:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --bg-dark: #0a0a1b;
    --bg-card: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --success: #10b981;
    --error: #ef4444;
    --border-radius: 12px;
    --glow: 0 0 20px rgba(102, 126, 234, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #16213e 50%, #1a1a2e 100%);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(118, 75, 162, 0.15) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

body > * {
    position: relative;
    z-index: 1;
}

/* Loader */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-box {
    background: var(--bg-card);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), var(--glow);
    width: 100%;
    max-width: 400px;
    border: 1px solid rgba(102, 126, 234, 0.2);
    backdrop-filter: blur(10px);
}

.logo {
    text-align: center;
    margin-bottom: 30px;
}

.logo h1 {
    font-size: 32px;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo p {
    color: var(--text-secondary);
    font-size: 14px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.08);
}

.error-message {
    color: var(--error);
    font-size: 14px;
    margin-bottom: 15px;
    min-height: 20px;
}

.btn-primary, .btn-secondary {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.login-footer {
    margin-top: 20px;
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
}

/* Games Page */
.games-container {
    min-height: 100vh;
}

.header {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 40px rgba(102, 126, 234, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(102, 126, 234, 0.2);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 24px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info span {
    font-size: 14px;
    color: var(--text-secondary);
}

.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 30px;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.game-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid rgba(102, 126, 234, 0.1);
    position: relative;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.game-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), var(--glow);
    border-color: rgba(102, 126, 234, 0.5);
}

.game-card:hover::before {
    opacity: 1;
}

.game-thumbnail {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

.game-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.game-card:hover .game-thumbnail img {
    transform: scale(1.05);
}

.placeholder-icon {
    font-size: 80px;
}

/* VPN предупреждение */
.vpn-required {
    color: #ef4444;
    font-weight: 700;
}

/* Бэдж "В разработке" */
.in-development-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(4px);
}

/* Карточка игры в разработке - приглушённый вид */
.game-card:has(.in-development-badge) {
    opacity: 0.6;
    cursor: not-allowed;
    background: linear-gradient(135deg, #2a2a3e 0%, #1f1f2e 100%);
    filter: grayscale(40%) brightness(0.8);
}

.game-card:has(.in-development-badge):hover {
    transform: translateY(0);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.game-card:has(.in-development-badge) .game-thumbnail img {
    filter: grayscale(80%) brightness(0.7);
}

.game-card:has(.in-development-badge) .game-info h3,
.game-card:has(.in-development-badge) .game-provider {
    color: #6b7280;
}

.game-info {
    padding: 20px;
}

.game-info h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.game-provider {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.btn-play {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-play:hover {
    transform: scale(1.05);
}

.btn-play:disabled {
    background: linear-gradient(135deg, #4b5563, #374151);
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-play:disabled:hover {
    transform: none;
}

.helper-info {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 30px;
    text-align: center;
}

.helper-info p {
    color: var(--text-secondary);
    font-size: 14px;
}

kbd {
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 13px;
}

/* Game Page */
.game-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    z-index: 200;
}

.game-header {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 300;
    transform: translateY(-100%);
    transition: transform 0.3s ease-in-out;
}

/* Класс для показа header */
.game-header.show {
    transform: translateY(0);
}

.btn-back {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-back:hover {
    background: rgba(255, 255, 255, 0.15);
}

.game-controls {
    display: flex;
    gap: 10px;
}

.btn-icon {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: scale(1.1);
}

.game-iframe-container {
    width: 100%;
    height: 100vh;
    background: #000;
    position: relative;
}

/* Header скрыт по умолчанию и показывается при наведении на верх экрана */

.game-iframe-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 300;
    animation: fadeIn 0.3s;
}

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

.modal-content {
    background: linear-gradient(135deg, #1e1e2e 0%, #2d2d44 100%);
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s;
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 40px rgba(102, 126, 234, 0.6);
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 30px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

.modal-body {
    padding: 30px;
}

.setting-group {
    margin-bottom: 25px;
}

.setting-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 600;
}

.setting-group input[type="checkbox"] {
    margin-right: 10px;
}

.setting-group select,
.setting-group input[type="number"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s;
}

.setting-group select:focus,
.setting-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 10px rgba(102, 126, 234, 0.3);
}

.setting-info {
    background: rgba(102, 126, 234, 0.1);
    padding: 15px;
    border-radius: 8px;
    margin-top: 20px;
}

.setting-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

.modal-footer {
    padding: 20px 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    gap: 15px;
    justify-content: flex-end;
}

.modal-footer .btn-primary,
.modal-footer .btn-secondary {
    width: auto;
    padding: 12px 30px;
}

/* Responsive */
@media (max-width: 768px) {
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .header-content {
        padding: 15px 20px;
    }
    
    .main-content {
        padding: 30px 20px;
    }
    
    .game-header {
        padding: 10px 15px;
    }
    
    .game-header h2 {
        font-size: 16px;
    }
}

/* Панель настроек игры */
#game-settings-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.settings-panel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.settings-panel-content {
    position: relative;
    width: 400px;
    max-width: 90%;
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(102, 126, 234, 0.3);
    animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.settings-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid rgba(102, 126, 234, 0.2);
}

.settings-panel-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.settings-panel-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 32px;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.2s;
}

.settings-panel-close:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(90deg);
}

.settings-panel-body {
    padding: 20px;
}

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

.settings-group label {
    display: block;
    margin-bottom: 8px;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
}

.settings-group select,
.settings-group input {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    transition: all 0.3s;
    box-sizing: border-box;
}

.settings-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23667eea' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 35px;
}

.settings-group select:focus,
.settings-group input:focus {
    outline: none;
    border-color: #667eea;
    background: rgba(102, 126, 234, 0.15);
}

.settings-group select option {
    background-color: #1e1e2e !important;
    color: #fff !important;
    padding: 10px !important;
}

.settings-panel-apply {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.settings-panel-apply:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.settings-panel-apply:active {
    transform: translateY(0);
}

/* Уведомления */
.game-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 25px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    z-index: 10001;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s ease-out;
}

.game-notification.show {
    opacity: 1;
    transform: translateX(0);
}