/* Quelora — design tokens
   Brand: #0055d4 (primary) / #4a90e2 (accent).
   Theme: light-first surface with full dark counterpart.
   Density: --density-scale rescales paddings & type. */

:root {
  /* Brand */
  --brand: #0055d4;
  --brand-ink: #ffffff;
  --brand-hover: #0048b3;
  --brand-soft: rgba(0, 85, 212, 0.08);
  --brand-line: rgba(0, 85, 212, 0.25);
  --accent: #4a90e2;

  /* Neutrals — light */
  --bg: #fafafa;
  --bg-elev: #ffffff;
  --surface: #ffffff;
  --surface-2: #f5f5f6;
  --surface-3: #ededee;
  --ink: #09090b;
  --ink-2: #18181b;
  --muted: #71717a;
  --muted-2: #a1a1aa;
  --line: rgba(9, 9, 11, 0.08);
  --line-strong: rgba(9, 9, 11, 0.14);
  --code-bg: #0a0a0a;
  --code-ink: #ededee;

  /* Status */
  --ok: #16a34a;
  --warn: #b45309;
  --danger: #dc2626;

  /* Type */
  --font-sans: 'Geist', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'Geist Mono', ui-monospace, 'SF Mono', 'JetBrains Mono', monospace;

  /* Density */
  --density-scale: 1;
  --gap-1: calc(4px * var(--density-scale));
  --gap-2: calc(8px * var(--density-scale));
  --gap-3: calc(12px * var(--density-scale));
  --gap-4: calc(16px * var(--density-scale));
  --gap-5: calc(24px * var(--density-scale));
  --gap-6: calc(32px * var(--density-scale));
  --gap-7: calc(48px * var(--density-scale));
  --gap-8: calc(72px * var(--density-scale));
  --gap-9: calc(96px * var(--density-scale));
  --gap-10: calc(128px * var(--density-scale));

  --fs-12: calc(12px * var(--density-scale));
  --fs-13: calc(13px * var(--density-scale));
  --fs-14: calc(14px * var(--density-scale));
  --fs-15: calc(15px * var(--density-scale));
  --fs-16: calc(16px * var(--density-scale));
  --fs-18: calc(18px * var(--density-scale));
  --fs-20: calc(20px * var(--density-scale));
  --fs-24: calc(24px * var(--density-scale));
  --fs-28: calc(28px * var(--density-scale));
  --fs-32: calc(32px * var(--density-scale));
  --fs-40: calc(40px * var(--density-scale));
  --fs-56: calc(56px * var(--density-scale));
  --fs-72: calc(72px * var(--density-scale));

  /* Radii */
  --r-1: 4px;
  --r-2: 6px;
  --r-3: 10px;
  --r-4: 14px;
  --r-5: 20px;
  --r-full: 999px;

  /* Shadows */
  --shadow-1: 0 1px 2px rgba(9, 9, 11, 0.04), 0 0 0 1px rgba(9, 9, 11, 0.04);
  --shadow-2: 0 4px 14px rgba(9, 9, 11, 0.06), 0 0 0 1px rgba(9, 9, 11, 0.05);
  --shadow-3: 0 18px 40px rgba(9, 9, 11, 0.10), 0 0 0 1px rgba(9, 9, 11, 0.06);

  /* Layout */
  --container: 1200px;
  --nav-h: 64px;
}

html[data-theme="dark"] {
  --bg: #0a0a0b;
  --bg-elev: #111114;
  --surface: #131316;
  --surface-2: #18181c;
  --surface-3: #1f1f24;
  --ink: #f7f7f8;
  --ink-2: #e4e4e7;
  --muted: #a1a1aa;
  --muted-2: #71717a;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --code-bg: #050507;
  --code-ink: #ededee;
  --brand: #5e9aff;
  --brand-hover: #7eb0ff;
  --brand-soft: rgba(94, 154, 255, 0.12);
  --brand-line: rgba(94, 154, 255, 0.28);
  --accent: #4a90e2;
  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.04);
  --shadow-2: 0 6px 20px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --shadow-3: 0 24px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.06);
}

html[data-density="compact"] {
  --density-scale: 0.86;
}

/* Base reset */
*,
*::before,
*::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-16);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  transition: background-color 0.18s ease, color 0.18s ease;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}

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

::selection { background: var(--brand); color: var(--brand-ink); }

/* Shared atoms */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gap-5);
  padding-right: var(--gap-5);
}

.q-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-2);
  height: calc(40px * var(--density-scale));
  padding: 0 calc(18px * var(--density-scale));
  border-radius: var(--r-full);
  font-size: var(--fs-14);
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.q-btn:active { transform: translateY(0.5px); }

.q-btn--primary {
  background: var(--ink);
  color: var(--bg);
}
.q-btn--primary:hover { background: var(--ink-2); }

.q-btn--brand {
  background: var(--brand);
  color: var(--brand-ink);
}
.q-btn--brand:hover { background: var(--brand-hover); }

.q-btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.q-btn--ghost:hover { background: var(--surface-2); border-color: var(--ink); }

.q-btn--mini {
  height: calc(32px * var(--density-scale));
  padding: 0 calc(12px * var(--density-scale));
  font-size: var(--fs-13);
}

.q-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-2);
  height: calc(26px * var(--density-scale));
  padding: 0 var(--gap-3);
  border-radius: var(--r-full);
  font-size: var(--fs-12);
  font-weight: 500;
  color: var(--muted);
  border: 1px solid var(--line);
  background: var(--surface);
}

.q-chip--brand {
  background: var(--brand-soft);
  border-color: var(--brand-line);
  color: var(--brand);
}
.q-chip--ok {
  background: color-mix(in srgb, var(--ok) 10%, transparent);
  border-color: color-mix(in srgb, var(--ok) 30%, transparent);
  color: var(--ok);
}
.q-chip--warn {
  background: color-mix(in srgb, #b45309 9%, transparent);
  border-color: color-mix(in srgb, #b45309 30%, transparent);
  color: #b45309;
}
html[data-theme="dark"] .q-chip--warn {
  background: color-mix(in srgb, #fbbf24 10%, transparent);
  border-color: color-mix(in srgb, #fbbf24 28%, transparent);
  color: #fbbf24;
}

/* Group of chips (used on the edition cards) */
.q-chip-row {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.q-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 25%, transparent);
}

.q-kbd {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  padding: 1px 6px;
  border-radius: var(--r-2);
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
  color: var(--muted);
}

.q-eyebrow {
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand);
  margin: 0 0 var(--gap-4) 0;
}

.q-h1 {
  /* −20% vs the previous clamp(40,6.4vw,72) */
  font-size: clamp(32px, 5.12vw, calc(var(--fs-72) * 0.8));
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 600;
  margin: 0;
}
.q-h2 {
  font-size: clamp(28px, 3.6vw, var(--fs-40));
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 600;
  margin: 0;
}
.q-h3 {
  font-size: var(--fs-24);
  line-height: 1.2;
  letter-spacing: -0.018em;
  font-weight: 600;
  margin: 0;
}
.q-lead {
  font-size: var(--fs-18);
  line-height: 1.5;
  color: var(--muted);
  margin: 0;
  max-width: 64ch;
}

.q-mono { font-family: var(--font-mono); }

/* Hide based on lang */
html[data-lang="en"] [data-lang="es"],
html[data-lang="es"] [data-lang="en"] { display: none !important; }

/* Visually hidden */
.q-sr {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* Generic section */
.q-section {
  padding: var(--gap-9) 0;
  border-top: 1px solid var(--line);
}
.q-section--hero { padding-top: calc(var(--gap-9) + var(--gap-5)); padding-bottom: var(--gap-9); border-top: 0; }
.q-section__head { margin-bottom: var(--gap-7); max-width: 720px; }

/* Mobile spacing overrides */
@media (max-width: 720px) {
  .q-section { padding: var(--gap-7) 0; }
  .q-section__head { margin-bottom: var(--gap-5); }
}
@media (max-width: 480px) {
  .container { padding-left: var(--gap-4); padding-right: var(--gap-4); }
  .q-section { padding: var(--gap-6) 0; }
}

/* Quelora mark — uses the official icon, swaps with theme.
   Falls back to a brand-blue rounded "Q" if the image fails. */
.q-mark {
  display: inline-block;
  width: 28px; height: 28px;
  background-image: url('../assets/logo-icon.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  /* hide fallback text */
  font-size: 0;
  color: transparent;
  flex-shrink: 0;
}
html[data-theme="dark"] .q-mark {
  background-image: url('../assets/logo-icon-white.png');
}

/* Full wordmark — for hero / final CTA accents */
.q-wordmark {
  display: inline-block;
  height: 28px;
  background-image: url('../assets/logo.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: left center;
  font-size: 0;
  color: transparent;
  /* aspect: 1372 / 396 ≈ 3.46 */
  width: 97px;
}
html[data-theme="dark"] .q-wordmark {
  background-image: url('../assets/logo-white.png');
}