[data-lucide] {
      width: 24px;
      height: 24px;
      stroke-width: 2px;
      stroke: currentColor;
      stroke-linecap: round;
      stroke-linejoin: round;
      vertical-align: middle;
    }

    /* 1. RESET AND VARIABLES */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    :root {
      /* Katon-Karagay Sky (Light) */
      --sky-top: #E0F2FE;
      /* Light sky blue */
      --sky-bottom: #F0F9FF;
      --bg-page: var(--sky-top);
      --bg-nav: rgba(255, 255, 255, 0.7);
      --bg-card: rgba(255, 255, 255, 0.6);

      /* Blue Accent */
      --accent: #0236F2;
      --accent-gradient: linear-gradient(135deg, #3B82F6 0%, #0236F2 100%);

      --text-main: #0F172A;
      /* Deep Navy/Slate for premium feel */
      --text-inverse: #FFFFFF;
      --text-secondary: #475569;
      --border-light: rgba(255, 255, 255, 0.4);
      --border-premium: linear-gradient(135deg, rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.1));
      --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.04);
      --shadow-md: 0 12px 24px rgba(15, 23, 42, 0.06);
      --glow-card-hover: 0 4px 24px rgba(2, 54, 242, 0.12);

      /* Katon-Karagay Landscape (Light) */
      --mtn-back: #94A3B8;
      /* Misty Blue-Grey distant peaks */
      --mtn-mid: #64748B;
      --mtn-mist: #F1F5F9;
      --mtn-forest-deep: #064E3B;
      /* Deep Pine Green */
      --mtn-forest-mid: #15803D;
      /* Lush Valley Green */
      --mtn-front: #14532D;

      --leaf-color: rgba(2, 54, 242, 0.2);
      /* Floating petals now blue */
      --space-1: 8px;
      --space-2: 16px;
      --space-3: 24px;
      --space-4: 32px;
      --space-5: 48px;
      --space-6: 64px;
      --space-7: 96px;
      --space-8: 128px;
      --radius-card: 24px;
      --radius-btn: 14px;
      --danger: #EF4444;
    }

    [data-theme="dark"] {
      /* Katon-Karagay Night (Dark) */
      --sky-top: #020617;
      /* Deepest black-blue */
      --sky-bottom: #0F172A;
      --bg-page: var(--sky-top);
      --bg-nav: rgba(2, 6, 23, 0.8);
      --bg-card: rgba(15, 23, 42, 0.5);

      /* Moonlit Blue Accent */
      --accent: #3B82F6;
      --accent-gradient: linear-gradient(135deg, #3B82F6 0%, #0236F2 100%);

      --text-main: #F1F5F9;
      --text-inverse: #FFFFFF;
      --text-secondary: #94A3B8;
      --border-light: rgba(255, 255, 255, 0.05);
      --border-premium: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.01));
      --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
      --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.4);
      --glow-card-hover: 0 4px 28px rgba(2, 54, 242, 0.2);

      /* Katon-Karagay Night Landscape (Dark) */
      --mtn-back: #0F172A;
      --mtn-mid: #020617;
      --mtn-mist: #1E293B;
      --mtn-forest-deep: #022C22;
      --mtn-forest-mid: #064E3B;
      --mtn-front: #020617;

      --star-color: rgba(255, 255, 255, 0.7);
      --star-glow: 0 0 4px rgba(59, 130, 246, 0.3);
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Manrope', -apple-system, sans-serif;
      font-weight: 400;
      color: var(--text-main);
      background: linear-gradient(to bottom, var(--sky-top), var(--sky-bottom));
      line-height: 1.5;
      -webkit-font-smoothing: antialiased;
      transition: background 0.8s ease, color 0.3s ease;
      min-height: 100vh;
      min-height: 100dvh;
    }

    /* 2. TYPOGRAPHY */
    h1,
    h2,
    h3,
    h4 {
      font-weight: 600;
      color: var(--text-main);
      margin: 0;
      letter-spacing: -0.03em;
    }

    /* 3. LAYOUT */
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--space-3);
    }

    section {
      padding: var(--space-8) 0;
    }

    @media (max-width: 600px) {
      .container {
        padding: 0 var(--space-2);
      }
      section {
        padding: var(--space-5) 0;
      }
    }

    /* 4. COMPONENTS */
    .card {
      background-color: var(--bg-card);
      border: none;
      border-radius: var(--radius-card);
      padding: var(--space-4);
      backdrop-filter: blur(24px) saturate(200%);
      -webkit-backdrop-filter: blur(24px) saturate(200%);
      box-shadow:
        var(--shadow-sm);
      transition: transform 0.6s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.4s ease, border-color 0.4s ease;
      overflow: hidden;
      position: relative;
      transform-style: preserve-3d;
      perspective: 1000px;
    }

    /* Glass Noise Texture */
    .card::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3BaseFilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/baseFilter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
      opacity: 0.03;
      pointer-events: none;
      z-index: 1;
    }

    .card:hover {
      box-shadow: var(--glow-card-hover);
      border-color: rgba(255, 255, 255, 0.9);
    }

    /* Scroll Reveal */
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.8s cubic-bezier(0.23, 1, 0.32, 1), transform 0.8s cubic-bezier(0.23, 1, 0.32, 1);
    }

    .reveal.active {
      opacity: 1;
      transform: translateY(0);
    }

    /* Icon Animations */
    [data-lucide] {
      transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.3s ease;
    }

    .card:hover [data-lucide],
    .btn:hover [data-lucide] {
      transform: scale(1.1) rotate(5deg);
      color: var(--accent);
    }

    .eco-icon {
      transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    }

    .card:hover .eco-icon {
      transform: scale(1.2) rotate(-10deg);
    }

    .transparent-section {
      background-color: transparent;
      position: relative;
    }

    .transparent-section::before {
      content: '';
      position: absolute;
      inset: 0;
      background-color: var(--bg-card);
      opacity: 0.5;
      /* Полупрозрачность для легкого выделения секции */
      z-index: -1;
      transition: background-color 0.3s ease;
    }

    [data-theme="dark"] .transparent-section::before {
      opacity: 0.3;
      /* Меньшая непрозрачность в темной теме, чтобы было лучше видно звезды */
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 120px;
      height: 48px;
      padding: 0 var(--space-3);
      border-radius: var(--radius-btn);
      font-size: 16px;
      font-weight: 500;
      text-decoration: none;
      cursor: pointer;
      border: none;
      transition: opacity 0.3s ease, background-color 0.3s ease;
    }

    .btn-primary {
      background: var(--accent-gradient);
      color: var(--text-inverse);
      box-shadow: 0 4px 12px rgba(2, 54, 242, 0.3);
      position: relative;
      overflow: hidden;
      z-index: 1;
      transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease, opacity 0.3s ease;
    }

    /* Premium Button Glow */
    .btn-primary::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 100%);
      z-index: -1;
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .btn-primary:hover {
      transform: translateY(-3px) scale(1.02);
      box-shadow: 0 8px 24px rgba(2, 54, 242, 0.4), 0 0 20px rgba(59, 130, 246, 0.3);
    }

    .btn-primary:hover::before {
      opacity: 1;
    }

    .btn-primary:active {
      transform: translateY(0);
      box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
    }

    
    .btn-circle-profile {
      width: 48px !important;
      height: 48px !important;
      min-width: 0 !important;
      padding: 0 !important;
      border-radius: 50% !important;
      display: flex !important;
      align-items: center !important;
      justify-content: center !important;
      position: relative !important;
      overflow: hidden !important;
      background: var(--bg-card) !important;
      border: 1px solid var(--border-light) !important;
      backdrop-filter: blur(12px) !important;
      -webkit-backdrop-filter: blur(12px) !important;
      cursor: pointer !important;
      transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
      color: var(--text-main) !important;
      z-index: 100 !important;
    }

    .btn-circle-profile:hover {
      transform: translateY(-2px) !important;
      background: var(--accent-gradient) !important;
      border-color: var(--accent) !important;
      box-shadow: 0 8px 16px rgba(2, 54, 242, 0.3) !important;
    }

    .btn-circle-profile:hover [data-lucide] {
      color: var(--text-inverse) !important;
      transform: scale(1.1) rotate(5deg) !important;
    }

    

    .btn-circle-profile [data-lucide] {
      width: 20px !important;
      height: 20px !important;
      transition: color 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
    }
 

    

    .btn-circle-profile [data-lucide] {
      width: 20px;
      height: 20px;
      transition: color 0.3s ease;
    }

    .btn-circle-profile:hover [data-lucide] {
      color: var(--text-inverse);
    }

    .btn-theme-toggle {
      min-width: 48px !important;
      width: 48px !important;
      height: 48px !important;
      padding: 0 !important;
      border-radius: 50% !important;
      display: flex !important;
      align-items: center;
      justify-content: center;
    }

    .btn-secondary {
      background-color: var(--bg-card);
      color: var(--text-main);
      border: 1px solid var(--border-light);
      backdrop-filter: blur(8px);
      transition: all 0.3s ease;
    }

    .btn-secondary:hover {
      background-color: var(--border-light);
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }

    @keyframes spin {
      to {
        transform: rotate(360deg);
      }
    }

    .spin {
      animation: spin 1s linear infinite;
    }

    .btn-secondary {
      background-color: var(--bg-card);
      color: var(--text-main);
      border: 1px solid var(--border-light);
      margin-left: 0;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      transition: transform 0.2s ease, background-color 0.2s ease;
    }

    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.8);
      transform: translateY(-2px);
    }

    [data-theme="dark"] .btn-secondary:hover {
      background-color: var(--border-light);
    }

    /* ============================================================
       FIXED THEME TOGGLE (Standardized across all pages)
       ============================================================ */
    .btn-theme-toggle {
      width: 48px !important;
      height: 48px !important;
      min-width: 0 !important;
      padding: 0 !important;
      border-radius: 50% !important;
      display: flex !important;
      align-items: center !important;
      justify-content: center !important;
      position: relative !important;
      overflow: hidden !important;
      background: var(--bg-card) !important;
      border: 1px solid var(--border-light) !important;
      cursor: pointer !important;
      transition: all 0.3s ease !important;
      z-index: 100 !important;
    }

    .btn-theme-toggle .theme-icon {
      position: absolute !important;
      top: 50% !important;
      left: 50% !important;
      width: 20px !important;
      height: 20px !important;
      transform: translate(-50%, -50%) !important;
      transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1) !important;
      pointer-events: none !important;
    }

    /* Light Theme State (Default) */
    .btn-theme-toggle .sun-icon {
      opacity: 0 !important;
      transform: translate(-50%, -50%) rotate(90deg) scale(0) !important;
    }

    .btn-theme-toggle .moon-icon {
      opacity: 1 !important;
      transform: translate(-50%, -50%) rotate(0) scale(1) !important;
    }

    /* Dark Theme State */
    [data-theme="dark"] .btn-theme-toggle .sun-icon {
      opacity: 1 !important;
      transform: translate(-50%, -50%) rotate(0) scale(1) !important;
    }

    [data-theme="dark"] .btn-theme-toggle .moon-icon {
      opacity: 0 !important;
      transform: translate(-50%, -50%) rotate(-90deg) scale(0) !important;
    }

    .btn-theme-toggle:hover {
      transform: translateY(-2px) !important;
      border-color: var(--accent) !important;
      background: rgba(255, 255, 255, 0.4) !important;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 4px 16px;
      height: 32px;
      border-radius: 16px;
      border: 1px solid var(--border-light);
      background-color: var(--bg-card);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      font-size: 14px;
      font-weight: 600;
      color: var(--accent);
      margin-bottom: var(--space-3);
      transition: background-color 0.3s ease, color 0.3s ease;
    }

    /* 5. SPECIFIC BLOCKS */

    /* Nav */
    nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background-color: var(--bg-nav);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-light);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: var(--space-3) var(--space-5);
      transition: padding 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
    }

    /* Create dummy flex items to force true centering of the middle element */
    .nav-logo,
    .nav-actions {
      flex: 1;
    }

    .nav-actions {
      display: flex;
      justify-content: flex-end;
    }

    .nav-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
      font-size: 24px;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1;
      /* Match the icon/image perfectly without extra tail spacing */
    }

    .nav-logo img {
      height: 32px;
      /* Set logo height to match navbar */
      width: auto;
      object-fit: contain;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0;
      padding: 0;
      gap: var(--space-4);
      list-style: none;
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
    }

    .nav-links li {
      display: flex;
      align-items: center;
      /* Perfect vertical alignment within the link container */
    }

    .nav-links a {
      text-decoration: none;
      color: var(--text-main);
      font-weight: 500;
      font-size: 16px;
      transition: color 0.3s ease;
      line-height: 1.2;
    }

    .nav-links a:hover {
      color: var(--accent);
    }

    /* Desktop right actions */
    .nav-actions {
      display: flex;
      gap: var(--space-2);
      align-items: center;
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      color: var(--text-main);
      cursor: pointer;
      padding: var(--space-1);
      z-index: 1001;
      /* Above mobile menu */
    }

    @media (max-width: 900px) {
      .menu-toggle {
        display: block;
      }

      .nav-links,
      .nav-actions .btn-primary {
        display: none;
        /* Hide links and the main button on mobile */
      }

      /* Mobile Menu Overlay */
      .mobile-menu-overlay {
        position: fixed;
        inset: 0;
        background-color: var(--bg-nav);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        z-index: 999;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-4);
        padding: 80px 40px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
      }

      .mobile-menu-overlay.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
      }

      .mobile-menu-overlay .nav-links {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
        position: static;
        /* Override absolute positioning for mobile */
        transform: none;
      }

      .mobile-menu-overlay .nav-links a {
        font-size: 24px;
      }

      .mobile-menu-overlay .nav-actions {
        flex-direction: column;
        margin-top: var(--space-4);
      }

      .mobile-menu-overlay .nav-actions .btn-primary {
        display: flex;
        /* Show inside menu */
      }

      nav {
        padding: var(--space-2) var(--space-3);
      }

      /* Navigation action optimizations for mobile */
      .nav-actions {
        gap: 8px;
      }

      .nav-actions a[href="profile.html"] {
        display: none !important;
      }

      .lang-label-text {
        display: none;
      }

      .lang-selector {
        padding: 0 10px !important;
        gap: 4px !important;
      }

      @media (max-width: 360px) {
        .nav-logo span {
          display: none;
        }
      }
    }

    /* Stars Background */
    #stars {
      position: fixed;
      inset: 0;
      z-index: -1;
      pointer-events: none;
      overflow: hidden;
      background: linear-gradient(to bottom, var(--sky-top), var(--sky-bottom));
      transition: background 0.5s ease;
    }

    [data-theme="dark"] #stars {
      background: linear-gradient(to bottom, var(--sky-top), var(--sky-bottom));
    }

    /* Sun & Moon Core */
    .sun-core,
    .moon-core {
      position: absolute;
      top: 0;
      right: 0;
      width: 15vw;
      height: 15vw;
      max-width: 200px;
      max-height: 200px;
      min-width: 125px;
      min-height: 125px;
      border-radius: 50%;
      z-index: 1;
    }

    .sun-core {
      background: radial-gradient(circle, #ffffff 0%, #fffce0 35%, rgba(255, 230, 0, 0.15) 65%, transparent 80%);
      filter: blur(4px);
      box-shadow: 0 0 120px 40px rgba(255, 215, 0, 0.3), inset 0 0 80px #ffffff;
      animation: pulse-sun 6s ease-in-out infinite alternate;
    }

    .moon-core {
      background-color: #d2d6df;
      background-image:
        /* Oceanus Procellarum */
        radial-gradient(ellipse at 25% 40%, rgba(70, 80, 100, 0.6) 0%, rgba(70, 80, 100, 0.2) 20%, transparent 35%),
        /* Mare Imbrium */
        radial-gradient(circle at 45% 25%, rgba(55, 65, 85, 0.7) 0%, rgba(55, 65, 85, 0.2) 15%, transparent 25%),
        /* Mare Serenitatis */
        radial-gradient(circle at 65% 30%, rgba(60, 70, 90, 0.6) 0%, rgba(60, 70, 90, 0.1) 12%, transparent 20%),
        /* Mare Tranquillitatis */
        radial-gradient(circle at 75% 45%, rgba(50, 60, 80, 0.65) 0%, rgba(50, 60, 80, 0.15) 15%, transparent 25%),
        /* Mare Fecunditatis */
        radial-gradient(ellipse at 85% 60%, rgba(65, 75, 95, 0.5) 0%, rgba(65, 75, 95, 0.1) 12%, transparent 20%),
        /* Mare Nubium */
        radial-gradient(circle at 40% 65%, rgba(75, 85, 105, 0.5) 0%, transparent 22%),
        /* Tycho Crater (Bright spot with rays) */
        radial-gradient(circle at 45% 82%, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.4) 3%, transparent 15%),
        /* Copernicus Crater */
        radial-gradient(circle at 33% 43%, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.3) 2%, transparent 10%),
        /* Overall Sphere Light/Shadow */
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 1) 0%, rgba(230, 235, 245, 0.5) 40%, rgba(120, 130, 150, 0.8) 85%, rgba(40, 50, 70, 0.95) 100%);
      background-blend-mode: multiply, multiply, multiply, multiply, multiply, multiply, screen, screen, normal;
      box-shadow:
        0 0 60px 15px rgba(200, 220, 255, 0.3),
        0 0 120px 30px rgba(100, 150, 255, 0.1),
        inset -15px -15px 35px rgba(0, 0, 0, 0.7),
        inset 10px 10px 30px rgba(255, 255, 255, 0.9);
      display: none;
      animation: pulse-moon 8s ease-in-out infinite alternate-reverse;
      transform-style: preserve-3d;
    }

    [data-theme="dark"] .moon-core {
      display: block;
    }

    @keyframes pulse-moon {
      0% {
        transform: scale(0.96) rotate(-15deg);
        opacity: 0.9;
      }

      100% {
        transform: scale(1.04) rotate(-15deg);
        opacity: 1;
      }
    }

    @keyframes pulse-sun {
      0% {
        transform: scale(0.96);
        opacity: 0.9;
      }

      100% {
        transform: scale(1.04);
        opacity: 1;
      }
    }

    /* Sun rays */
    .sun-ray {
      position: absolute;
      top: 0;
      right: 0;
      background: linear-gradient(to bottom, rgba(255, 253, 230, 0.5) 0%, rgba(255, 255, 255, 0) 100%);
      transform-origin: top right;
      border-radius: 50px;
      filter: blur(8px);
      z-index: 1;
    }

    @keyframes sway-ray {
      0% {
        transform: rotate(var(--angle-start)) scaleY(0.9);
        opacity: calc(var(--base-opacity) * 0.7);
      }

      100% {
        transform: rotate(var(--angle-end)) scaleY(1.1);
        opacity: var(--base-opacity);
      }
    }

    /* Lens Flares (Блики) */
    .lens-flare {
      position: absolute;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.2) 30%, transparent 70%);
      mix-blend-mode: overlay;
      z-index: 2;
      animation: float-flare var(--flare-dur) ease-in-out var(--flare-del) infinite alternate;
      pointer-events: none;
    }

    .lens-flare.ring {
      background: transparent;
      border: 2px solid rgba(255, 255, 255, 0.15);
      mix-blend-mode: color-dodge;
    }

    @keyframes float-flare {
      0% {
        transform: translate(-50%, -50%) scale(0.9) translate(10px, -10px);
        opacity: calc(var(--base-opacity) * 0.5);
      }

      100% {
        transform: translate(-50%, -50%) scale(1.1) translate(-10px, 10px);
        opacity: var(--base-opacity);
      }
    }

    /* Nature Landscape */
    .landscape {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 40vh;
      z-index: 1;
      pointer-events: none;
    }

    .mtn {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      transition: fill 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .mtn-back {
      fill: var(--mtn-back);
      height: 85%;
    }

    .mtn-mid {
      fill: var(--mtn-mid);
      height: 75%;
      opacity: 0.95;
    }

    .mtn-mist {
      fill: var(--mtn-mist);
      height: 60%;
      opacity: 0.5;
      filter: blur(4px);
    }

    .mtn-forest {
      fill: var(--mtn-forest-mid);
      height: 45%;
    }

    .mtn-front {
      fill: var(--mtn-front);
      height: 25%;
    }

    .tree-parallax-wrapper {
      transform-style: preserve-3d;
      backface-visibility: hidden;
    }

    .tree {
      width: 100%;
      height: 100%;
      fill: var(--mtn-forest-deep);
      transition: fill 0.8s ease;
      transform-origin: bottom center;
      animation: sway-veg 10s ease-in-out infinite alternate;
      /* removed z-index and absolute positioning to inherit from wrapper */
    }

    /* Base Ground Fade */
    .landscape::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 80px;
      background: linear-gradient(to top, var(--sky-bottom), transparent);
      z-index: 4;
    }

    @keyframes sway-veg {
      0% {
        transform: rotate(-2deg) skewX(-1deg);
      }

      100% {
        transform: rotate(2deg) skewX(1deg);
      }
    }

    /* Nature Particles (Leaves) */
    .leaf-particle {
      position: absolute;
      background-color: var(--leaf-color);
      border-radius: 2px 10px;
      pointer-events: none;
      z-index: 1;
      animation: fall-and-sway var(--leaf-dur) linear var(--leaf-del) infinite;
    }

    @keyframes fall-and-sway {
      0% {
        transform: translate(0, -10vh) rotate(0deg);
        opacity: 0;
      }

      15% {
        opacity: 1;
      }

      85% {
        opacity: 1;
      }

      100% {
        transform: translate(100px, 110vh) rotate(720deg);
        opacity: 0;
      }
    }

    [data-theme="dark"] .leaf-particle {
      display: none;
    }

    [data-theme="dark"] .sun-core,
    [data-theme="dark"] .sun-ray,
    [data-theme="dark"] .lens-flare {
      display: none;
    }

    :root:not([data-theme="dark"]) .star {
      display: none;
    }

    .star {
      position: absolute;
      background-color: var(--star-color);
      border-radius: 50%;
      box-shadow: var(--star-glow);
      transition: background-color 0.3s ease, box-shadow 0.3s ease;
    }

    @keyframes twinkle {
      0% {
        opacity: 0.1;
        scale: 0.8;
      }

      100% {
        opacity: 1;
        scale: 1.2;
      }
    }

    @keyframes drift {
      0% {
        translate: 0 0;
      }

      100% {
        translate: 0 -30px;
      }
    }

    @keyframes sway {
      0% {
        transform: rotate(-15deg) translateY(0);
      }

      100% {
        transform: rotate(5deg) translateY(20px);
      }
    }

    /* Hero */
    #hero {
      position: relative;
      min-height: 100vh;
      min-height: 100dvh;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      padding-top: 100px; /* navbar clearance */
      padding-bottom: 60px;
      overflow: hidden;
    }

    .hero-content {
      position: relative;
      z-index: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .hero-title {
      font-size: clamp(32px, 9vw, 84px);
      /* Slightly larger max size */
      line-height: 1.05;
      letter-spacing: -0.04em;
      /* Tighter tracking for main title */
      margin-bottom: var(--space-3);
      max-width: 1000px;
      /* Hero Legibility Backdrop Glow */
      position: relative;
    }

    .hero-title::after {
      content: '';
      position: absolute;
      top: 50%;
      left: 50%;
      width: 120%;
      height: 150%;
      transform: translate(-50%, -50%);
      background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.4) 0%, transparent 70%);
      filter: blur(40px);
      z-index: -1;
      pointer-events: none;
    }

    [data-theme="dark"] .hero-title::after {
      background: radial-gradient(ellipse at center, rgba(2, 6, 23, 0.6) 0%, transparent 70%);
    }

    .hero-subtitle {
      font-size: clamp(16px, 2.5vw, 22px);
      color: var(--text-secondary);
      max-width: 600px;
      margin-bottom: var(--space-5);
    }

    .hero-actions {
      display: flex;
      gap: var(--space-2);
      flex-wrap: wrap;
      justify-content: center;
      width: 100%;
    }

    @media (max-width: 480px) {
      .hero-actions {
        flex-direction: column;
        padding: 0 var(--space-4);
      }

      .hero-actions .btn {
        width: 100%;
      }
    }

    /* Countdown */
    #countdown {
      padding: var(--space-6) 0;
      border-top: 1px solid var(--border-light);
      border-bottom: 1px solid var(--border-light);
    }

    .countdown-wrapper {
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .countdown-grid {
      display: flex;
      gap: var(--space-4);
      flex-wrap: wrap;
      justify-content: center;
      margin-top: var(--space-2);
    }

    @media (max-width: 480px) {
      .countdown-grid {
        gap: var(--space-2);
      }

      .countdown-item {
        min-width: calc(50% - var(--space-2));
        padding: var(--space-2);
      }

      .countdown-num {
        font-size: 42px;
      }
    }

    .countdown-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      min-width: 100px;
      padding: var(--space-3);
      background-color: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-card);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
    }

    .countdown-num {
      font-size: 56px;
      font-weight: 600;
      color: var(--accent);
      line-height: 1;
      letter-spacing: -0.02em;
    }

    .countdown-unit {
      font-size: 14px;
      color: var(--text-secondary);
      margin-top: var(--space-1);
    }

    /* Section Layout Details */
    .section-header {
      text-align: center;
      margin-bottom: var(--space-6);
    }

    .section-title {
      font-size: clamp(36px, 5vw, 56px);
      /* Slightly larger */
      margin-bottom: var(--space-2);
      letter-spacing: -0.03em;
    }

    .section-desc {
      font-size: 18px;
      color: var(--text-secondary);
      max-width: 600px;
      margin: 0 auto;
    }

    /* Ecosystem */
    .eco-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: var(--space-3);
    }

    .eco-card {
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .eco-icon {
      font-size: 40px;
      color: var(--accent);
      margin-bottom: var(--space-3);
    }

    .eco-title {
      font-size: 24px;
      margin-bottom: var(--space-1);
    }

    .eco-role {
      font-size: 14px;
      font-weight: 500;
      color: var(--text-secondary);
      margin-bottom: var(--space-3);
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }

    .eco-desc {
      font-size: 16px;
      color: var(--text-secondary);
      margin-bottom: var(--space-4);
      flex-grow: 1;
    }

    .eco-features {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: var(--space-2);
    }

    .eco-features li {
      display: flex;
      align-items: center;
      gap: var(--space-2);
      font-size: 15px;
    }

    .eco-features li::before {
      content: '';
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background-color: var(--accent);
      flex-shrink: 0;
    }

    /* Features */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: var(--space-3);
    }

    .feat-card {
      display: flex;
      flex-direction: column;
    }

    .feat-title {
      font-size: 20px;
      margin-bottom: var(--space-2);
    }

    .feat-icon {
      font-size: 32px;
      color: var(--accent);
      margin-bottom: var(--space-3);
    }

    .feat-desc {
      color: var(--text-secondary);
      font-size: 16px;
    }

    /* Timeline */
    .timeline {
      display: flex;
      flex-direction: column;
      gap: var(--space-3);
      max-width: 800px;
      margin: 0 auto;
    }

    .tl-item {
      display: flex;
      flex-direction: column;
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-card);
      padding: var(--space-4);
    }

    .tl-item-header {
      display: flex;
      align-items: baseline;
      gap: var(--space-3);
      margin-bottom: var(--space-2);
    }

    .tl-date {
      font-weight: 500;
      color: var(--text-secondary);
      font-size: 14px;
      background-color: var(--bg-card);
      border: 1px solid var(--border-light);
      padding: 4px 12px;
      border-radius: 12px;
      white-space: nowrap;
    }

    .tl-title {
      font-size: 20px;
    }

    .tl-desc {
      color: var(--text-secondary);
      font-size: 16px;
    }

    @media (max-width: 600px) {
      .tl-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
      }
    }

    /* Stack */
    .stack-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: var(--space-3);
    }

    .stack-item {
      display: flex;
      align-items: center;
      gap: var(--space-3);
      padding: var(--space-3);
      border-radius: var(--radius-card);
      border: 1px solid var(--border-light);
      background-color: var(--bg-card);
    }

    .stack-logo {
      font-size: 32px;
      color: var(--accent);
    }

    .stack-info {
      display: flex;
      flex-direction: column;
    }

    .stack-name {
      font-weight: 500;
      font-size: 18px;
    }

    .stack-role {
      font-size: 14px;
      color: var(--text-secondary);
    }

    /* Notify */
    #notify {
      border-top: 1px solid var(--border-light);
    }

    .notify-container {
      max-width: 600px;
      margin: 0 auto;
      text-align: center;
    }

    .email-form {
      display: flex;
      gap: var(--space-2);
      margin-bottom: var(--space-3);
    }

    .email-input {
      flex-grow: 1;
      height: 48px;
      padding: 0 var(--space-3);
      border-radius: var(--radius-btn);
      border: 1px solid var(--border-light);
      font-family: inherit;
      font-size: 16px;
      outline: none;
      background-color: var(--bg-card);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      transition: border-color 0.3s ease;
      color: var(--text-main);
    }

    .email-input::placeholder {
      color: var(--text-secondary);
    }

    .email-input:focus {
      border-color: var(--text-main);
    }

    @media (max-width: 480px) {
      .email-form {
        flex-direction: column;
      }

      .btn-submit {
        width: 100%;
      }
    }

    .form-note {
      font-size: 14px;
      color: var(--text-secondary);
      margin-bottom: var(--space-3);
    }

    .success-msg {
      display: none;
      background-color: var(--bg-page);
      border: 1px solid var(--border-light);
      color: var(--text-main);
      padding: var(--space-3);
      border-radius: var(--radius-card);
      font-weight: 500;
      margin-top: var(--space-3);
    }

    .success-msg.show {
      display: block;
    }

    /* Footer */
    footer {
      padding: var(--space-5) 0;
      background-color: var(--bg-page);
    }

    .footer-inner {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: var(--space-4);
    }

    .footer-links {
      display: flex;
      gap: var(--space-4);
      flex-wrap: wrap;
      justify-content: center;
    }

    .footer-links a {
      color: var(--text-secondary);
      text-decoration: none;
      font-size: 14px;
      padding: 8px 0;
      /* Increase touch target */
    }

    .footer-links a:hover {
      color: var(--text-main);
    }

    .footer-copy {
      color: var(--text-secondary);
      font-size: 14px;
    }

    /* Language Selector */
    /* Language Selector Custom */
    .lang-selector {
      position: relative;
      background-color: var(--bg-card);
      border: none;
      border-radius: var(--radius-btn);
      height: 48px;
      padding: 0 14px;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 600;
      color: var(--text-main);
      user-select: none;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .lang-selector:active {
      transform: scale(0.97);
    }

    .lang-selector:hover {
      background-color: rgba(255, 255, 255, 0.8);
    }

    [data-theme="dark"] .lang-selector:hover {
      background-color: var(--border-light);
    }

    .lang-icon {
      color: var(--text-secondary);
      width: 20px;
      height: 20px;
    }

    .lang-arrow {
      color: var(--text-secondary);
      width: 16px;
      height: 16px;
      transition: transform 0.2s ease;
    }

    .lang-selector.open .lang-arrow {
      transform: rotate(180deg);
    }

    .lang-dropdown {
      position: absolute;
      top: calc(100% + 12px);
      right: 0;
      background-color: rgba(255, 255, 255, 0.95); /* Semi-matte Light */
      backdrop-filter: blur(24px) saturate(200%);
      -webkit-backdrop-filter: blur(24px) saturate(200%);
      border: 1px solid rgba(255, 255, 255, 0.5);
      border-radius: 20px;
      padding: 10px;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
      min-width: 180px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(-12px) scale(0.95);
      transition: all 0.3s cubic-bezier(0.18, 0.89, 0.32, 1.1);
      z-index: 100;
    }

    [data-theme="dark"] .lang-dropdown {
      background-color: rgba(15, 23, 42, 0.98); /* Semi-matte Dark */
      border-color: rgba(255, 255, 255, 0.1);
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    }

    /* We rely on var(--bg-card) which handles glassmorphism natively in both themes */

    .lang-selector.open .lang-dropdown {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .lang-option {
      padding: 12px 16px;
      border-radius: 8px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--text-main);
      font-weight: 500;
      transition: background-color 0.2s ease, transform 0.2s ease;
    }

    .lang-option:hover {
      background-color: var(--bg-page);
    }

    .lang-option.active {
      color: var(--accent);
      background-color: rgba(2, 54, 242, 0.05);
      /* very light accent */
    }

    .lang-option-content {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-grow: 1;
    }

    .lang-flag {
      font-size: 18px;
      line-height: 1;
    }

    .lang-option-check {
      color: var(--accent);
      width: 18px;
      height: 18px;
      opacity: 0;
      transform: scale(0.8);
      transition: opacity 0.2s ease, transform 0.2s ease;
    }

    .lang-option.active .lang-option-check {
      opacity: 1;
      transform: scale(1);
    }

    /* Bottom Bar */
    .bottom-bar {
      position: fixed;
      bottom: var(--space-4);
      left: 50%;
      transform: translateX(-50%);
      z-index: 2000;
      width: calc(100% - var(--space-6));
      max-width: 500px;
      padding: var(--space-2) var(--space-4);
      background-color: var(--bg-nav);
      backdrop-filter: blur(28px) saturate(200%);
      -webkit-backdrop-filter: blur(28px) saturate(200%);
      border: none;
      border-radius: 100px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: var(--space-3);
      box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.1);
      transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.4s ease;
      opacity: 0;
      pointer-events: none;
      transform: translateX(-50%) translateY(20px);
    }

    .bottom-bar.active {
      opacity: 1;
      pointer-events: auto;
      transform: translateX(-50%) translateY(0);
    }

    .bottom-bar-text {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    @media (max-width: 600px) {
      .bottom-bar {
        bottom: var(--space-3);
        width: calc(100% - var(--space-4));
        padding: 8px 12px 8px 16px;
        gap: var(--space-2);
      }
      .bottom-bar-text {
        font-size: 14px;
      }
      .bottom-bar .btn {
        min-width: 100px;
        height: 40px;
        font-size: 14px;
      }
    }
  /* =========================================
   AUTH, PROFILE, AND SECONDARY PAGES STYLES
   ========================================= */

body:has(.login-container),
body:has(.register-container),
body:has(.warning-box) {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

body:has(.warning-box) .container {
    max-width: 500px;
    padding: 40px 20px;
    z-index: 10;
}

.login-container, .register-container {
    width: 100%;
    max-width: 440px;
    padding: 100px 20px 40px;
    z-index: 10;
}

@media (min-height: 700px) {
    .login-container, .register-container { padding-top: 40px; }
}

.logo-container {
    display: flex; align-items: center; justify-content: center; gap: 12px;
    margin-bottom: 32px; text-decoration: none; color: var(--text-main);
}
.logo-container img { width: 40px; height: 40px; }
.logo-container span { font-size: 24px; font-weight: 700; }

.card h1 { font-size: 28px; margin-bottom: 8px; font-weight: 600; letter-spacing: -0.03em; }
.card p.subtitle { color: var(--text-secondary); font-size: 16px; margin-bottom: 32px; }

/* Auth Buttons Sizing */
.login-container .btn-primary,
.register-container .btn-primary,
body:has(.warning-box) .btn-danger {
    width: 100%; height: 52px; border: none; border-radius: var(--radius-btn);
    font-size: 16px; font-weight: 600; cursor: pointer; margin-top: 12px;
    display: flex; align-items: center; justify-content: center; gap: 8px;
}

.login-container .btn-secondary,
.register-container .btn-secondary {
    width: 100%; height: 48px; padding: 0 16px; border-radius: var(--radius-btn);
    font-size: 16px; font-weight: 600; cursor: pointer; margin-top: 12px;
    display: flex; align-items: center; justify-content: center; text-decoration: none;
}

.form-group { margin-bottom: 20px; text-align: left; }
label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 500; color: var(--text-secondary); }
input {
    width: 100%; height: 52px; padding: 0 16px; border-radius: var(--radius-btn);
    border: 1px solid var(--border-light); background: var(--bg-card);
    backdrop-filter: blur(8px); color: var(--text-main); font-family: inherit;
    font-size: 16px; box-sizing: border-box; transition: all 0.3s ease;
}
input:focus { outline: none; border-color: var(--accent); background: rgba(255, 255, 255, 0.5); }
[data-theme="dark"] input:focus { background: rgba(15, 23, 42, 0.8); }

.header-container {
    position: fixed; top: 0; left: 0; right: 0; display: flex; align-items: center;
    justify-content: space-between; padding: 24px 48px; z-index: 1000;
    background-color: var(--bg-nav); backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--border-light);
    transition: padding 0.3s ease;
}

.back-to-site, .back-btn {
    display: flex; align-items: center; gap: 8px; text-decoration: none;
    color: var(--text-main); font-size: 14px; font-weight: 600; height: 48px;
    padding: 0 20px; background: var(--bg-card); border: 1px solid var(--border-light);
    border-radius: var(--radius-btn); transition: all 0.3s ease; backdrop-filter: blur(12px);
}
.back-to-site:hover, .back-btn:hover { background-color: rgba(255, 255, 255, 0.8); transform: translateY(-2px); border-color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 12px; }

.profile-container {
    max-width: 1000px; margin: 100px auto 60px; padding: 0 24px;
    display: grid; grid-template-columns: 320px 1fr; gap: 40px;
}
.sidebar-card, .profile-details { position: relative; z-index: 2; }
.sidebar-card { text-align: center; height: fit-content; }
.avatar-placeholder {
    width: 120px; height: 120px; background: var(--accent-gradient);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 24px; color: white; font-size: 40px; font-weight: 700;
    box-shadow: 0 12px 24px rgba(2, 54, 242, 0.2);
}
.user-name { font-size: 24px; font-weight: 600; margin-bottom: 8px; }
.user-email { color: var(--text-secondary); font-size: 16px; margin-bottom: 24px; }
.stats { display: flex; justify-content: center; gap: 24px; margin-top: 32px; border-top: 1px solid var(--border-light); padding-top: 24px; }
.stat-item { text-align: center; }
.stat-value { display: block; font-size: 20px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 12px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }

.content-area { display: flex; flex-direction: column; gap: 24px; }
.trip-item {
    display: flex; align-items: center; gap: 16px; padding: 16px;
    border-radius: 16px; background: rgba(255, 255, 255, 0.2);
    margin-bottom: 12px; transition: all 0.3s ease;
}
[data-theme="dark"] .trip-item { background: rgba(0, 0, 0, 0.1); }
.trip-item:hover { background: rgba(255, 255, 255, 0.3); transform: translateX(4px); }
.trip-icon { width: 48px; height: 48px; border-radius: 12px; background: rgba(2, 54, 242, 0.1); display: flex; align-items: center; justify-content: center; color: var(--accent); }
.trip-info h4 { margin: 0 0 4px; font-size: 16px; }
.trip-info p { margin: 0; font-size: 14px; color: var(--text-secondary); }

.danger-zone { margin-top: 20px; border: 1px solid rgba(239, 68, 68, 0.2); background: rgba(239, 68, 68, 0.02); }
.danger-zone h3 { color: var(--danger); margin-top: 0; }
.btn-danger {
    background-color: transparent; color: var(--danger); border: 1px solid var(--danger);
    padding: 0 20px; height: 44px; border-radius: var(--radius-btn); cursor: pointer;
    font-weight: 600; transition: all 0.3s ease; margin-top: 12px;
}
.btn-danger:hover { background-color: var(--danger); color: white; }

.modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.5); backdrop-filter: blur(8px);
    z-index: 2000; display: none; align-items: center; justify-content: center;
}
.modal {
    background: var(--bg-card); border-radius: var(--radius-card); padding: 40px;
    max-width: 400px; width: 100%; text-align: center; border: 1px solid var(--border-light);
}
.modal h2 { margin-top: 0; color: var(--danger); }
.modal-actions { display: flex; gap: 12px; margin-top: 32px; }
.modal-actions button { flex: 1; height: 48px; border-radius: var(--radius-btn); cursor: pointer; font-weight: 600; font-family: inherit; }
.btn-cancel { background: var(--bg-card); border: 1px solid var(--border-light); color: var(--text-main); }
.btn-confirm-delete { background: var(--danger); color: white; border: none; }

.warning-box { background: rgba(239, 68, 68, 0.05); border: 1px solid rgba(239, 68, 68, 0.2); border-radius: 16px; padding: 20px; margin-bottom: 32px; text-align: left; }
.warning-box p { margin: 0 0 12px; font-size: 14px; line-height: 1.6; color: var(--text-secondary); }
.warning-box ul { margin: 0; padding-left: 20px; font-size: 14px; color: var(--text-secondary); }
body:has(.warning-box) .btn-danger { width: 100%; height: 52px; display: flex; align-items: center; justify-content: center; gap: 8px; background: var(--danger); color: white; border: none; }
body:has(.warning-box) .btn-danger:hover { box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4); text-decoration: none; }
body:has(.warning-box) h1 { color: var(--danger); margin-bottom: 16px; }

@media (max-width: 900px) {
    .profile-container { grid-template-columns: 1fr; margin-top: 80px; gap: 24px; }
    .sidebar-card { padding: 24px; }
}

@media (max-width: 600px) {
    .header-container { padding: 16px 24px; height: auto; }
    .back-btn, .back-to-site { width: 48px; height: 48px; padding: 0; justify-content: center; border-radius: 50%; }
    .back-btn span, .back-to-site span { display: none; }
    .login-container, .register-container { padding: 100px 16px 40px; }
    .card { padding: 32px 20px; border-radius: 20px; }
    .avatar-placeholder { width: 100px; height: 100px; font-size: 32px; }
}

/* Auth Footer (Login/Register prompts) */
.auth-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.auth-footer a:hover {
    text-decoration: underline;
    color: var(--accent);
}

/* Scroll Indicator */
.scroll-indicator {
    position: fixed;
    bottom: 40px;
    right: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    z-index: 100;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.scroll-indicator:hover {
    opacity: 1;
    transform: translateY(-4px);
}

.mouse {
    width: 22px;
    height: 36px;
    border: 2px solid var(--text-main);
    border-radius: 11px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 6px;
    background: var(--accent);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 1.5s infinite;
}

.scroll-text {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    font-weight: 600;
}

@keyframes scroll-wheel {
    0% { transform: translateX(-50%) translateY(0); opacity: 1; }
    100% { transform: translateX(-50%) translateY(12px); opacity: 0; }
}

/* Premium Subscribe Form */
.notify-container.premium-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-light);
    border-radius: 32px;
    padding: 60px 40px;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .notify-container.premium-card {
    background: rgba(15, 23, 42, 0.3);
}

.subscribe-wrapper {
    position: relative;
    margin-top: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.subscribe-form {
    display: flex;
    gap: 12px;
    padding: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
 border-radius: 100px;
 transition: all 0.3s ease;
}

.subscribe-form:focus-within {
 border-color: var(--accent);
 box-shadow: 0 0 0 4px rgba(2, 54, 242, 0.1);
 transform: translateY(-2px);
}

.input-group {
 flex: 1;
 display: flex;
 align-items: center;
 padding-left: 20px;
 gap: 12px;
}

.input-icon {
 color: var(--text-secondary);
 width: 20px;
 height: 20px;
}

.subscribe-form input {
 border: none;
 background: none;
 width: 100%;
 height: 44px;
 font-size: 16px;
 color: var(--text-main);
 outline: none;
}

.btn-subscribe {
 height: 52px;
 padding: 0 32px;
 border-radius: 100px;
 display: flex;
 align-items: center;
 gap: 10px;
 font-size: 16px;
 font-weight: 600;
 white-space: nowrap;
}

.success-overlay {
 position: absolute;
 top: 0;
 left: 0;
 width: 100%;
 height: 100%;
 background: var(--bg-card);
 display: flex;
 align-items: center;
 justify-content: center;
 opacity: 0;
 visibility: hidden;
 transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
 border-radius: 100px;
 z-index: 2;
}

.success-overlay.active {
 opacity: 1;
 visibility: visible;
}

.check-circle {
 width: 60px;
 height: 60px;
 background: var(--accent-gradient);
 border-radius: 50%;
 display: flex;
 align-items: center;
 justify-content: center;
 color: white;
 margin: 0 auto 16px;
 transform: scale(0);
 transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s;
}

.success-overlay.active .check-circle {
 transform: scale(1);
}
.btn-full { width: 100%; }
.actions-group { display: flex; flex-direction: column; gap: 12px; margin-top: 24px; }

/* Subscribe Form Mobile Optimization */
@media (max-width: 600px) {
    .notify-container.premium-card {
        padding: 40px 20px;
        border-radius: 24px;
    }

    .subscribe-form {
        flex-direction: column;
        background: transparent;
        border: none;
        padding: 0;
        gap: 12px;
        box-shadow: none;
    }

    .subscribe-form:focus-within {
        transform: none;
        box-shadow: none;
    }

    .input-group {
        background: var(--bg-card);
        border: 1px solid var(--border-light);
        border-radius: 16px;
        padding: 4px 16px;
        width: 100%;
    }

    .btn-subscribe {
        width: 100%;
        justify-content: center;
        border-radius: 16px;
        height: 56px;
    }

    .success-overlay {
        border-radius: 24px;
    }
}

/* ============================================================
   ADMIN PANEL — APK Download Panel
   ============================================================ */

/* Header overrides */
.admin-logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.admin-logo-img {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.admin-logo-text {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.admin-logo-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1;
}

.admin-logo-sub {
    font-size: 11px;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    line-height: 1;
}

.admin-logout-btn {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 14px;
    height: 40px !important;
    min-width: 0 !important;
    padding: 0 16px !important;
}

/* Main layout */
.admin-main {
    max-width: 860px;
    margin: 0 auto;
    padding: 110px 24px 80px;
}

/* Hero */
.admin-hero {
    text-align: center;
    margin-bottom: 36px;
}

.admin-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: 20px;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.18);
    color: var(--accent);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.admin-hero-title {
    font-size: clamp(24px, 4vw, 38px);
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.03em;
    margin-bottom: 10px;
}

.admin-hero-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Toolbar */
.admin-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    gap: 12px;
}

.admin-updated-text {
    font-size: 12px;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
}

.admin-refresh-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    height: 36px !important;
    min-width: 0 !important;
    padding: 0 14px !important;
}

/* Panels grid */
.admin-panels {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Section card */
.admin-section {
    padding: 24px 24px 20px;
}

.admin-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
    gap: 12px;
}

.admin-section-title-wrap {
    display: flex;
    align-items: center;
    gap: 14px;
}

.admin-section-icon {
    font-size: 26px;
    line-height: 1;
    flex-shrink: 0;
}

.admin-section-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-main);
    margin: 0 0 2px;
}

.admin-section-repo {
    font-size: 11px;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
    margin: 0;
}

.admin-count-badge {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 10px;
    white-space: nowrap;
    flex-shrink: 0;
}

/* APK list */
.admin-apk-list {
    min-height: 80px;
}

.admin-apk-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Single APK row */
.admin-apk-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border-light);
    background: rgba(255, 255, 255, 0.03);
    transition: all 0.2s ease;
}

.admin-apk-item:hover {
    background: rgba(59, 130, 246, 0.04);
    border-color: rgba(59, 130, 246, 0.18);
    transform: translateY(-1px);
}

.admin-apk-item--latest {
    border-color: rgba(59, 130, 246, 0.25);
    background: rgba(59, 130, 246, 0.04);
}

.admin-apk-info {
    flex: 1;
    min-width: 0;
}

.admin-apk-name-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 5px;
}

.admin-apk-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: 'Courier New', monospace;
}

.admin-apk-badge {
    background: var(--accent);
    color: #fff;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.08em;
    padding: 2px 7px;
    border-radius: 10px;
    white-space: nowrap;
    flex-shrink: 0;
}

.admin-apk-meta {
    display: flex;
    gap: 14px;
    font-size: 12px;
    color: var(--text-secondary);
}

.admin-apk-btn {
    height: 38px !important;
    min-width: 0 !important;
    padding: 0 16px !important;
    font-size: 13px !important;
    gap: 6px;
    border-radius: 10px !important;
    text-decoration: none;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
}

/* Empty / Error states */
.admin-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 32px 16px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* Skeleton loading */
.admin-skeleton-wrap {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.admin-skeleton {
    height: 64px;
    border-radius: 14px;
    background: linear-gradient(
        90deg,
        var(--border-light) 25%,
        rgba(255, 255, 255, 0.06) 50%,
        var(--border-light) 75%
    );
    background-size: 200% 100%;
    animation: admin-shimmer 1.6s ease-in-out infinite;
}

@keyframes admin-shimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Responsive */
@media (max-width: 600px) {
    .admin-main {
        padding: 90px 16px 60px;
    }

    .admin-section {
        padding: 18px 16px 16px;
    }

    .admin-apk-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .admin-apk-btn {
        width: 100% !important;
        justify-content: center;
    }

    .admin-logo-sub {
        display: none;
    }
}