/* Shoebill — shoebill.nathanlangley.dev */

:root {
  --bg: #000000;
  --text: #ffffff;
  --muted: #8b8b8b;
  --accent: #E8A83A;
  --accent-dim: #c78d29;
  --line: #1f1f1f;
  --panel: #0b0b0b;
  --max: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI",
          Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- top nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav .wrap {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
}
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 7px; }

.nav nav {
  display: flex;
  gap: 24px;
  margin-left: 8px;
  font-size: 15px;
}
.nav nav a { color: var(--muted); }
.nav nav a:hover, .nav nav a.here { color: var(--text); text-decoration: none; }

.nav .spacer { flex: 1; }

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  background: var(--accent);
  color: #000;
  font-weight: 600;
  font-size: 15px;
  padding: 11px 20px;
  border-radius: 999px;
  white-space: nowrap;
}
.btn:hover { background: var(--accent-dim); text-decoration: none; }

.btn-lg { font-size: 17px; padding: 15px 30px; }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: #0e0e0e; border-color: #2e2e2e; }

/* ---------- hero ---------- */

.hero {
  border-bottom: 1px solid var(--line);
  padding: 104px 0 96px;
}

.hero .eyebrow {
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 22px;
}

.hero h1 {
  margin: 0 0 22px;
  font-size: clamp(40px, 6.2vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 700;
  max-width: 14ch;
}

.hero p.sub {
  margin: 0 0 36px;
  color: var(--muted);
  font-size: clamp(18px, 2.1vw, 22px);
  max-width: 46ch;
}

.hero .note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}

/* ---------- phone frame ---------- */

.phone {
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  background: #000;
  border: 1px solid #222;
  border-radius: 40px;
  padding: 10px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.9);
}
.phone img {
  width: 100%;
  border-radius: 31px;
  display: block;
}

.phone-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  max-width: 660px;
}
.phone-row .phone { max-width: none; }

/* ---------- generic section ---------- */

section { border-bottom: 1px solid var(--line); }

.sec { padding: 92px 0; }

.sec h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.sec .lede {
  margin: 0 0 48px;
  color: var(--muted);
  font-size: 19px;
  max-width: 62ch;
}

.kicker {
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

/* ---------- feature cards ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(215px, 1fr));
  gap: 20px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 24px;
}
.card h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -0.01em;
}
.card p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.55; }

/* ---------- alternating rows ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.split.flip .copy { order: 2; }

.split h2 { margin-top: 0; }
.split p { color: var(--muted); font-size: 18px; }
.split ul { margin: 24px 0 0; padding: 0; list-style: none; }
.split ul li {
  color: var(--muted);
  font-size: 16px;
  padding: 10px 0 10px 22px;
  border-top: 1px solid var(--line);
  position: relative;
}
.split ul li:before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--accent);
}

/* ---------- steps ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.step { padding: 34px 30px; border-right: 1px solid var(--line); }
.step:last-child { border-right: 0; }
.step .num {
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
}
.step h3 { margin: 0 0 8px; font-size: 20px; font-weight: 650; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }

/* ---------- proof band ---------- */

.proof { background: #060606; }
.proof .items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 44px 32px;
}
.proof .item .big {
  font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent);
  line-height: 1.1;
}
.proof .item p { margin: 8px 0 0; color: var(--muted); font-size: 15px; }

/* ---------- FAQ ---------- */

.faq { max-width: 860px; }
.faq details {
  border-top: 1px solid var(--line);
}
.faq details:last-of-type { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 24px 44px 24px 0;
  font-size: 18px;
  font-weight: 600;
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 20px;
  color: var(--accent);
  font-size: 24px;
  font-weight: 400;
  line-height: 1;
}
.faq details[open] summary:after { content: "\2013"; }
.faq .answer { padding: 0 44px 26px 0; color: var(--muted); font-size: 16px; }
.faq .answer p { margin: 0 0 12px; }
.faq .answer p:last-child { margin-bottom: 0; }

/* ---------- closing CTA ---------- */

.close-cta { text-align: center; padding: 100px 0; }
.close-cta h2 { margin: 0 0 16px; }
.close-cta p { color: var(--muted); margin: 0 0 32px; font-size: 19px; }

/* ---------- article pages ---------- */

.page-head { padding: 76px 0 40px; border-bottom: 1px solid var(--line); }
.page-head h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 4.6vw, 52px);
  letter-spacing: -0.025em;
  line-height: 1.08;
}
.page-head p { margin: 0; color: var(--muted); }

.doc { max-width: 780px; padding: 56px 0 96px; }
.doc h2 {
  margin: 52px 0 14px;
  font-size: 24px;
  letter-spacing: -0.015em;
  font-weight: 650;
}
.doc h2:first-child { margin-top: 0; }
.doc h3 { margin: 32px 0 10px; font-size: 18px; font-weight: 650; }
.doc p { color: #cfcfcf; margin: 0 0 16px; }
.doc ul { margin: 0 0 18px; padding-left: 20px; color: #cfcfcf; }
.doc li { margin: 0 0 10px; }
.doc code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: #101010;
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 6px;
}
.doc strong { color: #fff; font-weight: 650; }
.doc .callout {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 14px;
  padding: 24px 26px;
  margin: 0 0 28px;
}
.doc .callout p:last-child { margin-bottom: 0; }

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--line);
  padding: 64px 0 56px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 44px;
}
.foot-grid h4 {
  margin: 0 0 16px;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}
.foot-grid ul { margin: 0; padding: 0; list-style: none; }
.foot-grid li { margin: 0 0 11px; }
.foot-grid li a { color: #d4d4d4; font-size: 15px; }
.foot-grid li a:hover { color: var(--accent); }
.foot-brand p { color: var(--muted); font-size: 15px; margin: 14px 0 0; max-width: 32ch; }

.foot-legal {
  border-top: 1px solid var(--line);
  padding-top: 28px;
  color: var(--muted);
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
}
.foot-legal p { margin: 0; }

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .hero-grid, .split { grid-template-columns: 1fr; gap: 48px; }
  .split.flip .copy { order: 0; }
  .hero { padding: 72px 0 64px; }
  .sec { padding: 68px 0; }
  .step { border-right: 0; border-bottom: 1px solid var(--line); }
  .step:last-child { border-bottom: 0; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .wrap { padding: 0 20px; }
  .nav nav { display: none; }
  .nav .wrap { gap: 12px; }
  .phone-row { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }
  .foot-grid { grid-template-columns: 1fr; }
}