/* Intake (home) page styling (Design B). Scoped to index.html only. */

:root {
  --bg: #eceff2;
  --panel: #ffffff;
  --navy: #234c69;
  --teal: #11a3b8;
  --teal-ink: #0a7d8e;
  --teal-bg: #e6f5f7;
  --ink: #142433;
  --muted: #54677a;
  --faint: #8696a5;
  --line: #e6ebef;
  --line-2: #eff3f5;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.hidden {
  display: none !important;
}

.band {
  background: var(--navy);
  color: #eaf2f5;
  position: relative;
}

.band::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.band-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 1.5rem 34px;
}

.band-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
}

.brand .mark {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  display: block;
}

.brand b {
  font-size: 15px;
  letter-spacing: -0.2px;
  color: #fff;
}

.band-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.band-nav a {
  color: #c2d2dc;
  text-decoration: none;
  font-size: 13px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 7px 13px;
  border-radius: 8px;
}

.band-nav a:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}

.band h1 {
  margin: 22px 0 8px;
  font-size: 28px;
  letter-spacing: -0.5px;
  color: #fff;
}

.band p {
  margin: 0;
  max-width: 66ch;
  color: #b7c7d2;
  font-size: 14px;
}

.container {
  max-width: 900px;
  margin: 24px auto 0;
  padding: 0 1.5rem 3rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 1px 2px rgba(12, 36, 51, 0.04), 0 10px 30px rgba(12, 36, 51, 0.06);
  padding: 18px 20px;
  margin-bottom: 16px;
}

.card h2 {
  margin: 0 0 14px;
  font-size: 18px;
  letter-spacing: -0.2px;
}

.card code {
  font-family: var(--mono);
  font-size: 12px;
  background: #eef2f4;
  padding: 1px 6px;
  border-radius: 4px;
  color: #3a5160;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.flash-list {
  list-style: none;
  padding: 0.75rem 1rem;
  margin: 0 0 16px;
  border-radius: 10px;
  background: #e6f5f7;
  color: var(--teal-ink);
  border: 1px solid #bfe5ea;
  font-weight: 600;
}

form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

button {
  font: inherit;
  cursor: pointer;
}

.video-shell {
  position: relative;
  background: #020617;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 0.5rem;
  aspect-ratio: 3 / 4;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-shell video {
  width: 100%;
  height: 100%;
}

#capture-canvas {
  display: none;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.controls button {
  flex: 1 1 160px;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--navy);
}

.controls button:hover {
  border-color: var(--teal);
  color: var(--teal-ink);
}

.controls button:disabled {
  color: #b9c3cc;
  border-color: var(--line-2);
  cursor: default;
}

#start-test {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
  box-shadow: 0 1px 2px rgba(10, 125, 142, 0.4);
}

#start-test:hover {
  background: var(--teal-ink);
  border-color: var(--teal-ink);
  color: #fff;
}

button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}

button.ghost:hover {
  color: var(--ink);
  border-color: var(--muted);
}

.status {
  min-height: 1.2em;
  font-size: 0.9rem;
  color: var(--teal-ink);
  margin-top: 0.25rem;
}

.status.error {
  color: #dc2626;
}

.camera-diag {
  margin-top: 0.5rem;
  border-top: 1px solid var(--line-2);
  padding-top: 0.75rem;
}

.diag-toggle {
  background: transparent;
  color: var(--muted);
  border: none;
  padding: 0.4rem 0;
  font-size: 0.85rem;
  font-weight: 600;
}

.diag-toggle:hover {
  color: var(--teal-ink);
}

.diag-body {
  margin-top: 0.5rem;
  padding: 0.75rem;
  border-radius: 10px;
  background: #0f1f2e;
  color: #cbd5e1;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.6;
  overflow-x: auto;
}

.diag-body .diag-applied {
  color: #4ade80;
}

.diag-body .diag-failed {
  color: #fb923c;
}

.diag-body .diag-unsupported {
  color: #64748b;
}

.gallery {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}

.gallery li {
  border: 1px solid var(--line);
  border-radius: 13px;
  overflow: hidden;
  background: var(--panel);
  transition: border-color 150ms ease;
}

.gallery li:hover {
  border-color: var(--teal);
}

.gallery li.highlight {
  border-color: var(--teal);
  box-shadow: 0 0 0 2px var(--teal-bg);
}

.gallery a {
  display: flex;
  flex-direction: column;
  color: inherit;
  text-decoration: none;
}

.gallery img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: #dfe6ea;
}

.gallery span {
  padding: 9px 11px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  word-break: break-all;
}

.card.muted {
  background: var(--panel);
  color: var(--ink);
}

.card.muted h3 {
  margin: 0 0 12px;
  font-size: 16px;
  letter-spacing: -0.2px;
}

.card.muted ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.card.muted li {
  position: relative;
  padding-left: 30px;
  color: var(--muted);
  font-size: 14px;
}

.card.muted li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: var(--teal-bg);
  border: 1px solid #bfe5ea;
  color: var(--teal-ink);
  font-size: 12px;
  font-weight: 800;
  display: grid;
  place-items: center;
}

@media (max-width: 600px) {
  .band h1 {
    font-size: 24px;
  }

  .controls button {
    flex: 1 1 100%;
  }
}