/* Academia ChileMáquina — hoja de estilos (mobile-first) */
:root {
  --navy: #0f2742;
  --navy-2: #173a5e;
  --gold: #e8b53a;
  --paper: #f7f5f0;
  --red: #d1495b;
  --teal: #1f8a8a;
  --ink: #1b2430;
  --muted: #5a6573;
  --line: #e2ddd2;
  --white: #ffffff;
  --radius: 12px;
  --gutter: 16px;
  --max: 1120px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  overflow-wrap: break-word;
}
img, video { max-width: 100%; display: block; }
a { color: var(--teal); }
a:hover { color: var(--navy); }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: var(--gutter); top: 8px; background: var(--white); padding: 8px 12px; z-index: 10; }

/* Encabezado */
.site-header { background: var(--navy); color: var(--white); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 60px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.brand { color: var(--white); text-decoration: none; font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; }
.brand span { color: var(--gold); }
.brand small { display: block; font-weight: 500; font-size: 0.75rem; color: #c9d3df; letter-spacing: 0.04em; text-transform: uppercase; }
.site-nav { display: flex; gap: 16px; flex-wrap: wrap; }
.site-nav a { color: var(--white); text-decoration: none; font-size: 0.9rem; font-weight: 600; }
.site-nav a:hover { color: var(--gold); }

/* Hero */
.hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%); color: var(--white); padding: 40px 0 48px; }
.hero .eyebrow { display: inline-block; background: var(--gold); color: var(--navy); font-weight: 700; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; padding: 4px 10px; border-radius: 999px; }
.hero h1 { font-size: clamp(1.75rem, 6vw, 2.75rem); line-height: 1.15; margin: 14px 0 12px; letter-spacing: -0.02em; }
.hero h1 .dash { color: var(--gold); }
.hero p { max-width: 640px; color: #dbe3ec; font-size: 1.05rem; margin: 0; }

/* Secciones */
main { padding: 32px 0 48px; }
.section-title { font-size: 1.4rem; color: var(--navy); margin: 0 0 16px; letter-spacing: -0.01em; }

/* Tarjetas */
.grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 1px 2px rgba(15,39,66,.06); transition: transform .15s ease, box-shadow .15s ease; }
.card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(15,39,66,.12); }
.card-thumb { position: relative; aspect-ratio: 16 / 9; background: var(--navy); }
.card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.badge-time { position: absolute; right: 10px; bottom: 10px; background: rgba(15,39,66,.9); color: var(--white); font-size: 0.8rem; font-weight: 700; padding: 3px 8px; border-radius: 6px; }
.card-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-body h3 { margin: 0; font-size: 1.15rem; line-height: 1.3; color: var(--navy); }
.card-body .meta { margin: 0; font-size: 0.9rem; color: var(--muted); }
.card-body .meta strong { color: var(--ink); }
.card-body .btn { margin-top: auto; align-self: flex-start; }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 18px; border-radius: 10px; font-weight: 700; font-size: 0.95rem; text-decoration: none; border: 2px solid transparent; cursor: pointer; text-align: center; }
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--navy-2); color: var(--white); }
.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { background: #f0c45a; color: var(--navy); }
.btn-wa { background: var(--teal); color: var(--white); }
.btn-wa:hover { background: #197373; color: var(--white); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-lg { min-height: 52px; padding: 14px 22px; font-size: 1.05rem; width: 100%; }

/* Página de tutorial */
.breadcrumb { font-size: 0.85rem; color: #c9d3df; margin: 0 0 8px; }
.breadcrumb a { color: var(--gold); }
.tutorial-hero { padding: 28px 0 32px; }
.tutorial-hero h1 { font-size: clamp(1.6rem, 5.5vw, 2.4rem); margin: 6px 0 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; padding: 0; list-style: none; }
.chips li { background: rgba(255,255,255,.12); color: var(--white); font-size: 0.85rem; padding: 4px 10px; border-radius: 999px; }
.chips li strong { color: var(--gold); }

.video-box { background: #000; border-radius: var(--radius); overflow: hidden; box-shadow: 0 8px 28px rgba(15,39,66,.18); }
.video-box video { width: 100%; height: auto; aspect-ratio: 16 / 9; background: #000; }

.download { margin: 20px 0 8px; }
.download .note { font-size: 0.85rem; color: var(--muted); margin: 8px 0 0; }

.layout { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 24px; }
.panel { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.panel h2 { font-size: 1.2rem; color: var(--navy); margin: 0 0 12px; }
.panel ul { margin: 0; padding-left: 20px; }
.panel li + li { margin-top: 6px; }

.steps { list-style: none; counter-reset: paso; margin: 0; padding: 0; }
.steps li { counter-increment: paso; position: relative; padding: 0 0 18px 48px; }
.steps li:last-child { padding-bottom: 0; }
.steps li::before { content: counter(paso); position: absolute; left: 0; top: 0; width: 34px; height: 34px; border-radius: 50%; background: var(--navy); color: var(--gold); font-weight: 800; display: grid; place-items: center; }
.steps h3 { margin: 4px 0 4px; font-size: 1.02rem; color: var(--navy); }
.steps p { margin: 0; color: var(--ink); }

.measures { display: grid; grid-template-columns: 1fr; gap: 10px; margin: 0; }
.measures div { background: var(--paper); border-left: 4px solid var(--gold); border-radius: 8px; padding: 10px 12px; }
.measures dt { font-weight: 700; color: var(--navy); font-size: 0.9rem; }
.measures dd { margin: 2px 0 0; }

.products { display: grid; grid-template-columns: 1fr; gap: 12px; }
.product { display: block; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; text-decoration: none; color: var(--ink); }
.product:hover { border-color: var(--teal); color: var(--ink); }
.product strong { display: block; color: var(--navy); }
.product span { font-size: 0.85rem; color: var(--teal); font-weight: 600; }

.contact { background: var(--navy); color: var(--white); border-radius: var(--radius); padding: 24px 20px; margin-top: 32px; }
.contact h2 { margin: 0 0 6px; font-size: 1.25rem; }
.contact p { margin: 0 0 16px; color: #dbe3ec; }

/* Pie */
.site-footer { background: var(--navy); color: #c9d3df; font-size: 0.9rem; padding: 24px 0; }
.site-footer a { color: var(--gold); }
.site-footer p { margin: 4px 0; }

/* 404 */
.notfound { text-align: center; padding: 64px 0; }
.notfound h1 { font-size: 3rem; color: var(--red); margin: 0; }

@media (min-width: 640px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .measures { grid-template-columns: repeat(3, 1fr); }
  .products { grid-template-columns: repeat(2, 1fr); }
  .btn-lg { width: auto; }
}
@media (min-width: 960px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .hero { padding: 64px 0 72px; }
  .layout { grid-template-columns: 1fr 2fr; align-items: start; }
  .contact { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
  .contact p { margin: 0; }
}
@media (prefers-reduced-motion: reduce) { .card, .card:hover { transition: none; transform: none; } }