/* ============================================================
   ImgHost — темы оформления через CSS-переменные.
   Светлая — базовая (по умолчанию), тёмная включается
   атрибутом html[data-theme=dark].
   ============================================================ */

*{box-sizing:border-box}

:root{
  --bg:#f4f6fb;
  --panel:#ffffff;
  --panel2:#eef2f8;
  --line:#d5dde9;
  --txt:#16202e;
  --muted:#5b6a80;
  --acc:#2f62d8;
  --acc2:#2f62d8;
  --acc-soft:#e4ecff;
  --ok:#0f8a5f;
  --err:#c93a3a;
  --warn:#a86a12;
  --input-bg:#ffffff;
  --err-bg:#fdecec;   --err-fg:#8f1d1d;    --err-line:#f0b9b9;
  --warn-bg:#fdf5e6;  --warn-fg:#7a4c07;   --warn-line:#f0d6a6;
  --ok-bg:#e8f7ef;    --ok-fg:#0b5c40;     --ok-line:#b7e6d0;
  --danger-bg:#fff5f5; --danger-fg:#a52a2a; --danger-line:#e7b6b6;
  --chip-bad-fg:#a52a2a;
  --shadow:0 1px 2px rgba(16,24,40,.06);
  color-scheme:light;
}

html[data-theme="dark"]{
  --bg:#0e1117;
  --panel:#171c26;
  --panel2:#1e2532;
  --line:#2b3444;
  --txt:#e6e9ef;
  --muted:#8b96a8;
  --acc:#5b8cff;
  --acc2:#3f6fe0;
  --acc-soft:#1a2340;
  --ok:#2ecc8f;
  --err:#ff6b6b;
  --warn:#f5b544;
  --input-bg:#0e1117;
  --err-bg:#3a1e22;   --err-fg:#ffc2c2;    --err-line:#7a3b41;
  --warn-bg:#3a2f16;  --warn-fg:#ffe0a3;   --warn-line:#6f5720;
  --ok-bg:#15362b;    --ok-fg:#a9f0d1;     --ok-line:#2f6b53;
  --danger-bg:#3a1e22; --danger-fg:#ff9b9b; --danger-line:#5a2b31;
  --chip-bad-fg:#ffb3b3;
  --shadow:none;
  color-scheme:dark;
}

html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--txt);
  font:15px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  min-height:100vh;display:flex;flex-direction:column;
  transition:background-color .18s ease,color .18s ease;
}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
code{background:var(--panel2);padding:2px 6px;border-radius:5px;font-size:.9em}

/* ------------------------------- шапка ------------------------------- */
.top{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;
  border-bottom:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow)}
.brand{font-weight:700;font-size:18px;color:var(--txt);letter-spacing:.3px}
.top nav{display:flex;align-items:center;gap:20px}
.wrap{width:min(1080px,94vw);margin:28px auto;flex:1}

.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;padding:0;border-radius:9px;
  border:1px solid var(--line);background:var(--panel2);color:var(--txt);
  font-size:16px;line-height:1;cursor:pointer;transition:.15s;
}
.icon-btn:hover{border-color:var(--acc);background:var(--acc-soft)}

h1{font-size:26px;margin:0 0 6px}
h2{font-size:19px;margin:32px 0 12px}
.muted{color:var(--muted)}
.small{font-size:12px}
.nowrap{white-space:nowrap}

/* ------------------------------- кнопки ------------------------------- */
/* Подпись всегда по центру: и по горизонтали, и по вертикали */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  text-align:center;line-height:1.2;white-space:nowrap;
  gap:6px;border:1px solid var(--line);
  background:var(--panel2);color:var(--txt);
  padding:9px 14px;border-radius:8px;cursor:pointer;
  font:inherit;font-size:14px;text-decoration:none;
  transition:background-color .15s,border-color .15s,color .15s;
}
.btn:hover{border-color:var(--acc);text-decoration:none}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{background:var(--acc2);border-color:var(--acc2);color:#fff}
.btn.primary:hover{background:var(--acc);border-color:var(--acc)}
.btn.ghost{background:transparent}
.btn.danger{background:var(--danger-bg);border-color:var(--danger-line);color:var(--danger-fg)}
.btn.danger:hover{background:var(--err-bg);border-color:var(--err)}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#06251a}
.btn.small{padding:5px 10px;font-size:12px}
.btn.tiny{padding:6px 10px;font-size:12px}
.btn.disabled{opacity:.45;pointer-events:none}
.gap{gap:10px;flex-wrap:wrap}

.pager{display:flex;align-items:center;justify-content:center;gap:12px;margin:18px 0 4px;flex-wrap:wrap}

/* --------------------------- уведомления --------------------------- */
.alert{padding:11px 14px;border-radius:8px;margin:12px 0;border:1px solid}
.alert.error{background:var(--err-bg);border-color:var(--err-line);color:var(--err-fg)}
.alert.warn{background:var(--warn-bg);border-color:var(--warn-line);color:var(--warn-fg)}
.alert.ok{background:var(--ok-bg);border-color:var(--ok-line);color:var(--ok-fg)}

/* ---------------------------- загрузка ---------------------------- */
.drop{border:2px dashed var(--line);border-radius:14px;padding:44px 20px;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  background:var(--panel);transition:border-color .18s,background-color .18s;cursor:pointer}
.drop.over{border-color:var(--acc);background:var(--acc-soft)}
.drop-ico{font-size:34px;color:var(--acc)}
.drop input[type=file]{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}
.preview{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.chip{background:var(--panel2);border:1px solid var(--line);padding:5px 10px;border-radius:20px;font-size:12px}
.chip.bad{border-color:var(--err-line);color:var(--chip-bad-fg)}
#submit{margin-top:6px}

/* ----------------------------- карточки ----------------------------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;margin:18px 0;box-shadow:var(--shadow)}
.card.narrow{max-width:460px}
.card-head{display:flex;gap:16px;align-items:center;margin-bottom:18px}
.preview-img{width:96px;height:96px;object-fit:cover;border-radius:8px;background:var(--panel2);border:1px solid var(--line)}
.fname{font-weight:600;word-break:break-all}
.field{margin:14px 0}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field input,.toolbar input,.toolbar select,.card input[type=number]{
  width:100%;background:var(--input-bg);border:1px solid var(--line);color:var(--txt);
  padding:10px 12px;border-radius:8px;font:inherit;font-size:14px}
.field input:focus,.toolbar input:focus,.toolbar select:focus{
  outline:2px solid var(--acc2);outline-offset:1px;border-color:transparent}
.row{display:flex;gap:8px}
.row input{flex:1;font-family:ui-monospace,Consolas,monospace;font-size:12.5px}
.big-preview{text-align:center;background:var(--panel2);border-radius:10px;padding:16px;margin-bottom:16px}
.big-preview img{max-width:100%;max-height:460px;border-radius:6px}
table.kv{width:100%;border-collapse:collapse;margin-bottom:8px}
table.kv th{text-align:left;color:var(--muted);font-weight:400;width:180px;padding:5px 0;font-size:13px}

/* ------------------------------ админка ------------------------------ */
.admin-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.admin-head .side{display:flex;align-items:center;gap:10px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin:18px 0}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px;
  display:flex;flex-direction:column;box-shadow:var(--shadow)}
.stat b{font-size:24px;color:var(--acc)}
.stat span{color:var(--muted);font-size:12px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.toolbar input{flex:2;min-width:200px}
.toolbar select{flex:1;min-width:130px}
.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:12px 0}
.actions label{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin:10px 0 22px}
.tile{display:block;background:var(--panel2);border:1px solid var(--line);border-radius:9px;
  overflow:hidden;text-align:center;transition:border-color .15s}
.tile:hover{border-color:var(--acc)}
.tile img{width:100%;height:110px;object-fit:cover;display:block}
.tile span{display:block;font-size:11px;color:var(--muted);padding:5px}
.tile.hidden,.list tr.hidden{opacity:.45}
.table-wrap{overflow-x:auto}
table.list{width:100%;border-collapse:collapse;font-size:13px}
table.list th,table.list td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
table.list th{color:var(--muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
.mini{width:44px;height:44px;object-fit:cover;border-radius:6px;background:var(--panel2)}
.badge{display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;padding:3px 9px;border-radius:20px;border:1px solid}
.badge.on{background:var(--ok-bg);border-color:var(--ok-line);color:var(--ok-fg)}
.badge.off{background:var(--warn-bg);border-color:var(--warn-line);color:var(--warn-fg)}
.checks{display:flex;gap:16px;flex-wrap:wrap}
.checks label{display:flex;align-items:center;gap:6px;color:var(--txt);font-size:13px}
input[type=checkbox]{accent-color:var(--acc);width:16px;height:16px}

@media(max-width:640px){
  .row{flex-direction:column}
  .top{padding:12px 16px}
  .wrap{margin:18px auto}
  .btn{white-space:normal}
}