/* Look Note — tokens del sistema de diseño (ver ds/look-note/tokens.json) */
:root, [data-theme="light"] {
  --bg: #f6f6fa; --bg-deep: #ffffff; --surface: #ffffff; --surface-raised: #eef0f7;
  --line: #dcdfe9; --line-strong: #7f88a3;
  --ink: #15192b; --ink-muted: #555d78; --ink-faint: #8a91a8;
  --brand: #4f66d9; --brand-2: #6a3f95; --brand-soft: #e6eaff; --on-brand: #ffffff; --pencil: #15192b;
  --success: #2e7d32; --danger: #c62828; --warning: #9a5b00; --focus: #15192b;
  --shadow-card: 0 1px 2px 0 #15192b14, 0 8px 24px -12px #15192b33;
  --shadow-phone: 0 32px 80px -24px #15192b66;
}
.dark, [data-theme="dark"] {
  --bg: #1a1a2e; --bg-deep: #11192c; --surface: #16213e; --surface-raised: #1f2b4d;
  --line: #2a3658; --line-strong: #5f6e99;
  --ink: #f4f4f5; --ink-muted: #b6bccb; --ink-faint: #7e838d;
  --brand: #667eea; --brand-2: #764ba2; --brand-soft: #2a3466; --on-brand: #ffffff; --pencil: #dcdde0;
  --success: #4caf50; --danger: #ff6b6b; --warning: #ffb74d; --focus: #ffffff;
  --shadow-card: 0 1px 0 0 #2a3658;
  --shadow-phone: 0 32px 80px -24px #000000cc;
}
:root { --font-sans: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif; --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --radius-sm: 8px; --radius-md: 14px; --radius-lg: 24px; --radius-pill: 999px; }

body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font-sans); font-size: 15px; line-height: 24px; -webkit-font-smoothing: antialiased; }
* { box-sizing: border-box; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4, p { margin: 0; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

.display-xl { font-size: clamp(40px, 6vw, 64px); line-height: 1; font-weight: 800; letter-spacing: -0.03em; }
.display-lg { font-size: clamp(30px, 4vw, 44px); line-height: 1.05; font-weight: 800; letter-spacing: -0.025em; }
.display-md { font-size: 28px; line-height: 1.15; font-weight: 700; letter-spacing: -0.02em; }
.title { font-size: 18px; line-height: 24px; font-weight: 700; }
.body-lg { font-size: 18px; line-height: 28px; }
.label { font-size: 13px; line-height: 16px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.caption { font-size: 12px; line-height: 16px; font-weight: 500; color: var(--ink-muted); }
.muted { color: var(--ink-muted); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 48px; padding: 0 22px; border-radius: var(--radius-md); font: 700 19px/1 var(--font-sans); letter-spacing: -0.01em; border: 0; cursor: pointer; color: var(--ink); background: var(--surface); box-shadow: inset 0 0 0 1px var(--line-strong); text-decoration: none; transition: filter .3s ease-out; }
.btn:hover { filter: brightness(1.06); text-decoration: none; }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.btn-primary { color: var(--on-brand); background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: none; }
.btn-store { border-radius: var(--radius-pill); background: var(--ink); color: var(--bg); box-shadow: none; padding: 0 22px 0 18px; gap: 10px; height: 56px; }
.btn-store small { display: block; font: 600 11px/1 var(--font-sans); letter-spacing: .04em; opacity: .8; margin-bottom: 4px; text-transform: uppercase; }
.btn-store span { display: block; font: 700 17px/1 var(--font-sans); }
.btn-store svg { width: 24px; height: 24px; }

.icon { width: 24px; height: 24px; stroke: currentColor; fill: none; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; flex: none; }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: var(--radius-sm); background: var(--brand-soft); color: var(--ink); font: 600 13px/16px var(--font-sans); letter-spacing: .04em; text-transform: uppercase; }

.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; height: auto; padding: 16px 0; }
.nav-links { display: flex; gap: 24px; flex-wrap: wrap; align-items: center; }
.nav-links a { color: var(--ink-muted); font-weight: 600; font-size: 15px; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }

.prose p + p, .prose ul + p, .prose p + ul { margin-top: 12px; }
.prose h2 { margin: 40px 0 12px; }
.prose h3 { margin: 24px 0 8px; font-size: 20px; line-height: 28px; font-weight: 700; }
.prose ul { padding-left: 22px; margin: 0; }
.prose li + li { margin-top: 6px; }
.prose code { font: 500 13px/20px var(--font-mono); background: var(--surface-raised); padding: 1px 6px; border-radius: 6px; }

.footer a { color: var(--ink-muted); }
.footer a:hover { color: var(--ink); }

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