/* HAM landing site — palette lifted from the app's Material 3 dark scheme
   (app/src/main/java/.../theme/Theme.kt). Keep these in sync with the app. */
:root {
  --primary: #80D5CF;
  --on-primary: #003735;
  --primary-container: #00504E;
  --on-primary-container: #9CF2EC;
  --tertiary: #F2C64D;         /* amber accent */
  --on-tertiary: #3F2E00;
  --background: #101413;
  --on-background: #E0E5E2;
  --surface: #101413;
  --surface-container-low: #191C1B;
  --surface-container: #1C2422;
  --surface-container-high: #272E2C;
  --surface-bright: #363A39;
  --on-surface: #E0E5E2;
  --on-surface-variant: #BEC9C6;
  --outline: #889390;
  --outline-variant: #3F4947;
  --completed: #8ED6A5;

  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --maxw: 1120px;
  --font: "Inter", "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", "SF Mono", "Roboto Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--background);
  color: var(--on-background);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.4em; }
h1 { font-size: clamp(2.4rem, 6vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 650; }
p { margin: 0 0 1rem; color: var(--on-surface-variant); }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem;
  font-weight: 700; color: var(--primary); margin-bottom: 0.8rem;
}

/* Nav */
header.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(16, 20, 19, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(63, 73, 71, 0.6);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 750; color: var(--on-surface); font-size: 1.05rem; }
.brand:hover { text-decoration: none; }
.brand .logo {
  width: 34px; height: 34px; border-radius: 9px;
  object-fit: cover; display: block;
}
.brand .wordmark { display: flex; align-items: baseline; gap: 10px; font-size: 1.08rem; font-weight: 800; letter-spacing: 0.02em; }
.brand .wordmark .sub {
  font-size: 0.8rem; font-weight: 500; color: var(--on-surface-variant);
  letter-spacing: 0.01em; border-left: 1px solid var(--outline-variant); padding-left: 10px;
}
@media (max-width: 560px) { .brand .wordmark .sub { display: none; } }
.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-links a { color: var(--on-surface-variant); font-size: 0.92rem; font-weight: 550; padding: 7px 12px; border-radius: 999px; }
.nav-links a:hover { color: var(--on-surface); background: var(--surface-container-high); text-decoration: none; }
/* Keep the CTA button's own text color — outrank the generic .nav-links a rule. */
.nav-links a.btn-primary { color: #241A00; margin-left: 10px; padding: 9px 18px; }
.nav-links a.btn-primary:hover { color: #241A00; background: #FFD666; }
@media (max-width: 720px) { .nav-links a:not(.btn) { display: none; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 999px; font-weight: 650; font-size: 0.95rem;
  cursor: pointer; border: 1px solid transparent; transition: transform .12s ease, background .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: #F2C64D; color: #241A00; }
.btn-primary:hover { background: #FFD666; }
.btn-ghost { background: transparent; color: var(--on-surface); border-color: var(--outline); }
.btn-ghost:hover { background: var(--surface-container-high); }

/* Hero */
.hero { padding: clamp(64px, 12vw, 120px) 0 72px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60% 50% at 20% 0%, rgba(128, 213, 207, 0.14), transparent 70%),
    radial-gradient(50% 40% at 90% 10%, rgba(242, 198, 77, 0.08), transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1fr 0.95fr; gap: 48px; align-items: center; position: relative; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }
.hero h1 span { color: var(--primary); }
.hero .lede { font-size: 1.18rem; max-width: 34ch; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 18px; }
.hero-note { font-size: 0.85rem; color: var(--on-surface-variant); }
.hero-note code { color: var(--primary); background: var(--surface-container); padding: 2px 7px; border-radius: 6px; font-family: var(--mono); font-size: 0.82rem; }

/* Phone mock / screenshot slot */
.device-stage {
  perspective: 1400px; width: 100%; display: flex; justify-content: flex-end;
}
.device {
  /* Match the real capture ratio (1080x2404) so nothing gets cropped. */
  aspect-ratio: 1080 / 2404; width: 100%; max-width: 380px;
  border-radius: 44px; border: 1px solid var(--outline-variant);
  background: linear-gradient(160deg, #2b3331, #151918);
  box-shadow:
    inset 0 1px 1px rgba(255,255,255,0.07),
    0 0 0 6px rgba(0,0,0,0.55),
    0 0 0 7px rgba(128, 213, 207, 0.14),
    0 0 110px rgba(128, 213, 207, 0.12),
    0 34px 90px rgba(0,0,0,0.6);
  padding: 10px; position: relative;
  transform: rotateY(-7deg) rotateX(1.5deg);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.device:hover { transform: rotateY(0deg) rotateX(0deg) scale(1.015); }
@media (prefers-reduced-motion: reduce) {
  .device { transform: none; transition: none; }
  .device:hover { transform: none; }
}
.device::after {
  /* Subtle screen glass reflection */
  content: ""; position: absolute; inset: 10px; border-radius: 34px; pointer-events: none;
  background: linear-gradient(115deg, rgba(255,255,255,0.05) 0%, transparent 28%);
}
.device .screen {
  width: 100%; height: 100%; border-radius: 34px; overflow: hidden;
  background: var(--surface-container-low); display: grid; place-items: center; text-align: center;
}
.device .screen img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  image-rendering: -webkit-optimize-contrast;
}
.slot { color: var(--outline); font-size: 0.82rem; padding: 20px; font-family: var(--mono); }

/* Sections */
section { padding: clamp(56px, 9vw, 96px) 0; }
.section-head { max-width: 44ch; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Setup section: one consistent reading column so prose, callouts, steps, and
   the code block all share the same left edge and width (no full-bleed boxes). */
.setup-col { max-width: 760px; }
.steps-compact { grid-template-columns: 1fr 1fr; gap: 20px 28px; margin: 8px 0 8px; }
@media (max-width: 620px) { .steps-compact { grid-template-columns: 1fr; } }

/* Matching option cards (Option A / Option B share one look). */
.option-card {
  background: var(--surface-container-low); border: 1px solid var(--outline-variant);
  border-left: 3px solid var(--primary); border-radius: var(--radius-md);
  padding: 26px 28px; margin-bottom: 24px;
}
.option-title {
  color: var(--on-surface); font-size: 1.15rem; margin: 0 0 12px;
  display: flex; align-items: center; gap: 10px;
}
.option-card .codeblock { margin-top: 20px; }
.option-note {
  margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--outline-variant);
  font-size: 0.88rem; color: var(--on-surface-variant);
}

/* Feature grid */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .features { grid-template-columns: 1fr; } }
.card {
  background: var(--surface-container-low); border: 1px solid var(--outline-variant);
  border-radius: var(--radius-md); padding: 26px; transition: border-color .2s ease, transform .12s ease;
}
.card:hover { border-color: var(--primary-container); transform: translateY(-2px); }
.card .ico {
  width: 42px; height: 42px; border-radius: 12px; margin-bottom: 16px;
  background: var(--primary-container); color: var(--on-primary-container);
  display: grid; place-items: center; font-size: 1.3rem;
}
.card h3 { color: var(--on-surface); }
.card p { margin-bottom: 0; font-size: 0.95rem; }

/* Surfaces list */
.surfaces { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 900px) { .surfaces { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .surfaces { grid-template-columns: 1fr; } }
.surface-pill {
  background: var(--surface-container); border: 1px solid var(--outline-variant);
  border-radius: var(--radius-sm); padding: 16px 18px;
}
.surface-pill .n { font-family: var(--mono); font-size: 0.78rem; color: var(--primary); }
.surface-pill h3 { font-size: 1rem; margin: 6px 0 4px; color: var(--on-surface); }
.surface-pill p { font-size: 0.85rem; margin: 0; }

/* Notification showcase */
.notify-showcase {
  display: grid; gap: 32px;
  margin-top: 36px; padding: 32px; border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--surface-container), var(--surface-container-low));
  border: 1px solid var(--outline-variant);
}
@media (max-width: 820px) { .notify-showcase { gap: 28px; padding: 26px; } }
.notify-copy { max-width: 62ch; }
.notify-copy h3 { color: var(--on-surface); font-size: 1.5rem; margin-bottom: 10px; }
.notify-copy p { margin-bottom: 0; }
.shot-pair {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px;
  justify-content: center; max-width: 720px; margin: 0 auto;
}
@media (max-width: 620px) { .shot-pair { grid-template-columns: 1fr; max-width: 320px; } }
.shot { margin: 0; }
.shot img {
  width: 100%; height: auto; display: block; border-radius: 22px;
  border: 1px solid var(--outline-variant); box-shadow: 0 20px 50px rgba(0,0,0,0.45);
}
.shot figcaption {
  text-align: center; margin-top: 12px; font-size: 0.85rem;
  color: var(--on-surface-variant); font-family: var(--mono);
}

/* Expanded foldable / tablet showcase */
.wide-showcase {
  display: grid; grid-template-columns: minmax(240px, 0.55fr) minmax(0, 1.45fr);
  gap: 36px; align-items: center;
  margin-top: 40px; padding: 32px; border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--surface-container), var(--surface-container-low));
  border: 1px solid var(--outline-variant);
}
@media (max-width: 820px) { .wide-showcase { grid-template-columns: 1fr; gap: 26px; padding: 26px; } }
.wide-copy { max-width: 38ch; }
.wide-copy h3 { color: var(--on-surface); font-size: 1.5rem; margin-bottom: 10px; }
.wide-copy p { margin-bottom: 18px; }
.wide-points { display: flex; flex-wrap: wrap; gap: 8px; }
.wide-shot { margin: 0; min-width: 0; }
.wide-shot img {
  width: 100%; height: auto; display: block; border-radius: var(--radius-md);
  border: 1px solid var(--outline-variant); box-shadow: 0 20px 50px rgba(0,0,0,0.45);
}
.wide-shot figcaption {
  text-align: center; margin-top: 12px; font-size: 0.85rem;
  color: var(--on-surface-variant); font-family: var(--mono);
}

/* Setup steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 36px; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding-left: 52px; }
.step .num {
  position: absolute; left: 0; top: 0; width: 38px; height: 38px; border-radius: 999px;
  background: var(--surface-container-high); color: var(--primary); border: 1px solid var(--outline-variant);
  display: grid; place-items: center; font-weight: 750;
}
.step h3 { color: var(--on-surface); font-size: 1.05rem; }
.step p { font-size: 0.92rem; margin: 0; }

/* Code block */
.codeblock {
  background: var(--surface-container-low); border: 1px solid var(--outline-variant);
  border-radius: var(--radius-md); overflow: hidden;
}
.codeblock .bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid var(--outline-variant);
  font-size: 0.82rem; color: var(--on-surface-variant);
}
.codeblock pre {
  margin: 0; padding: 18px; overflow-x: auto; font-family: var(--mono);
  font-size: 0.82rem; line-height: 1.7; color: var(--on-surface); white-space: pre-wrap;
}
.copy-btn {
  background: var(--surface-container-high); color: var(--on-surface); border: 1px solid var(--outline);
  border-radius: 8px; padding: 5px 12px; font-size: 0.8rem; cursor: pointer; font-weight: 600;
}
.copy-btn:hover { background: var(--surface-bright); }

/* FAQ */
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 820px) { .faq-grid { grid-template-columns: 1fr; } }
.faq-item {
  background: var(--surface-container-low); border: 1px solid var(--outline-variant);
  border-radius: var(--radius-md); padding: 22px 26px;
}
.faq-item h3 { color: var(--on-surface); font-size: 1.02rem; margin-bottom: 8px; }
.faq-item p { margin: 0; font-size: 0.92rem; }
.faq-item code { font-family: var(--mono); font-size: 0.84em; color: var(--primary); background: var(--surface-container); padding: 1px 6px; border-radius: 5px; }

/* Download card */
.download-card {
  background: linear-gradient(160deg, var(--surface-container), var(--surface-container-low));
  border: 1px solid var(--outline-variant); border-radius: var(--radius-lg);
  padding: 40px; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center;
}
@media (max-width: 720px) { .download-card { grid-template-columns: 1fr; text-align: center; } }
.download-card .meta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.chip {
  font-size: 0.78rem; padding: 5px 12px; border-radius: 999px;
  background: var(--surface-container-high); color: var(--on-surface-variant); border: 1px solid var(--outline-variant);
}
.sha { font-family: var(--mono); font-size: 0.72rem; color: var(--outline); overflow-wrap: break-word; margin-top: 14px; }

/* Callout */
.callout {
  background: var(--surface-container-low); border: 1px solid var(--outline-variant);
  border-left: 3px solid var(--tertiary); border-radius: var(--radius-sm);
  padding: 18px 22px; margin: 24px 0;
}
.callout p { margin: 0; font-size: 0.92rem; }

/* Footer */
footer {
  border-top: 1px solid var(--outline-variant); padding: 48px 0 40px; margin-top: 40px;
}
.foot-grid { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: flex-start; }
.foot-links { display: flex; gap: 26px; flex-wrap: wrap; }
.foot-links a { color: var(--on-surface-variant); font-size: 0.9rem; }
.muted { color: var(--outline); font-size: 0.82rem; }

/* Legal page */
.legal { max-width: 760px; margin: 0 auto; padding: 64px 24px 80px; }
.legal h1 { font-size: clamp(2rem, 5vw, 2.8rem); margin-bottom: 8px; }
.legal h2 { font-size: 1.35rem; margin-top: 40px; color: var(--on-surface); }
.legal p, .legal li { color: var(--on-surface-variant); }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 8px; }
.legal .updated { color: var(--outline); font-size: 0.9rem; margin-bottom: 32px; }
.legal table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 0.9rem; }
.legal th, .legal td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--outline-variant); vertical-align: top; }
.legal th { color: var(--on-surface); font-weight: 650; }