:root{--primary:#000}body{min-height:100vh;background:#f4f6f8;font-family:'Segoe UI',sans-serif}.login-container{min-height:100vh;display:flex}.login-left{background:#000;color:#fff;padding:60px;display:flex;flex-direction:column;justify-content:center}.login-left h1{font-weight:800}.login-left p{opacity:.85}.login-right{background:#fff;display:flex;align-items:center;justify-content:center;padding:40px}.login-card{width:100%;max-width:420px}.login-card h3{font-weight:800}.form-control{padding:14px;border-radius:12px}.btn-primary{background:var(--primary);border:1px solid var(--primary);padding:14px;border-radius:12px;font-weight:600}.btn-primary:hover{background:#fff;color:var(--primary)}.login-links a{color:#666;font-size:.9rem;text-decoration:none}.login-links a:hover{text-decoration:underline}@media(max-width:768px){.login-left{display:none}.login-right{padding:30px 20px}}