/* === ПЕРЕМЕННЫЕ И ТЕМЫ === */
        :root {
            --bg-main: #111827;
            --bg-card: #1f2937;
            --bg-card-hover: #374151;
            --bg-header: #111827;
            --border-color: #374151;
            --text-main: #f3f4f6;
            --text-muted: #9ca3af;
            --accent-gold: #ffb703;
            --accent-purple: #9d4edd;
            --accent-blue: #3a86ef;
            --accent-green: #2ec4b6;
            --accent-red: #e63946;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            --input-bg: #111827;
        }

        /* Светлая тема */
        body.theme-light {
            --bg-main: #f0f2f5;
            --bg-card: #ffffff;
            --bg-card-hover: #f8f9fa;
            --bg-header: #ffffff;
            --border-color: #e4e6eb;
            --text-main: #1c1e21;
            --text-muted: #65676b;
            --input-bg: #f0f2f5;
        }

        body.theme-light .logo-text, 
        body.theme-light .cabinet-title,
        body.theme-light .tab-btn,
        body.theme-light .tariff-card,
        body.theme-light .faq-title {
            color: #1c1e21 !important;
        }

        /* Новогодняя тема */
        body.theme-newyear {
            --bg-main: #0a1118;
            --bg-card: #111d28;
            --bg-card-hover: #182837;
            --bg-header: #0d1721;
            --border-color: #1e3042;
            --text-main: #e1e6ed;
            --text-muted: #829ab1;
            --accent-gold: #56ccf2;
            --input-bg: #0a1118;
        }

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

        body {
            background-color: var(--bg-main);
            color: var(--text-main);
            font-family: var(--font-family);
            font-size: 13px;
            line-height: 1.5;
            background-image: 
                radial-gradient(circle at 50% 0%, rgba(255, 183, 3, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(58, 134, 239, 0.05) 0%, transparent 40%);
            background-attachment: fixed;
            transition: background-color 0.3s, color 0.3s;
            position: relative;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        /* СНЕГ И ГАРЛЯНДА */
        #snow-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            pointer-events: none;
            z-index: 9999;
            display: none;
        }

        body.theme-newyear #snow-canvas { display: block; }
        .ny-decor { display: none; }
        body.theme-newyear .ny-decor { display: inline-block; }

        .garland {
            display: none;
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 6px;
            background: repeating-linear-gradient(90deg, #ff0000 0 10px, #00ff00 10px 20px, #ffff00 20px 30px, #00ffff 30px 40px);
            box-shadow: 0 0 10px #fff;
            z-index: 1001;
            animation: blink 1s infinite alternate;
        }

        body.theme-newyear .garland { display: block; }

        @keyframes blink {
            0% { opacity: 0.5; }
            100% { opacity: 1; }
        }

        /* HEADER */
        header {
            background: var(--bg-header);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-container {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            height: 60px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 18px;
            letter-spacing: 0.5px;
            color: var(--text-main);
            position: relative;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent-gold), #e67e22);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #111;
            box-shadow: 0 0 15px rgba(255, 183, 3, 0.3);
            position: relative;
        }

        .logo-text span { color: var(--accent-gold); }

        .logo-subtitle {
            font-size: 9px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            display: block;
            margin-top: -3px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 8px 10px;
            color: var(--text-muted);
            font-size: 10.5px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.3px;
            border-radius: 6px;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .nav-item i {
            font-size: 14px;
            margin-bottom: 3px;
            color: #a0aec0;
        }

        .nav-item:hover, .nav-item.active {
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-item:hover i, .nav-item.active i { color: var(--accent-gold); }

        .header-right {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .theme-toggle-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--accent-gold);
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.2s;
        }

        .theme-toggle-btn:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-1px);
        }

        .lang-switcher {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            padding: 5px 10px;
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.2s;
            font-weight: 600;
            font-size: 12px;
        }

        .lang-switcher:hover {
            border-color: rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
        }

        .flag-icon {
            width: 18px;
            height: 12px;
            border-radius: 2px;
            object-fit: cover;
        }

        .user-cabinet-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: rgba(255, 183, 3, 0.1);
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.2s;
            box-shadow: 0 0 10px rgba(255, 183, 3, 0.1);
        }

        .user-cabinet-btn:hover {
            background: var(--accent-gold);
            color: #111;
            box-shadow: 0 0 15px rgba(255, 183, 3, 0.4);
            transform: translateY(-1px);
        }

        .mobile-toggle-btn {
            display: none;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            font-size: 16px;
            cursor: pointer;
            width: 34px;
            height: 34px;
            border-radius: 6px;
            align-items: center;
            justify-content: center;
        }

        .mobile-cabinet-btn {
            display: none;
            width: 100%;
            background: linear-gradient(135deg, var(--accent-gold), #e67e22);
            color: #111;
            font-weight: 800;
            padding: 12px;
            border-radius: 6px;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 13px;
            text-transform: uppercase;
            margin-bottom: 15px;
            box-shadow: 0 4px 15px rgba(255, 183, 3, 0.3);
        }

        /* MAIN CONTAINER */
        .main-container {
            max-width: 1100px;
            margin: 30px auto;
            padding: 0 16px;
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        /* СТИЛИ ФОРМЫ ДОБАВЛЕНИЯ БАННЕРА */
        .banner-cabinet-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
        }

        .cabinet-header {
            margin-bottom: 20px;
        }

        .cabinet-title {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 4px;
        }

        .cabinet-subtitle {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ТАБЫ ВЫБОРА РЕКЛАМЫ */
        .ad-tabs-container {
            display: flex;
            gap: 10px;
            margin-bottom: 25px;
            flex-wrap: wrap;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 15px;
        }

        .tab-btn {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            color: var(--text-main);
            padding: 10px 18px;
            border-radius: 8px;
            font-size: 12px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .tab-btn:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .tab-btn.active {
            background: rgba(255, 183, 3, 0.15);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            box-shadow: 0 0 12px rgba(255, 183, 3, 0.2);
        }

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

        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .form-hint {
            font-size: 11px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        /* ДРАГ Н ДРОП ЗАГРУЗКА */
        .upload-box {
            border: 2px dashed var(--border-color);
            border-radius: 10px;
            padding: 30px;
            text-align: center;
            background: rgba(0, 0, 0, 0.15);
            cursor: pointer;
            transition: all 0.2s;
        }

        .upload-box:hover {
            border-color: var(--accent-gold);
            background: rgba(255, 183, 3, 0.03);
        }

        .upload-icon {
            font-size: 32px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .upload-text {
            font-weight: 700;
            font-size: 13px;
            color: var(--text-main);
        }

        .upload-formats {
            font-size: 10px;
            color: var(--text-muted);
            margin-top: 4px;
            text-transform: uppercase;
        }

        /* ИНПУТЫ */
        .form-input {
            width: 100%;
            background: var(--input-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 12px 14px;
            color: var(--text-main);
            font-size: 13px;
            outline: none;
            transition: border-color 0.2s;
        }

        .form-input:focus {
            border-color: var(--accent-gold);
        }

        /* КАРТОЧКИ ТАРИФОВ (6 ШТУК) */
        .tariffs-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 12px;
            margin-bottom: 20px;
        }

        .tariff-card {
            background: rgba(0, 0, 0, 0.2);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 14px;
            cursor: pointer;
            transition: all 0.2s;
            text-align: left;
        }

        .tariff-card:hover {
            border-color: rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.03);
        }

        .tariff-card.active {
            border-color: var(--accent-blue);
            background: rgba(58, 134, 239, 0.1);
            box-shadow: 0 0 10px rgba(58, 134, 239, 0.3);
        }

        .tariff-price {
            font-size: 16px;
            font-weight: 800;
            color: var(--text-main);
        }

        .tariff-price span {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-muted);
        }

        .tariff-days {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* РЕГУЛИРОВКА ПОЛЗУНКОМ */
        .range-container {
            background: rgba(0, 0, 0, 0.2);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 15px 20px;
            margin-bottom: 25px;
        }

        .range-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .range-title {
            color: #2ecc71;
            font-weight: 800;
            font-size: 13px;
        }

        .range-value {
            color: #2ecc71;
            font-weight: 800;
            font-size: 14px;
        }

        .custom-range {
            width: 100%;
            height: 6px;
            -webkit-appearance: none;
            background: var(--border-color);
            border-radius: 3px;
            outline: none;
        }

        .custom-range::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: #2ecc71;
            cursor: pointer;
            box-shadow: 0 0 10px rgba(46, 204, 113, 0.6);
            transition: transform 0.1s;
        }

        .custom-range::-webkit-slider-thumb:hover {
            transform: scale(1.2);
        }

        /* КНОПКА ПОКУПКИ */
        .btn-buy {
            background: #ffffff;
            color: #111111;
            font-weight: 800;
            padding: 12px 24px;
            border-radius: 6px;
            border: none;
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s;
            box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
        }

        .btn-buy:hover {
            background: #e2e8f0;
            transform: translateY(-1px);
        }

        /* ТАБЛИЦА БАННЕРОВ */
        .table-section {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            overflow-x: auto;
        }

        .custom-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 700px;
        }

        .custom-table th {
            font-size: 10px;
            text-transform: uppercase;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            padding: 12px;
            border-bottom: 1px solid var(--border-color);
        }

        .custom-table th.blue-text {
            color: var(--accent-blue);
        }

        .empty-row td {
            text-align: center;
            padding: 25px;
            background: rgba(0, 0, 0, 0.15);
            color: var(--text-muted);
            font-size: 12px;
            border-radius: 6px;
        }

        /* FAQ РАЗДЕЛ */
        .faq-section {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
        }

        .faq-title {
            font-size: 18px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-title i {
            color: var(--accent-gold);
        }

        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .faq-item {
            background: rgba(0, 0, 0, 0.15);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 16px;
        }

        .faq-question {
            font-weight: 700;
            font-size: 13px;
            color: var(--text-main);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .faq-question i {
            color: var(--accent-blue);
            font-size: 11px;
        }

        .faq-answer {
            font-size: 11.5px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .faq-answer ul {
            padding-left: 18px;
            margin-top: 6px;
        }

        /* FOOTER */
        footer {
            background: var(--bg-header);
            border-top: 1px solid var(--border-color);
            margin-top: 40px;
            padding: 35px 0;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .footer-links { display: flex; gap: 15px; flex-wrap: wrap; }
        .footer-links a {
            font-size: 11.5px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.3px;
            color: var(--text-muted);
            transition: color 0.2s;
        }
        .footer-links a:hover, .footer-links a.active { color: var(--accent-gold); }

        .social-links { display: flex; gap: 12px; }
        .social-icon {
            width: 38px;
            height: 38px;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-main);
            font-size: 18px;
            transition: all 0.2s;
        }
        .social-icon:hover {
            background: var(--accent-gold);
            color: #111;
            border-color: var(--accent-gold);
            transform: translateY(-2px);
        }

        /* === АДАПТИВНОСТЬ === */
        @media (max-width: 992px) {
            .tariffs-grid { grid-template-columns: repeat(3, 1fr); }
            .faq-grid { grid-template-columns: 1fr; }
            .user-cabinet-btn, .lang-switcher { display: none; }
            .mobile-toggle-btn { display: flex; }

            .nav-menu {
                display: none;
                position: fixed;
                top: 60px; right: 0;
                width: 280px;
                height: calc(100vh - 60px);
                background: var(--bg-card);
                flex-direction: column;
                padding: 20px;
                border-left: 1px solid var(--border-color);
                box-shadow: -10px 0 20px rgba(0,0,0,0.5);
                z-index: 9999;
                overflow-y: auto;
            }

            .nav-menu.active { display: flex; }
            .mobile-cabinet-btn { display: flex; }

            .nav-item {
                width: 100%;
                padding: 12px 15px;
                flex-direction: row;
                justify-content: flex-start;
                gap: 12px;
                font-size: 12px;
                border-radius: 6px;
                margin-bottom: 4px;
            }

            .nav-item i { margin-bottom: 0; width: 20px; text-align: center; }

            .footer-container {
                flex-direction: column;
                gap: 20px;
                text-align: center;
            }

            .footer-links { justify-content: center; }
        }

        @media (max-width: 640px) {
            .main-container { margin: 15px auto; padding: 0 10px; gap: 20px; }
            .tariffs-grid { grid-template-columns: repeat(2, 1fr); }
            .banner-cabinet-card { padding: 16px; }
            .tab-btn { width: 100%; justify-content: center; }
            .ad-tabs-container { gap: 8px; }
        }