/* Cuatro Pilares — tokens y base del sistema de diseño (SPEC §6, D-006).
   Portado del prototipo "KB Coach". Fuentes auto-alojadas (Ley 1: sin CDN). */

/* ── fuentes ─────────────────────────────────────────────────────────── */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/static/fonts/archivo-latin-100-900-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/static/fonts/archivo-latin-ext-100-900-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF,
    U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F,
    U+A720-A7FF;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url('/static/fonts/jetbrains-mono-latin-100-800-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Source Serif 4';
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url('/static/fonts/source-serif-latin-200-900-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Source Serif 4';
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
  src: url('/static/fonts/source-serif-latin-200-900-italic.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ── tokens ──────────────────────────────────────────────────────────── */
:root {
  --bg: #0A0A0B;
  --surface: #14141A;
  --surface-2: #1C1C24;
  --surface-3: #24242E;
  --border: #1F1F28;
  --border-strong: #2C2C38;
  --text: #F5F5F5;
  --text-dim: #8A8A95;
  --text-faint: #5A5A63;
  --accent: #CFFF4E;
  --accent-dim: #9BC42E;
  --warn: #FF6B2C;
  --danger: #FF3B5C;
  --cyan: #4EE4D4;

  --font-display: 'Archivo', -apple-system, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --font-serif: 'Source Serif 4', Georgia, serif; /* SOLO contemplativo (SPEC §6) */

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ── base ────────────────────────────────────────────────────────────── */
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  font-family: var(--font-display);
  color: var(--text);
  min-height: 100vh;
  overscroll-behavior-y: none;
  /* PWA iOS: nada de paneo lateral — el único scroll horizontal vive en
     los contenedores .scroll-x explícitos */
  overflow-x: hidden;
  overscroll-behavior-x: none;
  width: 100%;
  -webkit-text-size-adjust: 100%;
}
button { font-family: inherit; }
input, textarea { font-family: inherit; font-size: 16px; }
/* iOS hace zoom al enfocar inputs con fuente <16px; nunca bajar de ahí */
::-webkit-scrollbar { display: none; }
body { -ms-overflow-style: none; scrollbar-width: none; }

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.serif { font-family: var(--font-serif); }
.upper { text-transform: uppercase; letter-spacing: 0.12em; }

.scroll-y { overflow-y: auto; overflow-x: hidden; -webkit-overflow-scrolling: touch; }
.scroll-x { overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }