:root{--blue:#07182f;--blue2:#0b2b52;--cyan:#0aa7ff;--cyan2:#e8f7ff;--text:#172033;--muted:#667085;--bg:#f4f7fb;--white:#fff;--green:#16a34a;--red:#dc2626;--border:#d9e3f0;--shadow:0 18px 40px rgba(7,24,47,.12)}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}button,input{font:inherit}button{cursor:pointer}.hidden{display:none!important}.auth-screen{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;background:linear-gradient(135deg,var(--blue),#123e72);padding:36px;gap:28px}.auth-left{color:#fff;display:flex;flex-direction:column;justify-content:center;padding:48px}.auth-logo{width:280px;margin-bottom:35px}.auth-left h1{font-size:48px;line-height:1;margin:0 0 18px}.auth-left p{font-size:19px;max-width:620px;color:#d7ebff}.auth-highlights{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.auth-highlights span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:10px 14px;border-radius:999px}.auth-card{align-self:center;background:#fff;border-radius:22px;padding:28px;box-shadow:var(--shadow);max-width:480px;width:100%}.tabs{display:grid;grid-template-columns:1fr 1fr;background:#eef5fb;border-radius:14px;padding:5px;margin-bottom:22px}.tabs button{border:0;background:transparent;border-radius:11px;padding:12px;font-weight:700;color:var(--muted)}.tabs button.active{background:var(--blue);color:#fff}.form{display:none}.active-form{display:block}.form h2{margin:0 0 16px}.form label{display:block;font-weight:700;margin:13px 0 7px}.form input,.search{width:100%;border:1px solid var(--border);border-radius:12px;padding:13px 14px;background:#fff}.form small{display:block;color:var(--muted);margin-top:10px}.message{font-weight:700;min-height:24px}.primary-btn,.secondary-btn,.ghost-btn{border:0;border-radius:12px;padding:12px 16px;font-weight:800;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}.primary-btn{background:var(--cyan);color:#fff}.secondary-btn{background:var(--cyan2);color:var(--blue)}.ghost-btn{background:#eef3f8;color:var(--blue)}.logout-btn{margin-top:auto;background:#fff;color:var(--blue);border:0;border-radius:12px;padding:12px;font-weight:800}.sidebar{position:fixed;inset:0 auto 0 0;width:260px;background:var(--blue);color:#fff;padding:22px;display:flex;flex-direction:column;gap:20px}.sidebar-brand{display:flex;align-items:center;gap:12px;margin-bottom:15px}.sidebar-brand img{width:120px}.sidebar nav{display:grid;gap:8px}.nav-btn{border:0;background:transparent;color:#cfe8ff;text-align:left;padding:13px 14px;border-radius:12px;font-weight:700}.nav-btn.active,.nav-btn:hover{background:#123e72;color:#fff}.content{margin-left:260px;min-height:100vh;padding:26px}.topbar{display:flex;justify-content:space-between;align-items:center;background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px 24px;box-shadow:0 8px 20px rgba(7,24,47,.06);margin-bottom:22px}.eyebrow{text-transform:uppercase;font-size:12px;letter-spacing:.08em;color:var(--cyan);font-weight:900}.topbar h1{margin:4px 0 0}.user-chip{display:flex;align-items:center;gap:12px;background:#f5f9fd;border:1px solid var(--border);border-radius:16px;padding:10px 14px}.user-chip div:first-child{width:42px;height:42px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:900}.user-chip small{display:block;color:var(--muted)}.view{display:none}.active-view{display:block}.hero-card,.course-header-card,.section-head{display:flex;justify-content:space-between;gap:20px;align-items:center;background:linear-gradient(135deg,#fff,#eef8ff);border:1px solid var(--border);border-radius:22px;padding:26px;box-shadow:var(--shadow)}.hero-card h2{font-size:30px;margin:0 0 10px}.hero-card p,.section-head p,.course-header-card p{color:var(--muted);margin:0}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0}.stat-card,.course-card,.material-card,.learning-panel article,.history-item,.admin-table{background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:0 8px 18px rgba(7,24,47,.05)}.stat-card span{color:var(--muted);display:block}.stat-card strong{font-size:32px}.section-title{margin-top:28px}.courses-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}.course-card{display:flex;flex-direction:column;gap:14px}.course-card h3{margin:0}.course-card p{color:var(--muted);margin:0}.tag{background:var(--cyan2);color:var(--blue);font-weight:900;border-radius:999px;padding:7px 10px;font-size:12px;width:max-content}.progress-bar{height:12px;background:#e7eef6;border-radius:999px;overflow:hidden}.progress-bar div{height:100%;background:linear-gradient(90deg,var(--cyan),#47d1ff);width:0%;transition:.3s}.course-meta{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-size:13px}.section-head{margin-bottom:18px}.search{max-width:360px}.course-header-card{margin-bottom:18px}.progress-box{min-width:230px}.progress-box span{color:var(--muted)}.progress-box strong{display:block;font-size:30px;margin:6px 0}.course-layout{display:grid;grid-template-columns:1fr 330px;gap:18px}.material-toolbar,.material-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.material-actions{margin:14px 0 0}.material-card iframe{width:100%;height:620px;border:1px solid var(--border);border-radius:14px;background:#f8fbfe}.learning-panel{display:grid;gap:16px;align-content:start}.steps{list-style:none;padding:0;margin:0;display:grid;gap:10px}.steps li{padding:12px;border-radius:12px;background:#f4f7fb;color:var(--muted);font-weight:700}.steps li.done{background:#e9f9ef;color:var(--green)}.alert-card{border-left:5px solid var(--cyan)!important}.history-list{display:grid;gap:14px;margin-top:18px}.history-item{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center}.status-approved{color:var(--green);font-weight:900}.status-reproved{color:var(--red);font-weight:900}.admin-table table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{border-bottom:1px solid var(--border);padding:12px;text-align:left}.modal{position:fixed;inset:0;background:rgba(7,24,47,.68);display:grid;place-items:center;padding:22px;z-index:50}.modal-content{background:#fff;border-radius:22px;padding:22px;max-height:92vh;overflow:auto;box-shadow:var(--shadow)}.large-modal{width:min(980px,100%)}.modal-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);padding-bottom:14px;margin-bottom:18px}.quiz-form{display:grid;gap:18px}.question{border:1px solid var(--border);border-radius:16px;padding:18px;background:#fbfdff}.question h3{margin:0 0 12px}.question label{display:block;padding:10px;border-radius:10px;margin:6px 0;background:#f3f7fb}.finish-button{width:100%;margin-top:18px}.quiz-result{margin-top:16px;border-radius:16px;padding:18px;background:#f4f7fb;font-weight:800;text-align:center}@media(max-width:900px){.auth-screen{grid-template-columns:1fr;padding:18px}.auth-left{padding:20px}.auth-left h1{font-size:34px}.sidebar{position:static;width:auto}.content{margin-left:0;padding:14px}.stats-grid,.course-layout{grid-template-columns:1fr}.topbar,.hero-card,.course-header-card,.section-head{align-items:flex-start;flex-direction:column}.material-card iframe{height:420px}}

.logo-link{text-decoration:none;color:inherit}.logo-link:hover{opacity:.92}.topbar{gap:18px}.topbar-logo{display:flex;align-items:center}.topbar-logo img{width:155px;max-height:52px;object-fit:contain}.topbar-title{flex:1}.sidebar-brand{text-decoration:none;color:#fff}.auth-left .logo-link{width:max-content}.auth-logo{display:block}
@media(max-width:900px){.topbar-logo img{width:140px}}
.forgot-link{text-align:center;margin:12px 0 0}.forgot-link a{color:var(--blue);font-weight:700;text-decoration:none}.forgot-link a:hover{text-decoration:underline}#forgotForm .ghost-btn,#resetForm .ghost-btn{width:100%;margin-top:10px}
.admin-table select{border:1px solid var(--border);border-radius:8px;padding:6px 8px;background:#fff;font:inherit}
.consent-check{display:flex;align-items:flex-start;gap:8px;font-weight:500;font-size:13px;color:var(--muted);margin-top:14px}.consent-check input{margin-top:3px}.consent-check a{color:var(--blue);font-weight:700}
.legal-text{max-height:60vh;overflow:auto;line-height:1.6;color:var(--muted)}.legal-text h3{color:var(--text);margin:16px 0 6px}.legal-text h3:first-child{margin-top:0}
.admin-table{overflow-x:auto}
.secondary-btn[disabled]{opacity:.5;cursor:not-allowed}
.primary-btn[disabled]{opacity:.5;cursor:not-allowed}
.timer-hint{display:block;margin-top:6px;color:var(--muted);font-size:12px}.courses-toggle{cursor:pointer;font-weight:800;color:var(--blue);border:0;background:transparent;padding:0}.courses-toggle:hover{text-decoration:underline}.completed-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;max-width:260px}.completed-list .tag{width:auto}.completed-list .none{color:var(--muted);font-size:12px}