/* Genka — dark editorial terminal */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital,wght@0,400;1,400&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@400;500;600&display=swap');

:root {
  --ink: #0B0D10;
  --ink-2: #14171B;
  --ink-3: #1B1F25;
  --cream: #EDE7D6;
  --cream-dim: #A09A89;
  --cream-deep: #6B6655;
  --amber: #E5A94C;
  --amber-dim: #8A6528;
  --crimson: #C53F3F;
  --green: #5FB56A;
  --hairline: #2A2B30;
  --hairline-2: #1F2127;

  --display: 'Instrument Serif', 'Times New Roman', serif;
  --body: 'Fraunces', Georgia, serif;
  --mono: 'JetBrains Mono', 'Menlo', monospace;
  --kanji: 'Shippori Mincho', 'Hiragino Mincho ProN', 'Yu Mincho', serif;

  --measure: 68ch;
  --col: 96px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background: var(--ink);
  color: var(--cream);
  font-family: var(--body);
  font-weight: 400;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.005em;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Grain overlay — subtle paper texture */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Masthead ticker ---------- */

.masthead {
  border-bottom: 1px solid var(--hairline);
  background: var(--ink);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}

.masthead-row {
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cream-dim);
}

.edition {
  display: flex;
  align-items: center;
  gap: 16px;
}

.edition strong {
  color: var(--cream);
  font-weight: 500;
  letter-spacing: 0.06em;
}

.kanji-mark {
  font-family: var(--kanji);
  font-weight: 400;
  font-size: 13px;
  color: var(--amber);
  letter-spacing: 0.08em;
  padding-left: 10px;
  border-left: 1px solid var(--hairline);
  margin-left: 4px;
}

.edition a .kanji-mark {
  border-color: var(--cream-deep);
}

/* Large watermark kanji behind hero — restraint-tier opacity */
.hero-kanji {
  position: absolute;
  font-family: var(--kanji);
  font-weight: 400;
  font-size: 380px;
  line-height: 0.85;
  color: var(--amber);
  opacity: 0.03;
  top: 48px;
  right: -32px;
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.02em;
  z-index: 0;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero {
  position: relative;
}

/* Etymology badge for footer */
.etymology {
  font-family: var(--kanji);
  color: var(--cream-dim);
  font-size: 14px;
  letter-spacing: 0.04em;
}
.etymology .gloss {
  font-family: var(--body);
  color: var(--cream-deep);
  font-size: 12px;
  letter-spacing: 0.02em;
  margin-left: 10px;
}

.edition-divider {
  color: var(--cream-deep);
}

.masthead nav {
  display: flex;
  gap: 28px;
}

.masthead nav a {
  color: var(--cream-dim);
  text-decoration: none;
  transition: color 120ms ease;
}

.masthead nav a:hover { color: var(--amber); }

.masthead nav a.cta {
  color: var(--ink);
  background: var(--amber);
  padding: 6px 14px;
  letter-spacing: 0.12em;
  font-weight: 600;
  transition: background 120ms ease;
}

.masthead nav a.cta:hover { background: var(--cream); }

/* ---------- Ticker tape ---------- */

.ticker {
  border-bottom: 1px solid var(--hairline);
  background: var(--ink-2);
  overflow: hidden;
  font-family: var(--mono);
  font-size: 12px;
  padding: 10px 0;
}

.ticker-track {
  display: inline-flex;
  gap: 42px;
  white-space: nowrap;
  animation: ticker-scroll 90s linear infinite;
  padding-left: 100%;
}

.ticker-item {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  color: var(--cream-dim);
}

.ticker-item .sym {
  color: var(--cream);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.ticker-item .px {
  color: var(--cream);
  font-variant-numeric: tabular-nums;
}

.ticker-item .up { color: var(--green); }
.ticker-item .down { color: var(--crimson); }

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}

/* ---------- Layout ---------- */

main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
}

section {
  padding: 88px 0;
  border-bottom: 1px solid var(--hairline);
}

section:last-child { border-bottom: none; }

.kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
}

.kicker::before {
  content: '§ ';
  color: var(--amber-dim);
}

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 80px;
  padding: 120px 0 96px;
  align-items: start;
}

h1.display {
  font-family: var(--display);
  font-size: clamp(56px, 7.5vw, 108px);
  line-height: 0.94;
  letter-spacing: -0.025em;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 40px;
}

h1.display em {
  font-style: italic;
  color: var(--amber);
  font-weight: 400;
}

.lede {
  font-size: 20px;
  line-height: 1.5;
  max-width: 52ch;
  color: var(--cream);
  margin-bottom: 36px;
  font-weight: 300;
}

.lede .fine {
  color: var(--cream-dim);
  font-size: 15px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--hairline);
  background: transparent;
  color: var(--cream);
  cursor: pointer;
  transition: all 160ms ease;
}

.btn.primary {
  background: var(--amber);
  color: var(--ink);
  border-color: var(--amber);
}

.btn.primary:hover {
  background: var(--cream);
  border-color: var(--cream);
  transform: translateY(-1px);
}

.btn:not(.primary):hover {
  border-color: var(--amber);
  color: var(--amber);
}

.btn .arrow {
  transition: transform 160ms ease;
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* Hero sidebar (stats) */

.hero-side {
  border-top: 1px solid var(--amber);
  padding-top: 20px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--cream-dim);
  line-height: 1.8;
}

.hero-side h4 {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
  font-weight: 500;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px dashed var(--hairline);
  gap: 24px;
}

.stat-row:last-child { border-bottom: none; }

.stat-row .label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 10px;
  color: var(--cream-dim);
}

.stat-row .value {
  font-family: var(--display);
  font-size: 26px;
  line-height: 1;
  color: var(--cream);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.stat-row .value em {
  font-style: italic;
  color: var(--amber);
}

/* ---------- Two-column features ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  padding-top: 24px;
}

.feat-num {
  font-family: var(--display);
  font-size: 64px;
  line-height: 1;
  color: var(--amber);
  font-style: italic;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.feat h3 {
  font-family: var(--display);
  font-size: 28px;
  line-height: 1.15;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.feat p {
  color: var(--cream-dim);
  font-size: 15px;
  line-height: 1.6;
}

.feat code {
  color: var(--amber);
  font-family: var(--mono);
  font-size: 13px;
}

/* ---------- Curl block ---------- */

.curl-wrap {
  background: var(--ink-2);
  border: 1px solid var(--hairline);
  position: relative;
}

.curl-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  border-bottom: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cream-dim);
}

.dot-row { display: inline-flex; gap: 6px; align-items: center; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--hairline); }
.dot.amber { background: var(--amber); }

pre.curl {
  padding: 24px 24px 28px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--cream);
}

.curl .cmd { color: var(--cream-dim); }
.curl .flag { color: var(--amber); }
.curl .url { color: var(--cream); }
.curl .str { color: var(--green); }
.curl .comment { color: var(--cream-deep); font-style: italic; }
.curl .key { color: var(--amber-dim); }
.curl .num { color: var(--cream); }

/* ---------- Comparison table ---------- */

.compare {
  border-collapse: collapse;
  width: 100%;
  font-family: var(--mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.compare th, .compare td {
  text-align: left;
  padding: 16px 20px;
  border-bottom: 1px solid var(--hairline);
}

.compare th {
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-dim);
  border-bottom: 1px solid var(--amber);
}

.compare .ours {
  color: var(--amber);
  font-weight: 500;
}

.compare .ours td { border-bottom-color: var(--amber-dim); }

.compare td.good::before { content: '● '; color: var(--green); }
.compare td.bad::before { content: '○ '; color: var(--cream-deep); }
.compare td.mid::before { content: '◐ '; color: var(--amber); }

/* ---------- Sources manifest ---------- */

.sources {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}

.src {
  padding: 24px 28px;
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.src .src-id {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 8px;
}

.src h4 {
  font-family: var(--display);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.src p {
  color: var(--cream-dim);
  font-size: 14px;
  line-height: 1.5;
}

.src a {
  color: var(--amber);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 12px;
  border-bottom: 1px dotted var(--amber-dim);
}

/* ---------- Footer ---------- */

footer {
  border-top: 1px solid var(--hairline);
  padding: 40px 0 60px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cream-deep);
}

footer .colophon {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

footer a {
  color: var(--cream-dim);
  text-decoration: none;
  margin-right: 20px;
}

footer a:hover { color: var(--amber); }

/* ---------- Forms (signup) ---------- */

.card {
  max-width: 520px;
  margin: 0 auto;
  background: var(--ink-2);
  border: 1px solid var(--hairline);
  padding: 48px 44px;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: -1px; left: -1px; right: -1px;
  height: 3px;
  background: var(--amber);
}

.card h2 {
  font-family: var(--display);
  font-size: 44px;
  line-height: 1;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin-bottom: 8px;
}

.card h2 em {
  font-style: italic;
  color: var(--amber);
}

.card .sub {
  font-size: 15px;
  color: var(--cream-dim);
  margin-bottom: 32px;
}

label {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 10px;
}

input[type="email"], input[type="text"] {
  width: 100%;
  padding: 14px 16px;
  background: var(--ink);
  border: 1px solid var(--hairline);
  color: var(--cream);
  font-family: var(--mono);
  font-size: 14px;
  transition: border-color 120ms ease;
}

input:focus {
  outline: none;
  border-color: var(--amber);
}

.form-group {
  margin-bottom: 24px;
}

.note {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--cream-dim);
  padding: 14px 16px;
  background: var(--ink);
  border-left: 2px solid var(--amber);
  margin-bottom: 24px;
}

.note strong { color: var(--amber); font-weight: 500; }

.btn.block {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 16px 22px;
  font-size: 13px;
}

.micro {
  margin-top: 20px;
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.7;
  color: var(--cream-deep);
  letter-spacing: 0.02em;
}

.micro a { color: var(--cream-dim); border-bottom: 1px dotted var(--cream-deep); text-decoration: none; }

/* ---------- Key reveal ---------- */

.key-reveal {
  display: none;
}

.key-reveal.show { display: block; }

.key-box {
  background: var(--ink);
  border: 1px solid var(--amber);
  padding: 20px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber);
  word-break: break-all;
  line-height: 1.6;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  position: relative;
}

.copy-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--amber);
  color: var(--ink);
  border: none;
  padding: 6px 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  font-weight: 600;
}

.warn {
  padding: 14px 16px;
  background: rgba(197, 63, 63, 0.08);
  border-left: 2px solid var(--crimson);
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--cream);
  letter-spacing: 0.02em;
}

.warn strong { color: var(--crimson); font-weight: 500; }

/* ---------- Dashboard ---------- */

.dash-hero {
  padding: 72px 0 48px;
  border-bottom: 1px solid var(--hairline);
}

.dash-hero h2 {
  font-family: var(--display);
  font-size: 44px;
  line-height: 1;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.dash-hero .email {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cream-dim);
  margin-top: 12px;
}

.balance-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: end;
  padding: 48px 0;
  border-bottom: 1px solid var(--hairline);
}

.balance-amount {
  font-family: var(--display);
  font-size: 96px;
  line-height: 0.9;
  color: var(--cream);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}

.balance-amount .pre { color: var(--amber); font-style: italic; margin-right: 6px; }
.balance-amount .unit {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--cream-dim);
  text-transform: uppercase;
  margin-left: 12px;
  vertical-align: middle;
}

.usage-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 13px;
}

.usage-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cream-dim);
  border-bottom: 1px solid var(--amber);
  font-weight: 500;
}

.usage-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--hairline);
  font-variant-numeric: tabular-nums;
}

.usage-table .route { color: var(--amber); }
.usage-table .cost { text-align: right; color: var(--cream); }

.usage-table tr:hover td { background: var(--ink-2); }

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding: 64px 0 48px; }
  h1.display { font-size: clamp(44px, 10vw, 72px); }
  .grid-3 { grid-template-columns: 1fr; gap: 40px; }
  .sources { grid-template-columns: 1fr; }
  .balance-amount { font-size: 64px; }
  .balance-card { grid-template-columns: 1fr; }
  .masthead nav a:not(.cta) { display: none; }
  main { padding: 0 20px; }
}

/* ---------- Animations ---------- */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: reveal-up 800ms cubic-bezier(.2,.7,.3,1) forwards;
}

.reveal.d1 { animation-delay: 120ms; }
.reveal.d2 { animation-delay: 240ms; }
.reveal.d3 { animation-delay: 360ms; }
.reveal.d4 { animation-delay: 480ms; }
.reveal.d5 { animation-delay: 600ms; }

@keyframes reveal-up {
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fade 1200ms ease-out forwards;
}

@keyframes fade {
  from { opacity: 0; }
  to { opacity: 1; }
}