:root {
      --bg:          #08080c;
      --bg-elevated: #101018;
      --bg-card:     #13131d;
      --bg-subtle:   #1a1a28;
      --accent:        #3b82f6;
      --accent-bright: #60a5fa;
      --accent-dim:    rgba(59,130,246,0.12);
      --accent-border: rgba(59,130,246,0.2);
      --green:       #34d399;
      --green-dim:   rgba(52,211,153,0.1);
      --text:        #eeeef2;
      --text-secondary: #9494a8;
      --text-dim:    #55556a;
      --border:      rgba(255,255,255,0.06);
      --radius:      12px;
      --radius-lg:   20px;
      --font-display: 'Unbounded', system-ui, sans-serif;
      --font-body:    'Onest', system-ui, sans-serif;
      --font-mono:    'JetBrains Mono', monospace;
    }

    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }

    body {
      font-family: var(--font-body);
      background:
        radial-gradient(ellipse 90% 50% at 50% 0%, rgba(59,130,246,0.14) 0%, transparent 55%),
        radial-gradient(ellipse 70% 45% at 75% 35%, rgba(37,99,235,0.10) 0%, transparent 50%),
        radial-gradient(ellipse 65% 45% at 25% 65%, rgba(59,130,246,0.09) 0%, transparent 50%),
        radial-gradient(ellipse 85% 40% at 50% 100%, rgba(37,99,235,0.12) 0%, transparent 50%),
        linear-gradient(180deg, #080a14 0%, #0a0e1a 30%, #0c1220 60%, #080a14 100%);
      color: var(--text);
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    a { text-decoration: none; color: inherit; }
    button { font-family: inherit; cursor: pointer; border: none; background: none; }
    ul { list-style: none; }

    /* ── Utilities ── */
    .container {
      max-width: 1100px;
      margin: 0 auto;
      padding: 0 32px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-family: 'Manrope', var(--font-body);
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 20px;
    }
    .tag::before {
      content: '//';
      opacity: 0.4;
    }

    .section {
      padding: 120px 0;
      position: relative;
    }

    .section-head {
      margin-bottom: 64px;
    }
    .section-head h2 {
      font-family: var(--font-display);
      font-size: clamp(28px, 4vw, 42px);
      font-weight: 700;
      letter-spacing: -0.5px;
      line-height: 1.1;
      margin-bottom: 14px;
    }
    .section-head p {
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.6;
      max-width: 400px;
    }
    .section-head.centered {
      text-align: center;
    }
    .section-head.centered p {
      margin: 0 auto;
    }

    /* ── Noise overlay ── */
    body::before {
      content: '';
      position: fixed;
      inset: 0;
      opacity: 0.018;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
      background-size: 256px 256px;
      pointer-events: none;
      z-index: -1;
    }

    /* ── Aurora atmosphere — глубокий слой ПОД неоновым ключом ── */
    .aurora-bg {
      position: fixed;
      inset: 0;
      z-index: -1;            /* ниже .page-content → ключ и контент всегда поверх */
      overflow: hidden;
      pointer-events: none;
      filter: blur(64px);
    }
    .aurora-blob {
      position: absolute;
      border-radius: 50%;
      mix-blend-mode: screen;
      will-change: transform;
    }
    .aurora-blob.a1 {
      width: 46vw; height: 46vw; left: 6%; top: 2%;
      background: radial-gradient(circle, rgba(59,130,246,0.20), transparent 65%);
      animation: aurora-drift-1 30s ease-in-out infinite;
    }
    .aurora-blob.a2 {
      width: 40vw; height: 40vw; right: 2%; top: 16%;
      background: radial-gradient(circle, rgba(37,99,235,0.18), transparent 65%);
      animation: aurora-drift-2 36s ease-in-out infinite;
    }
    .aurora-blob.a3 {
      width: 52vw; height: 52vw; left: 22%; bottom: -10%;
      background: radial-gradient(circle, rgba(96,165,250,0.13), transparent 62%);
      animation: aurora-drift-3 44s ease-in-out infinite;
    }
    @keyframes aurora-drift-1 {
      0%, 100% { transform: translate(0, 0) scale(1); }
      50%      { transform: translate(7vw, 5vh) scale(1.15); }
    }
    @keyframes aurora-drift-2 {
      0%, 100% { transform: translate(0, 0) scale(1.05); }
      50%      { transform: translate(-6vw, 8vh) scale(0.9); }
    }
    @keyframes aurora-drift-3 {
      0%, 100% { transform: translate(0, 0) scale(1); }
      50%      { transform: translate(4vw, -6vh) scale(1.12); }
    }
    @media (prefers-reduced-motion: reduce) {
      .aurora-blob { animation: none; }
    }

    /* ── Page wrapper ── */
    .page-content {
      position: relative;
      overflow: clip; /* clip ≠ hidden: не создаёт scroll-container → position:sticky работает */
    }

    .nav {
      position: sticky;
      top: 0;
      z-index: 100;
      height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 40px;
      background: rgba(10,14,30,0.6);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      border-bottom: 1px solid rgba(59,130,246,0.1);
      transition: box-shadow 0.3s;
    }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 15px;
      letter-spacing: -0.3px;
    }
    .nav-logo-mark {
      width: 34px; height: 34px;
      flex-shrink: 0;
      display: flex; align-items: center; justify-content: center;
      filter: drop-shadow(0 0 9px rgba(59,130,246,0.35));
    }
    .nav-logo-mark svg {
      display: block;
      width: 100%;
      height: 100%;
    }
    .nav-links {
      display: flex;
      gap: 28px;
    }
    .nav-links a {
      position: relative;
      font-size: 14px;
      font-weight: 500;
      color: rgba(147,197,253,0.7);
      padding: 6px 2px;
      letter-spacing: 0.2px;
      transition: color 0.2s ease;
    }
    .nav-links a:hover { color: var(--accent-bright); }
    .nav-links a::after {
      content: "";
      position: absolute;
      left: 2px; right: 2px; bottom: 0;
      height: 1px;
      background: var(--accent-bright);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.2s ease;
    }
    .nav-links a:hover::after { transform: scaleX(1); }

    /* Burger (mobile only — shown ≤900px) */
    .nav-burger {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 40px; height: 40px;
      padding: 0;
      background: none;
      border: none;
      cursor: pointer;
    }
    .nav-burger span {
      display: block;
      width: 22px; height: 2px;
      margin: 0 auto;
      background: var(--accent-bright);
      border-radius: 2px;
      transition: transform 0.25s ease, opacity 0.2s ease;
    }
    body.nav-open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    body.nav-open .nav-burger span:nth-child(2) { opacity: 0; }
    body.nav-open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* Mobile dropdown panel (hidden on desktop; enabled in ≤900px query) */
    .nav-mobile {
      display: none;
      position: fixed;
      top: 64px;
      left: 0; right: 0;
      z-index: 99;
      flex-direction: column;
      padding: 12px 20px 20px;
      background: rgba(10,14,30,0.92);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      border-bottom: 1px solid rgba(59,130,246,0.12);
      transform: translateY(-12px);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.22s ease, transform 0.22s ease;
    }
    body.nav-open .nav-mobile {
      opacity: 1;
      transform: translateY(0);
      pointer-events: auto;
    }
    .nav-mobile a {
      font-size: 16px;
      font-weight: 500;
      color: rgba(147,197,253,0.85);
      padding: 14px 4px;
      border-bottom: 1px solid rgba(59,130,246,0.08);
      transition: color 0.2s ease;
    }
    .nav-mobile a:hover { color: var(--accent-bright); }
    .nav-mobile-cta {
      margin-top: 16px;
      text-align: center;
      background: var(--accent);
      color: var(--bg) !important;
      font-family: var(--font-mono);
      font-weight: 700;
      letter-spacing: 0.5px;
      border-radius: 10px;
      border-bottom: none !important;
      box-shadow: 0 0 20px rgba(59,130,246,0.25);
    }
    .nav-cta {
      font-family: var(--font-mono);
      font-size: 12px;
      font-weight: 500;
      color: var(--accent);
      padding: 8px 20px;
      border: 1px solid var(--accent-border);
      border-radius: 8px;
      transition: all 0.2s;
      letter-spacing: 0.5px;
    }
    .nav-cta:hover {
      background: var(--accent-dim);
      border-color: var(--accent);
    }

    /* ── Hero ── */
    .hero {
      min-height: 92vh;
      display: flex;
      align-items: center;
      position: relative;
      overflow: hidden;
    }
    .hero-glow {
      position: absolute;
      top: -30%;
      right: -10%;
      width: 700px;
      height: 700px;
      background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 65%);
      pointer-events: none;
    }
    .hero .container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 80px;
      align-items: center;
      position: relative;
      z-index: 1;
    }
    .hero-content {
      padding: 40px 0;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--accent-dim);
      border: 1px solid var(--accent-border);
      border-radius: 100px;
      padding: 6px 16px 6px 10px;
      font-size: 12px;
      font-weight: 500;
      color: var(--accent-bright);
      margin-bottom: 32px;
    }
    .hero-badge-dot {
      width: 7px; height: 7px;
      background: var(--accent-bright);
      border-radius: 50%;
      animation: pulse-dot 2s ease-in-out infinite;
    }
    @keyframes pulse-dot {
      0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(59,130,246,0.4); }
      50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(59,130,246,0); }
    }
    .hero h1 {
      font-family: var(--font-display);
      font-size: clamp(42px, 6vw, 68px);
      font-weight: 900;
      line-height: 1.0;
      letter-spacing: -2px;
      margin-bottom: 24px;
    }
    .hero h1 .line-2 {
      display: block;
      color: var(--accent-bright);
      position: relative;
      text-shadow: 0 0 30px rgba(59,130,246,0.4), 0 0 80px rgba(59,130,246,0.15);
    }
    .hero-sub {
      font-size: 16px;
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 40px;
      max-width: 380px;
    }
    .hero-actions {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .btn-primary {
      display: inline-flex;
      flex-direction: column;
      align-items: center;
      gap: 4px;
      background: var(--accent);
      color: var(--bg);
      padding: 16px 40px;
      border-radius: 12px;
      font-size: 15px;
      font-weight: 700;
      font-family: var(--font-body);
      letter-spacing: 0.2px;
      transition: all 0.25s;
      box-shadow: 0 4px 24px rgba(59,130,246,0.25), 0 0 0 0 rgba(59,130,246,0);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 40px rgba(59,130,246,0.3), 0 0 0 4px rgba(59,130,246,0.08);
    }
    /* Hero terminal mockup */
    .hero-visual {
      position: relative;
    }
    .terminal {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow:
        0 40px 80px rgba(0,0,0,0.5),
        0 0 0 1px rgba(255,255,255,0.03);
    }
    .terminal-bar {
      height: 42px;
      background: var(--bg-elevated);
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      padding: 0 16px;
      gap: 8px;
    }
    .terminal-dot {
      width: 10px; height: 10px;
      border-radius: 50%;
      background: var(--bg-subtle);
    }
    .terminal-dot:first-child { background: #ff5f57; }
    .terminal-dot:nth-child(2) { background: #febc2e; }
    .terminal-dot:nth-child(3) { background: #28c840; }
    .terminal-title {
      flex: 1;
      text-align: center;
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--text-dim);
      margin-right: 44px;
    }
    .terminal-body {
      padding: 20px;
      font-family: var(--font-mono);
      font-size: 12.5px;
      line-height: 2;
      min-height: 260px;
    }
    .t-prompt {
      color: var(--accent);
    }
    .t-cmd {
      color: var(--text);
    }
    .t-comment {
      color: var(--text-dim);
    }
    .t-success {
      color: var(--green);
    }
    .t-url {
      color: var(--accent-bright);
      text-decoration: underline;
      text-decoration-color: rgba(59,130,246,0.3);
      word-break: break-all;
    }
    .t-cursor {
      display: inline-block;
      width: 8px;
      height: 16px;
      background: var(--accent);
      vertical-align: text-bottom;
      animation: blink 1.1s step-end infinite;
    }
    @keyframes blink {
      0%, 100% { opacity: 1; }
      50% { opacity: 0; }
    }
    .t-line {
      opacity: 0;
      transform: translateY(4px);
    }

    /* Floating key decoration */
    .hero-key-float {
      position: absolute;
      top: -20px;
      right: -30px;
      width: 76px;
      height: 76px;
      background: rgba(59,130,246,0.18);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(96,165,250,0.35);
      border-radius: 18px;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 2;
      animation: float-key 5s ease-in-out infinite;
      box-shadow:
        0 0 24px rgba(59,130,246,0.35),
        0 8px 40px rgba(59,130,246,0.2),
        inset 0 1px 0 rgba(147,197,253,0.25);
    }
    .hero-key-float svg {
      width: 38px;
      height: 38px;
    }
    @keyframes float-key {
      0%, 100% { transform: translateY(0) rotate(-6deg); }
      50% { transform: translateY(-10px) rotate(2deg); }
    }

    /* ── How it works (Timeline) ── */
    #how { scroll-margin-top: 72px; }

    /* Two-column: clickable steps (left) + Telegram chat that swaps per step
       (right). Auto-advances every 3s; click selects a step (js/main.js). */
    .how-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
      max-width: 960px;
      margin: 64px auto 0;
    }

    /* ── Left: clickable steps ── */
    .how-steps { display: flex; flex-direction: column; gap: 12px; }
    .hs-step {
      position: relative;
      overflow: hidden;
      display: flex;
      align-items: flex-start;
      gap: 18px;
      width: 100%;
      text-align: left;
      padding: 18px 20px;
      border-radius: 16px;
      border: 1px solid transparent;
      background: transparent;
      cursor: pointer;
      transition: background 0.3s ease, border-color 0.3s ease;
      font-family: inherit;
    }
    .hs-step:hover { background: rgba(255,255,255,0.03); }
    .hs-step.is-active {
      background: linear-gradient(135deg, rgba(59,130,246,0.10), rgba(59,130,246,0.02));
      border-color: var(--accent-border);
    }
    .hs-num {
      flex-shrink: 0;
      width: 44px; height: 44px;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-mono);
      font-weight: 700;
      font-size: 18px;
      color: var(--accent-bright);
      background: rgba(59,130,246,0.12);
      border: 1px solid rgba(59,130,246,0.3);
      transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    }
    .hs-step.is-active .hs-num {
      color: #fff;
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      box-shadow: 0 0 0 4px rgba(59,130,246,0.12);
    }
    .hs-text { display: flex; flex-direction: column; gap: 4px; padding-top: 3px; }
    .hs-title { font-size: 19px; font-weight: 700; color: var(--text); }
    .hs-sub { font-size: 15px; color: var(--text-secondary); line-height: 1.5; }
    .hs-step:not(.is-active) .hs-title { color: var(--text-secondary); }

    /* per-step progress bar — fills over the 3s auto-advance window */
    .hs-progress {
      position: absolute;
      left: 20px; right: 20px; bottom: 0;
      height: 2px;
      border-radius: 2px;
      background: rgba(59,130,246,0.12);
      opacity: 0;
    }
    .hs-step.is-active .hs-progress { opacity: 1; }
    .hs-progress-fill {
      display: block;
      width: 0;
      height: 100%;
      border-radius: 2px;
      background: var(--accent);
    }
    .hs-step.is-active .hs-progress-fill { animation: hs-fill 3s linear forwards; }
    @keyframes hs-fill { from { width: 0; } to { width: 100%; } }

    .hs-cta-wrap { margin-top: 16px; padding-left: 20px; }
    .ht-cta {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      background: linear-gradient(135deg, #3b82f6, #2563eb);
      color: #fff;
      font-weight: 700;
      font-size: 16px;
      padding: 15px 32px;
      border-radius: 14px;
      box-shadow: 0 12px 30px rgba(59,130,246,0.35);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .ht-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 16px 38px rgba(59,130,246,0.45);
    }
    .ht-cta-note {
      font-size: 13px;
      color: var(--text-dim);
      margin-top: 12px;
    }

    /* ── Right: phone with Telegram chat ── */
    .how-phone {
      background: #0e1621;
      border: 1px solid var(--border);
      border-radius: 22px;
      overflow: hidden;
      width: 100%;
      box-shadow: 0 30px 70px rgba(0,0,0,0.55);
    }
    /* phone status bar */
    .ph-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 9px 18px 7px;
      background: #141d27;
      color: rgba(255,255,255,0.75);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.3px;
    }
    .ph-time { font-variant-numeric: tabular-nums; }
    .ph-right { display: flex; align-items: center; gap: 6px; }
    .ph-ic { fill: currentColor; }
    .ph-batt {
      position: relative;
      width: 22px; height: 11px;
      border: 1px solid rgba(255,255,255,0.5);
      border-radius: 3px;
      padding: 1.5px;
    }
    .ph-batt::after {
      content: "";
      position: absolute;
      right: -3px; top: 3px;
      width: 2px; height: 4px;
      border-radius: 0 1px 1px 0;
      background: rgba(255,255,255,0.5);
    }
    .ph-batt-fill { display: block; width: 78%; height: 100%; border-radius: 1px; background: #fff; }

    /* chat header */
    .tgc-head {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 12px 16px;
      background: linear-gradient(180deg, #17212b, #141d27);
      border-bottom: 1px solid rgba(255,255,255,0.04);
    }
    .tgc-ava {
      width: 40px; height: 40px;
      border-radius: 50%;
      flex-shrink: 0;
      overflow: hidden;
      background: #0a1628;
    }
    .tgc-ava svg { width: 100%; height: 100%; display: block; }
    .tgc-name { font-weight: 600; font-size: 15px; color: var(--text); }
    .tgc-status { font-size: 12px; color: var(--green); transition: color 0.3s ease; }

    /* swappable screens */
    .tgc-screens {
      position: relative;
      min-height: 300px;
      background:
        radial-gradient(circle at 80% 10%, rgba(59,130,246,0.06), transparent 60%),
        #0e1621;
    }
    .tgc-screen {
      position: absolute;
      inset: 0;
      padding: 18px 16px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(6px);
      transition: opacity 0.4s ease, transform 0.4s ease, visibility 0.4s;
      pointer-events: none;
    }
    .tgc-screen.is-active {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .tgc-day {
      align-self: center;
      font-size: 11px;
      color: var(--text-secondary);
      background: rgba(255,255,255,0.06);
      padding: 3px 12px;
      border-radius: 100px;
      margin-bottom: 2px;
    }
    .tgc-msg {
      max-width: 82%;
      padding: 9px 13px;
      border-radius: 14px;
      font-size: 14px;
      line-height: 1.45;
    }
    .tgc-msg.in {
      align-self: flex-start;
      background: #1e2c3a;
      color: var(--text);
      border-bottom-left-radius: 4px;
    }
    .tgc-msg.out {
      align-self: flex-end;
      background: linear-gradient(135deg, #2b5278, #3b6ea5);
      color: #fff;
      border-bottom-right-radius: 4px;
      font-family: var(--font-mono);
      font-size: 13px;
    }
    .tgc-msg.in b { color: var(--accent-bright); font-weight: 700; }
    .tgc-code {
      font-family: var(--font-mono);
      font-size: 12px;
      background: #16212e !important;
      border: 1px solid rgba(59,130,246,0.2);
      color: var(--accent-bright) !important;
      word-break: break-all;
    }
    .tgc-note { font-size: 12px; color: var(--text-secondary) !important; }
    .tgc-kb {
      align-self: stretch;
      text-align: center;
      padding: 11px;
      border-radius: 12px;
      background: rgba(59,130,246,0.12);
      border: 1px solid var(--accent-border);
      color: var(--accent-bright);
      font-size: 14px;
      font-weight: 600;
      margin-top: 2px;
    }
    .tgc-t {
      display: block;
      font-size: 10px;
      margin-top: 4px;
      text-align: right;
      color: rgba(255,255,255,0.45);
    }
    .tgc-msg.in .tgc-t { color: var(--text-dim); }
    .tgc-checks { color: #5ec8ff; font-size: 11px; letter-spacing: -2px; }
    .tgc-input {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 16px;
      border-top: 1px solid rgba(255,255,255,0.04);
      background: #141d27;
    }
    .tgc-ph { flex: 1; color: var(--text-dim); font-size: 14px; }
    .tgc-send {
      width: 32px; height: 32px;
      border-radius: 50%;
      flex-shrink: 0;
      display: flex; align-items: center; justify-content: center;
      color: #fff; font-size: 16px;
      background: var(--accent);
    }

    @media (prefers-reduced-motion: reduce) {
      .hs-step.is-active .hs-progress-fill { animation: none; width: 100%; }
      .tgc-screen { transition: opacity 0.15s ease; transform: none; }
    }

    /* ── Features Showcase ── */
    #features { scroll-margin-top: 72px; }
    .features-showcase {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .feat-card {
      background: rgba(13,13,22,0.7);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border);
      border-radius: 20px;
      overflow: hidden;
    }
    .feat-visual {
      height: 200px;
      position: relative;
      overflow: hidden;
      background: rgba(6,8,18,0.6);
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .feat-body {
      padding: 26px 26px 28px;
    }
    .feat-label {
      font-family: var(--font-mono);
      font-size: 10px;
      font-weight: 600;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--accent);
      opacity: 0.7;
      margin-bottom: 10px;
    }
    .feat-title {
      font-family: var(--font-display);
      font-size: 18px;
      font-weight: 700;
      letter-spacing: -0.4px;
      line-height: 1.2;
      margin-bottom: 10px;
    }
    .feat-body p {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.65;
    }
    .feat-globe-svg,
    .feat-devices-svg {
      width: 100%;
      height: 100%;
    }
    .feat-bot-wrap {
      width: 100%;
      height: 100%;
      display: flex;
      flex-direction: column;
      gap: 7px;
      padding: 16px 14px;
      justify-content: center;
    }
    .fbc-out {
      align-self: flex-end;
      background: rgba(59,130,246,0.15);
      border: 1px solid rgba(59,130,246,0.25);
      border-radius: 10px 10px 3px 10px;
      padding: 5px 10px;
      font-size: 10.5px;
      font-family: var(--font-mono);
      color: var(--accent-bright);
      max-width: 65%;
    }
    .fbc-row {
      display: flex;
      gap: 6px;
      align-items: flex-end;
      max-width: 92%;
    }
    .fbc-avatar {
      width: 18px; height: 18px; min-width: 18px;
      background: var(--accent);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 8px;
      margin-bottom: 1px;
    }
    .fbc-in {
      background: rgba(255,255,255,0.05);
      border: 1px solid rgba(255,255,255,0.07);
      border-radius: 10px 10px 10px 3px;
      padding: 6px 9px;
      font-size: 10.5px;
      color: var(--text-secondary);
      line-height: 1.5;
    }
    .fbc-in strong { color: var(--text); }
    .fbc-in.ok {
      background: rgba(52,211,153,0.1);
      border-color: rgba(52,211,153,0.22);
      color: var(--green);
    }
    .fbc-btns {
      display: flex;
      gap: 4px;
      margin-left: 24px;
    }
    .fbc-btn {
      background: rgba(59,130,246,0.1);
      border: 1px solid rgba(59,130,246,0.2);
      border-radius: 6px;
      padding: 4px 8px;
      font-size: 10px;
      color: var(--accent);
      font-weight: 600;
    }

    /* ── Pricing ── */
    #pricing { scroll-margin-top: 72px; }
    /* Free trial banner */
    .price-trial {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 40px;
      background: rgba(59,130,246,0.07);
      border: 1px solid rgba(96,165,250,0.28);
      border-radius: 20px;
      padding: 48px 56px;
      margin-bottom: 16px;
      position: relative;
      overflow: hidden;
      transition: border-color 0.3s;
    }
    .price-trial::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent 5%, rgba(96,165,250,0.45) 50%, transparent 95%);
    }
    .price-trial:hover {
      border-color: rgba(96,165,250,0.45);
    }
    .price-trial-deco {
      position: absolute;
      right: -20px;
      top: 50%;
      transform: translateY(-55%);
      font-family: var(--font-display);
      font-size: 220px;
      font-weight: 900;
      letter-spacing: -12px;
      line-height: 1;
      color: var(--accent);
      opacity: 0.055;
      pointer-events: none;
      user-select: none;
    }
    .price-trial-tag {
      font-family: var(--font-mono);
      font-size: 10px;
      font-weight: 600;
      letter-spacing: 2.5px;
      text-transform: uppercase;
      color: var(--accent);
      opacity: 0.65;
      margin-bottom: 12px;
    }
    .price-trial-title {
      font-family: var(--font-display);
      font-size: clamp(28px, 3.5vw, 42px);
      font-weight: 900;
      letter-spacing: -1.5px;
      line-height: 1.05;
      margin-bottom: 12px;
    }
    .price-trial-sub {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 28px;
      display: flex;
      align-items: center;
      gap: 16px;
      flex-wrap: wrap;
    }
    .price-trial-sub-dot {
      width: 3px; height: 3px;
      background: var(--text-dim);
      border-radius: 50%;
      flex-shrink: 0;
    }
    .price-trial-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--accent);
      color: var(--bg);
      padding: 13px 28px;
      border-radius: 10px;
      font-size: 14px;
      font-weight: 700;
      transition: all 0.25s;
      box-shadow: 0 4px 20px rgba(59,130,246,0.2);
    }
    .price-trial:hover .price-trial-cta {
      box-shadow: 0 8px 36px rgba(59,130,246,0.3);
      transform: translateY(-1px);
    }
    /* Methods divider label */
    .price-methods-label {
      text-align: center;
      margin: 28px 0 16px;
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 500;
      letter-spacing: 1.5px;
      color: var(--text-dim);
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .price-methods-label::before,
    .price-methods-label::after {
      content: '';
      flex: 1;
      height: 1px;
      background: var(--border);
    }
    /* 2-column payment method grid */
    .price-methods-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }
    .price-card {
      display: block;
      background: rgba(19,19,29,0.55);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 32px 24px;
      position: relative;
      transition: all 0.3s;
      cursor: pointer;
    }
    .price-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    }
    .price-tier {
      font-size: 12px;
      color: var(--text-secondary);
      font-weight: 500;
      margin-bottom: 12px;
      letter-spacing: 0.3px;
    }
    .price-amount {
      font-family: var(--font-display);
      font-size: 48px;
      font-weight: 900;
      letter-spacing: -2px;
      line-height: 1;
      margin-bottom: 4px;
    }
    .price-period {
      font-size: 12px;
      color: var(--text-dim);
      font-family: var(--font-mono);
      margin-bottom: 24px;
    }
    .price-list {
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-bottom: 28px;
    }
    .price-list li {
      font-size: 13px;
      color: var(--text-secondary);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .price-list li::before {
      content: '';
      width: 16px; height: 16px; min-width: 16px;
      border-radius: 50%;
      background: var(--accent-dim);
      border: 1px solid var(--accent-border);
      display: block;
      background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 16 16' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 8l3 3 5-5' stroke='%233b82f6' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: center;
    }
    .price-btn {
      width: 100%;
      padding: 13px;
      border-radius: 10px;
      font-size: 13px;
      font-weight: 600;
      transition: all 0.25s;
      text-align: center;
      display: block;
    }
    .price-btn.accent {
      background: var(--accent);
      color: var(--bg);
      box-shadow: 0 4px 20px rgba(59,130,246,0.2);
    }
    .price-btn.accent:hover {
      transform: translateY(-1px);
      box-shadow: 0 8px 32px rgba(59,130,246,0.3);
    }
    .price-btn.ghost {
      background: transparent;
      border: 1px solid var(--border);
      color: var(--text-secondary);
    }
    .price-btn.ghost:hover {
      border-color: var(--accent-border);
      color: var(--text);
    }

    /* ── Referral ── */
    #referral { scroll-margin-top: 72px; }
    .referral-card {
      background: rgba(19,19,29,0.55);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 56px 48px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: center;
      position: relative;
      overflow: hidden;
    }
    .referral-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--accent), transparent);
      opacity: 0.3;
    }
    .ref-steps {
      display: flex;
      flex-direction: column;
      gap: 28px;
    }
    .ref-step {
      display: flex;
      align-items: flex-start;
      gap: 16px;
    }
    .ref-num {
      width: 36px; height: 36px; min-width: 36px;
      background: var(--accent);
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-mono);
      font-size: 13px;
      font-weight: 700;
      color: var(--bg);
      flex-shrink: 0;
      box-shadow: 0 4px 12px rgba(59,130,246,0.2);
    }
    .ref-step p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      padding-top: 6px;
    }
    .ref-step p strong {
      color: var(--text);
    }
    .ref-visual {
      text-align: center;
    }
    .ref-counter {
      background: var(--bg-elevated);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 32px 28px;
      display: inline-block;
      min-width: 220px;
    }
    .ref-counter-label {
      font-family: var(--font-mono);
      font-size: 10px;
      color: var(--text-dim);
      text-transform: uppercase;
      letter-spacing: 2px;
      margin-bottom: 20px;
      font-weight: 500;
    }
    .ref-dots {
      display: flex;
      gap: 10px;
      justify-content: center;
      margin-bottom: 20px;
    }
    .ref-dot {
      width: 34px; height: 34px;
      border-radius: 50%;
      border: 1.5px solid rgba(59,130,246,0.2);
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 700;
      color: var(--text-dim);
      transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .ref-dot.filled {
      background: var(--accent);
      border-color: transparent;
      color: var(--bg);
      box-shadow: 0 0 16px rgba(59,130,246,0.3);
      transform: scale(1.1);
    }
    .ref-reward {
      display: inline-block;
      font-family: var(--font-mono);
      font-size: 11px;
      background: var(--accent-dim);
      border: 1px solid var(--accent-border);
      color: var(--accent);
      padding: 8px 20px;
      border-radius: 100px;
      font-weight: 500;
      letter-spacing: 0.3px;
    }

    /* ── FAQ ── */
    #faq { scroll-margin-top: 72px; }
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
      max-width: 700px;
      margin: 0 auto;
    }
    .faq-item {
      background: rgba(19,19,29,0.55);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      overflow: hidden;
      transition: border-color 0.2s;
    }
    .faq-item.open {
      border-color: var(--accent-border);
    }
    .faq-q {
      padding: 18px 22px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-size: 14px;
      font-weight: 500;
      gap: 16px;
      user-select: none;
      transition: color 0.2s;
    }
    .faq-q:hover {
      color: var(--accent);
    }
    .faq-toggle {
      width: 24px; height: 24px;
      border-radius: 6px;
      border: 1px solid var(--border);
      display: flex; align-items: center; justify-content: center;
      color: var(--accent);
      font-family: var(--font-mono);
      font-size: 14px;
      flex-shrink: 0;
      transition: all 0.3s;
    }
    .faq-item.open .faq-toggle {
      transform: rotate(45deg);
      background: var(--accent-dim);
      border-color: var(--accent-border);
    }
    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.25s;
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.7;
      padding: 0 22px;
    }
    .faq-item.open .faq-a {
      max-height: 200px;
      padding: 0 22px 20px;
    }

    /* ── Footer ── */
    .footer {
      position: relative;
      /* Semi-transparent top lets the background key's blue glow (it drifts here
         by the end of the scroll) bleed through — the light "falls" onto the
         footer. Plumbs to an opaque deep blue at the bottom. Brightness shifts
         only via hue, not darkness → no black trough at the seam. */
      background:
        radial-gradient(ellipse 75% 55% at 50% 120%, rgba(37,99,235,0.14) 0%, transparent 62%),
        linear-gradient(180deg,
          rgba(8,10,24,0) 0%,
          rgba(8,10,24,0) 18%,
          rgba(8,10,24,0.35) 45%,
          rgba(7,10,26,0.72) 70%,
          #06091c 88%,
          #05091e 100%);
      padding: 64px 40px 48px;
    }
    /* Long, soft fade from the page into the deep-blue footer — no hard seam */
    /* No approach overlay: the footer's own transparent top now continues the
       page seamlessly (same background + key showing through), so an extra
       fade here would only re-hide the key and create a hard edge. */
    /* Wordmark — ghost watermark: site display font stretched edge-to-edge,
       monochrome, barely-there. Texture, not a banner. */
    .footer-wordmark {
      display: block;
      width: 100%;
      height: auto;
      opacity: 0.08;
    }
    .footer-wordmark text {
      font-family: var(--font-display);
      font-size: 100px;
      font-weight: 900;
      fill: #fff;
    }
    .footer-nav {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 14px 32px;
      margin-top: 48px;
    }
    .footer-nav a {
      color: var(--text-secondary);
      font-size: 14px;
      transition: color 0.2s ease;
    }
    .footer-nav a:hover { color: #fff; }
    .footer-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: center;
      gap: 10px 14px;
      margin-top: 20px;
      font-size: 13px;
      color: var(--text-dim);
    }
    .footer-meta a {
      color: var(--text-dim);
      transition: color 0.2s ease;
    }
    .footer-meta a:hover { color: #fff; }
    .footer-dot {
      width: 3px;
      height: 3px;
      border-radius: 50%;
      background: currentColor;
      opacity: 0.5;
    }

    /* ── Responsive ── */
    @media (max-width: 900px) {
      .hero .container { grid-template-columns: 1fr; gap: 48px; }
      /* Заголовок («Telegram как раньше») первым; терминал — под ним (DOM-порядок).
         overflow-y: visible — чтобы тень терминала не обрезалась нижней кромкой
         hero (давала тёмную ступеньку); x остаётся clip против гор. скролла. */
      .hero {
        text-align: center;
        min-height: auto;
        padding: 80px 0 40px;
        overflow-x: clip;
        overflow-y: visible;
      }
      .hero-content { padding: 0; }
      .hero-sub { margin-left: auto; margin-right: auto; }
      .hero-actions { justify-content: center; }
      .features-showcase { grid-template-columns: 1fr; }
      .price-trial { flex-direction: column; padding: 36px 28px; gap: 24px; }
      .price-trial-deco { display: none; }
      .price-methods-grid { grid-template-columns: 1fr; }
      .referral-card { grid-template-columns: 1fr; gap: 36px; padding: 36px 24px; }
      .nav { padding: 0 20px; }
      .nav-links { display: none; }
      .nav-cta-link { display: none; }
      .nav-burger { display: flex; }
      .nav-mobile { display: flex; }
      .container { padding: 0 20px; }
      .section { padding: 80px 0; }
      .hero-key-float { display: none; }
      .how-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        margin-top: 48px;
      }
      /* На мобиле показываем только кликабельные этапы — телефон с чатом убираем */
      .how-phone { display: none; }

      /* iOS Safari: stacking several backdrop-filter blurs over the already
         blurred backdrops overruns the per-tab GPU memory budget and crashes
         the tab on scroll. Drop the blur on in-content cards (solid-ish
         backgrounds keep them readable) on mobile. */
      .feat-card,
      .price-card,
      .referral-card,
      .faq-item {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
      }
      .feat-card { background: rgba(15,15,24,0.92); }
      .price-card,
      .referral-card,
      .faq-item { background: rgba(17,17,26,0.92); }
    }
    @media (max-width: 600px) {
      .footer { padding: 44px 20px 40px; }
      .footer-nav { gap: 12px 22px; margin-top: 32px; }
      .footer-nav a { font-size: 13px; }

      /* Trial card perks: the inline separator dots dangle at line ends when
         items wrap on narrow screens. Stack vertically and drop the dots. */
      .price-trial-sub { flex-direction: column; align-items: flex-start; gap: 8px; }
      .price-trial-sub-dot { display: none; }
    }

    /* ── Neon key background ── */
    .tg-bg-logo {
      position: absolute;
      top: -10vh;
      left: 45%;
      transform: translateX(-50%);
      pointer-events: none;
      z-index: 0;
      width: 90vw;
      max-width: 1400px;
      will-change: transform;
      opacity: 0.1;
      filter: drop-shadow(0 0 60px rgba(59,130,246,0.5))
              drop-shadow(0 0 160px rgba(59,130,246,0.25));
    }
    .tg-bg-logo svg {
      width: 100%;
      height: auto;
    }
    @media (max-width: 900px) {
      .tg-bg-logo {
        width: 120vw;
        opacity: 0.11;
        /* drop the heavy 160px shadow: a 120vw filter region is a large
           backing store even when static (parallax is off on mobile) */
        filter: drop-shadow(0 0 48px rgba(59,130,246,0.4));
      }
    }
    @media (max-width: 600px) {
      .tg-bg-logo {
        width: 150vw;
        opacity: 0.10;
      }
    }

    /* ── Scroll reveal ── */
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.08s; }
    .reveal-delay-2 { transition-delay: 0.16s; }
    .reveal-delay-3 { transition-delay: 0.24s; }
    .reveal-delay-4 { transition-delay: 0.32s; }
    .reveal-delay-5 { transition-delay: 0.40s; }

    /* ════════ Legal pages (privacy / terms) ════════ */
    .legal-main {
      position: relative;
      z-index: 1;
      max-width: 760px;
      margin: 0 auto;
      padding: 72px 32px 120px;
    }
    .legal-back {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      color: var(--text-secondary);
      margin-bottom: 40px;
      transition: color 0.2s ease;
    }
    .legal-back:hover { color: #fff; }

    .legal-header {
      margin-bottom: 40px;
      padding-bottom: 32px;
      border-bottom: 1px solid var(--border);
    }
    .legal-header h1 {
      font-family: var(--font-display);
      font-size: clamp(26px, 4vw, 38px);
      font-weight: 700;
      letter-spacing: -0.5px;
      line-height: 1.15;
      margin-bottom: 14px;
    }
    .legal-updated {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--text-dim);
    }
    .legal-intro {
      margin-top: 18px;
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.7;
    }

    /* Table of contents */
    .legal-toc {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 22px 26px;
      margin-bottom: 56px;
    }
    .legal-toc-title {
      font-family: 'Manrope', var(--font-body);
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 14px;
    }
    .legal-toc ol {
      list-style: none;
      counter-reset: toc;
      display: grid;
      gap: 9px;
    }
    .legal-toc li { counter-increment: toc; }
    .legal-toc a {
      display: flex;
      gap: 10px;
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.5;
      transition: color 0.2s ease;
    }
    .legal-toc a::before {
      content: counter(toc) '.';
      color: var(--accent);
      font-family: var(--font-mono);
      font-size: 12px;
      flex-shrink: 0;
    }
    .legal-toc a:hover { color: #fff; }

    /* Sections */
    .legal-section { margin-bottom: 44px; scroll-margin-top: 84px; }
    .legal-section h2 {
      font-family: var(--font-display);
      font-size: clamp(18px, 2.4vw, 22px);
      font-weight: 700;
      letter-spacing: -0.3px;
      line-height: 1.3;
      margin-bottom: 18px;
    }
    .legal-section h2 .legal-num {
      color: var(--accent);
      font-family: var(--font-mono);
      font-size: 0.82em;
      margin-right: 10px;
    }
    .legal-section p {
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.75;
      margin-bottom: 14px;
    }
    .legal-section p:last-child { margin-bottom: 0; }
    .legal-section ul {
      list-style: none;
      display: grid;
      gap: 11px;
      margin: 4px 0 14px;
    }
    .legal-section ul li {
      position: relative;
      padding-left: 22px;
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.7;
    }
    .legal-section ul li::before {
      content: '';
      position: absolute;
      left: 4px;
      top: 11px;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent);
      opacity: 0.8;
    }
    .legal-section strong { color: var(--text); font-weight: 600; }
    .legal-section a {
      color: var(--accent-bright);
      transition: color 0.2s ease;
    }
    .legal-section a:hover { color: #fff; }

    /* Highlight block — used for the strong "what we DON'T collect" callout */
    .legal-highlight {
      border: 1px solid var(--accent-border);
      background: var(--accent-dim);
      border-radius: var(--radius);
      padding: 24px 26px;
    }
    .legal-highlight h2 { margin-bottom: 14px; }

    @media (max-width: 600px) {
      .legal-main { padding: 48px 20px 88px; }
      .legal-toc { padding: 18px 20px; margin-bottom: 44px; }
      .legal-section { margin-bottom: 36px; }
    }

    /* ── Preloader ──────────────────────────────────────────────────────────
       Full-screen overlay shown until window.load, then faded out by main.js.
       Only present on index.html. */
    body.preloading { overflow: hidden; }

    .preloader {
      position: fixed;
      inset: 0;
      z-index: 9999;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 28px;
      background:
        radial-gradient(circle at 50% 42%, #14264a 0%, #0c1730 42%, #070d1c 78%, #05080f 100%);
      transition: opacity 0.4s ease, visibility 0.4s ease;
    }
    .preloader.is-hidden {
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
    }

    .preloader-key {
      width: 108px;
      height: 108px;
      animation: preloader-pulse 2.2s ease-in-out infinite;
    }
    .preloader-key svg { width: 100%; height: 100%; display: block; }

    @keyframes preloader-pulse {
      0%, 100% {
        transform: scale(0.94);
        filter: drop-shadow(0 0 6px rgba(59,130,246,0.25));
      }
      50% {
        transform: scale(1);
        filter: drop-shadow(0 0 20px rgba(59,130,246,0.55));
      }
    }

    .preloader-bar {
      position: relative;
      width: 180px;
      height: 2px;
      border-radius: 2px;
      background: rgba(59,130,246,0.15);
      overflow: hidden;
    }
    .preloader-bar span {
      position: absolute;
      top: 0;
      left: 0;
      width: 45%;
      height: 100%;
      border-radius: 2px;
      background: var(--accent);
      animation: preloader-bar-run 1.6s ease-in-out infinite;
    }
    @keyframes preloader-bar-run {
      0%   { transform: translateX(-110%); }
      100% { transform: translateX(360%); }
    }

    /* Прелоадер показывает процесс загрузки — ключ и полоса анимируются всегда,
       даже при prefers-reduced-motion (как фоновый ключ). Снятие оверлея остаётся
       плавным fade-out независимо от этого. */