:root{--primary: #2563eb;--primary-hover: #1d4ed8;--outline: #a3cbff;--outline-hover: #60a5fa;--bg: #f8fafc;--card-bg: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--radius: .75rem;--shadow: 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)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg);color:var(--text-main);line-height:1.5}.container{max-width:1000px;margin:0 auto;padding:2rem 1rem}.card{background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);padding:2rem}h1,h2,h3{font-weight:700;margin-bottom:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border-radius:var(--radius);font-weight:500;cursor:pointer;transition:all .2s;border:none;gap:.5rem;text-decoration:none;font-size:.875rem}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-outline{background-color:var(--outline);border:1px solid var(--border);color:var(--text-main)}.btn-outline:hover{background-color:var(--outline-hover)}.input,.textarea{width:100%;padding:.75rem;border-radius:var(--radius);border:1px solid var(--border);margin-bottom:1rem;font-family:inherit;font-size:1rem}.input:focus,.textarea:focus{outline:2px solid var(--primary);outline-offset:-1px}.badge{padding:.25rem .5rem;border-radius:9999px;font-size:.75rem;font-weight:600}.flex{display:flex}.justify-between{justify-content:space-between}.items-center{align-items:center}.gap-2{gap:.5rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.course-card{border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;background:#fff;transition:transform .22s,box-shadow .2s}.course-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.application-card{border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;background:#0151ff;color:#fff;transition:transform .22s,box-shadow .2s;cursor:pointer;aspect-ratio:1;display:flex;align-items:center;justify-content:center}.application-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.login-layout{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem;background:linear-gradient(135deg,#f8fafc,#e2e8f0)}