:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #818cf8;
    --bg-gradient-1: #667eea;
    --bg-gradient-2: #764ba2;
}

.login-body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
}

.login-wrapper {
    width: 100%;
    max-width: 440px;
    padding: 20px;
}

.login-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px 36px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

.login-logo {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 32px;
    color: #fff;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 4px;
}

.login-header p {
    color: #64748b;
    font-size: 14px;
    margin: 0;
}

.form-floating .form-control {
    border-radius: 10px;
    border: 1.5px solid #e2e8f0;
    padding: 16px 14px;
    font-size: 15px;
    transition: all 0.2s;
}

.form-floating .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-floating label {
    color: #94a3b8;
    font-size: 14px;
}

.btn-login {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: 10px;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    transition: all 0.3s;
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 25px -5px rgba(79, 70, 229, 0.4);
    background: linear-gradient(135deg, var(--primary-dark) 0%, #3730a3 100%);
    color: #fff;
}

.login-footer {
    text-align: center;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid #f1f5f9;
}

.login-footer p {
    color: #94a3b8;
    font-size: 12px;
    margin: 0;
}

.alert {
    border-radius: 10px;
    font-size: 14px;
    border: none;
}

.alert-danger {
    background: #fef2f2;
    color: #dc2626;
}

.alert-success {
    background: #f0fdf4;
    color: #16a34a;
}