:root{
  --bg:#0f172a;
  --panel:#ffffff;
  --soft:#eef2ff;
  --line:#e5e7eb;
  --text:#0f172a;
  --muted:#64748b;
  --primary:#4f46e5;
  --primary2:#7c3aed;
  --success:#16a34a;
  --danger:#dc2626;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:linear-gradient(135deg,#eff6ff,#f8fafc 45%,#eef2ff);color:var(--text)}
a{text-decoration:none}code{background:#eef2ff;padding:2px 6px;border-radius:8px}
.shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh}
.sidebar{padding:28px 22px;background:rgba(15,23,42,.94);color:#fff;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:14px;align-items:center;margin-bottom:28px}
.brand-badge{width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,var(--primary),var(--primary2));display:grid;place-items:center;font-weight:800}
.brand h1{font-size:20px;margin:0}.brand p{margin:4px 0 0;color:#cbd5e1;font-size:13px}
.nav{display:flex;flex-direction:column;gap:10px}.nav-link{padding:14px 16px;border-radius:14px;color:#e2e8f0;background:rgba(255,255,255,.04)}.nav-link:hover,.nav-link-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff}
.main{padding:30px}.topbar{margin-bottom:20px;display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.topbar h2{margin:0}.topbar span{color:var(--muted)}.topbar-badge{padding:9px 12px;border-radius:999px;background:#eef2ff;color:var(--primary);font-size:12px;font-weight:800}
.page-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px}.page-head h3{margin:0 0 6px;font-size:28px}.page-head p{margin:0;color:var(--muted)}
.card{background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.65);border-radius:24px;padding:22px;box-shadow:0 20px 50px rgba(15,23,42,.08);margin-bottom:20px}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.stats-grid,.split-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.split-grid{grid-template-columns:1fr 1fr}.four-grid{grid-template-columns:repeat(4,1fr)}.builder-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px}.builder-panel,.preview-panel{margin-bottom:0}.compact-grid{grid-template-columns:1fr 1fr}.batch-layout{align-items:start}
.stat-card span{display:block;color:var(--muted);margin-bottom:10px}.stat-card strong{font-size:38px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:14px;border:none;cursor:pointer;font-weight:700}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff}.btn-soft{background:#eef2ff;color:var(--primary)}.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}.btn-sm{padding:10px 14px;font-size:13px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.full{grid-column:1/-1}.field{display:flex;flex-direction:column;gap:8px}.field label{font-weight:700;font-size:14px}.field input,.field textarea,.field select{width:100%;padding:13px 14px;border-radius:14px;border:1px solid var(--line);background:#fff;font:inherit}
.alert{padding:14px 16px;border-radius:14px;margin-bottom:18px}.alert-success{background:#ecfdf5;color:#166534}.alert-error{background:#fef2f2;color:#991b1b}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:14px 12px;border-bottom:1px solid #eef2f7;text-align:left;font-size:14px;vertical-align:top}th{color:#475569;font-size:13px;text-transform:uppercase;letter-spacing:.04em}.badge{display:inline-block;padding:7px 10px;border-radius:999px;background:#eef2ff;color:var(--primary);font-size:12px;font-weight:800;text-transform:capitalize}.badge-danger{background:#fee2e2;color:#b91c1c}
.quick-links{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.quick-link{padding:18px;border-radius:18px;background:linear-gradient(135deg,#f8fafc,#eef2ff);border:1px solid #e5e7eb;color:#111827;font-weight:700}
.editor-tools{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0}.editor-tools button,.editor-tools select,.editor-tools input{padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:#fff}.editor{min-height:320px;border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff}.token-box h4{margin-top:0}.token-list{display:flex;flex-wrap:wrap;gap:10px}.token-list span{background:#f1f5f9;padding:8px 10px;border-radius:999px;font-size:13px}
.preview-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.preview-head span{color:var(--muted);font-size:13px}.email-preview-bg{padding:20px;border-radius:24px;min-height:720px;background:#f5f7fb}.email-preview-card{max-width:700px;margin:0 auto;background:#fff;border-radius:24px;box-shadow:0 20px 50px rgba(15,23,42,.12);overflow:auto}.preview-render-wrap{padding:16px}.preview-render-wrap table{width:auto}
.progress-bar{height:14px;border-radius:999px;background:#e2e8f0;overflow:hidden;margin-bottom:14px}.progress-bar-fill{height:100%;background:linear-gradient(135deg,var(--primary),var(--primary2));border-radius:999px}.mini-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;color:var(--muted)}.mini-meta.spread{justify-content:space-between}.action-row{display:flex;gap:12px;flex-wrap:wrap}.muted-note{color:var(--muted);line-height:1.5}.compact-actions{align-items:center}
.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.media-card{padding:16px;border:1px solid var(--line);border-radius:18px;background:#f8fafc}.media-card-head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:10px}.assign-status{display:inline-block;padding:6px 10px;border-radius:999px;background:#e5e7eb;color:#334155;font-size:12px;font-weight:800}.assign-status-ok{background:#dcfce7;color:#166534}.thumb-row{margin-top:10px}.thumb-preview{display:block;width:100%;max-height:120px;object-fit:cover;border-radius:12px;border:1px solid var(--line)}.checkbox-inline{display:flex;gap:8px;align-items:center;margin-top:10px;color:#475569;font-size:13px}
@media (max-width:1100px){.shell{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.stats-grid,.builder-grid,.split-grid,.quick-links,.form-grid,.four-grid,.compact-grid,.media-grid{grid-template-columns:1fr}.topbar,.page-head,.mini-meta.spread{display:block}}