/* ==========================================================================
   TisFacts — Design System
   Dark cinematic, curiosity-driven brand. Vanilla CSS only.
   ========================================================================== */

:root {
  /* Color tokens */
  --black: #0a0908;
  --charcoal: #17140f;
  --charcoal-2: #201b14;
  --charcoal-3: #2a2318;
  --gold: #c9a227;
  --gold-bright: #e8c34a;
  --yellow: #f4c430;
  --white: #f7f5ef;
  --dim: #a89f8c;
  --dim-2: #6f6858;
  --danger: #e2574c;
  --success: #6fbf73;

  /* Type */
  --font-display: 'Arial Black', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;

  /* Layout */
  --max-width: 1180px;
  --radius: 4px;
  --border: 1px solid rgba(201, 162, 39, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

::selection {
  background: var(--gold);
  color: var(--black);
}

:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.08;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.25rem; letter-spacing: 0.04em; }

p { color: var(--dim); margin: 0 0 1em; }

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--white);
  opacity: 0.85;
  max-width: 640px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 26px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--gold-bright), var(--gold));
  color: var(--black);
  font-weight: 700;
  box-shadow: 0 0 0 rgba(232, 195, 74, 0);
}
.btn-primary:hover {
  box-shadow: 0 8px 28px rgba(232, 195, 74, 0.28);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(247, 245, 239, 0.28);
}
.btn-secondary:hover {
  border-color: var(--gold);
  color: var(--gold-bright);
}

.btn-tiktok {
  background: var(--white);
  color: var(--black);
  font-weight: 700;
}
.btn-tiktok:hover { box-shadow: 0 8px 28px rgba(247, 245, 239, 0.18); }

.btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: rgba(226, 87, 76, 0.4);
}
.btn-danger:hover { background: rgba(226, 87, 76, 0.08); }

/* ---------- Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 9, 8, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  font-size: 1.1rem;
  color: var(--white);
}

.brand img {
  height: 32px;
  width: auto;
}

.brand .tag {
  display: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--dim);
  transition: color 0.15s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--gold-bright);
}

.nav-cta { display: flex; align-items: center; gap: 14px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(247,245,239,0.3);
  border-radius: var(--radius);
  color: var(--white);
  padding: 8px 10px;
  cursor: pointer;
}

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--charcoal);
    border-bottom: var(--border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 20px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav-cta .btn-secondary { display: none; }
}

/* ---------- Ticker (signature element) ---------- */
.ticker-wrap {
  border-bottom: var(--border);
  background: var(--charcoal);
  overflow: hidden;
  white-space: nowrap;
}

.ticker {
  display: inline-flex;
  padding: 10px 0;
  animation: ticker-scroll 38s linear infinite;
}

.ticker span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--dim);
  padding: 0 32px;
  border-right: 1px solid rgba(201, 162, 39, 0.2);
}

.ticker span strong {
  color: var(--gold-bright);
  font-weight: 600;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 120px 24px 100px;
  overflow: hidden;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(201,162,39,0.16), transparent 60%),
    var(--black);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 22%, rgba(247,245,239,0.35), transparent),
    radial-gradient(1px 1px at 82% 18%, rgba(247,245,239,0.28), transparent),
    radial-gradient(1px 1px at 34% 68%, rgba(247,245,239,0.22), transparent),
    radial-gradient(1px 1px at 68% 78%, rgba(247,245,239,0.3), transparent),
    radial-gradient(1.5px 1.5px at 50% 40%, rgba(232,195,74,0.4), transparent),
    radial-gradient(1px 1px at 90% 55%, rgba(247,245,239,0.2), transparent);
  pointer-events: none;
}

.hero-scanline {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-bright), transparent);
  box-shadow: 0 0 14px 2px rgba(232, 195, 74, 0.5);
  animation: scan 6s ease-in-out infinite;
  opacity: 0.7;
}

@keyframes scan {
  0%   { top: 8%; opacity: 0; }
  10%  { opacity: 0.7; }
  50%  { top: 92%; opacity: 0.5; }
  90%  { opacity: 0.7; }
  100% { top: 8%; opacity: 0; }
}

.hero-content { position: relative; z-index: 1; max-width: 860px; margin: 0 auto; }

.hero h1 {
  margin-top: 18px;
  background: linear-gradient(180deg, var(--white) 40%, var(--gold-bright));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .lead { margin: 22px auto 36px; }

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Sections ---------- */
section { padding: 88px 0; }

.section-head {
  max-width: 620px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-alt {
  background: linear-gradient(180deg, transparent, rgba(23,20,15,0.6), transparent);
}

/* ---------- Category / case file cards ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.card {
  background: var(--charcoal);
  border: var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.card:hover {
  border-color: rgba(201, 162, 39, 0.55);
  transform: translateY(-4px);
  background: var(--charcoal-2);
}

.card .index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--gold);
  letter-spacing: 0.1em;
}

.card h3 { margin: 10px 0 8px; color: var(--white); }
.card p { margin: 0; font-size: 0.92rem; }

/* ---------- Feature / split layout ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: 32px; }
}

.panel {
  background: var(--charcoal);
  border: var(--border);
  border-radius: var(--radius);
  padding: 40px;
  position: relative;
}

.panel::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.quote-mark {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--gold);
  opacity: 0.4;
  line-height: 1;
}

/* ---------- Steps ---------- */
.steps {
  counter-reset: step;
  display: grid;
  gap: 0;
  max-width: 760px;
  margin: 0 auto;
}

.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.step:last-child { border-bottom: none; }

.step .num {
  counter-increment: step;
  font-family: var(--font-mono);
  color: var(--gold-bright);
  font-size: 1.4rem;
}

.step .num::before {
  content: counter(step, decimal-leading-zero);
}

.step h4 { margin: 0 0 4px; text-transform: none; letter-spacing: 0; font-size: 1.05rem; color: var(--white); }
.step p { margin: 0; font-size: 0.92rem; }

/* ---------- Stat strip ---------- */
.stat-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  padding: 40px 0;
  border-top: var(--border);
  border-bottom: var(--border);
}

.stat { text-align: center; }
.stat .num {
  font-family: var(--font-display);
  font-size: 2.1rem;
  color: var(--gold-bright);
}
.stat .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: var(--border);
  padding: 56px 0 32px;
  background: var(--charcoal);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-brand .brand { margin-bottom: 12px; }
.footer-brand p { max-width: 320px; font-size: 0.9rem; }

.footer-col h4 {
  font-size: 0.78rem;
  color: var(--dim);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}

.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  text-decoration: none;
  color: var(--dim);
  font-size: 0.9rem;
  transition: color 0.15s ease;
}
.footer-col a:hover { color: var(--gold-bright); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--dim-2);
}

/* ---------- Page hero (interior pages) ---------- */
.page-hero {
  padding: 72px 0 48px;
  border-bottom: var(--border);
  background: radial-gradient(ellipse 70% 100% at 50% 0%, rgba(201,162,39,0.1), transparent 70%);
}

.page-hero .eyebrow { margin-bottom: 14px; }

/* ---------- Legal content ---------- */
.legal {
  max-width: 780px;
  margin: 0 auto;
}

.legal h2 {
  font-size: 1.15rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--gold-bright);
  margin-top: 2.2em;
}

.legal p, .legal li { color: var(--dim); font-size: 0.96rem; }
.legal ul { padding-left: 20px; }

.placeholder {
  color: var(--yellow);
  font-family: var(--font-mono);
  font-size: 0.86em;
  background: rgba(244, 196, 48, 0.08);
  padding: 1px 6px;
  border-radius: 3px;
}

.effective-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--dim-2);
  margin-bottom: 40px;
}

/* ---------- Forms ---------- */
.form-card {
  background: var(--charcoal);
  border: var(--border);
  border-radius: var(--radius);
  padding: 36px;
  max-width: 560px;
  margin: 0 auto;
}

label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 6px;
}

input, textarea, select {
  width: 100%;
  background: var(--black);
  border: 1px solid rgba(247,245,239,0.16);
  border-radius: var(--radius);
  color: var(--white);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--gold);
}

/* ---------- Contact cards ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto 60px;
}

/* ---------- TikTok connect page ---------- */
.connect-panel {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.connect-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.14);
  margin-bottom: 28px;
}

.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--dim-2);
}
.dot.on { background: var(--success); box-shadow: 0 0 8px var(--success); }
.dot.off { background: var(--dim-2); }
.dot.error { background: var(--danger); box-shadow: 0 0 8px var(--danger); }

.connect-card {
  background: var(--charcoal);
  border: var(--border);
  border-radius: var(--radius);
  padding: 48px 36px;
  margin-bottom: 40px;
}

.connect-account {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 24px;
}

.avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--charcoal-3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  color: var(--gold);
  overflow: hidden;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }

.error-box {
  background: rgba(226, 87, 76, 0.08);
  border: 1px solid rgba(226, 87, 76, 0.35);
  border-radius: var(--radius);
  padding: 16px 20px;
  color: #f3a49d;
  font-size: 0.88rem;
  margin-bottom: 24px;
  text-align: left;
}

.success-box {
  background: rgba(111, 191, 115, 0.08);
  border: 1px solid rgba(111, 191, 115, 0.35);
  border-radius: var(--radius);
  padding: 16px 20px;
  color: #a9dcac;
  font-size: 0.88rem;
  margin-bottom: 24px;
}

.spinner {
  width: 18px; height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--gold-bright);
  animation: spin 0.8s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--gold);
  color: var(--black);
  padding: 10px 16px;
  z-index: 100;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.skip-link:focus { left: 12px; top: 12px; }