Store Button */
    .btn-ms-store {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: 13px;
      padding: 11px 26px;
      min-height: 58px;
      border-radius: var(--radius-full);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.16);
      color: var(--text);
      text-decoration: none;
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
      cursor: pointer;
      font-family: inherit;
    }
    .btn-ms-store:hover {
      background: rgba(255, 255, 255, 0.09);
      border-color: rgba(0, 164, 239, 0.6);
      box-shadow: 0 0 26px rgba(0, 164, 239, 0.35), 0 8px 24px rgba(0, 0, 0, 0.35);
      transform: translateY(-2px);
      color: var(--text);
    }
    .btn-ms-store .ms-store-icon {
      flex-shrink: 0;
      transition: transform 0.25s ease;
    }
    .btn-ms-store:hover .ms-store-icon {
      transform: scale(1.08);
    }
    .ms-store-btn-content {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      line-height: 1.25;
    }
    .ms-store-btn-badge {
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: #38bdf8;
      text-transform: uppercase;
      margin-bottom: 3px;
      text-align: center;
    }
    .ms-store-btn-title {
      font-size: 15.5px;
      font-weight: 700;
      color: var(--text);
      letter-spacing: -0.01em;
      text-align: center;
    }
    .ms-store-arrow {
      color: var(--text-dim);
      margin-left: 2px;
      transition: transform 0.2s ease, color 0.2s ease;
    }
    .btn-ms-store:hover .ms-store-arrow {
      color: #38bdf8;
      transform: translate(2px, -2px);
    }
    [data-theme="light"] .btn-ms-store {
      background: rgba(255, 255, 255, 0.95);
      border-color: rgba(0, 0, 0, 0.12);
      box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
      color: #0f172a;
    }
    [data-theme="light"] .btn-ms-store:hover {
      background: #ffffff;
      border-color: #0284c7;
      box-shadow: 0 0 20px rgba(2, 132, 199, 0.25), 0 6px 18px rgba(15, 23, 42, 0.08);
      color: #0f172a;
    }
    [data-theme="light"] .ms-store-btn-badge {
      color: #0284c7;
    }
    [data-theme="light"] .ms-store-btn-title {
      color: #0f172a;
    }

    /* Modal Microsoft Store Banner */
    .modal-ms-store-card {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      background: linear-gradient(135deg, rgba(0, 164, 239, 0.08) 0%, rgba(127, 186, 0, 0.05) 50%, rgba(242, 80, 34, 0.05) 100%);
      border: 1px solid rgba(0, 164, 239, 0.28);
      border-radius: 12px;
      padding: 12px 18px;
      margin-bottom: 12px;
      transition: all 0.2s ease;
    }
    .modal-ms-store-card:hover {
      border-color: rgba(0, 164, 239, 0.5);
      box-shadow: 0 4px 20px rgba(0, 164, 239, 0.12);
    }
    .modal-ms-store-left {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      flex: 1;
    }
    .modal-ms-store-left .ms-logo {
      flex-shrink: 0;
      margin-top: 2px;
    }
    .modal-ms-store-text {
      display: flex;
      flex-direction: column;
      gap: 3px;
    }
    .modal-ms-store-title {
      font-size: 13.5px;
      font-weight: 700;
      color: var(--text-main, #f8fafc);
      line-height: 1.45;
    }
    [data-theme="light"] .modal-ms-store-title {
      color: #0f172a;
    }
    .modal-ms-store-title strong,
    .modal-ms-store-title .ms-cyan-highlight {
      color: #00a4ef;
    }
    .modal-ms-store-desc {
      font-size: 12px;
      color: var(--text-dim, #94a3b8);
      line-height: 1.5;
    }
    [data-theme="light"] .modal-ms-store-desc {
      color: #475569;
    }
    .ms-store-vpn-alert {
      display: inline-block;
      margin-top: 3px;
      color: #eab308;
      font-weight: 500;
    }
    [data-theme="light"] .ms-store-vpn-alert {
      color: #b45309;
    }
    .modal-ms-store-right {
      flex-shrink: 0;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 6px;
    }
    .btn-modal-ms-store {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 9px 18px;
      font-size: 13px;
      font-weight: 700;
      border-radius: var(--radius-full);
      background: #0078d4;
      color: #ffffff !important;
      text-decoration: none;
      transition: all 0.2s ease;
      box-shadow: 0 4px 12px rgba(0, 120, 212, 0.3);
      white-space: nowrap;
    }
    .btn-modal-ms-store:hover {
      background: #106ebe;
      box-shadow: 0 6px 18px rgba(0, 120, 212, 0.45);
      transform: translateY(-1px);
    }
    .modal-ms-store-deeplink {
      font-size: 11px;
      color: var(--text-dim);
      text-decoration: underline;
      cursor: pointer;
      opacity: 0.8;
      transition: opacity 0.2s;
    }
    .modal-ms-store-deeplink:hover {
      opacity: 1;
      color: var(--cyan);
    }
    @media (max-width: 680px) {
      .modal-ms-store-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
      }
      .modal-ms-store-right {
        width: 100%;
        align-items: stretch;
      }
      .btn-modal-ms-store {
        justify-content: center;
        width: 100%;
      }
      .modal-ms-store-deeplink {
        text-align: center;
      }
    }

    /* Dedicated Microsoft Store Modal View */
    .store-modal-container {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .store-modal-hero {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 14px 18px;
      background: linear-gradient(135deg, rgba(0, 164, 239, 0.08) 0%, rgba(127, 186, 0, 0.05) 50%, rgba(242, 80, 34, 0.05) 100%);
      border: 1px solid rgba(0, 164, 239, 0.28);
      border-radius: 12px;
    }
    .store-modal-hero .ms-logo {
      flex-shrink: 0;
    }
    .store-modal-hero-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--text);
      line-height: 1.4;
    }
    [data-theme="light"] .store-modal-hero-title {
      color: #0f172a;
    }
    .store-modal-hero-sub {
      font-size: 12.5px;
      color: var(--text-dim);
      margin-top: 3px;
      line-height: 1.45;
    }
    [data-theme="light"] .store-modal-hero-sub {
      color: #475569;
    }
    .store-modal-vpn-box {
      background: rgba(234, 179, 8, 0.08);
      border: 1px solid rgba(234, 179, 8, 0.32);
      border-radius: 10px;
      padding: 14px 16px;
      text-align: left;
    }
    [data-theme="light"] .store-modal-vpn-box {
      background: rgba(245, 158, 11, 0.08);
      border-color: rgba(217, 119, 6, 0.35);
    }
    .store-vpn-badge-row {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 13.5px;
      font-weight: 700;
      color: #eab308;
      margin-bottom: 6px;
    }
    [data-theme="light"] .store-vpn-badge-row {
      color: #b45309;
    }
    .store-vpn-desc {
      font-size: 13px;
      line-height: 1.6;
      color: var(--text-muted);
    }
    [data-theme="light"] .store-vpn-desc {
      color: #334155;
    }
    .store-vpn-desc strong {
      color: var(--text);
    }
    [data-theme="light"] .store-vpn-desc strong {
      color: #0f172a;
    }
    .store-modal-actions {
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-top: 4px;
    }
    .btn-store-primary {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 20px;
      font-size: 14px;
      font-weight: 700;
      border-radius: var(--radius-full);
      background: #0078d4;
      color: #ffffff !important;
      text-decoration: none;
      transition: all 0.2s ease;
      box-shadow: 0 4px 16px rgba(0, 120, 212, 0.35);
    }
    .btn-store-primary:hover {
      background: #106ebe;
      box-shadow: 0 6px 22px rgba(0, 120, 212, 0.5);
      transform: translateY(-1px);
    }
    .btn-store-secondary {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 18px;
      font-size: 13px;
      font-weight: 600;
      border-radius: var(--radius-full);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-light);
      color: var(--text) !important;
      text-decoration: none;
      transition: all 0.2s ease;
    }
    .btn-store-secondary:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--cyan);
      color: var(--cyan) !important;
    }
    [data-theme="light"] .btn-store-secondary {
      background: #f1f5f9;
      border-color: rgba(0, 0, 0, 0.12);
      color: #0f172a !important;
    }
    [data-theme="light"] .btn-store-secondary:hover {
      background: #e2e8f0;
      border-color: #0284c7;
      color: #0284c7 !important;
    }
    .store-modal-fallback {
      text-align: center;
      font-size: 12.5px;
      color: var(--text-dim);
      padding-top: 10px;
      border-top: 1px dashed var(--border);
      margin-top: 4px;
    }
    .store-modal-fallback a {
      color: var(--cyan);
      text-decoration: underline;
      cursor: pointer;
      margin-left: 4px;
    }
    .store-modal-fallback a:hover {
      color: #ffffff;
    }
    [data-theme="light"] .store-modal-fallback a {
      color: #0284c7;
    }
    [data-theme="light"] .store-modal-fallback a:hover {
      color: #0369a1;
    }

    /* macOS Download Modal View */
    .mac-modal-container {
      display: flex;
      flex-direction: column;
      gap: 14px;
      text-align: left;
    }
    .mac-modal-hero {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 16px 20px;
      background: linear-gradient(135deg, rgba(0, 242, 254, 0.08) 0%, rgba(99, 102, 241, 0.06) 100%);
      border: 1px solid rgba(0, 242, 254, 0.28);
      border-radius: 12px;
    }
    .mac-logo-badge {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      color: var(--text);
    }
    [data-theme="light"] .mac-logo-badge {
      background: #ffffff;
      border-color: rgba(0, 0, 0, 0.1);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }
    .mac-modal-hero-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text);
      line-height: 1.35;
    }
    [data-theme="light"] .mac-modal-hero-title {
      color: #0f172a;
    }
    .mac-modal-hero-sub {
      font-size: 12.5px;
      color: var(--text-dim);
      margin-top: 3px;
      line-height: 1.45;
    }
    [data-theme="light"] .mac-modal-hero-sub {
      color: #475569;
    }
    .mac-modal-hero-tag {
      padding: 4px 10px;
      border-radius: var(--radius-full);
      background: rgba(0, 242, 254, 0.12);
      border: 1px solid rgba(0, 242, 254, 0.35);
      color: var(--cyan);
      font-size: 11.5px;
      font-weight: 700;
      white-space: nowrap;
    }
    .mac-modal-dl-bar {
      text-align: center;
      padding: 10px 0 4px;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .direct-download-note {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      margin: 0 auto 14px;
      padding: 6px 16px;
      background: rgba(0, 242, 254, 0.04);
      border: 1px solid rgba(0, 242, 254, 0.18);
      border-radius: var(--radius-full);
      font-size: 12.5px;
      color: var(--text-muted);
      line-height: 1.5;
      text-align: center;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      cursor: pointer;
      max-width: 92%;
    }
    .direct-download-note:hover {
      background: rgba(0, 242, 254, 0.08);
      border-color: rgba(0, 242, 254, 0.4);
      box-shadow: 0 4px 20px rgba(0, 242, 254, 0.12);
      transform: translateY(-1px);
      color: var(--text);
    }
    .direct-download-note strong {
      color: var(--cyan);
      font-weight: 600;
    }
    .dd-badge {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      font-size: 11px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: var(--radius-full);
      background: rgba(0, 242, 254, 0.12);
      color: var(--cyan);
      border: 1px solid rgba(0, 242, 254, 0.28);
      white-space: nowrap;
      letter-spacing: 0.02em;
    }
    .dd-link {
      color: var(--cyan);
      font-weight: 600;
      white-space: nowrap;
      display: inline-flex;
      align-items: center;
      gap: 2px;
      opacity: 0.85;
      transition: opacity 0.2s;
    }
    .direct-download-note:hover .dd-link {
      opacity: 1;
      text-decoration: underline;
    }
    [data-theme="light"] .direct-download-note {
      background: rgba(2, 132, 199, 0.05);
      border-color: rgba(2, 132, 199, 0.22);
      color: #334155;
    }
    [data-theme="light"] .direct-download-note:hover {
      background: rgba(2, 132, 199, 0.09);
      border-color: rgba(2, 132, 199, 0.38);
      box-shadow: 0 4px 16px rgba(2, 132, 199, 0.1);
      color: #0f172a;
    }
    [data-theme="light"] .dd-badge {
      background: rgba(2, 132, 199, 0.1);
      color: #0284c7;
      border-color: rgba(2, 132, 199, 0.25);
    }
    @media (max-width: 768px) {
      .direct-download-note {
        flex-direction: column;
        gap: 6px;
        border-radius: 14px;
        padding: 9px 14px;
        font-size: 12px;
      }
    }
    .download-meta {
      font-size: 14px;
      color: var(--text-dim);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 28px;
      flex-wrap: wrap;
    }
    .download-meta span { display: inline-flex; align-items: center; gap: 7px; }

    .os-detect-banner {
      max-width: 680px;
      margin: 0 auto 14px;
      padding: 10px 18px;
      background: rgba(245, 158, 11, 0.09);
      border: 1px solid rgba(245, 158, 11, 0.28);
      border-radius: var(--radius-full);
      font-size: 13px;
      color: #f59e0b;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      line-height: 1.5;
    }
    .os-detect-banner strong { font-weight: 700; }

    
    
    /* Mode A: macOS Interactive Wish Capsule */
    .mac-wish-capsule {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-full);
      cursor: pointer;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      font-family: inherit;
      outline: none;
      user-select: none;
      position: relative;
    }
    .mac-wish-capsule:hover {
      color: var(--cyan);
      border-color: var(--cyan);
      background: rgba(0, 242, 254, 0.08);
      transform: translateY(-1px);
      box-shadow: 0 4px 14px rgba(0, 242, 254, 0.2);
    }
    .mac-wish-capsule:active {
      transform: translateY(0);
    }
    .mac-wish-capsule.voted {
      color: var(--cyan);
      border-color: rgba(0, 242, 254, 0.5);
      background: rgba(0, 242, 254, 0.12);
    }
    .mac-capsule-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 1px 7px;
      background: rgba(0, 242, 254, 0.15);
      border-radius: var(--radius-full);
      color: var(--cyan);
      font-size: 11.5px;
      font-weight: 700;
      min-width: 22px;
      pointer-events: none;
      transition: all 0.2s ease;
    }
    .mac-wish-capsule.voted .mac-capsule-badge {
      background: var(--cyan);
      color: #03060c;
    }
    @keyframes floatPlusOne {
      0% { opacity: 1; transform: translateY(0) scale(1); }
      100% { opacity: 0; transform: translateY(-24px) scale(1.25); }
    }
    .float-plus-one-anim {
      animation: floatPlusOne 0.85s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    }

            /* Download Modal - 100% Opaque & Anti-Ghosting */
    .download-modal-overlay {
      position: fixed;
      top: 0; left: 0; right: 0; bottom: 0;
      background: rgba(2, 6, 18, 0.78);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      z-index: 999999;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 16px;
      overflow-y: auto;
    }
    .download-modal-content {
      background-color: #ffffff !important;
      color: var(--text-main, #090d16) !important;
      border: 1px solid rgba(0, 0, 0, 0.12);
      border-radius: 18px;
      padding: 26px 30px;
      max-width: 780px;
      width: 94%;
      max-height: 90vh;
      overflow-y: auto;
      position: relative;
      box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 0, 0, 0.05);
      z-index: 1000000;
    }
    [data-theme="dark"] .download-modal-content,
    :root:not([data-theme="light"]) .download-modal-content {
      background-color: #0b1120 !important;
      color: var(--text-main, #f8fafc) !important;
      border: 1px solid rgba(255, 255, 255, 0.12);
      box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.08);
    }
    .download-modal-close {
      position: absolute;
      top: 15px; right: 15px;
      background: transparent;
      border: none;
      color: var(--text-dim);
      font-size: 24px;
      cursor: pointer;
      line-height: 1;
      padding: 5px 10px;
    }
    .download-modal-close:hover { color: var(--text-main); }
    .download-modal-header {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 20px;
      color: var(--text-main);
    }

    /* Installation & First-Launch Notice Box */
    .install-tips-box {
      max-width: 720px;
      margin: 26px auto 0;
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 16px 22px;
      text-align: left;
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
      display: flex;
      flex-direction: column;
      gap: 9px;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    }
    .tip-row {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }
    .tip-icon {
      flex-shrink: 0;
      font-size: 14px;
      margin-top: 1px;
    }
    .tip-row strong {
      color: var(--cyan);
    }
    .tip-os {
      color: var(--text-dim);
      font-size: 12.5px;
      border-top: 1px dashed var(--border);
      padding-top: 8px;
      margin-top: 2px;
    }
    .download-guide-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 10px;
    }
    @media (max-width: 620px) {
      .download-guide-container { grid-template-columns: 1fr; gap: 10px; }
    }
    .download-guide-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      padding: 13px 14px;
      display: flex;
      flex-direction: column;
      gap: 8px;
      position: relative;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .download-guide-card.detected-browser {
      border-color: var(--cyan);
      box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
      background: linear-gradient(180deg, rgba(0, 242, 254, 0.05) 0%, var(--bg-card) 100%);
    }
    .guide-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12.5px;
      font-weight: 700;
      color: var(--text);
      padding-bottom: 6px;
      border-bottom: 1px solid var(--border);
    }
    .guide-card-header span.title-text {
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .guide-badge-current {
      font-size: 10.5px;
      font-weight: 700;
      color: #03060c;
      background: var(--gradient-accent);
      padding: 1px 7px;
      border-radius: 10px;
      letter-spacing: 0.3px;
    }
    .guide-step-item {
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: 6px;
      padding: 8px 10px;
      font-size: 11.8px;
      line-height: 1.5;
      color: var(--text-muted);
    }
    .guide-step-num-tag {
      color: var(--cyan);
      font-weight: 700;
      margin-right: 4px;
    }
    .mock-ui-badge {
      display: inline-block;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid var(--border-light);
      padding: 1px 5px;
      border-radius: 4px;
      font-size: 11px;
      font-family: inherit;
      color: var(--text);
      margin: 1px 2px;
    }
    .mock-ui-highlight {
      color: var(--cyan);
      border-color: rgba(0, 242, 254, 0.4);
      background: rgba(0, 242, 254, 0.15);
      font-weight: 700;
    }
    .download-guide-card-secondary {
      background: rgba(255, 255, 255, 0.015);
      border: 1px dashed var(--border);
      border-radius: var(--radius-sm);
      padding: 12px 13px;
      display: flex;
      flex-direction: column;
      gap: 7px;
      opacity: 0.92;
    }
    .download-guide-card-secondary .guide-card-header {
      font-size: 11.8px;
      font-weight: 600;
      color: var(--text-muted);
      border-bottom: 1px dashed var(--border);
      padding-bottom: 5px;
    }
    .download-guide-card-secondary .guide-step-item {
      background: transparent;
      border: none;
      padding: 3px 0;
      font-size: 11.2px;
      line-height: 1.45;
      color: var(--text-dim);
    }
    .download-guide-card-secondary .guide-step-item strong {
      color: var(--text-muted);
      font-size: 11.5px;
    }
    [data-theme="light"] .download-guide-card-secondary {
      background: rgba(0, 0, 0, 0.02);
      border-color: rgba(0, 0, 0, 0.12);
    }

        /* KPI Grid */
    .kpi-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      max-width: 1040px;
      margin: 52px auto 0;
    }
    @media (max-width: 768px) {
      .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    }
    .kpi-card {
      background: var(--gradient-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 22px 18px;
      text-align: center;
      transition: all 0.25s;
    }
    .kpi-card:hover {
      border-color: var(--cyan);
      box-shadow: 0 0 24px rgba(0, 242, 254, 0.25);
      transform: translateY(-2px);
    }
    .kpi-num {
      font-size: 36px;
      font-weight: 800;
      color: var(--cyan);
      font-family: var(--font-mono);
      margin-bottom: 6px;
    }
    .kpi-label {
      font-size: 14px;
      color: var(--text-muted);
    }

    /* Marquee */
    .marquee-container {
      margin-top: 14px;
      overflow: hidden;
      position: relative;
      width: 100%;
      mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
      -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    }
    .marquee-track {
      display: flex;
      gap: 18px;
      width: max-content;
      animation: marquee 34s linear infinite;
      align-items: center;
    }
    .marquee-track:hover { animation-play-state: paused; }
    @keyframes marquee {
      0% { transform: translateX(0); }
      100% { transform: translateX(-50%); }
    }
    .marquee-pill {
      display: flex;
      align-items: center;
      gap: 14px;
      background: var(--pill-bg);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border);
      padding: 11px 22px 11px 14px;
      border-radius: var(--radius-full);
      font-size: 14.5px;
      font-weight: 600;
      color: var(--text);
      white-space: nowrap;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .marquee-pill .m-icon-box {
      width: 32px;
      height: 32px;
      border-radius: 9px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(125, 125, 125, 0.08);
      border: 1px solid var(--border);
      overflow: hidden;
      flex-shrink: 0;
      padding: 4px;
    }
    .marquee-pill .m-icon-box img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }
    .marquee-pill:hover {
      border-color: var(--cyan);
      background: rgba(0, 242, 254, 0.12);
      color: var(--cyan);
      box-shadow: 0 0 25px rgba(0, 242, 254, 0.35);
      transform: translateY(-2px) scale(1.04);
    }

    /* Windows Mockup */
    .mockup-container {
      margin-top: 42px;
      position: relative;
    }
    .mockup-glow {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      width: 92%; height: 82%;
      background: radial-gradient(ellipse, rgba(0, 242, 254, 0.18), rgba(168, 85, 247, 0.08) 50%, transparent 75%);
      filter: blur(80px);
      z-index: 0;
      pointer-events: none;
    }
    .mockup-window {
      position: relative;
      z-index: 1;
      background: var(--mockup-bg);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      box-shadow: 0 30px 90px rgba(0, 0, 0, 0.25), 0 0 0 1px var(--border);
      overflow: hidden;
      text-align: left;
      transition: background 0.4s ease, border-color 0.4s ease;
    }
    .mockup-header {
      background: var(--mockup-header-bg);
      border-bottom: 1px solid var(--border);
      height: 50px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 16px;
      user-select: none;
      white-space: nowrap;
      overflow: hidden;
      transition: background 0.4s ease;
    }
    .mockup-win-title {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-muted);
      white-space: nowrap;
      flex-shrink: 0;
    }
    .mockup-disclaimer-tag {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      font-size: 11.5px;
      color: #fbbf24;
      background: rgba(251, 191, 36, 0.1);
      border: 1px solid rgba(251, 191, 36, 0.38);
      border-radius: 4px;
      padding: 2px 8px;
      margin-left: 6px;
      font-weight: 600;
      line-height: 1.4;
      white-space: nowrap;
      flex-shrink: 0;
      box-shadow: 0 0 14px rgba(251, 191, 36, 0.16);
      letter-spacing: 0.01em;
    }
    @media (max-width: 960px) {
      .mockup-disclaimer-tag { display: none; }
    }
    .mockup-win-title img { width: 20px; height: 20px; border-radius: 4px; }
    .mockup-header-right {
      display: flex;
      align-items: center;
    }

    .mockup-body {
      display: grid;
      grid-template-columns: 240px 1fr 360px;
      min-height: 520px;
      background: var(--mockup-bg);
      transition: background 0.4s ease;
    }
    @media (max-width: 960px) {
      .mockup-body { grid-template-columns: 1fr; }
      .mockup-sidebar, .mockup-channels { display: none; }
    }
    .mockup-sidebar {
      border-right: 1px solid var(--border);
      padding: 20px 16px;
      background: var(--mockup-sidebar-bg);
      transition: background 0.4s ease;
    }
    .mockup-sidebar .sidebar-title {
      font-size: 12px;
      color: var(--text-dim);
      margin-bottom: 14px;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
    }
    .mockup-sidebar .sidebar-item {
      padding: 11px 14px;
      border-radius: 8px;
      font-size: 13.5px;
      margin-bottom: 8px;
      cursor: pointer;
      transition: background 0.15s;
    }
    .mockup-sidebar .sidebar-item.active {
      background: rgba(0,242,254,0.1);
      border: 1px solid rgba(0,242,254,0.25);
      font-weight: 600;
      color: var(--cyan);
    }
    .mockup-sidebar .sidebar-item:not(.active) {
      color: var(--text-muted);
    }
    .mockup-sidebar .sidebar-item:not(.active):hover {
      background: rgba(125, 125, 125, 0.08);
      color: var(--text);
    }

    .mockup-editor {
      padding: 28px 32px;
      border-right: 1px solid var(--border);
      background: var(--mockup-editor-bg);
      display: flex;
      flex-direction: column;
      transition: background 0.4s ease;
    }
    .mockup-channels {
      padding: 22px;
      background: var(--mockup-sidebar-bg);
      display: flex;
      flex-direction: column;
      transition: background 0.4s ease;
    }

    .editor-toolbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-bottom: 14px;
      margin-bottom: 20px;
      border-bottom: 1px solid var(--border);
    }
    .editor-mode-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 12.5px;
      color: var(--cyan);
      font-family: var(--font-mono);
      font-weight: 600;
    }
    .editor-tools {
      display: flex;
      gap: 8px;
    }
    .editor-tool-btn {
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(125, 125, 125, 0.08);
      border: 1px solid var(--border);
      border-radius: 5px;
      font-size: 12px;
      color: var(--text-dim);
      font-weight: 700;
    }

    .sim-disclaimer {
      font-size: 11.5px;
      color: var(--text-dim);
      text-align: center;
      margin-bottom: 12px;
    }
    .sim-trigger-btn {
      width: 100%;
      padding: 13px;
      background: linear-gradient(135deg, rgba(0, 242, 254, 0.15), rgba(168, 85, 247, 0.15));
      border: 1px solid var(--cyan);
      color: var(--cyan);
      font-weight: 700;
      font-size: 14px;
      border-radius: var(--radius-md);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      box-shadow: 0 0 20px rgba(0, 242, 254, 0.15);
      transition: all 0.25s;
      margin-bottom: 14px;
      font-family: inherit;
    }
    .sim-trigger-btn:hover {
      background: var(--gradient-accent);
      color: #ffffff;
      box-shadow: 0 0 32px rgba(0, 242, 254, 0.6);
      transform: translateY(-1px);
    }
    .sim-progress-bar {
      height: 5px;
      background: rgba(125, 125, 125, 0.12);
      border-radius: var(--radius-full);
      overflow: hidden;
      margin-bottom: 14px;
      display: none;
    }
    .sim-progress-fill {
      height: 100%;
      width: 0%;
      background: var(--gradient-accent);
      transition: width 0.3s ease;
    }

    .telemetry-box {
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 10px 12px;
      font-family: var(--font-mono);
      font-size: 11.5px;
      color: var(--cyan);
      margin-bottom: 14px;
      display: none;
      line-height: 1.5;
    }

    .sim-channel-list {
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 8px;
      overflow-y: auto;
    }
    .sim-channel-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 14px;
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      font-size: 13.5px;
      transition: all 0.25s ease;
    }
    .sim-channel-row .sim-icon-box {
      width: 24px;
      height: 24px;
      border-radius: 5px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(125, 125, 125, 0.08);
      overflow: hidden;
    }
    .sim-channel-row .sim-icon-box img { width: 100%; height: 100%; object-fit: contain; }
    .sim-channel-row.publishing {
      border-color: var(--cyan);
      background: rgba(0, 242, 254, 0.08);
      box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
    }
    .sim-channel-row.success {
      border-color: rgba(16, 185, 129, 0.4);
      background: rgba(16, 185, 129, 0.08);
    }
    .sim-status-pill {
      font-size: 11.5px;
      font-weight: 600;
      padding: 3px 8px;
      border-radius: var(--radius-full);
      font-family: var(--font-mono);
    }
    .sim-status-ready { background: rgba(125, 125, 125, 0.1); color: var(--text-dim); }
    .sim-status-publishing { background: rgba(0, 242, 254, 0.15); color: var(--cyan); }
    .sim-status-success { background: rgba(16, 185, 129, 0.2); color: var(--green); }

    /* =========================================================================
       AUTHENTIC DATA FLOW ARCHITECTURE VISUALIZER (LOCAL VS CLOUD)
       ========================================================================= */
    .arch-flow-wrapper {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      margin-bottom: 44px;
      box-shadow: var(--card-shadow);
      transition: background 0.4s, border-color 0.4s;
    }
    .arch-mode-switcher {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-bottom: 30px;
    }
    .arch-toggle-tab {
      padding: 10px 22px;
      border-radius: var(--radius-full);
      border: 1px solid var(--border);
      background: var(--formula-bg);
      color: var(--text-muted);
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.25s;
      font-family: inherit;
    }
    .arch-toggle-tab.active-local {
      background: rgba(16, 185, 129, 0.12);
      border-color: rgba(16, 185, 129, 0.4);
      color: var(--green);
      box-shadow: 0 0 20px rgba(16, 185, 129, 0.15);
    }
    .arch-toggle-tab.active-cloud {
      background: rgba(239, 68, 68, 0.1);
      border-color: rgba(239, 68, 68, 0.35);
      color: #ef4444;
      box-shadow: 0 0 20px rgba(239, 68, 68, 0.15);
    }

    .arch-diagram-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.4fr 1.2fr;
      align-items: center;
      gap: 16px;
    }
    @media (max-width: 860px) {
      .arch-diagram-grid { grid-template-columns: 1fr; }
      .arch-flow-arrow { transform: rotate(90deg); margin: 10px auto; }
    }
    .arch-node-box {
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 24px;
      background: var(--formula-bg);
      transition: all 0.3s ease;
    }
    .arch-node-box.highlight-green {
      border-color: rgba(16, 185, 129, 0.4);
      background: rgba(16, 185, 129, 0.04);
      box-shadow: 0 0 30px rgba(16, 185, 129, 0.08);
    }
    .arch-node-box.highlight-red {
      border-color: rgba(239, 68, 68, 0.35);
      background: rgba(239, 68, 68, 0.04);
      box-shadow: 0 0 30px rgba(239, 68, 68, 0.08);
    }
    .arch-node-header {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 700;
      font-size: 16px;
      margin-bottom: 12px;
    }
    .arch-node-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 8px;
      font-size: 13.5px;
      color: var(--text-muted);
    }
    .sim-mode-switcher-wrap {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .switcher-hint-label {
      font-size: 11.5px;
      color: var(--cyan);
      font-weight: 700;
      letter-spacing: 0.02em;
      white-space: nowrap;
      display: inline-flex;
      align-items: center;
      gap: 5px;
      user-select: none;
    }
    .switcher-hint-label::before {
      content: '';
      display: inline-block;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 8px var(--cyan);
      animation: pulseDot 2s ease infinite;
    }
    .sim-mode-switcher {
      display: inline-flex;
      align-items: center;
      background: rgba(8, 14, 28, 0.85);
      border: 1px solid rgba(0, 242, 254, 0.35);
      border-radius: var(--radius-full);
      padding: 3px;
      margin-right: 14px;
      box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35), 0 0 14px rgba(0, 242, 254, 0.12);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      gap: 3px;
    }
    [data-theme="light"] .sim-mode-switcher {
      background: #ffffff;
      border: 1px solid rgba(2, 132, 199, 0.35);
      box-shadow: 0 4px 16px rgba(2, 132, 199, 0.14);
    }
    .sim-mode-tab {
      background: transparent;
      border: 1px solid transparent;
      padding: 6px 14px;
      border-radius: var(--radius-full);
      font-size: 12.5px;
      font-weight: 600;
      color: var(--text-muted);
      cursor: pointer;
      transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
      font-family: inherit;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      white-space: nowrap;
      user-select: none;
    }
    .sim-mode-tab:hover:not(.active) {
      color: var(--text);
      background: rgba(255, 255, 255, 0.08);
      transform: translateY(-1px);
    }
    [data-theme="light"] .sim-mode-tab:hover:not(.active) {
      background: rgba(0, 0, 0, 0.05);
      color: var(--text);
    }
    .sim-mode-tab.active {
      background: var(--gradient-accent);
      color: #ffffff !important;
      font-weight: 700;
      border-color: rgba(255, 255, 255, 0.35);
      box-shadow: 0 0 16px rgba(0, 242, 254, 0.45);
      transform: translateY(-0.5px);
    }
    .sim-mode-tab.active span,
    .sim-mode-tab.active .tab-icon {
      color: #ffffff !important;
    }
    .tab-badge-pulse {
      font-size: 10px;
      font-weight: 700;
      padding: 1px 6px;
      border-radius: 6px;
      background: rgba(245, 158, 11, 0.22);
      color: #f59e0b;
      border: 1px solid rgba(245, 158, 11, 0.4);
      line-height: 1.3;
      letter-spacing: 0.02em;
    }
    .sim-mode-tab.active .tab-badge-pulse {
      background: rgba(255, 255, 255, 0.25);
      color: #ffffff;
      border-color: rgba(255, 255, 255, 0.45);
    }
    .sim-short-editor {
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .sim-short-box {
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 16px 18px;
      font-size: 14.5px;
      line-height: 1.75;
      color: var(--text);
      flex: 1;
      margin-bottom: 12px;
      position: relative;
    }
    .sim-short-attachment {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.2);
      border-radius: 6px;
      padding: 6px 12px;
      font-size: 12px;
      color: var(--cyan);
      margin-top: 10px;
      font-weight: 600;
    }

    .sim-action-type-wrap {
      display: flex;
      gap: 6px;
      margin-bottom: 10px;
    }
    .sim-action-tab {
      flex: 1;
      padding: 6px 8px;
      font-size: 11.5px;
      font-weight: 600;
      color: var(--text-muted);
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: 6px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 5px;
      transition: all 0.2s ease;
    }
    .sim-action-tab:hover {
      color: var(--text);
      border-color: rgba(255, 255, 255, 0.2);
    }
    .sim-action-tab.active {
      color: var(--cyan);
      background: rgba(0, 242, 254, 0.08);
      border-color: rgba(0, 242, 254, 0.35);
    }

    .arch-flow-arrow {
      text-align: center;
      font-size: 26px;
      font-weight: 800;
      color: var(--cyan);
      animation: pulseArrow 1.8s ease-in-out infinite;
    }
    @keyframes pulseArrow {
      0%, 100% { transform: translateX(0); opacity: 0.6; filter: drop-shadow(0 0 2px var(--cyan)); }
      50% { transform: translateX(6px); opacity: 1; filter: drop-shadow(0 0 10px var(--cyan)); }
    }
    @media (max-width: 860px) {
      @keyframes pulseArrow {
        0%, 100% { transform: rotate(90deg) translateX(0); opacity: 0.6; }
        50% { transform: rotate(90deg) translateX(6px); opacity: 1; }
      }
    }
    .arch-footnote-box {
      margin-top: 24px;
      padding: 14px 20px;
      border-radius: var(--radius-sm);
      background: rgba(125, 125, 125, 0.05);
      border: 1px solid var(--border);
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Bento Grid */
    .bento-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }
    @media (max-width: 960px) {
      .bento-grid { grid-template-columns: 1fr; }
    }
    .bento-col-2 { grid-column: span 2; }
    @media (max-width: 960px) {
      .bento-col-2 { grid-column: span 1; }
    }
    .spotlight-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      position: relative;
      overflow: hidden;
      box-shadow: var(--card-shadow);
      transition: all 0.25s;
    }
    .spotlight-card:hover {
      border-color: var(--border-light);
      transform: translateY(-2px);
    }
    .card-spotlight-glow {
      position: absolute;
      top: 0; left: 0; right: 0; bottom: 0;
      pointer-events: none;
      background: radial-gradient(450px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0, 242, 254, 0.12), transparent 60%);
      opacity: 0;
      transition: opacity 0.3s;
    }
    .spotlight-card:hover .card-spotlight-glow { opacity: 1; }

    .bento-icon {
      width: 50px;
      height: 50px;
      border-radius: 12px;
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.2);
      color: var(--cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      margin-bottom: 20px;
    }
    .spotlight-card h3 {
      font-size: 21px;
      font-weight: 700;
      margin-bottom: 12px;
      letter-spacing: -0.015em;
    }
    .spotlight-card p {
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.72;
    }

    /* =========================================================================
       HIGH-END DUAL BRAND TRUST CAPSULE (CLOUDFLARE + GOOGLE IDENTITY)
       ========================================================================= */
    .powered-by-section {
      margin-top: 52px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 14px;
      text-align: center;
    }
    .powered-by-eyebrow {
      font-size: 12px;
      font-weight: 700;
      color: var(--text-dim);
      text-transform: uppercase;
      letter-spacing: 0.16em;
    }
    .powered-by-dual-capsule {
      display: inline-flex;
      align-items: center;
      gap: 24px;
      padding: 12px 34px;
      border-radius: var(--radius-full);
      background: #ffffff;
      border: 1px solid rgba(255, 255, 255, 0.4);
      box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12), 0 0 24px rgba(0, 242, 254, 0.08);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .powered-by-dual-capsule:hover {
      box-shadow: 0 16px 48px rgba(0, 0, 0, 0.16), 0 0 32px rgba(0, 242, 254, 0.18);
      transform: translateY(-2px);
    }
    .powered-sub-item {
      display: inline-flex;
      align-items: center;
      gap: 14px;
    }
    .powered-by-label {
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.12em;
      color: #475569;
      font-family: var(--font-sans);
      white-space: nowrap;
    }
    .powered-by-center-divider {
      width: 1.5px;
      height: 32px;
      background: rgba(0, 0, 0, 0.12);
    }
    .powered-by-logo-img {
      height: 36px;
      width: auto;
      object-fit: contain;
      display: block;
      transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .powered-by-logo-img.google-logo-img {
      height: 34px;
    }
    .powered-sub-item:hover .powered-by-logo-img {
      transform: scale(1.06);
    }

    @media (max-width: 768px) {
      .powered-by-dual-capsule {
        flex-direction: column;
        gap: 14px;
        padding: 18px 24px;
        border-radius: var(--radius-lg);
      }
      .powered-by-center-divider {
        width: 60%;
        height: 1px;
      }
    }

    /* Workflow Comparison Table */
    .compare-table-wrapper {
      margin-top: 56px;
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--card-shadow);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .compare-table thead th {
      padding: 22px 28px;
      border-bottom: 1px solid var(--border);
    }
    .compare-table thead .th-manual {
      background: rgba(239, 68, 68, 0.05);
      width: 50%;
      border-right: 1px solid var(--border);
    }
    .compare-table thead .th-unipub {
      background: rgba(16, 185, 129, 0.07);
      width: 50%;
    }
    .th-content {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .th-tag-bad {
      font-size: 16px;
      font-weight: 700;
      color: #ef4444;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .th-tag-good {
      font-size: 16px;
      font-weight: 700;
      color: var(--green);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .compare-table tbody tr {
      border-bottom: 1px solid var(--border);
      transition: background 0.15s ease;
    }
    .compare-table tbody tr:last-child {
      border-bottom: none;
    }
    .compare-table tbody tr:hover {
      background: rgba(255, 255, 255, 0.015);
    }
    .compare-table tbody td {
      padding: 16px 28px;
      font-size: 14.5px;
      line-height: 1.6;
    }
    .compare-table tbody .td-manual {
      color: var(--text-muted);
      border-right: 1px solid var(--border);
      background: rgba(239, 68, 68, 0.02);
    }
    .compare-table tbody .td-unipub {
      color: var(--text);
      background: rgba(16, 185, 129, 0.03);
    }
    .compare-table tbody tr.tr-highlight td {
      padding: 22px 28px;
    }
    .compare-table tbody tr.tr-highlight .td-time-bad {
      background: rgba(239, 68, 68, 0.08);
    }
    .compare-table tbody tr.tr-highlight .td-time-good {
      background: rgba(16, 185, 129, 0.12);
    }
    .time-label {
      font-size: 18px;
      font-weight: 800;
    }
    .td-time-bad .time-label { color: #ef4444; }
    .td-time-good .time-label { color: var(--green); }
    .time-sub {
      font-size: 13px;
      color: var(--text-dim);
      margin-top: 3px;
    }
    .compare-cost-callout {
      padding: 16px 28px;
      background: var(--formula-bg);
      border-top: 1px solid var(--border);
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      text-align: left;
    }
    .compare-cost-callout strong {
      color: var(--cyan);
    }

    @media (max-width: 768px) {
      .compare-table thead th, .compare-table tbody td {
        padding: 14px 16px;
        font-size: 13.5px;
      }
      .time-label { font-size: 15px; }
      .compare-cost-callout { padding: 14px 16px; font-size: 13px; }
    }

    /* Channel Exceptions & Disclosure Box */
    .channel-exceptions-card {
      margin-top: 32px;
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 24px 28px;
      text-align: left;
    }
    .exceptions-header {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 15.5px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 6px;
    }
    .exceptions-intro {
      font-size: 13.5px;
      color: var(--text-muted);
      margin-bottom: 16px;
      line-height: 1.6;
    }
    .exceptions-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }
    @media (max-width: 860px) {
      .exceptions-grid {
        grid-template-columns: 1fr;
      }
    }
    .exception-item {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      padding: 16px 18px;
    }
    .exception-badge {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      color: var(--cyan);
      background: rgba(0, 242, 254, 0.1);
      border: 1px solid rgba(0, 242, 254, 0.2);
      border-radius: 6px;
      padding: 2px 8px;
      margin-bottom: 8px;
    }
    .exception-desc {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* Channel Wall & Accessible Cards */
    .channels-wall {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 44px 38px;
      position: relative;
      box-shadow: var(--card-shadow);
    }
    .category-tabs {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-bottom: 36px;
      flex-wrap: wrap;
    }
    .category-tab {
      padding: 9px 20px;
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-full);
      color: var(--text-muted);
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
      font-family: inherit;
    }
    .category-tab:hover, .category-tab.active {
      background: rgba(0, 242, 254, 0.12);
      border-color: rgba(0, 242, 254, 0.35);
      color: var(--text);
    }
    .platform-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
      gap: 16px;
    }
    .platform-card {
      background: var(--formula-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 14px 16px;
      display: flex;
      align-items: center;
      gap: 14px;
      transition: all 0.2s ease;
      cursor: pointer;
      width: 100%;
      text-align: left;
      font-family: inherit;
      color: inherit;
    }
    .platform-card:hover {
      background: var(--bg-card-hover);
      border-color: var(--cyan);
      transform: translateY(-2px);
      box-shadow: 0 4px 20px rgba(0, 242, 254, 0.18);
    }
    .platform-card.selected {
      border-color: var(--cyan);
      background: rgba(0, 242, 254, 0.08);
    }
    .platform-card .p-logo-wrap {
      width: 44px;
      height: 44px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      overflow: hidden;
      background: rgba(125, 125, 125, 0.08);
      border: 1px solid var(--border);
      padding: 5px;
    }
    .platform-card .p-logo-wrap img {
      width: 100%;
      height: 100%;
      border-radius: 5px;
      object-fit: contain;
    }
    .platform-card .p-info { flex: 1; min-width: 0; }
    .platform-card .p-name { font-weight: 600; font-size: 14.5px; }
    .platform-card .p-tag { font-size: 12px; color: var(--text-dim); }

    /* =========================================================================
       TRANSPARENT INTERACTIVE TIME-SAVED ROI CALCULATOR
       ========================================================================= */
    .roi-calc-container {
      margin-top: 40px;
      padding: 32px 30px;
      background: var(--formula-bg);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
    }
    .roi-calc-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 24px;
    }
    .roi-calc-title {
      font-size: 18px;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .roi-calc-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-bottom: 28px;
    }
    @media (max-width: 860px) {
      .roi-calc-grid { grid-template-columns: 1fr; }
    }
    .roi-slider-group {
      background: var(--bg-card);
      border: 1px solid var(--border);
      padding: 18px;
      border-radius: var(--radius-sm);
    }
    .roi-slider-label {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13.5px;
      color: var(--text-muted);
      margin-bottom: 10px;
    }
    .roi-slider-val {
      font-weight: 800;
      color: var(--cyan);
      font-family: var(--font-mono);
      font-size: 16px;
    }
    .roi-range-input {
      width: 100%;
      height: 6px;
      border-radius: 3px;
      background: var(--slider-track);
      outline: none;
      -webkit-appearance: none;
      appearance: none;
      cursor: pointer;
    }
    .roi-range-input::-webkit-slider-thumb {
      -webkit-appearance: none;
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--cyan);
      cursor: pointer;
      box-shadow: 0 0 10px var(--cyan);
      transition: transform 0.15s;
    }
    .roi-range-input::-webkit-slider-thumb:hover {
      transform: scale(1.2);
    }

    .roi-result-banner {
      padding: 22px 26px;
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.3);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
    }
    .roi-result-main {
      font-size: 15.5px;
      line-height: 1.6;
    }
    .roi-result-num {
      font-size: 32px;
      font-weight: 800;
      color: var(--cyan);
      font-family: var(--font-mono);
    }
    .roi-calc-footnote {
      font-size: 12px;
      color: var(--text-dim);
      margin-top: 14px;
      line-height: 1.6;
    }

    /* FAQ */
    .faq-grid {
      display: flex;
      flex-direction: column;
      gap: 14px;
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--card-shadow);
      transition: border-color 0.2s, background 0.4s;
    }
    .faq-item:hover { border-color: var(--border-light); }
    .faq-item.active { border-color: var(--cyan); }
    .faq-question {
      width: 100%;
      background: transparent;
      border: 0;
      padding: 22px 26px;
      font-weight: 600;
      font-size: 16.5px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
      color: var(--text);
      text-align: left;
      font-family: inherit;
    }
    .faq-icon {
      font-size: 18px;
      color: var(--cyan);
      transition: transform 0.25s;
      margin-left: 14px;
    }
    .faq-item.active .faq-icon { transform: rotate(45deg); }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s cubic-bezier(0, 1, 0, 1), padding 0.3s;
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.72;
      padding: 0 26px;
    }
    .faq-item.active .faq-answer {
      max-height: 320px;
      padding: 0 26px 22px;
      transition: max-height 0.3s cubic-bezier(1, 0, 1, 0), padding 0.3s;
    }

    /* Pricing / Edition Section */
    .pricing-card {
      max-width: 640px;
      margin: 0 auto;
      background: var(--bg-card);
      border: 1px solid rgba(0, 242, 254, 0.4);
      border-radius: var(--radius-lg);
      padding: 44px 38px;
      text-align: center;
      position: relative;
      box-shadow: 0 0 40px rgba(0, 242, 254, 0.12), var(--card-shadow);
      transition: background 0.4s, border-color 0.4s;
    }
    .price-value {
      font-size: 48px;
      font-weight: 800;
      color: var(--text);
      margin: 18px 0 10px;
    }
    .pricing-features {
      list-style: none;
      margin: 26px 0 22px;
      text-align: left;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .pricing-features li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 14.5px;
      color: var(--text-muted);
    }
    .pricing-features li svg { color: var(--green); flex-shrink: 0; margin-top: 3px; }
    .price-rule-box {
      margin: 0 0 24px;
      padding: 16px 20px;
      border-radius: var(--radius-sm);
      background: var(--formula-bg);
      border: 1px solid var(--border);
      font-size: 13.5px;
      color: var(--text-muted);
      text-align: left;
      line-height: 1.65;
    }
    .price-rule-box b {
      color: var(--cyan);
    }

    /* Contact */
    .contact-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
      max-width: 1040px;
      margin: 0 auto;
    }
    .contact-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      text-align: center;
      box-shadow: var(--card-shadow);
      transition: background 0.4s, border-color 0.4s;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .contact-card h4 { font-size: 17px; margin-bottom: 8px; }
    .contact-card p { font-size: 13.5px; color: var(--text-muted); margin-bottom: 18px; line-height: 1.6; flex: 1; }
    .inapp-feedback-pill {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: rgba(0, 242, 254, 0.06);
      border: 1px solid rgba(0, 242, 254, 0.25);
      padding: 9px 18px;
      border-radius: var(--radius-full);
      color: var(--cyan);
      font-size: 13.5px;
      font-weight: 600;
      margin: 0 auto;
    }
    .inapp-feedback-pill .live-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 8px var(--green);
      display: inline-block;
    }
    .email-btn {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--formula-bg);
      border: 1px solid var(--border);
      padding: 9px 20px;
      border-radius: var(--radius-full);
      color: var(--cyan);
      font-family: var(--font-mono);
      font-size: 14px;
      cursor: pointer;
      transition: all 0.2s;
    }
    .email-btn:hover {
      background: rgba(0, 242, 254, 0.1);
      border-color: rgba(0, 242, 254, 0.4);
      transform: scale(1.02);
    }

    /* Footer */
    footer {
      border-top: 1px solid var(--border);
      padding: 46px 0;
      color: var(--text-dim);
      font-size: 13.5px;
      text-align: center;
      transition: border-color 0.4s;
    }
    .footer-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 18px;
    }
    .footer-links {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .footer-links a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 13.5px;
      transition: color 0.2s;
    }
    .footer-links a:hover {
      color: var(--cyan);
    }
    .footer-copy-inquiry {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .footer-sep {
      color: var(--text-dim);
      opacity: 0.6;
    }
    .footer-inquiry-box {
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }
    .footer-email-link {
      color: var(--cyan);
      text-decoration: none;
      font-family: var(--font-mono);
      font-size: 13px;
      font-weight: 500;
      transition: all 0.2s ease;
    }
    .footer-email-link:hover {
      color: var(--text);
      text-decoration: underline;
    }
    [data-theme="light"] .footer-email-link {
      color: #0284c7;
    }
    [data-theme="light"] .footer-email-link:hover {
      color: #0369a1;
    }

    #toast {
      position: fixed;
      bottom: 28px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--bg-panel);
      border: 1px solid var(--cyan);
      color: var(--cyan);
      padding: 11px 26px;
      border-radius: var(--radius-full);
      font-size: 14px;
      font-weight: 600;
      display: none;
      z-index: 1000;
      box-shadow: 0 10px 30px rgba(0, 242, 254, 0.3);
    }
  /* =========================================================================
       REAL CLIENT LIVE SHOWCASE & LIGHTBOX (NATIVE 1:1 UI)
       ========================================================================= */
    .mockup-disclaimer-tag.mockup-live-badge {
      color: #34d399;
      background: rgba(16, 185, 129, 0.12);
      border-color: rgba(52, 211, 153, 0.4);
      box-shadow: 0 0 14px rgba(16, 185, 129, 0.2);
    }
    .showcase-real-wrap {
      background: #0d101c;
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .showcase-img-container {
      position: relative;
      cursor: zoom-in;
      background: #0d101c;
      overflow: hidden;
      display: flex;
      justify-content: center;
    }
    .showcase-real-img {
      width: 100%;
      height: auto;
      display: block;
      transition: filter 0.25s ease;
    }
    .showcase-img-container:hover .showcase-real-img {
      filter: brightness(1.03);
    }
    .showcase-zoom-hint {
      position: absolute;
      bottom: 16px;
      right: 18px;
      background: rgba(13, 16, 28, 0.85);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: 20px;
      padding: 6px 14px;
      font-size: 12px;
      color: #e2e8f0;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      pointer-events: none;
      transition: all 0.2s ease;
      box-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
      z-index: 5;
    }
    .showcase-img-container:hover .showcase-zoom-hint {
      transform: translateY(-2px);
      border-color: var(--cyan);
      color: #fff;
    }
    .showcase-video-pill-cta {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      background: rgba(13, 16, 28, 0.88);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid rgba(0, 242, 254, 0.45);
      border-radius: 30px;
      padding: 10px 22px;
      font-size: 14px;
      font-weight: 600;
      color: #ffffff;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      cursor: pointer;
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 20px rgba(0, 242, 254, 0.3);
      animation: pillGlowPulse 3s ease-in-out infinite;
      z-index: 6;
      user-select: none;
      white-space: nowrap;
    }
    .showcase-video-pill-cta:hover {
      transform: translate(-50%, -50%) scale(1.05);
      background: rgba(16, 22, 40, 0.96);
      border-color: #00f2fe;
      box-shadow: 0 14px 40px rgba(0, 0, 0, 0.7), 0 0 32px rgba(0, 242, 254, 0.6);
      animation: none;
    }
    @keyframes pillGlowPulse {
      0%, 100% {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 0 16px rgba(0, 242, 254, 0.3);
      }
      50% {
        box-shadow: 0 12px 36px rgba(0, 0, 0, 0.65), 0 0 28px rgba(0, 242, 254, 0.55);
      }
    }
    .play-icon-glow {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 26px;
      height: 26px;
      border-radius: 50%;
      background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
      color: #03060c;
      font-size: 11px;
      padding-left: 2px;
      box-shadow: 0 0 12px rgba(0, 242, 254, 0.6);
    }
    .pill-duration-badge {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.16);
      border-radius: 12px;
      padding: 2px 7px;
      font-size: 11px;
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
      color: #a5b4fc;
    }
    .showcase-video-container {
      position: relative;
      background: #080a12;
      overflow: hidden;
      display: flex;
      justify-content: center;
      align-items: center;
      width: 100%;
    }
    .showcase-video-element {
      width: 100%;
      height: auto;
      display: block;
      max-height: 720px;
      outline: none;
    }
    .showcase-meta-bar {
      display: flex;
      align-items: center;
      justify-content: space-around;
      flex-wrap: wrap;
      gap: 12px;
      padding: 12px 20px;
      background: rgba(10, 13, 24, 0.96);
      border-top: 1px solid var(--border);
    }
    .showcase-meta-item {
      display: flex;
      align-items: center;
      gap: 7px;
      font-size: 12.5px;
      color: var(--text-muted);
      font-weight: 500;
    }
    .meta-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      display: inline-block;
      flex-shrink: 0;
    }
    .meta-dot.cyan {
      background: var(--cyan);
      box-shadow: 0 0 8px var(--cyan);
    }
    .meta-dot.green {
      background: #10b981;
      box-shadow: 0 0 8px #10b981;
    }
    .meta-dot.purple {
      background: #a855f7;
      box-shadow: 0 0 8px #a855f7;
    }
    .sim-sub-btn {
      background: rgba(125, 125, 125, 0.1);
      border: 1px solid var(--border);
      color: var(--text-muted);
      border-radius: 6px;
      padding: 3px 10px;
      font-size: 11.5px;
      cursor: pointer;
      font-weight: 600;
      transition: all 0.2s ease;
      font-family: inherit;
    }
    .sim-sub-btn.active {
      background: rgba(0, 242, 254, 0.16);
      color: var(--cyan);
      border-color: rgba(0, 242, 254, 0.35);
      box-shadow: 0 0 8px rgba(0, 242, 254, 0.25);
    }
    /* Screenshot Lightbox Modal */
    .screenshot-lightbox {
      position: fixed;
      inset: 0;
      z-index: 999999;
      background: rgba(6, 9, 18, 0.92);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      display: none;
      align-items: center;
      justify-content: center;
      padding: 24px;
    }
    .screenshot-lightbox.active {
      display: flex;
    }
    .screenshot-lightbox-content {
      position: relative;
      max-width: 95vw;
      max-height: 94vh;
      display: flex;
      flex-direction: column;
      align-items: center;
    }
    .screenshot-lightbox-content img {
      max-width: 100%;
      max-height: 84vh;
      object-fit: contain;
      border-radius: 8px;
      box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.12);
    }
    .screenshot-lightbox-close {
      position: absolute;
      top: -16px;
      right: -16px;
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: #1e293b;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.2);
      font-size: 16px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
      transition: background 0.2s ease, transform 0.2s ease;
      z-index: 10;
    }
    .screenshot-lightbox-close:hover {
      background: #334155;
      transform: scale(1.08);
    }
    .screenshot-lightbox-caption {
      margin-top: 14px;
      font-size: 13.5px;
      color: #94a3b8;
      text-align: center;
      font-weight: 500;
    }
    /* Video Showcase & Lightbox Styles */
    .showcase-video-wrap {
      background: #000;
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .showcase-video-container {
      position: relative;
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #04060d;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .showcase-video-container video {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      background: #000;
    }
    .showcase-video-overlay-bar {
      position: absolute;
      bottom: 18px;
      right: 18px;
      display: flex;
      align-items: center;
      gap: 10px;
      z-index: 10;
      pointer-events: auto;
    }
    .video-overlay-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 18px;
      background: rgba(10, 15, 30, 0.78);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(0, 242, 254, 0.35);
      border-radius: 9999px;
      color: #fff;
      font-size: 13px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 15px rgba(0, 242, 254, 0.2);
      user-select: none;
    }
    .video-overlay-pill:hover {
      background: rgba(0, 242, 254, 0.22);
      border-color: rgba(0, 242, 254, 0.7);
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 242, 254, 0.4);
    }
    .video-overlay-pill.unmuted {
      border-color: #10b981;
      background: rgba(16, 185, 129, 0.25);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 15px rgba(16, 185, 129, 0.35);
    }
    .video-overlay-pill.paused {
      border-color: #f59e0b;
      background: rgba(245, 158, 11, 0.25);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 15px rgba(245, 158, 11, 0.35);
    }
    .hero-video-center-indicator {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%) scale(0.9);
      width: 68px;
      height: 68px;
      border-radius: 50%;
      background: rgba(8, 14, 28, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 2px solid rgba(0, 242, 254, 0.6);
      box-shadow: 0 0 35px rgba(0, 242, 254, 0.4), 0 8px 30px rgba(0, 0, 0, 0.7);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      color: #00f2fe;
      font-size: 26px;
      padding-left: 4px;
      opacity: 0;
      pointer-events: none;
      transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
      z-index: 9;
    }
    .hero-video-center-indicator.visible {
      opacity: 1;
      pointer-events: auto;
      transform: translate(-50%, -50%) scale(1);
    }
    .hero-video-center-indicator:hover {
      background: rgba(0, 242, 254, 0.25);
      border-color: #00f2fe;
      box-shadow: 0 0 45px rgba(0, 242, 254, 0.6), 0 8px 30px rgba(0, 0, 0, 0.7);
      transform: translate(-50%, -50%) scale(1.08);
      color: #fff;
    }
    .lightbox-video-nav {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      background: rgba(15, 23, 42, 0.85);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 9999px;
      padding: 4px;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }
    .lightbox-nav-tab {
      background: transparent;
      border: 1px solid transparent;
      color: var(--text-muted);
      font-size: 13px;
      font-weight: 600;
      padding: 7px 18px;
      border-radius: 9999px;
      cursor: pointer;
      transition: all 0.2s ease;
      font-family: inherit;
    }
    .lightbox-nav-tab:hover:not(.active) {
      color: #fff;
      background: rgba(255, 255, 255, 0.08);
    }
    .lightbox-nav-tab.active {
      background: var(--gradient-accent);
      color: #fff;
      font-weight: 700;
      border-color: rgba(255, 255, 255, 0.3);
      box-shadow: 0 0 16px rgba(0, 242, 254, 0.4);
    }
    .video-overlay-pill.pill-secondary {
      background: rgba(15, 23, 42, 0.7);
      border-color: rgba(255, 255, 255, 0.22);
    }
    .video-overlay-pill.pill-secondary:hover {
      background: rgba(255, 255, 255, 0.15);
      border-color: rgba(255, 255, 255, 0.45);
    }
    @media (max-width: 768px) {
      .showcase-video-overlay-bar {
        bottom: 12px;
        right: 12px;
        gap: 6px;
      }
      .video-overlay-pill {
        padding: 6px 12px;
        font-size: 11.5px;
        gap: 5px;
      }
    }
    .video-lightbox-content {
      position: relative;
      width: 100%;
      max-width: 1080px;
      display: flex;
      flex-direction: column;
      align-items: center;
    }
    .video-player-frame {
      position: relative;
      width: 100%;
      aspect-ratio: 16 / 9;
      background: #000;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 25px 80px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(0, 242, 254, 0.25);
    }
    .video-player-frame video {
      width: 100%;
      height: 100%;
      display: block;
      background: #000;
    }
    .video-lightbox-caption {
      margin-top: 14px;
      font-size: 14px;
      color: #cbd5e1;
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 500;
      flex-wrap: wrap;
      justify-content: center;
    }
    .video-cap-badge {
      background: linear-gradient(135deg, rgba(0, 242, 254, 0.2), rgba(168, 85, 247, 0.2));
      border: 1px solid rgba(0, 242, 254, 0.4);
      color: var(--cyan);
      font-size: 11px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 6px;
      letter-spacing: 0.05em;
    }
    .btn-hero-video {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 15px 28px;
      font-size: 15.5px;
      font-weight: 600;
      color: #f8fafc;
      background: rgba(13, 18, 32, 0.7);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(0, 242, 254, 0.35);
      border-radius: var(--radius-full);
      text-decoration: none;
      cursor: pointer;
      overflow: hidden;
      box-shadow: inset 0 0 20px rgba(0, 242, 254, 0.06), 0 8px 24px rgba(0, 0, 0, 0.25);
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      font-family: inherit;
    }
    [data-theme="light"] .btn-hero-video {
      background: rgba(255, 255, 255, 0.85);
      color: #0f172a;
      border-color: rgba(2, 132, 199, 0.35);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    }
    .btn-hero-video:hover {
      border-color: var(--cyan);
      color: var(--cyan);
      box-shadow: 0 0 30px rgba(0, 242, 254, 0.4), inset 0 0 15px rgba(0, 242, 254, 0.15);
      transform: translateY(-2px);
    }
    [data-theme="light"] .btn-hero-video:hover {
      border-color: #0284c7;
      color: #0284c7;
      box-shadow: 0 6px 20px rgba(2, 132, 199, 0.2);
    }
    .btn-play-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: rgba(0, 242, 254, 0.18);
      color: var(--cyan);
      border: 1px solid rgba(0, 242, 254, 0.4);
      transition: all 0.25s ease;
    }
    [data-theme="light"] .btn-play-icon {
      background: rgba(2, 132, 199, 0.12);
      color: #0284c7;
      border-color: rgba(2, 132, 199, 0.3);
    }
    .btn-hero-video:hover .btn-play-icon {
      background: var(--cyan);
      color: #03060c;
      transform: scale(1.1);
      box-shadow: 0 0 14px var(--cyan-glow);
    }
    [data-theme="light"] .btn-hero-video:hover .btn-play-icon {
      background: #0284c7;
      color: #ffffff;
      box-shadow: 0 0 14px rgba(2, 132, 199, 0.4);
    }
    @media (max-width: 640px) {
      .mockup-header {
        height: auto;
        padding: 8px 12px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
      .switcher-hint-label {
        display: none;
      }
      .mockup-header-right {
        width: 100%;
        overflow: hidden;
      }
      .sim-mode-switcher-wrap {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
      }
      .sim-mode-switcher-wrap::-webkit-scrollbar {
        display: none;
      }
      .sim-mode-switcher {
        margin-right: 0;
        width: max-content;
        min-width: 100%;
        display: flex;
        justify-content: flex-start;
        gap: 4px;
      }
      .sim-mode-tab {
        flex: 0 0 auto;
        justify-content: center;
        padding: 5px 8px;
        font-size: 11px;
      }
      .showcase-meta-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
      }
      .showcase-video-pill-cta {
        padding: 5px 12px;
        font-size: 11px;
        gap: 6px;
      }
      .play-icon-glow {
        width: 19px;
        height: 19px;
        font-size: 9px;
      }
      .pill-duration-badge {
        font-size: 9px;
        padding: 1px 4px;
      }
    }
  /* =========================================================================
       3D ECOSYSTEM MATRIX HUB BANNER
       ========================================================================= */
    .ecosystem-banner-wrapper {
      position: relative;
      margin: 0 auto 36px;
      max-width: 1040px;
    }
    .ecosystem-banner-glow {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      width: 92%; height: 82%;
      background: radial-gradient(ellipse, rgba(0, 242, 254, 0.16) 0%, rgba(168, 85, 247, 0.1) 45%, transparent 70%);
      filter: blur(60px);
      z-index: 0;
      pointer-events: none;
    }
    .ecosystem-banner-card {
      position: relative;
      z-index: 1;
      background: #080b14;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 25px 70px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--border);
      transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
    }
    .ecosystem-banner-card:hover {
      border-color: rgba(0, 242, 254, 0.35);
      box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5), 0 0 25px rgba(0, 242, 254, 0.15);
    }
    .ecosystem-banner-img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.4s ease;
    }
    .ecosystem-banner-card:hover .ecosystem-banner-img {
      transform: scale(1.008);
    }
    .ecosystem-banner-caption {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      padding: 14px 20px;
      background: rgba(10, 14, 26, 0.95);
      border-top: 1px solid var(--border);
      font-size: 13.5px;
      color: var(--text-muted);
      font-weight: 500;
      text-align: center;
      flex-wrap: wrap;
    }
    .eco-tag {
      background: rgba(0, 242, 254, 0.12);
      color: var(--cyan);
      border: 1px solid rgba(0, 242, 254, 0.3);
      padding: 3px 10px;
      border-radius: 20px;
      font-size: 12px;
      font-weight: 600;
    }
  
    /* =========================================================================
       BRAND SLOGAN CAPSULE (Directly below Mockup Showcase)
       ========================================================================= */
    .mockup-bottom-slogan {
      display: flex;
      justify-content: center;
      align-items: center;
      margin-top: 34px;
      margin-bottom: 22px;
      position: relative;
      z-index: 2;
    }
    .slogan-capsule {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 7px 22px;
      background: linear-gradient(135deg, rgba(0, 242, 254, 0.08) 0%, rgba(121, 40, 202, 0.10) 100%);
      border: 1px solid rgba(0, 242, 254, 0.32);
      border-radius: var(--radius-full);
      color: #ffffff;
      font-size: 14px;
      font-weight: 600;
      letter-spacing: 0.03em;
      box-shadow: 0 0 24px rgba(0, 242, 254, 0.14);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      transition: all 0.3s ease;
      user-select: none;
    }
    .slogan-capsule:hover {
      transform: translateY(-2px);
      border-color: rgba(0, 242, 254, 0.55);
      box-shadow: 0 0 32px rgba(0, 242, 254, 0.25);
    }
    .slogan-capsule .slogan-sparkle {
      color: var(--cyan);
      font-size: 13px;
      filter: drop-shadow(0 0 4px var(--cyan));
      animation: sparkleGlow 2.4s ease-in-out infinite alternate;
    }
    @keyframes sparkleGlow {
      0% { transform: scale(0.9); opacity: 0.7; }
      100% { transform: scale(1.15); opacity: 1; }
    }

  
    /* Day / Light Mode Adaptive Styles for Slogan Capsule & Meta */
    [data-theme="light"] .slogan-capsule {
      background: rgba(255, 255, 255, 0.96);
      border-color: rgba(2, 132, 199, 0.4);
      color: #090d16;
      font-weight: 700;
      box-shadow: 0 4px 20px rgba(2, 132, 199, 0.12), 0 2px 6px rgba(15, 23, 42, 0.06);
    }
    [data-theme="light"] .slogan-capsule:hover {
      border-color: #0284c7;
      color: #0284c7;
      box-shadow: 0 6px 26px rgba(2, 132, 199, 0.22), 0 2px 8px rgba(15, 23, 42, 0.08);
    }
    [data-theme="light"] .slogan-capsule .slogan-sparkle {
      color: #0284c7;
      filter: drop-shadow(0 0 4px rgba(2, 132, 199, 0.6));
    }

    /* Keep Showcase window meta bar readable in light mode */
    .showcase-meta-item {
      color: #94a3b8 !important;
    }

    /* Light mode support for 3D Ecosystem Banner Caption */
    [data-theme="light"] .ecosystem-banner-caption {
      background: rgba(255, 255, 255, 0.95);
      color: #334155;
      border-top: 1px solid rgba(0, 0, 0, 0.08);
    }
    [data-theme="light"] .eco-tag {
      background: rgba(2, 132, 199, 0.12);
      color: #0284c7;
      border-color: rgba(2, 132, 199, 0.35);
    }

  

    /* =========================================================================
       NAV BLOG & STORY DROPDOWN (Fixed Overflow & Typography)
       ========================================================================= */
    .nav-dropdown-item {
      position: relative;
    }
    .nav-dropdown-trigger {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      cursor: pointer;
    }
    .dropdown-chevron {
      transition: transform 0.2s ease;
      opacity: 0.7;
    }
    .nav-dropdown-item:hover .dropdown-chevron {
      transform: rotate(180deg);
      opacity: 1;
      color: var(--cyan);
    }
    .nav-dropdown-menu {
      position: absolute;
      top: calc(100% + 14px);
      left: 50%;
      transform: translateX(-50%) translateY(6px);
      width: 316px;
      background: rgba(10, 14, 26, 0.96);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid rgba(0, 242, 254, 0.3);
      border-radius: var(--radius-md);
      box-shadow: 0 20px 48px rgba(0, 0, 0, 0.75), 0 0 24px rgba(0, 242, 254, 0.14);
      padding: 8px;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1), transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.22s;
      z-index: 1050;
      pointer-events: none;
      text-align: left;
    }
    [data-theme="light"] .nav-dropdown-menu {
      background: rgba(255, 255, 255, 0.98);
      border: 1px solid rgba(0, 0, 0, 0.1);
      box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12), 0 0 20px rgba(0, 242, 254, 0.1);
    }
    .nav-dropdown-menu::before {
      content: '';
      position: absolute;
      top: -16px;
      left: 0;
      right: 0;
      height: 16px;
    }
    .dropdown-arrow {
      position: absolute;
      top: -6px;
      left: 50%;
      transform: translateX(-50%) rotate(45deg);
      width: 10px;
      height: 10px;
      background: rgba(10, 14, 26, 0.96);
      border-left: 1px solid rgba(0, 242, 254, 0.3);
      border-top: 1px solid rgba(0, 242, 254, 0.3);
    }
    [data-theme="light"] .dropdown-arrow {
      background: #ffffff;
      border-left: 1px solid rgba(0, 0, 0, 0.1);
      border-top: 1px solid rgba(0, 0, 0, 0.1);
    }
    .nav-dropdown-item:hover .nav-dropdown-menu,
    .nav-dropdown-item:focus-within .nav-dropdown-menu {
      opacity: 1;
      visibility: visible;
      transform: translateX(-50%) translateY(0);
      pointer-events: auto;
    }
    .dropdown-menu-item {
      display: flex !important;
      align-items: flex-start !important;
      gap: 12px !important;
      padding: 10px 12px !important;
      border-radius: 8px !important;
      text-decoration: none !important;
      transition: background 0.18s ease, transform 0.18s ease !important;
      color: inherit !important;
      white-space: normal !important;
      position: relative !important;
    }
    .dropdown-menu-item::after {
      display: none !important;
    }
    .dropdown-menu-item:hover {
      background: rgba(0, 242, 254, 0.08) !important;
      transform: translateX(2px) !important;
    }
    [data-theme="light"] .dropdown-menu-item:hover {
      background: rgba(0, 242, 254, 0.09) !important;
    }
    .dropdown-item-icon {
      font-size: 17px;
      line-height: 1.2;
      flex-shrink: 0;
    }
    .dropdown-item-content {
      display: flex;
      flex-direction: column;
      gap: 2px;
      flex: 1;
      min-width: 0;
    }
    .dropdown-item-title {
      font-size: 13.5px;
      font-weight: 700;
      color: var(--text);
      white-space: nowrap;
    }
    .dropdown-menu-item:hover .dropdown-item-title {
      color: var(--cyan);
    }
    [data-theme="light"] .dropdown-menu-item:hover .dropdown-item-title {
      color: #0284c7;
    }
    .dropdown-item-sub {
      font-size: 11.5px;
      color: var(--text-dim);
      line-height: 1.45;
      white-space: normal !important;
      word-break: break-word;
    }
    .dropdown-divider {
      height: 1px;
      background: rgba(255, 255, 255, 0.07);
      margin: 4px 0;
    }
    [data-theme="light"] .dropdown-divider {
      background: rgba(0, 0, 0, 0.06);
    }