/* calc/assets/css/calculators/bpm_tap.css */

:root {
    --bg-studio-card: #09090B; /* Zinc 950 */
    --text-studio-main: #FAFAFA; 
    --text-studio-muted: #A1A1AA; 
    
    /* Accents: Cyber Yellow */
    --accent-yellow: #EAB308; /* Yellow 500 */
    --accent-yellow-hover: #CA8A04; /* Yellow 600 */
    --accent-yellow-glow: rgba(234, 179, 8, 0.2);
    
    --border-studio: #27272A; /* Zinc 800 */
}

.calc-header { margin-bottom: 32px; }
.subtitle { color: var(--text-secondary); margin-top: 8px; }

/* АСИММЕТРИЧНАЯ СЕТКА (КЛЮЧЕВОЙ ФИКС) */
.calc-grid { 
    display: grid !important; grid-template-columns: 1fr; gap: 24px; align-items: start; 
    width: 100%; box-sizing: border-box; 
}
@media (min-width: 900px) { 
    /* Левый блок (реклама) = 320px, Правый блок (Пэд) = Остальной экран */
    .calc-grid { grid-template-columns: 320px 1fr !important; } 
}

.calc-inputs, .calc-results { 
    min-width: 0 !important; max-width: 100% !important; box-sizing: border-box !important; overflow: hidden !important; 
}

.group-title { font-size: 14px; font-weight: 800; color: #171717; margin: 0 0 12px 0; text-transform: uppercase; letter-spacing: 0.05em; border-bottom: 2px solid #E2E8F0; padding-bottom: 8px;}

/* ЧЕКБОКС МЕТРОНОМА */
.options-grid { display: flex; flex-direction: column; gap: 12px; }
.custom-checkbox {
    display: flex; align-items: center; position: relative; padding-left: 36px;
    cursor: pointer; font-size: 14px; font-weight: 600; color: #1E293B; user-select: none;
}
.custom-checkbox input { position: absolute; opacity: 0; cursor: pointer; height: 0; width: 0;}
.checkmark {
    position: absolute; top: 50%; left: 0; transform: translateY(-50%);
    height: 24px; width: 24px; background-color: #F1F5F9; border: 2px solid #CBD5E1; border-radius: 6px;
    transition: all 0.2s;
}
.custom-checkbox:hover input ~ .checkmark { border-color: #94A3B8; }
.custom-checkbox input:checked ~ .checkmark { background-color: var(--accent-yellow); border-color: var(--accent-yellow); }
.checkmark:after {
    content: ""; position: absolute; display: none;
    left: 7px; top: 3px; width: 5px; height: 10px;
    border: solid #000; border-width: 0 2px 2px 0; 
    transform: rotate(45deg);
}
.custom-checkbox input:checked ~ .checkmark:after { display: block; }

.info-alert {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 16px; border-radius: 12px; font-size: 13px; line-height: 1.5; border: 1px solid;
}
.info-alert svg { flex-shrink: 0; margin-top: -2px; }


/* ========================================================
   КАРТОЧКА РЕЗУЛЬТАТА (STUDIO DARK)
   ======================================================== */
#result-card.card--studio-dark { 
    background: var(--bg-studio-card) !important; 
    color: var(--text-studio-main) !important; 
    border: 1px solid var(--border-studio) !important; 
    border-radius: 24px !important;
    box-shadow: 0 24px 48px -12px rgba(0,0,0,0.8) !important;
    overflow: hidden !important; 
    padding: 32px 24px !important; 
    display: flex !important; 
    flex-direction: column !important;
    align-items: center !important;
    box-sizing: border-box !important;
    isolation: isolate !important; 
    -webkit-mask-image: -webkit-radial-gradient(white, black) !important; 
    transform: translateZ(0) !important; 
    
    /* Запрет зума на мобилках при быстром тапе */
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}
#result-card.card--studio-dark::before, 
#result-card.card--studio-dark::after { display: none !important; }

@media (min-width: 900px) { .sticky-card { position: sticky; top: 24px; } }

/* ЦИФРБЛАТ BPM */
.bpm-display-area { display: flex; flex-direction: column; align-items: center; margin-bottom: 32px; width: 100%;}
.bpm-value-wrap { display: flex; align-items: baseline; gap: 8px; }
.bpm-number { 
    font-size: 80px; 
    font-weight: 900; color: #FFF; line-height: 1; 
    font-variant-numeric: tabular-nums; 
    transition: color 0.1s; text-shadow: 0 0 40px rgba(255,255,255,0.1);
}
.bpm-number.active { color: var(--accent-yellow); text-shadow: 0 0 60px var(--accent-yellow-glow); transform: scale(1.02);}
.bpm-label { font-size: 20px; font-weight: 800; color: var(--accent-yellow); text-transform: uppercase;}

.bpm-status { 
    margin-top: 8px; font-size: 13px; font-weight: 600; color: var(--text-studio-muted);
    background: #18181B; padding: 6px 16px; border-radius: 99px; border: 1px solid var(--border-studio); text-align: center;
}

/* ГЛАВНАЯ КНОПКА (TAP PAD) */
.tap-pad-btn {
    position: relative; width: 100%; height: 260px; /* Сделали Пэд очень высоким */
    background: #18181B; border: 2px solid var(--border-studio); border-radius: 24px;
    color: var(--text-studio-main); cursor: pointer; outline: none;
    box-shadow: inset 0 4px 10px rgba(255,255,255,0.02), 0 8px 20px rgba(0,0,0,0.4);
    overflow: hidden; transition: all 0.1s; display: flex; align-items: center; justify-content: center;
}
.tap-pad-btn:active, .tap-pad-btn.pressed {
    transform: scale(0.97); background: #27272A; border-color: #3F3F46;
}

.pad-content { display: flex; flex-direction: column; align-items: center; gap: 12px; z-index: 2; pointer-events: none;}
.pad-content svg { color: var(--accent-yellow); opacity: 0.8; transition: opacity 0.2s;}
.pad-content span { font-size: 18px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: #FFF; text-align: center;}

.tap-pad-btn:active .pad-content svg, .tap-pad-btn.pressed .pad-content svg { opacity: 1; transform: scale(1.1);}

/* Эффект волны (Ripple) */
.ripple-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; border-radius: inherit; overflow: hidden;}
.ripple {
    position: absolute; border-radius: 50%; transform: scale(0);
    animation: ripple-anim 600ms linear; background-color: rgba(234, 179, 8, 0.3);
}
@keyframes ripple-anim { to { transform: scale(4); opacity: 0; } }

/* ДАШБОРД (СТАТИСТИКА В ТЕМНОМ БЛОКЕ) */
.studio-dashboard {
    display: flex; flex-wrap: wrap; background: #111114; border: 1px solid var(--border-studio);
    border-radius: 16px; padding: 20px; gap: 20px; margin-top: 32px; width: 100%;
}
.dash-item { flex: 1; display: flex; flex-direction: column; gap: 6px; justify-content: center;}
.dash-label { font-size: 11px; font-weight: 800; color: var(--text-studio-muted); text-transform: uppercase; letter-spacing: 0.05em;}
.dash-value { font-size: 18px; font-weight: 800; color: #FFF; font-variant-numeric: tabular-nums;}

.reset-action-btn {
    background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.3); color: #EF4444; 
    display: flex; align-items: center; gap: 6px;
    font-size: 13px; font-weight: 700; cursor: pointer; transition: all 0.2s; padding: 10px 16px; border-radius: 10px;
}
.reset-action-btn:hover { background: rgba(239, 68, 68, 0.2); }


/* SEO ИНФОБЛОКИ И ТАБЛИЦЫ */
.info-wrapper { padding: 60px 0; margin-top: 60px; border-top: 1px solid rgba(0,0,0,0.06); margin-bottom: 20px; }
.icon-heading { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 24px; font-size: 24px; font-weight: 800; color: var(--text-primary); line-height: 1.3; }
.header-icon { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 14px; background: #fff; box-shadow: 0 4px 12px rgba(0,0,0,0.04); flex-shrink: 0; margin-top: -4px; }
.header-icon svg { width: 24px; height: 24px; stroke-width: 2px; }
.yellow-icon svg { color: var(--accent-yellow); }
.slate-icon svg { color: #64748B; }
.intro-text { font-size: 16px; color: var(--text-secondary); margin-bottom: 32px; line-height: 1.6; }

.seo-table-container { background: #fff; border: 1px solid #E2E8F0; border-radius: 16px; padding: 24px; margin-bottom: 40px; box-shadow: 0 4px 15px rgba(0,0,0,0.02); width: 100%; box-sizing: border-box; overflow: hidden; }
.seo-table-container h3 { margin-top: 0; margin-bottom: 20px; font-size: 18px; }
.seo-table { width: 100%; border-collapse: collapse; text-align: left; }
.seo-table th { background: #F8FAFC; padding: 12px 16px; font-weight: 700; border-bottom: 2px solid #E2E8F0; color: #475569;}
.seo-table td { padding: 16px; border-bottom: 1px solid #E2E8F0; font-weight: 500; color: #0F172A;}
.seo-table tr:last-child td { border-bottom: none; }
.soft-divider { border: none; height: 1px; background: linear-gradient(90deg, transparent, #E2E8F0, transparent); margin: 48px 0; }

/* FAQ */
.faq-section .faq-item { background: #fff; border: 1px solid #E2E8F0; border-radius: 12px; margin-bottom: 12px; overflow: hidden; transition: all 0.2s ease; }
.faq-section .faq-item[open] { border-color: var(--accent-yellow); box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
summary.faq-question { padding: 16px 20px; cursor: pointer; font-weight: 600; color: var(--text-primary); list-style: none; display: flex; justify-content: space-between; align-items: center; transition: background 0.2s; }
summary.faq-question:hover { background-color: #F8FAFC; }
.faq-section .faq-item[open] summary.faq-question { color: #CA8A04; background: #FEFCE8; }
.faq-question::after { content: '+'; font-size: 20px; color: var(--text-secondary); font-weight: 400; line-height: 1; }
.faq-question .icon-plus { display: none; }
.faq-section .faq-item[open] summary.faq-question::after { content: '−'; color: #CA8A04; }
.faq-answer, .faq-item div[itemprop="text"] { padding: 20px; color: var(--text-secondary); line-height: 1.6; font-size: 15px; }


/* ========================================================
   МОБИЛЬНАЯ АДАПТАЦИЯ
   ======================================================== */
@media (max-width: 900px) {
    .calc-grid { display: flex !important; flex-direction: column !important; gap: 16px !important; }
    
    .bpm-number { font-size: 64px !important; }
    #result-card.card--studio-dark { border-radius: 16px !important; padding: 20px 16px !important; margin-top: 16px !important;}
    
    /* Таблицы */
    .seo-table-container { padding: 16px !important; width: 100% !important; box-sizing: border-box !important;}
    .seo-table { display: block !important; width: 100% !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch !important; }
    .seo-table thead, .seo-table tbody { display: table !important; width: 100% !important; min-width: 400px !important; }
    .seo-table th, .seo-table td { padding: 12px !important; font-size: 13px !important; white-space: normal !important; }
}