/* Современные стили для VPN сервиса */

/* Принудительная светлая тема */
:root {
    color-scheme: light only;
}

/* Переопределение для всех элементов */
* {
    color-scheme: light only;
}

/* Основные переменные */
:root {
    --primary-color: #667eea;
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-color: #6c757d;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --border-radius: 0.75rem;
    --border-radius-lg: 1rem;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
}

/* Общие стили */
body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color) !important;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%) !important;
    min-height: 100vh;
    color-scheme: light only;
}

/* Принудительное переопределение темной темы */
@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: light only !important;
    }
    
    body {
        background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%) !important;
        color: #1e293b !important;
    }
    
    .card {
        background-color: white !important;
        color: #1e293b !important;
    }
    
    .navbar {
        background-color: var(--bs-primary) !important;
    }
    
    .btn {
        color-scheme: light only !important;
    }
    
    input, select, textarea {
        background-color: white !important;
        color: #1e293b !important;
        border: 1px solid #d1d5db !important;
    }
}

/* Стеклянный эффект */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
}

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

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* Hero shield improvements */
.hero-shield-wrapper {
    position: relative;
    display: inline-block;
}

.hero-shield-wrapper::before {
    content: '';
    position: absolute;
    inset: 12% 12% 18% 12%;
    background: radial-gradient(ellipse at 50% 40%, rgba(255,255,255,0.25), rgba(255,255,255,0.05) 60%, rgba(255,255,255,0) 70%);
    border-radius: 24px;
    filter: blur(2px);
    z-index: 1;
}

.hero-shield {
    position: relative;
    z-index: 2; /* над орбитами */
    color: #ffffff;
    text-shadow: 0 6px 22px rgba(0,0,0,0.25), 0 0 30px rgba(255,255,255,0.15);
}

.hero-shield-3d {
    display: inline-block;
    will-change: transform;
    transform-style: preserve-3d;
    transition: transform 0.15s ease-out, filter 0.3s ease;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}

.hero-shield-3d::before {
    content: '';
    position: absolute;
    inset: 10% 10% 14% 10%;
    background: radial-gradient(ellipse at 50% 35%, rgba(255,255,255,0.35) 0%, rgba(255,255,255,0.08) 55%, rgba(255,255,255,0) 70%);
    border-radius: 24px;
    z-index: -1;
    transform: translateZ(-2px);
}

.hero-shield-3d::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.2), transparent 40%),
                radial-gradient(circle at 70% 80%, rgba(13,110,253,0.25), transparent 45%);
    border-radius: 32px;
    opacity: 0.6;
    pointer-events: none;
    transform: translateZ(-1px);
}

.hero-shield-tilt {
    perspective: 1200px;
    perspective-origin: center;
}

/* Чуть уменьшенные отступы для hero */
@media (min-width: 992px) {
  .hero-section .min-vh-100 { min-height: 70vh !important; }
}

.hero-orbits {
    position: absolute;
    inset: 0;
    z-index: 1; /* под щитом */
    pointer-events: none;
}

.hero-orbits .orbit-icon {
    position: absolute;
    opacity: 0.95;
}

/* Навигация */
.navbar {
    background: var(--primary-gradient) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--box-shadow);
    z-index: 1030 !important;
    position: relative;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
}

.navbar-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.navbar-nav .nav-link.active {
    background: rgba(255, 255, 255, 0.2);
    font-weight: 600;
}

/* Dropdown меню */
.dropdown-menu {
    z-index: 10000 !important;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
    margin-top: 0.5rem;
    position: absolute;
}

.dropdown-menu.show {
    z-index: 10000 !important;
}

/* Убеждаемся, что dropdown работает правильно */
.navbar .dropdown {
    position: relative;
}

.navbar .dropdown-toggle::after {
    margin-left: 0.5rem;
}

.dropdown-item {
    transition: var(--transition);
    border-radius: calc(var(--border-radius) - 2px);
    margin: 2px;
}

.dropdown-item:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateX(2px);
}

/* Карточки */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--box-shadow-lg);
}

.card-header {
    background: var(--primary-gradient);
    color: white;
    border: none;
    font-weight: 600;
}

/* Современные кнопки */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-gradient);
    border: none;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--primary-gradient);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border-bottom: none;
    font-weight: 600;
}

/* Кнопки */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    border: none;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #146c43);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #b02a37);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #d39e00);
}

.btn-info {
    background: linear-gradient(135deg, var(--info-color), #0aa2c0);
}

/* Формы */
.form-control {
    border-radius: var(--border-radius);
    border: 1px solid #dee2e6;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.input-group-text {
    background-color: var(--light-color);
    border: 1px solid #dee2e6;
    color: var(--secondary-color);
}

/* Hero секция */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 60vh;
    display: flex;
    align-items: center;
}

/* Убираем стандартные горизонтальные отступы контейнера только в hero */
.hero-section .container {
    padding-left: 0 !important;
    padding-right: 0 !important;
}

/* (отменено) */

/* Иконки функций */
.feature-icon {
    width: 60px;
    height: 60px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.feature-icon:hover {
    transform: scale(1.1);
}

/* Статистические карточки */
.stats-card {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.stats-card .stats-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.stats-card .stats-number {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
}

.stats-card .stats-label {
    font-size: 0.9rem;
    opacity: 0.9;
    margin: 0;
}

/* Таблицы */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table thead th {
    background-color: var(--light-color);
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
    color: var(--dark-color);
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.05);
}

/* Бейджи */
.badge {
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--border-radius);
}

/* Прогресс бары */
.progress {
    height: 8px;
    border-radius: var(--border-radius);
    background-color: var(--light-color);
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    border-radius: var(--border-radius);
    transition: width 0.6s ease;
}

/* Модальные окна */
.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
    border-bottom: none;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.modal-header .btn-close {
    filter: invert(1);
}

/* Вкладки */
.nav-tabs {
    border-bottom: 2px solid var(--primary-color);
}

.nav-tabs .nav-link {
    border: none;
    color: var(--secondary-color);
    font-weight: 500;
    transition: var(--transition);
}

.nav-tabs .nav-link:hover {
    border-color: transparent;
    color: var(--primary-color);
}

.nav-tabs .nav-link.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Аккордеон */
.accordion-button {
    font-weight: 500;
    color: var(--dark-color);
}

.accordion-button:not(.collapsed) {
    background-color: var(--primary-color);
    color: white;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Спиннеры */
.spinner-border {
    width: 1rem;
    height: 1rem;
}

/* Алерты */
.alert {
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
}

.alert-info {
    background: linear-gradient(135deg, rgba(13, 202, 240, 0.1), rgba(10, 162, 192, 0.1));
    color: #055160;
}

.alert-success {
    background: linear-gradient(135deg, rgba(25, 135, 84, 0.1), rgba(20, 108, 67, 0.1));
    color: #0a3622;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1), rgba(211, 158, 0, 0.1));
    color: #664d03;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.1), rgba(176, 42, 55, 0.1));
    color: #58151c;
}

/* Футер */
footer {
    background: linear-gradient(135deg, var(--dark-color), #343a40);
    margin-top: auto;
}

/* Анимации */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

.slide-in {
    animation: slideIn 0.5s ease-out;
}

/* Адаптивность */
@media (max-width: 768px) {
    .hero-section {
        min-height: 50vh;
        text-align: center;
    }
    
    .hero-section .display-4 {
        font-size: 2rem;
    }
    
    .stats-card {
        margin-bottom: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .btn-group-sm .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* Темная тема (опционально) */
@media (prefers-color-scheme: dark) {
    :root {
        --dark-color: #f8f9fa;
        --light-color: #212529;
    }
    
    body {
        background-color: #121212;
        color: var(--dark-color);
    }
    
    .card {
        background-color: #1e1e1e;
        color: var(--dark-color);
    }
    
    .table {
        color: var(--dark-color);
    }
    
    .table thead th {
        background-color: #2d2d2d;
        color: var(--dark-color);
    }
    
    .form-control {
        background-color: #2d2d2d;
        border-color: #404040;
        color: var(--dark-color);
    }
    
    .input-group-text {
        background-color: #2d2d2d;
        border-color: #404040;
        color: var(--dark-color);
    }
}

/* Магнитная иконка - простые стили */
.fa-magnet::before {
    content: "\f076";
    color: #e74c3c !important;
    transition: all 0.3s ease;
}

.fa-magnet:hover::before {
    color: #c0392b !important;
    transform: scale(1.1);
}

/* Магнитная иконка в футере */
footer .fa-magnet::before {
    color: #667eea !important;
}

footer .fa-magnet:hover::before {
    color: #ffffff !important;
    transform: scale(1.1);
}