/* --- Специфичные стили для калькулятора дат --- */

/* Цветовая схема: Violet */
:root {
    --accent-violet: #7C3AED;
    --accent-violet-light: #DDD6FE;
    --gradient-violet: linear-gradient(135deg, #8B5CF6 0%, #6D28D9 100%);
}

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

/* Сетка */
.calc-grid { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: start; }
@media (min-width: 900px) { .calc-grid { grid-template-columns: 1.2fr 0.8fr; } }

/* Inputs */
.calc-inputs { gap: 24px; }
.input-group { margin-bottom: 24px; }
.label-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.label-row label { font-size: 14px; font-weight: 600; color: var(--text-primary); }

.date-wrapper input {
    width: 100%; padding: 14px; border: 1px solid #E5E7EB; border-radius: 12px;
    font-family: var(--font-main); font-size: 16px; color: var(--text-primary);
    transition: border 0.2s;
}
.date-wrapper input:focus { border-color: var(--accent-violet); outline: none; }

/* Кнопки-пресеты */
.presets { display: flex; gap: 8px; }
.btn-xs {
    background: #F3F4F6; border: none; color: var(--accent-violet);
    font-size: 12px; padding: 4px 8px; border-radius: 6px; cursor: pointer; font-weight: 600;
}
.btn-text {
    background: none; border: none; color: var(--accent-violet);
    font-size: 12px; cursor: pointer; font-weight: 600; padding: 0;
}

/* Toggle Switch */
.options-group {
    display: flex; flex-direction: column; gap: 20px;
    margin-top: 32px; padding-top: 24px; border-top: 1px solid #E5E7EB;
}
.toggle-row { display: flex; justify-content: space-between; align-items: center; cursor: pointer; gap: 16px; }
.toggle-label { font-size: 14px; font-weight: 600; color: var(--text-primary); display: flex; flex-direction: column; }
.toggle-label small { font-weight: 400; color: var(--text-secondary); margin-top: 4px; }
.toggle-input { display: none; }
.toggle-slider {
    width: 44px; height: 24px; background-color: #E5E7EB; border-radius: 24px;
    position: relative; transition: 0.3s; flex-shrink: 0;
}
.toggle-slider::before {
    content: ''; position: absolute; width: 20px; height: 20px; left: 2px; bottom: 2px;
    background-color: white; border-radius: 50%; transition: 0.3s; box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.toggle-input:checked + .toggle-slider { background-color: var(--accent-violet); }
.toggle-input:checked + .toggle-slider::before { transform: translateX(20px); }

/* --- Результаты (Violet Card) --- */
.card--violet {
    background: var(--gradient-violet); color: #fff; border: none;
    overflow: hidden; position: relative;
}
.card--violet h2 { color: rgba(255,255,255,0.9); font-size: 16px; margin-bottom: 10px; }

.big-result {
    font-size: 56px; font-weight: 800; line-height: 1; margin: 20px 0 30px 0;
    display: flex; align-items: baseline; gap: 12px;
}
.result-unit { font-size: 20px; font-weight: 500; opacity: 0.8; }

/* Детальная сетка */
.detail-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 24px; transition: opacity 0.3s; }
.detail-item {
    background: rgba(255,255,255,0.15); border-radius: 12px; padding: 10px 4px;
    text-align: center; backdrop-filter: blur(4px);
}
.detail-val { display: block; font-size: 18px; font-weight: 700; }
.detail-label { display: block; font-size: 11px; opacity: 0.8; margin-top: 4px; }

/* Инфо блок */
.summary-divider { height: 1px; background: rgba(255,255,255,0.2); margin: 20px 0; }
.extra-info { font-size: 14px; opacity: 0.9; display: flex; flex-direction: column; gap: 8px; }
.info-row { display: flex; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 8px; }
.info-row strong { font-weight: 700; }

/* Декор */
.calendar-decoration {
    position: absolute; bottom: -20px; right: -20px; display: grid;
    grid-template-columns: repeat(3, 1fr); gap: 8px; opacity: 0.1; transform: rotate(-15deg);
}
.cal-dot { width: 12px; height: 12px; background: #fff; border-radius: 4px; }