:root{--bg:#eef4fb;--ink:#17385d;--muted:#708398;--line:#d5e1ed;--blue:#2d5f96;--card:#fff;--red:#a94e4e;--green:#4f8f5e}*{box-sizing:border-box}body{margin:0;font-family:Arial,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}a{color:inherit;text-decoration:none}.admin-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:#102a47;color:#fff;padding:22px 16px;position:sticky;top:0;height:100vh}.brand-admin{font-size:1.45rem;font-weight:900;margin-bottom:6px}.user-note{font-size:.72rem;color:#b9c9d9;margin-bottom:22px}.nav{display:flex;flex-direction:column;gap:5px}.nav a{padding:10px 12px;border-radius:11px;font-size:.83rem;font-weight:700;color:#d5e1ed}.nav a.on,.nav a:hover{background:#244c75;color:#fff}.main{padding:24px 28px 60px;min-width:0}.topline{display:flex;align-items:center;gap:12px;margin-bottom:20px}.topline h1{margin:0;font-size:1.8rem}.spacer{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;color:var(--ink);padding:9px 13px;border-radius:10px;font:700 .78rem Arial;cursor:pointer}.btn.primary{background:var(--blue);color:#fff;border-color:var(--blue)}.btn.danger{background:#fff1f1;color:var(--red);border-color:#efc7c7}.btn.small{padding:6px 9px;font-size:.7rem}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px;box-shadow:0 8px 25px rgba(68,98,130,.07)}.card h3{margin:0 0 12px}.stat strong{font-size:2rem;display:block}.stat span{font-size:.75rem;color:var(--muted)}.table-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:auto}.admin-table{width:100%;border-collapse:collapse;font-size:.78rem}.admin-table th{background:#f2f6fa;padding:10px;text-align:left;color:#536a82}.admin-table td{padding:10px;border-top:1px solid #e6edf4;vertical-align:top}.actions{display:flex;gap:5px;flex-wrap:wrap}.form-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:18px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.form-grid .wide{grid-column:1/-1}label{font-size:.75rem;font-weight:700;color:#4e647b;display:flex;flex-direction:column;gap:6px}input,select,textarea{width:100%;border:1px solid #cbd9e6;border-radius:10px;padding:10px 11px;font:14px Arial;color:#17385d;background:#fff}textarea{min-height:110px;resize:vertical}small,.tiny,.muted{color:var(--muted)}hr{border:0;border-top:1px solid var(--line)}.alert{padding:11px 14px;border-radius:10px;margin-bottom:14px;font-size:.8rem}.alert.ok{background:#eaf7ed;color:#38734a;border:1px solid #c9e7d0}.alert.bad{background:#fff0f0;color:#8a4040;border:1px solid #efc9c9}.chip{display:inline-flex;padding:4px 8px;border-radius:999px;background:#edf3f8;font-size:.67rem;font-weight:800}.chip.super{background:#e7effa;color:#2d5f96}.chip.demo{background:#fff1c9;color:#7e6016}.thumb{width:100px;height:60px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}.order{display:flex;gap:3px}.install-body,.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(180deg,#f8fbff,#eaf2fa);padding:20px}.install-card,.login-card{width:min(760px,96vw);background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 24px 70px rgba(62,92,125,.16)}.login-card{width:min(430px,96vw)}.brand-big{font-weight:900;font-size:1.8rem}.install-card h1,.login-card h1{margin:8px 0}.section-tabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:15px}.section-tabs a{padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:.72rem;font-weight:800}.section-tabs a.on{background:var(--blue);color:#fff;border-color:var(--blue)}.notice{padding:12px 14px;background:#fff8dd;border:1px solid #ecdba5;border-radius:12px;font-size:.75rem;color:#725b23}.preview-link{font-size:.72rem;color:#2e639a;font-weight:800}.inline-form{display:inline}.field-help{font-size:.68rem;color:var(--muted);font-weight:400}.danger-zone{border-color:#edcaca;background:#fffafa}@media(max-width:900px){.admin-shell{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.nav{flex-direction:row;overflow:auto}.main{padding:18px}.grid{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}}
.nav-link{display:block;padding:9px 10px;color:#d2dfeb;font-size:.75rem;font-weight:700}.nav-link:hover{color:#fff}.main code{background:#eef3f8;padding:2px 5px;border-radius:5px}.form-card details summary{cursor:pointer}

/* v2.3 */
.brand-admin{display:flex!important;align-items:center!important;gap:10px!important}.brand-admin img{width:105px;height:40px;object-fit:contain;object-position:left center;background:#fff;border-radius:8px;padding:3px}.brand-admin span{font-size:.78rem;font-weight:900}.image-preview{display:flex;align-items:center;gap:10px;margin-top:8px;padding:7px;border:1px solid #d9e3ec;border-radius:10px;background:#f6f9fc}.image-preview img{width:150px;height:74px;object-fit:cover;border-radius:7px}.image-preview code{font-size:.68rem;word-break:break-all;color:#567086}.form-grid h3.wide{grid-column:1/-1;margin:10px 0 0;padding-top:12px;border-top:1px solid #dbe4ed}.field-help{display:block;font-size:.7rem;color:#768b9d;margin-bottom:4px}