/* Shared tokens and primitives for the personal site and the CV. */

:root {
  --bg: #f6f5f1;
  --surface: #ffffff;
  --ink: #15191f;
  --muted: #5a616d;
  --line: #e3e0d8;
  --accent: #1f4e8c;
  --accent-soft: #e6edf7;
  --on-accent: #ffffff;

  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --radius: 14px;
  --gutter: clamp(16px, 4vw, 40px);
  --maxw: 1080px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1216;
    --surface: #161a20;
    --ink: #ecebe7;
    --muted: #9ba2ad;
    --line: #272c34;
    --accent: #86abe3;
    --accent-soft: #1b2636;
    --on-accent: #0f1216;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0f1216;
  --surface: #161a20;
  --ink: #ecebe7;
  --muted: #9ba2ad;
  --line: #272c34;
  --accent: #86abe3;
  --accent-soft: #1b2636;
  --on-accent: #0f1216;
  color-scheme: dark;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Bilingual content: every translatable element carries data-l="en" or data-l="es". */
html[data-lang="en"] [data-l="es"],
html[data-lang="es"] [data-l="en"] {
  display: none !important;
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px;
  background: var(--surface);
}

.lang-toggle button {
  font: 600 12px/1 var(--font-body);
  letter-spacing: 0.06em;
  color: var(--muted);
  background: none;
  border: 0;
  border-radius: 999px;
  padding: 7px 11px;
  cursor: pointer;
}

.lang-toggle button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--bg);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 600 15px/1 var(--font-body);
  text-decoration: none;
  padding: 13px 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--surface);
  transition: border-color 0.15s, transform 0.15s;
}

.btn:hover {
  border-color: var(--ink);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}

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

.btn svg {
  width: 17px;
  height: 17px;
  flex: none;
}