:root{
  --primary:#B88932;--primary-dark:#8C641F;--secondary:#F5E8D0;--bg:#FFFDF8;--panel:#FFFFFF;--text:#28231E;--muted:#7A7167;--line:#E9DED0;--danger:#C94B4B;--success:#3E9C61;--warning:#D99A28;--blue:#4E7AC7;--shadow:0 18px 45px rgba(97,73,38,.12);--radius:22px;
}
*{box-sizing:border-box}body{margin:0;font-family:'Kanit','Noto Sans Thai',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:linear-gradient(180deg,#fffaf0,#fffdf8 40%,#f8efe1);color:var(--text)}
button,input,select,textarea{font-family:inherit}a{color:var(--primary-dark)}
.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{height:72px;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px}.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#DAB86B);display:grid;place-items:center;color:#fff;box-shadow:0 8px 20px rgba(184,137,50,.25)}.small{font-size:12px;color:var(--muted)}
.container{width:min(1220px,calc(100% - 28px));margin:24px auto 80px}.hero-card{background:rgba(255,255,255,.84);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:24px}.stepper{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:18px 0 26px}.step{border:1px solid var(--line);background:#fff;border-radius:18px;padding:14px 10px;text-align:center;color:var(--muted);font-size:13px}.step b{display:block;margin-bottom:5px}.step.active{border-color:var(--primary);color:var(--primary-dark);background:#fff8eb;box-shadow:0 8px 20px rgba(184,137,50,.16)}
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.panel h2,.panel h3{margin:0 0 12px}.panel-subtitle{color:var(--muted);font-size:14px;margin-top:-4px;margin-bottom:20px}.field{margin-bottom:16px}.field label{display:block;font-weight:600;margin-bottom:7px}.req{color:var(--danger)}.field input,.field select,.field textarea{width:100%;border:1px solid #DED2C2;background:#fff;border-radius:14px;padding:12px 14px;font-size:15px;outline:none}.field textarea{min-height:96px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(184,137,50,.12)}.help{font-size:12px;color:var(--muted);margin-top:6px}.btn-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:18px}.btn{border:0;border-radius:15px;padding:12px 18px;font-weight:700;cursor:pointer;display:inline-flex;gap:8px;align-items:center;justify-content:center;min-height:46px}.btn-primary{background:linear-gradient(135deg,var(--primary),#C9983C);color:#fff}.btn-secondary{background:#fff;border:1px solid var(--line);color:var(--text)}.btn-danger{background:#fff1f1;color:var(--danger);border:1px solid #f0caca}.btn-success{background:#edf9f1;color:var(--success);border:1px solid #c9e8d1}.btn:disabled{opacity:.45;cursor:not-allowed}.status-pill{border-radius:999px;padding:6px 10px;font-size:12px;font-weight:700;display:inline-flex;background:#fff3de;color:#9A6C1E}.badge{border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700}.badge.success{background:#e9f7ee;color:#31884f}.badge.warning{background:#fff4df;color:#b77816}.badge.blue{background:#eaf1ff;color:#406db8}.badge.gray{background:#f1f1f1;color:#666}.badge.danger{background:#fff0f0;color:#c94b4b}
.template-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}.template-card{border:1px solid var(--line);border-radius:18px;background:#fff;padding:14px;cursor:pointer;transition:.2s}.template-card:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(77,56,28,.12)}.template-card.selected{border-color:var(--primary);box-shadow:0 0 0 4px rgba(184,137,50,.12)}.template-thumb{aspect-ratio:16/10;border-radius:14px;background:linear-gradient(135deg,#f9f1e4,#fff);border:1px dashed #d8c7ad;display:grid;place-items:center;color:var(--primary-dark);font-weight:700;overflow:hidden}.template-thumb img{width:100%;height:100%;object-fit:cover}.customizer{display:grid;grid-template-columns:1fr 390px;gap:20px}.preview-wrap{border-radius:22px;background:#eee8df;border:1px solid var(--line);padding:16px;overflow:auto}.canvas-preview{position:relative;margin:auto;background:#fffdf6;border-radius:18px;overflow:hidden;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08);width:100%;max-width:780px;aspect-ratio:2500/1686}.canvas-preview.signup{aspect-ratio:1040/1476;max-width:520px}.canvas-preview.promo{aspect-ratio:1/1;max-width:560px}.area{position:absolute;border:1.5px dashed rgba(184,137,50,.55);border-radius:12px;background:rgba(255,255,255,.56);overflow:hidden;display:flex;align-items:center;justify-content:center;text-align:center;color:#7a5a23;font-size:12px;padding:8px}.area img{width:100%;height:100%;object-fit:cover}.area-text{font-weight:700;font-size:clamp(12px,2vw,20px);line-height:1.25}.area .empty{opacity:.65}.theme-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.color-swatch{width:34px;height:34px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px #ddd;cursor:pointer}.upload-box{border:1px dashed #cdb88d;border-radius:14px;background:#fffaf1;padding:12px}.summary-list{display:grid;gap:12px}.summary-item{border:1px solid var(--line);border-radius:16px;padding:14px;background:#fff}.toast{position:fixed;right:18px;bottom:18px;background:#211b15;color:#fff;padding:14px 18px;border-radius:16px;box-shadow:var(--shadow);z-index:100;display:none}.toast.show{display:block}.locked{background:#fff3f3;border:1px solid #f0caca;color:#9b3d3d;border-radius:16px;padding:12px 14px;margin:10px 0}
.admin-layout{display:grid;grid-template-columns:250px 1fr;min-height:calc(100vh - 72px)}.sidebar{background:#fff;border-right:1px solid var(--line);padding:22px 16px;position:sticky;top:72px;height:calc(100vh - 72px)}.nav-btn{width:100%;border:0;background:transparent;padding:13px 14px;border-radius:14px;text-align:left;cursor:pointer;font-weight:600;color:#5c5147;margin-bottom:6px}.nav-btn.active,.nav-btn:hover{background:#fff4df;color:var(--primary-dark)}.admin-main{padding:24px;overflow:hidden}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow)}.stat-num{font-size:32px;font-weight:800;margin-top:6px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:18px;background:#fff}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:13px 14px;border-bottom:1px solid #f0e7db;text-align:left;vertical-align:top}th{background:#fff9ef;font-size:13px;color:#6b5b49}tr:hover td{background:#fffdf8}.login-box{width:min(430px,calc(100% - 28px));margin:90px auto;background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:28px}.hidden{display:none!important}.muted{color:var(--muted)}.footer{border-top:1px solid var(--line);padding:18px;text-align:center;color:var(--muted);background:rgba(255,255,255,.65)}
@media(max-width:900px){.topbar{padding:0 16px}.container{width:min(100% - 18px,1220px);margin-top:12px}.stepper{display:flex;overflow-x:auto}.step{min-width:135px}.grid-2,.customizer,.admin-layout{grid-template-columns:1fr}.grid-3,.stat-grid{grid-template-columns:1fr}.sidebar{position:static;height:auto;display:flex;overflow:auto;gap:8px}.nav-btn{white-space:nowrap}.panel{padding:16px}.canvas-preview{max-width:100%}.btn-row .btn{flex:1}.admin-main{padding:14px}}