:root{--bg:#f3f6fb;--panel:#fff;--text:#172033;--muted:#667085;--line:#e3e8ef;--green:#06c755;--blue:#2563eb;--red:#dc2626}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif}a{color:var(--blue);text-decoration:none}code{background:#eef2f7;padding:2px 5px;border-radius:4px}.sidebar{position:fixed;inset:0 auto 0 0;width:236px;background:#111827;color:white;padding:22px 18px}.brand{font-size:18px;line-height:1.35;font-weight:700;margin-bottom:26px}.brand b{color:#93c5fd}.sidebar nav{display:grid;gap:8px}.sidebar a{color:#dbeafe;padding:11px 12px;border-radius:8px}.sidebar a:hover{background:#1f2937}.main{margin-left:236px;padding:26px;min-height:100vh}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.page-head h1{margin:0 0 6px;font-size:28px}.page-head p{margin:0;color:var(--muted)}.panel,.form-panel,.phone-panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px;margin-bottom:18px}.panel h2,.form-panel h2{margin:0 0 14px;font-size:18px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}.stats div{background:white;border:1px solid var(--line);border-radius:8px;padding:18px}.stats b{display:block;font-size:30px}.stats span{color:var(--muted)}table{width:100%;border-collapse:collapse;background:white}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px 10px;font-size:14px;vertical-align:middle}th{color:#475467;background:#f8fafc}.empty{text-align:center;color:var(--muted);padding:28px}.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.actions form{display:inline}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:4px 9px;font-size:12px;background:#eef2f7;color:#334155}.badge.published{background:#dcfce7;color:#166534}.badge.bound{background:#dbeafe;color:#1d4ed8}.badge.unused,.badge.draft{background:#f1f5f9;color:#475569}.message{padding:12px 14px;border-radius:8px;margin-bottom:12px;background:#eff6ff;color:#1d4ed8}.message.error{background:#fef2f2;color:#b91c1c}.message.success{background:#ecfdf3;color:#047857}button,.link-button{border:1px solid var(--line);background:white;color:#111827;border-radius:8px;padding:9px 13px;cursor:pointer;font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center}.primary{border-color:var(--green);background:var(--green);color:white}.stack{display:grid;gap:12px}input,textarea,select{width:100%;border:1px solid #d0d5dd;border-radius:8px;padding:10px 11px;font:inherit;background:white;color:#111827}textarea{resize:vertical}label{display:grid;gap:6px;font-weight:700;color:#344054}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field-grid .wide{grid-column:1/-1}.editor{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:18px;align-items:start}.switches{display:flex;gap:18px;margin-top:16px}.switches label{display:flex;align-items:center;gap:8px}.switches input{width:auto}.savebar{position:sticky;bottom:0;background:white;border-top:1px solid var(--line);padding:14px 0 0;margin-top:18px;display:flex;gap:10px}.phone-panel{position:sticky;top:24px}.phone{width:330px;margin:auto;border:10px solid #111827;border-radius:30px;background:#111827;box-shadow:0 24px 60px rgba(15,23,42,.25)}.phone-screen{height:680px;overflow:auto;border-radius:20px;background:#f8fafc}.lp-hero{min-height:430px;padding:16px;color:white;background:linear-gradient(150deg,#12345b,#14916f 55%,#f2c94c)}.lp-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.lp-top span{font-weight:900}.lp-top button,.line-btn{border:0;background:var(--green);color:white;border-radius:8px;font-weight:900}.lp-hero h2{font-size:28px;line-height:1.1;margin:52px 0 12px}.lp-hero p{line-height:1.5;color:#eef6ff}.teacher{display:flex;gap:10px;background:rgba(255,255,255,.14);padding:10px;border-radius:8px}.avatar{width:54px;height:54px;border-radius:8px;background:#dbeafe;color:#1d4ed8;display:grid;place-items:center;font-weight:900;flex:none}.teacher small{display:block;color:#e0f2fe;margin-top:4px;line-height:1.35}.line-btn{width:100%;padding:13px;margin-top:18px}.lp-section{padding:15px}.online{background:white;border:1px solid var(--line);border-radius:8px;padding:12px}.online b{font-size:24px;color:var(--red)}.lp-section ol,.lp-section ul{background:white;border:1px solid var(--line);border-radius:8px;margin:14px 0 0;padding:14px 14px 14px 34px}.lp-section li{margin:8px 0}.lp-section li span{display:block;color:#667085}.sticky-preview{position:sticky;bottom:0;background:var(--green);color:white;margin:0 12px 12px;border-radius:8px;padding:13px;text-align:center;font-weight:900}.login-body{display:grid;place-items:center;min-height:100vh;background:linear-gradient(135deg,#0f172a,#14532d)}.login-box{width:min(420px,calc(100% - 32px));background:white;border-radius:8px;padding:28px;box-shadow:0 30px 70px rgba(0,0,0,.28)}.login-box h1{font-size:24px;margin:0 0 6px}.login-box p{color:var(--muted);margin:0 0 18px}.login-box label{margin-bottom:14px}
@media(max-width:1050px){.editor{grid-template-columns:1fr}.phone-panel{position:static}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){.sidebar{position:static;width:auto}.main{margin-left:0;padding:16px}.field-grid,.stats{grid-template-columns:1fr}.page-head{display:grid}.phone{width:100%;max-width:330px}}


/* V3.2 simplified editor */
.simple-editor{display:grid;grid-template-columns:minmax(0,1fr) 430px;gap:18px;align-items:start}
.simple-main{display:grid;gap:16px}
.edit-section{padding:20px}
.edit-section h2{margin:0 0 8px;font-size:18px}
.section-note{margin:0 0 16px;color:#718096;font-size:13px;line-height:1.6}
.copy-group{padding:18px 0;border-top:1px solid #edf0f5}
.copy-group:first-of-type{border-top:0}
.copy-group h3{margin:0 0 12px;font-size:15px}
.image-editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.image-edit-card{border:1px solid #e1e5ec;border-radius:14px;padding:14px;background:#fafbfd}
.image-edit-card strong{display:block;margin-bottom:10px}
.image-edit-card img{display:block;width:100%;height:220px;object-fit:cover;border-radius:10px;background:#eef2f6;margin-bottom:10px}
.simple-preview{position:sticky;top:18px}
.preview-sticky{background:#111827;border-radius:16px;padding:12px;color:#fff}
.preview-title{font-weight:700;margin:0 0 10px}
.preview-sticky iframe{display:block;width:390px;max-width:100%;height:740px;border:0;border-radius:12px;background:#fff;margin:auto}
.preview-sticky small{display:block;color:#9aa5b5;text-align:center;margin-top:8px}
.simple-savebar{position:sticky;bottom:12px;z-index:10}
.domain-add-btn{width:100%;margin-top:10px}
@media(max-width:1100px){.simple-editor{grid-template-columns:1fr}.simple-preview{position:static}.preview-sticky iframe{height:680px}}
@media(max-width:700px){.image-editor-grid{grid-template-columns:1fr}.image-edit-card img{height:180px}}

.path-result{padding:10px 12px;border-radius:10px;background:#f5f8ff;border:1px solid #dce7ff;color:#526078}.path-result strong{color:#145ee7;word-break:break-all}.site-url{margin-top:4px;font-size:12px;color:#8a94a6}.hint{display:block;margin-top:5px;color:#8a94a6;font-size:12px;line-height:1.5}