:root{--bg:#f4f7fb;--panel:#fff;--text:#172033;--muted:#667085;--line:#e4e9f2;--primary:#1964dd;--primary-dark:#0f4fb8;--danger:#d92d20;--success:#067647;--warning:#b54708;--shadow:0 12px 35px rgba(16,24,40,.08)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}a{color:inherit}.topbar{height:68px;background:#101828;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 28px;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#1d73ff,#66a1ff);font-size:18px}.topbar nav{display:flex;align-items:center;gap:18px}.topbar a{text-decoration:none;color:#e4e7ec}.container{width:min(1180px,calc(100% - 36px));margin:34px auto}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:24px}.page-head h1{font-size:30px;line-height:1.15;margin:0 0 8px;letter-spacing:-.04em}.page-head p{margin:0;color:var(--muted)}.panel{background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:minmax(0,1fr) minmax(320px,.55fr)}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}.tour-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 6px 18px rgba(16,24,40,.05)}.tour-card h3{margin:0 0 8px;font-size:19px}.tour-card p{margin:0 0 18px;color:var(--muted);font-size:14px}.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.btn{appearance:none;border:0;border-radius:11px;padding:11px 16px;font-weight:700;font-size:14px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.18s ease;background:#eef2f8;color:#344054}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-danger{background:#fef3f2;color:var(--danger)}.btn-ghost{background:transparent;border:1px solid var(--line)}.field{display:grid;gap:7px;margin-bottom:16px}.field label{font-weight:700;font-size:14px}.field input,.field select,.field textarea{width:100%;border:1px solid #cfd6e2;border-radius:11px;padding:12px 13px;font:inherit;background:#fff;color:var(--text)}.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid rgba(25,100,221,.14);border-color:var(--primary)}.hint{font-size:13px;color:var(--muted)}.flash{border-radius:12px;padding:12px 15px;margin-bottom:16px;font-size:14px}.flash-success{background:#ecfdf3;color:var(--success)}.flash-error{background:#fef3f2;color:var(--danger)}.flash-warning{background:#fffaeb;color:var(--warning)}.empty{padding:42px;text-align:center;color:var(--muted);border:1px dashed #cfd6e2;border-radius:16px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 15%,#dfeaff,transparent 30%),#f4f7fb}.login-card{width:min(440px,100%);background:#fff;padding:32px;border-radius:22px;box-shadow:var(--shadow);border:1px solid var(--line)}.login-card h1{margin:18px 0 8px;font-size:28px}.login-card p{margin:0 0 24px;color:var(--muted)}.editor-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:18px}.scene-sidebar{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;max-height:calc(100vh - 130px);overflow:auto}.scene-sidebar h3{margin:0 0 14px}.scene-list{display:grid;gap:9px}.scene-item{padding:12px;border:1px solid var(--line);border-radius:12px;text-decoration:none;display:block}.scene-item.active{border-color:var(--primary);background:#eff5ff}.scene-item small{display:block;color:var(--muted);margin-top:4px}.editor-main{min-width:0}.viewer-shell{position:relative;background:#111827;border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}#panorama{height:min(68vh,720px);min-height:460px}.viewer-toolbar{display:flex;gap:10px;flex-wrap:wrap;padding:14px;background:#fff;border:1px solid var(--line);border-top:0;border-radius:0 0 18px 18px}.mode-banner{position:absolute;z-index:5;left:50%;top:18px;transform:translateX(-50%);background:#101828;color:#fff;padding:10px 14px;border-radius:999px;font-size:14px;box-shadow:0 8px 25px rgba(0,0,0,.22);display:none}.mode-banner.show{display:block}.section-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:26px 0 12px}.section-title h2{margin:0;font-size:20px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}th{background:#f8fafc;color:#475467}tr:last-child td{border-bottom:0}.codebox{width:100%;min-height:92px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#101828;color:#e4e7ec;border:0;border-radius:12px;padding:14px;resize:vertical}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700;background:#eff5ff;color:#175cd3}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}.public-tour{margin:0;background:#000;overflow:hidden}.public-tour #panorama{height:100vh;min-height:100vh}.tour-title{position:fixed;z-index:4;top:18px;left:18px;background:rgba(16,24,40,.84);backdrop-filter:blur(8px);color:#fff;padding:11px 15px;border-radius:12px;font-weight:700;max-width:calc(100% - 36px)}.public-brand{position:fixed;z-index:4;right:14px;bottom:14px;background:rgba(255,255,255,.9);padding:7px 10px;border-radius:9px;font-size:12px;color:#344054;text-decoration:none}@media(max-width:900px){.grid-2,.editor-layout,.two-col{grid-template-columns:1fr}.scene-sidebar{max-height:none}.topbar{padding:0 16px}.container{width:min(100% - 24px,1180px);margin:22px auto}.page-head{flex-direction:column}#panorama{height:58vh;min-height:390px}}