* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #6C63FF;
    --secondary: #FF6584;
    --bg: #0a0a0a;
    --card: #111111;
    --border: #1a1a1a;
    --text: #ffffff;
    --muted: #888888;
    --success: #22c55e;
    --error: #ef4444;
    --warning: #f59e0b;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: radial-gradient(ellipse at top, rgba(108,99,255,0.08) 0%, transparent 60%);
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}
.logo i { -webkit-text-fill-color: var(--primary); }

.auth-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 6px;
}
.auth-header p {
    color: var(--muted);
    font-size: 0.9rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-group input {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    color: var(--text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    width: 100%;
}
.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.15);
}

.password-input {
    position: relative;
}
.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    padding: 4px;
}

.btn {
    padding: 14px 24px;
    border-radius: 12px;
    border: none;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
}
.btn-primary:hover {
    background: #5a52e0;
    transform: translateY(-1px);
}

.btn-full { width: 100%; }

.btn-google {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-google:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}

.divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
}
.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}
.divider span {
    font-size: 0.8rem;
    color: var(--muted);
    white-space: nowrap;
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 0.9rem;
    color: var(--muted);
}
.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.alert {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}
.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}
.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #86efac;
}

@media (max-width: 480px) {
    .auth-card { padding: 24px; }
}