/* Sistema visual compartido con davidpalmero.dev (portafolio, Mara Vey,
   Paxl, Picklet): fondo casi negro, Manrope para el texto, DM Mono en
   mayúsculas para etiquetas, navegación y botones, y el melocotón del
   portafolio en titulares y botones. Cada proyecto lleva además su acento,
   usado con mesura: el de Tesela es lila (logo, mosaico, mejores resultados). */

@font-face {
  font-family: 'Manrope';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('fonts/manrope.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/dm-mono-regular.woff2') format('woff2');
}
@font-face {
  font-family: 'DM Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/dm-mono-medium.woff2') format('woff2');
}

:root {
  --bg: #09090a;
  --surface: #141416;
  --surface-2: #111113;
  --text: #f4f2ec;
  --muted: rgba(244, 242, 236, 0.66);
  --faint: rgba(244, 242, 236, 0.5);
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.2);
  --ink: #121213;
  /* Melocotón del portafolio: titulares, botones, enlaces. */
  --accent: #ffc2a9;
  --accent-strong: #ff7a4d;
  --accent-soft: rgba(255, 194, 169, 0.1);
  /* Acento de Tesela. */
  --tesela: #c4b5fd;
  --tesela-line: rgba(196, 181, 253, 0.34);
  --tesela-soft: rgba(196, 181, 253, 0.1);
  --good: #8fe08e;
  --bad: #f87171;
  --shadow: none;
  --radius: 18px;
  --mono: 'DM Mono', ui-monospace, Consolas, monospace;
  --sans: 'Manrope', 'Segoe UI', Arial, sans-serif;
  /* colores por códec */
  --c-tesela: #c4b5fd;
  --c-webp: #60a5fa;
  --c-avif: #4ade80;
  --c-jxl: #fbbf24;
  --c-jpeg: #a8a29e;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { color: var(--ink); background: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { letter-spacing: -0.03em; }

a { color: var(--accent); }
code, pre { font-family: var(--mono); font-size: 0.88em; }
pre {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  overflow-x: auto;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }

header.top {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(9, 9, 10, 0.92);
  backdrop-filter: blur(10px);
}
header.top .wrap { display: flex; align-items: center; gap: 14px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: -0.01em; text-decoration: none; color: var(--text); }
.logo { width: 26px; height: 26px; display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: 1fr 1fr; gap: 2px; }
.logo i { background: var(--tesela); border-radius: 3px; }
/* Marca del portafolio: vuelve a davidpalmero.dev. */
.dp {
  display: grid; place-items: center; width: 30px; height: 30px; flex: none;
  color: var(--ink); background: var(--accent); border-radius: 50%;
  font: 500 10.5px var(--mono); text-decoration: none;
}
.dp:hover { background: #ffd5c3; }
.dp + .brand { padding-left: 12px; border-left: 1px solid var(--border); }
.logo i:first-child { grid-row: span 2; }
.logo i:nth-child(3) { opacity: 0.55; }
nav.links { margin-left: auto; display: flex; gap: 2px; font: 11px var(--mono); letter-spacing: 0.06em; text-transform: uppercase; }
nav.links a { color: var(--muted); text-decoration: none; padding: 7px 11px; border-radius: 999px; }
nav.links a[aria-current='page'] { color: var(--text); background: rgba(255, 255, 255, 0.07); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.muted { color: var(--muted); }
.num { font-variant-numeric: tabular-nums; }

button, select, input[type='number'] {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
}
button { cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--ink); font-weight: 600; }
button:disabled { opacity: 0.5; cursor: default; }
input[type='range'] { accent-color: var(--accent); width: 100%; }
input[type='checkbox'] { accent-color: var(--accent); }

.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 7px; vertical-align: baseline; }

/* ------------------------------------------------------------ Sitio */

nav.links a.ext::after { content: ' ↗'; font-size: 0.85em; }
nav.links a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 22px; border-radius: 999px; text-decoration: none;
  font: 500 11px var(--mono); letter-spacing: 0.07em; text-transform: uppercase;
  border: 1px solid var(--border-strong); color: var(--text); background: transparent;
  transition: transform 0.2s, background 0.2s, border-color 0.2s;
}
.btn:hover { transform: translateY(-2px); background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.36); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--ink); }
.btn.primary:hover { background: #ffd5c3; }
@media (prefers-reduced-motion: reduce) { .btn, .btn:hover { transition: none; transform: none; } }

.eyebrow { font: 11px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin: 0 0 12px; }
.section { padding: 56px 0 0; }
.section h2 { font-size: 28px; letter-spacing: -0.02em; line-height: 1.2; margin: 0 0 10px; }
.section .lead { color: var(--muted); max-width: 720px; margin: 0 0 24px; font-size: 16.5px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.feature { padding: 20px 22px; }
.feature h3 { margin: 0 0 6px; font-size: 16px; }
.feature p { margin: 0; color: var(--muted); font-size: 14.5px; }
.feature .ico { width: 34px; height: 34px; border-radius: 9px; background: var(--tesela-soft); color: var(--tesela); display: grid; place-items: center; margin-bottom: 12px; }
.feature .ico svg { width: 18px; height: 18px; }

.tabs { display: inline-flex; gap: 4px; padding: 4px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.tabs button { border: 0; background: transparent; padding: 6px 14px; border-radius: 7px; color: var(--muted); font-weight: 600; }
.tabs button[aria-selected='true'] { background: rgba(255, 255, 255, 0.08); color: var(--text); }

table.data { width: 100%; border-collapse: collapse; font-size: 14.5px; }
table.data th, table.data td { padding: 10px 12px; text-align: right; border-bottom: 1px solid var(--border); white-space: nowrap; font-variant-numeric: tabular-nums; }
table.data th:first-child, table.data td:first-child { text-align: left; white-space: normal; }
table.data th { font: 10.5px var(--mono); text-transform: uppercase; letter-spacing: 0.07em; color: var(--muted); }
table.data tr:last-child td { border-bottom: 0; }
.tw { overflow-x: auto; }
.best { color: var(--tesela); font-weight: 700; }

footer.site { margin-top: 72px; border-top: 1px solid var(--border); background: var(--surface); }
footer.site .wrap { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 24px; padding-top: 36px; padding-bottom: 40px; font-size: 14px; }
footer.site h4 { margin: 0 0 10px; font: 10.5px var(--mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
footer.site .by { color: var(--faint); font: 10.5px var(--mono); letter-spacing: 0.06em; text-transform: uppercase; }
footer.site .by a { display: inline; color: var(--accent); }
footer.site a { display: block; color: var(--text); text-decoration: none; margin: 0 0 6px; }
footer.site a:hover { color: var(--accent); }
footer.site p { color: var(--muted); margin: 8px 0 0; max-width: 320px; }

@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: minmax(0, 1fr); }
  footer.site .wrap { grid-template-columns: 1fr 1fr; }
  .section h2 { font-size: 24px; }
}
@media (max-width: 560px) {
  nav.links { margin-left: 0; width: 100%; gap: 14px; flex-wrap: wrap; }
}