/* babylon landing — page styles (Graphite) */
@import url("https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@1,6..72,400;1,6..72,500&display=swap");

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-text);
  background: var(--background);
  color: var(--text-primary);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--graphite-800); color: #fff; }

a { color: var(--text-primary); text-decoration: none; }
a:hover { color: var(--graphite-600); }
p a { text-decoration: underline; text-underline-offset: 3px; }

img, svg { display: block; }

.serif { font-family: "Newsreader", Georgia, serif; font-style: italic; font-weight: 400; letter-spacing: 0; }
html[data-serif="off"] .serif { font-family: var(--font-display); font-style: normal; font-weight: 700; letter-spacing: -0.03em; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* accent handling */
html[data-accent="off"] .accent-dot { background: var(--graphite-400); }
html[data-accent="off"] .accent-text { color: var(--text-secondary); }
.accent-dot { width: 6px; height: 6px; border-radius: 999px; background: #CF6A43; flex: none; }
.accent-text { color: #CF6A43; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600; font-size: 16px;
  border-radius: var(--radius-pill); cursor: pointer; border: 1px solid transparent;
  padding: 14px 28px; min-height: 48px;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.btn:focus-visible { outline: none; box-shadow: var(--shadow-focus); }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); color: var(--on-accent); transform: translateY(-1px); box-shadow: var(--shadow-card); }
.btn-primary:active { background: var(--accent-pressed); transform: translateY(0); }
.btn-secondary { background: var(--surface); color: var(--text-primary); border-color: var(--border-strong); }
.btn-secondary:hover { border-color: var(--graphite-400); color: var(--text-primary); transform: translateY(-1px); }
.btn-sm { padding: 10px 20px; min-height: 40px; font-size: 15px; }
.btn-lg { padding: 16px 34px; min-height: 54px; font-size: 17px; }
.btn-inverse { background: #fff; color: var(--graphite-900); }
.btn-inverse:hover { background: var(--graphite-100); color: var(--graphite-900); transform: translateY(-1px); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: var(--nav-glass-bg);
  -webkit-backdrop-filter: var(--nav-blur); backdrop-filter: var(--nav-blur);
  border-bottom: 1px solid var(--nav-glass-border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 17px; letter-spacing: 0.14em; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a.nav-link { font-size: 15px; font-weight: 500; color: var(--text-secondary); padding: 8px 14px; border-radius: var(--radius-pill); }
.nav-links a.nav-link:hover { color: var(--text-primary); background: var(--surface-high); }
@media (max-width: 720px) {
  .nav-links a.nav-link { display: none; }
}

/* ---------- section scaffolding ---------- */
section { position: relative; }
.section-pad { padding: 110px 0; }
@media (max-width: 720px) { .section-pad { padding: 72px 0; } }

.eyebrow {
  font-family: var(--font-display); font-weight: 600; font-size: 12.5px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted);
  display: inline-flex; align-items: center; gap: 10px;
}
h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; }
.h-display { font-weight: 700; font-size: clamp(40px, 5.4vw, 64px); line-height: 1.06; letter-spacing: -0.03em; }
.h-section { font-weight: 700; font-size: clamp(30px, 3.6vw, 44px); line-height: 1.12; letter-spacing: -0.025em; }
.lede { font-size: clamp(17px, 1.4vw, 19px); color: var(--text-secondary); line-height: 1.6; max-width: 34em; text-wrap: pretty; }

/* reveal on scroll */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
  .reveal.in { opacity: 1; transform: none; }
  .reveal-d1 { transition-delay: 0.08s; } .reveal-d2 { transition-delay: 0.16s; } .reveal-d3 { transition-delay: 0.24s; }
}

/* ---------- hero ---------- */
.hero { overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; padding: 84px 0 0; }
.hero-copy { display: flex; flex-direction: column; gap: 26px; padding-bottom: 84px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero-note { font-size: 14px; color: var(--text-muted); }
.hero-stage { position: relative; display: flex; justify-content: center; align-items: flex-end; min-height: 620px; }

html[data-hero="centered"] .hero-grid { grid-template-columns: 1fr; text-align: center; gap: 8px; }
html[data-hero="centered"] .hero-copy { align-items: center; padding-bottom: 48px; }
html[data-hero="centered"] .hero-stage { min-height: 560px; }
html[data-hero="centered"] .hero-note { margin-top: -8px; }

/* phone float */
@media (prefers-reduced-motion: no-preference) {
  .float { animation: float 7s ease-in-out infinite; }
  @keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
}

/* annotations around hero phone */
.anno {
  position: absolute; z-index: 3;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-pill); padding: 9px 16px;
  font-family: var(--font-display); font-size: 13.5px; font-weight: 600;
  color: var(--text-secondary); box-shadow: var(--shadow-card);
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap;
}
@media (max-width: 960px) { .anno { display: none; } }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; padding-top: 56px; gap: 12px; }
  .hero-copy { padding-bottom: 40px; }
  .hero-stage { min-height: 480px; }
}

/* ---------- value strip ---------- */
.strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--surface); }
.strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 30px 0; flex-wrap: wrap; }
.strip-statement { font-family: var(--font-display); font-weight: 600; font-size: 19px; letter-spacing: -0.01em; }
.strip-labels { display: flex; gap: 26px; flex-wrap: wrap; }
.strip-label { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 500; color: var(--text-secondary); }
@media (max-width: 720px) { .strip-labels { display: none; } .strip-statement { font-size: 17px; } }

/* ---------- problem / solution ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 56px; }
.compare-card { border-radius: var(--radius-card); padding: 34px; }
.compare-card.without { background: transparent; border: 1px dashed var(--border-strong); }
.compare-card.with { background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-card); }
.compare-card h3 { font-size: 15px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 22px; }
.compare-card.without h3 { color: var(--text-muted); }
.compare-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.compare-list li { display: flex; gap: 12px; align-items: baseline; font-size: 16px; }
.compare-card.without li { color: var(--text-secondary); }
.tick { flex: none; width: 18px; height: 18px; transform: translateY(2px); }
@media (max-width: 720px) { .compare { grid-template-columns: 1fr; } }

/* ---------- plan section ---------- */
.plan-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: center; }
@media (max-width: 900px) { .plan-grid { grid-template-columns: 1fr; gap: 40px; } }

.profile-chips { display: flex; flex-direction: column; gap: 10px; margin: 30px 0 34px; }
.profile-chip {
  display: inline-flex; align-items: baseline; gap: 10px; align-self: flex-start;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-pill);
  padding: 9px 18px; font-size: 14.5px;
}
.profile-chip .k { font-weight: 600; color: var(--text-muted); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.profile-chip .v { font-weight: 600; }
@media (prefers-reduced-motion: no-preference) {
  .profile-chip { opacity: 0; transform: translateX(-14px); transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out); }
  .in .profile-chip { opacity: 1; transform: none; }
  .in .profile-chip:nth-child(1) { transition-delay: 0.05s; }
  .in .profile-chip:nth-child(2) { transition-delay: 0.15s; }
  .in .profile-chip:nth-child(3) { transition-delay: 0.25s; }
  .in .profile-chip:nth-child(4) { transition-delay: 0.35s; }
  .in .profile-chip:nth-child(5) { transition-delay: 0.45s; }
}

/* generated week card */
.week-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 28px; box-shadow: var(--shadow-card); }
.week-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.week-card-head .t { font-family: var(--font-display); font-weight: 600; font-size: 16px; }
.week-card-head .badge { font-size: 11.5px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); background: var(--surface-high); border-radius: var(--radius-pill); padding: 5px 12px; }
.week-rows { display: flex; flex-direction: column; }
.week-row { display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 16px; padding: 14px 4px; border-top: 1px solid var(--border); }
.week-row:first-child { border-top: none; }
.week-row .day { font-family: var(--font-display); font-weight: 700; font-size: 12px; letter-spacing: 0.08em; color: var(--text-muted); }
.week-row .name { font-weight: 600; font-size: 15.5px; }
.week-row .sub { font-size: 13px; color: var(--text-muted); margin-top: 1px; }
.week-row .dur { font-size: 13px; color: var(--text-secondary); font-variant-numeric: tabular-nums; }
.week-row.rest .name { color: var(--text-muted); font-weight: 500; }
@media (prefers-reduced-motion: no-preference) {
  .week-row { opacity: 0; transform: translateY(10px); transition: opacity 0.55s var(--ease-out), transform 0.55s var(--ease-out); }
  .in .week-row { opacity: 1; transform: none; }
  .in .week-row:nth-child(1) { transition-delay: 0.5s; } .in .week-row:nth-child(2) { transition-delay: 0.58s; }
  .in .week-row:nth-child(3) { transition-delay: 0.66s; } .in .week-row:nth-child(4) { transition-delay: 0.74s; }
  .in .week-row:nth-child(5) { transition-delay: 0.82s; } .in .week-row:nth-child(6) { transition-delay: 0.9s; }
  .in .week-row:nth-child(7) { transition-delay: 0.98s; }
}

/* ---------- feature stories ---------- */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; padding: 90px 0; border-top: 1px solid var(--border); }
.feature:first-of-type { border-top: none; }
.feature.flip .feature-media { order: 2; }
.feature-copy { display: flex; flex-direction: column; gap: 20px; max-width: 480px; }
.feature-copy h3 { font-weight: 700; font-size: clamp(26px, 2.8vw, 34px); line-height: 1.14; letter-spacing: -0.02em; }
.feature-copy p { color: var(--text-secondary); text-wrap: pretty; }
.feature-points { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-top: 4px; }
.feature-points li { display: flex; align-items: baseline; gap: 12px; font-size: 15.5px; font-weight: 500; }
.feature-media { display: flex; justify-content: center; }
@media (max-width: 900px) {
  .feature { grid-template-columns: 1fr; gap: 44px; padding: 64px 0; }
  .feature.flip .feature-media { order: 0; }
  .feature-copy { max-width: none; }
}

/* ---------- how it works ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 60px 0 48px; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-card); padding: 34px 30px; transition: transform var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out); }
.step:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); }
.step .num { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 0.1em; color: var(--text-faint); }
.step h3 { font-size: 20px; font-weight: 600; letter-spacing: -0.01em; margin: 44px 0 10px; }
.step p { font-size: 15.5px; color: var(--text-secondary); }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } .step h3 { margin-top: 24px; } }

/* ---------- showcase gallery ---------- */
.gallery-wrap { margin-top: 56px; overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none; -webkit-overflow-scrolling: touch; scroll-snap-type: x mandatory; padding: 24px 0 36px; }
.gallery-wrap::-webkit-scrollbar { display: none; }
.gallery { display: flex; gap: 36px; width: max-content; padding: 0 max(24px, calc((100vw - 1140px) / 2 + 24px)); }
.gallery-item { scroll-snap-align: center; display: flex; flex-direction: column; align-items: center; gap: 18px; }
.gallery-item .cap { font-family: var(--font-display); font-size: 14px; font-weight: 600; color: var(--text-secondary); }

/* ---------- conversion ---------- */
.convert { background: var(--graphite-900); color: #fff; border-radius: var(--radius-xl); padding: clamp(56px, 7vw, 96px) clamp(28px, 6vw, 96px); text-align: center; overflow: hidden; position: relative; }
.convert h2 { color: #fff; }
.convert .lede { color: var(--graphite-300); margin: 22px auto 36px; }
.convert-ctas { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.convert .note { font-size: 14px; color: var(--graphite-400); }
.appstore-badge { display: inline-flex; align-items: center; gap: 11px; border: 1px solid var(--graphite-700); border-radius: 12px; padding: 9px 18px 9px 14px; color: #fff; transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out); }
.appstore-badge:hover { border-color: var(--graphite-500); background: rgba(255,255,255,0.05); color: #fff; }
.appstore-badge .lines { text-align: left; }
.appstore-badge .l1 { font-size: 10.5px; letter-spacing: 0.02em; color: var(--graphite-300); }
.appstore-badge .l2 { font-family: var(--font-display); font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin: 48px auto 0; display: flex; flex-direction: column; gap: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-card); overflow: hidden; }
.faq-item { border-top: 1px solid var(--border); }
.faq-item:first-child { border-top: none; }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  background: none; border: none; cursor: pointer; text-align: left;
  font-family: var(--font-display); font-size: 16.5px; font-weight: 600; color: var(--text-primary);
  padding: 22px 26px; min-height: 44px;
}
.faq-q:hover { background: var(--graphite-50); }
.faq-q:focus-visible { outline: none; box-shadow: inset var(--shadow-focus); }
.faq-q .chev { flex: none; transition: transform var(--dur-med) var(--ease-out); color: var(--text-muted); }
.faq-item[data-open] .faq-q .chev { transform: rotate(180deg); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--dur-med) var(--ease-out); }
.faq-item[data-open] .faq-a { grid-template-rows: 1fr; }
.faq-a > div { overflow: hidden; }
.faq-a p { padding: 0 26px 24px; color: var(--text-secondary); font-size: 15.5px; max-width: 62ch; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--border); background: var(--surface); margin-top: 110px; }
.footer-inner { display: flex; justify-content: space-between; gap: 40px; padding: 64px 0 28px; flex-wrap: wrap; }
.footer-brand { display: flex; flex-direction: column; gap: 14px; }
.footer-brand .tag { font-size: 14px; color: var(--text-muted); }
.footer-cols { display: flex; gap: 72px; flex-wrap: wrap; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col .h { font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 4px; }
.footer-col a { font-size: 14.5px; color: var(--text-secondary); }
.footer-col a:hover { color: var(--text-primary); }
.footer-base { border-top: 1px solid var(--border); padding: 22px 0 28px; font-size: 13px; color: var(--text-muted); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* ---------- sticky mobile CTA ---------- */
.sticky-cta {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 70;
  display: none; align-items: center; justify-content: space-between; gap: 14px;
  background: var(--nav-glass-bg); -webkit-backdrop-filter: var(--nav-blur); backdrop-filter: var(--nav-blur);
  border: 1px solid var(--nav-glass-border); border-radius: var(--radius-pill);
  padding: 10px 10px 10px 18px; box-shadow: var(--shadow-lg);
  transform: translateY(120%); transition: transform 0.4s var(--ease-morph);
}
.sticky-cta.show { transform: none; }
.sticky-cta .t { font-family: var(--font-display); font-weight: 600; font-size: 14.5px; display: flex; align-items: center; gap: 10px; }
@media (max-width: 720px) { .sticky-cta { display: flex; } }