/* ===== Vecare Electronics — admin panel styles ===== */
:root{
  /* navy/blue brand system (kept var names for minimal churn) */
  --red:#2b4fb0;--red-dark:#223f8f;--ink:#16234f;--ink-2:#1e2f66;
  --muted:#6b7590;--line:#e7e9f0;--bg:#f6f7fb;--white:#fff;
  --green:#16a34a;--radius:12px;--shadow:0 4px 18px rgba(22,35,79,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:'Helvetica Neue',Helvetica,Arial,system-ui,sans-serif;color:#101828;background:var(--bg)}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
hr.divider{border:0;border-top:1px solid var(--line);margin:1.4rem 0}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4em;border:0;cursor:pointer;
  font-weight:600;border-radius:9px;padding:.65rem 1.1rem;font-size:.9rem;transition:.15s;line-height:1}
.btn:hover{opacity:.92}
.btn-primary{background:var(--red);color:#fff}
.btn-outline{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--red);color:var(--red);opacity:1}
.btn-danger{background:#fee2e2;color:#b91c1c}
.btn-danger:hover{background:#fecaca}
.btn-lg{padding:.85rem 1.6rem;font-size:1rem}
.btn-sm{padding:.5rem .85rem;font-size:.82rem}
.btn-xs{padding:.35rem .65rem;font-size:.78rem;border-radius:7px}
.btn-block{width:100%;margin-top:.5rem}

/* ---- login ---- */
.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,var(--ink),var(--ink-2));padding:1rem}
.login-box{background:#fff;border-radius:16px;padding:2.4rem;width:100%;max-width:400px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-brand{text-align:center;margin-bottom:1.8rem}
.login-brand h1{margin:.7rem 0 .1rem;font-size:1.4rem}
.login-brand p{margin:0;color:var(--muted);font-size:.9rem}
.brand-mark{width:46px;height:46px;border-radius:11px;background:linear-gradient(135deg,#2b4fb0,#16234f);color:#fff;font-weight:700;
  font-size:1.4rem;display:grid;place-items:center}
.brand-mark.big{width:64px;height:64px;font-size:2rem;margin:0 auto}
.login-box label{display:block;margin-bottom:1rem;font-size:.9rem;font-weight:600}
.login-box input{width:100%;margin-top:.35rem;padding:.7rem .9rem;border:1.5px solid var(--line);border-radius:9px;font-size:.95rem}
.login-back{display:block;text-align:center;margin-top:1.2rem;color:var(--muted);font-size:.85rem}

/* ---- layout ---- */
.admin{display:flex;min-height:100vh}
.sidebar{width:250px;background:var(--ink);color:#cbd5e1;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:100}
.sidebar-brand{display:flex;align-items:center;gap:.7rem;padding:1.3rem 1.2rem;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar-brand strong{color:#fff;display:block;font-size:1rem}
.sidebar-brand small{font-size:.72rem;color:#94a3b8}
.sidebar-nav{flex:1;padding:1rem .7rem;display:flex;flex-direction:column;gap:.25rem}
.sidebar-nav a{padding:.75rem .9rem;border-radius:9px;font-size:.92rem;font-weight:500;color:#cbd5e1}
.sidebar-nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar-nav a.active{background:var(--red);color:#fff}
.sidebar-foot{padding:1rem .7rem;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:.25rem}
.sidebar-foot a{padding:.6rem .9rem;border-radius:9px;font-size:.88rem;color:#cbd5e1}
.sidebar-foot a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar-foot .logout{color:#fca5a5}

.admin-main{flex:1;margin-left:250px;display:flex;flex-direction:column;min-width:0}
.admin-topbar{background:#fff;border-bottom:1px solid var(--line);padding:1rem 1.6rem;display:flex;align-items:center;gap:1rem;position:sticky;top:0;z-index:50}
.admin-topbar h1{font-size:1.25rem;margin:0;flex:1}
.admin-user{color:var(--muted);font-size:.9rem}
.side-toggle{display:none;background:none;border:0;font-size:1.5rem;cursor:pointer}
.admin-content{padding:1.6rem;max-width:1100px;width:100%}

/* ---- alerts ---- */
.alert{padding:.85rem 1.1rem;border-radius:10px;margin-bottom:1.2rem;font-size:.92rem;font-weight:500}
.alert-success{background:#dcfce7;color:#166534}
.alert-error{background:#fee2e2;color:#b91c1c}

/* ---- stat cards ---- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.5rem}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem;box-shadow:var(--shadow)}
.stat-num{display:block;font-size:2rem;font-weight:800;color:var(--red);line-height:1}
.stat-label{color:var(--muted);font-size:.88rem}
.quick-actions{display:flex;gap:.7rem;flex-wrap:wrap;margin-bottom:1.5rem}

/* ---- panels ---- */
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:1.5rem;overflow:hidden}
.panel-head{display:flex;justify-content:space-between;align-items:center;padding:1.1rem 1.3rem;border-bottom:1px solid var(--line)}
.panel-head h2{font-size:1.1rem;margin:0}
.panel-head a{font-size:.85rem;color:var(--red);font-weight:600}
.panel-head-loose{padding:0 0 1.1rem;border:0;margin-top:.3rem}
.narrow-panel{max-width:640px}

/* ---- tables ---- */
.table{width:100%;border-collapse:collapse;font-size:.9rem}
.table th{text-align:left;padding:.8rem 1.1rem;background:#f8fafc;color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--line)}
.table td{padding:.8rem 1.1rem;border-bottom:1px solid var(--line);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table tr:hover td{background:#fafbfc}
.cell-product{display:flex;align-items:center;gap:.8rem}
.cell-product img{width:44px;height:44px;object-fit:contain;border:1px solid var(--line);border-radius:8px;background:#fff;flex-shrink:0}
.cell-product strong{display:block;font-size:.92rem}
.cell-product small{color:var(--muted);font-size:.78rem}
.thumb-empty{width:44px;height:44px;border-radius:8px;background:#f1f5f9;border:1px solid var(--line);flex-shrink:0}
.cell-actions{display:flex;gap:.4rem;align-items:center}
.cell-actions form{margin:0}
.pill{display:inline-block;padding:.25rem .6rem;border-radius:20px;font-size:.75rem;font-weight:700}
.pill-green{background:#dcfce7;color:#166534}
.pill-red{background:#fee2e2;color:#b91c1c}
.pill-blue{background:#eef1fb;color:#2b4fb0}
.pill-amber{background:#fef3c7;color:#92600e}
.table-search{width:100%;padding:.7rem 1rem;border:0;border-bottom:1px solid var(--line);font-size:.9rem;outline:none}

.empty-inline{padding:2.5rem 1.3rem;text-align:center}
.empty-inline p{color:var(--muted);margin:0 0 1rem}

/* ---- forms ---- */
.form-pad{padding:1.3rem}
.field{margin-bottom:1.1rem}
.field label{display:block;font-weight:600;font-size:.88rem;margin-bottom:.4rem}
.field input,.field select,.field textarea{width:100%;padding:.7rem .9rem;border:1.5px solid var(--line);border-radius:9px;font-size:.93rem;font-family:inherit;outline:none;background:#fff}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red)}
.field small{display:block;color:var(--muted);font-size:.78rem;margin-top:.35rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.check{display:flex;align-items:center;gap:.5rem;font-size:.9rem;font-weight:500;margin-bottom:.8rem;cursor:pointer}
.check input{width:auto}
.hint{color:var(--muted);font-size:.88rem;margin:0 0 1.2rem}

.form-grid{display:grid;grid-template-columns:1fr 340px;gap:1.3rem}
.form-main,.form-side{display:flex;flex-direction:column;gap:1.3rem}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem;box-shadow:var(--shadow)}
.side-card h3{margin:0 0 1rem;font-size:1rem}
.form-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem;box-shadow:var(--shadow)}

.image-manage{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin-bottom:.8rem}
.img-keep{border:1px solid var(--line);border-radius:9px;padding:.4rem;text-align:center;font-size:.75rem}
.img-keep img{width:100%;height:60px;object-fit:contain;margin-bottom:.3rem}

.sticky-save{position:sticky;bottom:0;background:linear-gradient(transparent,var(--bg) 40%);padding:1rem 0;text-align:right}

/* ---- categories ---- */
.cat-layout{display:grid;grid-template-columns:360px 1fr;gap:1.3rem;align-items:start}
.cat-list{display:flex;flex-direction:column}
.cat-item{border-bottom:1px solid var(--line)}
.cat-item summary{display:flex;align-items:center;gap:.9rem;padding:.9rem 1.3rem;cursor:pointer;list-style:none}
.cat-item summary::-webkit-details-marker{display:none}
.cat-thumb{width:46px;height:46px;border-radius:9px;background:#f1f5f9;border:1px solid var(--line);display:grid;place-items:center;font-weight:800;color:var(--red);overflow:hidden;flex-shrink:0}
.cat-thumb img{width:100%;height:100%;object-fit:contain}
.cat-meta{flex:1}
.cat-meta strong{display:block;font-size:.95rem}
.cat-meta small{color:var(--muted);font-size:.78rem}
.cat-edit-hint{font-size:.8rem;color:var(--red);font-weight:600}
.cat-item[open] summary{background:#f8fafc}
.cat-item-actions{display:flex;gap:.5rem}

.hero-editor{border:1px solid var(--line);border-radius:10px;padding:1rem;margin-bottom:1rem;background:#f8fafc}
.hero-editor-head{font-weight:700;font-size:.85rem;color:var(--muted);margin-bottom:.8rem;text-transform:uppercase;letter-spacing:.4px}

/* ---- responsive ---- */
@media(max-width:900px){
  .form-grid,.cat-layout{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);transition:.2s}
  body.sb-open .sidebar{transform:translateX(0)}
  .admin-main{margin-left:0}
  .side-toggle{display:block}
  .field-row{grid-template-columns:1fr}
  .table{font-size:.82rem}
  .cell-actions{flex-wrap:wrap}
}