:root {
    --trk-emerald-deep: #0F3D2E;
    --trk-emerald-mid: #14503C;
    --trk-gold: #C9A227;
    --trk-gold-bright: #E0BE4A;
    --trk-gold-dim: #755E1D;
    --trk-ivory: #F8F3E7;
    --trk-ivory-dim: #EFE7D3;
    --trk-ink: #22301F;
    --trk-font-display: 'Amiri', serif;
    --trk-font-ui: 'Poppins', sans-serif;
  }
  .track-page { padding: 0; background: var(--trk-ivory); }
  .track-page .page-wrap {
    max-width: 1400px;
    margin: 0 auto;
    padding: 90px 40px 120px;
  }

  .trk-eyebrow { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
  .trk-eyebrow-glyph { width: 30px; height: 30px; flex-shrink: 0; }
  .trk-eyebrow-text {
    font-family: var(--trk-font-ui);
    font-weight: 600; font-size: 12.5px;
    letter-spacing: 0.22em; text-transform: uppercase;
    color: var(--trk-gold-dim);
  }

  .trk-headline-stage { position: relative; height: 148px; margin-bottom: 8px; display: flex; align-items: center; }
  .trk-headline-rotated { transform: rotate(-1.6deg); transform-origin: left center; }
  .trk-section-title {
    font-family: var(--trk-font-display); font-weight: 700;
    font-size: clamp(36px, 4.6vw, 54px);
    color: var(--trk-emerald-deep); line-height: 1.1; max-width: 800px;
  }
  .trk-section-sub {
    font-family: var(--trk-font-ui);
    font-size: 16.5px; line-height: 1.65;
    color: #5A5346; max-width: 540px; margin: 20px 0 70px;
  }

  .trk-interlock { position: relative; min-height: 760px; padding: 50px 60px; }

  .trk-frame {
    position: absolute; width: 560px; max-width: calc(50% - 20px);
    border-radius: 4px;
  }
  .trk-frame--left {
    left: 0; top: 10px; transform: rotate(-3.2deg); z-index: 2;
    background: radial-gradient(ellipse at top left, rgba(201,162,39,0.09), transparent 55%), var(--trk-emerald-deep);
    padding: 54px 50px 64px;
    box-shadow: 0 40px 70px -35px rgba(10,41,32,0.55);
  }
  .trk-frame--left::before {
    content: ''; position: absolute; inset: 0; border-radius: 4px; pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cg fill='none' stroke='%23C9A227' stroke-width='0.6' opacity='0.09'%3E%3Cpath d='M60 0 L120 60 L60 120 L0 60 Z'/%3E%3Cpath d='M60 20 L100 60 L60 100 L20 60 Z'/%3E%3C/g%3E%3C/svg%3E");
    background-size: 120px 120px;
  }
  .trk-frame--left::after {
    content: ''; position: absolute; inset: 14px; border: 1px solid rgba(201,162,39,0.28);
    border-radius: 3px; pointer-events: none;
  }

  .trk-frame--right {
    right: 0; top: 90px; transform: rotate(2.6deg); z-index: 1;
    background: #FFFFFF; padding: 56px 52px 52px;
    border: 1px solid rgba(15,61,46,0.08);
    box-shadow: 0 40px 80px -35px rgba(15,61,46,0.30);
    overflow: hidden;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
  }

  .trk-frame-content { transform-origin: center center; }
  .trk-frame--left .trk-frame-content { transform: rotate(3.2deg); }
  .trk-frame--right .trk-frame-content { transform: rotate(-2.6deg); }

  .trk-seam-medallion {
    position: absolute; left: 50%; top: 388px;
    width: 190px; height: 190px;
    transform: translate(-50%, -50%); z-index: 3; pointer-events: none;
  }
  .trk-seam-medallion svg { width: 100%; height: 100%; display: block; overflow: visible; }

  .trk-seam-hairline {
    position: absolute; left: 50%; top: 60px; bottom: 60px; width: 1px;
    background: linear-gradient(to bottom, transparent, rgba(201,162,39,0.35) 15%, rgba(201,162,39,0.35) 85%, transparent);
    transform: translateX(-50%); z-index: 0;
  }

  .trk-kicker {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 7px 16px 7px 12px; border: 1px solid var(--trk-gold);
    border-radius: 999px; margin-bottom: 26px;
  }
  .trk-kicker svg { width: 14px; height: 14px; }
  .trk-kicker span {
    font-family: var(--trk-font-ui);
    font-size: 11px; font-weight: 600; letter-spacing: 0.16em;
    text-transform: uppercase; color: var(--trk-gold-bright);
  }

  .trk-manuscript-title {
    font-family: var(--trk-font-display); font-weight: 700;
    font-size: 32px; color: #FFFFFF !important; line-height: 1.16; margin-bottom: 16px;
  }
  .trk-manuscript-body {
    font-family: var(--trk-font-ui);
    font-size: 14.5px; line-height: 1.7;
    color: rgba(248,243,231,0.72); max-width: 400px; margin-bottom: 8px;
  }
  .trk-manuscript-body strong { color: var(--trk-gold-bright); font-weight: 500; }

  .trk-arc-steps { position: relative; height: 300px; margin-top: 18px; }
  .trk-arc-step {
    position: absolute; display: flex; align-items: flex-start;
    gap: 16px; max-width: 300px; opacity: 0;
  }
  .trk-arc-step .step-glyph {
    flex-shrink: 0; width: 40px; height: 40px; position: relative;
  }
  .trk-arc-step .step-glyph svg { width: 100%; height: 100%; }
  .trk-arc-step .step-glyph .num {
    position: absolute; inset: 0; display: flex;
    align-items: center; justify-content: center;
    font-family: var(--trk-font-display); font-weight: 700;
    font-size: 15px; color: var(--trk-emerald-deep);
  }
  .trk-arc-step p {
    font-family: var(--trk-font-ui);
    font-size: 13.8px; line-height: 1.55;
    color: rgba(248,243,231,0.88); padding-top: 8px;
  }
  .trk-arc-step p b { color: var(--trk-ivory); font-weight: 600; }
  .trk-arc-step-1 { top: 0; left: 0; }
  .trk-arc-step-2 { top: 88px; left: 60px; }
  .trk-arc-step-3 { top: 176px; left: 6px; }

  .trk-submit-link {
    display: inline-flex; align-items: center; gap: 9px;
    margin-top: 22px; font-family: var(--trk-font-ui);
    font-size: 13.8px; font-weight: 500;
    color: var(--trk-gold-bright); text-decoration: none;
    padding-bottom: 2px; border-bottom: 1px solid transparent;
    transition: border-color 0.25s ease, gap 0.25s ease; opacity: 0;
  }
  .trk-submit-link:hover { border-color: var(--trk-gold-bright); gap: 13px; }
  .trk-submit-link svg { width: 14px; height: 14px; }

  .trk-seal-title {
    font-family: var(--trk-font-display); font-weight: 700;
    font-size: 27px; color: var(--trk-emerald-deep); margin-bottom: 6px;
  }
  .trk-seal-title-sub {
    font-family: var(--trk-font-ui);
    font-size: 13.5px; color: #7A7263;
    max-width: 320px; line-height: 1.5; margin-bottom: 34px;
  }

  .trk-field { margin-bottom: 24px; }
  .trk-label {
    display: flex; align-items: center; gap: 8px;
    font-family: var(--trk-font-ui);
    font-size: 12px; font-weight: 600; letter-spacing: 0.06em;
    text-transform: uppercase; color: var(--trk-emerald-deep); margin-bottom: 10px;
  }
  .trk-label .req-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--trk-gold); }

  .trk-field-wrap { position: relative; }
  .trk-input {
    width: 100%; padding: 16px 19px;
    border: 1.5px solid #E4DCC8; border-radius: 4px;
    background: var(--trk-ivory);
    font-family: var(--trk-font-ui); font-size: 15px;
    font-weight: 500; color: var(--trk-ink); letter-spacing: 0.02em;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    outline: none; box-sizing: border-box;
  }
  .trk-input.mono { font-family: 'Courier New', monospace; font-size: 15.5px; letter-spacing: 0.05em; }
  .trk-input::placeholder { color: #B4AA92; font-weight: 400; }
  .trk-input:focus { border-color: var(--trk-gold); background: #FFF; box-shadow: 0 0 0 4px rgba(201,162,39,0.14); }

  .trk-corner {
    position: absolute; width: 8px; height: 8px;
    border: 1.5px solid var(--trk-gold); opacity: 0;
    transition: opacity 0.25s ease; pointer-events: none;
  }
  .trk-field-wrap:focus-within .trk-corner { opacity: 1; }
  .trk-corner-tl { top: -1px; left: -1px; border-right: none; border-bottom: none; }
  .trk-corner-br { bottom: -1px; right: -1px; border-left: none; border-top: none; }

  .trk-submit-btn {
    width: 100%; position: relative; padding: 18px 24px; margin-top: 4px;
    border: none; border-radius: 4px;
    background: linear-gradient(135deg, var(--trk-emerald-deep), var(--trk-emerald-mid));
    color: var(--trk-ivory); font-family: var(--trk-font-ui);
    font-weight: 600; font-size: 15px; letter-spacing: 0.03em;
    cursor: pointer; display: flex; align-items: center;
    justify-content: center; gap: 12px; overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  .trk-submit-btn:hover { box-shadow: 0 14px 30px -10px rgba(15,61,46,0.45); transform: translateY(-1px); }
  .trk-submit-btn .btn-star { width: 17px; height: 17px; transition: transform 0.6s cubic-bezier(0.65,0,0.35,1); flex-shrink: 0; }
  .trk-submit-btn.spinning .btn-star { transform: rotate(315deg); }
  .trk-submit-btn .btn-sheen {
    position: absolute; top: 0; left: -60%; width: 40%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(224,190,74,0.35), transparent);
    transform: skewX(-20deg);
  }
  .trk-submit-btn.spinning .btn-sheen { animation: trkSheen 0.9s ease; }
  @keyframes trkSheen { from { left: -60%; } to { left: 130%; } }

  .trk-error {
    margin-bottom: 18px; padding: 14px 16px; border-radius: 8px;
    background: rgba(220,53,69,0.08); border: 1px solid rgba(220,53,69,0.2);
    font-family: var(--trk-font-ui); font-size: 13.5px; color: #c81e1e;
  }

  /* ── Result panel ── */
  .trk-result { margin-top: 34px; padding-top: 30px; border-top: 1px solid #EEE5D0; display: none; }
  .trk-result.visible { display: block; }
  .trk-result-topline { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 8px; }
  .trk-result-status {
    font-family: var(--trk-font-display); font-size: 20px;
    font-weight: 700; color: var(--trk-emerald-deep);
  }
  .trk-result-status .accent { color: var(--trk-gold-dim); }
  .trk-result-id {
    font-family: 'Courier New', monospace; font-size: 12px;
    font-weight: 600; letter-spacing: 0.04em;
    color: var(--trk-emerald-deep); background: var(--trk-ivory);
    border: 1px solid #E4DCC8; padding: 6px 11px; border-radius: 3px;
  }
  .trk-result-meta { display: flex; gap: 24px; flex-wrap: wrap; margin-bottom: 22px; }
  .trk-result-meta-item { font-family: var(--trk-font-ui); font-size: 13px; color: #7A7263; }
  .trk-result-meta-item b { color: var(--trk-ink); font-weight: 600; }

  .trk-explainer {
    display: flex; gap: 14px; align-items: flex-start;
    margin-bottom: 20px; padding: 16px 18px; border-radius: 12px;
    border: 1px solid rgba(15,61,46,0.1); background: rgba(15,61,46,0.04);
  }
  .trk-explainer-icon {
    flex: 0 0 36px; width: 36px; height: 36px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: rgba(201,162,39,0.15); color: var(--trk-gold-dim); font-size: 16px;
  }
  .trk-explainer h3 { margin: 0 0 6px; font-family: var(--trk-font-ui); font-size: 1.05rem; font-weight: 800; color: var(--trk-ink); }
  .trk-explainer p { margin: 0 0 6px; font-family: var(--trk-font-ui); color: #5A5346; font-size: 14px; line-height: 1.55; }
  .trk-explainer .next { font-size: 13px; color: var(--trk-emerald-deep); }
  .trk-explainer .next strong { color: var(--trk-gold-dim); }

  .trk-visual-wrap { display: flex; align-items: center; justify-content: center; padding: 4px 0; }
  .trk-visual-wrap svg { width: 100%; max-width: 340px; height: auto; }
  .trk-stage-label { font-family: var(--trk-font-ui); font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
  .trk-next-note {
    text-align: center; font-family: var(--trk-font-display);
    font-size: 13px; color: #8A8172; margin-top: 12px; font-style: italic;
  }

  .trk-public-note {
    margin-bottom: 18px; padding: 14px; border-radius: 10px;
    background: rgba(15,61,46,0.04); border: 1px solid rgba(15,61,46,0.12);
  }
  .trk-public-note span { display: block; font-family: var(--trk-font-ui); font-size: 12px; font-weight: 800; color: var(--trk-emerald-deep); margin-bottom: 6px; }
  .trk-public-note p { margin: 0; font-family: var(--trk-font-ui); color: var(--trk-ink); line-height: 1.55; }

  .trk-messages { margin-bottom: 20px; }
  .trk-messages h3 { margin: 0 0 12px; font-family: var(--trk-font-ui); font-size: 1rem; font-weight: 800; color: var(--trk-ink); }
  .trk-messages-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
  .trk-messages-list li { padding: 12px 14px; border-radius: 10px; background: rgba(15,61,46,0.04); border: 1px solid rgba(15,61,46,0.12); }
  .trk-messages-list strong { display: block; font-family: var(--trk-font-ui); color: var(--trk-ink); margin-bottom: 6px; }
  .trk-messages-list p { margin: 0 0 6px; font-family: var(--trk-font-ui); color: #334155; line-height: 1.55; }
  .trk-messages-list time { font-family: var(--trk-font-ui); font-size: 12px; color: #7A7263; }

  .trk-timeline-heading { margin: 24px 0 12px; font-family: var(--trk-font-ui); font-size: 1rem; font-weight: 800; color: var(--trk-ink); }
  .trk-timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
  .trk-timeline li {
    padding: 12px 14px; border-left: 3px solid var(--trk-emerald-deep);
    background: var(--trk-ivory); border-radius: 0 10px 10px 0;
  }
  .trk-timeline strong { display: block; font-family: var(--trk-font-ui); color: var(--trk-ink); }
  .trk-timeline small, .trk-timeline time { display: block; font-family: var(--trk-font-ui); color: #7A7263; font-size: 12px; margin-top: 4px; }

  @keyframes trkSanadPulse { 0% { r: 15; opacity: 0.8; } 100% { r: 27; opacity: 0; } }

  @media (prefers-reduced-motion: reduce) {
    .track-page *, .track-page *::before, .track-page *::after {
      animation-duration: 0.001ms !important; animation-iteration-count: 1 !important;
      transition-duration: 0.001ms !important;
    }
  }

  @media (max-width: 1180px) {
    .track-page .page-wrap { padding: 70px 24px 80px; }
    .trk-interlock { min-height: 0; padding: 0; }
    .trk-frame {
      position: static; width: 100%; max-width: 100%;
      transform: none !important; margin-bottom: 0;
      overflow: visible; max-height: none;
    }
    .trk-frame-content { transform: none !important; }
    .trk-frame--left { margin-bottom: 64px; }
    .trk-seam-medallion {
      position: relative; left: auto; top: auto; transform: none;
      margin: -84px auto 44px; width: 150px; height: 150px;
    }
    .trk-seam-hairline { display: none; }
    .trk-arc-steps { height: auto; }
    .trk-arc-step { position: static; opacity: 1; margin-bottom: 26px; max-width: 100%; }
    .trk-arc-step:last-child { margin-bottom: 0; }
    .trk-headline-rotated { transform: none; }
  }
  @media (max-width: 560px) {
    .track-page .page-wrap { padding: 70px 20px 90px; }
    .trk-frame--left, .trk-frame--right { padding: 38px 26px 34px; }
    .trk-seam-medallion { width: 110px; height: 110px; margin: -60px auto 32px; }
    .trk-headline-stage { height: auto; min-height: 100px; }
  }