/* Merist HQ — public reviewer product shell */
:root {
  --bg: #0b0d12;
  --bg-elev: #12151c;
  --bg-panel: #171b24;
  --bg-panel-2: #1c2230;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #eef1f7;
  --text-2: #a7b0c0;
  --text-3: #7b8494;
  --accent: #c9a227;
  --accent-2: #e8c547;
  --ok: #3ecf8e;
  --warn: #f0b429;
  --danger: #e85d5d;
  --crimson: #b83a4b;
  --radius: 12px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
  --shell-max: 1240px;
  --sidebar: 220px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(ellipse 70% 45% at 85% -5%, rgba(201, 162, 39, 0.12), transparent 55%),
    radial-gradient(ellipse 50% 40% at 0% 80%, rgba(184, 58, 75, 0.08), transparent 50%),
    var(--bg);
  line-height: 1.55;
  min-height: 100vh;
}

a { color: var(--accent-2); }
a:hover { color: #ffe08a; }
code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  padding: 0.05rem 0.35rem;
  border-radius: 4px;
}

/* —— Top chrome —— */
.app-banner {
  background: linear-gradient(90deg, rgba(184, 58, 75, 0.35), rgba(201, 162, 39, 0.2));
  border-bottom: 1px solid var(--line-strong);
  padding: 0.55rem 1rem;
  font-size: 0.82rem;
  color: var(--text);
  text-align: center;
}
.app-banner strong { color: #fff; }

.app-top {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
  padding: 0.75rem 1.1rem;
  background: rgba(11, 13, 18, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.brand img { display: block; border-radius: 7px; }
.brand__sub {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.9rem;
  font-size: 0.88rem;
}
.legal-links a,
.legal-bar a {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
.legal-links a:hover,
.legal-links a[aria-current="page"],
.legal-bar a:hover,
.legal-bar a[aria-current="page"] {
  color: var(--accent-2);
  border-bottom-color: var(--accent);
}
.legal-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1.25rem;
  justify-content: center;
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--line-strong);
  background: rgba(18, 21, 28, 0.95);
  position: sticky;
  top: 3.35rem;
  z-index: 35;
  font-size: 0.92rem;
}

/* —— App shell —— */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar) 1fr;
  gap: 0;
  max-width: var(--shell-max);
  margin: 0 auto;
  min-height: calc(100vh - 9rem);
}
.app-nav {
  padding: 1.1rem 0.75rem 2rem;
  border-right: 1px solid var(--line);
  background: rgba(18, 21, 28, 0.55);
  position: sticky;
  top: 3.5rem;
  align-self: start;
  max-height: calc(100vh - 3.5rem);
  overflow: auto;
}
.app-nav h2 {
  margin: 0 0.5rem 0.65rem;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  font-weight: 700;
}
.app-nav a {
  display: block;
  color: var(--text-2);
  text-decoration: none;
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  font-size: 0.9rem;
  margin-bottom: 0.15rem;
}
.app-nav a:hover { background: rgba(255, 255, 255, 0.04); color: var(--text); }
.app-nav a[aria-current="page"],
.app-nav a.is-active {
  background: rgba(201, 162, 39, 0.12);
  color: var(--accent-2);
  font-weight: 600;
}
.app-main {
  padding: 1.25rem 1.25rem 3rem;
  min-width: 0;
}

/* —— Docs pages (non-app) keep readable width —— */
.docs-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.35rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(18, 21, 28, 0.55);
}
.docs-nav a {
  color: var(--text-2);
  text-decoration: none;
  padding: 0.4rem 0.65rem;
  border-radius: 8px;
  font-size: 0.88rem;
}
.docs-nav a:hover { color: var(--text); background: rgba(255, 255, 255, 0.04); }
.docs-nav a[aria-current="page"] {
  color: var(--accent-2);
  background: rgba(201, 162, 39, 0.12);
  font-weight: 600;
}

.docs-main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}
.docs-main .note {
  border-left: 3px solid var(--accent);
  padding: 0.35rem 0 0.35rem 0.9rem;
  margin: 1.25rem 0;
  color: var(--text-2);
}
.docs-main .callout {
  border: 1px solid var(--line);
  background: var(--bg-panel);
  padding: 1rem 1.15rem;
  margin: 1.25rem 0;
  border-radius: var(--radius);
}
.docs-main .card {
  border: 1px solid var(--line);
  background: var(--bg-panel);
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
}
.docs-main .grid {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0;
}
@media (min-width: 720px) {
  .docs-main .grid { grid-template-columns: 1fr 1fr; }
}
.docs-main h1 { font-size: clamp(1.6rem, 3.5vw, 2rem); margin: 0.35rem 0 1rem; line-height: 1.2; }
.docs-main h2 { font-size: 1.2rem; margin: 1.75rem 0 0.6rem; }
.docs-main h3 { font-size: 1.02rem; margin: 1.25rem 0 0.4rem; }
.docs-main .lede { font-size: 1.1rem; color: var(--text-2); }
.docs-main .mute, .mute { color: var(--text-3); }
.docs-main ul { padding-left: 1.2rem; }
.docs-main li { margin: 0.35rem 0; }

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--accent);
  margin: 0;
  font-weight: 700;
}

/* —— Product UI primitives —— */
.hero {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(201, 162, 39, 0.08), transparent 45%),
    var(--bg-panel);
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
}
.hero h1 {
  margin: 0.2rem 0 0.45rem;
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
  line-height: 1.2;
}
.hero p { margin: 0.35rem 0; color: var(--text-2); font-size: 0.95rem; }

.demo-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--warn);
  border: 1px solid rgba(240, 180, 41, 0.45);
  background: rgba(240, 180, 41, 0.08);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
}

.panel {
  border: 1px solid var(--line);
  background: var(--bg-panel);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin: 0 0 1rem;
}
.panel h2 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}
.panel h3 {
  margin: 1rem 0 0.4rem;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-2);
}
.panel .lead { color: var(--text-2); margin: 0 0 0.75rem; font-size: 0.92rem; }

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.65rem;
  margin: 0.75rem 0;
}
.tile {
  border: 1px solid var(--line);
  background: var(--bg-panel-2);
  border-radius: 10px;
  padding: 0.75rem 0.85rem;
  min-height: 84px;
}
.tile__label {
  color: var(--text-3);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tile__value {
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 0.2rem;
}
.tile__hint { color: var(--text-3); font-size: 0.72rem; margin-top: 0.15rem; }

.pill {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  padding: 0.18rem 0.45rem;
  color: var(--text-2);
  border-radius: 999px;
  margin: 0 0.25rem 0.25rem 0;
}
.pill--ok { color: var(--ok); border-color: rgba(62, 207, 142, 0.4); }
.pill--warn { color: var(--warn); border-color: rgba(240, 180, 41, 0.4); }
.pill--muted { color: var(--text-3); }

.stats {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0;
  display: grid;
  gap: 0.35rem;
}
.stats li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.65rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  font-size: 0.9rem;
}
.stats .label { color: var(--text-3); min-width: 7.5rem; }

.platform-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.4fr;
  gap: 0.5rem;
  align-items: center;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg-panel-2);
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}
.platform-row strong { display: block; }
.platform-row .meta { color: var(--text-3); font-size: 0.78rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin: 0.35rem 0.5rem 0.35rem 0;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--accent);
  background: linear-gradient(180deg, #d4ae35, #b8921f);
  color: #121417 !important;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}
.btn:hover { filter: brightness(1.05); }
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: none;
}
.btn--secondary {
  background: transparent;
  color: var(--text) !important;
  border-color: var(--line-strong);
}
.btn--ghost {
  background: transparent;
  color: var(--text-2) !important;
  border-color: var(--line);
}

.form-grid {
  display: grid;
  gap: 0.75rem;
  margin: 0.75rem 0;
}
label.field {
  display: grid;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: var(--text-2);
}
label.field input[type="text"],
label.field textarea,
label.field select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  color: var(--text);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  font: inherit;
}
label.check {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  font-size: 0.88rem;
  color: var(--text-2);
  margin: 0.45rem 0;
}
label.check input { margin-top: 0.2rem; }

.notice {
  border-left: 3px solid var(--accent);
  background: rgba(201, 162, 39, 0.08);
  padding: 0.65rem 0.85rem;
  margin: 0.75rem 0;
  font-size: 0.9rem;
  color: var(--text);
}
.notice--ok { border-left-color: var(--ok); background: rgba(62, 207, 142, 0.08); }
.notice--warn { border-left-color: var(--warn); background: rgba(240, 180, 41, 0.08); }

.table-wrap { overflow-x: auto; margin: 0.65rem 0; }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}
table.data th,
table.data td {
  text-align: left;
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid var(--line);
}
table.data th {
  color: var(--text-3);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
table.data td { color: var(--text-2); }

.steps { list-style: none; padding: 0; margin: 0.75rem 0; }
.steps > li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.75rem;
  margin: 0 0 0.85rem;
}
.step-num {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--crimson);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
}

.scope-list dt {
  font-weight: 700;
  margin-top: 0.85rem;
  font-size: 0.92rem;
}
.scope-list dd { margin: 0.2rem 0 0; color: var(--text-2); }

.grid-2 {
  display: grid;
  gap: 0.75rem;
}
@media (min-width: 820px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}

/* —— Footer —— */
.app-footer {
  border-top: 1px solid var(--line);
  padding: 1.1rem 1.25rem 1.5rem;
  background: rgba(18, 21, 28, 0.85);
  font-size: 0.88rem;
}
.app-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  max-width: var(--shell-max);
  margin: 0 auto 0.65rem;
}
.app-footer a {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}
.app-footer a:hover { color: var(--accent-2); }
.app-footer .mute {
  max-width: var(--shell-max);
  margin: 0 auto;
  color: var(--text-3);
  font-size: 0.8rem;
}

.view { display: none; }
.view.is-active { display: block; }

@media (max-width: 860px) {
  .app-shell { grid-template-columns: 1fr; }
  .app-nav {
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--line);
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    padding: 0.75rem;
  }
  .app-nav h2 { width: 100%; margin: 0 0 0.35rem 0.35rem; }
  .app-nav a { margin: 0; }
  .platform-row { grid-template-columns: 1fr; }
  .legal-links { width: 100%; }
}