:root{
  --lm-bg:#f5f7fb;--lm-surface:#fff;--lm-ink:#14213d;--lm-muted:#6f7b91;
  --lm-line:#e3e8f1;--lm-blue:#3559e0;--lm-blue2:#6047df;--lm-navy:#0f1c38;
  --lm-green:#17835f;--lm-danger:#b4233f;--lm-radius:18px;
  --lm-shadow:0 12px 34px rgba(18,35,68,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--lm-bg);color:var(--lm-ink);font-family:Inter,Manrope,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.55}
a{color:#3454d1;text-decoration:none}a:hover{text-decoration:none}
img,video,iframe{max-width:100%}
h1,h2,h3,h4{margin:0 0 .6em;color:var(--lm-ink);line-height:1.15}
h1{font-size:clamp(2rem,4vw,3.35rem);letter-spacing:-.035em}
h2{font-size:clamp(1.35rem,2.5vw,2rem);letter-spacing:-.02em}
p{margin:0 0 1em}
.wrap{width:min(1180px,calc(100% - 40px));margin-inline:auto}
main.wrap{min-height:calc(100vh - 170px);padding:34px 0 60px}

/* Cabecera que genera bootstrap.php */
.top{position:relative;z-index:50;background:#fff;border-bottom:1px solid var(--lm-line);box-shadow:0 2px 14px rgba(18,35,68,.04)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--lm-navy);font-weight:900;font-size:1.08rem;letter-spacing:-.02em}
.brand:hover{color:var(--lm-navy)}
.mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#3559e0,#6b46e5);color:#fff;font-weight:900;box-shadow:0 8px 18px rgba(53,89,224,.22)}
.muted{color:var(--lm-muted)}
.nav>nav{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.nav>nav>a,.textbutton{display:inline-flex;align-items:center;min-height:40px;padding:9px 13px;border:0;border-radius:10px;background:transparent;color:#34415a;font:inherit;font-size:.9rem;font-weight:750;cursor:pointer}
.nav>nav>a:hover,.textbutton:hover{background:#f0f3fa;color:#2439a6}
.nav>nav form{margin:0}

/* Contenedores generales */
.panel,.card,.section,.profile-card,.course-intro,.course-description,.course-curriculum,.course-library{
  background:#fff;border:1px solid var(--lm-line);border-radius:var(--lm-radius);box-shadow:0 6px 24px rgba(18,35,68,.05)
}
.panel{padding:26px}.section{margin-top:22px;padding:26px}
.page-title{padding:12px 0 24px}.page-title p{color:var(--lm-muted);max-width:72ch}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}
.eyebrow{display:inline-block;margin-bottom:8px;color:#5360d8;font-size:.72rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}
.hint{color:var(--lm-muted);font-size:.9rem}
.notice{margin:0 0 20px;padding:13px 16px;border:1px solid #c9dafd;border-radius:12px;background:#eef5ff;color:#234477}
.success{padding:13px 16px;border:1px solid #a7e4cc;border-radius:12px;background:#edfbf5;color:#126044}
.error{padding:13px 16px;border:1px solid #f2c4ce;border-radius:12px;background:#fff2f5;color:#8d1830}

/* Botones y formularios */
.button,button:not(.textbutton),input[type=submit]{
  appearance:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:42px;padding:10px 17px;border:1px solid var(--lm-blue);border-radius:11px;
  background:linear-gradient(135deg,var(--lm-blue),var(--lm-blue2));color:#fff;
  font:inherit;font-weight:800;cursor:pointer;box-shadow:0 7px 17px rgba(53,89,224,.16)
}
.button:hover,button:not(.textbutton):hover,input[type=submit]:hover{filter:brightness(.98);transform:translateY(-1px)}
.button.secondary,.secondary{background:#fff;color:#34415a;border-color:#d8deea;box-shadow:none}
.button.danger{background:#fff2f4;color:var(--lm-danger);border-color:#f1c8d0;box-shadow:none}
label{display:block;margin:0 0 15px;color:#34415a;font-size:.9rem;font-weight:750}
input,select,textarea{width:100%;margin-top:7px;padding:12px 13px;border:1px solid #ccd4e2;border-radius:10px;background:#fff;color:#17223b;font:inherit;outline:none}
input:focus,select:focus,textarea:focus{border-color:#6e79e9;box-shadow:0 0 0 4px rgba(83,96,216,.11)}
textarea{resize:vertical}
.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid .wide{grid-column:1/-1}

/* Login / registro */
.auth{max-width:520px;margin:42px auto;padding:30px}
.auth h1{font-size:2rem}.auth .button{width:100%}

/* Portada y catálogo */
.campus-home{padding-bottom:60px}
.home-hero{display:grid;grid-template-columns:1.08fr .92fr;overflow:hidden;margin:0 0 34px;border-radius:26px;background:linear-gradient(125deg,#101d3a,#244a9e 60%,#4b54db);box-shadow:0 20px 50px rgba(15,28,56,.18)}
.home-hero-copy{display:flex;flex-direction:column;justify-content:center;padding:50px 48px}
.home-hero h1{color:#fff}.home-hero p{color:#dbe5fa;font-size:1.04rem}.home-hero .eyebrow{color:#a9c8ff}
.home-hero-media{min-height:330px;background:#dbe7fb}.home-hero-media img{width:100%;height:100%;object-fit:cover;display:block}
.home-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:12px}
.home-text-link{color:#fff;font-weight:800}
.home-section{padding:28px 0}
.home-section-heading{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:18px}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{overflow:hidden;transition:.18s ease}.card:hover{transform:translateY(-3px);box-shadow:var(--lm-shadow)}
.card-art{aspect-ratio:16/9;background:#e7edf8;overflow:hidden}.card-art img{width:100%;height:100%;object-fit:cover;display:block}
.card-body{padding:19px}.card-body h2,.card-body h3{font-size:1.08rem}
.pills{display:flex;gap:7px;flex-wrap:wrap;margin:10px 0}.pills span,.tag{display:inline-flex;padding:5px 9px;border-radius:999px;background:#eef1ff;color:#4b50b9;font-size:.76rem;font-weight:800}
.catalog-footer,.catalog-cta{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.catalog-price{font-weight:900;color:#17223b}
.home-benefits,.home-modes,.home-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.home-benefits>*,.home-modes>*,.home-steps>*{background:#fff;border:1px solid var(--lm-line);border-radius:16px;padding:20px}
.home-final{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:28px;padding:28px;border-radius:22px;background:linear-gradient(120deg,#101d3a,#324aa9);color:#fff}
.home-final h2,.home-final p{color:#fff}

/* Mi aula / cursos */
.my-welcome,.course-hero,.profile-hero{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px;padding:30px 34px;border-radius:22px;background:linear-gradient(120deg,#14264d,#3d50bf);color:#fff;box-shadow:var(--lm-shadow)}
.my-welcome h1,.course-hero h1,.profile-hero h1{color:#fff}.my-welcome p,.course-hero p,.profile-hero p{color:#dce4fb}
.my-courses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.progress{height:9px;overflow:hidden;border-radius:999px;background:#dfe5ef}.progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#4f78ec,#6550df)}
.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:22px;align-items:start}
.lesson-main,.lesson-outline{padding:24px;background:#fff;border:1px solid var(--lm-line);border-radius:18px}
.lesson-outline{position:sticky;top:20px}
.lesson-list,.course-resource-list{display:grid;gap:9px}
.lesson-list a,.course-resource-card,.resource-row{display:flex;align-items:center;gap:11px;padding:13px;border:1px solid var(--lm-line);border-radius:11px;background:#fff;color:#25324b}
.lesson-list a:hover,.course-resource-card:hover{background:#f8f9fd;border-color:#c7cfea}
.lesson-nav-bottom{display:flex;justify-content:space-between;gap:10px;margin-top:22px}
.landmuk-video{overflow:hidden;border-radius:16px;background:#071126}.landmuk-video iframe,.landmuk-video video{display:block;width:100%;aspect-ratio:16/9;border:0}

/* Tablas / métricas */
.stats,.admin-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.stats>div,.admin-metric{padding:19px;background:#fff;border:1px solid var(--lm-line);border-radius:15px}
.table-scroll{overflow:auto;border:1px solid var(--lm-line);border-radius:14px;background:#fff}
table{width:100%;border-collapse:collapse}th,td{padding:12px 14px;border-bottom:1px solid #edf0f5;text-align:left;vertical-align:top}
th{background:#f8f9fc;color:#707b90;font-size:.76rem;text-transform:uppercase;letter-spacing:.05em}tr:last-child td{border-bottom:0}

/* Footer base */
footer{margin-top:50px;border-top:1px solid var(--lm-line);background:#fff;color:var(--lm-muted)}
footer>.wrap{padding:24px 0;font-size:.88rem}

/* Footer avanzado usado por módulos nuevos */
.lm-footer{margin-top:55px;background:#101b35;color:#cbd5e1}
.lm-footer a{color:#e2e8f8}.lm-footer-main,.lm-footer-bottom,.lm-footer-inner{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.lm-footer-main{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:25px;padding:38px 0}
.lm-footer-bottom{padding:16px 0;border-top:1px solid rgba(255,255,255,.12);font-size:.84rem}
.lm-footer img,.lm-footer-logo{max-width:180px;max-height:52px;object-fit:contain}

/* Utilidades frecuentes de módulos */
.empty{padding:26px;border:1px dashed #cbd3e0;border-radius:14px;background:#fff;text-align:center;color:var(--lm-muted)}
.breadcrumb{margin-bottom:13px;color:var(--lm-muted);font-size:.87rem}
.profile-avatar{display:grid;place-items:center;width:62px;height:62px;border-radius:50%;background:#edf0ff;color:#4852c7;font-size:1.35rem;font-weight:900}
.shop-grid,.erp-grid,.crm-kpis,.admin-grid,.admin-module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.shop-card,.erp-card,.erp-panel,.crm-box,.crm-kpi,.admin-box,.admin-module{padding:20px;background:#fff;border:1px solid var(--lm-line);border-radius:16px}

/* Responsive */
@media(max-width:900px){
  .home-hero{grid-template-columns:1fr}.home-hero-media{min-height:260px}
  .cards,.my-courses,.home-benefits,.home-modes,.home-steps,.shop-grid,.erp-grid,.crm-kpis,.admin-grid,.admin-module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lesson-layout{grid-template-columns:1fr}.lesson-outline{position:static}
  .lm-footer-main{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .wrap{width:min(100% - 24px,1180px)}
  main.wrap{padding-top:20px}
  .nav{align-items:flex-start;flex-direction:column;padding:13px 0;gap:8px}.nav>nav{width:100%;gap:2px}.nav>nav>a,.textbutton{padding:8px 9px;font-size:.82rem}
  .home-hero{border-radius:19px}.home-hero-copy{padding:31px 23px}.home-hero h1{font-size:2.35rem}.home-hero-media{min-height:210px}
  .cards,.my-courses,.home-benefits,.home-modes,.home-steps,.shop-grid,.erp-grid,.crm-kpis,.admin-grid,.admin-module-grid,.stats,.admin-metrics,.form-grid{grid-template-columns:1fr}
  .home-section-heading,.section-heading,.my-welcome,.course-hero,.profile-hero,.home-final{align-items:flex-start;flex-direction:column}
  .my-welcome,.course-hero,.profile-hero{padding:24px 21px}
  .panel,.section{padding:20px}.lesson-nav-bottom{flex-direction:column}.lesson-nav-bottom .button{width:100%}
  .lm-footer-main{grid-template-columns:1fr}
}