/* VoIP Web Client - Authentication Styles */

/* Auth Page Layout */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

/* Background Animation */
.auth-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    opacity: 0.1;
    animation: float 20s infinite linear;
}

.shape-1 {
    width: 200px;
    height: 200px;
    background: white;
    border-radius: 50%;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    background: white;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    top: 60%;
    right: 10%;
    animation-delay: -5s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    background: white;
    border-radius: 50%;
    bottom: 20%;
    left: 30%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-20px) rotate(90deg); }
    50% { transform: translateY(-10px) rotate(180deg); }
    75% { transform: translateY(-30px) rotate(270deg); }
}

/* Auth Container */
.auth-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-12);
    max-width: 1200px;
    width: 100%;
    padding: var(--spacing-6);
    position: relative;
    z-index: 1;
}

/* Auth Card */
.auth-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-10);
    width: 100%;
    max-width: 450px;
    animation: slideUp 0.6s ease-out;
}

/* Auth Logo */
.auth-logo {
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.logo-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-4);
    box-shadow: var(--shadow-lg);
    animation: pulse 2s infinite;
}

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

.auth-logo h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-2);
}

.auth-logo p {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    margin: 0;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Auth Form */
.auth-form {
    margin-bottom: var(--spacing-6);
}

/* Form Groups */
.form-group {
    margin-bottom: var(--spacing-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
}

.form-label i {
    margin-right: var(--spacing-2);
    color: var(--primary-color);
}

/* Form Controls */
.form-control {
    display: block;
    width: 100%;
    padding: var(--spacing-4);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--gray-900);
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

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

.form-control::placeholder {
    color: var(--gray-400);
}

/* Password Input */
.password-input {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: var(--spacing-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius);
    transition: all var(--transition-fast);
}

.password-toggle:hover {
    color: var(--primary-color);
    background: var(--gray-100);
}

/* Alert Messages */
.alert {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    margin-bottom: var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    animation: slideUp 0.3s ease-out;
}

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

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

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

/* Checkbox Group */
.checkbox-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-6);
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

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

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius);
    margin-right: var(--spacing-2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

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

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: white;
    font-size: var(--font-size-xs);
    font-weight: bold;
}

.forgot-password {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
    font-weight: 600;
    line-height: 1.5;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    color: white;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
    text-decoration: none;
}

.btn-primary:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Social Login Buttons */
.btn-social {
    background: white;
    border: 2px solid var(--gray-200);
    color: var(--gray-700);
    font-weight: 500;
}

.btn-social:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
    transform: translateY(-1px);
    color: var(--gray-700);
    text-decoration: none;
}

#google-login i {
    color: #db4437;
}

#microsoft-login i {
    color: #0078d4;
}

/* Auth Divider */
.auth-divider {
    position: relative;
    text-align: center;
    margin: var(--spacing-6) 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gray-200);
    z-index: 1;
}

.auth-divider span {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 var(--spacing-4);
    color: var(--gray-500);
    font-size: var(--font-size-sm);
    position: relative;
    z-index: 2;
}

/* Auth Alternatives */
.auth-alternatives {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-6);
}

/* Auth Footer */
.auth-footer {
    text-align: center;
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--gray-200);
}

.auth-footer p {
    margin: 0;
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.auth-footer a {
    color: var(--primary-color);
    font-weight: 500;
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Features Showcase */
.auth-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-8);
    max-width: 400px;
}

.feature {
    text-align: center;
    padding: var(--spacing-6);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-2xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideUp 0.8s ease-out;
}

.feature:nth-child(2) {
    animation-delay: 0.2s;
}

.feature:nth-child(3) {
    animation-delay: 0.4s;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-4);
    backdrop-filter: blur(10px);
}

.feature-icon i {
    font-size: var(--font-size-2xl);
    color: white;
}

.feature h3 {
    color: white;
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-3);
}

.feature p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    margin: 0;
}

/* Loading States */
.btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn.loading i {
    animation: spin 1s linear infinite;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .auth-container {
        flex-direction: column;
        gap: var(--spacing-8);
    }
    
    .auth-features {
        max-width: 450px;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .auth-page {
        padding: var(--spacing-4);
    }
    
    .auth-container {
        padding: 0;
    }
    
    .auth-card {
        padding: var(--spacing-8);
        margin: 0;
    }
    
    .auth-features {
        display: none;
    }
    
    .floating-shapes {
        display: none;
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: var(--spacing-6);
    }
    
    .logo-icon {
        width: 60px;
        height: 60px;
    }
    
    .logo-icon i {
        font-size: var(--font-size-2xl);
    }
    
    .auth-logo h1 {
        font-size: var(--font-size-2xl);
    }
    
    .form-control {
        padding: var(--spacing-3);
    }
    
    .btn {
        padding: var(--spacing-3) var(--spacing-4);
    }
}

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--spacing-6);
    right: var(--spacing-6);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.toast {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-width: 300px;
    max-width: 500px;
    padding: var(--spacing-4);
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    transition: all var(--transition-normal);
    animation: slideInRight 0.3s ease-out forwards;
}

.toast-success {
    border-left: 4px solid var(--success-color);
}

.toast-error {
    border-left: 4px solid var(--danger-color);
}

.toast-warning {
    border-left: 4px solid var(--warning-color);
}

.toast-info {
    border-left: 4px solid var(--info-color);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    flex: 1;
}

.toast-close {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--spacing-1);
    border-radius: var(--radius);
    transition: all var(--transition-fast);
}

.toast-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.btn:focus,
.form-control:focus,
.checkbox-label input:focus + .checkmark,
.password-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .auth-card {
        background: white;
        border: 2px solid black;
    }
    
    .form-control {
        border-width: 2px;
    }
    
    .btn {
        border-width: 2px;
    }
}