/* Кастомный улучшенный фон для презентации (глубокий технологичный цвет) */
.reveal {
    background: radial-gradient(circle, #1a1c23 0%, #0f1015 100%) !important;
}

/* Контейнер подсказки */
.scroll-hint {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    font-family: sans-serif;
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.hint-controls {
    display: flex;
    align-items: center;
    gap: 25px;
}

.scroll-hint .mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 12px;
    position: relative;
}

.scroll-hint .wheel {
    width: 4px;
    height: 8px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-anim 1.5s infinite;
}

.keyboard-arrows {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.key {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 2px 0 rgba(255, 255, 255, 0.15);
    font-size: 14px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.6);
}

.key.up { animation: blink-up 2s infinite; }
.key.down { animation: blink-down 2s infinite; }

/* Общие стили заголовков и текстов */
.main-title { font-weight: 800; margin: 0; }
.slide-title { color: #fff; margin-bottom: 10px !important; }
.slide-intro { font-size: 24px !important; color: rgba(255, 255, 255, 0.6) !important; margin-bottom: 25px !important; }
.slide-subintro { font-size: 18px; color: rgba(255, 255, 255, 0.4); margin-bottom: 25px; }

/* Кастомное сжатие высоты для 10-го слайда (Аудит) */
.scale-down-title { margin-bottom: 5px !important; }
.scale-down-intro { font-size: 20px !important; margin-bottom: 15px !important; }
.compact-box { padding: 15px 25px !important; }
.compact-margin { margin-bottom: 10px !important; }

.subtitle-first-slide {
    font-size: 24px !important;
    color: #42affa;
    margin-top: 25px !important;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.8;
}

/* Сетки карточек преимуществ */
.advantages-grid, .footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px !important;
    text-align: left;
}
.grid-3-equal { grid-template-columns: 1fr 1fr 1fr; }

.advantage-card, .info-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 22px;
    border-radius: 8px;
    border-left: 4px solid #42affa;
    font-size: 20px;
    line-height: 1.4;
}
.advantage-card strong, .info-card strong { color: #42affa; }
.full-width-card { grid-column: span 2; text-align: center; border-left: none; border-top: 4px solid #42affa; }
.gray-border { border-left-color: rgba(255, 255, 255, 0.3); }
.border-top-blue { border-left: none; border-top: 4px solid #42affa; text-align: center; }
.border-top-blue h4 { font-size: 22px; color: #fff; margin-bottom: 8px; }
.contacts-text { margin-top: 10px; font-size: 20px; color: #fff; }

/* Кастомные интерактивные элементы */
.interactive-container { display: flex; gap: 15px; margin-bottom: 20px; justify-content: center; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 15px; }
.row-layout { flex-direction: row; }

.clickable-card, .toggle-badge {
    background: rgba(255,255,255,0.05);
    padding: 15px 20px;
    border-radius: 6px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.25s ease;
    text-align: center;
}
.clickable-card:hover, .toggle-badge:hover, .clickable-card.active, .toggle-badge.active {
    background: rgba(66, 175, 250, 0.15);
    border-color: #42affa;
    color: #fff;
    transform: translateY(-2px);
}

.dynamic-box {
    background: rgba(66, 175, 250, 0.05);
    border: 1px solid rgba(66, 175, 250, 0.2);
    padding: 20px 30px;
    border-radius: 8px;
    font-size: 20px;
    line-height: 1.5;
    text-align: left;
    min-height: 70px;
}
.text-center { text-align: center; }
.min-height-80 { min-height: 80px; }
.min-height-50 { min-height: 50px; }

/* Слайд 5: Вкладки (Tabs) */
.tabs-container { display: flex; flex-direction: column; gap: 15px; width: 85%; margin: 0 auto; }
.tab-buttons { display: flex; gap: 10px; justify-content: center; }
.tab-btn {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}
.tab-btn.active, .tab-btn:hover { background: #42affa; color: #fff; border-color: #42affa; }
.tab-content { display: none; background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.08); padding: 25px; border-radius: 6px; text-align: left; }
.tab-content.active { display: block; }
.tab-content h3 { font-size: 22px; color: #42affa; margin-bottom: 10px; }
.tab-content p { font-size: 18px; line-height: 1.4; color: rgba(255,255,255,0.8); }

/* Слайд 6: Интерактивный Чек-лист */
.interactive-checklist { display: flex; flex-direction: column; gap: 10px; width: 70%; margin: 0 auto 20px auto; text-align: left; }
.check-item { background: rgba(255,255,255,0.04); padding: 12px 20px; border-radius: 6px; font-size: 18px; cursor: pointer; border-left: 3px solid rgba(255,255,255,0.2); transition: all 0.2s; }
.check-item.checked { background: rgba(76, 209, 55, 0.1); border-left-color: #4cd137; color: #fff; }

/* Слайд 7: ИБП Симулятор */
.ups-simulator { width: 70%; margin: 0 auto; display: flex; flex-direction: column; gap: 15px; }
.ups-status-card { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.1); padding: 20px; border-radius: 8px; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.pulse-dot { width: 12px; height: 12px; background: #4cd137; border-radius: 50%; box-shadow: 0 0 10px #4cd137; }
.pulse-dot.danger { background: #e84118; box-shadow: 0 0 10px #e84118; animation: pulse-crit 0.8s infinite alternate; }
.action-btn { background: #42affa; border: none; padding: 10px 20px; color: #fff; font-size: 16px; border-radius: 4px; cursor: pointer; font-weight: 600; transition: background 0.2s; }
.action-btn:hover { background: #2996e6; }
.style-center { display: block; margin: 25px auto 0 auto; }

/* Слайд 10: Ползунок Аудита */
.audit-calc-box { width: 75%; margin: 0 auto; text-align: left; background: rgba(255,255,255,0.02); padding: 20px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.05); }
#audit-range { width: 100%; margin: 10px 0; -webkit-appearance: none; background: rgba(255,255,255,0.1); height: 6px; border-radius: 3px; outline: none; }
#audit-range::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%; background: #42affa; cursor: pointer; }
.range-values { display: flex; justify-content: space-between; font-size: 14px; color: rgba(255,255,255,0.5); margin-bottom: 15px; }
.audit-result-pane { font-size: 18px; line-height: 1.4; }

/* Слайд 11: Раздвигающиеся Бренды */
.brands-interactive-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    width: 85%;
    margin: 30px auto 0 auto;
}
.brand-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 15px 30px;
    font-size: 20px;
    font-weight: bold;
    border-radius: 6px;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: default;
}
/* Эффект раздвигания и увеличения */
.brands-interactive-list:hover .brand-item {
    opacity: 0.4;
    transform: scale(0.92);
}
.brands-interactive-list .brand-item:hover {
    opacity: 1 !important;
    transform: scale(1.15) translateY(-3px) !important;
    background: rgba(66, 175, 250, 0.15);
    border-color: #42affa;
    color: #fff;
    box-shadow: 0 5px 15px rgba(66, 175, 250, 0.3);
}

/* Слайд 12: Схема процессов */
.workflow-steps { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 35px; }
.step-box { background: rgba(255, 255, 255, 0.05); padding: 15px 15px; border-radius: 6px; font-size: 16px; font-weight: 600; flex: 1; text-align: center; border: 1px solid rgba(255, 255, 255, 0.1); white-space: nowrap; cursor: pointer; transition: all 0.3s ease; }
.step-box:hover, .step-box.active { background: rgba(66, 175, 250, 0.15); border-color: #42affa; box-shadow: 0 0 15px rgba(66, 175, 250, 0.3); transform: translateY(-2px); }
.step-arrow { color: #42affa; font-weight: bold; font-size: 20px; }
.requisites { font-size: 14px !important; color: rgba(255, 255, 255, 0.4); margin-top: 15px; }
.dynamic-content-area { min-height: 160px; position: relative; }
.info-pane { position: absolute; top: 0; left: 0; width: 100%; opacity: 0; pointer-events: none; transition: opacity 0.3s ease, transform 0.3s ease; transform: translateY(10px); }
.info-pane.active-pane { position: relative; opacity: 1; pointer-events: auto; transform: translateY(0); }
.detail-card { background: rgba(66, 175, 250, 0.05); border: 1px solid rgba(66, 175, 250, 0.2); border-top: 4px solid #42affa; padding: 30px; border-radius: 8px; text-align: left; font-size: 22px; line-height: 1.5; }

/* Специфичные анимации */
@keyframes scroll-anim { 0% { top: 6px; opacity: 1; } 50% { top: 14px; opacity: 0.3; } 100% { top: 6px; opacity: 1; } }
@keyframes blink-up { 0%, 40%, 100% { background: rgba(255, 255, 255, 0.05); color: rgba(255, 255, 255, 0.6); box-shadow: 0 2px 0 rgba(255, 255, 255, 0.15); } 20% { background: rgba(255, 255, 255, 0.25); color: #fff; box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15); } }
@keyframes blink-down { 0%, 50%, 90%, 100% { background: rgba(255, 255, 255, 0.05); color: rgba(255, 255, 255, 0.6); box-shadow: 0 2px 0 rgba(255, 255, 255, 0.15); } 70% { background: rgba(255, 255, 255, 0.25); color: #fff; box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15); } }
@keyframes pulse-crit { from { box-shadow: 0 0 4px #e84118; } to { box-shadow: 0 0 16px #e84118; } }