/* ============================================
   LOGIN PAGE STYLES
   Modern, clean authentication page design
   ============================================ */

/* Container - Full viewport */
.login-page-container {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ed 100%);
    position: relative;
    overflow: hidden;
}

/* Wrapper for card and decorations */
.login-wrapper {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 440px;
}

/* Main Login Card */
.login-card {
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1), 
                0 8px 25px rgba(0, 0, 0, 0.08);
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

/* Decorative top border */
.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--bs-primary) 0%, var(--bs-secondary) 100%);
}

/* Logo Section */
.login-logo-section {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-logo {
    max-width: 180px;
    height: auto;
    margin-bottom: 1.5rem;
}

.login-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--bs-dark);
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.login-subtitle {
    font-size: 0.95rem;
    color: var(--bs-gray);
    margin: 0;
}

/* Form Styles */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.login-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.login-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--bs-gray-700);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.login-label i {
    color: var(--bs-gray);
    font-size: 0.9rem;
}

.login-input {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    color: var(--bs-dark);
    background-color: #f8f9fa;
    border: 2px solid transparent;
    border-radius: 12px;
    transition: all 0.2s ease;
}

.login-input:hover {
    background-color: #f0f2f5;
}

.login-input:focus {
    outline: none;
    background-color: #ffffff;
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 4px rgba(213, 74, 87, 0.1);
}

.login-input::placeholder {
    color: var(--bs-gray-500);
}

/* Password Toggle */
.login-password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.login-password-wrapper .login-input {
    padding-right: 3rem;
}

.login-password-toggle {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--bs-gray);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

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

/* Remember Me Checkbox */
.login-remember-group {
    margin-top: 0.5rem;
}

.login-checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    user-select: none;
}

.login-checkbox-label input[type="checkbox"] {
    display: none;
}

.login-checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--bs-gray-400);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.login-checkbox-custom::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Pro';
    font-weight: 300;
    font-size: 0.75rem;
    color: #ffffff;
    opacity: 0;
    transform: scale(0);
    transition: all 0.2s ease;
}

.login-checkbox-label input[type="checkbox"]:checked + .login-checkbox-custom {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
}

.login-checkbox-label input[type="checkbox"]:checked + .login-checkbox-custom::after {
    opacity: 1;
    transform: scale(1);
}

.login-checkbox-text {
    font-size: 0.875rem;
    color: var(--bs-gray-600);
}

/* Submit Button */
.login-submit-btn {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, var(--bs-primary) 0%, #c0424d 100%);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.login-submit-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--hover-color) 0%, #a83840 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(213, 74, 87, 0.3);
}

.login-submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.login-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.login-btn-loader {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Alert Messages */
.login-alert {
    padding: 0.875rem 1rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-alert-danger {
    background-color: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.login-alert-danger i {
    font-size: 1.1rem;
}

.login-alert-success {
    background-color: #f0fdf4;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

/* Footer */
.login-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--bs-gray-200);
    text-align: center;
}

.login-footer-text {
    font-size: 0.8rem;
    color: var(--bs-gray);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.login-footer-text i {
    color: var(--bs-success);
}

/* Background Decorations */
.login-bg-decoration {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.login-bg-circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.login-bg-circle-1 {
    width: 400px;
    height: 400px;
    background: var(--bs-primary);
    top: -150px;
    right: -100px;
}

.login-bg-circle-2 {
    width: 300px;
    height: 300px;
    background: var(--bs-secondary);
    bottom: -100px;
    left: -50px;
}

.login-bg-circle-3 {
    width: 200px;
    height: 200px;
    background: var(--bs-primary);
    bottom: 20%;
    right: 10%;
}

/* Responsive Styles */
@media (max-width: 576px) {
    .login-page-container {
        padding: 1rem;
        min-height: calc(100vh - 56px);
    }
    
    .login-card {
        padding: 2rem 1.5rem;
        border-radius: 16px;
    }
    
    .login-logo {
        max-width: 140px;
    }
    
    .login-title {
        font-size: 1.5rem;
    }
    
    .login-subtitle {
        font-size: 0.875rem;
    }
    
    .login-input {
        padding: 0.75rem 0.875rem;
        font-size: 0.95rem;
    }
    
    .login-submit-btn {
        padding: 0.875rem 1.25rem;
    }
}

/* Animation for form elements */
.login-form-group {
    animation: fadeInUp 0.4s ease backwards;
}

.login-form-group:nth-child(1) { animation-delay: 0.1s; }
.login-form-group:nth-child(2) { animation-delay: 0.2s; }
.login-form-group:nth-child(3) { animation-delay: 0.3s; }
.login-submit-btn { animation: fadeInUp 0.4s ease backwards; animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Input validation states */
.login-input.is-invalid {
    border-color: var(--bs-danger);
    background-color: #fef2f2;
}

.login-input.is-valid {
    border-color: var(--bs-success);
}

/* Focus visible for accessibility */
.login-input:focus-visible,
.login-submit-btn:focus-visible,
.login-password-toggle:focus-visible {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* Shake animation for errors */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.login-card.shake {
    animation: shake 0.5s ease;
}