@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ============================== GIRAL Soporte & Academy — identidad de marca ============================== */
:root {
  /* marca */
  --green: #2F7BD6;
  --green-d: #256BC0;
  --green-dd: #1E5FAE;
  --green-subtle: #E4EFFB;
  --green-border: #C3DBF6;
  --blue: #6FB7FF;
  --blue-d: #2F7BD6;
  --blue-dd: #1E5FAE;
  --blue-subtle: #E4EFFB;
  --blue-border: #C3DBF6;
  --violet: #1E5FAE;
  --violet-dd: #12406F;
  --violet-subtle: #E4EFFB;
  --violet-border: #C3DBF6;
  --amber: #D97706;
  --amber-dd: #B45309;
  --amber-subtle: #FEF3C7;
  --amber-border: #FDE68A;
  --red: #DC2626;
  --red-dd: #B91C1C;
  --red-subtle: #FEE2E2;
  --red-border: #FECACA;

  --grad: linear-gradient(120deg, var(--green) 0%, var(--blue) 100%);
  --grad-logo: linear-gradient(120deg, var(--green) 0%, var(--blue) 55%, var(--violet) 100%);

  /* superficies / texto (tema claro) */
  --bg: #FFFFFF;
  --bg-soft: #F8FAFC;
  --card: #FFFFFF;
  --card-hover: #F8FAFC;
  --border: #E5EAF1;
  --border-strong: #D8E0EA;
  --text: #0F172A;
  --text-dim: #475569;
  --text-mut: #94A3B8;
  --brand: var(--green);
  --brand-2: var(--blue);
  --warn: var(--amber);
  --danger: var(--red);

  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 1080px;
  --shadow: 0 10px 30px -12px rgba(15,23,42,.18);
  --shadow-sm: 0 2px 8px -2px rgba(15,23,42,.10);
  --shadow-green: 0 14px 34px -12px rgba(47,123,214,.40);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background:
    radial-gradient(900px 480px at 88% -8%, rgba(59,130,246,.07) 0%, rgba(255,255,255,0) 60%),
    radial-gradient(820px 460px at 0% -6%, rgba(47,123,214,.08) 0%, rgba(255,255,255,0) 58%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue-d); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(255,255,255,.82);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; gap: 18px; height: 66px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand-logo { height: 28px; width: auto; display: block; }
.brand .dot { width: 11px; height: 11px; border-radius: 50%; background: var(--grad-logo); }
.brand small { color: var(--text-mut); font-weight: 600; font-size: 12px; border-left: 1px solid var(--border-strong); padding-left: 10px; }
.nav { margin-left: auto; display: flex; gap: 6px; }
.nav a {
  color: var(--text-dim); padding: 8px 14px; border-radius: 999px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent;
}
.nav a:hover { color: var(--text); text-decoration: none; background: var(--bg-soft); }
.nav a.active { color: var(--green-dd); background: var(--green-subtle); border-color: var(--green-border); }

/* ---------- Hero ---------- */
.hero { padding: 60px 0 26px; }
.hero h1 {
  font-size: clamp(28px, 5vw, 46px); line-height: 1.08; margin: 0 0 14px; letter-spacing: -.6px; font-weight: 800;
}
.hero h1 .grad, .grad-text {
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { color: var(--text-dim); font-size: 18px; max-width: 640px; margin: 0 0 26px; }
.hero .pill { display: inline-block; font-size: 12px; font-weight: 700; color: var(--green-dd); background: var(--green-subtle); border: 1px solid var(--green-border); padding: 5px 12px; border-radius: 999px; margin-bottom: 18px; }

/* ---------- Grid cards ---------- */
.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.three { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 820px){ .grid.two, .grid.three { grid-template-columns: 1fr; } }

.card {
  display: block; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; transition: .15s ease; color: var(--text); box-shadow: var(--shadow-sm);
}
a.card:hover { border-color: var(--green-border); transform: translateY(-3px); text-decoration: none; box-shadow: var(--shadow); }
.card h3 { margin: 0 0 8px; font-size: 20px; font-weight: 700; }
.card p { margin: 0; color: var(--text-dim); font-size: 15px; }
.card .meta { margin-top: 14px; color: var(--text-mut); font-size: 13px; display: flex; gap: 14px; flex-wrap: wrap; }
.card .cta { margin-top: 16px; color: var(--green-dd); font-weight: 700; font-size: 14px; }

.big-card { display: flex; flex-direction: column; min-height: 190px; }
.big-card .icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; background: var(--grad); color: #fff; margin-bottom: 16px; box-shadow: var(--shadow-green); }
.big-card .icon svg { width: 26px; height: 26px; }

/* #home-stats numbers */
#home-stats .card h3 { font-size: 30px; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Phase badge ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: var(--bg-soft); border: 1px solid var(--border); color: var(--text-dim); }
.badge.p1 { color: var(--green-dd); background: var(--green-subtle); border-color: var(--green-border); }
.badge.p2 { color: var(--blue-dd); background: var(--blue-subtle); border-color: var(--blue-border); }
.badge.p3 { color: var(--amber-dd); background: var(--amber-subtle); border-color: var(--amber-border); }
.badge.p4 { color: var(--violet-dd); background: var(--violet-subtle); border-color: var(--violet-border); }
.badge.p5 { color: var(--red-dd); background: var(--red-subtle); border-color: var(--red-border); }
.badge.p6 { color: var(--green-dd); background: var(--green-subtle); border-color: var(--green-border); }
.badge.p7 { color: var(--blue-dd); background: var(--blue-subtle); border-color: var(--blue-border); }
.badge.p8 { color: var(--amber-dd); background: var(--amber-subtle); border-color: var(--amber-border); }
.badge.p9 { color: var(--violet-dd); background: var(--violet-subtle); border-color: var(--violet-border); }
.badge.p10 { color: var(--red-dd); background: var(--red-subtle); border-color: var(--red-border); }
.badge.p11 { color: var(--blue-dd); background: var(--blue-subtle); border-color: var(--blue-border); }

.section-title { margin: 40px 0 16px; font-size: 13px; text-transform: uppercase; letter-spacing: 1.4px; color: var(--text-mut); font-weight: 700; }

/* ---------- Phase block (academy) ---------- */
.phase { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 18px; box-shadow: var(--shadow-sm); }
.phase-head { display: flex; align-items: center; gap: 14px; margin-bottom: 10px; }
.phase-head-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.phase-head-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.phase-head h2 { margin: 0; font-size: 21px; font-weight: 700; }
.phase-icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; border: 1px solid var(--border); }
.phase-icon svg { width: 24px; height: 24px; }
.phase-icon.p1 { background: var(--green-subtle); color: var(--green-dd); border-color: var(--green-border); }
.phase-icon.p2 { background: var(--blue-subtle); color: var(--blue-dd); border-color: var(--blue-border); }
.phase-icon.p3 { background: var(--amber-subtle); color: var(--amber-dd); border-color: var(--amber-border); }
.phase-icon.p4 { background: var(--violet-subtle); color: var(--violet-dd); border-color: var(--violet-border); }
.phase-icon.p5 { background: var(--red-subtle); color: var(--red-dd); border-color: var(--red-border); }
.phase-icon.p6 { background: var(--green-subtle); color: var(--green-dd); border-color: var(--green-border); }
.phase-icon.p7 { background: var(--blue-subtle); color: var(--blue-dd); border-color: var(--blue-border); }
.phase-icon.p8 { background: var(--amber-subtle); color: var(--amber-dd); border-color: var(--amber-border); }
.phase-icon.p9 { background: var(--violet-subtle); color: var(--violet-dd); border-color: var(--violet-border); }
.phase-icon.p10 { background: var(--red-subtle); color: var(--red-dd); border-color: var(--red-border); }
.phase-icon.p11 { background: var(--blue-subtle); color: var(--blue-dd); border-color: var(--blue-border); }

/* ---------- Práctica (corrección con IA) ---------- */
.practice-wrap { margin: 28px 0 8px; padding: 20px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.practice-h { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.practice-ico { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: var(--violet-subtle); color: var(--violet-dd); border: 1px solid var(--violet-border); flex-shrink: 0; }
.practice-ico svg { width: 22px; height: 22px; }
.practice-h h2 { margin: 0; font-size: 18px; font-weight: 700; }
.practice-sub { margin: 2px 0 0; font-size: 13px; color: var(--text-mut); }
.practice-card { border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; margin-top: 12px; background: var(--bg-soft); }
.pc-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pc-top strong { font-size: 15px; }
.pc-instr { font-size: 14px; color: var(--text-dim); margin: 6px 0 0; }
.pc-instr p { margin: 4px 0; }
.pr-badge { font-size: 11.5px; font-weight: 700; padding: 2px 9px; border-radius: 999px; background: var(--card); border: 1px solid var(--border); color: var(--text-mut); }
.pr-badge.ok { color: var(--green-dd); background: var(--green-subtle); border-color: var(--green-border); }
.pc-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
/* Botones de práctica: altos y ocupando el ancho del cuadro (50/50), como "Marcar como completada". */
.pc-actions .pr-btn { flex: 1 1 200px; min-height: 52px; padding: 12px 18px; font-size: 14.5px; display: inline-flex; align-items: center; justify-content: center; }
.pr-btn { font-size: 13px; font-weight: 600; padding: 8px 14px; border-radius: 9px; border: 1px solid var(--border); background: var(--card); color: var(--text); cursor: pointer; }
.pr-btn:hover { border-color: var(--text-mut); }
.pr-btn.primary { background: var(--violet-dd); color: #fff; border-color: transparent; }
/* CTA estrella: "Abrir mi Negocio de práctica" con el degradé de marca MOBU */
.pr-btn.pr-open { background: var(--grad-logo); color: #fff; border-color: transparent; box-shadow: var(--shadow-green); font-weight: 700; }
.pr-btn.pr-open:hover { border-color: transparent; filter: brightness(1.06); transform: translateY(-1px); }
.pr-btn.pr-open:active { transform: translateY(0); }
.pr-btn:disabled { opacity: .6; cursor: default; }
.pc-result { margin-top: 12px; padding: 12px 14px; border-radius: 10px; font-size: 13.5px; border: 1px solid var(--border); background: var(--card); }
.pc-result.ok { background: var(--green-subtle); border-color: var(--green-border); color: var(--green-dd); }
.pc-result.warn { background: var(--amber-subtle); border-color: var(--amber-border); color: var(--amber-dd); }
.pc-result.err { background: var(--red-subtle); border-color: var(--red-border); color: var(--red-dd); }
.pv-head { font-weight: 700; margin-bottom: 4px; }
.pv-fb { line-height: 1.5; }
.pv-chk { margin: 8px 0 0; padding-left: 2px; list-style: none; }
.pv-chk li { font-size: 13px; margin: 3px 0; }
.pv-chk li.no { opacity: .85; }
.pc-embed { margin-top: 12px; }
.pc-iframe { width: 100%; height: 620px; border: 1px solid var(--border); border-radius: 10px; background: var(--card); display: block; }
.pc-embed-foot { margin-top: 6px; font-size: 12.5px; color: var(--text-mut); }
.pc-embed-foot a { color: var(--violet-dd); }
.pc-manual { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.pc-url { flex: 1; min-width: 220px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px; background: var(--card); color: var(--text); }

/* ============================== Mobile hardening ============================== */
img, iframe, pre, video { max-width: 100%; }
.pc-result { overflow-wrap: anywhere; }
@media (max-width: 640px) {
  .container { padding: 0 14px; }
  .site-header .container { gap: 10px; flex-wrap: wrap; height: auto; min-height: 56px; padding-top: 8px; padding-bottom: 8px; }
  .brand small { display: none; }
  .nav { margin-left: auto; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
  .nav a { padding: 7px 11px; font-size: 13px; }
  .hero { padding: 36px 0 18px; }
  .hero p { font-size: 16px; }
  .prose { max-width: 100%; }
  .prose h1 { font-size: 23px; }
  .prose h2 { font-size: 18px; }
  /* Práctica: botones full-width táctiles y layout en columna */
  .practice-wrap { padding: 16px 14px; }
  .practice-card { padding: 13px 14px; }
  .practice-h h2 { font-size: 17px; }
  .pc-actions { gap: 8px; }
  .pr-btn { width: 100%; text-align: center; padding: 12px 14px; font-size: 14px; }
  .pc-iframe { height: 75vh; }
  .pc-manual { flex-direction: column; }
  .pc-url { min-width: 0; width: 100%; }
}
.phase-preview-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.phase .purpose { color: var(--text-dim); margin: 6px 0 18px; font-size: 15px; }
.lessons { display: grid; gap: 10px; }
.lesson-row {
  display: flex; align-items: center; gap: 14px; padding: 14px 16px; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); transition: .15s;
}
.lesson-row:hover { background: #fff; border-color: var(--green-border); text-decoration: none; transform: translateX(3px); box-shadow: var(--shadow-sm); }
.lesson-row .num { font-family: var(--mono); color: var(--green-dd); font-weight: 700; font-size: 14px; min-width: 34px; }
.lesson-row .t { flex: 1; font-weight: 600; }
.lesson-row .dur { color: var(--text-mut); font-size: 13px; }

/* ---------- Lesson page ---------- */
.crumbs { color: var(--text-mut); font-size: 13px; margin: 26px 0 10px; }
.crumbs a { color: var(--text-dim); }
/* minmax(0, …) evita que una imagen/captura ancha del contenido infle la columna
   y desborde el layout (el min-width:auto por defecto de los grid items usa el
   ancho intrínseco de la imagen). Junto con `.prose img { max-width:100% }` la
   captura respeta siempre el ancho del contenedor de la lección. */
.lesson-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 34px; align-items: start; }
@media (max-width: 900px){ .lesson-wrap { grid-template-columns: minmax(0, 1fr); } .toc { display: none; } }
.toc { position: sticky; top: 88px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; font-size: 13px; }
.toc strong { display: block; color: var(--text-mut); text-transform: uppercase; letter-spacing: 1px; font-size: 11px; margin-bottom: 10px; }
.toc a { display: block; color: var(--text-dim); padding: 4px 0; }
.toc a:hover { color: var(--green-dd); text-decoration: none; }

.prose { max-width: 720px; min-width: 0; }
.prose h1 { font-size: 30px; margin: 6px 0 18px; letter-spacing: -.5px; font-weight: 800; }
.prose h2 { font-size: 20px; margin: 30px 0 10px; padding-top: 18px; border-top: 1px solid var(--border); font-weight: 700; }
.prose h3 { font-size: 17px; margin: 22px 0 8px; font-weight: 700; }
.prose p { margin: 10px 0; color: var(--text-dim); }
.prose ul { padding-left: 22px; margin: 10px 0; }
.prose li { margin: 6px 0; color: var(--text-dim); }
.prose blockquote {
  margin: 14px 0; padding: 12px 16px; border-left: 3px solid var(--green); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--green-subtle); color: var(--green-dd);
}
.prose code { font-family: var(--mono); background: var(--violet-subtle); border: 1px solid var(--violet-border); padding: 1px 6px; border-radius: 6px; font-size: .9em; color: var(--violet-dd); }
.prose .chk { list-style: none; padding-left: 4px; }
.prose .chk li::before { content: "☐ "; color: var(--green); font-weight: 700; }
.prose strong { color: var(--text); font-weight: 700; }

/* CTA de lección: completar + Siguiente en la misma fila (mismo alto, distinto ancho) */
.lesson-cta { display: flex; align-items: stretch; gap: 12px; margin: 28px 0 0; flex-wrap: wrap; }
.lesson-cta:last-child { margin-bottom: 60px; }
.lesson-cta #lesson-complete { flex: 0 0 auto; display: flex; }
.lesson-cta .complete-btn { margin: 0; height: 100%; border-radius: var(--radius-sm); display: inline-flex; align-items: center; white-space: nowrap; }
.lesson-next { flex: 1 1 300px; min-width: 220px; display: flex; flex-direction: column; justify-content: center; gap: 2px; text-align: right; padding: 12px 16px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); transition: .15s; }
.lesson-next:hover { background: #fff; border-color: var(--green-border); text-decoration: none; box-shadow: var(--shadow-sm); }
.lesson-next .nx-label { font-size: 12px; color: var(--text-mut); }
.lesson-next .nx-title { font-weight: 600; }
/* al marcar la lección como completada, el "Siguiente" se resalta para invitar a continuar */
.lesson-cta.is-done .lesson-next { background: var(--green-subtle); border-color: var(--green-border); box-shadow: var(--shadow-green); }
.lesson-cta.is-done .lesson-next .nx-label,
.lesson-cta.is-done .lesson-next .nx-title { color: var(--green-dd); }
.lesson-cta.is-done .lesson-next .nx-label { font-weight: 700; }
.lesson-cta.is-done .lesson-next:hover { background: #fff; }
/* Anterior: navegación secundaria, discreta */
.lesson-prev-row { margin: 14px 0 60px; }
.lesson-prev { display: inline-flex; flex-direction: column; gap: 2px; padding: 10px 14px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); font-size: 14px; }
.lesson-prev:hover { background: #fff; border-color: var(--green-border); text-decoration: none; box-shadow: var(--shadow-sm); }
.lesson-prev span { display: block; font-size: 12px; color: var(--text-mut); }
@media (max-width: 560px){ .lesson-cta { flex-direction: column; } .lesson-cta #lesson-complete, .lesson-cta .complete-btn { width: 100%; justify-content: center; } .lesson-next { text-align: left; } }

/* ============================== Exámenes ============================== */
.exam-root { max-width: 720px; margin: 0 auto; padding: 8px 0 60px; }
.exam-loading { color: var(--text-mut); padding: 40px 0; text-align: center; }
.exam-empty { text-align: center; padding: 48px 0; }
.exam-empty h1 { font-size: 26px; font-weight: 800; margin: 12px 0 8px; }
.exam-head { margin: 18px 0 22px; }
.exam-head h1 { font-size: clamp(24px,4vw,32px); font-weight: 800; letter-spacing: -.4px; margin: 12px 0 8px; }
.exam-head p { color: var(--text-dim); margin: 6px 0; }
.exam-meta { color: var(--text-mut); font-size: 14px; font-weight: 600; }
.exam-q { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin: 0 0 14px; box-shadow: var(--shadow-sm); }
.exam-q-prompt { font-weight: 700; color: var(--text); margin: 0 0 12px; display: flex; gap: 10px; align-items: flex-start; }
.exam-q-num { flex: 0 0 auto; width: 24px; height: 24px; border-radius: 50%; background: var(--green-subtle); color: var(--green-dd); font-size: 13px; font-weight: 800; display: grid; place-items: center; }
.exam-opts { display: flex; flex-direction: column; gap: 8px; padding-left: 34px; }
.exam-opt { display: flex; align-items: center; gap: 10px; padding: 11px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); cursor: pointer; transition: .12s; color: var(--text); }
.exam-opt:hover { border-color: var(--green-border); background: var(--bg-soft); }
.exam-opt input { accent-color: var(--green); width: 17px; height: 17px; flex: 0 0 auto; }
.exam-opt:has(input:checked) { border-color: var(--green); background: var(--green-subtle); }
.exam-submit { width: 100%; margin-top: 8px; }
.exam-result { text-align: center; border-radius: var(--radius); padding: 28px 20px; margin: 8px 0 24px; border: 1px solid var(--border); }
.exam-result.ok { background: var(--green-subtle); border-color: var(--green-border); }
.exam-result.fail { background: var(--amber-subtle); border-color: var(--amber-border); }
.exam-score { font-size: 52px; font-weight: 800; letter-spacing: -1px; line-height: 1; }
.exam-result.ok .exam-score { color: var(--green-dd); }
.exam-result.fail .exam-score { color: var(--amber-dd); }
.exam-verdict { font-size: 18px; font-weight: 800; margin: 8px 0 4px; }
.exam-review { display: flex; flex-direction: column; gap: 12px; }
.exam-q.review { border-left: 4px solid var(--border); }
.exam-q.review.ok { border-left-color: var(--green); }
.exam-q.review.bad { border-left-color: var(--red); }
.rev-ok { color: var(--green-dd); font-size: 12px; font-weight: 800; white-space: nowrap; }
.rev-bad { color: var(--red-dd); font-size: 12px; font-weight: 800; white-space: nowrap; }
.exam-opt.review { cursor: default; }
.exam-opt.review.is-correct { border-color: var(--green-border); background: var(--green-subtle); color: var(--green-dd); font-weight: 700; }
.exam-expl { margin: 12px 0 0 34px; padding: 10px 14px; background: var(--bg-soft); border-radius: var(--radius-sm); color: var(--text-dim); font-size: 14px; border-left: 3px solid var(--border-strong); }
.exam-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 24px 0 0; align-items: center; }
.exam-actions .auth-btn-google { width: auto; }

/* accesos a exámenes desde Academy (módulo) y lección (quiz) */
.module-exam, .lesson-quiz { display: flex; align-items: center; gap: 12px; margin: 14px 0 0; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-soft); color: var(--text); transition: .12s; }
.module-exam:hover, .lesson-quiz:hover { border-color: var(--green-border); background: #fff; text-decoration: none; box-shadow: var(--shadow-sm); }
.module-exam.passed, .lesson-quiz.passed { background: var(--green-subtle); border-color: var(--green-border); }
.lesson-quiz { margin: 24px 0 0; }
.mex-ico { flex: 0 0 auto; width: 32px; height: 32px; color: var(--green-dd); }
.mex-ico svg { width: 100%; height: 100%; }
.mex-body, .lq-body { flex: 1; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.mex-title, .lq-title { font-weight: 700; }
.mex-sub, .lq-sub { font-size: 13px; color: var(--text-mut); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mex-state, .lq-state { flex: 0 0 auto; font-weight: 700; font-size: 14px; color: var(--green-dd); }

/* ---------- Support ---------- */
.search-wrap { margin: 8px 0 8px; position: relative; }
.search-wrap input {
  width: 100%; padding: 18px 20px 18px 52px; font-size: 17px; color: var(--text); font-family: inherit;
  background: #fff; border: 1px solid var(--border-strong); border-radius: 999px; outline: none; box-shadow: var(--shadow-sm);
}
.search-wrap input::placeholder { color: var(--text-mut); }
.search-wrap input:focus { border-color: var(--green); box-shadow: 0 0 0 4px rgba(47,123,214,.16); }
.search-wrap .ico { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); color: var(--text-mut); font-size: 18px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0 8px; }
.chip { font-size: 13px; color: var(--text-dim); background: #fff; border: 1px solid var(--border); padding: 7px 14px; border-radius: 999px; cursor: pointer; transition: .12s; }
.chip:hover { border-color: var(--green-border); color: var(--text); }
.chip.active { color: var(--green-dd); background: var(--green-subtle); border-color: var(--green-border); }
.results-meta { color: var(--text-mut); font-size: 13px; margin: 16px 0 8px; }

.qa { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; box-shadow: var(--shadow-sm); }
.qa-q { display: flex; align-items: center; gap: 12px; padding: 18px 20px; cursor: pointer; font-weight: 600; font-size: 16px; }
.qa-q:hover { background: var(--bg-soft); }
.qa-q .tag-intent { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.intent-blocking_error { background: var(--red-subtle); color: var(--red-dd); border: 1px solid var(--red-border); }
.intent-correction { background: var(--amber-subtle); color: var(--amber-dd); border: 1px solid var(--amber-border); }
.intent-concept { background: var(--blue-subtle); color: var(--blue-dd); border: 1px solid var(--blue-border); }
.intent-tutorial { background: var(--green-subtle); color: var(--green-dd); border: 1px solid var(--green-border); }
.qa-q .arrow { margin-left: auto; color: var(--text-mut); transition: .2s; }
.qa.open .qa-q .arrow { transform: rotate(180deg); }
.qa-body { display: none; padding: 4px 20px 20px; border-top: 1px solid var(--border); }
.qa.open .qa-body { display: block; }
.qa-body .answer { color: var(--text-dim); margin: 14px 0; }
.qa-body h4 { margin: 18px 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-mut); }
.qa-body ol { padding-left: 20px; margin: 6px 0; color: var(--text-dim); } .qa-body ol li { margin: 5px 0; }
.audit-note { background: var(--amber-subtle); border: 1px solid var(--amber-border); border-radius: var(--radius-sm); padding: 12px 14px; color: var(--amber-dd); font-size: 14px; }
.audit-note strong { color: var(--amber); }
.ref-link { display: inline-block; margin-top: 16px; font-size: 14px; font-weight: 700; color: var(--green-dd); }
.empty { text-align: center; color: var(--text-mut); padding: 50px 0; }

.media-ph { font-family: var(--mono); font-size: 12px; color: var(--text-mut); }

/* ---------- Media en contenido (imágenes + embeds) ---------- */
.prose img, .prose .md-img, .news-body img { max-width: 100%; height: auto; display: block; margin: 16px 0; border-radius: 12px; border: 1px solid var(--border); }
.embed { position: relative; padding-top: 56.25%; margin: 18px 0; border-radius: 12px; overflow: hidden; border: 1px solid var(--border); background: var(--bg-soft); }
.embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* resaltado de un ítem al llegar por deep-link (?qa= / ?n=) */
.qa.flash, .news.flash { animation: deepFlash 1.8s ease-out 1; }
@keyframes deepFlash { 0%, 30% { box-shadow: 0 0 0 3px var(--green); } 100% { box-shadow: 0 0 0 3px rgba(47,123,214,0); } }

/* ---------- Búsqueda global (home) ---------- */
.home-search { margin: 4px 0 8px; }
.global-results { margin-top: 12px; }
.gr-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 8px; color: var(--text); box-shadow: var(--shadow-sm); }
.gr-item:hover { border-color: var(--green-border); text-decoration: none; transform: translateX(3px); }
.gr-type { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.gr-type.gr-l { background: var(--blue-subtle); color: var(--blue-dd); }
.gr-type.gr-s { background: var(--green-subtle); color: var(--green-dd); }
.gr-type.gr-n { background: var(--violet-subtle); color: var(--violet-dd); }
.gr-label { flex: 1; font-weight: 600; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gr-sub { color: var(--text-mut); font-size: 12px; white-space: nowrap; }

/* ---------- Progreso del alumno ---------- */
.phase-progress { display: flex; align-items: center; gap: 12px; margin: 0 0 16px; }
.phase-progress .bar { flex: 1; height: 8px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.phase-progress .bar span { display: block; height: 100%; background: var(--grad); border-radius: 999px; transition: width .3s; }
.phase-progress .pp-label { font-size: 12px; font-weight: 700; color: var(--text-mut); white-space: nowrap; }
.lesson-row .check { width: 20px; height: 20px; border-radius: 50%; border: 1.5px solid var(--border-strong); display: grid; place-items: center; font-size: 12px; color: #fff; flex-shrink: 0; }
.lesson-row .check.on { background: var(--green); border-color: var(--green); }
.lesson-row.done .t { color: var(--text-mut); }
.complete-btn { margin: 28px 0 0; font-family: inherit; font-weight: 700; font-size: 14px; padding: 12px 20px; border-radius: 999px; cursor: pointer; border: 1px solid var(--green-border); background: var(--green-subtle); color: var(--green-dd); transition: .15s; }
.complete-btn:hover { background: #fff; }
.complete-btn.done { background: var(--grad); color: #fff; border-color: transparent; box-shadow: var(--shadow-green); }

/* certificaciones (tracks) */
.cert-section { margin-bottom: 36px; }
.cert-card { display: flex; align-items: center; gap: 16px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; margin-bottom: 14px; box-shadow: var(--shadow-sm); }
.cert-card.soon { opacity: .85; background: var(--bg-soft); border-style: dashed; }
.cert-card-ico { width: 52px; height: 52px; flex-shrink: 0; border-radius: 14px; display: grid; place-items: center; background: var(--grad); color: #fff; box-shadow: var(--shadow-green); }
.cert-card.soon .cert-card-ico { background: var(--border-strong); box-shadow: none; color: var(--text-mut); }
.cert-card-ico svg { width: 26px; height: 26px; }
.cert-card-body { min-width: 0; }
.cert-card-body h2 { margin: 0 0 4px; font-size: 22px; font-weight: 800; letter-spacing: -.3px; }
.cert-card-body p { margin: 0; color: var(--text-dim); font-size: 14px; }
.cert-kicker { display: inline-block; font-size: 11px; font-weight: 800; letter-spacing: 1.4px; text-transform: uppercase; color: var(--green-dd); margin-bottom: 4px; }
.soon-badge { font-size: 11px; font-weight: 700; color: var(--text-mut); background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; vertical-align: middle; }

/* progreso global Academy */
.academy-overall { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 22px; margin-bottom: 22px; box-shadow: var(--shadow-sm); }
.academy-overall .ao-bar { height: 10px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 999px; overflow: hidden; margin-bottom: 10px; }
.academy-overall .ao-bar span { display: block; height: 100%; background: var(--grad); border-radius: 999px; transition: width .3s; }
.academy-overall .ao-text { font-size: 14px; color: var(--text-dim); }
.academy-overall .ao-text strong { color: var(--green-dd); font-size: 16px; }
.academy-overall .ao-text a { font-weight: 700; margin-left: 6px; }

/* certificado */
.cert { position: relative; max-width: 720px; margin: 24px auto; background: #fff; border: 2px solid var(--green); border-radius: var(--radius); padding: 48px 40px 40px; text-align: center; box-shadow: var(--shadow); background-image: radial-gradient(900px 300px at 50% -10%, rgba(47,123,214,.06), transparent); }
.cert.draft::after { content: "BORRADOR"; position: absolute; top: 18px; right: 18px; font-size: 11px; font-weight: 800; letter-spacing: 2px; color: var(--text-mut); border: 1px solid var(--border); border-radius: 6px; padding: 3px 8px; }
.cert-logo { height: 38px; margin-bottom: 18px; }
.cert-kicker { font-size: 13px; font-weight: 800; letter-spacing: 3px; text-transform: uppercase; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.cert-sub { color: var(--text-mut); margin: 22px 0 6px; font-size: 14px; }
.cert-name { width: 100%; max-width: 460px; text-align: center; font-size: 28px; font-weight: 800; color: var(--text); border: 0; border-bottom: 2px dashed var(--border-strong); padding: 8px 4px; margin: 0 auto 6px; display: block; outline: none; font-family: inherit; }
.cert-name:focus { border-bottom-color: var(--green); }
.cert-body { color: var(--text-dim); font-size: 15px; line-height: 1.7; margin: 16px 0; }
.cert-seal { width: 56px; height: 56px; margin: 14px auto 8px; border-radius: 50%; background: var(--grad); color: #fff; display: grid; place-items: center; font-size: 26px; box-shadow: var(--shadow-green); }
.cert-date { color: var(--text-mut); font-size: 13px; margin-top: 6px; }
.cert-banner { border-radius: var(--radius-sm); padding: 14px 16px; margin: 8px 0 4px; font-size: 14px; }
.cert-banner.ok { background: var(--green-subtle); border: 1px solid var(--green-border); color: var(--green-dd); }
.cert-banner.warn { background: var(--amber-subtle); border: 1px solid var(--amber-border); color: var(--amber-dd); }
.cert-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 8px 0 50px; }

@media print {
  .site-header, .site-footer, .cert-actions, #cert-status { display: none !important; }
  body { background: #fff; }
  .cert { box-shadow: none; margin: 0; border-color: var(--green); }
  .cert.draft::after { display: none; }
  .cert-name { border-bottom: 0; }
}

/* ---------- Novedades ---------- */
.news-chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 18px 0 6px; }
.news { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px 20px 26px; margin-bottom: 14px; position: relative; box-shadow: var(--shadow-sm); }
.news::before { content: ""; position: absolute; left: 0; top: 18px; bottom: 18px; width: 4px; border-radius: 4px; background: var(--green); }
.news[data-type="nuevo"]::before { background: var(--green); }
.news[data-type="mejora"]::before { background: var(--blue); }
.news[data-type="correccion"]::before { background: var(--amber); }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.news-meta time { color: var(--text-mut); font-size: 13px; }
.news-tag { font-size: 11px; font-weight: 700; padding: 3px 10px 3px 8px; border-radius: 999px; display: inline-flex; align-items: center; gap: 5px; }
.news-tag svg { width: 13px; height: 13px; }
.news-chip { display: inline-flex; align-items: center; gap: 6px; }
.news-chip svg { width: 14px; height: 14px; }
.nt-nuevo { background: var(--green-subtle); color: var(--green-dd); border: 1px solid var(--green-border); }
.nt-mejora { background: var(--blue-subtle); color: var(--blue-dd); border: 1px solid var(--blue-border); }
.nt-correccion { background: var(--amber-subtle); color: var(--amber-dd); border: 1px solid var(--amber-border); }
.news h3 { margin: 0 0 6px; font-size: 18px; font-weight: 700; }
.news-sum { margin: 0; color: var(--text-dim); font-size: 15px; }
.news-toggle { margin-top: 14px; background: var(--bg-soft); color: var(--text-dim); border: 1px solid var(--border); border-radius: 999px; padding: 7px 14px; font-size: 13px; font-weight: 600; cursor: pointer; transition: .12s; font-family: inherit; }
.news-toggle:hover { color: var(--green-dd); border-color: var(--green-border); background: var(--green-subtle); }
.news-body { display: none; margin-top: 4px; border-top: 1px solid var(--border); }
.news.open .news-body { display: block; }
.news.open .news-toggle { color: var(--green-dd); border-color: var(--green-border); background: var(--green-subtle); }
.news-body h2 { font-size: 16px; margin: 18px 0 8px; border: 0; padding: 0; color: var(--text); font-weight: 700; }
.news-body p { margin: 8px 0; color: var(--text-dim); }
.news-body ul { padding-left: 20px; margin: 8px 0; }
.news-body li { margin: 5px 0; color: var(--text-dim); }
.news-body blockquote { margin: 12px 0; padding: 10px 14px; border-left: 3px solid var(--border-strong); background: var(--bg-soft); border-radius: 0 8px 8px 0; color: var(--text-mut); font-family: var(--mono); font-size: 12px; }
.news-body code { font-family: var(--mono); background: var(--violet-subtle); border: 1px solid var(--violet-border); padding: 1px 6px; border-radius: 6px; font-size: .9em; color: var(--violet-dd); }
.news-body strong { color: var(--text); font-weight: 700; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); margin-top: 50px; padding: 28px 0; color: var(--text-mut); font-size: 13px; background: var(--bg-soft); }
.site-footer .container { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; justify-content: space-between; }

.note { font-size: 13px; color: var(--text-mut); }
.kbd { font-family: var(--mono); font-size: 12px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 5px; padding: 1px 6px; }

/* ============================== Autenticación ============================== */
/* Gating: ocultar el contenido hasta resolver la sesión (evita FOUC). */
body.auth-pending main { display: none; }
#auth-gate { position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center; background: var(--bg); }
.auth-gate-box { text-align: center; color: var(--text-dim); font-weight: 600; }
.auth-gate-spin { width: 36px; height: 36px; border-radius: 50%; border: 3px solid var(--green-border); border-top-color: var(--green); margin: 0 auto 12px; animation: auth-spin .8s linear infinite; }
@keyframes auth-spin { to { transform: rotate(360deg); } }

/* Chip de sesión en la barra de navegación */
.auth-chip { position: relative; margin-left: 6px; }
.auth-chip-btn { display: inline-flex; align-items: center; gap: 8px; max-width: 210px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 999px; padding: 5px 12px 5px 5px; cursor: pointer; font-family: inherit; font-weight: 600; font-size: 14px; color: var(--text-dim); }
.auth-chip-btn:hover { background: var(--card-hover); color: var(--text); }
.auth-avatar { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--grad); color: #fff; font-size: 11px; font-weight: 800; flex: 0 0 auto; }
.auth-chip-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.auth-menu { position: absolute; right: 0; top: calc(100% + 8px); min-width: 220px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow); padding: 6px; z-index: 30; }
.auth-menu[hidden] { display: none; }
.auth-menu-email { font-size: 12px; color: var(--text-mut); padding: 8px 10px 6px; border-bottom: 1px solid var(--border); margin-bottom: 4px; word-break: break-all; }
.auth-menu-item { display: block; width: 100%; text-align: left; background: none; border: 0; border-radius: 8px; padding: 9px 10px; font-family: inherit; font-size: 14px; font-weight: 600; color: var(--text-dim); cursor: pointer; }
.auth-menu-item:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.auth-logout { color: var(--red-dd); }
/* El botón vive dentro de .nav: forzamos gradiente + texto blanco para que
   .nav a:hover (fondo claro) no lo deje blanco-sobre-blanco. */
.auth-login-link,
.nav a.auth-login-link { display: inline-block; padding: 8px 16px; border-radius: 999px; font-weight: 700; font-size: 14px; line-height: 1.2; color: #fff !important; background: var(--grad) !important; border: 1px solid transparent !important; box-shadow: var(--shadow-green); }
.auth-login-link:hover,
.nav a.auth-login-link:hover { text-decoration: none; color: #fff !important; background: var(--grad) !important; opacity: .92; }
@media (max-width: 560px) { .auth-chip-label { display: none; } }

/* Pantalla de login / registro (login.html) */
.auth-main { display: grid; place-items: center; padding: 48px 20px 64px; }
.auth-card { width: 100%; max-width: 440px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px; }
.auth-card-head { text-align: center; margin-bottom: 18px; }
.auth-card-head h1 { font-size: 26px; font-weight: 800; letter-spacing: -.4px; margin: 12px 0 6px; }
.auth-sub { color: var(--text-dim); font-size: 14px; margin: 0; }
.auth-tabs { display: flex; gap: 4px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 999px; padding: 4px; margin-bottom: 18px; }
.auth-tab { flex: 1; border: 0; background: none; border-radius: 999px; padding: 9px; font-family: inherit; font-weight: 700; font-size: 14px; color: var(--text-dim); cursor: pointer; }
.auth-tab.active { background: var(--card); color: var(--green-dd); box-shadow: var(--shadow-sm); }
.auth-field { display: block; margin-bottom: 14px; }
.auth-field > span { display: block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--text-mut); margin-bottom: 6px; }
.auth-field input { width: 100%; padding: 11px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-family: inherit; font-size: 15px; color: var(--text); background: var(--bg); }
.auth-field input:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px var(--green-subtle); }
.auth-row { display: flex; justify-content: flex-end; margin-bottom: 16px; }
.auth-link { background: none; border: 0; color: var(--blue-d); font-family: inherit; font-size: 13px; font-weight: 600; cursor: pointer; padding: 0; }
.auth-link:hover { text-decoration: underline; }
.auth-btn-primary { width: 100%; border: 0; border-radius: 999px; padding: 13px; font-family: inherit; font-weight: 800; font-size: 15px; color: #fff; background: var(--grad); cursor: pointer; box-shadow: var(--shadow-green); }
.auth-btn-primary:hover { opacity: .95; }
.auth-btn-primary:disabled { opacity: .6; cursor: default; }
.auth-divider { display: flex; align-items: center; gap: 12px; margin: 18px 0; color: var(--text-mut); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.auth-divider::before, .auth-divider::after { content: ""; height: 1px; background: var(--border); flex: 1; }
.auth-btn-google { width: 100%; display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 1px solid var(--border-strong); border-radius: 999px; padding: 12px; background: var(--card); font-family: inherit; font-weight: 700; font-size: 14px; color: var(--text); cursor: pointer; }
.auth-btn-google:hover { background: var(--bg-soft); }
.auth-btn-google:disabled { opacity: .6; cursor: default; }
.auth-alert { border-radius: var(--radius-sm); padding: 11px 14px; font-size: 14px; font-weight: 600; margin-bottom: 14px; }
.auth-alert.err { background: var(--red-subtle); border: 1px solid var(--red-border); color: var(--red-dd); }
.auth-alert.ok { background: var(--green-subtle); border: 1px solid var(--green-border); color: var(--green-dd); }
.auth-notice { display: flex; gap: 10px; align-items: flex-start; margin-top: 18px; padding: 12px 14px; background: var(--blue-subtle); border: 1px solid var(--blue-border); border-radius: var(--radius-sm); }
.auth-notice svg { width: 18px; height: 18px; flex: 0 0 auto; margin-top: 2px; color: var(--blue-dd); }
.auth-notice p { margin: 0; font-size: 13px; line-height: 1.5; color: var(--text-dim); }
.auth-notice strong { color: var(--text); }

/* Certificación oficial (server-side) en certificado.html */
.co { margin-top: 14px; border-radius: var(--radius-sm); padding: 16px; }
.co.ok { background: var(--green-subtle); border: 1px solid var(--green-border); }
.co.ready { background: var(--amber-subtle); border: 1px solid var(--amber-border); }
.co-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.co-badge { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: var(--green-dd); }
.co-badge svg { width: 20px; height: 20px; }
.co-code { font-family: var(--mono); font-weight: 700; font-size: 15px; color: var(--text); background: var(--card); border: 1px solid var(--green-border); border-radius: 8px; padding: 4px 10px; }
.co-meta { margin: 10px 0 6px; font-size: 14px; color: var(--text-dim); }
.co-verify { font-weight: 700; font-size: 14px; }
.co.ready p { margin: 0 0 12px; color: var(--amber-dd); font-size: 14px; }

/* ============= LANDING REDISEÑADA (hero, tracks, contacto, embeds) ============= */
.hero-xl { padding: 56px 0 28px; }
.hero-xl h1 { font-size: clamp(34px, 5.4vw, 56px); line-height: 1.06; letter-spacing: -0.02em; margin: 16px 0 14px; }
.hero-xl h1 .accent { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; display: inline; }
.hero-xl > p { max-width: 760px; font-size: clamp(15px, 1.6vw, 18px); color: var(--text-dim); margin: 0 0 22px; line-height: 1.55; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin: 6px 0 18px; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 13px 22px; border-radius: 999px; font-weight: 800; font-size: 15px; font-family: inherit; text-decoration: none; transition: transform .12s, box-shadow .12s, opacity .12s; border: 1px solid transparent; cursor: pointer; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: var(--shadow-green); }
.btn-primary:hover { opacity: .94; transform: translateY(-1px); text-decoration: none; }
.btn-ghost { background: #fff; color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--green-border); color: var(--green-dd); background: var(--green-subtle); text-decoration: none; }
.hero-badges { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 13.5px; color: var(--text-dim); }
.hero-badges li { display: inline-flex; align-items: center; gap: 8px; }
.hero-badges .dot { width: 8px; height: 8px; border-radius: 999px; background: var(--green); box-shadow: 0 0 0 4px var(--green-subtle); }

.section-lead { color: var(--text-dim); margin: -4px 0 14px; max-width: 760px; font-size: 15px; }

/* Tracks (certificaciones por tipo de Negocio) */
.track-card { position: relative; padding: 22px 22px 20px; }
.track-card:hover { transform: translateY(-3px); border-color: var(--green-border); }
.track-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.track-icon { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 12px; background: var(--grad); color: #fff; }
.track-icon svg { width: 22px; height: 22px; }
.track-tag { font-size: 11px; font-weight: 800; padding: 5px 11px; border-radius: 999px; letter-spacing: .02em; }
.track-tag-ga { background: var(--green-subtle); color: var(--green-dd); border: 1px solid var(--green-border); }
.track-tag-soon { background: #FEF3C7; color: #92400E; border: 1px solid #FDE68A; }
.track-card-soon { opacity: .94; }
.track-card-soon .track-icon { background: linear-gradient(135deg, #cbd5e1, #94a3b8); }
.track-card-soon:hover { transform: none; border-color: var(--border); }
.track-card-soon .cta { color: var(--text-mut); }

/* Secciones de contacto + embeds */
.contact-section { margin-top: 56px; padding: 38px 0 8px; }
.contact-head { text-align: center; max-width: 720px; margin: 0 auto 24px; }
.contact-head h2 { font-size: clamp(24px, 3vw, 34px); margin: 12px 0 10px; letter-spacing: -.01em; }
.contact-head p { color: var(--text-dim); font-size: 15px; }
.embed-card { background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow); padding: 8px; overflow: hidden; }
.embed-card iframe { display: block; border-radius: 12px; background: #fff; }

/* Responsive */
@media (max-width: 720px) {
  .hero-xl { padding: 36px 0 14px; }
  .hero-ctas .btn { flex: 1 1 100%; }
  .hero-badges { gap: 8px 0; flex-direction: column; }
  .contact-section { margin-top: 36px; }
  .embed-card { padding: 4px; border-radius: 14px; }
  .embed-card iframe { min-height: 640px; }
}

/* =========================================================================
   Certificaciones: catálogo/selector, bloqueo por prerrequisito y gating
   ========================================================================= */
.cert-select-intro { margin: 4px 0 20px; }
.cert-select-intro h2 { margin: 0 0 6px; font-size: 24px; font-weight: 800; letter-spacing: -.3px; }
.cert-select-intro p { margin: 0; color: var(--text-dim); font-size: 15px; max-width: 760px; }
.cert-select-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.cert-pick { position: relative; display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 20px 18px; color: var(--text); box-shadow: var(--shadow-sm); transition: .15s; }
.cert-pick:hover { transform: translateY(-3px); border-color: var(--green-border); text-decoration: none; box-shadow: var(--shadow); }
.cert-pick h3 { margin: 12px 0 6px; font-size: 18px; font-weight: 800; letter-spacing: -.2px; }
.cert-pick p { margin: 0 0 12px; color: var(--text-dim); font-size: 13.5px; flex: 1; }
.cert-pick .cta { margin-top: 14px; color: var(--green-dd); font-weight: 700; font-size: 14px; }
.cp-top { display: flex; align-items: center; justify-content: space-between; }
.cp-ico { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 12px; background: var(--grad); color: #fff; box-shadow: var(--shadow-green); }
.cp-ico svg { width: 23px; height: 23px; }
.cp-meta { font-size: 12.5px; color: var(--text-mut); font-weight: 600; margin-bottom: 10px; }
.cp-progress { display: flex; align-items: center; gap: 10px; }
.cp-progress .bar { flex: 1; height: 8px; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.cp-progress .bar span { display: block; height: 100%; background: var(--grad); border-radius: 999px; transition: width .3s; }
.cp-progress > span { font-size: 12.5px; font-weight: 800; color: var(--green-dd); min-width: 34px; text-align: right; }
.cp-prereq { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--amber-dd); background: var(--amber-subtle); border: 1px solid var(--amber-border); border-radius: var(--radius-sm); padding: 8px 11px; }
.cp-prereq svg { width: 15px; height: 15px; flex-shrink: 0; }
.cert-pick.complete { border-color: var(--green-border); }
.cert-pick.soon { opacity: .95; background: var(--bg-soft); border-style: dashed; }
.cert-pick.soon .cp-ico { background: linear-gradient(135deg, #cbd5e1, #94a3b8); box-shadow: none; }
.cert-pick.locked { background: var(--bg-soft); cursor: not-allowed; }
.cert-pick.locked:hover { transform: none; border-color: var(--border); box-shadow: var(--shadow-sm); }
.cert-pick.locked .cp-ico { background: linear-gradient(135deg, #cbd5e1, #94a3b8); box-shadow: none; }
.cert-pick.locked .cta { color: var(--text-mut); }

.track-tag-lock { display: inline-flex; align-items: center; gap: 5px; background: #F1F5F9; color: var(--text-mut); border: 1px solid var(--border-strong); }
.track-tag-lock svg { width: 13px; height: 13px; }
.track-card-locked { background: var(--bg-soft); cursor: not-allowed; }
.track-card-locked:hover { transform: none; border-color: var(--border); }
.track-card-locked .track-icon { background: linear-gradient(135deg, #cbd5e1, #94a3b8); }
.track-card-locked .cta { color: var(--text-mut); }

.back-to-certs { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 700; color: var(--text-dim); margin-bottom: 14px; }
.back-to-certs:hover { color: var(--green-dd); text-decoration: none; }

.phase.locked { opacity: .92; background: var(--bg-soft); border-style: dashed; }
.phase.locked .phase-head h2 { color: var(--text-mut); }
.phase-lock { margin-left: auto; display: inline-flex; align-items: center; color: var(--text-mut); }
.phase-lock svg { width: 20px; height: 20px; }
.phase-locked-note { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--amber-dd); background: var(--amber-subtle); border: 1px solid var(--amber-border); border-radius: var(--radius-sm); padding: 10px 13px; margin-top: 4px; }
.phase-locked-note svg { width: 16px; height: 16px; flex-shrink: 0; }

.module-exam.locked { opacity: .8; cursor: not-allowed; border-style: dashed; }
.module-exam.locked:hover { transform: none; background: var(--bg-soft); border-color: var(--border); box-shadow: none; }
.module-exam .mex-ico { display: inline-flex; align-items: center; gap: 2px; }
.module-exam .mex-ico svg { width: 20px; height: 20px; }

.lesson-next.exam { background: var(--green-subtle); border-color: var(--green-border); }
.lesson-next.exam .nx-label, .lesson-next.exam .nx-title { color: var(--green-dd); }

@media (max-width: 720px) {
  .cert-select-grid { grid-template-columns: 1fr; }
}

/* ===== Academy v3: rutas por tipo + secciones de insignias ===== */
.route-sec { margin-top: 30px; }
.route-sec-title { font-size: 1.18rem; margin: 0 0 2px; }
.route-sec-hint { color: var(--muted, #64708a); margin: 0 0 14px; font-size: .93rem; }
.cert-banner.ok { border-color: rgba(47,123,214,.45); background: rgba(47,123,214,.08); display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.cert-banner.ok .btn { margin: 0; }
#diploma-out a { font-weight: 700; }

/* ===== Academy v4: micro-certs por rol + niveles ===== */
.cert-level { font-size: .72em; font-weight: 700; color: var(--accent, #2F7BD6); white-space: nowrap; }
.role-grid .role-pick .cta { color: var(--accent, #2F7BD6); }
.role-typebar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 4px 0 18px; font-size: .9rem; color: var(--muted, #64708a); }
.role-type-chip { border: 1px solid rgba(127,127,127,.28); border-radius: 20px; padding: 4px 12px; font-size: .85rem; text-decoration: none; color: inherit; }
.role-type-chip.active { background: var(--accent, #2F7BD6); color: #fff; border-color: transparent; font-weight: 700; }