/* ========================================================================
   Atlas of Life — Editorial landing styles
   Aesthetic: New Yorker meets museum wall label. Quiet, premium, historical.
   ======================================================================== */

:root {
  --bg: #0E1116;
  --bg-soft: #14181F;
  --bg-card: #1A1F27;
  --gold: #D4A24C;
  --teal: #4FD1C5;
  --cream: #F5EFE0;
  --cream-dim: #C9C3B5;
  --cream-mute: #8A8579;
  --rule: #2A2F38;
  --rule-soft: #1E232C;

  --font-display: "Fraunces", "Times New Roman", Georgia, serif;
  --font-body: "Hanken Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  --maxw: 1180px;
  --maxw-prose: 720px;
  --maxw-wide: 1320px;

  --ease: cubic-bezier(0.2, 0.65, 0.3, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--cream); text-decoration: none; transition: color 0.25s var(--ease); }
a:hover { color: var(--gold); }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

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

/* ---------- Typography ---------- */
.serif { font-family: var(--font-display); }
.eyebrow {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 18px;
}
.eyebrow.teal { color: var(--teal); }
.eyebrow.mute { color: var(--cream-mute); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--cream);
  margin: 0;
}
h1 { font-size: clamp(2.6rem, 6.5vw, 5.2rem); font-weight: 380; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4.2vw, 3.4rem); letter-spacing: -0.015em; }
h3 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
h4 { font-size: 1.1rem; font-family: var(--font-body); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }

p { margin: 0 0 1.2em; color: var(--cream-dim); }
p.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.55; color: var(--cream); }
p.mute { color: var(--cream-mute); font-size: 0.95rem; }

/* ---------- Layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.wrap-prose { max-width: var(--maxw-prose); margin: 0 auto; padding: 0 28px; }
.wrap-wide { max-width: var(--maxw-wide); margin: 0 auto; padding: 0 28px; }

section { padding: 110px 0; position: relative; }
section.tight { padding: 70px 0; }
.rule-top { border-top: 1px solid var(--rule); }
.rule-bot { border-bottom: 1px solid var(--rule); }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 17, 22, 0.82);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--rule-soft);
}
.nav-inner {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 18px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.wordmark {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--cream);
  display: flex;
  align-items: center;
  gap: 10px;
}
.wordmark-icon {
  width: 32px;
  height: 32px;
  border-radius: 7px;
  object-fit: cover;
  flex-shrink: 0;
}
.hero-icon {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  object-fit: cover;
  margin-bottom: 20px;
  display: block;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  font-size: 0.92rem;
  color: var(--cream-dim);
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--cream); }
.nav-cta {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--gold);
  padding: 11px 20px;
  border-radius: 2px;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.nav-cta:hover { background: #E2B560; color: var(--bg); }
.nav-toggle { display: none; }

@media (max-width: 820px) {
  .nav-links { display: none; }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 8px;
  }
  .nav-toggle span {
    width: 22px; height: 1.5px; background: var(--cream);
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
  }
  .nav.open .nav-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--rule);
    padding: 28px;
  }
  .nav.open .nav-cta { display: none; }
}

/* ---------- Buttons ---------- */
.btn-row { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 16px 28px;
  border-radius: 2px;
  transition: all 0.25s var(--ease);
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--gold);
  color: var(--bg);
}
.btn-primary:hover { background: #E2B560; color: var(--bg); transform: translateY(-1px); }
.btn-ghost {
  border-color: var(--rule);
  color: var(--cream);
}
.btn-ghost:hover { border-color: var(--cream); color: var(--cream); }
.btn svg { width: 16px; height: 16px; }

/* ---------- Hero ---------- */
.hero {
  padding: 90px 0 80px;
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 70px;
  align-items: center;
}
.hero-title { margin-bottom: 26px; }
.hero-title .accent-teal { color: var(--teal); font-style: italic; }
.hero-title .accent-gold { color: var(--gold); font-style: italic; }
.hero-tag {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  color: var(--cream);
  margin-bottom: 28px;
  line-height: 1.3;
}
.hero-sub {
  font-size: 1.08rem;
  color: var(--cream-dim);
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.6;
}

/* Hero map */
.hero-map {
  width: 100%;
  max-width: 620px;
  margin: 0 auto;
  border: none;
}
.hero-map img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 800 / 480;
}
.map-caption {
  text-align: center;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream-mute);
  margin-top: 18px;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 50px; }
  .hero-map { max-width: 100%; order: 2; }
}

/* ---------- How it works ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-top: 56px;
}
.step {
  border-top: 1px solid var(--rule);
  padding-top: 28px;
}
.step-num {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--gold);
  font-size: 0.95rem;
  margin-bottom: 18px;
  display: block;
}
.step-icon {
  width: 40px; height: 40px;
  color: var(--teal);
  margin-bottom: 22px;
}
.step h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  line-height: 1.2;
}
.step p { font-size: 0.95rem; color: var(--cream-dim); margin: 0; line-height: 1.55; }

@media (max-width: 900px) {
  .steps { grid-template-columns: repeat(2, 1fr); gap: 36px 28px; }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------- Guess Demo ---------- */
.guess-section { background: var(--bg); }
.guess-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.guess-demo {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.guess-row {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 40px;
}
.guess-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  flex-shrink: 0;
}
.guess-num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--cream-mute);
  line-height: 1;
}
.guess-boxes {
  display: flex;
  gap: 5px;
  flex-wrap: nowrap;
}
.gbox {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 5px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(42, 47, 56, 0.7);
  color: var(--cream);
  border: 1px solid var(--rule);
}
.gbox--blank {
  background: rgba(20, 24, 30, 0.5);
  color: transparent;
  border-color: rgba(42, 47, 56, 0.4);
}
.gbox--wrong {
  background: rgba(90, 40, 40, 0.45);
  border-color: rgba(180, 60, 60, 0.35);
  color: rgba(245, 200, 200, 0.75);
}
.gbox--near {
  background: rgba(120, 90, 20, 0.55);
  border-color: rgba(220, 170, 50, 0.5);
  color: rgba(255, 220, 120, 0.9);
}
.gbox--correct {
  background: rgba(30, 80, 70, 0.55);
  border-color: rgba(79, 209, 197, 0.4);
  color: var(--teal);
}
.guess-row--win .gbox {
  background: rgba(30, 80, 70, 0.55);
  border-color: rgba(79, 209, 197, 0.4);
  color: var(--teal);
}

.guess-input-row {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}
.guess-input {
  flex: 1;
  background: rgba(26, 31, 39, 0.9);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--cream);
  outline: none;
  transition: border-color 0.2s var(--ease);
}
.guess-input:focus { border-color: var(--gold); }
.guess-input::placeholder { color: var(--cream-mute); }
.guess-submit {
  appearance: none;
  background: rgba(212, 162, 76, 0.15);
  border: 1px solid rgba(212, 162, 76, 0.4);
  border-radius: 8px;
  padding: 10px 16px;
  color: var(--gold);
  font-size: 1.1rem;
  cursor: pointer;
  transition: background 0.2s var(--ease);
}
.guess-submit:hover { background: rgba(212, 162, 76, 0.25); }
.guess-hint {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cream-mute);
  margin-top: 6px;
}

@media (max-width: 900px) {
  .guess-layout { grid-template-columns: 1fr; gap: 48px; }
}

/* ---------- Atlas of Time ---------- */
.atlas-section { background: var(--bg-soft); }
.atlas-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}
.atlas-visual {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--rule);
  background: var(--bg);
  overflow: hidden;
}
.atlas-visual svg { width: 100%; height: 100%; }

.atlas-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 40px;
  border-top: 1px solid var(--rule);
  padding-top: 32px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cream-mute);
}

@media (max-width: 900px) {
  .atlas-grid { grid-template-columns: 1fr; gap: 50px; }
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.tier {
  border: 1px solid var(--rule);
  padding: 36px 32px;
  background: var(--bg);
  transition: border-color 0.3s var(--ease);
}
.tier:hover { border-color: var(--cream-mute); }
.tier.featured { border-color: var(--gold); }
.tier-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 8px;
}
.tier-price {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--cream);
  margin-bottom: 4px;
}
.tier-price .per { font-size: 0.95rem; color: var(--cream-mute); font-family: var(--font-body); }
.tier-tag {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 22px;
}
.tier ul {
  list-style: none;
  padding: 0; margin: 22px 0 0;
  border-top: 1px solid var(--rule);
  padding-top: 22px;
}
.tier li {
  font-size: 0.95rem;
  color: var(--cream-dim);
  padding: 8px 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.tier li::before {
  content: "";
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--gold);
  margin-top: 9px;
  flex-shrink: 0;
}

@media (max-width: 820px) {
  .pricing-grid { grid-template-columns: 1fr; }
}

/* ---------- Support / FAQ ---------- */
.faq {
  border-top: 1px solid var(--rule);
  margin-top: 40px;
}
.faq-item { border-bottom: 1px solid var(--rule); }
.faq-q {
  width: 100%;
  text-align: left;
  padding: 26px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--cream);
}
.faq-q .chev {
  flex-shrink: 0;
  width: 16px; height: 16px;
  transition: transform 0.3s var(--ease);
  color: var(--gold);
}
.faq-item.open .chev { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}
.faq-item.open .faq-a { max-height: 400px; }
.faq-a-inner {
  padding: 0 0 26px;
  color: var(--cream-dim);
  max-width: 640px;
}

.support-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: baseline;
  margin-top: 50px;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
}
.support-contact a.email {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--gold);
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--rule);
  padding: 70px 0 50px;
  background: var(--bg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}
.footer-brand .wordmark { margin-bottom: 16px; }
.footer-brand p { font-size: 0.92rem; color: var(--cream-mute); max-width: 280px; }
.footer-col h4 {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream-mute);
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { font-size: 0.95rem; color: var(--cream-dim); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
  font-size: 0.85rem;
  color: var(--cream-mute);
}

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

/* ---------- Legal pages ---------- */
.legal-header {
  padding: 90px 0 50px;
  border-bottom: 1px solid var(--rule);
}
.legal-header h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); margin-bottom: 14px; }
.legal-header .meta { color: var(--cream-mute); font-size: 0.92rem; }
.legal-body { padding: 60px 0 100px; }
.legal-body h2 {
  font-size: 1.6rem;
  margin: 48px 0 18px;
  letter-spacing: -0.01em;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 32px 0 14px;
}
.legal-body p { margin: 0 0 16px; line-height: 1.7; }
.legal-body ul { padding-left: 22px; margin: 0 0 18px; }
.legal-body li { margin-bottom: 8px; color: var(--cream-dim); line-height: 1.6; }
.legal-body li strong { color: var(--cream); }
.legal-body a { color: var(--teal); border-bottom: 1px solid transparent; }
.legal-body a:hover { border-bottom-color: var(--teal); }
.legal-body em { color: var(--cream); font-style: italic; }

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0 32px;
  font-size: 0.92rem;
}
.legal-table th, .legal-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.legal-table th {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-mute);
  border-bottom: 1px solid var(--cream-mute);
}
.legal-table td { color: var(--cream-dim); }
.legal-table a { color: var(--teal); }

.contact-block {
  margin-top: 40px;
  padding: 28px;
  border: 1px solid var(--rule);
  background: var(--bg-soft);
}
.contact-block p { margin: 0; }
.contact-block strong { color: var(--cream); }
.contact-block a { color: var(--gold); }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}