:root{color-scheme:dark;--bg:#090d12;--surface:#111820;--surface-strong:#151f29;--surface-soft:#1a2530;--line:#263443;--text:#eef4f8;--muted:#9caab8;--accent:#23c7ac;--accent-strong:#78e5d2;--danger:#ff897d;--shadow:0 22px 64px rgba(0,0,0,0.46)}*{box-sizing:border-box}body,html{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a,button{-webkit-tap-highlight-color:transparent}.app-shell{display:grid;grid-template-rows:64px 1fr;min-height:100vh}.topbar{align-items:center;background:rgba(17,24,32,.95);border-bottom:1px solid var(--line);display:grid;grid-gap:16px;gap:16px;grid-template-columns:44px minmax(0,1fr) auto;padding:10px 18px;position:-webkit-sticky;position:sticky;top:0;z-index:10}.brand{display:grid;grid-gap:2px;gap:2px;min-width:0}.brand span{color:var(--muted);font-size:12px;line-height:1.2}.brand strong{font-size:18px;font-weight:700;line-height:1.25;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.toolbar{align-items:center;display:flex;gap:8px}.icon-button{align-items:center;border:1px solid var(--line);color:var(--text);cursor:pointer;display:inline-flex;height:40px;justify-content:center;width:40px;background:var(--surface);border-radius:8px;text-decoration:none}.icon-button.disabled,.icon-button:disabled{cursor:not-allowed;opacity:.45;pointer-events:none}.icon-button:hover{background:var(--surface-soft);border-color:#405366}.workspace{display:grid;grid-template-columns:0 minmax(0,1fr);min-height:0;transition:grid-template-columns .18s ease}.workspace.drawer-visible{grid-template-columns:292px minmax(0,1fr)}.site-drawer{background:#0d141b;border-right:1px solid var(--line);display:grid;grid-template-rows:auto minmax(0,1fr);min-height:0;overflow:hidden}.admin-form{border-bottom:1px solid var(--line);display:grid;grid-gap:8px;gap:8px;padding:10px 8px}.admin-form label{display:grid;grid-gap:4px;gap:4px;min-width:0}.admin-form label span{color:var(--muted);font-size:11px;font-weight:700;line-height:1.2;text-transform:uppercase}.admin-form input,.admin-form select{background:var(--surface);border:1px solid var(--line);border-radius:8px;color:var(--text);font:inherit;font-size:13px;height:36px;min-width:0;outline:0;padding:0 10px;width:100%}.admin-form input:focus,.admin-form select:focus{border-color:rgba(35,199,172,.72)}.admin-form-row{align-items:end;display:grid;grid-gap:8px;gap:8px;grid-template-columns:minmax(0,1fr) auto}.admin-submit{align-items:center;background:var(--accent);border:1px solid transparent;border-radius:8px;color:#06201b;cursor:pointer;display:inline-flex;font:inherit;font-size:13px;font-weight:800;gap:6px;height:36px;justify-content:center;padding:0 12px}.admin-submit:disabled{cursor:not-allowed;opacity:.58}.form-error{color:var(--danger);font-size:12px;line-height:1.35;margin:0}.site-drawer nav{display:grid;grid-gap:5px;gap:5px;max-height:calc(100vh - 64px);overflow:auto;padding:8px}.site-link{background:transparent;border:1px solid transparent;border-radius:8px;color:var(--text);display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:2px;gap:2px;min-height:32px;padding:0;text-align:left;width:100%}.site-link:hover{background:var(--surface-soft);border-color:var(--line)}.site-link.selected{background:rgba(35,199,172,.14);border-color:rgba(35,199,172,.6)}.site-select{background:transparent;border:0;color:inherit;cursor:pointer;display:grid;grid-gap:2px;gap:2px;min-width:0;padding:6px 9px;text-align:left}.site-select span{font-size:14px;font-weight:700;line-height:1.25;min-width:0;overflow-wrap:anywhere}.status-toggle{align-items:center;align-self:center;background:transparent;border:0;color:var(--muted);cursor:pointer;display:inline-flex;gap:5px;height:28px;padding:0 8px 0 4px}.status-toggle span{background:#617080;border-radius:999px;height:8px;width:8px}.status-toggle strong{font-size:10px;font-weight:800;letter-spacing:0;line-height:1;text-transform:uppercase}.status-toggle.active{color:var(--accent-strong)}.status-toggle.active span{background:var(--accent)}.status-toggle:disabled{cursor:wait;opacity:.55}.frame-stage{display:grid;min-width:0;overflow:auto;padding:18px;place-items:center}.frame-wrap{background:#05070a;border:1px solid #2d3946;box-shadow:var(--shadow);height:calc(100vh - 100px);max-height:920px;overflow:hidden;transition:max-width .18s ease,width .18s ease;width:100%}.frame-wrap.desktop{max-width:1440px}.frame-wrap.mobile{border-radius:24px;max-width:420px}.frame-wrap iframe{border:0;display:block;height:100%;width:100%}.empty-state,.state-text{color:var(--muted);font-size:14px;line-height:1.5;margin:0}.state-text{padding:12px}.state-text.error{color:var(--danger)}.empty-state{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:18px}@media (max-width:760px){.app-shell{grid-template-rows:auto 1fr}.topbar{gap:10px;grid-template-columns:40px minmax(0,1fr) auto;padding:10px 12px}.toolbar{justify-content:flex-end}.workspace,.workspace.drawer-visible{grid-template-columns:minmax(0,1fr);grid-template-rows:0 minmax(0,1fr)}.workspace.drawer-visible{grid-template-rows:minmax(56px,auto) minmax(0,1fr)}.workspace.admin-mode.drawer-visible{grid-template-rows:minmax(176px,auto) minmax(0,1fr)}.site-drawer{border-bottom:1px solid var(--line);border-right:0}.admin-form{gap:6px;padding:8px 12px}.admin-form input,.admin-form select,.admin-submit{height:34px}.site-drawer nav{display:flex;gap:6px;max-height:92px;overflow-x:auto;overflow-y:hidden;padding:6px 12px}.site-link{align-content:center;flex:0 0 112px;min-height:32px;padding:5px 8px}.site-select{padding:0}.site-select span{font-size:13px}.status-toggle{padding-right:0}.status-toggle strong{display:none}.frame-stage{padding:12px}.frame-wrap{height:calc(100vh - 158px)}.frame-wrap.mobile{border-radius:20px;max-width:390px}}