/* =========================================================
   Public website (landing, submit, track). Loaded AFTER style.css,
   so it reuses the same tokens, buttons, fields, badges, alerts.
   ========================================================= */

:root {
  --navy:  #0b1b3f;
  --navy-2:#12336e;
  --cyan:  #1aa3f5;
  --red:   #f0261c;
}

body.pub { height: auto; background: #fff; }

.pub-wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ---------- Top navigation ---------- */
.pub-nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--border);
}
.pub-nav .pub-wrap { display: flex; align-items: center; gap: 28px; height: 68px; }
.pub-brand { display: flex; align-items: center; gap: 11px; font-weight: 700; font-size: 17px; letter-spacing: -.02em; color: var(--navy); }
.pub-brand img { width: 38px; height: 38px; border-radius: 9px; }
.pub-links { display: flex; gap: 4px; margin-left: 12px; }
.pub-links a { padding: 8px 13px; border-radius: 8px; font-weight: 500; color: var(--ink-soft); }
.pub-links a:hover, .pub-links a.active { color: var(--primary); background: var(--primary-tint); }
.pub-nav .spacer { margin-left: auto; }
.nav-toggle { display: none; }

/* ---------- Hero ---------- */
.pub-hero {
  background:
    radial-gradient(600px 320px at 85% 10%, rgba(26,163,245,.35), transparent 70%),
    radial-gradient(520px 300px at 5% 100%, rgba(240,38,28,.20), transparent 70%),
    linear-gradient(150deg, var(--navy) 0%, var(--navy-2) 60%, #1a56db 130%);
  color: #fff; padding: 84px 0 96px;
}
.pub-hero .pub-wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; color: #9fd8ff;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14);
  padding: 6px 13px; border-radius: 999px; margin-bottom: 20px;
}
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 3px rgba(74,222,128,.25); }
.pub-hero h1 { font-size: clamp(34px, 5vw, 52px); line-height: 1.08; letter-spacing: -.03em; font-weight: 750; max-width: 14ch; }
.pub-hero p.lead { margin-top: 20px; font-size: 18px; line-height: 1.6; color: rgba(255,255,255,.78); max-width: 46ch; }
.hero-cta { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }
.btn-lg { padding: 13px 22px; font-size: 15.5px; border-radius: 10px; }
.btn-light { background: #fff; color: var(--navy); border-color: #fff; }
.btn-light:hover { background: #eaf2ff; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.btn-ghost:hover { background: rgba(255,255,255,.1); }
.hero-points { display: flex; gap: 22px; margin-top: 34px; flex-wrap: wrap; color: rgba(255,255,255,.75); font-size: 14px; }
.hero-points span { display: inline-flex; align-items: center; gap: 8px; }
.hero-points svg { width: 17px; height: 17px; color: #7dd3fc; }

.track-card {
  background: #fff; color: var(--ink); border-radius: 16px; padding: 28px;
  box-shadow: 0 24px 60px rgba(4,12,36,.45);
}
.track-card h2 { font-size: 20px; letter-spacing: -.02em; }
.track-card > p { color: var(--ink-soft); margin: 4px 0 20px; font-size: 14px; }

/* ---------- Sections ---------- */
.pub-section { padding: 84px 0; }
.pub-section.alt { background: var(--surface-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 48px; }
.section-head h2 { font-size: 32px; letter-spacing: -.025em; }
.section-head p { color: var(--ink-soft); margin-top: 10px; font-size: 16px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 28px; box-shadow: var(--shadow); }
.step .num {
  width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  background: var(--primary-tint); color: var(--primary); font-weight: 700; margin-bottom: 16px;
}
.step h3 { font-size: 18px; margin-bottom: 6px; }
.step p { color: var(--ink-soft); }

.topics { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
.topic {
  display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px; font-weight: 600; transition: .14s; box-shadow: var(--shadow);
}
.topic:hover { border-color: var(--primary); transform: translateY(-2px); }
.topic .dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.topic small { display: block; font-weight: 400; color: var(--ink-faint); font-size: 12.5px; }
.topic .arrow { margin-left: auto; color: var(--ink-faint); }

.faq { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq details { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 0 20px; }
.faq summary { cursor: pointer; font-weight: 600; padding: 17px 0; list-style: none; display: flex; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; margin-left: auto; font-size: 22px; font-weight: 400; color: var(--ink-faint); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { padding: 0 0 18px; color: var(--ink-soft); }

.cta-band {
  background: linear-gradient(120deg, var(--navy), #1a56db); color: #fff; border-radius: 20px;
  padding: 48px; display: flex; align-items: center; gap: 28px; flex-wrap: wrap;
}
.cta-band h2 { font-size: 28px; letter-spacing: -.02em; }
.cta-band p { color: rgba(255,255,255,.8); margin-top: 6px; }
.cta-band .btn { margin-left: auto; }

/* ---------- Form / tracking pages ---------- */
.pub-page { background: var(--surface-2); min-height: calc(100vh - 68px - 200px); padding: 48px 0 64px; }
.pub-page-submit { background-size: cover !important; background-position: center center !important; background-repeat: no-repeat !important; background-attachment: fixed; }
@media (max-width: 900px) { .pub-page-submit { background-attachment: scroll; } }
.pub-page-head { text-align: center; max-width: 560px; margin: 0 auto 28px; }
.pub-page-head h1 { font-size: 30px; letter-spacing: -.025em; }
.pub-page-head p { color: var(--ink-soft); margin-top: 8px; font-size: 15.5px; }
.pub-card {
  background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 32px;
  box-shadow: var(--shadow); max-width: 640px; margin: 0 auto;
}
.pub-card.wide { max-width: 860px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.success { text-align: center; padding: 8px 0; }
.success .tick { width: 60px; height: 60px; border-radius: 50%; background: #dcfce7; display: grid; place-items: center; margin: 0 auto 18px; }
.success .tick svg { width: 30px; height: 30px; color: #16a34a; }
.success h1 { font-size: 26px; }
.success p { color: var(--ink-soft); margin-top: 8px; }
.ref-pill {
  display: inline-block; margin: 20px 0; padding: 12px 20px; border-radius: 10px;
  background: var(--primary-tint); color: var(--primary-600);
  font: 700 22px ui-monospace, 'SF Mono', Menlo, monospace; letter-spacing: .04em;
}

.track-meta { display: flex; flex-wrap: wrap; gap: 10px 22px; padding: 16px 0 20px; border-bottom: 1px solid var(--border); margin-bottom: 22px; color: var(--ink-soft); font-size: 14px; }
.track-meta b { color: var(--ink); font-weight: 600; }
.track-title { display: flex; align-items: flex-start; gap: 14px; flex-wrap: wrap; }
.track-title h1 { font-size: 24px; letter-spacing: -.02em; flex: 1; min-width: 200px; }

/* ---------- Footer ---------- */
.pub-footer { background: var(--navy); color: #a9b7d6; padding: 48px 0 30px; }
.pub-footer .cols { display: flex; gap: 40px; flex-wrap: wrap; align-items: flex-start; }
.pub-footer .pub-brand { color: #fff; }
.pub-footer p { max-width: 36ch; margin-top: 10px; font-size: 14px; }
.pub-footer .links { margin-left: auto; display: flex; gap: 22px; flex-wrap: wrap; }
.pub-footer .links a:hover { color: #fff; }
.pub-footer .copy { border-top: 1px solid rgba(255,255,255,.1); margin-top: 32px; padding-top: 20px; font-size: 13px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .pub-hero { padding: 56px 0 64px; }
  .pub-hero .pub-wrap { grid-template-columns: 1fr; gap: 36px; }
  .steps { grid-template-columns: 1fr; }
  .cta-band { padding: 32px; } .cta-band .btn { margin-left: 0; }
  .pub-section { padding: 56px 0; }
}
@media (max-width: 720px) {
  .pub-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff;
    flex-direction: column; padding: 10px 16px 16px; border-bottom: 1px solid var(--border); margin: 0;
  }
  .pub-links.open { display: flex; }
  .nav-toggle { display: inline-grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--border); border-radius: 8px; background: #fff; cursor: pointer; margin-left: auto; }
  .pub-nav .spacer { display: none; }
  .pub-nav .btn-signin { display: none; }
  .pub-card { padding: 22px; }
}

.pub-links .m-only { display: none; }
@media (max-width: 720px) { .pub-links .m-only { display: block; } }