/* Landing page at /. Same brand as the builder (/krijo, app.css): cream paper, ink, gold. */
:root {
  color-scheme: light dark;
  --bg: #f4efe6;
  --bg-deep: #ece4d6;
  --surface: #fffdf8;
  --ink: #2f2319;
  --muted: #6c5e52;
  --line: #e2d8c8;
  --line-strong: #cdbfa9;
  --gold: #a8874a;
  --gold-deep: #6a4d1f;
  --on-ink: #fbf6ec;
  --phone: #2a211a;
  --shadow: 0 30px 60px -28px #4a361f59, 0 8px 18px -10px #4a361f33;
  --display: 'Cormorant Garamond', Georgia, serif;
  --sans: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --gutter: clamp(16px, 4.5vw, 56px);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1612;
    --bg-deep: #241c17;
    --surface: #2a211b;
    --ink: #f1e8da;
    --muted: #b6a796;
    --line: #3a2f27;
    --line-strong: #54463a;
    --gold: #c9a86a;
    --gold-deep: #dcbf86;
    --on-ink: #1c1612;
    --phone: #0f0b09;
    --shadow: 0 30px 60px -28px #000c, 0 8px 18px -10px #0008;
  }
}

* { box-sizing: border-box; }
html { background: var(--bg); scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; min-width: 300px; background: var(--bg); color: var(--ink); font: 400 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { margin: 0; font-family: var(--display); font-weight: 600; line-height: 1.08; letter-spacing: -.01em; }
p, ul, ol, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px;
  border: 1px solid var(--line-strong); border-radius: 999px; background: transparent; color: var(--ink);
  font: 600 15px/1 var(--sans); text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background-color .25s var(--ease), border-color .25s var(--ease), transform .15s var(--ease);
}
.btn:hover { border-color: var(--gold); }
.btn:active { transform: translateY(1px) scale(.98); }
.btn:focus-visible, .nav-links a:focus-visible, .link:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.btn-primary { background: var(--ink); border-color: var(--ink); color: var(--on-ink); }
.btn-primary:hover { background: color-mix(in srgb, var(--ink) 86%, var(--gold)); border-color: transparent; }
.btn-sm { min-height: 40px; padding: 0 18px; font-size: 14px; }
.link { color: var(--gold-deep); font-weight: 600; text-decoration: underline; text-decoration-color: var(--line-strong); text-underline-offset: 5px; }
.link:hover { text-decoration-color: var(--gold); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  height: 68px; padding: 0 var(--gutter);
  background: color-mix(in srgb, var(--bg) 88%, transparent); border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-size: 22px; font-weight: 600; text-decoration: none; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--gold); color: var(--gold-deep); font-size: 20px; line-height: 1; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--muted); font-size: 15px; font-weight: 500; text-decoration: none; }
.nav-links a:hover { color: var(--ink); }

/* ---------- phone frame around a live invitation ----------
   The invitation renders at a real phone width (390px) and is scaled down to the frame. */
.phone {
  --k: .636; /* scale of the 390px-wide invitation */
  position: relative; width: calc(390px * var(--k) + 20px); padding: 10px; border-radius: 40px;
  background: var(--phone); box-shadow: var(--shadow);
}
.phone::after { content: ''; position: absolute; top: 18px; left: 50%; width: 64px; height: 18px; translate: -50% 0; border-radius: 99px; background: var(--phone); pointer-events: none; }
.phone iframe {
  display: block; width: 390px; height: 844px; border: 0; border-radius: calc(30px / var(--k)); background: var(--surface);
  transform: scale(var(--k)); transform-origin: 0 0;
  margin-right: calc(390px * var(--k) - 390px); margin-bottom: calc(844px * var(--k) - 844px);
}
.phone-lg { --k: .77; }

/* ---------- hero ---------- */
.hero {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: center; gap: 48px;
  min-height: calc(100dvh - 68px); max-width: 1240px; margin: 0 auto; padding: 48px var(--gutter) 64px;
}
.hero h1 { font-size: clamp(48px, 6.4vw, 92px); line-height: 1.02; }
.hero h1 em { display: inline-block; padding-bottom: .06em; font-style: italic; font-weight: 500; color: var(--gold-deep); }
.lede { max-width: 30ch; margin-top: 24px; color: var(--muted); font-size: clamp(17px, 1.6vw, 20px); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero-visual { display: grid; justify-items: center; gap: 16px; }
.hint { color: var(--muted); font-size: 13px; }

/* ---------- events ---------- */
.events { padding: 40px var(--gutter); border-block: 1px solid var(--line); background: var(--bg-deep); }
.events-title { max-width: 1240px; margin: 0 auto 14px; color: var(--muted); font-size: 14px; }
.event-list { display: flex; flex-wrap: wrap; gap: 6px 34px; max-width: 1240px; margin: 0 auto; font-family: var(--display); font-size: clamp(24px, 3vw, 38px); font-weight: 500; line-height: 1.25; }
.event-list li:nth-child(even) { font-style: italic; color: var(--gold-deep); }

/* ---------- examples ---------- */
.examples {
  display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: start; gap: 40px;
  max-width: 1240px; margin: 0 auto; padding: 120px var(--gutter);
}
.examples-copy { align-self: center; max-width: 440px; }
.examples h2, .how h2, .partner h2 { font-size: clamp(36px, 4.4vw, 58px); }
.examples-copy p { margin: 20px 0 24px; color: var(--muted); }
.example { display: grid; justify-items: center; gap: 14px; }
.example-low { margin-top: 88px; }
.example figcaption { color: var(--muted); font-size: 14px; }

/* ---------- how it works ---------- */
.how { max-width: 1240px; margin: 0 auto; padding: 0 var(--gutter) 120px; }
.how-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 40px; margin-top: 48px; counter-reset: how; }
.how-grid li { padding-top: 22px; border-top: 1px solid var(--line-strong); counter-increment: how; }
.how-grid li::before { content: counter(how); display: block; margin-bottom: 14px; font-family: var(--display); font-size: 40px; font-style: italic; line-height: 1; color: var(--gold); }
.how-grid h3 { font-size: 24px; }
.how-grid p { margin-top: 10px; color: var(--muted); font-size: 15px; }

/* ---------- partnership ---------- */
.partner { padding: 0 var(--gutter) 120px; }
.partner-inner {
  max-width: 1240px; margin: 0 auto; padding: clamp(36px, 6vw, 80px);
  border: 1px solid var(--line); border-radius: 28px;
  background: radial-gradient(120% 90% at 100% 0%, color-mix(in srgb, var(--gold) 16%, transparent), transparent 60%), var(--surface);
}
.eyebrow { margin-bottom: 18px; color: var(--gold-deep); font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.partner-lede { max-width: 56ch; margin-top: 20px; color: var(--muted); font-size: 18px; }
.partner-points { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 32px; margin: 48px 0; }
.partner-points h3 { font-size: 23px; }
.partner-points p { margin-top: 8px; color: var(--muted); font-size: 15px; }

/* ---------- footer ---------- */
.footer {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;
  max-width: 1240px; margin: 0 auto; padding: 32px var(--gutter) 48px; border-top: 1px solid var(--line);
}
.footer nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.footer nav a { color: var(--muted); font-size: 14px; text-decoration: none; }
.footer nav a:hover { color: var(--ink); }

/* ---------- motion: hero enters, sections reveal once on scroll (landing.js) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .hero-copy > *, .hero-visual { animation: rise .9s var(--ease) both; }
  .hero-copy > :nth-child(2) { animation-delay: .08s; }
  .hero-copy > :nth-child(3) { animation-delay: .16s; }
  .hero-visual { animation-delay: .22s; }
  .js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
  .js .reveal.is-in { opacity: 1; transform: none; }
  .how-grid li:nth-child(2) { transition-delay: .06s; }
  .how-grid li:nth-child(3) { transition-delay: .12s; }
  .how-grid li:nth-child(4) { transition-delay: .18s; }
}
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }

/* ---------- smaller screens ---------- */
@media (max-width: 1080px) {
  .examples { grid-template-columns: auto auto; justify-content: center; }
  .examples-copy { grid-column: 1 / -1; max-width: 560px; }
  .how-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; min-height: 0; gap: 40px; padding-top: 40px; text-align: center; }
  .hero .lede { margin-inline: auto; }
  .actions { justify-content: center; }
  .partner-points { grid-template-columns: 1fr; gap: 24px; margin: 36px 0; }
}
@media (max-width: 600px) {
  .phone { --k: .513; }
  .phone-lg { --k: .667; }
  .examples { gap: 28px 16px; padding-block: 80px; }
  .example-low { margin-top: 48px; }
  .how { padding-bottom: 80px; }
  .how-grid { grid-template-columns: 1fr; gap: 28px; }
  .partner { padding-bottom: 80px; }
  .brand { font-size: 19px; }
}
@media (max-width: 460px) {
  .phone { --k: .385; border-radius: 28px; padding: 7px; }
  .phone::after { display: none; }
  .phone iframe { border-radius: calc(21px / var(--k)); }
}