/* Toy Car Collection — admin styles */
:root{
  --bg:#f4f6f9; --surface:#fff; --text:#1d2433; --muted:#6b7385; --border:#e2e6ee;
  --primary:#d6291c; --primary-dark:#b01f14; --ok:#1a9d5c; --bad:#d63a2f; --warn:#c98a00;
  --radius:10px; --shadow:0 1px 3px rgba(16,24,40,.08);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:var(--font);font-size:15px;line-height:1.5;color:var(--text);background:var(--bg)}
a{color:var(--primary)}
code{background:#eef1f6;padding:1px 6px;border-radius:4px;font-size:.9em}
.muted{color:var(--muted)} .center{text-align:center} .inline{display:inline} .small{font-size:13px} .nowrap{white-space:nowrap}
[hidden]{display:none!important}

/* Top bar */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;height:56px;padding:0 16px;background:#111827;color:#fff}
.brand{color:#fff;text-decoration:none;font-weight:700;font-size:17px}
.brand-tag{font-size:11px;font-weight:600;background:var(--primary);padding:2px 7px;border-radius:20px;margin-left:6px;vertical-align:middle}
.topbar-user{margin-left:auto;display:flex;align-items:center;gap:8px}
.topbar-user .muted{color:#aab2c3}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:22px;cursor:pointer;padding:4px 8px}

/* Shell */
.shell{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - 56px)}
.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:16px 10px;display:flex;flex-direction:column;gap:2px}
.nav-link{display:block;padding:9px 12px;border-radius:8px;color:var(--text);text-decoration:none;font-weight:500}
.nav-link:hover{background:#f1f3f7}
.nav-link.active{background:#fde9e7;color:var(--primary-dark)}
.nav-link.disabled{color:#a3a9b6;cursor:default}
.nav-link.disabled small{font-size:10px;text-transform:uppercase;letter-spacing:.04em;background:#eef1f6;padding:1px 6px;border-radius:10px;margin-left:4px}
.content{padding:24px;max-width:1200px;width:100%;min-width:0}
.page-title{margin:0 0 18px;font-size:24px}
.admin-footer{text-align:right;padding:10px 24px;font-size:12px}

/* Cards, stats */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.card h2{margin:0 0 14px;font-size:17px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.card-head h2{margin:0}
details.card > summary{cursor:pointer;list-style:revert}
details.card[open] > summary{margin-bottom:12px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:20px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;display:flex;flex-direction:column}
.stat-num{font-size:28px;font-weight:700}
.stat-label{color:var(--muted);font-size:13px}

/* Tables */
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse}
.table th,.table td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border);vertical-align:middle}
.table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}
.row-muted td{opacity:.6}
.badge{display:inline-block;font-size:12px;font-weight:600;padding:2px 9px;border-radius:20px}
.badge-ok{background:#e3f5ec;color:var(--ok)} .badge-bad{background:#fde8e6;color:var(--bad)}
.pill{display:inline-block;font-size:11px;font-weight:600;padding:1px 8px;border-radius:20px;background:#fff1d6;color:#7a5500;vertical-align:middle}
.pill-ok{background:#e3f5ec;color:var(--ok)}

/* Forms & buttons */
.form{display:flex;flex-direction:column;gap:14px}
.form label,.car-form label{display:flex;flex-direction:column;gap:5px;font-weight:600;font-size:14px}
.car-form label.check,label.check{flex-direction:row;align-items:center;gap:8px;font-weight:500;margin-top:12px}
input[type=text],input[type=password],input[type=number],input[type=email],input[type=search],select,textarea{
  font:inherit;font-weight:400;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#fff;width:100%}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary)}
input:focus,select:focus,textarea:focus{outline:2px solid #f6b7b1;border-color:var(--primary)}
.w-sm{max-width:110px}
.row-form{display:flex;gap:10px;flex-wrap:wrap}
.row-form input[type=text]{flex:1;min-width:200px}
.field-error{color:var(--bad);font-weight:500;font-size:13px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font:inherit;font-weight:600;padding:10px 16px;
  border-radius:8px;border:1px solid transparent;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff} .btn-primary:hover{background:var(--primary-dark)}
.btn-secondary{background:#fff;color:var(--text);border-color:var(--border)} .btn-secondary:hover{background:#f1f3f7}
.btn-danger{background:#fff;color:var(--bad);border-color:#f5c2bc} .btn-danger:hover{background:#fdecea}
.btn-ghost{background:transparent;color:inherit;border-color:rgba(255,255,255,.25)}
.btn-sm{padding:5px 10px;font-size:13px}
.btn-block{width:100%}

/* Car form */
.form-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:20px;align-items:start}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
details.more{margin-top:16px;border-top:1px solid var(--border);padding-top:12px}
details.more > summary{cursor:pointer;font-weight:600;color:var(--primary);margin-bottom:12px}
details.more > label{margin-top:14px}
.form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.sticky-actions{position:sticky;bottom:0;background:var(--bg);padding:12px 0;z-index:5}
.photo-inputs{display:flex;gap:10px;flex-wrap:wrap}
.file-btn{position:relative;overflow:hidden;flex-direction:row!important;font-weight:600!important}
.file-btn input{position:absolute;inset:0;opacity:0;cursor:pointer}
.photo-preview{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:8px;margin-top:10px}
.photo-preview img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:8px;border:1px solid var(--border)}

/* Duplicate panel */
.dup-panel{border:1px solid var(--border);background:#fff;border-radius:var(--radius);padding:16px 18px;margin-bottom:20px}
.dup-panel.dup-exact{border:2px solid var(--warn);background:#fffaf0}
.dup-panel h2{margin:0 0 6px;font-size:17px}
.dup-panel h3{margin:14px 0 8px;font-size:14px;color:var(--muted)}
.dup-panel p{margin:0 0 10px}
.dup-actions{margin-top:12px}

/* Car cards */
.car-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.car-card{display:flex;gap:12px;border:1px solid var(--border);border-radius:var(--radius);padding:10px;background:#fff}
.car-thumb{width:84px;height:84px;object-fit:cover;border-radius:8px;flex:0 0 84px;background:#eef1f6}
.car-thumb-empty{display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--muted)}
.car-card-body{min-width:0;display:flex;flex-direction:column;gap:2px}
.car-card-brand{font-size:12px;color:var(--muted);font-weight:600}
.car-card-model{font-weight:700;overflow:hidden;text-overflow:ellipsis}
.car-card-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.gallery-item{margin:0;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#fff}
.gallery-item.is-primary{border:2px solid var(--ok)}
.gallery-item img{display:block;width:100%;aspect-ratio:1;object-fit:cover}
.gallery-item figcaption{display:flex;gap:6px;flex-wrap:wrap;padding:8px;align-items:center}
.danger-zone{border-color:#f5c2bc}

/* Alerts */
.alert{padding:11px 14px;border-radius:8px;margin-bottom:14px;border:1px solid}
.alert ul{margin:6px 0 0;padding-left:20px}
.alert-success{background:#e9f7ef;border-color:#bfe6cf;color:#145c37}
.alert-error{background:#fdecea;border-color:#f5c2bc;color:#8a1f16}
.alert-warning{background:#fff7e0;border-color:#f3dc9a;color:#7a5500}
.alert-info{background:#eaf2fd;border-color:#bfd5f5;color:#1d4b8f}

/* Login / setup */
body.plain{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}
.auth-card{width:100%;max-width:420px}
.auth-card h1{font-size:22px;margin:4px 0 18px}
.auth-brand{font-weight:700;color:var(--primary);font-size:14px;text-transform:uppercase;letter-spacing:.05em}

/* Mobile */
@media (max-width: 900px){
  .form-layout{grid-template-columns:1fr}
}
@media (max-width: 800px){
  .nav-toggle{display:block}
  .shell{grid-template-columns:1fr}
  .sidebar{position:fixed;top:56px;left:0;bottom:0;width:240px;transform:translateX(-100%);transition:transform .2s;z-index:15;box-shadow:var(--shadow)}
  body.nav-open .sidebar{transform:none}
  .content{padding:16px}
  .topbar-user .muted{display:none}
  .table{font-size:14px}
}
@media (max-width: 520px){
  .grid-2{grid-template-columns:1fr}
  .topbar-user .btn-ghost[target]{display:none}
  .sticky-actions .btn{flex:1}
}