/* Cold Bore landing page. Colors and fonts follow the app's theme
   (apps/mobile/src/theme.ts) and the Play Store feature graphic. */

:root {
  --green-950: #14170F;
  --green-900: #1A2A1D;
  --green-800: #1F3323;
  --green-700: #2E4A33;
  --green-600: #3B5C41;
  --sage: #8FBE7A;
  --gold: #D9B23A;
  --gold-soft: #C9A227;
  --bone: #F0EDE2;
  --paper: #EFEBE2;
  --card: #FBF9F5;
  --hair: #D8D1C2;
  --ink: #1B1F19;
  --ink-muted: #4A5145;
  --clay: #A0836E;
  --clay-text: #755B4C;

  --font-display: "Archivo", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --wrap: 1120px;
  --gutter: 24px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
}

h2 { font-size: clamp(30px, 4.2vw, 46px); font-weight: 700; }
h3 { font-size: 21px; font-weight: 700; letter-spacing: -0.01em; }

a { color: inherit; }

.cb-wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.cb-eyebrow,
.cb-kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay-text);
  margin: 0 0 14px;
}

.cb-gold { color: var(--gold); }

/* ---------- Phone frame ---------- */

.cb-phone {
  position: relative;
  border-radius: 34px;
  padding: 9px;
  background: #0E110C;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06) inset,
    0 30px 60px -20px rgba(10, 14, 8, 0.55),
    0 12px 24px -12px rgba(10, 14, 8, 0.4);
}

.cb-phone img {
  border-radius: 26px;
  width: 100%;
}

/* ---------- Hero ---------- */

.cb-hero {
  position: relative;
  overflow: hidden;
  color: var(--bone);
  background-color: var(--green-800);
  background-image:
    radial-gradient(ellipse 70% 60% at 75% 40%, rgba(143, 190, 122, 0.12), transparent 70%),
    linear-gradient(rgba(240, 237, 226, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 237, 226, 0.045) 1px, transparent 1px);
  background-size: auto, 32px 32px, 32px 32px;
}

.cb-nav {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 20px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cb-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.cb-brand img { border-radius: 9px; }

.cb-nav-links {
  display: flex;
  gap: 28px;
}

.cb-nav-links a {
  color: rgba(240, 237, 226, 0.75);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color 0.15s;
}

.cb-nav-links a:hover { color: var(--bone); }

.cb-hero-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 48px var(--gutter) 0;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
}

.cb-hero-copy { padding-bottom: 96px; }

.cb-hero .cb-kicker { color: var(--sage); }

.cb-hero h1 {
  font-size: clamp(42px, 6.4vw, 76px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.02;
}

.cb-lede {
  margin: 24px 0 32px;
  max-width: 34em;
  font-size: 19px;
  color: rgba(240, 237, 226, 0.82);
}

.cb-tagline {
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(240, 237, 226, 0.7);
}

.cb-tagline b { font-weight: inherit; white-space: nowrap; }
.cb-tagline span { color: var(--gold); margin: 0 6px; }

.cb-hero-phones {
  position: relative;
  height: 600px;
  align-self: end;
}

.cb-hero-phones .cb-phone {
  position: absolute;
  width: 270px;
}

.cb-phone--back {
  left: 4%;
  top: 70px;
  transform: rotate(-6deg);
  opacity: 0.92;
}

.cb-phone--front {
  right: 4%;
  top: 10px;
  transform: rotate(4deg);
}

/* ---------- Play button ---------- */

.cb-play {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 22px 12px 18px;
  border-radius: 12px;
  background: var(--gold);
  color: var(--green-950);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.1;
  transition: transform 0.15s, background 0.15s;
}

.cb-play svg { width: 24px; height: 24px; fill: currentColor; flex: none; }

.cb-play small {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.8;
}

.cb-play[href]:hover { transform: translateY(-1px); background: #E4BF4A; }

.cb-play[aria-disabled="true"] {
  cursor: default;
  background: transparent;
  color: var(--gold);
  box-shadow: inset 0 0 0 1.5px rgba(217, 178, 58, 0.6);
}

/* ---------- Sections ---------- */

.cb-section { padding: 112px 0; }

.cb-section-lede {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: 19px;
  color: var(--ink-muted);
}

.cb-section--dark {
  background: var(--green-900);
  color: var(--bone);
}

.cb-section--dark .cb-eyebrow { color: var(--gold); }

.cb-section--tint { background: #E6E1D4; }

/* Steps */

.cb-steps {
  list-style: none;
  margin: 64px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.cb-step .cb-phone {
  max-width: 260px;
  margin: 0 auto 32px;
}

.cb-step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--green-700);
  margin-bottom: 8px;
}

.cb-step p { margin: 10px 0 0; color: var(--ink-muted); }

/* Stats split */

.cb-split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}

.cb-split-copy > p {
  margin: 18px 0 0;
  font-size: 19px;
  color: rgba(240, 237, 226, 0.8);
  max-width: 32em;
}

.cb-metrics {
  margin: 40px 0 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 32px;
}

.cb-metrics div {
  border-top: 1px solid rgba(240, 237, 226, 0.16);
  padding-top: 16px;
}

.cb-metrics dt {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 15px;
  color: var(--gold);
}

.cb-metrics dd {
  margin: 6px 0 0;
  font-size: 15px;
  color: rgba(240, 237, 226, 0.72);
}

.cb-split-media .cb-phone {
  max-width: 300px;
  margin: 0 auto;
}

/* Feature cards */

.cb-features {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cb-feature {
  background: var(--card);
  border: 1px solid var(--hair);
  border-radius: 18px;
  padding: 28px 28px 32px;
  overflow: hidden;
}

.cb-feature-shot {
  height: 260px;
  margin: -28px -28px 28px;
  padding: 28px 40px 0;
  overflow: hidden;
  background: linear-gradient(180deg, #E6E1D4, #EDE7DA);
  border-bottom: 1px solid var(--hair);
}

.cb-feature-shot img {
  border-radius: 18px 18px 0 0;
  box-shadow: 0 10px 30px -10px rgba(27, 31, 25, 0.3);
}

.cb-feature p { margin: 10px 0 0; color: var(--ink-muted); }

/* Privacy */

.cb-privacy {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: center;
}

.cb-privacy p {
  margin: 18px 0 0;
  max-width: 34em;
  color: var(--ink-muted);
}

.cb-link {
  color: var(--green-700);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1.5px solid currentColor;
}

.cb-link:hover { color: var(--green-600); }

.cb-checks {
  list-style: none;
  margin: 0;
  padding: 28px 32px;
  background: var(--card);
  border: 1px solid var(--hair);
  border-radius: 18px;
}

.cb-checks li {
  position: relative;
  padding: 12px 0 12px 36px;
  font-weight: 500;
}

.cb-checks li + li { border-top: 1px solid var(--hair); }

.cb-checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 22px;
  height: 22px;
  margin-top: -11px;
  border-radius: 50%;
  background: var(--green-700)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F4F1E9' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E")
    center / 14px no-repeat;
}

/* Closing CTA */

.cb-cta {
  padding: 112px 0;
  text-align: center;
  color: var(--bone);
  background-color: var(--green-800);
  background-image:
    linear-gradient(rgba(240, 237, 226, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 237, 226, 0.045) 1px, transparent 1px);
  background-size: 32px 32px;
}

.cb-cta-icon {
  margin: 0 auto 28px;
  border-radius: 16px;
  box-shadow: 0 16px 32px -12px rgba(0, 0, 0, 0.5);
}

.cb-cta p {
  margin: 14px 0 32px;
  font-size: 19px;
  color: rgba(240, 237, 226, 0.78);
}

/* Footer */

.cb-footer {
  background: var(--green-950);
  color: rgba(240, 237, 226, 0.7);
  padding: 32px 0;
  font-size: 15px;
}

.cb-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px 32px;
}

.cb-footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--bone);
  font-family: var(--font-display);
  font-weight: 700;
}

.cb-footer-brand img { border-radius: 6px; }

.cb-footer-brand span {
  font-family: var(--font-body);
  font-weight: 400;
  color: rgba(240, 237, 226, 0.6);
}

.cb-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

.cb-footer a { text-decoration: none; }
.cb-footer a:hover { color: var(--bone); }

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .cb-hero-inner { grid-template-columns: 1fr; padding-top: 32px; }
  .cb-hero-copy { padding-bottom: 0; }
  .cb-hero-phones { height: 440px; max-width: 460px; width: 100%; margin: 0 auto; }
  .cb-hero-phones .cb-phone { width: 210px; }
  .cb-steps { grid-template-columns: 1fr; gap: 64px; max-width: 420px; margin-left: auto; margin-right: auto; }
  .cb-split, .cb-privacy { grid-template-columns: 1fr; gap: 48px; }
  .cb-features { grid-template-columns: 1fr; max-width: 480px; }
}

@media (max-width: 640px) {
  :root { --gutter: 16px; }
  body { font-size: 16px; }
  .cb-nav-links { display: none; }
  .cb-lede, .cb-section-lede, .cb-split-copy > p { font-size: 17px; }
  .cb-section, .cb-cta { padding: 80px 0; }
  .cb-hero-phones { height: 380px; }
  .cb-hero-phones .cb-phone { width: 170px; border-radius: 26px; padding: 7px; }
  .cb-hero-phones .cb-phone img { border-radius: 20px; }
  .cb-metrics { grid-template-columns: 1fr; }
  .cb-step .cb-phone, .cb-split-media .cb-phone { max-width: 220px; }
  .cb-footer-inner { flex-direction: column; align-items: flex-start; }
}