/* ===== Campus Marketing Digital ===== */
:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --ink: #111a2e;
  --ink-2: #44516a;
  --muted: #728099;
  --line: #e3e9f2;
  --primary: #2563eb;
  --primary-ink: #ffffff;
  --primary-soft: #e8f0fe;
  --accent: #ff6b4a;
  --ok: #12a26b;
  --ok-soft: #e3f6ee;
  --ko: #e0384b;
  --ko-soft: #fde8ea;
  --warn-soft: #fff6dd;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(23, 21, 43, .05), 0 6px 24px rgba(23, 21, 43, .06);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', system-ui, sans-serif;
  --display: var(--font);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.6 var(--font); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.02em; font-weight: 700; }
h1 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h2 { font-size: 1.2rem; }
h3 { font-size: 1.05rem; }
p { margin: 0 0 1em; }
code { background: var(--primary-soft); padding: .1em .4em; border-radius: 6px; font-size: .9em; }
[hidden] { display: none !important; }

.muted { color: var(--muted); }
.small { font-size: .85rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; font-weight: 600; color: var(--primary); margin-bottom: .4em; }
.pre { white-space: pre-wrap; }
.mt { margin-top: 12px; }
.grow { flex: 1; min-width: 0; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }

/* ----- Estructura ----- */
.wrap { max-width: 1120px; margin: 0 auto; padding: 28px 16px 64px; }
.wrap.wide { max-width: 1320px; }
.narrow { max-width: 620px; margin: 0 auto; }
.two-col { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 24px; align-items: start; }
.two-col.even { grid-template-columns: 1fr 1fr; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 900px) {
  .two-col, .two-col.even, .grid-2 { grid-template-columns: 1fr; }
}

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); margin-bottom: 20px; }
.empty { text-align: center; padding: 48px 20px; }

/* ----- Barra superior ----- */
.topbar { position: sticky; top: 0; z-index: 20; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; padding: 0 24px; height: 64px; background: rgba(255,255,255,.9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 8px; font-family: var(--display); font-weight: 600; color: var(--ink); font-size: 1rem; letter-spacing: -.01em; }
.brand:hover { text-decoration: none; }
.brand b { color: var(--primary); font-weight: 700; }
img.brand-mark { width: 34px; height: 34px; object-fit: contain; display: block; }
.topbar .brand img.brand-mark { width: 32px; height: 32px; }
.brand.light, .brand.light b { color: #fff; }
.mainnav { display: flex; align-items: center; justify-content: center; gap: 6px; }
.brand { justify-self: start; }
.mainnav > a { padding: 8px 12px; border-radius: 10px; color: var(--ink-2); font-weight: 500; white-space: nowrap; }
.mainnav > a:hover { background: var(--primary-soft); text-decoration: none; }
.mainnav > a.on { background: var(--primary-soft); color: var(--primary); }
.mainnav .ghost-link { color: var(--muted); }
/* Menú «Mi cuenta»: se abre al pasar el ratón, con el teclado o al tocar */
.topbar-right { display: flex; align-items: center; gap: 10px; justify-self: end; }
.account { position: relative; }
.bell { position: relative; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; color: var(--ink-2); transition: background .15s, color .15s; }
.bell:hover, .bell.on { background: var(--primary-soft); color: var(--primary); text-decoration: none; }
.bell .badge { position: absolute; top: 2px; right: 0; min-width: 18px; height: 18px; padding: 0 5px; font-size: .68rem; border: 2px solid var(--surface); }
.avatar { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; border: 0; background: var(--primary); color: #fff; font: 600 1rem var(--font); cursor: pointer; transition: box-shadow .15s; }
.avatar { overflow: hidden; padding: 0; }
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.account:hover .avatar, .account.open .avatar { box-shadow: 0 0 0 4px var(--primary-soft); }
.account-menu { position: absolute; right: 0; top: 100%; padding-top: 10px; min-width: 240px; display: none; z-index: 30; }
.account-menu::before { content: ''; position: absolute; inset: 10px 0 0; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 12px 40px rgba(17, 26, 46, .14); z-index: -1; }
.account:hover .account-menu, .account:focus-within .account-menu, .account.open .account-menu { display: block; }
.account-head { display: flex; flex-direction: column; padding: 14px 16px 10px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.account-head strong { font-family: var(--display); }
.account-menu a, .account-menu .logout { display: flex; align-items: center; gap: 10px; width: calc(100% - 12px); margin: 0 6px; padding: 9px 10px; border-radius: 8px; color: var(--ink-2); font: 500 .92rem var(--font); background: none; border: 0; cursor: pointer; text-align: left; }
.account-menu a:hover, .account-menu .logout:hover, .account-menu a.on { background: var(--primary-soft); color: var(--primary); text-decoration: none; }
.account-menu hr { border: 0; border-top: 1px solid var(--line); margin: 6px 0; }
.account-menu form { padding-bottom: 6px; }
.account-menu .logout:hover { background: var(--ko-soft); color: var(--ko); }
.linklike { background: none; border: 0; color: var(--muted); font: inherit; cursor: pointer; padding: 0; }
.linklike:hover { color: var(--ink); }
.badge { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--accent); color: #fff; font-size: .72rem; font-weight: 700; }
.menu-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; width: 40px; height: 40px; font-size: 1.1rem; cursor: pointer; }
@media (max-width: 1000px) {
  .topbar { padding: 0 16px; grid-template-columns: 1fr auto; }
  .menu-toggle { display: block; }
  .mainnav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: var(--surface); padding: 12px 16px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .mainnav.open { display: flex; }

}

/* ----- Botones y formularios ----- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 18px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); font: 600 .92rem var(--font); cursor: pointer; transition: transform .08s, background .15s, box-shadow .15s; white-space: nowrap; }
.btn:hover { text-decoration: none; background: #f8fbff; box-shadow: var(--shadow); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn.primary:hover { background: #1d4ed8; }
.btn.danger { background: var(--ko); border-color: var(--ko); color: #fff; }
.btn.small { padding: 6px 12px; font-size: .82rem; }
.btn.block { width: 100%; }
.btn:disabled { opacity: .6; cursor: default; }
.icon { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); cursor: pointer; font-size: .85rem; }
.icon:hover { background: var(--primary-soft); text-decoration: none; }
.icon.danger:hover { background: var(--ko-soft); color: var(--ko); border-color: var(--ko-soft); }
.icon-btns { display: flex; gap: 4px; flex-shrink: 0; }

input, select, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink); font: 16px "Inter", -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', system-ui, sans-serif; transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
input[type=checkbox], input[type=radio] { width: auto; accent-color: var(--primary); }
input[type=color] { width: 54px; height: 38px; padding: 3px; }
textarea { resize: vertical; font-family: var(--font); }
label { display: block; font-weight: 500; font-size: .9rem; }
label > input, label > select, label > textarea { margin-top: 6px; }
label small { display: block; font-weight: 400; margin-top: 4px; }
label.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
label.check input { margin-top: 4px; }
label.inline { display: flex; align-items: center; gap: 12px; }
label.inline input { margin: 0; }
.stack { display: flex; flex-direction: column; gap: 16px; }
.inline-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline-form input, .inline-form select { width: auto; flex: 1; min-width: 180px; }
.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; align-items: end; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }

.flash { padding: 12px 16px; border-radius: 10px; margin-bottom: 20px; font-weight: 500; }
.flash-ok { background: var(--ok-soft); color: #0b6e48; }
.flash-error { background: var(--ko-soft); color: #a3192a; }
.flash-info { background: var(--warn-soft); color: #7a5700; }

.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600; background: #edf1f7; color: var(--ink-2); }
.pill.ok { background: var(--ok-soft); color: #0b6e48; }
.pill.ko { background: var(--ko-soft); color: #a3192a; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: .72rem; font-weight: 600; background: rgba(0,0,0,.35); color: #fff; }
.tag.soft { background: var(--primary-soft); color: var(--primary); }

/* ----- Login ----- */
body.auth { background: var(--surface); }
body.auth .wrap { max-width: none; padding: 0; }
.auth-grid { display: grid; grid-template-columns: 1.1fr 1fr; min-height: 100vh; }
.auth-hero { background: radial-gradient(circle at 20% 10%, #3b82f6 0, transparent 45%), radial-gradient(circle at 90% 90%, #06b6d4 0, transparent 40%), #0b1a3a; color: #fff; padding: 48px 56px; display: flex; flex-direction: column; justify-content: center; gap: 12px; }
.auth-hero .brand { position: absolute; top: 40px; }
.auth-hero h1 { font-size: clamp(2rem, 4vw, 3rem); max-width: 14ch; margin-top: 40px; }
.auth-hero p { color: #d6e4ff; max-width: 46ch; font-size: 1.05rem; }
.hero-points { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 10px; }
.hero-points li::before { content: '✓'; display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: rgba(255,255,255,.15); margin-right: 10px; font-size: .75rem; }
.auth-card { padding: 48px; display: flex; flex-direction: column; justify-content: center; max-width: 480px; width: 100%; margin: 0 auto; }
.forgot { margin-top: 20px; }
.forgot a { color: var(--primary); font-weight: 500; }
@media (max-width: 860px) {
  body.auth { height: 100vh; overflow: hidden; }
  .auth-grid { grid-template-columns: 1fr; height: 100vh; }
  .auth-hero { display: none; }
  .auth-card { padding: 28px 20px; max-width: 460px; }
  .auth-card::before { content: ''; display: block; width: 60px; height: 60px; margin: 0 auto 20px; background-image: url('/img/bibe-logo-white.webp?v=1'); background-size: contain; background-repeat: no-repeat; background-position: center; }
  .auth-card h2, .auth-card > .muted { text-align: center; }
  body.auth .site-footer { display: none; }
}

/* ----- Panel del alumno ----- */
.hello { margin-bottom: 24px; }
.news { display: grid; gap: 8px; margin-bottom: 28px; }
.news-item { display: flex; align-items: center; gap: 12px; background: var(--surface); border: 1px solid var(--line); padding: 12px 16px; border-radius: 12px; color: var(--ink); }
.news-item:hover { text-decoration: none; border-color: var(--primary); }
.news-item strong { flex: 1; font-weight: 500; }
.news-item .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.news-item.unread .dot { background: var(--accent); }
.news-item.unread strong { font-weight: 700; }

.course-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.course-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; transition: transform .15s, box-shadow .15s; }
.course-card:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(23,21,43,.1); }
.cover { position: relative; display: flex; align-items: flex-end; height: 150px; padding: 18px; background: radial-gradient(circle at 85% 15%, rgba(255,255,255,.35) 0, transparent 35%), linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 55%, #000)); color: #fff; }
.cover:hover { text-decoration: none; }
.cover-title { font-family: var(--display); font-weight: 700; font-size: 1.3rem; line-height: 1.15; text-shadow: 0 1px 8px rgba(0,0,0,.2); }
.cover .tag { position: absolute; top: 14px; right: 14px; }
.course-body { padding: 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.course-body h3 { margin: 0; }
.course-body h3 a { color: var(--ink); }
.course-body p { margin: 0; flex: 1; }

.progress { height: 8px; background: #e5ecf6; border-radius: 99px; overflow: hidden; }
.progress span { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), #60a5fa); border-radius: inherit; transition: width .4s; }
.progress.mini { height: 6px; width: 120px; display: inline-block; vertical-align: middle; margin-right: 8px; }

/* ----- Página de curso ----- */
.course-hero { display: grid; grid-template-columns: 1fr 260px; gap: 24px; align-items: center; padding: 36px; border-radius: 20px; margin-bottom: 28px; color: #fff; background: radial-gradient(circle at 90% 0, rgba(255,255,255,.25) 0, transparent 40%), linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 45%, #000)); }
.course-hero h1 { color: #fff; }
.course-hero p { color: rgba(255,255,255,.88); max-width: 60ch; }
.course-hero .crumb { color: rgba(255,255,255,.85); }
.hero-meta { display: flex; gap: 10px; flex-wrap: wrap; }
.hero-meta span { background: rgba(255,255,255,.18); padding: 4px 12px; border-radius: 99px; font-size: .85rem; }
.hero-progress { color: var(--ink); text-align: center; margin: 0; }
.course-hero .hero-progress p, .course-hero .hero-progress .muted { color: var(--ink-2); font-weight: 500; }
.ring { --p: 0; width: 110px; height: 110px; margin: 0 auto 8px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--primary) calc(var(--p) * 1%), #e5ecf6 0); }
.ring span { display: grid; place-items: center; width: 84px; height: 84px; border-radius: 50%; background: var(--surface); font: 700 1.4rem var(--display); }
@media (max-width: 760px) { .course-hero { grid-template-columns: 1fr; padding: 24px; } }
.crumb { display: inline-block; font-size: .88rem; margin-bottom: 10px; color: var(--muted); }

.prose { font-size: 1rem; color: var(--ink-2); }
.prose h3, .prose h4 { color: var(--ink); margin-top: 1.4em; }
.prose ul { padding-left: 1.3em; margin: 0 0 1em; }
.prose li { margin-bottom: .35em; }
.prose blockquote { margin: 1em 0; padding: 12px 18px; border-left: 4px solid var(--primary); background: var(--primary-soft); border-radius: 0 10px 10px 0; color: var(--ink); }
.prose strong { color: var(--ink); }

/* Temario */
.outline-group + .outline-group { margin-top: 18px; }
.outline h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin: 0 0 8px; font-family: var(--font); }
.outline ol { list-style: none; padding: 0; margin: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.outline li { display: flex; align-items: center; gap: 12px; padding: 11px 14px; background: var(--surface); }
.outline li + li { border-top: 1px solid var(--line); }
.outline .item-title { flex: 1; color: var(--ink); }
.outline .status { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--line); font-size: .68rem; flex-shrink: 0; color: var(--muted); }
.outline li.done .status { background: var(--ok); border-color: var(--ok); color: #fff; }
.outline li.locked { background: #f9fbff; }
.outline li.locked .item-title { color: var(--muted); }
.outline li.locked .status { border: 0; }
.outline li.current { background: var(--primary-soft); }
.outline li.current .item-title { font-weight: 600; color: var(--primary); }

.files { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.files a { display: flex; align-items: center; gap: 12px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); }
.files a:hover { border-color: var(--primary); text-decoration: none; background: #fafcff; }
.file-ext { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 10px; background: var(--primary-soft); color: var(--primary); font-size: .68rem; font-weight: 700; flex-shrink: 0; }

/* ----- Vista de lección / examen ----- */
.learn { display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: 40px; align-items: start; }
.learn-side { position: sticky; top: 88px; max-height: calc(100vh - 110px); overflow: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 18px 26px 5px; }
.learn-side .progress { margin-top: 4px; margin-left: 12px; }
.learn-side > a, .learn-side > p { padding-left: 12px; }
.learn-side .outline { padding-left: 12px; }
.learn-side .outline ol { border: 0; border-radius: 0; }
.learn-side .outline li { padding: 9px 6px; border-radius: 8px; }
.learn-side .outline li + li { border-top: 0; }
.learn-main { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 40px 56px; min-height: 60vh; width: 100%; max-width: 1080px; }
.learn-main .prose { padding: 0 12px; }
.video { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #000; margin: 8px 0 28px; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.lesson-files { margin-top: 28px; box-shadow: none; background: #fafcff; }
.lesson-nav { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); }
@media (max-width: 960px) {
  .brand span { display: none; }
  .brand-sm span { display: block; }
  .learn { grid-template-columns: 1fr; }
  .learn-side { position: static; max-height: none; order: 2; }
  .learn-main { padding: 24px 18px; margin: 0 auto; max-width: 100%; }
  .learn-main .prose { padding: 0; }
  .prose ol { list-style-position: inside; }
  .toc-toggle { display: none !important; }
}

.quiz-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 24px; }
.quiz-meta span { background: var(--primary-soft); color: var(--primary); padding: 4px 12px; border-radius: 99px; font-size: .82rem; font-weight: 600; }
.questions { list-style: none; padding: 0; display: grid; gap: 18px; counter-reset: q; }
.questions > li { counter-increment: q; }
.questions .q-text::before { content: counter(q) '. '; color: var(--primary); }
.questions fieldset { border: 0; padding: 0; margin: 0; }
.q-text { font-weight: 600; margin-bottom: 10px; color: var(--ink); }
.option { display: flex; gap: 12px; align-items: center; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 8px; cursor: pointer; font-weight: 400; transition: border-color .15s, background .15s; }
.option:hover { border-color: var(--primary); }
.option:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); }
.review li { padding: 14px 16px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--line); }
.review li.ok { border-left-color: var(--ok); }
.review li.ko { border-left-color: var(--ko); }
.review-title { margin: 26px 0 2px; font-size: 1.2rem; }
.review-opts { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; }
.review-opts li { display: flex; gap: 10px; align-items: baseline; padding: 8px 12px; border-radius: 8px; background: #fafbfe; border: 1px solid var(--line); font-size: .92rem; }
.review-opts li.correct { background: var(--ok-soft); border-color: color-mix(in srgb, var(--ok) 40%, var(--line)); color: #0b6e48; font-weight: 500; }
.review-opts li.yours { background: var(--ko-soft); border-color: color-mix(in srgb, var(--ko) 30%, var(--line)); }
.ro-mark { width: 14px; font-weight: 700; flex-shrink: 0; }
.ro-tag { font-style: normal; font-size: .7rem; background: var(--ko); color: #fff; padding: 1px 7px; border-radius: 6px; margin-left: 4px; vertical-align: middle; }
.ro-tag.ok { background: var(--ok); }
.review-exp { margin: 10px 0 0; padding: 10px 12px; background: var(--primary-soft); border-radius: 8px; font-size: .9rem; color: var(--ink-2); }
.review-exp strong { color: var(--primary); }
.verdict { font-size: .8rem; margin-left: 8px; white-space: nowrap; }
.result { display: flex; align-items: center; gap: 24px; padding: 24px; border-radius: var(--radius); margin-bottom: 28px; }
.result.pass { background: var(--ok-soft); }
.result.fail { background: var(--ko-soft); }
.result-score { font: 700 2.6rem var(--display); }
.result.pass .result-score { color: var(--ok); }
.result.fail .result-score { color: var(--ko); }
.result .btn { margin-top: 4px; }

/* ----- Certificado ----- */
.cert-actions { display: flex; justify-content: flex-end; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.btn.linkedin { background: #0a66c2; border-color: #0a66c2; color: #fff; }
.btn.linkedin:hover { background: #084e95; }
.center { text-align: center; }
.certificate { position: relative; background:
    radial-gradient(circle at 0 0, color-mix(in srgb, var(--c) 10%, #fff) 0, transparent 38%),
    radial-gradient(circle at 100% 100%, color-mix(in srgb, var(--c) 10%, #fff) 0, transparent 38%), #fff;
  padding: 20px; border-radius: 16px; box-shadow: var(--shadow); aspect-ratio: 1.414; max-width: 1000px; margin: 0 auto; }
.cert-corner { position: absolute; width: 34px; height: 34px; border: 3px solid var(--c); }
.cert-corner.tl { top: 14px; left: 14px; border-right: 0; border-bottom: 0; }
.cert-corner.tr { top: 14px; right: 14px; border-left: 0; border-bottom: 0; }
.cert-corner.bl { bottom: 14px; left: 14px; border-right: 0; border-top: 0; }
.cert-corner.br { bottom: 14px; right: 14px; border-left: 0; border-top: 0; }
.cert-inner { position: relative; height: 100%; border: 1px solid color-mix(in srgb, var(--c) 35%, var(--line)); border-radius: 8px; display: flex; flex-direction: column; align-items: center; text-align: center; padding: 5% 7% 4%; }
.cert-top { display: flex; align-items: center; justify-content: space-between; width: 100%; margin-bottom: 4%; }
.cert-top .brand { font-size: 1rem; }
.cert-eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: .72rem; font-weight: 700; color: var(--c); }
.cert-small { color: var(--muted); margin: 0; font-size: .9rem; }
.cert-name { font-family: var(--display); font-size: clamp(1.8rem, 5vw, 3.2rem); margin: .2em 0; color: var(--ink); }
.cert-course { font-size: clamp(1.1rem, 3vw, 1.7rem); color: var(--c); margin: .3em 0 0; max-width: 24ch; }
.cert-seal { margin: 2% 0; }
.cert-foot { display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 16px; width: 100%; margin-top: auto; }
.cert-sign, .cert-date { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.cert-sign-name { font-family: var(--display); font-style: italic; font-size: 1.2rem; font-weight: 600; }
.cert-date strong { font-size: 1rem; }
.cert-line { width: 150px; max-width: 24vw; height: 1px; background: var(--ink-2); margin: 4px 0 2px; }
.cert-qr { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.cert-qr svg { width: 84px; height: 84px; }
.cert-code { margin-top: 3%; font-size: .78rem; color: var(--muted); letter-spacing: .02em; }
@media (max-width: 720px) {
  .certificate { aspect-ratio: auto; }
  .cert-foot { grid-template-columns: 1fr; gap: 20px; }
}
@media print {
  .topbar, .no-print, .flash, .site-footer { display: none !important; }
  body, body.print-cert { background: #fff; }
  .wrap { padding: 0; max-width: none; }
  .certificate { box-shadow: none; }
  @page { size: A4 landscape; margin: 10mm; }
}

/* ----- Verificación de certificado ----- */
.verify-ok, .verify-bad { text-align: center; }
.verify-badge { width: 64px; height: 64px; margin: 0 auto 10px; border-radius: 50%; display: grid; place-items: center; background: var(--ok); color: #fff; font-size: 2rem; font-weight: 700; }
.verify-badge.bad { background: var(--ko); }
.verify-course { color: var(--primary); margin: .2em 0 1em; }
.verify-meta { display: flex; justify-content: center; gap: 36px; flex-wrap: wrap; margin: 0; }
.verify-meta dt { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.verify-meta dd { margin: 2px 0 0; font-weight: 600; }

/* ----- Notificaciones ----- */
.notif-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.notif-list .card { margin: 0; }
.notif-list .unread { border-left: 4px solid var(--accent); }
.notif-list p { margin: 8px 0 0; color: var(--ink-2); }
.notif-admin { padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.notif-admin p { margin: 4px 0 0; }

/* ----- Administración ----- */
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.page-head h1 { margin-bottom: 4px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 4px; }
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-n { font: 700 2rem var(--display); }
.admin-list { display: grid; gap: 10px; }
.admin-row { display: flex; align-items: center; gap: 16px; margin: 0; padding: 16px 20px; color: var(--ink); flex-wrap: wrap; }
.admin-row:hover { text-decoration: none; border-color: var(--primary); }
.swatch { width: 40px; height: 40px; border-radius: 10px; background: linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 50%, #000)); flex-shrink: 0; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 20px; overflow-x: auto; }
.tabs a { padding: 10px 16px; color: var(--muted); font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tabs a:hover { color: var(--ink); text-decoration: none; }
.tabs a.on { color: var(--primary); border-color: var(--primary); }

.section-block { border: 1px solid var(--line); border-radius: 12px; padding: 14px; margin: 16px 0; background: #fafcff; }
.section-head { display: flex; gap: 8px; align-items: center; margin-bottom: 10px; flex-wrap: wrap; }
.section-head h3 { margin: 0; flex: 1; }
.section-title-input { font-weight: 600; }
.lesson-list { list-style: none; padding: 0; margin: 0 0 10px; display: grid; gap: 6px; }
.lesson-list li { display: flex; align-items: center; gap: 10px; padding: 8px 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; flex-wrap: wrap; }
.lesson-list li a { color: var(--ink); font-weight: 500; }
.add-section { margin-top: 18px; }

.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th { text-align: left; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding: 8px; border-bottom: 1px solid var(--line); }
.table td { padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table .num { text-align: right; }
section.card:has(> .table) { overflow-x: auto; }

.q-admin { padding-left: 1.3em; display: grid; gap: 16px; }
.opts { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 4px; }
.opts li { padding: 6px 10px; border-radius: 8px; background: #f4f7fb; font-size: .9rem; }
.opts li.correct { background: var(--ok-soft); color: #0b6e48; font-weight: 600; }
.opts li.correct::before { content: '✓ '; }
.option-edit { display: flex; gap: 10px; align-items: center; }

.credentials { border: 2px solid var(--ok); background: #fbfffd; }
.credentials dl { display: grid; grid-template-columns: max-content 1fr; gap: 8px 16px; margin: 0; }
.credentials dt { font-weight: 600; color: var(--muted); }
.credentials dd { margin: 0; }
.copy { cursor: pointer; font-size: 1rem; }
.copy::after { content: ' ⧉'; color: var(--muted); }
.copy.copied::after { content: ' ✓ copiada'; color: var(--ok); }
.danger-zone { border-color: var(--ko-soft); }

/* ----- Alertas ----- */
.alerts-table td, .alerts-table th { text-align: center; }
.alerts-table td:first-child, .alerts-table th:first-child { text-align: left; }
.switch { position: relative; display: inline-block; width: 44px; height: 24px; }
.switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; z-index: 1; }
.switch span { position: absolute; inset: 0; background: #cfd8e6; border-radius: 99px; transition: background .2s; }
.switch span::after { content: ''; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: transform .2s; box-shadow: 0 1px 3px rgba(0,0,0,.2); }
.switch input:checked + span { background: var(--primary); }
.switch input:checked + span::after { transform: translateX(20px); }
.switch input:focus-visible + span { box-shadow: 0 0 0 3px var(--primary-soft); }
.dot-c { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--c); margin-right: 8px; }

/* ----- Titulaciones ----- */
.degree-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.degree { display: flex; flex-direction: column; gap: 10px; border-top: 4px solid var(--c); margin: 0; }
.degree .medal { font-size: 1.8rem; }

/* ----- Ayuda / tickets ----- */
.req { color: var(--ko); }
.file-input { padding: 14px; border: 1px dashed var(--line); border-radius: 10px; background: #fafcff; }
.file-input input { border: 0; padding: 0; margin-top: 8px; background: none; }
.ticket-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.ticket-list a { display: flex; gap: 12px; align-items: center; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); flex-wrap: wrap; }
.ticket-list a:hover { border-color: var(--primary); text-decoration: none; }
.pill.st-abierto { background: #fff3d6; color: #8a5a00; }
.pill.st-respondido { background: var(--primary-soft); color: var(--primary); }
.pill.st-cerrado { background: #edf1f7; color: var(--muted); }
.thread { display: grid; gap: 14px; margin-bottom: 20px; }
.msg { padding: 16px 18px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); max-width: 85%; }
.msg.staff { background: var(--primary-soft); border-color: transparent; margin-left: auto; }
.msg-head { display: flex; justify-content: space-between; gap: 12px; font-size: .82rem; color: var(--muted); margin-bottom: 6px; }
.msg-head strong { color: var(--ink); }
.attach { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.attach a { font-size: .82rem; padding: 4px 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.narrow.wider { max-width: 820px; }

/* ----- Perfil ----- */
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.avatar-edit { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.avatar-edit label.btn { display: inline-flex; font-weight: 600; }
.avatar-edit .btn + .btn { margin-left: 6px; }
.avatar-edit p { margin: 8px 0 0; }
.avatar-preview { width: 88px; height: 88px; border-radius: 50%; overflow: hidden; background: var(--primary); color: #fff; display: grid; place-items: center; font: 700 2rem var(--display); box-shadow: 0 0 0 4px var(--primary-soft); flex-shrink: 0; }
.avatar-preview img { width: 100%; height: 100%; object-fit: cover; }

/* ----- Área «Mi cuenta» con menú lateral ----- */
.account-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 32px; align-items: start; }
.account-main { max-width: 880px; }
.account-side { position: sticky; top: 88px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.account-side-head { display: flex; align-items: center; gap: 12px; padding: 6px 6px 14px; margin-bottom: 8px; border-bottom: 1px solid var(--line); }
.account-side-head strong { font-family: var(--display); }
.avatar-sm { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; overflow: hidden; background: var(--primary); color: #fff; font-weight: 700; flex-shrink: 0; }
.avatar-sm img { width: 100%; height: 100%; object-fit: cover; }
.account-side nav { display: grid; gap: 4px; }
.account-side nav a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; color: var(--ink-2); font-weight: 500; }
.account-side nav a:hover { background: var(--primary-soft); text-decoration: none; }
.account-side nav a.on { background: var(--primary); color: #fff; }
.account-main > h1 { margin-top: 0; }
@media (max-width: 820px) {
  .account-layout { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .account-layout > * { min-width: 0; }
  .account-side { position: static; padding: 8px; }
  .account-side-head { display: none; }
  .account-side nav { grid-auto-flow: column; grid-auto-columns: 1fr; overflow-x: auto; }
  .account-side nav a { justify-content: center; white-space: nowrap; padding: 9px 8px; font-size: .88rem; gap: 6px; }
}

/* ----- Home: secciones de formaciones ----- */
.section-title { font-size: 1.35rem; margin: 8px 0 16px; }
.course-grid + .section-title, .empty + .section-title { margin-top: 44px; }
.course-card.other .cover { filter: saturate(.85); }
.course-card.other .cover .tag { background: rgba(255,255,255,.9); color: var(--primary); }
.course-card.other .btn { border-color: var(--primary); color: var(--primary); }
.outline.preview li { color: var(--ink-2); }
.outline.preview .status { border-style: dashed; }

/* ----- Pie de página ----- */
body { min-height: 100vh; display: flex; flex-direction: column; }
body > main { flex: 1 0 auto; width: 100%; }
.site-footer { background: #000000; color: #b8c4da; margin-top: 40px; }
.footer-inner { max-width: 1320px; margin: 0 auto; padding: 28px 24px 24px; text-align: center; }
.footer-top { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 16px; padding-bottom: 18px; border-bottom: 1px solid rgba(255,255,255,.1); }
.brand-sm { display: flex; flex-direction: column; align-items: center; font-size: .92rem; color: #fff; gap: 10px; }
.brand-sm b { color: #7fb0ff; }
.brand-sm img.brand-mark { width: 26px; height: 26px; }
.social { display: flex; gap: 8px; }
.social a { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.08); color: #dfe7f5; transition: background .15s, color .15s, transform .15s; }
.social a:hover { background: #fff; color: var(--primary); transform: translateY(-2px); text-decoration: none; }
.footer-legal { font-size: .78rem; line-height: 1.6; margin: 16px auto 12px; max-width: 110ch; color: #fff; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 10px; font-size: .82rem; justify-content: center; }
.footer-links a { color: #dfe7f5; }
.footer-links span { color: #55688c; }
body.auth .site-footer { display: none; margin-top: 0; }
@media (max-width: 640px) {
  .footer-top { flex-direction: column; }
  .footer-inner { text-align: center; padding: 24px 16px; }
  .footer-legal { margin-left: auto; margin-right: auto; }
  .footer-links { justify-content: center; }
}

/* ===== Contenido rico de lecciones importadas ===== */
.prose img { max-width: 100%; height: auto; border-radius: 10px; display: block; margin: 16px auto; border: 1px solid var(--line); }
.prose figure { margin: 20px 0; text-align: center; }
.prose figure img { margin-bottom: 8px; }
.prose figcaption { font-size: .85rem; color: var(--muted); }
.prose h2 { font-size: 1.35rem; margin: 1.4em 0 .5em; color: var(--ink); }
.prose ol { padding-left: 1.3em; margin: 0 0 1em; list-style-position: inside; }
.prose ol li, .prose ul li { margin-bottom: .4em; }
.prose code { background: var(--primary-soft); color: var(--primary); padding: .12em .4em; border-radius: 6px; font-size: .88em; }
.prose pre { background: #0b1a3a; color: #e6edf7; padding: 14px 16px; border-radius: 10px; overflow-x: auto; font-size: .86rem; line-height: 1.5; }
.prose pre code { background: none; color: inherit; padding: 0; }
.prose svg { max-width: 100%; height: auto; }
.prose del { color: var(--muted); }
.prose small { font-size: .85em; color: var(--muted); }

/* Tablas */
.prose table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: .92rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.prose thead th { background: var(--primary-soft); color: var(--ink); }
.prose tbody tr:nth-child(even) { background: #fafcff; }

/* Listas de definición / glosario */
.prose dl { margin: 12px 0; }
.prose dt { font-weight: 600; color: var(--ink); margin-top: 10px; }
.prose dd { margin: 2px 0 0; padding-left: 14px; border-left: 2px solid var(--line); color: var(--ink-2); }

/* Desplegables */
.prose details { border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 10px 0; background: var(--surface); }
.prose details[open] { box-shadow: var(--shadow); }
.prose summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.prose summary::-webkit-details-marker { color: var(--primary); }

/* Bloques con estilo propio (bl-*) */
.prose [class^="bl-"], .prose [class*=" bl-"] { border-radius: 12px; padding: 14px 18px; margin: 16px 0; }
.prose .bl-goal { background: var(--primary-soft); border-left: 4px solid var(--primary); }
.prose .bl-goal .k, .prose .bl-gloss .k, .prose .bl-try .k, .prose .bl-ex .k { display: block; text-transform: uppercase; letter-spacing: .06em; font-size: .72rem; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.prose .bl-goal p { margin: 0; }
.prose .bl-tip { background: var(--ok-soft); border-left: 4px solid var(--ok); }
.prose .bl-note { background: #eef4ff; border-left: 4px solid #3b82f6; }
.prose .bl-warn { background: var(--ko-soft); border-left: 4px solid var(--ko); }
.prose .bl-try, .prose .bl-ex { background: #fff8e8; border-left: 4px solid #e0a500; }
.prose .bl-check { background: var(--ok-soft); border-left: 4px solid var(--ok); }
.prose .bl-gloss { background: #fafcff; border: 1px solid var(--line); }
.prose .bl-path { background: var(--primary-soft); }
.prose .bl-steps { background: transparent; padding: 0; margin: 16px 0; }
.prose .bl-steps li { margin-bottom: 8px; }
.prose .bl-shot, .prose .bl-fig { background: transparent; padding: 0; text-align: center; }
.prose [class^="bl-"] p:last-child, .prose [class*=" bl-"] p:last-child { margin-bottom: 0; }

/* ===== Panel del alumno: bienvenida, progreso, medallas ===== */
.eyebrow.light { color: rgba(255,255,255,.8); }

/* Bienvenida (primera visita) */
.welcome { position: relative; overflow: hidden; display: flex; align-items: center; gap: 24px; justify-content: space-between;
  background: radial-gradient(circle at 15% 15%, #3b6bff 0, transparent 45%), radial-gradient(circle at 90% 90%, #06b6d4 0, transparent 45%), linear-gradient(135deg, #1b2a6b, #0b1a3a);
  color: #fff; border-radius: 22px; padding: 32px 36px; margin-bottom: 28px; box-shadow: var(--shadow); animation: rise .5s ease; }
.welcome h1 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 4px 0 10px; }
.welcome-lead { color: #dce4ff; max-width: 60ch; }
.welcome-points { list-style: none; padding: 0; margin: 14px 0 20px; display: flex; flex-wrap: wrap; gap: 8px 18px; color: #eaf0ff; font-size: .95rem; }
.welcome-badge img { opacity: .9; filter: drop-shadow(0 6px 18px rgba(0,0,0,.3)); }
.btn.big { padding: 14px 26px; font-size: 1.05rem; border-radius: 12px; background: #fff; color: var(--primary); border: 0; }
.btn.big:hover { background: #eef2ff; }
@media (max-width: 680px) { .welcome-badge { display: none; } .welcome { padding: 26px 22px; } }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* Sigue donde lo dejaste */
.resume { display: flex; align-items: center; gap: 20px; justify-content: space-between; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--line); border-left: 6px solid var(--c); border-radius: 16px;
  padding: 18px 22px; margin-bottom: 24px; box-shadow: var(--shadow); color: var(--ink); transition: transform .12s, box-shadow .15s; }
.resume:hover { text-decoration: none; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(17,26,46,.1); }
.resume-info { flex: 1; min-width: 220px; display: grid; gap: 4px; }
.resume-k { text-transform: uppercase; letter-spacing: .07em; font-size: .72rem; font-weight: 700; color: var(--c); }
.resume-info strong { font-size: 1.15rem; }
.resume .progress { margin-top: 6px; max-width: 420px; }
.resume-btn { white-space: nowrap; }

/* Panel de puntos / nivel / logros */
.xp { margin-bottom: 28px; }
.xp-main { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding-bottom: 16px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.xp-level { display: flex; align-items: center; gap: 16px; }
.xp-ring { --p: 0; width: 66px; height: 66px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0;
  background: conic-gradient(var(--primary) calc(var(--p) * 1%), #e5ecf6 0); }
.xp-ring span { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: var(--surface); font: 700 1.4rem var(--display); color: var(--primary); }
.xp-stats { display: flex; gap: 40px; flex-wrap: wrap; padding: 0 2px 18px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.xp-stat { display: flex; flex-direction: column; }
.xp-n { font: 700 1.5rem var(--display); }
.medals { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 10px; }
.medal { display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center; padding: 12px 6px; border-radius: 12px; background: #f4f7fb; border: 1px solid var(--line); opacity: .55; filter: grayscale(1); transition: transform .12s; }
.medal.on { opacity: 1; filter: none; background: linear-gradient(160deg, #fff, var(--primary-soft)); border-color: color-mix(in srgb, var(--primary) 30%, var(--line)); }
.medal.on:hover { transform: translateY(-3px); }
.medal-ic { font-size: 1.7rem; line-height: 1; }
.medal-name { font-size: .72rem; font-weight: 600; color: var(--ink-2); }
.done-tag { background: var(--ok) !important; color: #fff; }
@media (max-width: 560px){ .xp-main { flex-direction: column; align-items: flex-start; } }

/* ===== Modo lección premium ===== */
.read-progress { position: sticky; top: 64px; z-index: 15; height: 3px; background: transparent; }
.read-progress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--primary), #06b6d4); transition: width .1s linear; }
.lesson-head { margin-bottom: 20px; }
.lesson-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin-top: 10px; font-size: .85rem; color: var(--muted); }
.lesson-meta .done-chip { color: #0b6e48; background: var(--ok-soft); padding: 2px 10px; border-radius: 99px; font-weight: 600; }
.help-link { margin-left: 0; color: var(--primary); font-weight: 600; }
.learn-main .prose { font-size: 15px; line-height: 1.7; }
.learn-main .prose p { max-width: 70ch; }
@media (max-width: 640px) { .help-link { margin-left: 0; } }

/* Toast */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); z-index: 60; display: flex; align-items: center; gap: 10px;
  background: #0b1a3a; color: #fff; padding: 12px 18px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,.25); font-weight: 500; opacity: 0; transition: opacity .3s, transform .3s; max-width: 90vw; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast-ic { font-size: 1.3rem; }

/* Confeti */
.confetti-canvas { position: fixed; inset: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 55; }

/* ===== Buscador global ===== */
.search-page { max-width: 760px; margin: 0 auto; }
.search-big { display: flex; align-items: center; gap: 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 8px 10px 8px 16px; box-shadow: var(--shadow); margin-bottom: 24px; }
.search-big svg { color: var(--muted); flex-shrink: 0; }
.search-big input { border: 0; box-shadow: none; padding: 10px 4px; font-size: 1.05rem; background: none; }
.search-big input:focus { outline: none; box-shadow: none; }
.search-list { list-style: none; padding: 0; margin: 0 0 12px; display: grid; gap: 8px; }
.search-list a { display: flex; align-items: center; gap: 12px; padding: 12px 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; color: var(--ink); }
.search-list a:hover { border-color: var(--primary); text-decoration: none; background: #fcfdff; }
.search-page .section-title { font-size: 1rem; margin: 20px 0 10px; }

/* ===== Estadísticas de administración ===== */
.stuck-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.stuck-list li { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; }
.stuck-n { display: grid; place-items: center; min-width: 34px; height: 34px; border-radius: 8px; background: var(--ko-soft); color: #a3192a; font-weight: 700; }

/* ===== Editor visual de lecciones ===== */
.editor { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.editor-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; padding: 8px; background: #f4f7fb; border-bottom: 1px solid var(--line); }
.editor-bar button { width: auto; min-width: 34px; height: 32px; padding: 0 8px; border: 1px solid var(--line); background: #fff; border-radius: 8px; cursor: pointer; font-size: .85rem; }
.editor-bar button:hover { background: var(--primary-soft); border-color: var(--primary); }
.editor-bar .sep { width: 1px; height: 22px; background: var(--line); margin: 0 4px; }
.editor-preview-toggle { margin-left: auto; display: flex; align-items: center; gap: 6px; font-size: .85rem; font-weight: 500; }
.editor-preview-toggle input { width: auto; }
.editor-panes { display: grid; grid-template-columns: 1fr 1fr; }
.editor-panes textarea { border: 0; border-right: 1px solid var(--line); border-radius: 0; resize: vertical; font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: .85rem; line-height: 1.5; min-height: 360px; }
.editor-preview { padding: 16px 20px; overflow: auto; max-height: 520px; background: #fff; }
.editor.no-preview .editor-panes { grid-template-columns: 1fr; }
.editor.no-preview .editor-preview { display: none; }
.editor.no-preview .editor-panes textarea { border-right: 0; }
.editor + small, .editor ~ small { display: block; margin-top: 8px; }
@media (max-width: 760px) { .editor-panes { grid-template-columns: 1fr; } .editor-preview { border-top: 1px solid var(--line); } }

/* ===== Buscador en popup ===== */
.search-modal { position: fixed; inset: 0; z-index: 70; }
.search-backdrop { position: absolute; inset: 0; background: rgba(11,26,58,.45); backdrop-filter: blur(2px); }
.search-dialog { position: relative; max-width: 620px; margin: 8vh auto 0; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 24px 60px rgba(11,26,58,.3); overflow: hidden; animation: rise .18s ease; }
.search-field { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.search-field svg { color: var(--muted); flex-shrink: 0; }
.search-field input { border: 0; box-shadow: none; padding: 6px 2px; font-size: 1.1rem; background: none; }
.search-field input:focus { outline: none; box-shadow: none; }
.search-close { width: 34px; height: 34px; border: 0; background: #f4f7fb; border-radius: 8px; cursor: pointer; color: var(--muted); flex-shrink: 0; }
.search-close:hover { background: var(--primary-soft); color: var(--primary); }
.search-results { max-height: 60vh; overflow: auto; padding: 8px; }
.search-results.loading { opacity: .5; }
.search-hint { padding: 22px 16px; text-align: center; }
.sr-group { padding: 6px 4px; }
.sr-group h3 { font-size: .72rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin: 8px 10px 6px; }
.sr-group ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
.sr-group a { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 10px; color: var(--ink); }
.sr-group a:hover { background: var(--primary-soft); text-decoration: none; }
.sr-group a > span:not(.dot-c):not(.sr-ext) { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.sr-group a small { color: var(--muted); font-size: .8rem; }
.sr-group a em { font-style: normal; font-size: .72rem; color: var(--muted); flex-shrink: 0; }
.sr-ext { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: var(--primary-soft); color: var(--primary); font-size: .62rem; font-weight: 700; flex-shrink: 0; }
@media (max-width: 640px) { .search-dialog { margin: 0; height: 100%; border-radius: 0; max-width: none; } .search-results { max-height: calc(100vh - 66px); } }

/* ===== Vista de lección: temario a la izquierda, contenido centrado y plegable ===== */
.wrap:has(.learn) { max-width: 1560px; }
/* Botón de ocultar/mostrar, dentro del temario */
.learn-side .toc-toggle { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 14px; padding: 7px 14px; border: 1px solid var(--line); background: var(--surface); border-radius: 99px; font: 600 .85rem var(--font); color: var(--ink-2); cursor: pointer; transition: background .15s, border-color .15s; }
.learn-side .toc-toggle:hover { background: var(--primary-soft); border-color: var(--primary); color: var(--primary); }
/* Temario oculto: queda una franja estrecha con solo el botón, y el tema sigue centrado */
.learn.collapsed { grid-template-columns: 46px minmax(0, 1fr); }
.learn.collapsed .learn-main { max-width: 940px; margin: 0 auto; }
.learn.collapsed .learn-side { background: transparent; border: 0; padding: 0; overflow: visible; }
.learn.collapsed .learn-side > :not(.toc-toggle) { display: none; }
.learn.collapsed .learn-side .toc-toggle { margin-bottom: 0; padding: 9px 11px; }
.learn.collapsed [data-toc-label] { display: none; }
@media (max-width: 960px) {
  .wrap:has(.learn) { max-width: none; }
  .learn, .learn.collapsed { grid-template-columns: 1fr; }
  .learn.collapsed .learn-side { background: var(--surface); border: 1px solid var(--line); padding: 18px; }
  .learn.collapsed .learn-side > :not(.toc-toggle) { display: revert; }
  .learn.collapsed [data-toc-label] { display: inline; }
}