/* Tail ID marketing site — graphite base, Tail Red accent, neutral white control palette. */

:root {
  --c-bg: #0d1116;
  --c-surface: #161b22;
  --c-border: #2a3340;
  --c-text: #f0f5f9;
  --c-text-muted: #9aa6b1;
  --c-primary: #da1421;        /* Tail Red */
  --c-primary-deep: #a40e18;
  --c-primary-glow: rgba(218, 20, 33, 0.18);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--c-bg); color: var(--c-text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--c-text); text-decoration: none; }
a:hover { color: var(--c-primary); }

/* ===== nav ===== */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 32px;
  border-bottom: 1px solid var(--c-border);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; }
.brand-mark {
  width: 32px; height: 32px;
  background: #fff url("/icon.png") center/contain no-repeat;
  border-radius: 6px;
}
/* "Tail" = master brand = Tail Red, same across TailExchange / TailPhotos / TailVideos.
   The sub-brand word ("ID", "Exchange", "Photos", "Videos") sits in neutral white. */
.brand-text .brand-tail { color: var(--c-primary); }
.brand-text .brand-id   { color: var(--c-text); }
.nav-links { display: flex; gap: 28px; font-weight: 600; font-size: 15px; }
.nav-links a { color: var(--c-text-muted); }
.nav-links a:hover { color: var(--c-text); }

/* ===== hero ===== */
.hero {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px;
  max-width: 1180px; margin: 0 auto;
  padding: 80px 32px 60px;
  align-items: center;
}
.hero h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1.05; margin: 0 0 24px; font-weight: 900; letter-spacing: -1.5px; }
.hero h1 .accent { color: var(--c-primary); }
.hero .lede { font-size: 19px; line-height: 1.55; color: var(--c-text-muted); margin: 0 0 32px; max-width: 540px; }
.cta { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 22px; border-radius: 12px;
  font-weight: 700; font-size: 15px;
  transition: transform 0.15s, background 0.15s;
}
.btn-primary {
  background: var(--c-primary); color: #fff;
  box-shadow: 0 10px 30px var(--c-primary-glow);
}
.btn-primary:hover { background: var(--c-primary-deep); color: #fff; transform: translateY(-1px); }
.btn-ghost { color: var(--c-text); border: 1px solid var(--c-border); }
.btn-ghost:hover { border-color: var(--c-primary); color: var(--c-primary); }
.btn-icon { font-size: 17px; line-height: 1; }
.hero-fine { color: var(--c-text-muted); font-size: 13px; margin-top: 18px; }

/* ===== hero phone mockup ===== */
.hero-art { display: flex; justify-content: center; }
.phone-mock {
  width: 280px; aspect-ratio: 9 / 19;
  background: linear-gradient(180deg, #2a3340, #161b22);
  border-radius: 36px; padding: 12px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.6), 0 0 0 1px var(--c-border);
}
.phone-screen {
  background: linear-gradient(180deg, #0d1116, #1a2632);
  border-radius: 28px; height: 100%;
  position: relative; overflow: hidden;
}
.phone-top { display: flex; align-items: center; gap: 8px; padding: 18px; font-size: 13px; font-weight: 800; }
.phone-logo { width: 22px; height: 22px; background: #fff url("/icon.png") center/contain no-repeat; border-radius: 4px; }
.phone-name .brand-id { color: var(--c-text); }
.target-frame {
  position: absolute; left: 16%; right: 16%; top: 38%;
  aspect-ratio: 4 / 3;
}
.bracket { position: absolute; width: 18px; height: 18px; border-color: var(--c-primary); border-style: solid; }
.bracket.tl { top: 0; left: 0; border-width: 2px 0 0 2px; }
.bracket.tr { top: 0; right: 0; border-width: 2px 2px 0 0; }
.bracket.bl { bottom: 0; left: 0; border-width: 0 0 2px 2px; }
.bracket.br { bottom: 0; right: 0; border-width: 0 2px 2px 0; }
.phone-pill {
  position: absolute; left: 16%; right: 16%; bottom: 22%;
  background: rgba(13,17,22,0.9);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 11px; font-weight: 700;
  text-align: center;
  color: var(--c-text);
}
.phone-shutter {
  position: absolute; left: 50%; bottom: 24px; transform: translateX(-50%);
  width: 58px; height: 58px; border-radius: 50%;
  background: #f0f5f9;
  border: 3px solid var(--c-primary);
  box-shadow: 0 0 0 4px var(--c-primary-glow);
}

/* ===== features ===== */
.features { max-width: 1180px; margin: 0 auto; padding: 80px 32px; border-top: 1px solid var(--c-border); }
.features h2 { font-size: clamp(28px, 4vw, 36px); margin: 0 0 40px; font-weight: 800; letter-spacing: -0.5px; }
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px;
}
.feature {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  padding: 28px;
}
.feature h3 { margin: 0 0 12px; font-size: 17px; font-weight: 800; color: var(--c-text); }
.feature p { margin: 0; color: var(--c-text-muted); line-height: 1.55; font-size: 14px; }

/* ===== download ===== */
.download { max-width: 800px; margin: 0 auto; padding: 80px 32px; text-align: center; border-top: 1px solid var(--c-border); }
.download h2 { font-size: clamp(28px, 4vw, 36px); margin: 0 0 12px; font-weight: 800; }
.download p { color: var(--c-text-muted); font-size: 16px; margin: 0 0 32px; }
.store-row { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.store-badge {
  display: inline-flex; flex-direction: column;
  background: #0d1116;
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 12px 20px;
  text-align: left;
  min-width: 180px;
  transition: border-color 0.15s, transform 0.15s;
}
.store-badge:hover { border-color: var(--c-primary); color: var(--c-text); transform: translateY(-1px); }
.store-eyebrow { font-size: 10px; color: var(--c-text-muted); letter-spacing: 0.5px; text-transform: uppercase; }
.store-name { font-size: 19px; font-weight: 800; color: var(--c-text); margin-top: 2px; }
.dl-fine { font-size: 13px; color: var(--c-text-muted); margin-top: 24px; }
.dl-fine a { color: var(--c-primary); }

/* ===== footer ===== */
footer { border-top: 1px solid var(--c-border); padding: 32px; }
.footer-inner { max-width: 1180px; margin: 0 auto; display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 16px; }
.footer-links { display: flex; gap: 24px; font-size: 14px; }
.footer-links a { color: var(--c-text-muted); }
.footer-links a:hover { color: var(--c-text); }
.footer-fine { width: 100%; text-align: center; color: var(--c-text-muted); font-size: 12px; margin: 0; }

/* ===== legal & support sub-pages ===== */
.page {
  max-width: 760px; margin: 0 auto; padding: 60px 32px 80px;
  line-height: 1.65;
}
.page h1 { font-size: 36px; font-weight: 900; margin: 0 0 8px; }
.page h2 { font-size: 22px; font-weight: 800; margin: 40px 0 14px; }
.page h3 { font-size: 17px; font-weight: 700; margin: 24px 0 10px; }
.page p, .page li { color: var(--c-text-muted); font-size: 15px; }
.page strong { color: var(--c-text); }
.page table { border-collapse: collapse; width: 100%; margin: 16px 0; }
.page th, .page td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--c-border); }
.page th { font-size: 12px; text-transform: uppercase; color: var(--c-text-muted); }
.page a { color: var(--c-primary); }
.page .updated { color: var(--c-text-muted); font-size: 13px; font-style: italic; margin: -4px 0 24px; }

/* ===== responsive ===== */
@media (max-width: 880px) {
  .hero { grid-template-columns: 1fr; padding: 60px 24px 40px; gap: 40px; }
  .hero-art { order: -1; }
  .phone-mock { width: 220px; }
  .nav { padding: 18px 24px; }
  .nav-links { gap: 18px; font-size: 14px; }
  .footer-inner { flex-direction: column; }
}