/* Модальное окно покупки страниц */
.pages-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    font-family: 'Inter', sans-serif;
}

.pages-modal.active {
    display: block;
}

.pages-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.2s ease;
}

.pages-modal-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 480px;
    background: var(--card-bg, #ffffff);
    border-radius: 20px;
    box-shadow: 0 20px 35px -8px rgba(0, 0, 0, 0.2), 0 4px 8px -2px rgba(0, 0, 0, 0.05);
    animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid var(--border-light, #e5e7eb);
    overflow: hidden;
}

.pages-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    border-bottom: 1px solid var(--border-light, #e5e7eb);
    background: linear-gradient(to right, var(--primary-lighter, #dbeafe), var(--white, #ffffff));
}

.pages-modal-header h2 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary, #111827);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.pages-modal-header h2 i {
    color: var(--primary, #2563eb);
    font-size: 24px;
    background: var(--white, #ffffff);
    padding: 8px;
    border-radius: 12px;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.15);
}

.pages-modal-close {
    background: var(--white, #ffffff);
    border: 1px solid var(--border-light, #e5e7eb);
    color: var(--text-secondary, #4b5563);
    font-size: 18px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 12px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pages-modal-close:hover {
    background: var(--light-bg, #f9fafb);
    color: var(--text-primary, #111827);
    border-color: var(--border, #d1d5db);
    transform: translateY(-1px);
}

.pages-modal-body {
    padding: 28px;
    background: var(--card-bg, #ffffff);
}

/* Текущий баланс */
.current-balance {
    background: linear-gradient(135deg, var(--primary-lighter, #dbeafe) 0%, rgba(219, 234, 254, 0.5) 100%);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.balance-label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary, #4b5563);
    font-size: 15px;
    font-weight: 500;
}

.balance-label i {
    color: var(--primary, #2563eb);
    font-size: 18px;
}

.balance-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-dark, #1d4ed8);
    line-height: 1;
}

.balance-value span {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary, #4b5563);
    margin-left: 6px;
}

/* Выбор количества */
.pages-selector {
    margin-bottom: 28px;
}

.pages-labels {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary, #111827);
    margin-bottom: 16px;
}

.pages-presets {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.pages-preset-btn {
    background: var(--light-bg, #f9fafb);
    border: 1px solid var(--border-light, #e5e7eb);
    border-radius: 14px;
    padding: 14px 4px;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary, #111827);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.pages-preset-btn span:last-child {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-tertiary, #9ca3af);
}

.pages-preset-btn:hover {
    background: var(--card-hover, #f3f4f6);
    border-color: var(--primary-light, #60a5fa);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.pages-preset-btn.active {
    background: var(--primary, #2563eb);
    border-color: var(--primary, #2563eb);
    color: white;
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.25);
}

.pages-preset-btn.active span:last-child {
    color: rgba(255, 255, 255, 0.9);
}

/* Ручной ввод */
.custom-input-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.custom-input-wrapper {
    flex: 1;
    position: relative;
}

.custom-input-wrapper i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary, #9ca3af);
    font-size: 15px;
    transition: color 0.2s ease;
}

.pages-custom-input {
    width: 100%;
    padding: 14px 14px 14px 44px;
    background: var(--light-bg, #f9fafb);
    border: 2px solid var(--border-light, #e5e7eb);
    border-radius: 14px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary, #111827);
    transition: all 0.2s ease;
}

.pages-custom-input:focus {
    outline: none;
    border-color: var(--primary, #2563eb);
    background: var(--white, #ffffff);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.pages-custom-input.error {
    border-color: var(--accent, #ec4899);
    background: rgba(236, 72, 153, 0.05);
}

/* Информация о цене */
.price-info {
    background: linear-gradient(135deg, var(--light-bg, #f9fafb) 0%, var(--white, #ffffff) 100%);
    border-radius: 18px;
    padding: 24px;
    margin-bottom: 28px;
    border: 1px solid var(--border-light, #e5e7eb);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.price-row:last-child {
    margin-bottom: 0;
}

.price-label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary, #4b5563);
    font-size: 15px;
    font-weight: 500;
}

.price-label i {
    color: var(--primary, #2563eb);
    font-size: 16px;
}

.price-value {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary, #111827);
}

.total-price {
    padding-top: 18px;
    margin-top: 18px;
    border-top: 2px dashed var(--border-light, #e5e7eb);
}

.total-price .price-label {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary, #111827);
}

.total-price .price-label i {
    color: var(--success, #10b981);
}

.total-price .price-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary, #2563eb);
}

/* Кнопка покупки */
.pages-modal-footer {
    padding: 24px 28px;
    border-top: 1px solid var(--border-light, #e5e7eb);
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    background: var(--light-bg, #f9fafb);
}

.pages-modal-btn {
    padding: 14px 28px;
    border-radius: 14px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: none;
    letter-spacing: 0.3px;
}

.pages-modal-btn.cancel {
    background: var(--white, #ffffff);
    color: var(--text-secondary, #4b5563);
    border: 1px solid var(--border, #d1d5db);
}

.pages-modal-btn.cancel:hover {
    background: var(--card-hover, #f3f4f6);
    color: var(--text-primary, #111827);
    border-color: var(--text-tertiary, #9ca3af);
    transform: translateY(-1px);
}

.pages-modal-btn.buy {
    background: linear-gradient(135deg, var(--primary, #2563eb) 0%, var(--primary-dark, #1d4ed8) 100%);
    color: white;
    flex: 1;
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.25);
    position: relative;
    overflow: hidden;
}

.pages-modal-btn.buy::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.4s ease;
}

.pages-modal-btn.buy:hover {
    background: linear-gradient(135deg, var(--primary-dark, #1d4ed8) 0%, var(--primary, #2563eb) 100%);
    transform: translateY(-2px);
    box-shadow: 0 12px 20px rgba(37, 99, 235, 0.35);
}

.pages-modal-btn.buy:hover::after {
    transform: translate(-50%, -50%) scale(1);
}

.pages-modal-btn.buy:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    background: var(--text-tertiary, #9ca3af);
}

.pages-modal-btn.buy:disabled::after {
    display: none;
}

/* Сообщения */
.error-message {
    color: var(--accent, #ec4899);
    font-size: 13px;
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: rgba(236, 72, 153, 0.1);
    border-radius: 10px;
    border-left: 3px solid var(--accent, #ec4899);
}

.success-message {
    color: var(--success, #10b981);
    font-size: 13px;
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 10px;
    border-left: 3px solid var(--success, #10b981);
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, -20%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

/* Адаптивность */
@media (max-width: 480px) {
    .pages-modal-container {
        width: 95%;
        border-radius: 18px;
    }

    .pages-modal-header {
        padding: 20px 24px;
    }

    .pages-modal-body {
        padding: 24px;
    }

    .pages-presets {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .pages-modal-footer {
        padding: 20px 24px;
        flex-direction: column;
    }

    .pages-modal-btn {
        width: 100%;
        padding: 14px 20px;
    }

    .balance-value {
        font-size: 24px;
    }

    .total-price .price-value {
        font-size: 24px;
    }
}

/* Темная тема */
.dark-theme .pages-modal-container {
    background: var(--card-bg, #1f2937);
    border-color: var(--border-light, #374151);
}

.dark-theme .pages-modal-header {
    background: linear-gradient(to right, rgba(37, 99, 235, 0.2), var(--card-bg, #1f2937));
    border-color: var(--border-light, #374151);
}

.dark-theme .pages-modal-header h2 i {
    background: rgba(37, 99, 235, 0.2);
}

.dark-theme .current-balance {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-color: rgba(37, 99, 235, 0.3);
}

.dark-theme .balance-value {
    color: var(--primary-light, #60a5fa);
}

.dark-theme .pages-preset-btn {
    background: var(--light-bg, #2d3748);
    border-color: var(--border-light, #4a5568);
    color: var(--text-primary, #f3f4f6);
}

.dark-theme .pages-preset-btn:hover {
    background: var(--card-hover, #3a4458);
}

.dark-theme .pages-custom-input {
    background: var(--light-bg, #2d3748);
    border-color: var(--border-light, #4a5568);
    color: var(--text-primary, #f3f4f6);
}

.dark-theme .price-info {
    background: linear-gradient(135deg, var(--light-bg, #2d3748) 0%, var(--card-bg, #1f2937) 100%);
    border-color: var(--border-light, #374151);
}

.dark-theme .pages-modal-footer {
    background: var(--light-bg, #2d3748);
    border-color: var(--border-light, #374151);
}

.dark-theme .pages-modal-btn.cancel {
    background: var(--card-bg, #1f2937);
    border-color: var(--border-light, #4a5568);
    color: var(--text-secondary, #9ca3af);
}

.dark-theme .pages-modal-btn.cancel:hover {
    background: var(--card-hover, #2d3748);
    color: var(--text-primary, #f3f4f6);
}