.hero-bg{border-radius:var(--r);color:#000;background:linear-gradient(135deg,#0f172a 0%,#1e3a8a 55%,#1d4ed8 100%);margin-bottom:0;padding:72px 56px;position:relative;overflow:hidden}.hero-bg:before{content:"";background:radial-gradient(circle,#ffffff0f 0%,#0000 70%);border-radius:50%;width:500px;height:500px;position:absolute;top:-150px;right:-100px}.hero-bg:after{content:"";background:radial-gradient(circle,#d9770626 0%,#0000 70%);border-radius:50%;width:300px;height:300px;position:absolute;bottom:-80px;left:40px}.hero-bg .hero-title{color:#fff}.hero-bg .hero-title span{background:linear-gradient(90deg,#fbbf24,#f59e0b);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.features-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;display:grid}.feat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:28px 22px;transition:transform .2s,box-shadow .2s,border-color .2s}.feat-card:hover{box-shadow:var(--shadow-lg);border-color:var(--primary);transform:translateY(-5px)}.feat-icon{border-radius:12px;justify-content:center;align-items:center;width:52px;height:52px;margin-bottom:18px;font-size:1.4rem;display:flex}.dash-sidebar{border-radius:var(--r);height:fit-content;box-shadow:var(--shadow-lg);background:#0f172a;padding:0;position:sticky;top:84px;overflow:hidden}.dash-sidebar-header{background:linear-gradient(135deg,#1e3a8a,#1d4ed8);border-bottom:1px solid #ffffff14;padding:24px 20px}.dash-sidebar-menu{padding:12px 8px}.dash-nav-item{color:#94a3b8;cursor:pointer;border:1px solid #0000;border-radius:8px;align-items:center;gap:11px;margin-bottom:2px;padding:11px 14px;font-size:.875rem;font-weight:600;transition:all .18s;display:flex}.dash-nav-item:hover{color:#e2e8f0;background:#ffffff0f}.dash-nav-item.active{color:#fff;background:#1d4ed859;border-color:#1d4ed880}.dash-nav-item .nav-badge{background:var(--accent);color:#fff;border-radius:20px;margin-left:auto;padding:2px 6px;font-size:.65rem;font-weight:800}.kpi-grid{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin-bottom:24px;display:grid}.kpi-tile{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);flex-direction:column;gap:4px;padding:20px 18px;transition:box-shadow .2s;display:flex}.kpi-tile:hover{box-shadow:var(--shadow-md)}.kpi-label{text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-size:.72rem;font-weight:700}.kpi-value{color:var(--primary);font-size:1.85rem;font-weight:800;line-height:1}.kpi-sub{color:var(--text-light);margin-top:2px;font-size:.75rem}.module-map{grid-template-columns:repeat(5,1fr);gap:10px;display:grid}@media (width<=600px){.module-map{grid-template-columns:repeat(5,1fr)}}.mod-dot{color:var(--text-muted);text-align:center;flex-direction:column;align-items:center;gap:6px;font-size:.72rem;font-weight:700;display:flex}.mod-circle{border:2px solid var(--border);width:44px;height:44px;color:var(--text-light);background:#f8fafc;border-radius:50%;justify-content:center;align-items:center;font-size:.85rem;font-weight:800;transition:all .2s;display:flex}.mod-circle.done{color:#065f46;background:#d1fae5;border-color:#10b981}.mod-circle.active{border-color:var(--primary);color:var(--primary);background:#dbeafe;box-shadow:0 0 0 4px #1e3a8a1a}.mod-circle.locked{color:#cbd5e1;background:#f1f5f9;border-color:#e2e8f0}.activity-item{border-bottom:1px solid var(--border);align-items:flex-start;gap:14px;padding:12px 0;font-size:.875rem;display:flex}.activity-item:last-child{border-bottom:none}.activity-dot{border-radius:50%;flex-shrink:0;width:10px;height:10px;margin-top:5px}.welcome-banner{border-radius:var(--r);color:#fff;background:linear-gradient(135deg,#1e3a8a 0%,#1d4ed8 60%,#0284c7 100%);padding:28px 32px;position:relative;overflow:hidden}.welcome-banner:after{content:"🎓";opacity:.18;font-size:4rem;position:absolute;top:50%;right:28px;transform:translateY(-50%)}:root{--primary:#1e3a8a;--primary-light:#2d52c4;--primary-dark:#152a6e;--accent:#d97706;--accent-light:#f59e0b;--accent-dark:#b45309;--bg:#f0f4fb;--bg-card:#fff;--bg-deep:#0f172a;--border:#dde5f4;--text:#1e293b;--text-muted:#64748b;--text-light:#94a3b8;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--info:#3b82f6;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 10px 30px #00000021;--shadow-xl:0 24px 48px #00000029;--r:14px;--r-sm:8px;--r-xs:4px;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.6}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg)}a{color:var(--primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-light)}button{cursor:pointer;font-family:inherit}img{max-width:100%}h1,h2,h3,h4,h5{color:var(--text);line-height:1.25}.app-container{flex-direction:column;min-height:100vh;display:flex}.content-wrapper{flex:1;width:100%;max-width:1320px;margin:0 auto;padding:40px 28px}.role-bar{color:#94a3b8;background:#0f172a;border-bottom:1px solid #1e293b;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:6px 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var(--border);background:#fff}.btn-secondary:hover{background:var(--bg);border-color:var(--primary);color:var(--primary)}.btn-block{width:100%;display:flex}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.brand-subtitle{background:var(--accent);color:#fff;border-radius:var(--r-xs);text-transform:uppercase;letter-spacing:.05em;padding:2px 8px;font-size:.72rem;font-weight:700}.hero-section{grid-template-columns:1.2fr .8fr;align-items:center;gap:56px;padding:48px 0 56px;display:grid}@media (width<=900px){.hero-section{grid-template-columns:1fr;gap:36px}}.hero-title{color:#0f172a;letter-spacing:-.02em;margin:14px 0 18px;font-size:3.4rem;font-weight:800;line-height:1.1}.hero-title span{background:linear-gradient(135deg, var(--primary), var(--primary-light));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-subtitle{color:var(--text-muted);margin-bottom:32px;font-size:1.1rem;line-height:1.7}.hero-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-xl);padding:32px 28px;position:relative;overflow:hidden}.hero-card:before{content:"";background:linear-gradient(90deg, var(--primary), var(--accent));height:5px;position:absolute;top:0;left:0;right:0}.price-tag{color:#0f172a;letter-spacing:-.02em;margin:12px 0 4px;font-size:2.4rem;font-weight:800}.price-sub{color:var(--text-muted);font-size:.85rem;font-weight:500}.stats-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-top:48px;display:grid}@media (width<=768px){.stats-grid{grid-template-columns:repeat(2,1fr)}}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);text-align:center;padding:24px 16px;transition:transform .2s,box-shadow 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var(--border);border-radius:var(--r);box-shadow:var(--shadow-sm);padding:28px}.checkout-layout{grid-template-columns:1.3fr .7fr;gap:32px;display:grid}@media (width<=768px){.checkout-layout{grid-template-columns:1fr}}.form-group{margin-bottom:18px}.form-label{color:var(--text);margin-bottom:6px;font-size:.875rem;font-weight:600;display:block}.form-control{border:1.5px solid var(--border);border-radius:var(--r-sm);width:100%;color:var(--text);background:#fff;padding:10px 14px;font-family:inherit;font-size:.9rem;transition:border-color .2s,box-shadow .2s}.form-control:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #1e3a8a1f}textarea.form-control{resize:vertical;min-height:80px}.badge{text-transform:uppercase;letter-spacing:.04em;border-radius:20px;align-items:center;gap:4px;padding:3px 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.18s;display:flex}.sidebar-item:hover,.sidebar-item.active{color:var(--primary);background:#eff6ff}.course-player-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-md);grid-template-columns:1fr 300px;display:grid;overflow:hidden}@media (width<=900px){.course-player-container{grid-template-columns:1fr}}.video-section{padding:24px}.video-placeholder{background:var(--bg-deep);aspect-ratio:16/9;border-radius:var(--r-sm);justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.play-overlay{color:#fff;cursor:pointer;background:#0f172aa6;flex-direction:column;justify-content:center;align-items:center;gap:10px;font-size:.85rem;transition:background .2s;display:flex;position:absolute;inset:0}.play-overlay:hover{background:#0f172a80}.modules-list{border-left:1px solid var(--border);background:#f8fafc;max-height:580px;overflow-y:auto}.module-header{color:#334155;text-transform:uppercase;letter-spacing:.06em;z-index:1;background:#e9eef8;padding:11px 16px;font-size:.75rem;font-weight:700;position:sticky;top:0}.lesson-item{cursor:pointer;border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;gap:10px;padding:11px 16px;font-size:.855rem;transition:all .18s;display:flex}.lesson-item:hover{background:#f1f5f9}.lesson-item.active{border-left:3px solid var(--primary);color:var(--primary);background:#eff6ff;font-weight:700}.lesson-item.locked{color:#94a3b8;cursor:not-allowed}.exam-header{border-radius:var(--r-sm);background:#fffbeb;border:1px solid #fde68a;justify-content:space-between;align-items:center;margin-bottom:24px;padding:14px 20px;display:flex}.exam-question-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);margin-bottom:18px;padding:24px}.option-item{border:1.5px solid var(--border);border-radius:var(--r-sm);cursor:pointer;align-items:center;gap:12px;margin-top:9px;padding:11px 15px;font-size:.9rem;transition:all .18s;display:flex}.option-item:hover{background:#f8fafc;border-color:#94a3b8}.option-item.selected{border-color:var(--primary);background:#eff6ff;font-weight:600}.certificate-preview-container{border-radius:var(--r-sm);text-align:center;max-width:780px;box-shadow:var(--shadow-xl);background:#fff;border:10px double #d97706;margin:0 auto;padding:48px 40px;font-family:Georgia,Times New Roman,serif}.certificate-title{color:var(--primary);letter-spacing:-.01em;margin-bottom:8px;font-size:2.2rem;font-weight:700}.certificate-subtitle{color:var(--text-muted);margin-bottom:24px;font-size:1.05rem;font-style:italic}.certificate-name{color:#0f172a;border-bottom:2px solid #0f172a;margin:12px 0 28px;padding-bottom:4px;font-size:2rem;font-weight:700;display:inline-block}.table-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);overflow-x:auto}.data-table{border-collapse:collapse;width:100%}.data-table th,.data-table td{text-align:left;border-bottom:1px solid var(--border);padding:13px 16px;font-size:.875rem}.data-table th{color:#475569;text-transform:uppercase;letter-spacing:.05em;background:#f1f5f9;font-size:.75rem;font-weight:700}.data-table tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background:#fafbff}.section-title{text-align:center;letter-spacing:-.02em;margin-bottom:10px;font-size:2rem;font-weight:800}.section-sub{text-align:center;color:var(--text-muted);margin-bottom:36px;font-size:1rem}.journey-step{align-items:flex-start;gap:20px;padding-bottom:28px;display:flex;position:relative}.journey-step:not(:last-child):after{content:"";background:linear-gradient(to bottom, var(--primary), 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.2s;position:relative}.testimonial-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.testimonial-card:before{content:"“";color:#dde9ff;font-family:Georgia,serif;font-size:4rem;line-height:1;position:absolute;top:16px;right:22px}.stars{color:var(--accent);gap:3px;margin-bottom:14px;display:flex}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:99px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}.text-muted{color:var(--text-muted)}.text-center{text-align:center}.mt-sm{margin-top:12px}.mt-md{margin-top:24px}.mt-lg{margin-top:48px}.mt-xl{margin-top:64px}.gap-sm{gap:10px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}@media (width<=768px){.nav-links>span{display:none}.hero-title{font-size:2.2rem}.content-wrapper{padding:24px 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