/**
 * Divisas RD v1.0.0 - Estilos frontend
 *
 * Diseño calcado del plugin Combustibles RD para mantener
 * coherencia visual: header centrado, badge pulsante de
 * actualización, grid de cards con indicadores ▲▼=, e
 * histórico con tabla + gráfico Chart.js.
 */

.drd-widget {
    --drd-bg: #ffffff;
    --drd-bg-card: #ffffff;
    --drd-bg-card-sec: #eef2f7;
    --drd-text: #1a1a1a;
    --drd-text-strong: #0a2540;
    --drd-text-muted: #5a6168;
    --drd-border: #e1e5eb;
    --drd-divider: #c5d2df;
    --drd-primary: #0073aa;
    --drd-sube: #d63638;
    --drd-baja: #2a9d3f;
    --drd-neutro: #6b7280;
    --drd-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    --drd-shadow-card: 0 1px 3px rgba(10, 37, 64, 0.08);
    --drd-radius: 12px;
    --drd-radius-card: 14px;
    --drd-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    font-family: var(--drd-font);
    background: var(--drd-bg);
    color: var(--drd-text);
    border-radius: var(--drd-radius);
    padding: 28px 24px;
    box-shadow: var(--drd-shadow);
    max-width: 100%;
    box-sizing: border-box;
    line-height: 1.5;
}

.drd-widget.drd-tema-oscuro {
    --drd-bg: #1a1d24;
    --drd-bg-card: #252932;
    --drd-bg-card-sec: #2d323d;
    --drd-text: #e8eaed;
    --drd-text-strong: #ffffff;
    --drd-text-muted: #9aa0a6;
    --drd-border: #353a44;
    --drd-divider: #4a525e;
    --drd-primary: #4ea8de;
    --drd-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
    --drd-shadow-card: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.drd-widget * { box-sizing: border-box; }

/* ===== HEADER CENTRADO ===== */
.drd-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 18px;
    border-bottom: 2px solid var(--drd-border);
}

.drd-titulo {
    font-size: 22px;
    font-weight: 800;
    margin: 0 0 8px;
    color: var(--drd-text-strong);
    line-height: 1.25;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.drd-actualizacion {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 7px 14px;
    background: linear-gradient(135deg, #0073aa 0%, #005177 100%);
    color: #ffffff;
    border-radius: 999px;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 115, 170, 0.25);
    position: relative;
}

.drd-actualizacion::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ade80;
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7);
    animation: drd-pulse 2s infinite;
}

@keyframes drd-pulse {
    0%   { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7); }
    70%  { box-shadow: 0 0 0 8px rgba(74, 222, 128, 0); }
    100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

.drd-actualizacion strong {
    color: #ffffff;
    font-weight: 800;
    letter-spacing: 0.3px;
}

.drd-tema-oscuro .drd-actualizacion {
    background: linear-gradient(135deg, #4ea8de 0%, #2c7da0 100%);
    box-shadow: 0 2px 12px rgba(78, 168, 222, 0.3);
}

/* ===== GRID PRINCIPAL: 2 cards (Compra / Venta) ===== */
.drd-grid-principal {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.drd-card-principal {
    background: var(--drd-bg-card);
    border: 1px solid var(--drd-border);
    border-radius: var(--drd-radius-card);
    padding: 20px 16px 18px;
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
    box-shadow: var(--drd-shadow-card);
    position: relative;
    min-width: 0;
    overflow: hidden;
}

.drd-card-principal:hover {
    transform: translateY(-2px);
    border-color: var(--drd-primary);
    box-shadow: 0 4px 14px rgba(0, 115, 170, 0.15);
}

.drd-card-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding-bottom: 10px;
    margin-bottom: 10px;
    border-bottom: 1px solid var(--drd-divider);
    min-height: 32px;
}

.drd-card-icono {
    font-size: 14px;
    font-weight: 700;
    line-height: 1;
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.drd-icono-sube   { color: var(--drd-sube); }
.drd-icono-baja   { color: var(--drd-baja); }
.drd-icono-neutro { color: var(--drd-neutro); }

.drd-card-nombre {
    font-size: 12px;
    font-weight: 700;
    color: var(--drd-text-strong);
    letter-spacing: 0.5px;
    line-height: 1.2;
    text-align: center;
    text-transform: uppercase;
}

.drd-card-precio {
    font-size: clamp(26px, 5.5vw, 36px);
    font-weight: 800;
    color: var(--drd-text-strong);
    text-align: center;
    line-height: 1.1;
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.5px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.drd-card-variacion {
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.2px;
}

.drd-var-sube   { color: var(--drd-sube); }
.drd-var-baja   { color: var(--drd-baja); }
.drd-var-neutro { color: var(--drd-neutro); font-weight: 500; opacity: 0.75; }

/* ===== HISTÓRICO ===== */
.drd-historico {
    background: var(--drd-bg-card-sec);
    border-radius: 12px;
    padding: 22px 20px 20px;
    margin-bottom: 16px;
    margin-top: 8px;
}

.drd-historico-titulo {
    margin: 0 0 16px;
    font-size: 14px;
    font-weight: 800;
    color: var(--drd-text-strong);
    letter-spacing: 0.8px;
    text-align: center;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--drd-divider);
    text-transform: uppercase;
}

.drd-controles {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.drd-toggle-tipo {
    display: flex;
    gap: 4px;
    background: var(--drd-bg);
    border: 1px solid var(--drd-border);
    border-radius: 7px;
    padding: 3px;
}

.drd-btn-tipo {
    background: transparent;
    border: none;
    padding: 7px 14px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--drd-text-muted);
    transition: all 0.15s ease;
    font-family: var(--drd-font);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.drd-btn-tipo:hover { color: var(--drd-text-strong); }

.drd-btn-tipo.drd-active {
    background: var(--drd-primary);
    color: #fff;
}

.drd-btn-exportar {
    background: var(--drd-bg);
    border: 1px solid var(--drd-border);
    border-radius: 7px;
    padding: 8px 14px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 700;
    color: var(--drd-text-strong);
    font-family: var(--drd-font);
    transition: all 0.15s ease;
    letter-spacing: 0.4px;
}

.drd-btn-exportar:hover {
    background: var(--drd-primary);
    color: #fff;
    border-color: var(--drd-primary);
}

/* Indicadores (max/min/promedio/tendencia) */
.drd-indicadores {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 16px;
    padding: 14px;
    background: var(--drd-bg);
    border-radius: 8px;
}

.drd-indicador {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.drd-ind-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.6px;
    color: var(--drd-text-muted);
    text-transform: uppercase;
}

.drd-ind-valor {
    font-size: 17px;
    font-weight: 800;
    color: var(--drd-text-strong);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.3px;
}

.drd-ind-max { color: var(--drd-sube); }
.drd-ind-min { color: var(--drd-baja); }

.drd-grafico-wrap {
    background: var(--drd-bg);
    border-radius: 8px;
    padding: 16px;
    height: 380px;
    position: relative;
}

/* ===== TABLA ===== */
.drd-tabla-wrap {
    background: var(--drd-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--drd-border);
}

.drd-tabla-scroll {
    max-height: 360px;
    overflow-y: auto;
}

.drd-tabla {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.drd-tabla thead {
    position: sticky;
    top: 0;
    background: var(--drd-bg-card-sec);
    z-index: 1;
}

.drd-tabla th {
    text-align: left;
    padding: 10px 14px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: var(--drd-text-strong);
    border-bottom: 2px solid var(--drd-divider);
    text-transform: uppercase;
}

.drd-tabla th.drd-th-precio,
.drd-tabla th.drd-th-var,
.drd-tabla th.drd-th-pct { text-align: right; }

.drd-tabla td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--drd-border);
    font-variant-numeric: tabular-nums;
}

.drd-tabla tbody tr:hover { background: var(--drd-bg-card-sec); }

.drd-tabla td.drd-td-precio,
.drd-tabla td.drd-td-var,
.drd-tabla td.drd-td-pct { text-align: right; font-weight: 600; }

.drd-tabla-cargando {
    text-align: center !important;
    padding: 20px !important;
    color: var(--drd-text-muted);
    font-style: italic;
}

/* ===== AVISO INICIAL (sin datos) ===== */
.drd-aviso {
    text-align: center;
    padding: 30px 20px;
    color: var(--drd-text-muted);
}

/* ===== FOOTER ===== */
.drd-footer {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--drd-border);
    text-align: center;
}

.drd-footer-fuente,
.drd-creditos {
    margin: 4px 0;
    font-size: 11px;
    color: var(--drd-text-muted);
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

.drd-footer-fuente a,
.drd-creditos a {
    color: var(--drd-primary);
    text-decoration: none;
}

.drd-footer-fuente a:hover,
.drd-creditos a:hover { text-decoration: underline; }

/* ===== DISCLAIMER ===== */
.drd-disclaimer {
    margin-top: 14px;
    text-align: left;
    background: var(--drd-bg-card-sec);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 11.5px;
    color: var(--drd-text-muted);
}

.drd-disclaimer-resumen {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.drd-disclaimer-resumen::-webkit-details-marker { display: none; }

.drd-disclaimer-icono { font-size: 14px; }

.drd-disclaimer-texto { flex: 1; min-width: 180px; }

.drd-disclaimer-toggle {
    margin-left: auto;
    font-size: 10.5px;
    font-weight: 700;
    color: var(--drd-primary);
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

.drd-disclaimer[open] .drd-disclaimer-ver  { display: none; }
.drd-disclaimer:not([open]) .drd-disclaimer-ocultar { display: none; }

.drd-disclaimer-detalle {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--drd-divider);
    font-size: 11px;
    line-height: 1.5;
}

.drd-disclaimer-detalle p { margin: 6px 0; }

.drd-disclaimer-detalle a {
    color: var(--drd-primary);
    text-decoration: none;
}

.drd-disclaimer-detalle a:hover { text-decoration: underline; }

/* ===== CONVERTIDOR USD ↔ DOP ===== */
.drd-convertidor {
    background: var(--drd-bg-card-sec);
    border-radius: 12px;
    padding: 22px 20px 18px;
    margin-bottom: 16px;
    margin-top: 8px;
}

.drd-convertidor-titulo {
    margin: 0 0 16px;
    font-size: 14px;
    font-weight: 800;
    color: var(--drd-text-strong);
    letter-spacing: 0.8px;
    text-align: center;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--drd-divider);
    text-transform: uppercase;
}

.drd-conv-fila {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 12px;
    align-items: end;
    margin-bottom: 14px;
}

.drd-conv-campo {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.drd-conv-label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: var(--drd-text-muted);
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    text-transform: uppercase;
}

.drd-conv-input-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--drd-bg);
    border: 1px solid var(--drd-border);
    border-radius: 8px;
    padding: 10px 14px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    min-width: 0;
}

.drd-conv-input-wrap:focus-within {
    border-color: var(--drd-primary);
    box-shadow: 0 0 0 3px rgba(0, 115, 170, 0.15);
}

.drd-conv-prefix {
    font-size: 14px;
    font-weight: 700;
    color: var(--drd-text-strong);
    flex-shrink: 0;
}

.drd-conv-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 18px;
    font-weight: 700;
    color: var(--drd-text-strong);
    font-variant-numeric: tabular-nums;
    font-family: var(--drd-font);
    min-width: 0;
    width: 100%;
    padding: 0;
    letter-spacing: -0.3px;
}

.drd-conv-input::-webkit-outer-spin-button,
.drd-conv-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.drd-conv-swap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0073aa 0%, #005177 100%);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 6px;
    box-shadow: 0 2px 6px rgba(0, 115, 170, 0.25);
    transition: transform 0.2s ease, box-shadow 0.15s ease;
    flex-shrink: 0;
}

.drd-conv-swap:hover {
    transform: rotate(180deg);
    box-shadow: 0 3px 10px rgba(0, 115, 170, 0.35);
}

.drd-conv-swap:active {
    transform: rotate(180deg) scale(0.95);
}

.drd-tema-oscuro .drd-conv-swap {
    background: linear-gradient(135deg, #4ea8de 0%, #2c7da0 100%);
    box-shadow: 0 2px 6px rgba(78, 168, 222, 0.3);
}

.drd-conv-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-top: 12px;
    border-top: 1px solid var(--drd-divider);
    flex-wrap: wrap;
}

.drd-conv-rate {
    font-size: 12px;
    font-weight: 600;
    color: var(--drd-text-muted);
    letter-spacing: 0.4px;
    font-variant-numeric: tabular-nums;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
    .drd-widget {
        padding: 20px 14px;
    }
    .drd-titulo {
        font-size: 18px;
    }
    .drd-grid-principal {
        grid-template-columns: 1fr;
    }
    .drd-conv-fila {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .drd-conv-swap {
        justify-self: center;
        margin: 4px 0;
    }
    .drd-conv-footer {
        justify-content: center;
        text-align: center;
    }
    .drd-indicadores {
        grid-template-columns: repeat(2, 1fr);
    }
    .drd-controles {
        flex-direction: column;
        align-items: stretch;
    }
    .drd-toggle-tipo {
        justify-content: center;
    }
    .drd-grafico-wrap {
        height: 300px;
    }
}