/* ===================================
   СБП VPN - Стили для страниц авторизации
   =================================== */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    overflow: hidden;
}

.auth-background {
    position: fixed;
    inset: 0;
    z-index: 0;
}

.auth-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, black 50%, transparent 80%);
}

.auth-glow {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: authPulse 8s ease-in-out infinite;
}

.auth-glow-1 {
    top: -200px;
    right: -200px;
}

.auth-glow-2 {
    bottom: -200px;
    left: -200px;
    animation-delay: 4s;
}

@keyframes authPulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.auth-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1100px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.auth-card {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: var(--border-radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-xl);
}

.auth-card-large {
    padding: 50px;
}

.auth-header {
    text-align: center;
    margin-bottom: 35px;
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 25px;
}

.auth-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 10px;
}

.auth-subtitle {
    color: var(--gray-light);
    font-size: 1rem;
}

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

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: var(--light);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

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

.form-control {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--border-radius);
    padding: 14px 18px;
    color: var(--white);
    font-size: 1rem;
    transition: var(--transition);
}

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

.form-control:focus {
    background: rgba(15, 23, 42, 0.8);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    color: var(--white);
}

.form-control.is-valid {
    border-color: var(--success);
}

.form-control.is-invalid {
    border-color: var(--danger);
}

.invalid-feedback {
    display: none;
    color: var(--danger);
    font-size: 0.8rem;
    margin-top: 6px;
}

.form-control.is-invalid ~ .invalid-feedback {
    display: block;
}

.password-input-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray);
    cursor: pointer;
    padding: 5px;
    transition: var(--transition);
}

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

.password-strength {
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: rgba(99, 102, 241, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    width: 0%;
    background: var(--danger);
    transition: var(--transition);
    border-radius: 2px;
}

.strength-fill.weak {
    width: 33%;
    background: var(--danger);
}

.strength-fill.medium {
    width: 66%;
    background: var(--warning);
}

.strength-fill.strong {
    width: 100%;
    background: var(--success);
}

.strength-text {
    font-size: 0.75rem;
    color: var(--gray);
    min-width: 50px;
}

.form-text {
    color: var(--gray);
    font-size: 0.8rem;
    margin-top: 6px;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 10px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check-input {
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(99, 102, 241, 0.3);
    cursor: pointer;
}

.form-check-input:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.form-check-label {
    color: var(--gray-light);
    font-size: 0.875rem;
    cursor: pointer;
}

.forgot-password {
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 500;
}

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

.btn-auth {
    padding: 15px 30px;
    font-size: 1rem;
    justify-content: center;
    position: relative;
}

.btn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 25px 0;
    color: var(--gray);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid rgba(99, 102, 241, 0.2);
}

.auth-divider span {
    padding: 0 15px;
    font-size: 0.875rem;
}

.auth-footer {
    text-align: center;
    color: var(--gray-light);
    font-size: 0.9rem;
}

.auth-footer a {
    color: var(--primary);
    font-weight: 600;
}

.auth-footer a:hover {
    color: var(--primary-light);
}

/* Auth Side */
.auth-side {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.auth-side-content {
    color: var(--white);
}

.auth-side-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-side-content p {
    color: var(--gray-light);
    font-size: 1.125rem;
    margin-bottom: 30px;
}

.trial-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 30px;
}

.trial-badge i {
    font-size: 1.25rem;
}

.auth-features {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
}

.auth-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--light);
    font-size: 1rem;
}

.auth-feature i {
    color: var(--success);
    font-size: 1.125rem;
}

.auth-stats {
    display: flex;
    gap: 40px;
}

.auth-stat {
    text-align: center;
}

.auth-stat .stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-stat .stat-label {
    font-size: 0.875rem;
    color: var(--gray);
}

/* Адаптивность */
@media (max-width: 992px) {
    .auth-container {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .auth-side {
        display: none;
    }
    
    .auth-card {
        padding: 40px 30px;
    }
}

@media (max-width: 576px) {
    .auth-page {
        padding: 20px 15px;
    }
    
    .auth-card {
        padding: 30px 20px;
    }
    
    .auth-title {
        font-size: 1.75rem;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
    }
}