:root{--color-primary: #1a3a5c;--color-primary-dark: #0d2438;--color-primary-light: #2a5a8c;--color-accent: #c9a227;--color-accent-light: #e8c84a;--color-dark: #1a1a1a;--color-text: #333333;--color-text-light: #666666;--color-border: #e0e0e0;--color-bg: #ffffff;--color-bg-alt: #f8f9fa;--color-bg-dark: #0f1e2e;--color-success: #2d7a4f;--color-error: #c0392b;--color-error-bg: #fdf2f2;--font-display: "Cormorant Garamond", Georgia, serif;--font-body: "Source Sans 3", -apple-system, sans-serif;--space-xs: .5rem;--space-sm: 1rem;--space-md: 1.5rem;--space-lg: 2.5rem;--space-xl: 4rem;--space-xxl: 6rem;--transition-fast: .2s ease;--transition-base: .3s ease;--radius: 8px;--radius-lg: 12px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);font-size:16px;line-height:1.7;color:var(--color-text);background:var(--color-bg)}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-md)}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.2;color:var(--color-dark)}h1{font-size:clamp(2.2rem,5vw,3.5rem)}h2{font-size:clamp(1.75rem,4vw,2.5rem)}h3{font-size:clamp(1.2rem,2.5vw,1.4rem)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 2rem;font-family:var(--font-body);font-size:.95rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em;border:2px solid 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#0000000f}.header-content{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm) 0;gap:var(--space-md)}.logo{display:flex;align-items:center;gap:.75rem;flex-shrink:0}.logo-mark{width:38px;height:38px;background:var(--color-primary);clip-path:polygon(50% 0%,100% 50%,50% 100%,0% 50%);display:flex;align-items:center;justify-content:center;flex-shrink:0}.logo-mark span{font-family:var(--font-display);font-size:1rem;font-weight:700;color:var(--color-accent)}.logo-text{display:flex;flex-direction:column;line-height:1.2}.logo-name{font-family:var(--font-display);font-size:1.15rem;font-weight:700;color:var(--color-primary)}.logo-sub{font-size:.65rem;font-weight:500;text-transform:uppercase;letter-spacing:.12em;color:var(--color-text-light)}.main-nav{display:flex;gap:var(--space-lg);align-items:center}.main-nav a{font-size:.875rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text);transition:var(--transition-fast);position:relative}.main-nav a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--color-accent);transition:var(--transition-base)}.main-nav a:hover,.main-nav a.active{color:var(--color-primary)}.main-nav a:hover:after,.main-nav a.active:after{width:100%}.nav-user-pill{display:flex;align-items:center;gap:.5rem;padding:.35rem .875rem;background:#1a3a5c12;border:1px solid var(--color-border);border-radius:100px;font-size:.8rem;font-weight:500;color:var(--color-primary);cursor:pointer;transition:var(--transition-fast)}.nav-user-pill:hover{background:var(--color-primary);color:var(--color-bg)}section{padding:var(--space-xxl) 0}.section-label{display:inline-block;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.15em;color:var(--color-accent);margin-bottom:var(--space-xs)}.section-header{text-align:center;margin-bottom:var(--space-xl)}.section-header p{color:var(--color-text-light);font-size:1.1rem;max-width:600px;margin:var(--space-sm) auto 0}.section-header.light h2{color:var(--color-bg)}.section-header.light p{color:#fffc}.section-header.light .section-label{color:var(--color-accent)}.hero{position:relative;padding:calc(var(--space-xxl) + 80px) 0 var(--space-xxl);background:linear-gradient(135deg,var(--color-primary-dark) 0%,var(--color-primary) 60%,var(--color-primary-light) 100%);overflow:hidden}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle at 15% 85%,rgba(201,162,39,.12) 0%,transparent 50%),radial-gradient(circle at 85% 15%,rgba(255,255,255,.05) 0%,transparent 40%);pointer-events:none}.hero-content{position:relative;max-width:740px}.hero-badge{display:inline-block;padding:.375rem 1rem;background:#c9a22726;border:1px solid rgba(201,162,39,.4);border-radius:100px;color:var(--color-accent);font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;margin-bottom:var(--space-md)}.hero h1{color:var(--color-bg);margin-bottom:var(--space-md)}.hero h1 .highlight{color:var(--color-accent)}.hero-subtitle{font-size:1.2rem;color:#ffffffd9;margin-bottom:var(--space-lg);max-width:620px}.hero-cta{display:flex;gap:var(--space-sm);flex-wrap:wrap;margin-bottom:var(--space-xl)}.hero-stats{display:flex;gap:var(--space-xl);flex-wrap:wrap;padding-top:var(--space-lg);border-top:1px solid rgba(255,255,255,.15)}.hero-stat-num{display:block;font-family:var(--font-display);font-size:2.5rem;font-weight:700;color:var(--color-accent);line-height:1}.hero-stat-label{font-size:.8rem;color:#ffffffa6;text-transform:uppercase;letter-spacing:.05em;margin-top:.25rem;display:block}.card{background:var(--color-bg);border-radius:var(--radius);box-shadow:0 4px 20px #0000000f;transition:var(--transition-base);border-top:4px solid transparent}.card:hover{transform:translateY(-4px);box-shadow:0 8px 30px #0000001a;border-top-color:var(--color-accent)}.card-padded{padding:var(--space-lg)}.courses-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-lg)}.course-card{background:var(--color-bg);border-radius:var(--radius);box-shadow:0 4px 20px #0000000f;overflow:hidden;transition:var(--transition-base);border-top:4px solid var(--color-primary);display:flex;flex-direction:column}.course-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px 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var(--color-border)}.footer-content{grid-template-columns:1fr;gap:var(--space-lg)}.hero-stats{gap:var(--space-lg)}}@media (max-width: 640px){.hero-cta{flex-direction:column}.hero-cta .btn{width:100%}.cta-buttons{flex-direction:column;align-items:center}.cta-buttons .btn{width:100%;max-width:320px}.form-row{grid-template-columns:1fr}.main-nav a{font-size:.8rem}.footer-bottom{flex-direction:column;text-align:center}.auth-card{padding:var(--space-lg)}.dashboard-stats{grid-template-columns:1fr 1fr}}