/* ============ Admin — estilos ============ */
:root{--primario:#2563eb;--primario-osc:#1e40af;--bg:#f1f5f9;--panel:#fff;--borde:#e2e8f0;--texto:#1e293b;--gris:#64748b;--sidebar:#0f172a}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--texto);background:var(--bg)}
a{color:inherit;text-decoration:none}
input,select,textarea{font-family:inherit}

/* ---- Login ---- */
.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(120deg,#1e3a8a,#7c3aed);padding:20px}
.login-card{background:#fff;border-radius:18px;padding:36px 32px;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.3);display:flex;flex-direction:column;gap:14px;text-align:center}
.login-logo{font-size:3rem}
.login-card h1{font-size:1.5rem}
.login-sub{color:var(--gris);margin-top:-8px}
.login-card label{text-align:left;display:flex;flex-direction:column;gap:5px;font-size:.85rem;font-weight:600;color:var(--gris)}
.login-card input{padding:11px 13px;border:1px solid var(--borde);border-radius:10px;font-size:1rem}
.login-back{color:var(--gris);font-size:.85rem;margin-top:4px}

/* ---- Layout ---- */
.admin-body{display:flex;min-height:100vh}
.sidebar{width:230px;background:var(--sidebar);color:#cbd5e1;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0}
.sidebar-brand{font-size:1.3rem;font-weight:800;color:#fff;padding:20px 22px;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar-nav{flex:1;padding:14px 12px;display:flex;flex-direction:column;gap:4px}
.sidebar-nav a{display:flex;align-items:center;gap:11px;padding:11px 14px;border-radius:10px;font-weight:600;font-size:.94rem;transition:.15s}
.sidebar-nav a span{width:20px;text-align:center}
.sidebar-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.sidebar-nav a.activo{background:var(--primario);color:#fff}
.sidebar-foot{padding:14px 12px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:4px}
.sidebar-foot a{padding:9px 14px;border-radius:8px;font-size:.9rem}
.sidebar-foot a:hover{background:rgba(255,255,255,.08);color:#fff}

.admin-main{flex:1;margin-left:230px;display:flex;flex-direction:column}
.admin-topbar{background:#fff;border-bottom:1px solid var(--borde);padding:16px 28px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10}
.admin-topbar h1{font-size:1.3rem}
.admin-user{color:var(--gris);font-size:.9rem;font-weight:600}
.admin-content{padding:26px 28px;max-width:1100px}

/* ---- Stats ---- */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:#fff;border:1px solid var(--borde);border-radius:14px;padding:20px;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.stat-num{font-size:2.2rem;font-weight:800;color:var(--primario)}
.stat-lbl{color:var(--gris);font-weight:600;font-size:.9rem;margin-top:2px}

/* ---- Panel / tabla ---- */
.panel{background:#fff;border:1px solid var(--borde);border-radius:14px;padding:22px;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px;flex-wrap:wrap}
.panel-head h2{font-size:1.15rem}
.tabla{width:100%;border-collapse:collapse}
.tabla th{text-align:left;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--gris);padding:10px 12px;border-bottom:2px solid var(--borde)}
.tabla td{padding:11px 12px;border-bottom:1px solid var(--borde);vertical-align:middle}
.tabla tr:hover td{background:#f8fafc}
.tabla a{color:var(--primario);font-weight:600}
.mini-thumb{width:48px;height:48px;object-fit:cover;border-radius:8px;border:1px solid var(--borde)}
.mini-thumb.wide{width:90px;height:42px}
.swatch{display:inline-block;width:16px;height:16px;border-radius:4px;vertical-align:middle;border:1px solid rgba(0,0,0,.15)}
.acciones-col{white-space:nowrap;text-align:right}

.pill{display:inline-block;font-size:.72rem;font-weight:700;padding:3px 9px;border-radius:999px}
.pill.ok{background:#dcfce7;color:#15803d}
.pill.off{background:#f1f5f9;color:#64748b}
.pill.star{background:#fef3c7;color:#b45309}

.btn-primary{background:var(--primario);color:#fff;border:none;padding:10px 18px;border-radius:10px;font-weight:700;font-size:.92rem;cursor:pointer;transition:.15s;display:inline-block}
.btn-primary:hover{background:var(--primario-osc)}
.btn-secondary{background:#f1f5f9;color:var(--texto);padding:10px 18px;border-radius:10px;font-weight:600;display:inline-block}
.btn-secondary:hover{background:#e2e8f0}
.btn-mini{font-size:.8rem;padding:6px 11px;border-radius:8px;background:#eff6ff;color:var(--primario);font-weight:600;display:inline-block}
.btn-mini:hover{background:#dbeafe}
.btn-mini.danger{background:#fef2f2;color:#dc2626}
.btn-mini.danger:hover{background:#fee2e2}

/* ---- Formularios ---- */
.form-panel{background:#fff;border:1px solid var(--borde);border-radius:14px;padding:24px;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.form-estrecho{max-width:560px}
.form-grid{display:grid;grid-template-columns:1fr 320px;gap:26px}
.form-main,.form-side{display:flex;flex-direction:column;gap:14px}
.form-panel label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;font-weight:600;color:var(--gris)}
.form-panel input[type=text],.form-panel input[type=email],.form-panel input[type=password],.form-panel input[type=number],.form-panel select,.form-panel textarea{padding:10px 12px;border:1px solid var(--borde);border-radius:10px;font-size:.95rem;color:var(--texto)}
.form-panel input:focus,.form-panel select:focus,.form-panel textarea:focus{outline:none;border-color:var(--primario);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px}
.form-panel label.check{flex-direction:row;align-items:center;gap:8px;font-size:.92rem;color:var(--texto);cursor:pointer}
.form-panel label.check input{width:18px;height:18px}
.hint{color:var(--gris);font-size:.82rem}
.preview-img{border:1px dashed var(--borde);border-radius:12px;overflow:hidden;background:#f8fafc;aspect-ratio:4/3}
.preview-img.wide{aspect-ratio:21/7}
.preview-img img{width:100%;height:100%;object-fit:cover}
.form-actions{display:flex;gap:10px;margin-top:22px}
hr{border:none;border-top:1px solid var(--borde);margin:8px 0}

/* ---- Alertas ---- */
.alert{padding:12px 16px;border-radius:10px;font-weight:600;font-size:.9rem;margin-bottom:18px}
.alert-ok{background:#dcfce7;color:#15803d}
.alert-error{background:#fee2e2;color:#dc2626}
.vacio{color:var(--gris);padding:24px 0;text-align:center}

@media(max-width:860px){
    .sidebar{width:64px}
    .sidebar-brand span,.sidebar-nav a:not(.activo) ,.sidebar-foot a{font-size:0}
    .sidebar-nav a span{font-size:1.1rem}
    .admin-main{margin-left:64px}
    .form-grid{grid-template-columns:1fr}
}