:root{--teal:#148b87;--teal2:#0e716f;--ink:#243642;--muted:#71808a;--bg:#f5f8f8;--card:#fff;--line:#dce7e6;--soft:#eaf5f4;--danger:#d95e5b;--gold:#efaa37;--blue:#477fa8;--purple:#7b68b4;font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);font-size:14px;line-height:1.6}
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@media(min-width:1700px){.actions .action{padding:25px 16px}.action h3{font-size:14px}.action p{font-size:13px}}
@media(max-width:1250px){.app{grid-template-columns:230px minmax(0,1fr)}.sidebar{padding:22px 10px}.brand-text strong{font-size:30px}.dashboard{grid-template-columns:minmax(0,1fr)}.dashboard-aside{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}.actions{gap:12px}.progress-summary{flex-direction:column}.main{padding:23px}.hero{min-height:230px}.blocks{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}}
@media(max-width:960px){.three,.four{grid-template-columns:repeat(2,minmax(0,1fr))}.blocks{grid-template-columns:repeat(2,minmax(0,1fr))}.actions{grid-template-columns:repeat(3,minmax(0,1fr))}.dashboard-aside{grid-template-columns:1fr 1fr}.dashboard-aside>:last-child{grid-column:1/-1}.benefits{grid-template-columns:1fr 1fr}.landing-hero h1{font-size:36px}.landing-hero .plazas{width:165px;height:165px}}
@media(max-width:760px){.app{grid-template-columns:1fr}.sidebar{display:none}.sidebar.open{display:block;position:fixed;width:250px;box-shadow:10px 0 40px #24364230}.mobile-shade.open{display:block;position:fixed;inset:0;background:#24364266;z-index:25;border:0;width:100%}.menu-mobile{display:block}.topbar{padding:0 18px;height:65px}.topbar .breadcrumb{display:none}.main{padding:18px}.hero{padding:25px;min-height:235px}.hero h1{font-size:27px}.plazas{width:120px;height:120px}.plazas strong{font-size:43px}.plazas span{font-size:14px}.two,.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.topbar-right{gap:12px}.public-header{padding:16px 18px}.public-main{padding:18px 18px 40px;margin-top:0}.landing-hero{padding:30px;grid-template-columns:1fr}.landing-hero h1{font-size:35px}.landing-hero .plazas{justify-self:center}.footer{padding:20px 18px}.setup{margin:25px 18px}.auth-wrap{margin:30px 18px;max-width:none}.question-card h2{font-size:19px}.card{padding:19px}.actions .card{padding:19px 12px}}
@media(max-width:480px){.hero{grid-template-columns:1fr}.hero .plazas{position:absolute;right:16px;bottom:20px;width:83px;height:83px}.hero .plazas strong{font-size:30px}.hero .plazas span{font-size:10px}.hero h1{font-size:25px}.hero p{padding-right:78px;font-size:12px}.actions{grid-template-columns:repeat(2,minmax(0,1fr))}.actions .action:last-child{grid-column:1/-1}.action h3{min-height:0}.dashboard-aside,.three,.four{grid-template-columns:1fr}.dashboard-aside>:last-child{grid-column:auto}.progress-summary{flex-direction:row}.benefits{grid-template-columns:1fr}.public-header .btn{padding:8px 10px;font-size:12px}.public-header .brand-text small{display:none}.public-header .brand-logo{height:36px;max-width:170px}.landing-hero .plazas{display:none}.landing-hero p{padding-right:0;font-size:15px}.landing-hero h1{font-size:31px}.question-map{max-height:80px;overflow:auto}.topbar-right .username{max-width:125px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}
@media print{.sidebar,.topbar,.footer,.btn,.filters,.exam-toolbar,.mobile-shade{display:none!important}.app,.dashboard{display:block}.main{padding:0}.card{box-shadow:none;break-inside:avoid}body{background:#fff}}
.public-body{width:100%;min-height:100vh}.public-body .footer{width:100%;padding:23px 40px}
.landing-hero,.dashboard .hero{background-color:#eaf6f4;background-image:url(hero-triangles.svg);background-size:cover;background-position:center;overflow:hidden}
.landing-hero>*,.dashboard .hero>*{position:relative;z-index:1}
@media(max-width:760px){.public-body .footer{padding:20px 18px}.landing-hero{min-height:auto}}
.public-nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.public-nav a[aria-current="page"]{color:var(--teal2);font-weight:700}
.conv-hero{margin-bottom:8px}
.conv-kpi{font-size:20px}
.conv-topics{margin:0;padding-left:22px}
.conv-topics li{margin:0 0 14px}
.conv-topics strong{display:block;margin-bottom:4px}
.block-syllabus.blue{border-color:#bfd7e6}
.block-syllabus.purple{border-color:#d4c9e4}
.block-syllabus.gold{border-color:#eed9b8}
@media(max-width:760px){.public-nav{gap:10px}.conv-kpi{font-size:16px}}
.panel-alumno-link{display:flex;align-items:center;gap:12px;border-radius:8px;padding:11px 13px;margin:3px 0 12px;color:#fff;background:var(--teal);text-decoration:none!important;font-weight:700}
.panel-alumno-link:hover{background:var(--teal2)}
.admin-student-banner{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;background:#243642;color:#fff;border-radius:10px;padding:16px 18px;margin-bottom:20px}
.admin-student-banner strong{display:block;font-size:15px;margin-bottom:6px}
.admin-student-banner p{margin:0;color:#d7e4e2;font-size:13px}
.admin-student-banner em{font-style:normal;font-weight:700;color:#fff}
.topic-docs{display:flex;flex-direction:column;gap:8px;margin:12px 0 4px}
.doc-link{display:flex;align-items:flex-start;gap:8px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--soft);color:var(--teal2);font-size:12px;font-weight:650;line-height:1.4;text-decoration:none!important}
.doc-link:hover{background:#d8eeeb}
.doc-link .icon{margin-top:1px;flex-shrink:0}
.file-list{margin:0;padding:0;list-style:none}
.file-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:13px}
.file-list li:last-child{border-bottom:0}
.file-list a.btn{flex:1;justify-content:flex-start;min-height:44px;padding:12px 16px;font-size:14px}
.topic-pdf-panel{display:flex;flex-direction:column;gap:16px;padding:16px;border:1px solid var(--line);border-radius:10px;background:var(--soft)}
.topic-pdf-list{margin:0;padding:0;list-style:none;display:grid;gap:12px}
.topic-pdf-item{padding:14px;border:1px solid var(--line);border-radius:10px;background:#fff;display:grid;gap:12px}
.topic-pdf-item.is-official{background:#f7fbfd}
.topic-pdf-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.topic-pdf-actions{align-items:center;justify-content:flex-start}
.topic-pdf-row-remove{justify-self:start;align-self:end}
.topic-pdf-add{display:grid;gap:12px;padding-top:4px;border-top:1px solid var(--line)}
.topic-pdf-row{display:grid;grid-template-columns:1fr 1fr auto;gap:14px;padding:14px;border:1px dashed #cadbda;border-radius:10px;background:#fff;align-items:end}
@media(max-width:760px){.topic-pdf-row{grid-template-columns:1fr}.topic-pdf-row-remove{grid-column:1/-1}}
.conv-topics .topic-docs{margin-top:8px}
details.fold>summary{cursor:pointer;list-style:none;font-size:21px;font-weight:700;line-height:1.25;margin:0;display:flex;align-items:center;justify-content:space-between;gap:12px}
details.fold>summary::-webkit-details-marker{display:none}
details.fold>summary::after{content:"";width:10px;height:10px;border-right:2px solid var(--teal2);border-bottom:2px solid var(--teal2);transform:rotate(45deg);flex-shrink:0;margin-top:-4px}
details.fold[open]>summary{margin-bottom:16px}
details.fold[open]>summary::after{transform:rotate(-135deg);margin-top:4px}
.enroll-wrap{max-width:780px}
.enroll-wrap form{grid-template-columns:1fr 1fr;align-items:start}
.enroll-wrap .btn,.enroll-wrap .check,.enroll-wrap .help{grid-column:1/-1}
.form-section{grid-column:1/-1;margin:4px 0 0;padding-top:14px;border-top:1px solid var(--line)}
.form-section.first{border-top:0;padding-top:0;margin-top:0}
.form-section h3{margin:0;font-size:13px;color:var(--teal2);letter-spacing:.4px;text-transform:uppercase}
input[name=nif]{text-transform:uppercase}
@media(max-width:760px){.enroll-wrap form{grid-template-columns:1fr}}
.captcha-row{display:flex;align-items:center;gap:10px;margin-top:6px}
.captcha-code{flex:0 0 auto;font-variant-numeric:tabular-nums;font-size:20px;font-weight:700;letter-spacing:.22em;line-height:1;padding:12px 14px;border:1px solid #cadbda;border-radius:8px;background:var(--soft);user-select:none}
.captcha-row input{flex:1;min-width:0;width:auto;margin:0}
.password-field{position:relative;display:block;margin-top:6px}
.password-field>input{margin-top:0;padding-right:46px}
.password-toggle{position:absolute;top:50%;right:4px;transform:translateY(-50%);border:0;background:transparent;color:var(--muted);padding:8px;display:flex;align-items:center;justify-content:center;border-radius:6px}
.password-toggle:hover,.password-toggle[aria-pressed="true"]{color:var(--teal2)}
.gen-loading{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:13px;padding:16px 18px;margin-bottom:18px;box-shadow:0 3px 14px #25464605}
.gen-loading strong{display:block;color:var(--teal2)}
.gen-loading .help{margin:2px 0 0}
.gen-spinner{width:22px;height:22px;border:3px solid var(--soft);border-top-color:var(--teal);border-radius:50%;animation:gen-spin .8s linear infinite;flex-shrink:0}
@keyframes gen-spin{to{transform:rotate(360deg)}}
.gen-overlay{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;padding:24px;background:#f5f8f8d6}
.gen-overlay .card{display:flex;align-items:center;gap:16px;min-width:min(440px,100%);margin:0}
.gen-overlay strong{display:block;color:var(--teal2);font-size:18px}
.gen-overlay .help{margin:4px 0 0}
button.btn:disabled{opacity:.55;cursor:not-allowed}
.exam-numbers{margin:22px 0 40px;border:1px solid var(--line);border-radius:10px;background:#fff}
.exam-numbers>summary{cursor:pointer;list-style:none;padding:12px 16px;font-weight:650;color:var(--teal2);display:flex;align-items:center;justify-content:space-between;gap:12px}
.exam-numbers>summary::-webkit-details-marker{display:none}
.exam-numbers>summary::after{content:"";width:10px;height:10px;border-right:2px solid var(--teal2);border-bottom:2px solid var(--teal2);transform:rotate(45deg);flex-shrink:0;margin-top:-4px}
.exam-numbers[open]>summary{border-bottom:1px solid var(--line)}
.exam-numbers[open]>summary::after{transform:rotate(-135deg);margin-top:4px}
.exam-numbers .question-map{padding:16px}
#exam-form{margin-top:8px}
.question-card{scroll-margin-top:96px}