/* style.css - Diseño sobrio, corporativo, claro */
:root{
  --bg:#f6f7fb; --card:#fff; --text:#1f2937; --muted:#6b7280; --border:#e5e7eb;
  --primary:#0f3d6e; --primary2:#1b5fa8;
  --danger:#b42318; --warning:#b54708; --success:#027a48;
  --shadow:0 8px 24px rgba(17,24,39,.08); --radius:14px; --radius2:10px;
  --font:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text)}
a{color:var(--primary2);text-decoration:none}
a:hover{text-decoration:underline}
.app{min-height:100vh;display:flex}
.sidebar{width:260px;background:#0b2747;color:#fff;position:sticky;top:0;height:100vh;overflow:auto;border-right:1px solid rgba(255,255,255,.08)}
.sidebar .brand{padding:18px 18px 10px;font-weight:700;letter-spacing:.3px}
.sidebar .brand small{display:block;font-weight:400;color:rgba(255,255,255,.75);margin-top:2px}
.nav{padding:6px 10px 20px}
.nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:rgba(255,255,255,.88);margin:4px 0}
.nav a:hover{background:rgba(255,255,255,.08);text-decoration:none;color:#fff}
.nav a.active{background:rgba(255,255,255,.14);color:#fff}
.content{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:rgba(255,255,255,.75);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.topbar-inner{display:flex;align-items:center;gap:12px;padding:12px 14px}
.icon-btn{border:1px solid var(--border);background:#fff;border-radius:10px;padding:8px 10px;cursor:pointer}
.icon-btn:hover{background:#f9fafb}
.main{padding:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px}
.card h2,.card h3{margin:0 0 10px}
.grid{display:grid;gap:12px}
.grid.kpi{grid-template-columns:repeat(4,minmax(0,1fr))}
.kpi .metric{padding:14px;border:1px solid var(--border);border-radius:var(--radius2);background:#fff}
.metric .label{font-size:12px;color:var(--muted)}
.metric .value{font-size:22px;font-weight:700;margin-top:6px}
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:12px;border:1px solid var(--border);background:#fff}
.badge.success{border-color:rgba(2,122,72,.25);color:var(--success);background:rgba(2,122,72,.06)}
.badge.warning{border-color:rgba(181,71,8,.25);color:var(--warning);background:rgba(181,71,8,.06)}
.badge.danger{border-color:rgba(180,35,24,.25);color:var(--danger);background:rgba(180,35,24,.06)}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th,.table td{padding:10px;border-bottom:1px solid var(--border);vertical-align:top}
.table th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.table tr:hover td{background:#fafafa}
.form-row{display:grid;grid-template-columns:repeat(12,1fr);gap:10px}
.col-12{grid-column:span 12}.col-6{grid-column:span 6}.col-4{grid-column:span 4}.col-3{grid-column:span 3}.col-8{grid-column:span 8}.col-9{grid-column:span 9}
.input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:#fff;font:inherit}
textarea{min-height:100px;resize:vertical}
.input:focus,select:focus,textarea:focus{outline:2px solid rgba(27,95,168,.18);border-color:rgba(27,95,168,.35)}
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);background:#fff;border-radius:12px;padding:10px 12px;cursor:pointer;font-weight:600;font-size:14px}
.btn.primary{background:var(--primary2);border-color:rgba(27,95,168,.35);color:#fff}
.btn.danger{background:rgba(180,35,24,.08);border-color:rgba(180,35,24,.25);color:var(--danger)}
.btn.ghost{background:transparent}
.btn.small{padding:7px 10px;border-radius:10px;font-size:13px}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.alert{border:1px solid var(--border);border-left:4px solid var(--primary2);background:#fff;border-radius:12px;padding:10px 12px;margin:10px 0}
.alert.success{border-left-color:var(--success)}.alert.warning{border-left-color:var(--warning)}.alert.danger{border-left-color:var(--danger)}
.muted{color:var(--muted)}
.hr{height:1px;background:var(--border);margin:12px 0}
.pager{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:10px}
.pager a,.pager span{padding:6px 10px;border:1px solid var(--border);border-radius:10px;background:#fff}
.pager .current{background:#eff6ff;border-color:rgba(27,95,168,.25)}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}
.login-card{max-width:620px;width:100%}
.small{font-size:12px}
@media(max-width:960px){.grid.kpi{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:860px){.sidebar{position:fixed;left:-280px;transition:left .2s ease;z-index:50}.sidebar.open{left:0}}