/* Histórico gasolineras — El Abeto
   Paleta: verde pino #2E4A35 · verde claro #4A7A5C · crema #F4F1EA · texto #1E1E1E.
   Los colores de precio (#16834a / #e88922 / #b42318) son SOLO para datos. */

:root {
    --pine: #2E4A35;
    --pine-soft: #3c5c45;
    --pine-light: #4A7A5C;
    --cream: #F4F1EA;
    --ink: #1E1E1E;
    --ink-muted: #6b7280;
    --line: #e5e0d5;
    --card: #ffffff;
    --price-cheap: #16834a;
    --price-mid: #e88922;
    --price-expensive: #b42318;
    --radius: 12px;
    --shadow: 0 1px 2px rgba(30, 30, 30, 0.06), 0 4px 14px rgba(30, 30, 30, 0.06);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--cream);
    color: var(--ink);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--pine-light); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Cabecera común ---- */
.site-header {
    background: var(--pine);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 60;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
}
.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.brand {
    color: #fff;
    font-weight: 700;
    font-size: 1.08rem;
    letter-spacing: -0.01em;
    text-decoration: none;
    white-space: nowrap;
}
.brand:hover { text-decoration: none; }
.brand-sub { font-weight: 500; opacity: 0.85; }
.main-nav { display: flex; gap: 4px; }
.nav-link {
    color: rgba(255, 255, 255, 0.82);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.88rem;
    font-weight: 500;
    white-space: nowrap;
}
.nav-link:hover { background: rgba(255, 255, 255, 0.12); color: #fff; text-decoration: none; }
.nav-link.active { background: rgba(255, 255, 255, 0.18); color: #fff; font-weight: 600; }

/* ---- Barra de combustible ---- */
.fuel-bar {
    background: var(--card);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 40;
}
.fuel-bar-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 8px 16px;
    display: flex;
    justify-content: flex-end;
}
.fuel-control { display: flex; align-items: center; gap: 8px; }
.fuel-label { font-size: 0.78rem; color: var(--ink-muted); font-weight: 500; }
.fuel-control select {
    font-family: inherit;
    font-size: 0.92rem;
    padding: 8px 32px 8px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    color: var(--ink);
    max-width: 62vw;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px 8px;
}

/* ---- Contenido ---- */
.container { padding: 16px; max-width: 1100px; margin: 0 auto; }

.loading, .notice {
    text-align: center;
    color: var(--ink-muted);
    padding: 36px 12px;
    font-size: 0.92rem;
}
.notice.error { color: var(--price-expensive); }
.hidden { display: none !important; }

.breadcrumb { font-size: 0.85rem; color: var(--ink-muted); margin: 2px 0 12px; }
.breadcrumb a { color: var(--pine-light); }

h1 { font-size: 1.4rem; margin: 0 0 2px; letter-spacing: -0.01em; }
h2 { font-size: 1.08rem; margin: 22px 0 8px; letter-spacing: -0.01em; }
.section-note { font-size: 0.82rem; color: var(--ink-muted); margin: 0 0 10px; }

/* ---- Pestañas ---- */
.tabs {
    display: flex;
    gap: 8px;
    margin: 10px 0 6px;
}
.tab {
    flex: 1;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 10px 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--card);
    color: var(--ink-muted);
    cursor: pointer;
    box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.tab.active {
    background: var(--pine);
    border-color: var(--pine);
    color: #fff;
}

/* ---- KPIs ---- */
.kpis {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 16px 0;
}
@media (min-width: 640px) { .kpis { grid-template-columns: repeat(4, 1fr); } }
.kpi {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow);
}
.kpi .k-label { font-size: 0.72rem; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
.kpi .k-value { font-size: 1.45rem; font-weight: 700; margin-top: 3px; letter-spacing: -0.01em; }
.kpi .k-date { font-size: 0.74rem; color: var(--ink-muted); margin-top: 3px; }
.kpi.highlight { border-color: var(--pine-light); background: linear-gradient(180deg, #fbfaf6, #f4f1ea); }

/* ---- Mapas de portada (dos paneles) ---- */
.maps-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 14px 0;
}
.map-panel {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow);
}
.map-panel-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--ink-muted);
    padding: 9px 14px;
    border-bottom: 1px solid var(--line);
    background: #faf9f5;
}
.map-panel #map {
    height: 420px;
    border: 0;
    border-radius: 0;
    background: #eef1f4;
}
.map-panel iframe {
    width: 100%;
    height: 420px;
    border: 0;
    display: block;
}
.map-panel .legend {
    margin: 0;
    padding: 8px 14px;
    border-top: 1px solid var(--line);
}
.map-notice { padding: 10px 14px; font-size: 0.82rem; color: var(--ink-muted); }
.legend { font-size: 0.75rem; color: var(--ink-muted); margin: 6px 2px 0; }
.legend .leyenda-bar {
    display: inline-block;
    width: 96px;
    height: 10px;
    border-radius: 5px;
    vertical-align: middle;
    margin: 0 5px;
    background: linear-gradient(90deg, #16834a, #69b980, #e88922, #d65d18, #b42318);
}

/* ---- Gráficas ---- */
.chart-box {
    position: relative;
    /* Alto fijo: si no, Chart.js mantiene la proporción y en móvil la aplasta. */
    height: 340px;
}
.chart-box canvas { max-height: none; }

/* ---- Ranking ---- */
.ranking { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 640px) { .ranking { grid-template-columns: 1fr 1fr; } }
.rank-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 14px;
    box-shadow: var(--shadow);
}
.rank-card h3 { margin: 0 0 10px; font-size: 0.95rem; }
.rank-list { list-style: none; margin: 0; padding: 0; }
.rank-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 9px 2px;
    border-bottom: 1px solid var(--line);
    font-size: 0.88rem;
}
.rank-list li:last-child { border-bottom: 0; }
.rank-list .r-name { color: var(--ink); font-weight: 500; }
.rank-list .r-mun { color: var(--ink-muted); font-size: 0.74rem; }
.rank-list .r-price { font-weight: 700; white-space: nowrap; font-variant-numeric: tabular-nums; }
.rank-list .cheap .r-price { color: var(--price-cheap); }
.rank-list .expensive .r-price { color: var(--price-expensive); }

/* ---- Ficha de estación ---- */
.ficha {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}
.ficha .section-note { margin: 14px 0 2px; }
.ficha .f-rotulo { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.01em; }
.ficha .f-dir { color: var(--ink-muted); font-size: 0.86rem; margin-top: 3px; }
.ficha .f-prov {
    display: inline-block;
    margin-top: 10px;
    font-size: 0.78rem;
    font-weight: 600;
    background: #eef3ee;
    color: var(--pine);
    padding: 4px 10px;
    border-radius: 999px;
}

/* ---- Pie ---- */
.site-footer {
    text-align: center;
    padding: 22px 16px 34px;
    color: var(--ink-muted);
    font-size: 0.82rem;
    border-top: 1px solid var(--line);
    margin-top: 28px;
    background: var(--card);
}
.site-footer a { color: var(--pine-light); }
.site-footer .footer-update { margin-top: 4px; }

@media (max-width: 640px) {
    .chart-box { height: 260px; }
    .maps-grid { grid-template-columns: 1fr; }
    .map-panel #map, .map-panel iframe { height: 320px; }
    .header-inner { flex-wrap: wrap; }
    .main-nav { width: 100%; justify-content: center; }
}

/* El título del panel del mapa en vivo lleva al mapa completo (mapa de pines). */
.panel-link { color: inherit; text-decoration: none; }
.panel-link span { color: var(--accent, #2E4A35); font-weight: 600; font-size: 12px; }
.panel-link:hover span, .panel-link:focus span { text-decoration: underline; }

/* Botón que invita a abrir el mapa interactivo (mapa de pines) desde la portada. */
.cta-mapa {
    display: block;
    margin-top: 10px;
    padding: 13px 16px;
    background: #2E4A35;
    color: #ffffff;
    text-align: center;
    border-radius: 10px;
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}
.cta-mapa span { font-weight: 700; }
.cta-mapa:hover, .cta-mapa:focus { background: #3C5A46; }

/* Datos utiles de la estacion (horario, venta, lado de la via, CP, como llegar, otros combustibles). */
.f-detalles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 8px 18px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(46, 74, 53, 0.14);
}
.f-dato { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; line-height: 1.45; }
.f-dato .f-ico { flex: 0 0 auto; }
.f-dato b { color: #2E4A35; }
.f-dato a { color: #2E4A35; font-weight: 600; }

/* Nombre de la estación con su último precio a la derecha. */
.f-cabecera { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.f-precio { text-align: right; line-height: 1.15; }
.f-precio-valor { font-size: 26px; font-weight: 800; color: #2E4A35; letter-spacing: -0.02em; }
.f-precio-fecha { font-size: 12px; color: #59697A; margin-top: 2px; }
@media (max-width: 640px) {
    .f-precio-valor { font-size: 22px; }
}