/* ── Calculadora de Gasto para Fumadores – El Arenal ────
   CSS autónomo (no depende de variables del tema)
──────────────────────────────────────────────────────── */
.cfa-wrap {
    --cfa-bg:       #ffffff;
    --cfa-surface:  #f8f9fa;
    --cfa-surface2: #f1f3f5;
    --cfa-border:   #dee2e6;
    --cfa-border2:  #ced4da;
    --cfa-text:     #212529;
    --cfa-text2:    #495057;
    --cfa-text3:    #868e96;
    --cfa-accent:   #e67e22;
    --cfa-accent-h: #d35400;
    --cfa-success:  #2ecc71;
    --cfa-danger:   #e74c3c;
    --cfa-radius:   8px;
    --cfa-shadow:   0 2px 8px rgba(0,0,0,.08);

    max-width: 720px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 15px;
    color: var(--cfa-text);
    background: var(--cfa-bg);
    border: 1px solid var(--cfa-border);
    border-radius: var(--cfa-radius);
    box-shadow: var(--cfa-shadow);
    overflow: hidden;
}
.cfa-wrap * { box-sizing: border-box; }

/* ── Header ────────────────────────────── */
.cfa-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 24px; background: linear-gradient(135deg, #e67e22 0%, #d35400 100%);
    color: #fff;
}
.cfa-header-left { display: flex; align-items: center; gap: 14px; }
.cfa-header-icon { font-size: 2rem; line-height: 1; }
.cfa-title { font-size: 1.2rem; font-weight: 700; margin: 0 0 3px; }
.cfa-subtitle { font-size: 0.82rem; opacity: .88; margin: 0; }

.cfa-noscript-loading, .cfa-empty { padding: 40px 24px; text-align: center; color: var(--cfa-text3); }

/* ── Body / fields ─────────────────────── */
.cfa-body { padding: 22px 24px 8px; }
.cfa-panel { display: none; }
.cfa-panel.active { display: block; }
.cfa-panel-desc { font-size: 13.5px; color: var(--cfa-text2); margin: 0 0 16px; line-height: 1.5; }

.cfa-field { margin-bottom: 18px; }
.cfa-field label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 8px; }
.cfa-select {
    width: 100%; padding: 11px 12px; font-size: 14.5px; font-weight: 600;
    border: 1.5px solid var(--cfa-border2); border-radius: var(--cfa-radius);
    background: var(--cfa-surface); color: var(--cfa-text);
}
.cfa-input-row { display: flex; align-items: center; gap: 12px; }
.cfa-input-row input[type=range] { flex: 1; accent-color: var(--cfa-accent); }
.cfa-number {
    width: 70px; padding: 9px; text-align: center; font-weight: 700; font-size: 15px;
    border: 1.5px solid var(--cfa-border2); border-radius: var(--cfa-radius);
}
.cfa-presets { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.cfa-preset {
    border: 1px solid var(--cfa-border2); background: #fff; color: var(--cfa-text2);
    border-radius: 99px; padding: 6px 12px; font-size: 12px; font-weight: 600; cursor: pointer;
}
.cfa-preset:hover, .cfa-preset.active { color: #fff; background: var(--cfa-accent); border-color: var(--cfa-accent); }

/* ── Result ────────────────────────────── */
.cfa-result {
    border: 1px solid var(--cfa-border); border-radius: var(--cfa-radius); overflow: hidden;
    margin-top: 22px; background: var(--cfa-surface);
}
.cfa-result-main {
    padding: 22px 24px; text-align: center;
    background: linear-gradient(145deg, rgba(230,126,34,.12), transparent);
}
.cfa-result-label { display: block; font-size: 11.5px; text-transform: uppercase; letter-spacing: .6px; font-weight: 800; color: var(--cfa-text3); }
.cfa-result-price { display: block; font-size: clamp(32px, 8vw, 44px); font-weight: 900; letter-spacing: -1px; color: var(--cfa-accent-h); margin: 6px 0 4px; }
.cfa-result-note { font-size: 12.5px; color: var(--cfa-text3); }
.cfa-metrics { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--cfa-border); }
.cfa-metric { padding: 14px 8px; text-align: center; border-right: 1px solid var(--cfa-border); }
.cfa-metric:last-child { border-right: 0; }
.cfa-metric span { display: block; font-size: 10.5px; color: var(--cfa-text3); margin-bottom: 3px; }
.cfa-metric strong { font-size: 14.5px; }

/* ── Tabs ──────────────────────────────── */
.cfa-tabs {
    display: flex; gap: 0; border-top: 1px solid var(--cfa-border); border-bottom: 2px solid var(--cfa-border);
    background: var(--cfa-surface); margin: 24px -24px 0; padding: 0 24px;
}
.cfa-tab {
    font-size: 13px; font-weight: 600; padding: 13px 16px; background: none; border: none; cursor: pointer;
    color: var(--cfa-text3); border-bottom: 2px solid transparent; margin-bottom: -2px;
}
.cfa-tab.active { color: var(--cfa-accent-h); border-bottom-color: var(--cfa-accent); }
.cfa-tab:hover:not(.active) { color: var(--cfa-text2); }

#cfa-panel-marca, #cfa-panel-reducir { padding-top: 20px; }

/* ── Compare result ────────────────────── */
.cfa-compare-result { display: flex; flex-direction: column; gap: 10px; }
.cfa-compare-row {
    display: flex; justify-content: space-between; align-items: center; gap: 12px;
    padding: 14px 16px; border-radius: var(--cfa-radius); background: var(--cfa-surface); border: 1px solid var(--cfa-border);
}
.cfa-compare-row span { font-size: 13px; color: var(--cfa-text2); }
.cfa-compare-row strong { font-size: 16px; }
.cfa-compare-row.positive strong { color: var(--cfa-success); }
.cfa-compare-row.negative strong { color: var(--cfa-danger); }

/* ── Share ─────────────────────────────── */
.cfa-share-row { display: flex; justify-content: center; margin: 22px 0 4px; }
.cfa-share-btn {
    display: inline-flex; align-items: center; gap: 8px; background: #25D366; color: #fff;
    font-weight: 700; font-size: 13.5px; padding: 11px 20px; border-radius: 99px; text-decoration: none;
}
.cfa-share-btn:hover { background: #1fb959; }
.cfa-share-btn svg { width: 16px; height: 16px; }

/* ── Footer ────────────────────────────── */
.cfa-footer {
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px;
    padding: 14px 24px; border-top: 1px solid var(--cfa-border); background: var(--cfa-surface);
    font-size: 11.5px; color: var(--cfa-text3);
}
.cfa-footer a { color: var(--cfa-text2); font-weight: 600; }

@media (max-width: 520px) {
    .cfa-metrics { grid-template-columns: repeat(2, 1fr); }
    .cfa-metric:nth-child(2) { border-right: 0; }
    .cfa-metric:nth-child(1), .cfa-metric:nth-child(2) { border-bottom: 1px solid var(--cfa-border); }
    .cfa-tabs { overflow-x: auto; }
}