@import"https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap";:root{--bg-main: #f8fafc;--bg-sidebar: #ffffff;--bg-card: #ffffff;--primary: #6366f1;--primary-light: #eef2ff;--primary-dark: #4f46e5;--secondary: #fbbf24;--success: #10b981;--danger: #ef4444;--info: #0ea5e9;--text-main: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--border-light: #f1f5f9;--border-subtle: #e2e8f0;--shadow-sm: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--radius-sm: .375rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-2xl: 2rem;--transition: all .25s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.5;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:Outfit,sans-serif;font-weight:700;color:var(--text-main)}.app-wrapper{display:flex;min-height:100vh}.sidebar{width:280px;background:var(--bg-sidebar);border-right:1px solid var(--border-subtle);height:100vh;position:sticky;top:0;padding:2rem 1.5rem;display:flex;flex-direction:column;z-index:50;transition:transform .3s ease}.sidebar-logo{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:800;color:var(--primary);margin-bottom:3rem;padding-left:.5rem}.nav-group{margin-bottom:2rem}.nav-label{font-size:.7rem;font-weight:700;text-transform:uppercase;color:var(--text-muted);letter-spacing:.1em;padding:0 .75rem .75rem}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;color:var(--text-secondary);border-radius:var(--radius-md);font-weight:600;font-size:.9375rem;cursor:pointer;transition:var(--transition);margin-bottom:.25rem}.nav-item:hover{background-color:var(--primary-light);color:var(--primary)}.nav-item.active{background-color:var(--primary);color:#fff;box-shadow:0 4px 12px #6366f140}.content-area{flex:1;padding:2.5rem 3.5rem;max-width:1300px;margin:0 auto}.header-hero{margin-bottom:3rem}.header-tag{display:inline-block;padding:.25rem .75rem;background:var(--primary-light);color:var(--primary);border-radius:2rem;font-size:.75rem;font-weight:700;margin-bottom:1rem}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem}.course-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);padding:1.75rem;transition:var(--transition);cursor:pointer;position:relative;overflow:hidden;display:flex;flex-direction:column}.course-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-xl);border-color:var(--primary)}.course-card-icon{width:48px;height:48px;border-radius:var(--radius-md);background:var(--primary-light);display:flex;align-items:center;justify-content:center;color:var(--primary);margin-bottom:1.25rem}.course-card h3{font-size:1.125rem;margin-bottom:.75rem}.course-card p{color:var(--text-secondary);font-size:.875rem;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.course-card-footer{margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid var(--border-light);display:flex;justify-content:space-between;align-items:center}.difficulty-badge{font-size:.7rem;font-weight:700;text-transform:uppercase;color:var(--primary)}.mock-selection-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:1rem}.mock-card{background:#fff;border-radius:var(--radius-2xl);padding:2.5rem;text-align:center;border:1px solid var(--border-subtle);transition:var(--transition)}.mock-card:hover{border-color:var(--primary);box-shadow:var(--shadow-xl)}.mock-card-head{width:64px;height:64px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem}.exam-runner{max-width:900px;margin:0 auto}.exam-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2.5rem;background:#fff;padding:1.5rem 2rem;border-radius:var(--radius-xl);border:1px solid var(--border-subtle)}.question-status-bar{display:flex;gap:.5rem;margin-bottom:2rem;overflow-x:auto;padding-bottom:.5rem}.status-dot{width:10px;height:10px;border-radius:50%;background:var(--border-subtle);cursor:pointer;flex-shrink:0}.status-dot.active{background:var(--primary)}.status-dot.completed{background:var(--success)}.question-card{background:#fff;padding:3rem;border-radius:var(--radius-2xl);border:1px solid var(--border-subtle);box-shadow:var(--shadow-lg)}.options-container{display:grid;gap:1rem;margin-top:2rem}.option-item{display:flex;align-items:center;padding:1.25rem 1.5rem;border:1.5px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);gap:1rem}.option-item:hover{background:var(--bg-main);border-color:var(--primary-dark)}.option-item.selected{border-color:var(--primary);background:var(--primary-light);font-weight:600}.option-label{width:32px;height:32px;border-radius:50%;background:var(--border-light);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.875rem}.option-item.selected .option-label{background:var(--primary);color:#fff}.results-card{text-align:center;padding:4rem;background:#fff;border-radius:var(--radius-2xl);border:1px solid var(--border-subtle)}.score-circle{width:160px;height:160px;border-radius:50%;margin:0 auto 2.5rem;display:flex;flex-direction:column;align-items:center;justify-content:center;border:8px solid var(--primary-light)}.score-number{font-size:3rem;font-weight:800;color:var(--primary)}@media(max-width:1024px){.content-area{padding:2rem}.sidebar{position:fixed;left:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.mock-selection-grid{grid-template-columns:1fr}}.back-btn{display:inline-flex;align-items:center;gap:.5rem;color:var(--text-secondary);font-weight:600;margin-bottom:2rem;cursor:pointer}.prose-card{background:#fff;padding:3.5rem;border-radius:var(--radius-2xl);border:1px solid var(--border-subtle);max-width:900px;margin:0 auto}.prose-card h2{font-size:1.75rem;margin-top:2.5rem;padding-bottom:.75rem;border-bottom:1.5px solid var(--border-light);margin-bottom:1.5rem}.prose-card p{margin-bottom:1.25rem;color:#334155;font-size:1.0625rem;line-height:1.7}.prose .table-container{width:100%;overflow-x:auto;margin:2rem 0;border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.prose table{width:100%;border-collapse:separate;border-spacing:0}.prose th{background:var(--bg-main);text-align:left;padding:1rem;font-weight:700;border-bottom:1px solid var(--border-subtle)}.prose td{padding:1rem;border-bottom:1px solid var(--border-light)}