:root { --primary: #dc2626; --secondary: #991b1b; --success: #16a34a; --danger: #ef4444; --dark: #0f172a; --muted: #64748b; --soft: #f8fafc; --border: #e2e8f0; --white: #ffffff; }
* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #450a0a; }
.login-page { min-height: 100vh; position: relative; overflow: hidden; display: grid; place-items: center; padding: 24px; background: radial-gradient(circle at top left, rgba(239, 68, 68, .38), transparent 35%), radial-gradient(circle at bottom right, rgba(249, 115, 22, .34), transparent 40%), linear-gradient(135deg, #450a0a, #7f1d1d); }
.login-bg-shape { position: absolute; border-radius: 999px; filter: blur(10px); opacity: .75; }
.shape-1 { width: 180px; height: 180px; background: #ef4444; top: 8%; left: 8%; animation: float1 7s ease-in-out infinite; }
.shape-2 { width: 260px; height: 260px; background: #991b1b; bottom: 6%; right: 8%; animation: float2 8s ease-in-out infinite; }
.shape-3 { width: 120px; height: 120px; background: #f97316; bottom: 20%; left: 16%; animation: float1 6s ease-in-out infinite; }
@keyframes float1 { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-22px); } }
@keyframes float2 { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(-25px); } }
.login-card { width: 100%; max-width: 430px; position: relative; z-index: 2; background: rgba(255, 255, 255, .94); backdrop-filter: blur(22px); border: 1px solid rgba(255, 255, 255, .45); border-radius: 32px; padding: 28px; box-shadow: 0 30px 90px rgba(0, 0, 0, .35); }
.brand-box { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
.brand-icon { width: 58px; height: 58px; border-radius: 22px; display: grid; place-items: center; color: white; font-size: 28px; background: linear-gradient(135deg, var(--primary), var(--secondary)); box-shadow: 0 18px 40px rgba(220, 38, 38, .35); }
.brand-box h1 { margin: 0; font-size: 22px; font-weight: 900; color: var(--dark); }
.brand-box p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.login-title { margin-bottom: 24px; }
.login-title h2 { margin: 0; font-size: 28px; font-weight: 900; color: var(--dark); }
.login-title p { margin: 8px 0 0; color: var(--muted); line-height: 1.5; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 800; color: var(--dark); margin-bottom: 8px; font-size: 14px; }
.input-wrap { position: relative; }
.input-wrap > i { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--muted); font-size: 18px; }
.input-wrap input { width: 100%; border: 1px solid var(--border); background: #f8fafc; border-radius: 18px; padding: 15px 48px; outline: none; font-size: 15px; color: var(--dark); transition: .2s ease; }
.input-wrap input:focus { border-color: var(--primary); background: white; box-shadow: 0 0 0 5px rgba(220, 38, 38, .1); }
.toggle-password { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); border: 0; background: transparent; color: var(--muted); font-size: 18px; }
.btn-login { width: 100%; border: 0; border-radius: 18px; padding: 15px 20px; font-weight: 900; color: white; background: linear-gradient(135deg, var(--primary), var(--secondary)); box-shadow: 0 18px 40px rgba(220, 38, 38, .35); transition: .2s ease; }
.btn-login:hover { transform: translateY(-2px); box-shadow: 0 24px 55px rgba(220, 38, 38, .45); }
.btn-login:disabled { opacity: .8; cursor: not-allowed; }
.login-footer { margin-top: 20px; background: #f1f5f9; border-radius: 18px; padding: 12px 14px; color: var(--muted); font-size: 13px; display: flex; justify-content: space-between; gap: 8px; }
.login-footer b { color: var(--dark); }
@media (max-width: 480px) { .login-page { padding: 16px; align-items: end; } .login-card { border-radius: 28px; padding: 24px; } .login-title h2 { font-size: 24px; } }