/* roulang page: index */
:root {
      --bg: #050914;
      --bg-soft: #081326;
      --panel: rgba(13, 24, 46, .78);
      --panel-deep: rgba(7, 15, 31, .9);
      --line: rgba(148, 163, 184, .2);
      --line-bright: rgba(56, 189, 248, .5);
      --text: #f4f8ff;
      --body: #c5d1e3;
      --muted: #8fa2bd;
      --blue: #3b82f6;
      --cyan: #22d3ee;
      --violet: #8b5cf6;
      --pink: #f472b6;
      --shadow: 0 22px 65px rgba(0, 0, 0, .35);
      --radius-lg: 24px;
      --radius-md: 18px;
      --section: 88px;
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--body);
      background:
        linear-gradient(rgba(56, 189, 248, .025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56, 189, 248, .025) 1px, transparent 1px),
        radial-gradient(circle at 76% 8%, rgba(59, 130, 246, .16), transparent 28rem),
        var(--bg);
      background-size: 44px 44px, 44px 44px, auto, auto;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; transition: .25s ease; }
    button, input, select, textarea { font: inherit; }
    button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
      outline: 3px solid rgba(34, 211, 238, .42);
      outline-offset: 3px;
    }
    .container { max-width: 1200px; }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(5, 9, 20, .76);
      border-bottom: 1px solid rgba(148, 163, 184, .12);
      backdrop-filter: blur(18px);
    }
    .navbar { min-height: 74px; }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      color: var(--text);
      font-size: 17px;
      font-weight: 800;
      white-space: nowrap;
    }
    .brand-mark {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border: 1px solid rgba(34, 211, 238, .5);
      border-radius: 11px;
      background: rgba(34, 211, 238, .1);
      box-shadow: 0 0 22px rgba(34, 211, 238, .2);
    }
    .brand-mark::before {
      content: "▶";
      color: var(--cyan);
      font-size: 12px;
      transform: translateX(1px);
    }
    .navbar-nav { gap: 6px; }
    .nav-link {
      color: var(--muted) !important;
      padding: 8px 14px !important;
      border-radius: 999px;
      font-size: 14px;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--text) !important;
      background: rgba(59, 130, 246, .16);
    }
    .navbar-toggler {
      border: 1px solid rgba(56, 189, 248, .45);
      color: var(--cyan);
      padding: 8px 11px;
      border-radius: 12px;
    }
    .hero {
      position: relative;
      padding: 72px 0 48px;
    }
    .hero::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(34,211,238,.45), transparent);
    }
    .eyebrow, .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-size: 13px;
      font-weight: 700;
    }
    .eyebrow::before, .section-kicker::before {
      content: "";
      width: 22px;
      height: 2px;
      background: var(--cyan);
      box-shadow: 0 0 12px var(--cyan);
    }
    h1, h2, h3 { color: var(--text); line-height: 1.25; }
    h1 {
      max-width: 760px;
      margin: 18px 0 18px;
      font-size: clamp(2.3rem, 5vw, 4rem);
      font-weight: 850;
    }
    .hero-copy {
      max-width: 740px;
      margin-bottom: 28px;
      color: var(--body);
      font-size: 17px;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .glow-btn, .glass-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 14px;
      border: 1px solid transparent;
      transition: .25s ease;
    }
    .glow-btn {
      color: #fff;
      background: linear-gradient(110deg, #2563eb, #0891b2);
      box-shadow: 0 8px 26px rgba(14, 165, 233, .28);
    }
    .glow-btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 34px rgba(34, 211, 238, .38); }
    .glass-btn {
      color: var(--body);
      border-color: var(--line);
      background: rgba(15, 23, 42, .62);
    }
    .glass-btn:hover { color: var(--text); border-color: var(--line-bright); background: rgba(34, 211, 238, .1); }
    .signal-board {
      margin-top: 34px;
      min-height: 100px;
      padding: 18px 20px;
      display: flex;
      align-items: end;
      gap: 5px;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, rgba(14, 30, 58, .72), rgba(8, 17, 34, .84));
      box-shadow: var(--shadow);
    }
    .signal-board span {
      flex: 1;
      min-width: 4px;
      height: var(--h);
      max-height: 52px;
      border-radius: 5px 5px 0 0;
      background: linear-gradient(to top, var(--blue), var(--cyan));
      opacity: .7;
      animation: pulse 2.8s ease-in-out infinite alternate;
      animation-delay: var(--d);
    }
    @keyframes pulse { to { opacity: .35; transform: scaleY(.55); } }

    .section { padding: var(--section) 0; }
    .section-heading { margin-bottom: 30px; }
    .section-heading h2 { margin: 8px 0 10px; font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 800; }
    .section-heading p { max-width: 700px; margin: 0; color: var(--muted); }
    .glass-panel, .metric-card, .content-card, .compare-panel, .form-panel, .info-panel {
      border: 1px solid var(--line);
      background: var(--panel);
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
    }
    .metric-grid { display: grid; grid-template-columns: 1.3fr repeat(4, 1fr); gap: 14px; }
    .metric-card {
      min-height: 166px;
      padding: 23px;
      border-radius: var(--radius-md);
      position: relative;
      overflow: hidden;
    }
    .metric-card.featured { background: linear-gradient(145deg, rgba(24, 65, 126, .65), var(--panel)); }
    .metric-label { color: var(--muted); font-size: 13px; }
    .metric-number { margin: 12px 0 8px; color: var(--cyan); font-size: 34px; font-weight: 850; line-height: 1; }
    .metric-note { color: var(--muted); font-size: 12px; }
    .mini-line { position: absolute; left: 23px; right: 23px; bottom: 18px; height: 3px; border-radius: 5px; background: rgba(148, 163, 184, .16); }
    .mini-line::after { content: ""; display: block; width: var(--progress, 68%); height: 100%; border-radius: inherit; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }

    .matrix-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; grid-template-rows: 1fr 1fr; gap: 16px; }
    .content-card {
      min-height: 188px;
      padding: 24px;
      border-radius: var(--radius-md);
      transition: .25s ease;
    }
    .content-card.large { grid-row: span 2; min-height: 392px; background: linear-gradient(145deg, rgba(24, 48, 93, .8), var(--panel)); }
    .content-card:hover { transform: translateY(-4px); border-color: var(--line-bright); box-shadow: 0 18px 45px rgba(8, 145, 178, .15); }
    .card-top { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 12px; }
    .status-dot { width: 7px; height: 7px; margin-top: 7px; display: inline-block; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
    .content-card h3 { margin: 30px 0 10px; font-size: 21px; }
    .content-card p { margin: 0 0 20px; color: var(--muted); font-size: 14px; }
    .badges { display: flex; flex-wrap: wrap; gap: 7px; }
    .badge { color: #a8e9fb; border: 1px solid rgba(34,211,238,.25); background: rgba(34,211,238,.1); font-weight: 500; padding: 6px 10px; }
    .card-link { display: inline-block; margin-top: 22px; color: var(--cyan); font-size: 14px; font-weight: 700; }
    .card-link:hover { color: #fff; }

    .compare-wrap { display: grid; grid-template-columns: 1fr 48px 1fr; gap: 18px; align-items: stretch; }
    .compare-panel { padding: 26px; border-radius: var(--radius-md); }
    .compare-panel.improved { border-color: rgba(34,211,238,.45); background: linear-gradient(145deg, rgba(11, 59, 91, .5), var(--panel)); }
    .compare-panel h3 { font-size: 19px; margin: 0 0 20px; }
    .compare-panel ul { padding: 0; margin: 0; list-style: none; }
    .compare-panel li { display: flex; gap: 12px; padding: 12px 0; color: var(--body); border-bottom: 1px solid rgba(148,163,184,.12); font-size: 14px; }
    .compare-panel li:last-child { border-bottom: 0; }
    .compare-panel li::before { content: "—"; color: var(--muted); }
    .improved li::before { content: "✓"; color: var(--cyan); }
    .compare-arrow { display: grid; place-items: center; color: var(--cyan); font-size: 25px; }

    .faq-list { max-width: 900px; }
    .accordion-item { margin-bottom: 10px; overflow: hidden; border: 1px solid var(--line) !important; border-radius: 14px !important; background: var(--panel); }
    .accordion-button { padding: 19px 22px; color: var(--text); background: transparent; box-shadow: none !important; font-weight: 700; }
    .accordion-button:not(.collapsed) { color: var(--cyan); background: rgba(34,211,238,.07); }
    .accordion-button::after { filter: invert(1) opacity(.7); }
    .accordion-body { padding: 0 22px 21px; color: var(--muted); font-size: 14px; }

    .form-panel { padding: 34px; border-radius: var(--radius-lg); }
    .form-panel h2 { margin: 7px 0 12px; font-size: 30px; }
    .form-panel p { color: var(--muted); }
    .form-label { color: var(--body); font-size: 13px; margin-bottom: 7px; }
    .form-control, .form-select {
      color: var(--text);
      border: 1px solid rgba(148,163,184,.25);
      border-radius: 13px;
      background: rgba(3, 10, 24, .7);
      padding: 12px 14px;
    }
    .form-control::placeholder { color: #65758e; }
    .form-control:focus, .form-select:focus { color: var(--text); border-color: var(--cyan); background: rgba(3,10,24,.82); box-shadow: 0 0 0 .2rem rgba(34,211,238,.12); }
    .form-select option { color: #111827; }
    .form-note { color: var(--muted); font-size: 12px; }
    .site-footer { padding: 42px 0 24px; border-top: 1px solid var(--line); background: rgba(3, 8, 18, .75); }
    .footer-brand { color: var(--text); font-weight: 800; font-size: 18px; }
    .footer-copy { max-width: 380px; margin-top: 12px; color: var(--muted); font-size: 13px; }
    .footer-title { color: var(--text); margin-bottom: 13px; font-size: 14px; font-weight: 700; }
    .footer-link { display: block; margin: 7px 0; color: var(--muted); font-size: 13px; }
    .footer-link:hover { color: var(--cyan); }
    .copyright { padding-top: 22px; margin-top: 28px; border-top: 1px solid rgba(148,163,184,.12); color: #71819a; font-size: 12px; }
    .toast-message { display: none; color: var(--cyan); font-size: 13px; margin-top: 12px; }
    @media (max-width: 991px) {
      .metric-grid { grid-template-columns: repeat(3, 1fr); }
      .metric-card.featured { grid-column: span 3; }
      .matrix-grid { grid-template-columns: 1fr 1fr; }
      .content-card.large { grid-row: span 1; min-height: 250px; }
    }
    @media (max-width: 767px) {
      :root { --section: 60px; }
      .hero { padding-top: 52px; }
      h1 { font-size: 2.25rem; }
      .hero-copy { font-size: 15px; }
      .navbar-collapse { margin-top: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 16px; background: rgba(6, 14, 30, .96); }
      .metric-grid, .matrix-grid { grid-template-columns: 1fr 1fr; }
      .metric-card.featured { grid-column: span 2; }
      .compare-wrap { grid-template-columns: 1fr; }
      .compare-arrow { transform: rotate(90deg); height: 24px; }
      .form-panel { padding: 24px 19px; }
    }
    @media (max-width: 520px) {
      .brand { font-size: 14px; }
      .brand-mark { width: 30px; height: 30px; }
      .metric-card { min-height: 145px; padding: 18px; }
      .metric-number { font-size: 28px; }
      .content-card, .content-card.large { min-height: 210px; padding: 20px; }
      .hero-actions .glow-btn, .hero-actions .glass-btn { width: 100%; }
      .section-heading h2 { font-size: 1.75rem; }
    }

/* roulang page: category1 */
:root {
      --bg: #050914;
      --bg-2: #07111f;
      --bg-3: #0b1630;
      --panel: rgba(15, 23, 42, .66);
      --panel-strong: rgba(8, 15, 30, .86);
      --line: rgba(148, 163, 184, .2);
      --line-strong: rgba(56, 189, 248, .38);
      --text: #f8fafc;
      --muted: #cbd5e1;
      --weak: #94a3b8;
      --blue: #3b82f6;
      --cyan: #22d3ee;
      --sky: #38bdf8;
      --violet: #8b5cf6;
      --pink: #f472b6;
      --danger: #fb7185;
      --radius-xl: 24px;
      --radius-lg: 18px;
      --radius-md: 14px;
      --shadow: 0 20px 60px rgba(0, 0, 0, .36);
      --glow: 0 0 30px rgba(56, 189, 248, .28);
      --section: 78px;
      --font: system-ui, -apple-system, BlinkMacSystemFont, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: var(--font);
      line-height: 1.75;
      color: var(--text);
      background:
        radial-gradient(circle at 18% 8%, rgba(59, 130, 246, .18), transparent 28%),
        radial-gradient(circle at 86% 16%, rgba(34, 211, 238, .12), transparent 26%),
        linear-gradient(180deg, var(--bg), var(--bg-2) 42%, var(--bg) 100%);
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .22;
      background-image:
        linear-gradient(rgba(148, 163, 184, .08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, .08) 1px, transparent 1px);
      background-size: 48px 48px;
      mask-image: linear-gradient(180deg, rgba(0, 0, 0, .85), transparent 78%);
      z-index: -2;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s ease, border-color .22s ease, background .22s ease, transform .22s ease, box-shadow .22s ease;
    }

    a:hover {
      color: var(--cyan);
    }

    img, svg {
      max-width: 100%;
      display: block;
    }

    button, input, select, textarea {
      font: inherit;
    }

    ::selection {
      color: #02111f;
      background: var(--cyan);
    }

    .container {
      max-width: 1200px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      border-bottom: 1px solid rgba(148, 163, 184, .14);
      background: rgba(5, 9, 20, .76);
      backdrop-filter: blur(18px);
      box-shadow: 0 12px 40px rgba(0, 0, 0, .22);
    }

    .navbar {
      min-height: 72px;
      padding: 0;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: var(--text);
      font-weight: 800;
      font-size: 18px;
      white-space: nowrap;
    }

    .brand:hover {
      color: var(--text);
    }

    .brand-mark {
      position: relative;
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: linear-gradient(135deg, rgba(59, 130, 246, .95), rgba(34, 211, 238, .9));
      box-shadow: 0 0 26px rgba(56, 189, 248, .45);
      flex: 0 0 auto;
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      left: 15px;
      top: 12px;
      width: 0;
      height: 0;
      border-top: 9px solid transparent;
      border-bottom: 9px solid transparent;
      border-left: 13px solid rgba(255, 255, 255, .94);
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      right: -12px;
      top: 13px;
      width: 18px;
      height: 16px;
      background:
        linear-gradient(90deg, rgba(255,255,255,.78) 2px, transparent 2px) 0 7px / 5px 4px repeat-x,
        linear-gradient(90deg, rgba(34,211,238,.9) 2px, transparent 2px) 0 2px / 6px 12px repeat-x;
      opacity: .85;
      border-radius: 8px;
    }

    .navbar-toggler {
      border: 1px solid rgba(56, 189, 248, .42);
      color: var(--text);
      border-radius: 14px;
      padding: 8px 12px;
      box-shadow: 0 0 18px rgba(56, 189, 248, .14);
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(56, 189, 248, .24);
    }

    .navbar-nav {
      gap: 8px;
    }

    .nav-link {
      color: var(--muted);
      font-size: 15px;
      padding: 9px 14px !important;
      border-radius: 999px;
      border: 1px solid transparent;
    }

    .nav-link:hover,
    .nav-link:focus {
      color: var(--text);
      background: rgba(59, 130, 246, .12);
      border-color: rgba(59, 130, 246, .28);
    }

    .nav-link.active {
      color: var(--text);
      background: linear-gradient(135deg, rgba(59, 130, 246, .24), rgba(34, 211, 238, .12));
      border-color: rgba(56, 189, 248, .34);
      box-shadow: 0 0 24px rgba(59, 130, 246, .16);
    }

    .crumb-wrap {
      padding: 18px 0 0;
    }

    .crumb-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 14px;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: rgba(15, 23, 42, .58);
      backdrop-filter: blur(18px);
      box-shadow: 0 14px 42px rgba(0, 0, 0, .22);
    }

    .breadcrumb {
      margin: 0;
      align-items: center;
      row-gap: 8px;
    }

    .breadcrumb-item {
      color: var(--weak);
      font-size: 14px;
    }

    .breadcrumb-item a {
      color: var(--muted);
    }

    .breadcrumb-item a:hover {
      color: var(--cyan);
    }

    .breadcrumb-item.active {
      color: var(--sky);
    }

    .breadcrumb-item + .breadcrumb-item::before {
      content: "›";
      color: rgba(203, 213, 225, .55);
    }

    .back-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      flex: 0 0 auto;
      padding: 7px 12px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid rgba(148, 163, 184, .2);
      background: rgba(15, 23, 42, .5);
      font-size: 13px;
    }

    .back-link:hover {
      color: var(--text);
      border-color: rgba(34, 211, 238, .42);
      background: rgba(34, 211, 238, .09);
    }

    main {
      position: relative;
    }

    .section {
      padding: var(--section) 0;
    }

    .section-tight {
      padding: 48px 0;
    }

    .category-console {
      padding: 46px 0 30px;
      position: relative;
      overflow: hidden;
    }

    .category-console::before {
      content: "";
      position: absolute;
      left: 50%;
      top: 24px;
      transform: translateX(-50%);
      width: min(980px, 92vw);
      height: 220px;
      background:
        repeating-linear-gradient(90deg, rgba(56,189,248,.34) 0 3px, transparent 3px 18px);
      opacity: .12;
      filter: blur(.2px);
      mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
      z-index: -1;
    }

    .console-panel,
    .glass-panel {
      border: 1px solid var(--line);
      border-radius: var(--radius-xl);
      background: var(--panel);
      backdrop-filter: blur(18px);
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .console-panel::after,
    .glass-panel::after {
      content: "";
      position: absolute;
      inset: 1px;
      border-radius: inherit;
      pointer-events: none;
      border: 1px solid rgba(255, 255, 255, .05);
    }

    .console-panel {
      padding: 30px;
    }

    .console-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-size: 14px;
      margin-bottom: 14px;
    }

    .pulse-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 18px rgba(34, 211, 238, .8);
      animation: pulse 2.4s ease-in-out infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: .58; transform: scale(.92); }
      50% { opacity: 1; transform: scale(1.16); }
    }

    h1, h2, h3 {
      line-height: 1.22;
      margin: 0;
      color: var(--text);
      letter-spacing: 0;
    }

    h1 {
      max-width: 780px;
      font-size: clamp(32px, 4.4vw, 52px);
      font-weight: 900;
      margin-bottom: 16px;
    }

    h2 {
      font-size: clamp(27px, 3vw, 36px);
      font-weight: 850;
      margin-bottom: 12px;
    }

    h3 {
      font-size: 21px;
      font-weight: 780;
    }

    p {
      margin: 0;
      color: var(--muted);
    }

    .lead-text {
      max-width: 760px;
      font-size: 16px;
      color: var(--muted);
    }

    .console-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 24px;
    }

    .glow-btn,
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 11px 20px;
      border: 0;
      border-radius: 999px;
      color: #eff6ff !important;
      background: linear-gradient(135deg, var(--blue), var(--cyan));
      box-shadow: 0 12px 32px rgba(59, 130, 246, .28), 0 0 28px rgba(34, 211, 238, .16);
      font-weight: 750;
    }

    .glow-btn:hover,
    .btn-primary:hover {
      transform: translateY(-2px);
      filter: brightness(1.08);
      box-shadow: 0 16px 44px rgba(59, 130, 246, .36), 0 0 36px rgba(34, 211, 238, .22);
    }

    .ghost-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 10px 18px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid rgba(148, 163, 184, .26);
      background: rgba(15, 23, 42, .42);
      font-weight: 700;
    }

    .ghost-btn:hover {
      color: var(--text);
      border-color: rgba(56, 189, 248, .42);
      background: rgba(56, 189, 248, .1);
      transform: translateY(-1px);
    }

    .console-visual {
      min-height: 285px;
      padding: 22px;
      border-radius: 24px;
      background:
        linear-gradient(180deg, rgba(15, 23, 42, .42), rgba(2, 6, 23, .72)),
        radial-gradient(circle at 50% 8%, rgba(56, 189, 248, .24), transparent 34%);
      border: 1px solid rgba(148, 163, 184, .18);
      position: relative;
      overflow: hidden;
    }

    .vertical-screen {
      width: 172px;
      height: 258px;
      margin: 0 auto;
      border-radius: 28px;
      border: 1px solid rgba(56, 189, 248, .3);
      background:
        linear-gradient(180deg, rgba(11, 22, 48, .95), rgba(5, 9, 20, .96)),
        radial-gradient(circle at 50% 18%, rgba(139, 92, 246, .24), transparent 30%);
      box-shadow: 0 28px 70px rgba(0, 0, 0, .38), var(--glow);
      padding: 16px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .screen-top {
      height: 112px;
      border-radius: 20px;
      background:
        linear-gradient(135deg, rgba(59, 130, 246, .24), rgba(34, 211, 238, .1)),
        repeating-linear-gradient(90deg, rgba(248,250,252,.38) 0 2px, transparent 2px 11px);
      opacity: .9;
      mask-image: linear-gradient(180deg, #000, rgba(0,0,0,.72));
    }

    .screen-line {
      height: 9px;
      border-radius: 999px;
      background: rgba(148, 163, 184, .22);
      margin-top: 10px;
    }

    .screen-line:nth-child(3) {
      width: 72%;
    }

    .screen-line:nth-child(4) {
      width: 48%;
      background: rgba(34, 211, 238, .38);
    }

    .screen-chip {
      display: flex;
      justify-content: space-between;
      gap: 7px;
    }

    .screen-chip span {
      width: 100%;
      height: 24px;
      border-radius: 999px;
      background: rgba(59, 130, 246, .2);
      border: 1px solid rgba(56, 189, 248, .2);
    }

    .mini-metrics {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 18px;
    }

    .metric-card {
      padding: 16px;
      border-radius: var(--radius-lg);
      background: rgba(15, 23, 42, .54);
      border: 1px solid rgba(148, 163, 184, .18);
      min-height: 106px;
      overflow: hidden;
    }

    .metric-number {
      color: var(--sky);
      font-size: 27px;
      font-weight: 900;
      line-height: 1;
      text-shadow: 0 0 22px rgba(56, 189, 248, .25);
    }

    .metric-label {
      margin-top: 10px;
      color: var(--weak);
      font-size: 13px;
      line-height: 1.45;
    }

    .signal-line {
      height: 4px;
      margin-top: 14px;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--blue), var(--cyan), transparent);
      opacity: .8;
    }

    .section-head {
      display: flex;
      justify-content: space-between;
      gap: 24px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-head p {
      max-width: 570px;
      font-size: 15px;
    }

    .badge-soft,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border-radius: 999px;
      padding: 6px 10px;
      color: #dbeafe;
      background: rgba(59, 130, 246, .14);
      border: 1px solid rgba(59, 130, 246, .28);
      font-size: 12px;
      font-weight: 650;
      line-height: 1;
    }

    .badge-cyan {
      color: #cffafe;
      background: rgba(34, 211, 238, .12);
      border-color: rgba(34, 211, 238, .28);
    }

    .badge-violet {
      color: #ede9fe;
      background: rgba(139, 92, 246, .13);
      border-color: rgba(139, 92, 246, .28);
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 310px;
      gap: 22px;
      align-items: start;
    }

    .content-list {
      display: grid;
      gap: 14px;
    }

    .content-strip {
      display: grid;
      grid-template-columns: 78px minmax(0, 1fr) 172px;
      gap: 18px;
      align-items: center;
      padding: 18px;
      border: 1px solid rgba(148, 163, 184, .2);
      border-radius: var(--radius-lg);
      background: rgba(15, 23, 42, .56);
      backdrop-filter: blur(18px);
      transition: transform .22s ease, border-color .22s ease, background .22s ease, box-shadow .22s ease;
    }

    .content-strip:hover {
      transform: translateY(-2px);
      border-color: rgba(56, 189, 248, .42);
      background: rgba(15, 23, 42, .72);
      box-shadow: 0 16px 44px rgba(0, 0, 0, .26), 0 0 28px rgba(56, 189, 248, .1);
    }

    .strip-thumb {
      width: 78px;
      height: 78px;
      border-radius: 18px;
      border: 1px solid rgba(56, 189, 248, .24);
      background:
        linear-gradient(145deg, rgba(59, 130, 246, .26), rgba(139, 92, 246, .12)),
        repeating-linear-gradient(90deg, rgba(248,250,252,.34) 0 2px, transparent 2px 10px);
      display: grid;
      place-items: center;
      color: var(--text);
      font-weight: 900;
      box-shadow: inset 0 0 24px rgba(56, 189, 248, .1);
    }

    .strip-title {
      display: inline-block;
      font-size: 19px;
      color: var(--text);
      font-weight: 800;
      line-height: 1.38;
      margin-bottom: 6px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .content-strip:hover .strip-title {
      color: var(--cyan);
    }

    .strip-summary {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .strip-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-top: 10px;
    }

    .strip-meta {
      display: grid;
      justify-items: end;
      gap: 10px;
      color: var(--weak);
      font-size: 13px;
      text-align: right;
    }

    .status {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: var(--cyan);
    }

    .status::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 14px rgba(34, 211, 238, .72);
    }

    .side-panel {
      position: sticky;
      top: 98px;
      padding: 20px;
    }

    .side-title {
      font-size: 16px;
      font-weight: 850;
      margin-bottom: 14px;
      color: var(--text);
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 22px;
    }

    .side-stat {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 12px 0;
      border-top: 1px solid rgba(148, 163, 184, .14);
      color: var(--muted);
      font-size: 14px;
    }

    .side-stat strong {
      color: var(--sky);
      font-size: 17px;
    }

    .path-panel {
      padding: 26px;
    }

    .path-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
      margin-top: 22px;
    }

    .path-block {
      border-radius: var(--radius-lg);
      border: 1px solid rgba(148, 163, 184, .18);
      background: rgba(2, 6, 23, .28);
      padding: 18px;
    }

    .path-block h3 {
      font-size: 18px;
      margin-bottom: 14px;
    }

    .path-step {
      display: flex;
      gap: 12px;
      padding: 12px 0;
      border-top: 1px solid rgba(148, 163, 184, .13);
      color: var(--muted);
      font-size: 14px;
    }

    .path-step:first-of-type {
      border-top: 0;
      padding-top: 0;
    }

    .step-index {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      color: var(--text);
      background: rgba(59, 130, 246, .18);
      border: 1px solid rgba(56, 189, 248, .28);
      font-size: 12px;
      font-weight: 800;
    }

    .pagination {
      gap: 8px;
      margin-top: 24px;
      flex-wrap: wrap;
    }

    .page-link {
      color: var(--muted);
      background: rgba(15, 23, 42, .62);
      border: 1px solid rgba(148, 163, 184, .2);
      border-radius: 14px !important;
      min-width: 42px;
      text-align: center;
    }

    .page-link:hover,
    .page-link:focus {
      color: var(--text);
      background: rgba(56, 189, 248, .12);
      border-color: rgba(56, 189, 248, .38);
      box-shadow: none;
    }

    .page-item.active .page-link {
      color: #eff6ff;
      background: linear-gradient(135deg, rgba(59, 130, 246, .86), rgba(34, 211, 238, .72));
      border-color: rgba(56, 189, 248, .58);
      box-shadow: 0 0 24px rgba(56, 189, 248, .22);
    }

    .accordion {
      --bs-accordion-bg: transparent;
      --bs-accordion-border-color: transparent;
      display: grid;
      gap: 12px;
    }

    .accordion-item {
      overflow: hidden;
      border: 1px solid rgba(148, 163, 184, .2) !important;
      border-radius: var(--radius-lg) !important;
      background: rgba(15, 23, 42, .58) !important;
      backdrop-filter: blur(18px);
    }

    .accordion-button {
      min-height: 60px;
      color: var(--text);
      background: transparent !important;
      box-shadow: none !important;
      font-weight: 760;
      padding: 16px 20px;
    }

    .accordion-button::after {
      filter: invert(1) grayscale(1);
      opacity: .72;
    }

    .accordion-button:not(.collapsed) {
      color: var(--cyan);
      border-left: 3px solid var(--cyan);
    }

    .accordion-body {
      color: var(--muted);
      background: rgba(2, 6, 23, .28);
      border-top: 1px solid rgba(148, 163, 184, .12);
      padding: 18px 20px 20px;
      font-size: 15px;
    }

    .feedback-panel {
      padding: 28px;
    }

    .form-label {
      color: var(--muted);
      font-size: 14px;
      margin-bottom: 7px;
    }

    .form-control,
    .form-select {
      min-height: 48px;
      color: var(--text);
      background-color: rgba(2, 6, 23, .42);
      border: 1px solid rgba(148, 163, 184, .25);
      border-radius: 14px;
      transition: border-color .22s ease, box-shadow .22s ease, background .22s ease;
    }

    .form-control::placeholder {
      color: rgba(148, 163, 184, .72);
    }

    .form-select {
      color: var(--muted);
      background-image:
        linear-gradient(45deg, transparent 50%, #cbd5e1 50%),
        linear-gradient(135deg, #cbd5e1 50%, transparent 50%);
      background-position:
        calc(100% - 18px) 20px,
        calc(100% - 12px) 20px;
      background-size: 6px 6px, 6px 6px;
      background-repeat: no-repeat;
    }

    .form-control:focus,
    .form-select:focus {
      color: var(--text);
      background-color: rgba(2, 6, 23, .58);
      border-color: rgba(56, 189, 248, .62);
      box-shadow: 0 0 0 4px rgba(56, 189, 248, .12);
    }

    textarea.form-control {
      min-height: 124px;
      resize: vertical;
    }

    .hint {
      color: var(--weak);
      font-size: 13px;
      margin-top: 10px;
    }

    .site-footer {
      position: relative;
      padding: 54px 0 28px;
      border-top: 1px solid rgba(148, 163, 184, .16);
      background:
        linear-gradient(180deg, rgba(7, 17, 31, .78), rgba(5, 9, 20, .96)),
        repeating-linear-gradient(90deg, rgba(56, 189, 248, .08) 0 2px, transparent 2px 18px);
      overflow: hidden;
    }

    .footer-brand {
      color: var(--text);
      font-size: 22px;
      font-weight: 900;
      margin-bottom: 10px;
    }

    .footer-copy {
      max-width: 500px;
      color: var(--weak);
      font-size: 15px;
    }

    .footer-title {
      color: var(--text);
      font-weight: 800;
      margin-bottom: 12px;
    }

    .footer-link {
      display: block;
      color: var(--weak);
      font-size: 14px;
      margin: 9px 0;
    }

    .footer-link:hover {
      color: var(--cyan);
      transform: translateX(2px);
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      border-top: 1px solid rgba(148, 163, 184, .14);
      color: rgba(148, 163, 184, .82);
      font-size: 13px;
    }

    @media (max-width: 991.98px) {
      :root {
        --section: 58px;
      }

      .navbar-collapse {
        margin-top: 12px;
        padding: 12px;
        border: 1px solid rgba(148, 163, 184, .18);
        border-radius: 18px;
        background: rgba(5, 9, 20, .92);
      }

      .navbar-nav {
        align-items: stretch !important;
      }

      .nav-link {
        padding: 11px 13px !important;
      }

      .content-layout {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
      }

      .path-grid {
        grid-template-columns: 1fr;
      }

      .console-panel {
        padding: 24px;
      }

      .mini-metrics {
        grid-template-columns: repeat(3, minmax(0, 1fr));
      }
    }

    @media (max-width: 767.98px) {
      .crumb-bar {
        align-items: flex-start;
        flex-direction: column;
      }

      .back-link {
        width: 100%;
        justify-content: center;
      }

      .category-console {
        padding-top: 34px;
      }

      .console-actions .glow-btn,
      .console-actions .ghost-btn {
        width: 100%;
      }

      .console-visual {
        margin-top: 22px;
      }

      .mini-metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .section-head {
        display: block;
      }

      .section-head p {
        margin-top: 10px;
      }

      .content-strip {
        grid-template-columns: 58px minmax(0, 1fr);
        gap: 14px;
      }

      .strip-thumb {
        width: 58px;
        height: 58px;
        border-radius: 15px;
      }

      .strip-meta {
        grid-column: 1 / -1;
        justify-items: start;
        text-align: left;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
      }

      .feedback-panel {
        padding: 22px;
      }
    }

    @media (max-width: 520px) {
      .brand {
        font-size: 15px;
        gap: 9px;
      }

      .brand-mark {
        width: 36px;
        height: 36px;
      }

      h1 {
        font-size: 31px;
      }

      .console-panel {
        padding: 20px;
      }

      .mini-metrics {
        grid-template-columns: 1fr;
      }

      .content-strip {
        padding: 15px;
      }

      .page-link {
        min-width: 38px;
        padding: 8px 11px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        transition: none !important;
        animation: none !important;
        scroll-behavior: auto !important;
      }
    }