/* 🔐 KufeArt Tablet - Authentication Styles */

/* 🏠 AUTH CONTAINER */
.auth-container {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

    .auth-container::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
        opacity: 0.3;
        z-index: 1;
    }

/* 📱 LOGIN CARD */
.login-card {
    background: var(--white);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-4xl);
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 2;
    animation: fadeIn 0.6s ease;
}

.login-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.login-logo {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-xl);
    box-shadow: var(--shadow-lg);
}

    .login-logo i {
        font-size: var(--font-3xl);
        color: var(--white);
    }

.login-title {
    font-size: var(--font-3xl);
    font-weight: var(--font-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
}

.login-subtitle {
    font-size: var(--font-lg);
    color: var(--gray-600);
    font-weight: var(--font-normal);
}

/* 📝 LOGIN FORM */
.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-label {
    font-weight: var(--font-semibold);
    color: var(--gray-700);
    font-size: var(--font-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

    .form-label i {
        color: var(--primary);
    }

/* 🏢 DEPARTMENT SELECTION */
.department-selection {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.department-option {
    position: relative;
    cursor: pointer;
}

    .department-option input[type="radio"] {
        position: absolute;
        opacity: 0;
        width: 0;
        height: 0;
    }

.department-card {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
}

    .department-card:hover {
        border-color: var(--primary);
        background: var(--white);
        box-shadow: var(--shadow);
        transform: translateY(-2px);
    }

.department-option input[type="radio"]:checked + .department-card {
    border-color: var(--primary);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

    .department-option input[type="radio"]:checked + .department-card.kitchen {
        background: linear-gradient(135deg, var(--kitchen-color), var(--kitchen-light));
    }

    .department-option input[type="radio"]:checked + .department-card.bar {
        background: linear-gradient(135deg, var(--bar-color), var(--bar-light));
    }

.department-icon {
    font-size: var(--font-2xl);
    margin-bottom: var(--space-sm);
}

.department-option input[type="radio"]:checked + .department-card .department-icon {
    color: var(--white);
}

.department-name {
    font-weight: var(--font-semibold);
    font-size: var(--font-lg);
}

/* 🔒 PASSWORD INPUT */
.password-input-container {
    position: relative;
}

.password-input {
    width: 100%;
    padding: var(--space-lg);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-lg);
    background: var(--white);
    transition: var(--transition);
    padding-right: 50px;
}

    .password-input:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 4px rgba(44, 62, 80, 0.1);
        outline: none;
    }

.password-toggle {
    position: absolute;
    right: var(--space-lg);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: var(--font-lg);
    transition: var(--transition);
}

    .password-toggle:hover {
        color: var(--gray-600);
    }

/* 🚀 LOGIN BUTTON */
.login-button {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    border: none;
    border-radius: var(--border-radius-lg);
    padding: var(--space-lg) var(--space-xl);
    font-size: var(--font-lg);
    font-weight: var(--font-semibold);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    min-height: 56px;
    box-shadow: var(--shadow);
}

    .login-button:hover {
        background: linear-gradient(135deg, var(--primary-dark), var(--primary));
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
    }

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

    .login-button.loading {
        pointer-events: none;
        opacity: 0.8;
    }

    .login-button .spinner {
        width: 20px;
        height: 20px;
        border: 2px solid transparent;
        border-top: 2px solid var(--white);
        border-radius: 50%;
        animation: spin 1s linear infinite;
    }

/* ⚠️ ERROR MESSAGES */
.error-message {
    background: var(--danger-light);
    color: var(--white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--border-radius);
    font-size: var(--font-sm);
    font-weight: var(--font-medium);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    animation: fadeIn 0.3s ease;
}

    .error-message i {
        font-size: var(--font-lg);
    }

.field-validation-error {
    color: var(--danger);
    font-size: var(--font-sm);
    font-weight: var(--font-medium);
    margin-top: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

    .field-validation-error::before {
        content: '\f071';
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
    }

/* 📱 RESPONSIVE AUTH */
@media screen and (orientation: portrait) {
    .auth-container {
        padding: var(--space-lg);
    }

    .login-card {
        padding: var(--space-3xl) var(--space-xl);
        max-width: 100%;
    }

    .department-selection {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .department-card {
        height: 100px;
        padding: var(--space-lg);
    }

    .login-title {
        font-size: var(--font-2xl);
    }

    .login-subtitle {
        font-size: var(--font-md);
    }
}

@media screen and (max-width: 480px) {
    .login-card {
        padding: var(--space-2xl) var(--space-lg);
    }

    .login-logo {
        width: 60px;
        height: 60px;
    }

        .login-logo i {
            font-size: var(--font-2xl);
        }
}

/* 🌟 SPECIAL EFFECTS */
.login-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--primary), transparent);
    animation: rotate 4s linear infinite;
    z-index: -1;
    opacity: 0.1;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}