/* Layout: one column (max 1120px) — product-led hero with the real app in a window
   frame, alternating feature rows, a fair-play ledger, numbered opt-in steps (a real
   sequence) and a quiet footer carrying Riot's required notice. Dark by design,
   matching the app. */
:root {
  color-scheme: dark;
  --bg: #0a0a0b;
  --bg-raised: #111114;
  --surface: #17171a;
  --surface-2: #202024;
  --line: rgba(255, 255, 255, 0.08);
  --fg: #f5f5f7;
  --fg-2: rgba(235, 235, 245, 0.66);
  --fg-3: rgba(235, 235, 245, 0.42);
  --accent: #ff453a;
  --accent-soft: rgba(255, 69, 58, 0.14);
  --cyan: #64d2ff;
  --green: #30d158;
  --orange: #ff9f0a;
  --font: 'Inter', -apple-system, 'SF Pro Text', 'Segoe UI', system-ui, sans-serif;
  --radius: 22px;
  --step--1: 0.8125rem;
  --step-0: 1rem;
  --step-1: 1.1875rem;
  --step-2: 1.5rem;
  --step-3: 2.125rem;
  --step-4: clamp(2.5rem, 6vw, 4.25rem);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: var(--step-0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01';
}

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

a {
  color: var(--cyan);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

[hidden] {
  display: none !important;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}

/* nav */
.nav {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 20;
  background: rgba(10, 10, 11, 0.78);
  backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--line);
}
body::before {
  content: '';
  position: fixed;
  inset: 0 0 auto;
  height: env(safe-area-inset-top, 0px);
  z-index: 30;
  background: var(--bg);
}
.nav .wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-block: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  font-weight: 650;
  letter-spacing: -0.01em;
}
.brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}
.brand span {
  color: var(--fg-3);
  font-weight: 500;
}
.nav nav {
  margin-left: auto;
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.nav nav a {
  color: var(--fg-2);
  font-size: var(--step--1);
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 999px;
}
.nav nav a:hover {
  background: var(--surface);
  color: var(--fg);
  text-decoration: none;
}

/* buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 0;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  filter: brightness(1.08);
  text-decoration: none;
}
.btn-quiet {
  background: var(--surface-2);
  color: var(--fg);
}
.btn-quiet:hover {
  background: #2a2a2f;
  text-decoration: none;
}

/* hero */
.hero {
  padding-block: 72px 28px;
  display: grid;
  gap: 28px;
}
.eyebrow {
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-3);
}
h1,
h2,
h3 {
  text-wrap: balance;
  margin: 0;
  letter-spacing: -0.025em;
  line-height: 1.08;
}
h1 {
  font-size: var(--step-4);
  font-weight: 750;
}
h1 em {
  font-style: normal;
  color: var(--accent);
}
h2 {
  font-size: var(--step-3);
  font-weight: 700;
}
h3 {
  font-size: var(--step-1);
  font-weight: 650;
  letter-spacing: -0.01em;
}
.lede {
  font-size: var(--step-1);
  color: var(--fg-2);
  max-width: 60ch;
  margin: 0;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.fineprint {
  font-size: var(--step--1);
  color: var(--fg-3);
  margin: 0;
}

/* round strip – a match told the way the app shows it */
.strip {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
}
.strip i {
  width: 22px;
  height: 30px;
  border-radius: 7px;
  background: var(--surface);
  border-top: 3px solid var(--orange);
  position: relative;
}
.strip i.d {
  border-top-color: var(--cyan);
}
.strip i::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 6px;
  width: 6px;
  height: 6px;
  margin-left: -3px;
  border-radius: 50%;
  background: var(--green);
}
.strip i.l::after {
  background: var(--accent);
}
.strip b {
  width: 1px;
  height: 30px;
  background: var(--line);
  margin-inline: 4px;
}
.strip .score {
  margin-left: 10px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--fg-2);
}
.strip .score strong {
  color: var(--green);
}

/* window frame */
.frame {
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--bg-raised);
  overflow: hidden;
  box-shadow: 0 40px 120px -40px rgba(255, 69, 58, 0.35), 0 20px 60px -20px rgba(0, 0, 0, 0.8);
  max-width: 100%;
}
.frame-bar {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}
.frame-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--surface-2);
}
.frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 1440 / 900;
}

/* sections */
section {
  padding-block: 72px;
}
.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 36px;
  max-width: 62ch;
}
.section-head p {
  margin: 0;
  color: var(--fg-2);
}

.feature {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 40px;
  align-items: center;
  padding-block: 28px;
}
.feature.flip {
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
}
.feature.flip .feature-text {
  order: 2;
}
.feature-text {
  display: grid;
  gap: 12px;
  min-width: 0;
}
.feature-text p {
  margin: 0;
  color: var(--fg-2);
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chips span {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--fg-2);
  font-variant-numeric: tabular-nums;
}
.shot {
  border-radius: 14px;
  border: 1px solid var(--line);
  width: 100%;
  height: auto;
  aspect-ratio: 1440 / 900;
}

/* fair play ledger */
.ledger {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.ledger div {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  min-width: 0;
}
.ledger ul {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  color: var(--fg-2);
}
.ledger li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 8px;
}
.ledger li::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
}
.ledger .never li::before {
  content: '✕';
  color: var(--accent);
}

/* opt-in steps */
.optin {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 40px;
  align-items: start;
}
.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 18px;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  color: var(--fg-2);
}
.steps li::before {
  content: counter(step);
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}
.steps strong {
  color: var(--fg);
  display: block;
}

/* api table */
.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
th,
td {
  text-align: left;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
tr:last-child td {
  border-bottom: 0;
}
th {
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-3);
  font-weight: 600;
}
td code {
  font-family: ui-monospace, 'Cascadia Code', Consolas, monospace;
  font-size: 0.85rem;
  color: var(--fg);
  white-space: nowrap;
}
td {
  color: var(--fg-2);
}

/* download */
.download {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
}
.download img {
  width: 72px;
  height: 72px;
  border-radius: 18px;
}
.download p {
  margin: 4px 0 0;
  color: var(--fg-2);
}

/* footer */
footer {
  border-top: 1px solid var(--line);
  margin-top: 48px;
}
footer .wrap {
  padding-block: 32px 48px;
  display: grid;
  gap: 12px;
  font-size: var(--step--1);
  color: var(--fg-3);
}
footer .links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
footer p {
  margin: 0;
  max-width: 80ch;
}

/* privacy page */
.policy {
  max-width: 72ch;
  padding-block: 56px 24px;
  display: grid;
  gap: 8px;
}
.policy h1 {
  font-size: var(--step-3);
}
.policy h2 {
  font-size: var(--step-1);
  margin-top: 28px;
}
.policy p,
.policy li {
  color: var(--fg-2);
}
.policy ul {
  padding-left: 1.2em;
  margin: 0;
  display: grid;
  gap: 6px;
}
.policy .meta {
  color: var(--fg-3);
  font-size: var(--step--1);
}
.lang-switch {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

@media (max-width: 860px) {
  .feature,
  .feature.flip,
  .optin,
  .ledger {
    grid-template-columns: minmax(0, 1fr);
  }
  .feature.flip .feature-text {
    order: 0;
  }
  .download {
    grid-template-columns: minmax(0, 1fr);
  }
  section {
    padding-block: 48px;
  }
  .hero {
    padding-block: 48px 20px;
  }
  .nav nav a.hide-sm {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}