@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
:root{--primary:#2563eb;--primary2:#0f172a;--bg:#f4f7fb;--card:#fff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--shadow:0 18px 50px rgba(15,23,42,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;background:linear-gradient(135deg,#f8fbff,#eef3f9);color:var(--text);min-height:100vh}
a{color:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:260px;background:linear-gradient(180deg,#0b1220,#111827);color:#fff;padding:22px 16px;z-index:20;box-shadow:12px 0 40px rgba(15,23,42,.14)}.brand{display:flex;align-items:center;gap:12px;padding:8px 10px 24px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:18px}.brand img{width:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;padding:5px}.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,#2563eb,#7c3aed);font-size:22px;font-weight:800}.brand strong{font-size:15px;line-height:1.2}.brand small{display:block;color:#94a3b8;margin-top:3px}.navgroup{margin:12px 0 8px 10px;color:#64748b;text-transform:uppercase;font-size:10px;font-weight:800;letter-spacing:.12em}.side-nav{display:grid;gap:6px}.side-nav a{display:flex;align-items:center;gap:12px;padding:12px 13px;border-radius:12px;text-decoration:none;color:#cbd5e1;font-weight:600}.side-nav a:hover,.side-nav a.active{background:rgba(37,99,235,.22);color:#fff}.main{margin-left:260px;width:calc(100% - 260px)}.topbar{height:74px;background:rgba(255,255,255,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(226,232,240,.8);display:flex;align-items:center;justify-content:space-between;padding:0 34px;position:sticky;top:0;z-index:10}.topbar .user{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}.avatar{width:36px;height:36px;border-radius:50%;background:#e0e7ff;color:#3730a3;display:grid;place-items:center;font-weight:800}.content{padding:32px;max-width:1500px}.page-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:25px}.page-head h1{margin:0;font-size:32px;letter-spacing:-.04em}.page-head p{margin:8px 0 0;color:var(--muted)}.card{background:rgba(255,255,255,.94);border:1px solid rgba(226,232,240,.9);border-radius:20px;padding:24px;box-shadow:var(--shadow);margin-bottom:20px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.stat{position:relative;overflow:hidden;padding:22px}.stat .icon{width:42px;height:42px;border-radius:12px;background:#eff6ff;color:#2563eb;display:grid;place-items:center;margin-bottom:14px}.stat b{font-size:34px;letter-spacing:-.04em;display:block}.stat span{color:var(--muted);font-size:13px}.stat:after{content:"";position:absolute;width:120px;height:120px;border-radius:50%;background:#2563eb10;right:-50px;top:-55px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:12px;font-weight:800;color:#334155}.field small{color:var(--muted)}input,select,textarea{width:100%;padding:13px 14px;border:1px solid #d7dee9;border-radius:12px;background:#fff;color:#0f172a;font:inherit;outline:none;transition:.2s}input:focus,select:focus,textarea:focus{border-color:#60a5fa;box-shadow:0 0 0 4px #2563eb14}textarea{min-height:110px;resize:vertical}.btn{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;border:0;border-radius:12px;padding:12px 17px;display:inline-flex;align-items:center;gap:8px;text-decoration:none;cursor:pointer;font-weight:700;box-shadow:0 8px 20px #2563eb2b}.btn.secondary{background:#fff;color:#334155;border:1px solid var(--line);box-shadow:none}.btn.danger{background:#ef4444}.toolbar{display:flex;flex-wrap:wrap;gap:10px}.err,.ok{padding:13px 15px;border-radius:12px;margin-bottom:15px}.err{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.ok{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.table-wrap{overflow:auto}table{width:100%;border-collapse:separate;border-spacing:0}th,td{padding:14px 12px;border-bottom:1px solid #edf1f5;text-align:left;vertical-align:top;white-space:nowrap}th{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:#64748b;background:#f8fafc}tr:hover td{background:#fafcff}.thumb{max-width:86px;max-height:64px;border-radius:10px;object-fit:cover;border:1px solid var(--line)}.site-footer{text-align:center;padding:26px 18px;color:#64748b;font-size:12px}.site-footer strong{color:#1e293b}.empty{text-align:center;padding:40px;color:#94a3b8}.login-page{min-height:100vh;display:grid;place-items:center;padding:25px}.login-card{width:min(440px,100%);padding:34px;border-radius:26px;background:rgba(255,255,255,.96);box-shadow:0 30px 80px rgba(15,23,42,.14);border:1px solid #e2e8f0}.login-brand{text-align:center;margin-bottom:28px}.login-brand img{width:76px;height:76px;object-fit:contain;border-radius:20px;margin-bottom:12px}.login-brand .brand-mark{margin:0 auto 12px;width:76px;height:76px;font-size:34px}.login-brand h1{margin:0;font-size:24px}.login-brand p{margin:7px 0;color:var(--muted);font-size:13px}.preview-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(360px,.9fr);gap:20px}.designer-preview{position:sticky;top:100px;min-height:580px;border-radius:24px;overflow:hidden;background:#e2e8f0;display:grid;place-items:center;padding:28px}.qr-stage{position:relative;width:min(420px,100%);aspect-ratio:1/1;border-radius:24px;overflow:hidden;display:grid;place-items:center;background:#fff;box-shadow:0 30px 70px rgba(15,23,42,.18)}.qr-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:none}.qr-overlay{position:absolute;inset:0;background:#fff;opacity:.18}.qr-safe{position:relative;z-index:2;background:#fff;padding:18px;border-radius:18px;box-shadow:0 10px 30px rgba(15,23,42,.08)}#qr-preview{display:block}.qr-logo-preview{position:absolute;z-index:4;width:72px;height:72px;border-radius:14px;object-fit:contain;background:#fff;padding:6px;box-shadow:0 5px 18px #0002;display:none}.designer-note{font-size:12px;color:var(--muted);background:#f8fafc;border:1px dashed #cbd5e1;padding:12px;border-radius:12px}.color-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.color-row input{height:48px;padding:4px}.range-row{display:grid;grid-template-columns:1fr 90px;align-items:center;gap:12px}.upload-preview{display:flex;align-items:center;gap:12px}.upload-preview img{width:58px;height:58px;border-radius:12px;object-fit:cover;border:1px solid var(--line)}.hero{padding:34px;border-radius:24px;background:linear-gradient(135deg,#0f172a,#172554 60%,#312e81);color:#fff;box-shadow:0 25px 70px rgba(15,23,42,.18)}.hero h1{margin:0;font-size:36px;letter-spacing:-.05em}.hero p{color:#cbd5e1}.kpi-line{display:flex;gap:10px;flex-wrap:wrap}.pill{display:inline-flex;padding:7px 10px;border-radius:999px;background:#eef2ff;color:#3730a3;font-size:11px;font-weight:800}.mobile-menu{display:none}.switch{display:flex;align-items:center;gap:10px}.switch input{width:auto}.brand-form{display:grid;grid-template-columns:1fr 1fr;gap:18px}.brand-form .full{grid-column:1/-1}
@media(max-width:1000px){.sidebar{width:230px}.main{margin-left:230px;width:calc(100% - 230px)}.preview-layout{grid-template-columns:1fr}.designer-preview{position:static}.grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.sidebar{transform:translateX(-100%);transition:.25s}.sidebar.open{transform:translateX(0)}.main{margin-left:0;width:100%}.mobile-menu{display:inline-flex}.topbar{padding:0 16px}.content{padding:20px 14px}.grid,.form-grid,.brand-form{grid-template-columns:1fr}.page-head{flex-direction:column}.designer-preview{min-height:430px;padding:18px}.hero h1{font-size:28px}.topbar .user span{display:none}}
/* Spider QR asset hardening */
.brand img,.login-brand img,.upload-preview img,.qr-logo-preview,.thumb{background:#fff;}