/* Academia de Trafico Pago - estilos base */

:root{
  /* Tema claro (predeterminado) */
  --bg: #F7F5F2;
  --bg-elevated: #FFFFFF;
  --bg-card: #FFFFFF;
  --border: #E4E1DA;
  --text: #17171B;
  --text-muted: #5B594F;
  --text-dim: #8B8880;
  --accent: #7B2FF7;
  --accent-hover: #6C22E0;
  --accent-soft: rgba(123,47,247,.10);
  --success: #1B8A50;
  --danger: #C9382E;
  --warning: #A66A0F;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(23,23,27,.12);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

:root[data-theme="dark"]{
  --bg: #17171B;
  --bg-elevated: #1F1F25;
  --bg-card: #232329;
  --border: #2E2E36;
  --text: #F7F5F2;
  --text-muted: #A7A5A0;
  --text-dim: #7A7871;
  --accent: #7B2FF7;
  --accent-hover: #8B47FF;
  --accent-soft: rgba(123,47,247,.16);
  --success: #34C77B;
  --danger: #F0554B;
  --warning: #E8B34A;
  --shadow: 0 8px 24px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{background:var(--bg)}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  transition:background-color .15s ease,color .15s ease;
}
body,.navbar,.admin-sidebar,.card,.card-flat,.course-card,.module,.lesson-row,.table-wrap,input,textarea,select{
  transition:background-color .15s ease,border-color .15s ease,color .15s ease;
}

/* --- Selector de tema --- */
.theme-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:100px;border:1px solid var(--border);
  background:var(--bg-card);color:var(--text-muted);cursor:pointer;flex-shrink:0;
}
.theme-toggle:hover{color:var(--text);border-color:var(--accent)}
.theme-toggle svg{width:17px;height:17px}
.theme-toggle .icon-sun{display:none}
.theme-toggle .icon-moon{display:block}
:root[data-theme="dark"] .theme-toggle .icon-sun{display:block}
:root[data-theme="dark"] .theme-toggle .icon-moon{display:none}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0 0 8px;font-weight:700;letter-spacing:-.01em}
h1{font-size:28px}
h2{font-size:22px}
h3{font-size:17px}
p{margin:0 0 12px;color:var(--text-muted)}
.container{max-width:1180px;margin:0 auto;padding:0 24px}

/* --- Botones --- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--radius-sm);font-weight:600;font-size:14.5px;
  border:1px solid transparent;cursor:pointer;text-decoration:none;transition:.15s ease;
  background:var(--bg-card);color:var(--text);
}
.btn:hover{filter:brightness(1.08)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover)}
.btn-outline{background:transparent;border-color:var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--accent)}
.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-sm{padding:7px 13px;font-size:13px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* --- Formularios --- */
label{display:block;font-size:13.5px;font-weight:600;color:var(--text-muted);margin-bottom:6px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=url],input[type=search],
textarea,select{
  width:100%;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);
  color:var(--text);padding:11px 14px;font-size:15px;font-family:var(--font);margin-bottom:16px;
}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent)}
textarea{resize:vertical;min-height:90px}
input[type=file]{color:var(--text-muted);margin-bottom:16px;max-width:100%}
.field-hint{font-size:12.5px;color:var(--text-dim);margin-top:-10px;margin-bottom:16px}
.checkbox-row{display:flex;align-items:center;gap:8px;margin-bottom:16px;color:var(--text-muted);font-size:14px}
.checkbox-row input{margin:0;width:auto}

/* --- Tarjetas --- */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.card-flat{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius)}

/* --- Badges --- */
.badge{display:inline-block;padding:3px 10px;border-radius:100px;font-size:12px;font-weight:600}
.badge-success{background:rgba(52,199,123,.15);color:var(--success)}
.badge-muted{background:rgba(167,165,160,.15);color:var(--text-muted)}
.badge-accent{background:var(--accent-soft);color:var(--accent-hover)}

/* --- Alertas / flashes --- */
.alert{padding:13px 16px;border-radius:var(--radius-sm);margin-bottom:18px;font-size:14.5px}
.alert-success{background:rgba(52,199,123,.12);color:var(--success);border:1px solid rgba(52,199,123,.3)}
.alert-error{background:rgba(240,85,75,.12);color:#FF8078;border:1px solid rgba(240,85,75,.3)}

/* --- Barra de progreso --- */
.progress{height:8px;background:var(--bg);border-radius:100px;overflow:hidden;border:1px solid var(--border)}
.progress-bar{height:100%;background:var(--accent);border-radius:100px;transition:width .3s ease}

/* --- Navbar alumno --- */
.navbar{border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:50}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;font-size:17px;letter-spacing:-.02em;text-decoration:none;color:var(--text);display:flex;align-items:center;gap:10px}
.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#fff}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-link{padding:9px 14px;border-radius:var(--radius-sm);text-decoration:none;color:var(--text-muted);font-size:14.5px;font-weight:600}
.nav-link:hover,.nav-link.active{color:var(--text);background:var(--bg-card)}
.nav-user{display:flex;align-items:center;gap:12px}
.avatar{width:34px;height:34px;border-radius:100px;background:var(--accent-soft);color:var(--accent-hover);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.mobile-menu-btn{display:none;background:none;border:none;color:var(--text);font-size:22px;cursor:pointer}

@media (max-width:860px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);flex-direction:column;padding:12px;gap:2px}
  .nav-links.open{display:flex}
  .mobile-menu-btn{display:block}
}

/* --- Layout general --- */
.page{padding:36px 0 80px}
.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}

/* --- Dashboard --- */
.hero-card{background:linear-gradient(135deg,var(--bg-card),var(--bg-elevated));border:1px solid var(--border);border-radius:16px;padding:28px;display:flex;gap:24px;align-items:center;margin-bottom:36px}
.hero-cover{width:180px;height:110px;border-radius:10px;background:var(--bg);flex-shrink:0;object-fit:cover;border:1px solid var(--border)}
.hero-info{flex:1;min-width:0}
.grid-courses{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.course-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--text);display:flex;flex-direction:column;transition:.15s}
.course-card:hover{border-color:var(--accent)}
.course-cover{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-elevated)}
.course-card-body{padding:18px;flex:1;display:flex;flex-direction:column;gap:10px}
.course-card-body h3{margin:0}
.course-desc{font-size:13.5px;color:var(--text-dim);flex:1;margin:0}
.empty-state{text-align:center;padding:64px 24px;color:var(--text-dim)}
.empty-state h3{color:var(--text-muted)}

/* --- Pagina de curso: modulos --- */
.module{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:14px;overflow:hidden;background:var(--bg-card)}
.module-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;cursor:pointer;user-select:none}
.module-header h3{margin:0}
.module-meta{font-size:13px;color:var(--text-dim)}
.module-lessons{border-top:1px solid var(--border);display:none}
.module.open .module-lessons{display:block}
.module-chevron{transition:.2s transform}
.module.open .module-chevron{transform:rotate(90deg)}
.lesson-row{display:flex;align-items:center;gap:12px;padding:13px 20px;text-decoration:none;color:var(--text);border-top:1px solid var(--border)}
.lesson-row:first-child{border-top:none}
.lesson-row:hover{background:var(--bg-elevated)}
.lesson-row.current{background:var(--accent-soft)}
.lesson-icon{width:22px;text-align:center;flex-shrink:0;color:var(--text-dim)}
.lesson-icon.done{color:var(--success)}
.lesson-icon.current{color:var(--accent)}
.lesson-title{flex:1;font-size:14.5px}
.lesson-duration{font-size:12.5px;color:var(--text-dim)}

/* --- Reproductor de clase --- */
.lesson-layout{display:grid;grid-template-columns:1fr 340px;gap:28px;align-items:start}
.player-wrap{position:relative;width:100%;aspect-ratio:16/9;background:#000;border-radius:var(--radius);overflow:hidden}
.player-wrap video,.player-wrap iframe{width:100%;height:100%;border:0;display:block}
.lesson-main h1{margin-top:20px}
.lesson-actions{display:flex;gap:12px;margin:20px 0;flex-wrap:wrap}
.resource-list{list-style:none;margin:0;padding:0}
.resource-item{display:flex;align-items:center;justify-content:between;gap:12px;padding:13px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:10px;background:var(--bg-card)}
.resource-item .name{flex:1;font-size:14px}
.resource-item .size{font-size:12.5px;color:var(--text-dim)}
.lesson-nav{display:flex;justify-content:space-between;margin-top:28px;gap:12px}
.sidebar-course{position:sticky;top:84px;max-height:calc(100vh - 110px);overflow-y:auto}

@media (max-width:960px){
  .lesson-layout{grid-template-columns:1fr}
  .sidebar-course{position:static;max-height:none}
  .hero-card{flex-direction:column;align-items:flex-start}
  .hero-cover{width:100%;height:160px}
}

/* --- Auth --- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.auth-card{width:100%;max-width:400px}
.auth-logo{text-align:center;margin-bottom:28px}
.auth-logo .brand-mark{margin:0 auto 14px}

/* --- Admin --- */
.admin-shell{display:flex;min-height:100vh}
.admin-sidebar{width:230px;background:var(--bg-elevated);border-right:1px solid var(--border);flex-shrink:0;padding:20px 14px;position:sticky;top:0;height:100vh;overflow-y:auto}
.admin-sidebar .brand{margin-bottom:24px;padding:0 8px}
.admin-nav-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);text-decoration:none;color:var(--text-muted);font-size:14.5px;font-weight:600;margin-bottom:2px}
.admin-nav-link:hover,.admin-nav-link.active{background:var(--bg-card);color:var(--text)}
.admin-main{flex:1;min-width:0;padding:30px 36px 80px}
.admin-topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:32px}
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.stat-card .num{font-size:30px;font-weight:800}
.stat-card .label{color:var(--text-dim);font-size:13.5px}
table{width:100%;border-collapse:collapse;font-size:14.5px}
th{text-align:left;color:var(--text-dim);font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;padding:10px 14px;border-bottom:1px solid var(--border)}
td{padding:13px 14px;border-bottom:1px solid var(--border)}
tr:last-child td{border-bottom:none}
.table-wrap{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.row-actions{display:flex;gap:8px;align-items:center}
.admin-mobile-toggle{display:none}

@media (max-width:900px){
  .admin-sidebar{position:fixed;left:-240px;z-index:60;transition:.2s;box-shadow:var(--shadow)}
  .admin-sidebar.open{left:0}
  .admin-main{padding:20px}
  .admin-mobile-toggle{display:block;background:var(--bg-card);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-sm);padding:8px 12px;font-size:18px;cursor:pointer}
  table{display:block;overflow-x:auto;white-space:nowrap}
  .row-actions{flex-wrap:wrap}
}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
.form-grid-full{grid-column:1/-1}
@media (max-width:700px){.form-grid{grid-template-columns:1fr}}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:24px}
.tab-link{padding:11px 16px;text-decoration:none;color:var(--text-dim);font-weight:600;font-size:14.5px;border-bottom:2px solid transparent}
.tab-link.active{color:var(--text);border-color:var(--accent)}

.divider{border:none;border-top:1px solid var(--border);margin:24px 0}
.muted{color:var(--text-dim);font-size:13.5px}
.inline-form{display:inline}

/* Subida de video en partes (admin) */
.video-upload [hidden]{display:none !important}
.video-upload{margin-bottom:16px}
.video-upload progress{width:100%;height:8px;accent-color:var(--accent);margin:6px 0}
.video-upload-status{font-size:13.5px;color:var(--text-dim);min-height:1em}
.video-upload-status.is-done{color:var(--success)}
.video-upload-status.is-error{color:var(--danger)}

/* --- Admin: cursos, modulos y clases --- */
.back-link{color:var(--text-dim);font-size:13.5px;text-decoration:none}
.back-link:hover{color:var(--text)}
.course-head{display:flex;align-items:center;gap:20px;margin:14px 0 22px;flex-wrap:wrap}
.course-head-cover{width:150px;aspect-ratio:16/9;object-fit:cover;border-radius:10px;border:1px solid var(--border);background:var(--bg-elevated);flex-shrink:0}
.course-head-info{flex:1;min-width:220px}
.course-head-title{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.course-head-title h1{margin:0}
.course-head-stats{display:flex;gap:18px;margin-top:8px;font-size:13.5px;color:var(--text-muted)}
.course-head-stats strong{color:var(--text)}

.module-card{margin-bottom:18px}
.module-head{display:flex;align-items:flex-start;gap:14px;flex-wrap:wrap}
.module-index{width:32px;height:32px;border-radius:8px;background:var(--accent-soft);color:var(--accent-hover);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex-shrink:0}
.module-info{flex:1;min-width:200px}
.module-info h3{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:4px}
.module-info p{margin:0 0 4px}

.inline-editor{margin-top:18px;padding:18px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated)}
.form-actions{display:flex;gap:8px;flex-wrap:wrap}

.lesson-list{list-style:none;margin:18px 0 0;padding:0;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.lesson-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-bottom:1px solid var(--border);flex-wrap:wrap}
.lesson-item:last-child{border-bottom:none}
.lesson-item:hover{background:var(--bg-elevated)}
.lesson-num{width:24px;color:var(--text-dim);font-size:13px;font-weight:700;text-align:center}
.lesson-title{flex:1;min-width:160px;color:var(--text);font-weight:600;text-decoration:none}
.lesson-title:hover{color:var(--accent)}
.lesson-meta{font-size:12.5px;color:var(--text-dim)}
.lesson-empty{margin:16px 0 0}

.add-lesson{margin-top:16px}
.add-lesson > summary{list-style:none}
.add-lesson > summary::-webkit-details-marker{display:none}
.add-lesson[open] > summary{border-color:var(--accent)}

.course-form{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start;margin-bottom:20px}
.cover-preview{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-elevated);margin-bottom:12px}
.input-prefix{display:flex;align-items:stretch;margin-bottom:16px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);overflow:hidden}
.input-prefix:focus-within{border-color:var(--accent)}
.input-prefix span{display:flex;align-items:center;padding:0 4px 0 14px;color:var(--text-dim);font-size:14px;white-space:nowrap}
.input-prefix input[type=text]{border:none;margin:0;padding-left:2px;min-width:0}
.danger-zone{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border-color:rgba(240,85,75,.35)}
.danger-zone p{margin:0}

.course-row{display:flex;align-items:center;gap:14px}
.course-row-cover{width:72px;aspect-ratio:16/9;object-fit:cover;border-radius:6px;border:1px solid var(--border);background:var(--bg-elevated);flex-shrink:0}

@media (max-width:900px){
  .course-form{grid-template-columns:1fr}
  .course-head-cover{width:120px}
}

/* --- Admin: configuracion de correo --- */
.settings-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start}
.template-list{list-style:none;margin:0;padding:0}
.template-list li{padding:9px 0;border-bottom:1px solid var(--border);font-size:14px}
.template-list li:last-child{border-bottom:none}
.template-list a{color:var(--accent);text-decoration:none;font-weight:600}
@media (max-width:900px){.settings-grid{grid-template-columns:1fr}}

/* --- Admin: asignar alumnos a un curso --- */
.students-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}
.pick-list{max-height:340px;overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:14px}
.pick-item{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-bottom:1px solid var(--border);cursor:pointer;margin:0;font-weight:400;color:var(--text)}
.pick-item:last-of-type{border-bottom:none}
.pick-item:hover{background:var(--bg-elevated)}
.pick-item[hidden]{display:none}
.pick-item input{margin-top:3px;flex-shrink:0;accent-color:var(--accent)}
.pick-item span{display:flex;flex-direction:column;gap:1px;min-width:0}
.pick-item .muted{overflow:hidden;text-overflow:ellipsis}
.pick-item:has(input:checked){background:var(--accent-soft)}
.pick-item .badge{align-self:flex-start;margin:2px 0}
.pick-empty{padding:12px;margin:0}
@media (max-width:900px){.students-grid{grid-template-columns:1fr}}

/* --- Admin: marca --- */
.brand-logo{display:block;width:auto;max-width:180px;object-fit:contain}
.auth-logo .brand-logo{margin:0 auto 14px}
.color-field{display:flex;gap:8px;align-items:stretch;margin-bottom:16px}
.color-field input[type=color]{width:52px;min-width:52px;height:auto;padding:4px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);cursor:pointer}
.color-field input[type=text]{margin:0;font-family:ui-monospace,Consolas,monospace;text-transform:uppercase}
.logo-field{display:flex;gap:16px;align-items:flex-start;margin-bottom:16px;flex-wrap:wrap}
.logo-preview{width:160px;height:80px;border:1px dashed var(--border);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;background:var(--bg);flex-shrink:0;overflow:hidden}
.logo-preview img{max-width:100%;max-height:100%;object-fit:contain}
.logo-field > div{flex:1;min-width:200px}
.brand-preview-bar{display:flex;align-items:center;gap:10px;padding:14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg)}
.brand-preview-mark{width:30px;height:30px;border-radius:8px;background:var(--preview-color);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;flex-shrink:0}
.brand-preview-mark[hidden],.brand-preview-logo[hidden]{display:none}
.brand-preview-logo{height:30px;width:auto;max-width:140px;object-fit:contain}
.brand-preview-button{display:inline-block;background:var(--preview-color);color:#fff;font-weight:600;font-size:14px;padding:9px 18px;border-radius:var(--radius-sm);margin-right:12px}
.brand-preview-link{color:var(--preview-color);font-weight:600;font-size:14px}

/* --- Admin: plantillas de correo --- */
.code-input{font-family:ui-monospace,Consolas,"Courier New",monospace;font-size:13px;line-height:1.55;tab-size:2}
.var-list{list-style:none;margin:0;padding:0}
.var-list li{display:flex;align-items:baseline;gap:10px;padding:6px 0;border-bottom:1px solid var(--border)}
.var-list li:last-child{border-bottom:none}
.var-list .muted{font-size:12.5px}
.var-chip{font-family:ui-monospace,Consolas,monospace;font-size:12.5px;padding:4px 8px;border-radius:6px;border:1px solid var(--border);background:var(--accent-soft);color:var(--accent-hover);cursor:pointer;white-space:nowrap;flex-shrink:0}
.var-chip:hover{border-color:var(--accent)}
code{font-family:ui-monospace,Consolas,monospace;font-size:.92em;background:var(--bg-elevated);border:1px solid var(--border);border-radius:4px;padding:1px 5px}

/* ================= Alumno: panel, curso y clase ================= */
.eyebrow{display:block;font-size:12.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13.5px;color:var(--text-dim);margin-bottom:18px}
.breadcrumb a{color:var(--text-muted);text-decoration:none}
.breadcrumb a:hover{color:var(--accent)}
.progress-row{display:flex;align-items:center;gap:12px;font-size:13.5px}
.progress-row .progress{flex:1;min-width:80px}
.link-button{background:none;border:none;padding:0;font:inherit;color:var(--accent);cursor:pointer;text-decoration:underline}

/* Panel */
.dash-hello{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:26px}
.dash-hello h1{margin:0 0 4px}
.dash-stats{display:flex;gap:12px;flex-wrap:wrap}
.dash-stat{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:12px 18px;min-width:120px}
.dash-stat strong{display:block;font-size:22px;line-height:1.2}
.dash-stat span{font-size:12.5px;color:var(--text-dim)}
.continue-card{display:grid;grid-template-columns:minmax(0,340px) 1fr;gap:26px;align-items:center;padding:20px;margin-bottom:38px;border:1px solid var(--border);border-radius:16px;background:linear-gradient(135deg,var(--bg-card),var(--bg-elevated));text-decoration:none;color:var(--text);transition:border-color .15s ease,box-shadow .15s ease}
.continue-card:hover{border-color:var(--accent);box-shadow:var(--shadow)}
.continue-cover{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:16/9;background:var(--bg)}
.continue-cover img{width:100%;height:100%;object-fit:cover;display:block}
.play-badge{position:absolute;inset:0;margin:auto;width:56px;height:56px;border-radius:100px;background:rgba(0,0,0,.55);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;padding-left:4px;transition:transform .15s ease,background .15s ease}
.continue-card:hover .play-badge{transform:scale(1.08);background:var(--accent)}
.continue-info h2{margin:0 0 10px}
.continue-next{margin:0 0 14px;font-size:14.5px}
.continue-info .progress-row{margin-bottom:18px;max-width:420px}
.course-cover-wrap{position:relative;overflow:hidden}
.course-status{position:absolute;top:12px;left:12px;font-size:12px;font-weight:700;padding:4px 10px;border-radius:100px;background:rgba(0,0,0,.6);color:#fff}
.course-status.status-completed{background:var(--success)}
.course-status.status-in_progress{background:var(--accent)}
.course-meta{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:12.5px;color:var(--text-dim)}
.course-card-foot{display:flex;justify-content:space-between;align-items:center;font-size:13px}
.course-cta{font-weight:700;color:var(--accent)}
.course-card:hover{box-shadow:var(--shadow)}
.course-card .course-cover{transition:transform .3s ease;display:block}
.course-card:hover .course-cover{transform:scale(1.03)}

/* Curso */
.course-hero{display:grid;grid-template-columns:minmax(0,420px) 1fr;gap:32px;align-items:center;margin-bottom:36px}
.course-hero-cover{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:16px;border:1px solid var(--border);background:var(--bg-elevated)}
.course-hero-info h1{margin:6px 0 10px;font-size:32px;line-height:1.15}
.course-hero-lead{font-size:16px;color:var(--text-muted);margin:0 0 14px}
.course-hero-progress{margin-top:22px;display:flex;flex-direction:column;gap:14px;align-items:flex-start;max-width:460px}
.course-hero-progress .progress-row{width:100%}
.course-hero-next{font-size:13px;margin-top:-6px}
.course-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}
.course-layout > section:only-child{grid-column:1/-1}
.course-about{position:sticky;top:84px}
.course-about-text{font-size:14.5px;color:var(--text-muted);line-height:1.7}
.module-header{gap:14px}
.module-header:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.module-head-text{flex:1;min-width:0}
.module-head-text h3{margin:0 0 2px}
.module-num{width:32px;height:32px;border-radius:9px;background:var(--accent-soft);color:var(--accent-hover);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex-shrink:0}
.module-num.done{background:rgba(52,199,123,.15);color:var(--success)}
.lesson-icon{width:26px;height:26px;border-radius:100px;border:1px solid var(--border);display:inline-flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700}
.lesson-icon.done{border-color:transparent;background:rgba(52,199,123,.15)}
.lesson-icon.current{border-color:var(--accent);color:var(--accent);font-size:9px}
.lesson-row.next{background:var(--accent-soft)}
.lesson-row .badge{margin-left:6px}

/* Clase */
.player{margin-bottom:6px}
.player-wrap{box-shadow:var(--shadow)}
.player-wrap video{background:#000}
.player-empty{display:flex;align-items:center;justify-content:center;color:#A7A5A0;font-size:14.5px;text-align:center;padding:20px}
.player-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
.player-overlay[hidden]{display:none}
.player-message{flex-direction:column;gap:10px;background:rgba(10,10,14,.82);color:#F7F5F2;text-align:center;padding:20px;pointer-events:auto}
.player-message p{margin:0}
.player-message .muted{color:#A7A5A0}
.player-end-title{font-size:20px;font-weight:800}
.spinner{width:46px;height:46px;border-radius:100px;border:4px solid rgba(255,255,255,.25);border-top-color:#fff;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.player-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 2px;font-size:13px;color:var(--text-muted)}
.player-resume{flex:1}
.player-controls{display:flex;align-items:center;gap:10px;margin-left:auto}
.player-speed{display:flex;align-items:center;gap:8px;margin:0;font-size:13px;font-weight:600;color:var(--text-muted)}
.player-speed select{width:auto;margin:0;padding:5px 8px;font-size:13px}
.lesson-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-top:14px}
.lesson-head h1{margin:0;font-size:26px;line-height:1.25}
.lesson-head .badge{flex-shrink:0;margin-top:4px}
.lesson-main h1{margin-top:0}
.lesson-actions{align-items:center}
.lesson-actions .muted{font-size:13px}
.lesson-section{margin-bottom:18px;padding:20px 22px}
.lesson-section h3{margin-bottom:10px}
.lesson-description{font-size:15px;color:var(--text-muted);line-height:1.7}
.resource-item{justify-content:space-between;background:var(--bg)}
.resource-item:last-child{margin-bottom:0}
.file-badge{font-size:10.5px;font-weight:800;letter-spacing:.03em;padding:6px 7px;border-radius:6px;background:var(--accent-soft);color:var(--accent-hover);min-width:40px;text-align:center}
.lesson-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.lesson-nav-card{display:flex;flex-direction:column;gap:4px;padding:14px 18px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);text-decoration:none;color:var(--text);transition:border-color .15s ease}
.lesson-nav-card:hover{border-color:var(--accent)}
.lesson-nav-card.next{text-align:right;grid-column:2}
.lesson-nav-card strong{font-size:14.5px}
.sidebar-progress{padding:16px 18px;margin-bottom:14px}
.sidebar-course-title{display:block;font-weight:700;color:var(--text);text-decoration:none;margin-bottom:10px}
.sidebar-course-title:hover{color:var(--accent)}
.sidebar-course .module-header{padding:13px 16px}
.sidebar-course .module-head-text h3{font-size:14.5px}
.sidebar-course .lesson-row{padding:11px 16px;gap:10px}
.sidebar-course .lesson-title{font-size:13.5px}

@media (max-width:960px){
  .course-hero,.continue-card{grid-template-columns:1fr}
  .course-layout{grid-template-columns:1fr}
  .course-about{position:static}
  .course-hero-info h1{font-size:26px}
}
@media (max-width:560px){
  .lesson-nav{grid-template-columns:1fr}
  .lesson-nav-card.next{grid-column:auto}
  .dash-stat{flex:1;min-width:0}
}
.lesson-layout{grid-template-columns:minmax(0,1fr) 340px}
.lesson-main{min-width:0}
.continue-cover.no-cover .play-badge{display:none}
@media (max-width:960px){.lesson-layout{grid-template-columns:minmax(0,1fr)}}
.player-message .btn-outline{color:#F7F5F2;border-color:rgba(247,245,242,.45);background:transparent}
.player-message .btn-outline:hover{border-color:#F7F5F2;background:rgba(255,255,255,.08)}

/* --- Admin: importacion LearnDash --- */
.steps-list{margin:0;padding-left:20px;font-size:14px;color:var(--text-muted);line-height:1.8}
.import-course{margin-bottom:16px}
.import-course-head{display:flex;gap:12px;align-items:flex-start;margin:0;cursor:pointer;font-weight:400;color:var(--text)}
.import-course-head input{margin-top:4px;accent-color:var(--accent);width:18px;height:18px;flex-shrink:0}
.import-course-head strong{font-size:16px;margin-right:8px}
.import-course-head > span{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.import-warnings{margin:14px 0 0;padding:10px 14px 10px 30px;border-radius:var(--radius-sm);background:rgba(232,179,74,.12);color:var(--warning);font-size:13px}
.import-warnings li{margin:2px 0}
.import-structure{margin-top:14px}
.import-structure summary{cursor:pointer;color:var(--accent);font-weight:600;font-size:14px}
.import-module{margin:12px 0 0;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg)}
.import-module ul{margin:8px 0 0;padding-left:20px;font-size:14px}
.import-module li{margin:4px 0}
.import-video{font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:100px;background:var(--accent-soft);color:var(--accent-hover);margin-left:6px}
.import-video.missing{background:rgba(232,179,74,.15);color:var(--warning)}

/* --- Arrastrar y soltar --- */
.dropzone{position:relative;border:2px dashed var(--border);border-radius:var(--radius);background:var(--bg);margin-bottom:14px;transition:border-color .15s ease,background .15s ease}
.dropzone:hover,.dropzone:focus-within{border-color:var(--accent)}
.dropzone.is-dragover{border-color:var(--accent);background:var(--accent-soft)}
.dropzone.has-file{border-style:solid;border-color:var(--success)}
.dropzone.has-error{border-color:var(--danger)}
.dropzone input[type=file]{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;margin:0;z-index:1}
.dropzone-body{display:flex;flex-direction:column;align-items:center;gap:4px;padding:22px 16px;text-align:center;pointer-events:none}
.dropzone-icon{color:var(--accent);margin-bottom:4px}
.dropzone-title{font-weight:600;font-size:14.5px;color:var(--text)}
.dropzone-title u{color:var(--accent);text-underline-offset:3px}
.dropzone-hint{font-size:12.5px;color:var(--text-dim)}
.dropzone-file{font-size:13px;font-weight:600;color:var(--success);margin-top:4px;word-break:break-all}
.dropzone.has-error .dropzone-file{color:var(--danger)}
.dropzone-file:empty{display:none}
.upload-progress-row{display:flex;align-items:center;gap:10px}
.upload-progress-row progress{flex:1;margin:0}
.video-upload{margin-bottom:6px}
.video-upload-status{margin-top:6px}

/* --- Selector con botones (radios) --- */
.segmented{display:flex;flex-wrap:wrap;gap:4px;padding:4px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);margin-bottom:16px}
.segmented-option{position:relative;flex:1;margin:0;min-width:max-content}
.segmented-option input{position:absolute;opacity:0;pointer-events:none}
.segmented-option span{display:block;text-align:center;padding:8px 12px;border-radius:6px;font-size:13.5px;font-weight:600;color:var(--text-muted);cursor:pointer;transition:background .15s ease,color .15s ease}
.segmented-option span:hover{color:var(--text)}
.segmented-option input:checked + span{background:var(--bg-card);color:var(--text);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.segmented-option input:focus-visible + span{outline:2px solid var(--accent);outline-offset:1px}
.segmented-option input:disabled + span{opacity:.5;cursor:default}
.segmented-sm .segmented-option span{padding:6px 10px;font-size:13px}

/* --- Editor de clase --- */
.editor-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.editor-head h1{margin:0}
.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start}
.editor-main{display:flex;flex-direction:column;gap:20px;min-width:0}
.editor-main .card h3,.editor-side .card h3{margin-bottom:14px}
.editor-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:20px}
.editor-preview{position:relative;aspect-ratio:16/9;border-radius:var(--radius-sm);overflow:hidden;background:#000;margin-bottom:8px}
.editor-preview video,.editor-preview iframe{width:100%;height:100%;border:0;display:block}
.editor-preview-caption{margin:0 0 16px;font-size:13px}
.editor-side .danger-zone{flex-direction:column;align-items:stretch}

/* --- Materiales --- */
.material-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.material-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);transition:opacity .15s ease}
.material-item.is-uploading{opacity:.7}
.material-item.is-error{border-color:var(--danger)}
.material-item.is-error small{color:var(--danger)}
.material-name{flex:1;min-width:0;display:flex;flex-direction:column;font-size:13.5px;font-weight:600;word-break:break-word}
.material-name small{font-weight:400;font-size:12px;color:var(--text-dim)}
.material-name progress{width:100%;height:6px;margin-top:4px;accent-color:var(--accent)}
.material-empty{margin:4px 0 0}
.material-item form{margin:0}
.icon-button{width:28px;height:28px;border-radius:100px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-muted);font-size:17px;line-height:1;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.icon-button:hover{border-color:var(--danger);color:var(--danger)}

@media (max-width:960px){
  .editor-grid{grid-template-columns:minmax(0,1fr)}
  .editor-side{position:static}
}

/* Aviso con accion (ej: completar duraciones) */
.notice-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 16px;margin-bottom:18px;border:1px solid rgba(232,179,74,.4);border-radius:var(--radius-sm);background:rgba(232,179,74,.1);font-size:14px;color:var(--text)}

/* --- Certificado --- */
.certificate-page{background:#EDEAE4;min-height:100vh;padding:24px 16px 48px}
.certificate-toolbar{max-width:1000px;margin:0 auto 18px;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;background:#fff;border:1px solid #E4E1DA;border-radius:12px;padding:12px 16px;color:#17171B}
.certificate-verified{display:flex;align-items:center;gap:12px}
.certificate-verified > div{display:flex;flex-direction:column;font-size:14px}
.certificate-verified-icon{width:34px;height:34px;border-radius:100px;background:rgba(52,199,123,.15);color:#1B8A50;display:flex;align-items:center;justify-content:center;font-weight:800;flex-shrink:0}
.certificate-sheet{max-width:1000px;margin:0 auto;aspect-ratio:297/210;background:#fff;border-radius:6px;box-shadow:0 12px 40px rgba(23,23,27,.15);padding:28px;color:#17171B}
.certificate-inner{height:100%;border:2px solid var(--accent);border-radius:4px;outline:1px solid var(--accent);outline-offset:-10px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:5% 7%;position:relative}
.certificate-brand{display:flex;align-items:center;gap:12px;margin-bottom:3%}
.certificate-brand img{height:52px;width:auto;max-width:260px;object-fit:contain}
.certificate-mark{width:44px;height:44px;border-radius:11px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px}
.certificate-brand-name{font-size:19px;font-weight:800;letter-spacing:-.01em}
.certificate-kicker{margin:0 0 3%;font-size:14px;font-weight:800;letter-spacing:.24em;text-transform:uppercase;color:var(--accent)}
.certificate-lead{margin:0;font-size:15px;color:#5B594F}
.certificate-name{margin:1.2% 0 1.6%;font-size:clamp(28px,5vw,50px);line-height:1.1;font-weight:800;letter-spacing:-.02em;border-bottom:2px solid #E4E1DA;padding:0 4% 1.2%}
.certificate-course{margin:1.2% 0 1%;font-size:clamp(20px,3vw,28px);line-height:1.25}
.certificate-facts{margin:0;font-size:13.5px;color:#8B8880}
.certificate-footer{display:flex;justify-content:space-between;gap:12%;width:100%;max-width:640px;margin-top:6%}
.certificate-sign{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:14px}
.certificate-sign span:last-child{font-size:12.5px;color:#8B8880}
.certificate-line{display:block;width:100%;border-top:1px solid #17171B;margin-bottom:8px}
.certificate-verify{position:absolute;bottom:4%;left:0;right:0;margin:0;font-size:11px;color:#8B8880}
.certificate-missing{max-width:460px;margin:12vh auto 0;text-align:center}
.certificate-missing-icon{display:inline-flex;width:48px;height:48px;border-radius:100px;align-items:center;justify-content:center;background:rgba(240,85,75,.12);color:#C9382E;font-weight:800;font-size:22px;margin-bottom:12px}
@media (max-width:640px){
  .certificate-sheet{padding:12px}
  .certificate-inner{outline-offset:-6px}
  .certificate-lead,.certificate-sign{font-size:12px}
  .certificate-kicker{font-size:11px}
  .certificate-verify{position:static;margin-top:4%}
}
@page{size:A4 landscape;margin:0}
@media print{
  html,body,.certificate-page{background:#fff !important;padding:0;min-height:0}
  .certificate-toolbar{display:none}
  .certificate-sheet{max-width:none;width:297mm;height:210mm;aspect-ratio:auto;box-shadow:none;border-radius:0;padding:12mm}
  .certificate-name{font-size:46px}
  .certificate-course{font-size:26px}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

.course-complete-box{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);background:rgba(52,199,123,.12);border:1px solid rgba(52,199,123,.3);width:100%}
.course-complete-box > div{display:flex;flex-direction:column;font-size:14px}
.course-complete-icon{font-size:26px}

/* --- Preguntas por clase --- */
.comments-head{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.comments-head h3{margin:0}
.comments-head > .muted{font-size:12.5px}
.comment-form{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.comment-form textarea{margin:0;min-height:0}
.comment-thread{padding:16px 0 4px;border-top:1px solid var(--border);margin-top:16px;scroll-margin-top:90px}
.comment-thread:target{background:linear-gradient(var(--accent-soft),transparent 70%);border-radius:var(--radius-sm)}
.comment{display:flex;gap:12px;align-items:flex-start}
.comment-avatar{width:34px;height:34px;font-size:12px;flex-shrink:0}
.comment.is-staff .comment-avatar{background:var(--accent);color:#fff}
.comment-main{flex:1;min-width:0}
.comment-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px}
.comment-head .muted{font-size:12.5px}
.comment-delete{margin-left:auto}
.comment-delete .link-button{font-size:12.5px;color:var(--text-dim);text-decoration:none}
.comment-delete .link-button:hover{color:var(--danger)}
.comment-body{margin-top:4px;font-size:14.5px;line-height:1.6;color:var(--text);overflow-wrap:anywhere}
.comment-body a{color:var(--accent)}
.comment-replies{margin:12px 0 0 46px;padding-left:14px;border-left:2px solid var(--border);display:flex;flex-direction:column;gap:12px}
.comment-reply{margin:10px 0 0 46px}
.comment-reply > summary{list-style:none;display:inline-block;font-size:13px;text-decoration:none;font-weight:600}
.comment-reply > summary::-webkit-details-marker{display:none}
.comment-reply[open] > summary{margin-bottom:8px}
.nav-count{display:inline-flex;min-width:20px;height:20px;padding:0 6px;margin-left:6px;border-radius:100px;background:var(--accent);color:#fff;font-size:11.5px;font-weight:700;align-items:center;justify-content:center}
.question-card{margin-bottom:16px;scroll-margin-top:20px}
.question-card .comment-thread{border-top:none;margin-top:8px;padding-top:0}
.question-context{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:13.5px}
.question-context a{color:var(--accent);font-weight:600;text-decoration:none}
.question-context .badge{margin-left:auto}
@media (max-width:560px){.comment-replies,.comment-reply{margin-left:0}}