/* Gold / Silver — theme colors from Site Setup (:root --halchal-feature-*) */
.halchal-metal-page {
    --metal-accent: var(--halchal-feature-accent);
    --metal-accent-light: var(--halchal-feature-accent-hover);
    --metal-text: var(--halchal-feature-text);
    --metal-muted: var(--halchal-feature-muted);
    --metal-label: var(--halchal-feature-label);
    --metal-border: var(--halchal-feature-border);
    --metal-radius: var(--halchal-feature-radius);
    --metal-shadow: var(--halchal-feature-shadow);
    padding-bottom: 2.5rem;
}

.halchal-metal-page .module {
    background: transparent;
    box-shadow: none;
    border: 0;
}

.halchal-metal-page .module header {
    border-bottom: 0;
    padding-bottom: 0;
    margin-bottom: 0.35rem;
}

.halchal-metal-page .module header h1 {
    margin: 0;
    font-weight: 700;
    line-height: var(--halchal-feature-line-tight);
}

.halchal-metal-page .module > section {
    padding-top: 0;
}

/* In-page title block (reference style) */
.halchal-metal-page-head {
    margin-bottom: 1.25rem;
}

.halchal-metal-page-head__title {
    margin: 0 0 0.5rem;
    padding-bottom: 0.45rem;
    border-bottom: 2px solid var(--metal-accent);
    font-weight: 800;
    letter-spacing: 0.04em;
    color: var(--metal-accent);
    text-transform: uppercase;
}

.halchal-metal-page-head__intro {
    margin: 0.75rem 0 0;
    max-width: 42rem;
    color: var(--metal-muted);
    line-height: var(--halchal-feature-line);
}

.halchal-metal-last-updated {
    margin: 0 0 1.15rem;
    font-size: var(--halchal-feature-fs-sm);
    color: var(--metal-label);
}

.halchal-metal-last-updated strong {
    color: var(--metal-text);
}

/* Filter */
.halchal-metal-toolbar {
    padding: 1rem 1.1rem;
    background: var(--halchal-feature-surface);
    border: 1px solid var(--metal-border);
    border-radius: var(--metal-radius);
    box-shadow: var(--metal-shadow);
    margin-bottom: 1.15rem;
}

.halchal-metal-toolbar--compact {
    padding: 0.85rem 1rem;
}

.halchal-metal-filter-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.halchal-metal-filter-form__field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.halchal-metal-filter-form__label {
    margin: 0;
    font-size: var(--halchal-feature-fs-md);
    font-weight: 700;
    color: var(--metal-text);
}

.halchal-metal-date-input {
    width: 100%;
    min-height: var(--halchal-feature-touch);
    padding: 0.5rem 0.75rem;
    font-size: var(--halchal-feature-fs-md);
    border-radius: 8px;
    border: 2px solid var(--metal-border);
}

.halchal-metal-date-input:focus {
    border-color: var(--metal-accent);
    box-shadow: 0 0 0 3px rgba(139, 21, 56, 0.12);
}

.halchal-metal-notice {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin: 0 0 1rem;
    padding: 0.8rem 1rem;
    background: var(--halchal-feature-notice-bg);
    border: 1px solid var(--halchal-feature-notice-border);
    border-radius: 8px;
    font-size: var(--halchal-feature-fs-sm);
    line-height: var(--halchal-feature-line);
    color: #5c4a1a;
}

.halchal-metal-notice .fa {
    margin-top: 0.15rem;
    color: #b8860b;
}

/* Two-column layout: table | chart */
.halchal-metal-layout {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 0.5rem;
}

.halchal-metal-layout__prices {
    flex: 1 1 auto;
    min-width: 0;
}

.halchal-metal-layout__chart {
    flex: 1 1 auto;
    min-width: 0;
}

/* Price table */
.halchal-metal-price-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--halchal-feature-surface);
    border: 1px solid var(--metal-border);
    border-radius: var(--metal-radius);
    overflow: hidden;
    box-shadow: var(--metal-shadow);
}

.halchal-metal-price-table tr {
    border-bottom: 1px solid #ece8e3;
}

.halchal-metal-price-table tr:last-child {
    border-bottom: 0;
}

.halchal-metal-price-table td {
    padding: 0.85rem 1rem;
    vertical-align: middle;
}

.halchal-metal-price-table__name {
    width: 58%;
    line-height: 1.4;
}

.halchal-metal-price-table__en {
    display: block;
    font-weight: 600;
    color: var(--metal-text);
}

.halchal-metal-price-table__np {
    display: block;
    margin-top: 0.1rem;
    color: var(--metal-label);
}

.halchal-metal-price-table__val {
    text-align: right;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--metal-text);
    white-space: nowrap;
}

/* Share block */
.halchal-metal-share-block {
    margin: 0 0 1.25rem;
    padding: 1.15rem 1.4rem;
    border-radius: var(--metal-radius);
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: #fff;
    box-shadow: var(--metal-shadow);
}

.halchal-metal-share-block__top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem 1.25rem;
}

.halchal-metal-share-block__label {
    display: block;
    font-weight: 800;
    color: var(--metal-text);
    font-size: 1.05rem;
}

.halchal-metal-share-block__sub {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.88rem;
    color: var(--metal-muted);
    font-weight: 500;
}

.halchal-metal-share-block__btns {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem;
    justify-content: flex-end;
}

.halchal-metal-share-block__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 2.85rem;
    padding: 0.65rem 1.2rem;
    border: 0;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 700;
    color: #fff !important;
    text-decoration: none !important;
    cursor: pointer;
    line-height: 1.2;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
    transition: transform 0.15s ease, opacity 0.15s ease;
    font-family: inherit;
}

.halchal-metal-share-block__btn i {
    font-size: 1.15rem;
    line-height: 1;
}

.halchal-metal-share-block__btn--fb { background: #1877f2; }
.halchal-metal-share-block__btn--x { background: #0f1419; }
.halchal-metal-share-block__btn--wa { background: #25d366; }
.halchal-metal-share-block__btn--copy { background: #475569; }
.halchal-metal-share-block__btn--copy.is-copied { background: #0d9488; }

.halchal-metal-share-block__btn:hover,
.halchal-metal-share-block__btn:focus {
    opacity: 0.95;
    color: #fff !important;
    text-decoration: none !important;
    transform: translateY(-1px);
}

@media (max-width: 640px) {
    .halchal-metal-share-block__top {
        flex-direction: column;
        align-items: stretch;
    }

    .halchal-metal-share-block__btns {
        justify-content: stretch;
    }

    .halchal-metal-share-block__btn {
        flex: 1 1 calc(50% - 0.35rem);
        min-width: 0;
    }
}

/* Chart panel */
.halchal-metal-chart-picker {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
}

.halchal-metal-chart-picker__label {
    font-size: var(--halchal-feature-fs-sm);
    font-weight: 600;
    color: var(--metal-label);
}

.halchal-metal-chart-picker__select {
    flex: 1 1 10rem;
    min-height: var(--halchal-feature-touch);
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--metal-border);
    border-radius: 6px;
    background: var(--halchal-feature-surface);
}

.halchal-metal-chart-wrap {
    background: var(--halchal-feature-surface);
    border: 1px solid var(--metal-border);
    border-radius: var(--metal-radius);
    padding: 0.5rem;
    box-shadow: var(--metal-shadow);
}

.halchal-metal-chart-svg {
    display: block;
    width: 100%;
    height: auto;
    max-height: 280px;
}

.halchal-metal-chart-title {
    font-size: var(--halchal-feature-fs-chart-title);
    font-weight: 700;
    fill: var(--metal-text);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.halchal-metal-chart-grid {
    stroke: #e8e4df;
    stroke-width: 1;
}

.halchal-metal-chart-line {
    stroke: var(--halchal-feature-chart-primary);
    stroke-width: 2.5;
    stroke-linejoin: round;
    stroke-linecap: round;
}

.halchal-metal-chart-dot {
    fill: var(--halchal-feature-chart-primary);
}

.halchal-metal-chart-axis-y,
.halchal-metal-chart-axis-x {
    font-size: var(--halchal-feature-fs-chart-axis);
    fill: #6b6560;
}

.halchal-metal-chart-axis-label {
    font-size: var(--halchal-feature-fs-chart-axis);
    fill: #888;
}

.halchal-metal-chart-empty {
    margin: 0;
    padding: 2rem 1rem;
    text-align: center;
    color: var(--metal-label);
    font-size: var(--halchal-feature-fs-sm);
}

/* Footer */
.halchal-metal-source {
    margin-top: 1.35rem;
    padding: 1rem 1.1rem;
    background: var(--halchal-feature-surface-alt);
    border-radius: var(--metal-radius);
    border: 1px solid var(--metal-border);
}

.halchal-metal-source__line {
    margin: 0 0 0.6rem;
    font-size: var(--halchal-feature-fs-sm);
    line-height: var(--halchal-feature-line);
    color: var(--metal-muted);
}

.halchal-metal-source__line:last-child {
    margin-bottom: 0;
}

.halchal-metal-source__note {
    font-size: var(--halchal-feature-fs-meta);
}

.halchal-metal-source a {
    color: var(--metal-accent);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.halchal-metal-loading {
    opacity: 0.55;
    pointer-events: none;
}

.halchal-metal-empty.alert {
    font-size: var(--halchal-feature-fs-md);
    line-height: var(--halchal-feature-line);
    border-radius: var(--metal-radius);
}

.btn-halchal-primary {
    width: 100%;
    padding: 0.65rem 1.15rem;
    font-weight: 700;
    background: var(--metal-accent);
    border-color: var(--metal-accent);
    color: var(--halchal-feature-on-accent);
    border-radius: 8px;
}

.btn-halchal-primary:hover,
.btn-halchal-primary:focus {
    background: var(--metal-accent-light);
    border-color: var(--metal-accent-light);
    color: var(--halchal-feature-on-accent);
}

@media (min-width: 576px) {
    .halchal-metal-filter-form {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-end;
    }

    .halchal-metal-filter-form__field {
        flex: 1 1 12rem;
    }

    .halchal-metal-filter-form .btn-halchal-primary {
        width: auto;
        min-width: 9rem;
        flex: 0 0 auto;
    }
}

@media (min-width: 768px) {
    .halchal-metal-layout {
        flex-direction: row;
        align-items: flex-start;
        gap: 1.75rem;
    }

    .halchal-metal-layout__prices {
        flex: 1 1 48%;
    }

    .halchal-metal-layout__chart {
        flex: 1 1 52%;
    }
}

@media (min-width: 992px) {
    .halchal-metal-toolbar--compact {
        max-width: 28rem;
    }
}