/* ═══ Presupuesto Comercial Dashboard ═══ */
:root {
  --primary: #1F4E79;
  --primary-light: #2E75B6;
  --primary-bg: #E8F0FE;
  --accent: #27AE60;
  --danger: #E74C3C;
  --warn: #F39C12;
  --bg: #F4F6F9;
  --card: #FFFFFF;
  --text: #2C3E50;
  --text-muted: #7F8C8D;
  --border: #DCE1E8;
  --radius: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}

/* ── Header ── */
.header{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;padding:20px 32px;display:flex;align-items:center;gap:16px}
.header h1{font-size:22px;font-weight:700}
.header .sub{font-size:13px;opacity:.8}

/* ── Layout ── */
.container{max-width:1400px;margin:0 auto;padding:24px}
.section{margin-bottom:28px}
.section-title{font-size:16px;font-weight:700;color:var(--primary);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.section-title .badge{background:var(--primary);color:#fff;font-size:11px;padding:2px 10px;border-radius:12px}

/* ── Cards ── */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;border:1px solid var(--border)}
.kpi-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.kpi{text-align:center;padding:20px 12px}
.kpi .value{font-size:28px;font-weight:800;color:var(--primary)}
.kpi .label{font-size:12px;color:var(--text-muted);margin-top:4px}

/* ── Upload ── */
.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:48px;text-align:center;cursor:pointer;transition:.2s}
.upload-zone:hover,.upload-zone.drag{border-color:var(--primary);background:var(--primary-bg)}
.upload-zone .icon{font-size:48px;color:var(--primary-light);margin-bottom:12px}
.upload-zone p{color:var(--text-muted);font-size:14px}
.upload-zone .btn-file{display:inline-block;margin-top:12px;padding:10px 28px;background:var(--primary);color:#fff;border-radius:8px;font-weight:600;cursor:pointer}

/* ── Tabs ── */
.tabs{display:flex;gap:4px;margin-bottom:16px;border-bottom:2px solid var(--border);padding-bottom:0}
.tab{padding:10px 20px;cursor:pointer;font-size:13px;font-weight:600;color:var(--text-muted);border-bottom:3px solid transparent;transition:.2s}
.tab:hover{color:var(--primary)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary)}
.tab-content{display:none}.tab-content.active{display:block}

/* ── Tables ── */
.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{background:var(--primary);color:#fff;padding:10px 12px;text-align:left;font-weight:600;position:sticky;top:0;z-index:1}
.tbl td{padding:8px 12px;border-bottom:1px solid var(--border)}
.tbl tr:hover td{background:var(--primary-bg)}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl-wrap{max-height:480px;overflow-y:auto;border-radius:var(--radius);border:1px solid var(--border)}

/* ── Config inputs ── */
.cfg-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cfg-item{display:flex;flex-direction:column;gap:4px}
.cfg-item label{font-size:12px;font-weight:600;color:var(--text-muted)}
.cfg-item input[type=range]{width:100%}
.cfg-item .range-val{font-size:13px;font-weight:700;color:var(--primary);text-align:center}
.cfg-item input[type=number]{border:1px solid var(--border);border-radius:6px;padding:6px 10px;font-size:13px;width:100%}
.cfg-item select{border:1px solid var(--border);border-radius:6px;padding:6px 10px;font-size:13px}

/* ── Adjustment table ── */
.adj-input{width:80px;text-align:center;border:1px solid var(--border);border-radius:6px;padding:4px 6px;font-size:13px}
.adj-input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px rgba(31,78,121,.15)}
.adj-warn{color:var(--danger);font-size:11px;margin-top:2px;min-height:14px}
.adj-ok{color:var(--accent);font-size:11px}

/* ── Buttons ── */
.btn{padding:12px 28px;border:none;border-radius:8px;font-size:14px;font-weight:700;cursor:pointer;transition:.2s;display:inline-flex;align-items:center;gap:8px}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light)}
.btn-success{background:var(--accent);color:#fff}
.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-row{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}

/* ── Charts ── */
.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.chart-box{padding:16px}
.chart-box h3{font-size:14px;color:var(--primary);margin-bottom:12px}

/* ── Tags ── */
.tag{display:inline-block;padding:2px 10px;border-radius:12px;font-size:11px;font-weight:700}
.tag-creciente{background:#D5F5E3;color:#1E8449}
.tag-decreciente{background:#FADBD8;color:#C0392B}
.tag-estable{background:#F9E79F;color:#7D6608}
.tag-alto{background:#FADBD8;color:#C0392B}
.tag-medio{background:#FDEBD0;color:#D35400}
.tag-bajo{background:#D5F5E3;color:#1E8449}

/* ── Loader ── */
.loader{display:none;text-align:center;padding:40px}
.loader.show{display:block}
.spinner{width:40px;height:40px;border:4px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 12px}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Responsive ── */
@media(max-width:768px){
  .cfg-grid{grid-template-columns:1fr}
  .chart-grid{grid-template-columns:1fr}
  .kpi-row{grid-template-columns:1fr 1fr}
  .header{padding:16px}
  .container{padding:12px}
}

/* ── Steps ── */
.steps{display:flex;gap:0;margin-bottom:24px}
.step{flex:1;text-align:center;padding:12px 8px;font-size:13px;font-weight:600;color:var(--text-muted);background:var(--card);border-bottom:3px solid var(--border);position:relative}
.step.active{color:var(--primary);border-bottom-color:var(--primary);background:var(--primary-bg)}
.step.done{color:var(--accent);border-bottom-color:var(--accent)}
.step .num{display:inline-block;width:24px;height:24px;line-height:24px;border-radius:50%;background:var(--border);color:#fff;font-size:12px;margin-right:6px}
.step.active .num{background:var(--primary)}
.step.done .num{background:var(--accent)}

/* ── Hidden ── */
.hidden{display:none!important}