/* Login Page Styles */

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

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --background: #f1f5f9;
    --surface: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-box {
    background: var(--surface);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.login-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.logo {
    font-size: 4rem;
    margin-bottom: 15px;
}

.login-header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.login-header p {
    font-size: 1rem;
    opacity: 0.9;
}

.login-form {
    padding: 40px 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group label i {
    margin-right: 8px;
    color: var(--primary-color);
}

.form-group input[type="text"],
.form-group input[type="password"] {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.password-input {
    position: relative;
}

.password-input input {
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    font-size: 1.1rem;
    transition: color 0.2s ease;
}

.toggle-password:hover {
    color: var(--primary-color);
}

.remember-me {
    margin-bottom: 30px;
}

.remember-me label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: normal;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 10px;
    cursor: pointer;
}

.btn-login {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.btn-login:active {
    transform: translateY(0);
}

.error-message {
    margin-top: 20px;
    padding: 12px 16px;
    background: #fee2e2;
    border: 1px solid #fecaca;
    border-radius: 8px;
    color: #991b1b;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.error-message i {
    font-size: 1.2rem;
}

.login-footer {
    padding: 20px 30px;
    background: var(--background);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 480px) {
    .login-box {
        border-radius: 12px;
    }

    .login-header {
        padding: 30px 20px;
    }

    .login-header h1 {
        font-size: 1.5rem;
    }

    .logo {
        font-size: 3rem;
    }

    .login-form {
        padding: 30px 20px;
    }
}