/* ============================================================
   Currency Calculator
   ============================================================ */

/* Converter: Wise-style inline */
.currency-converter {
    margin-bottom: 16px;
}

.currency-converter__row {
    display: flex;
    gap: 10px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.currency-converter__row--main {
    align-items: flex-end;
    gap: 12px;
    flex-wrap: nowrap;
}

.currency-converter__row--spread {
    margin-top: 12px;
    gap: 14px;
}

.currency-converter__row--spread .calc-field {
    max-width: 140px;
}

.currency-converter__meta {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.currency-converter__rate {
    font-weight: 600;
    color: var(--text-secondary);
}

.currency-converter__spread-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

.currency-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1 1 220px;
    min-width: 160px;
}

.currency-field--code {
    flex: 1 1 280px;
}

.currency-code-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.currency-code-name {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
}

.form-select--code {
    font-weight: 600;
    font-size: 0.95rem;
    padding: 8px 32px 8px 10px;
    min-width: 100px;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 12px;
}

.form-input--underline {
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border);
    border-radius: 0;
    padding: 8px 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-main);
    width: 100%;
}

.form-input--underline:focus {
    outline: none;
    border-bottom-color: var(--primary);
}

.currency-input-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Custom select */
.custom-select {
    position: relative;
    display: inline-block;
    width: 100%;
}

.custom-select__trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-surface);
    color: var(--text-main);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.custom-select__trigger:hover {
    border-color: var(--primary-light);
}

.custom-select__trigger:focus {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

.custom-select__value {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.custom-select__arrow {
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform 0.25s;
}

.custom-select--open .custom-select__arrow {
    transform: rotate(180deg);
}

.custom-select__dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 50;
    max-height: 240px;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    display: none;
}

.custom-select--open .custom-select__dropdown {
    display: block;
}

.custom-select__option {
    padding: 8px 12px;
    font-size: 0.9rem;
    color: var(--text-main);
    cursor: pointer;
    transition: background 0.15s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.custom-select__option:hover,
.custom-select__option--selected {
    background: var(--bg-card-hover);
    color: var(--primary);
}

[data-theme="dark"] .custom-select__dropdown {
    background: rgba(var(--bg-tooltip-rgb), 0.95);
}

.currency-swap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer;
    color: var(--primary);
    transition: transform 0.35s, background 0.25s, color 0.25s;
    flex-shrink: 0;
    margin-bottom: 20px;
}

.currency-swap:hover {
    background: var(--primary);
    color: var(--text-on-primary);
    transform: rotate(180deg);
}

.currency-swap:focus {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

/* Hide XLSX/Print/New buttons inside .calc-result when it contains .currency-result */
.calc-result:has(> .currency-result) .calc-result-actions {
    display: none !important;
}

/* Fallback for browsers without :has() support (FF <121) */
.calculator-main.currency-has-result .calc-result-actions {
    display: none !important;
}

/* Tabs */
.currency-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.currency-tab {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.currency-tab:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-light);
}

.currency-tab--active {
    background: var(--primary);
    color: var(--text-on-primary);
    border-color: var(--primary);
}

.currency-tab:focus {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}

/* Panels */
.currency-panel {
    display: none;
}

.currency-panel--active {
    display: block;
}

/* Rates header */
.currency-rates-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 0.85rem;
}

.currency-rates-header__title {
    font-weight: 600;
    color: var(--text-main);
}

.currency-rates-header__date {
    color: var(--text-muted);
}

.currency-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 600;
}

.currency-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.currency-badge--ok {
    background: rgba(var(--success-rgb), 0.08);
    color: var(--success, #10b981);
}

.currency-badge--ok::before {
    background: var(--success, #10b981);
}

.currency-badge--warn {
    background: rgba(var(--warning-rgb), 0.08);
    color: var(--warning, #f59e0b);
}

.currency-badge--warn::before {
    background: var(--warning, #f59e0b);
}

/* Tiles */
.currency-tiles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 10px;
}

.currency-tile {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: flex-start;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.currency-tile:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.currency-tile--pop {
    border-left: 3px solid var(--primary);
}

.currency-tile__top {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.currency-tile__flag {
    font-size: 1.4rem;
    line-height: 1;
}

.currency-tile__code {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
}

.currency-tile__nominal {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.currency-tile__rate {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    font-variant-numeric: tabular-nums;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.currency-tile__rate .copy-hint {
    opacity: 0;
    transition: opacity 0.2s;
}

.currency-tile:hover .currency-tile__rate .copy-hint {
    opacity: 0.5;
}

.currency-tile__spark {
    width: 100%;
    height: 28px;
    opacity: 0.4;
    display: block;
}

.currency-tile__sub {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.currency-tile__change {
    font-size: 0.75rem;
    font-weight: 600;
}

.currency-tile__change--up {
    color: var(--success, #10b981);
}

.currency-tile__change--down {
    color: var(--danger, #ef4444);
}

/* Expandable */
.currency-expand-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: background 0.2s;
    margin-bottom: 10px;
}

.currency-expand-btn:hover {
    background: var(--bg-card-hover);
}

.currency-expand-btn--bottom {
    margin-top: 8px;
}

.currency-expand-btn svg {
    transition: transform 0.3s;
}

.currency-expand-panel {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.35s ease, opacity 0.3s ease;
}

.currency-expand-panel--open {
    max-height: 5000px;
    opacity: 1;
}

.currency-expand-panel--open + .currency-expand-btn svg,
.currency-expand-panel.currency-expand-panel--open ~ .currency-expand-btn svg {
    transform: rotate(180deg);
}

/* Metals + crypto tiles reuse */
.currency-tiles-grid--metals {
    grid-template-columns: repeat(4, 1fr);
}

.currency-tiles-grid--crypto {
    /* auto-fit: карточки, не помещающиеся в ряд, переносятся в новый.
       190px — мин. ширина тайла под курс с 4 знаками (~6 693 724,0000 ₽
       целиком, без обрезки). repeat(5, 1fr) вызывал вылет последней
       карточки за правый край (1fr = minmax(auto, 1fr) + nowrap). */
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.currency-tile--metal .currency-tile__flag {
    font-size: 1.6rem;
}

.currency-tile--metal .currency-tile__code {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.currency-tile--metal .currency-tile__rate {
    font-size: 1.4rem;
}

.currency-tile--crypto .currency-tile__rate {
    /* Наследует базовый inline-flex + copy-hint (как фиат):
       при auto-fit курс влезает целиком — nowrap/ellipsis/абсолютный
       hint с padding-right больше не нужны. */
    font-size: 1.1rem;
}

/* Metal calc */
.currency-metal-calc {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
    margin-top: 10px;
}

.currency-metal-calc__row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
    margin-bottom: 10px;
}

.currency-metal-calc__result {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

.currency-metal-calc__hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: 6px;
    font-weight: 400;
}

/* Calendar */
.currency-calendar {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    margin-top: 20px;
}

.currency-calendar__title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-main);
}

.currency-calendar__desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.currency-calendar__controls {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.currency-calendar__chart {
    width: 100%;
    margin-bottom: 10px;
}

.currency-calendar__sparkline {
    width: 100%;
    height: 80px;
    display: block;
}

.currency-calendar__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 10px;
}

.currency-calendar__stat {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 8px 10px;
    text-align: center;
}

.currency-calendar__stat-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.currency-calendar__stat-val {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-main);
}

.currency-calendar__stat-val--good {
    color: var(--success, #10b981);
}

.currency-calendar__stat-val--bad {
    color: var(--danger, #ef4444);
}

.currency-calendar__days {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.currency-calendar__best {
    color: var(--success, #10b981);
}

.currency-calendar__worst {
    color: var(--danger, #ef4444);
}

.currency-calendar__loading {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Result */
.currency-result {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
}

.currency-result__main {
    text-align: center;
    margin-bottom: 14px;
}

.currency-result__amount {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    font-size: 1.2rem;
    margin-bottom: 6px;
}

.currency-result__from {
    font-weight: 600;
    color: var(--text-secondary);
}

.currency-result__arrow {
    color: var(--primary);
    font-weight: 700;
}

.currency-result__to {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.4rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.currency-result__to:hover .copy-hint {
    opacity: 0.6;
}

.currency-result__rate {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.currency-result__spread {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

.currency-result__date {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 6px;
}

/* Calendar chart */
.currency-calendar__chart-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.currency-calendar__chart {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 10px;
    overflow: hidden;
}

.currency-chart {
    width: 100%;
    height: 200px;
    display: block;
}

/* SVG chart elements (Safari: stroke/fill via CSS, not presentation attribute) */
.currency-chart__grid-line { stroke: var(--border); }
.currency-chart__axis-label { fill: var(--text-muted); }
.currency-chart__data-point { fill: var(--primary); stroke: var(--bg-surface); }
.currency-chart__area-fill { fill: var(--primary); }
.currency-chart__line { stroke: var(--primary); }
.currency-tile__spark-line { stroke: var(--primary); }

/* Crypto converter */
.currency-crypto-converter {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
    margin-top: 10px;
}

.currency-crypto-converter__title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-main);
}

.currency-crypto-converter__row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.currency-crypto-converter__result {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-top: 8px;
}

.currency-crypto-converter__hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: 6px;
    font-weight: 400;
}

/* Empty state */
.currency-empty {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Dark theme */
[data-theme="dark"] .currency-converter,
[data-theme="dark"] .currency-tile,
[data-theme="dark"] .currency-metal-calc,
[data-theme="dark"] .currency-calendar,
[data-theme="dark"] .currency-result,
[data-theme="dark"] .currency-calendar__stat,
[data-theme="dark"] .currency-expand-btn {
    background: rgba(var(--bg-tooltip-rgb), 0.6);
    border-color: rgba(var(--primary-rgb), 0.15);
}

[data-theme="dark"] .currency-tile:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.35);
}

[data-theme="dark"] .currency-tile__rate {
    color: var(--primary-light, #8b8af1);
}

/* Mobile */
@media (max-width: 1024px) {
    .currency-tiles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .currency-tiles-grid--crypto {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .currency-converter__row--main {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }
    .currency-field--code {
        flex: 0 1 auto;
    }
    .currency-swap {
        align-self: center;
        margin-bottom: 4px;
    }
    .currency-converter__row--spread .calc-field {
        max-width: none;
    }
    .currency-tiles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .currency-tiles-grid--metals {
        grid-template-columns: repeat(2, 1fr);
    }
    .currency-tiles-grid--crypto {
        grid-template-columns: repeat(2, 1fr);
    }
    .currency-calendar__stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .currency-result__amount {
        font-size: 1rem;
    }
    .currency-result__to {
        font-size: 1.1rem;
    }
    .currency-crypto-converter__row {
        flex-direction: column;
        align-items: stretch;
    }
    .custom-select__dropdown {
        max-height: 180px;
    }
    .currency-chart {
        height: 160px;
    }
}

@media (max-width: 480px) {
    .currency-tiles-grid {
        grid-template-columns: 1fr;
    }
    .currency-tiles-grid--metals {
        grid-template-columns: 1fr;
    }
    .currency-tiles-grid--crypto {
        grid-template-columns: 1fr;
    }
    .currency-tile__rate {
        font-size: 1.3rem;
    }
}