/* Outfit y Fraunces, SIL Open Font License. Archivos en /fonts. */

@font-face {
  font-family: "Outfit";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/outfit-latin-400-normal.woff2") format("woff2");
}

@font-face {
  font-family: "Outfit";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/outfit-latin-500-normal.woff2") format("woff2");
}

@font-face {
  font-family: "Outfit";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/outfit-latin-600-normal.woff2") format("woff2");
}

@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/fraunces-latin-500-normal.woff2") format("woff2");
}

@font-face {
  font-family: "Fraunces";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/fraunces-latin-600-normal.woff2") format("woff2");
}

:root {
  --bg: #f4efe6;
  --bg-elev: #fffdf8;
  --ink: #1b1612;
  --muted: #5c5146;
  --line: #e3d5c2;
  --accent: #8f3412;
  --accent-ink: #fff8f3;
  --banner: #8a3010;
  --banner-ink: #fff6ee;
  --ok: #0d5c3b;
  --ok-bg: #e4f3ea;
  --warn: #8a2e12;
  --warn-bg: #fde8df;
  --chip: #f3e6d6;
  --shadow: 0 18px 40px rgb(60 36 16 / 8%);
  --radius: 18px;
  --radius-sm: 10px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2.25rem;
  --space-7: 3.5rem;
  --font-ui: "Outfit", "Segoe UI", sans-serif;
  --font-display: "Fraunces", "Iowan Old Style", Palatino, serif;
  --max: 72rem;
  --content: 40rem;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12110e;
    --bg-elev: #1e1b17;
    --ink: #f6f1e8;
    --muted: #d2c3b0;
    --line: #3c352d;
    --accent: #f0c19a;
    --accent-ink: #1b1612;
    --banner: #e8b48a;
    --banner-ink: #1b1612;
    --ok: #b7ebc9;
    --ok-bg: #163528;
    --warn: #ffc7b0;
    --warn-bg: #3a2218;
    --chip: #2a241e;
    --shadow: 0 18px 40px rgb(0 0 0 / 35%);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #12110e;
  --bg-elev: #1e1b17;
  --ink: #f6f1e8;
  --muted: #d2c3b0;
  --line: #3c352d;
  --accent: #f0c19a;
  --accent-ink: #1b1612;
  --banner: #e8b48a;
  --banner-ink: #1b1612;
  --ok: #b7ebc9;
  --ok-bg: #163528;
  --warn: #ffc7b0;
  --warn-bg: #3a2218;
  --chip: #2a241e;
  --shadow: 0 18px 40px rgb(0 0 0 / 35%);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #f4efe6;
  --bg-elev: #fffdf8;
  --ink: #1b1612;
  --muted: #5c5146;
  --line: #e3d5c2;
  --accent: #8f3412;
  --accent-ink: #fff8f3;
  --banner: #8a3010;
  --banner-ink: #fff6ee;
  --ok: #0d5c3b;
  --ok-bg: #e4f3ea;
  --warn: #8a2e12;
  --warn-bg: #fde8df;
  --chip: #f3e6d6;
  --shadow: 0 18px 40px rgb(60 36 16 / 8%);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% -10%, rgb(196 85 26 / 16%), transparent 32rem),
    var(--bg);
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.5;
}

h1,
h2,
.display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

h1 {
  margin: 0 0 var(--space-3);
  font-size: clamp(2.4rem, 6vw, 4.6rem);
}

h2 {
  margin: 0 0 var(--space-2);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

p {
  margin: 0.35rem 0;
}

a {
  color: var(--accent);
}

button,
input,
select {
  font: inherit;
  color: inherit;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.7rem 1.1rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

button:hover,
.button:hover {
  transform: translateY(-1px);
}

.button-quiet,
nav button {
  background: var(--chip);
  color: var(--ink);
  border-color: var(--line);
}

.banner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  align-items: center;
  justify-content: space-between;
  background: var(--banner);
  color: var(--banner-ink);
  padding: 0.55rem 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.theme-toggle {
  background: transparent;
  color: var(--banner-ink);
  border: 1px solid color-mix(in srgb, var(--banner-ink) 45%, transparent);
  padding: 0.35rem 0.8rem;
  white-space: nowrap;
  flex: none;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  max-width: var(--max);
  margin: 0 auto;
  padding: var(--space-4) var(--space-4) 0;
}

.wordmark {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--ink);
  text-decoration: none;
}

.top-links {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.wrap {
  max-width: var(--content);
  margin: 0 auto;
  padding: var(--space-4);
}

.wrap-wide {
  max-width: var(--max);
}

.hero {
  display: grid;
  gap: var(--space-5);
  padding: var(--space-6) 0 var(--space-5);
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.badge {
  border-radius: 999px;
  background: var(--warn-bg);
  color: var(--warn);
  padding: 0.15rem 0.55rem;
  letter-spacing: 0.06em;
}

.lede {
  font-size: 1.15rem;
  max-width: 38rem;
  color: var(--muted);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.grid {
  display: grid;
  gap: var(--space-3);
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--space-4);
  margin: var(--space-3) 0;
}

.card h2,
.card h1 {
  font-size: 1.7rem;
}

.feature-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.diagram {
  display: grid;
  gap: var(--space-2);
}

.diagram span {
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  background: var(--chip);
}

.amount {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 7vw, 3.4rem);
  font-variant-numeric: tabular-nums;
  margin: 0;
}

.mono {
  font-family: ui-monospace, "SFMono-Regular", monospace;
  word-break: break-all;
}

.warn {
  color: var(--warn);
  background: var(--warn-bg);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
}

.ok {
  color: var(--ok);
  background: var(--ok-bg);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
}

.row,
.nav-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

label {
  display: grid;
  gap: var(--space-1);
  margin: var(--space-3) 0;
  font-weight: 500;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg);
  padding: 0.7rem 0.8rem;
}

.network-grid {
  display: grid;
  gap: var(--space-3);
}

.network-grid button {
  text-align: left;
  border-radius: var(--radius);
  padding: var(--space-4);
}

.qr {
  width: 196px;
  height: 196px;
  border-radius: var(--radius-sm);
  background: white;
  padding: var(--space-2);
}

.stat-grid {
  display: grid;
  gap: var(--space-3);
}

.stat dt {
  color: var(--muted);
  font-size: 0.85rem;
}

.stat dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.chart {
  width: 100%;
  height: 9rem;
  display: block;
}

.chart-bar {
  fill: var(--accent);
}

.chart-label {
  fill: var(--muted);
  font-size: 3.2px;
  font-family: var(--font-ui);
}

.empty {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: var(--space-5) var(--space-4);
  text-align: center;
}

.empty-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 0;
}

.skeleton {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-4) 0;
}

.skeleton-bar {
  display: block;
  height: 0.9rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--line), var(--bg-elev), var(--line));
  background-size: 200% 100%;
  animation: shimmer 1.2s ease infinite;
}

.skeleton-bar.short {
  width: 55%;
}

.list-item {
  display: grid;
  gap: 0.15rem;
  padding: var(--space-3) 0;
  border-top: 1px solid var(--line);
}

.footer {
  color: var(--muted);
  padding: var(--space-6) 0 var(--space-4);
  font-size: 0.92rem;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (min-width: 720px) {
  .hero {
    grid-template-columns: 1.3fr 0.7fr;
    align-items: end;
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }

  .network-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stat-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .diagram {
    grid-template-columns: repeat(3, 1fr);
  }
}

@keyframes shimmer {
  from {
    background-position: 100% 0;
  }
  to {
    background-position: -100% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none;
    transition: none;
  }
}