:root{--ink:#171321;--muted:#777282;--line:#e5e2eb;--violet:#6d4aff;--violet-2:#8b5cf6;--cyan:#20d3ee;--bg:#f7f7fc;--ok:#24795a;--danger:#b42339}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(circle at 18% 0,#efeaff 0,#f8f8fc 31%,#f4f6fb 100%);color:var(--ink);font:15px Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.topbar{position:sticky;top:0;z-index:10;display:flex;height:76px;align-items:center;justify-content:space-between;border-bottom:1px solid #e7e3ef;background:#fffffff2;padding:0 32px;backdrop-filter:blur(18px);box-shadow:0 12px 34px #1d153808}
.brand{display:flex;align-items:center;gap:11px;background:transparent;text-align:left}
.brand-mark{display:grid;width:42px;height:42px;place-items:center;border-radius:14px;background:linear-gradient(135deg,var(--violet),var(--violet-2));color:#fff;font-weight:900;box-shadow:0 12px 28px #6d4aff45}
.brand b,.brand small{display:block}
.brand small{margin-top:2px;color:#8b8792;font-size:11px}
.topbar nav{display:flex;gap:4px;border-radius:14px;background:#eeecf5;padding:4px;box-shadow:inset 0 1px 2px #1d15380c}
.nav{border-radius:9px;background:transparent;padding:9px 13px;color:#777282;font-weight:650}
.nav.active{background:#fff;color:var(--ink);box-shadow:0 6px 18px #1b152014}
.studio-nav.active{color:#4f35d7}
.admin-nav.active{color:#1d6d78}
.account{display:flex;align-items:center;gap:10px}
.account span{color:var(--muted);font-size:12px;font-weight:800}
.account form{margin:0}
.button,button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:11px;padding:10px 14px;background:#1a1721;color:#fff;font-weight:800;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}
.button:hover,button:hover{transform:translateY(-1px);box-shadow:0 12px 24px #1a17211a}
.button.dark{background:#1a1721;color:#fff}
.button.primary{background:linear-gradient(135deg,var(--violet),var(--violet-2));color:#fff}
.button.outline,.button.secondary,button.secondary{border:1px solid var(--line);background:#fff;color:var(--ink)}
.button.small,button.small{padding:8px 10px;font-size:12px}
.button.danger,button.danger{background:var(--danger);color:#fff}
.button.copied,button.copied{background:var(--ok);color:#fff}
.button.copy-error,button.copy-error{background:var(--danger);color:#fff}
.link-button{display:inline-flex;border:0;background:transparent;color:var(--violet);padding:0;font:inherit;font-weight:800;box-shadow:none}
.link-button:hover{transform:none;box-shadow:none;text-decoration:underline}
button:disabled,.button:disabled{cursor:not-allowed;opacity:.45}
main{min-height:calc(100vh - 76px)}
.page{max-width:1420px;margin:auto;padding:38px 30px}
.narrow{width:min(460px,94vw)}
.two-cols{display:grid;grid-template-columns:minmax(300px,38%) 1fr;gap:0}
.page.two-cols{max-width:none;padding:0}
.page.two-cols aside{min-height:calc(100vh - 76px);border-right:1px solid var(--line);padding:28px}
.panel{background:transparent}
.panel h1,.panel h2{margin:6px 0 18px}
.eyebrow{color:#7b7585;font-size:11px;font-weight:800;letter-spacing:1.4px}
h1{margin:7px 0 12px;font-size:38px;line-height:1.04;letter-spacing:-1.4px}
h2{margin:0 0 14px;font-size:24px}
h3{margin:18px 0 8px}
p{color:var(--muted);line-height:1.6}
input,select,textarea{width:100%;border:1px solid var(--line);border-radius:11px;background:#fff;padding:11px 13px;outline:0}
textarea{resize:vertical;line-height:1.55}
.filters{display:grid;grid-template-columns:1fr auto;gap:8px;margin:18px 0 10px}
.addon-list{display:grid;gap:10px;margin-top:16px}
.addon-row{display:block;width:100%;border:1px solid var(--line);border-radius:16px;background:linear-gradient(180deg,#fff,#fbfaff);padding:15px;text-align:left;transition:border-color .18s,box-shadow .18s,transform .18s}
.addon-row:hover,.addon-row.active{border-color:#8f78e8;box-shadow:0 14px 34px #32235c18;transform:translateY(-1px)}
.addon-row b,.addon-row small{display:block}
.addon-row small{margin-top:5px;color:var(--muted)}
.detail{padding:34px;background:linear-gradient(180deg,#fff,#fbfbff)}
.empty-detail{display:grid;min-height:60vh;place-items:center;color:var(--muted);text-align:center}
.detail-page{display:grid;gap:18px}
.detail-top{display:flex;align-items:start;justify-content:space-between;gap:20px}
.detail h1{margin:10px 0 8px;font-size:32px}
.detail p{color:var(--muted);line-height:1.6}
.actions,.detail-actions{display:flex;gap:8px;flex-wrap:wrap}
.tag{display:inline-flex;margin:0 5px 6px 0;border:1px solid #e4e1e9;border-radius:99px;background:#f6f5f8;padding:6px 10px;color:#625d6b;font-size:12px;font-weight:650}
.carousel-tools{display:flex;align-items:center;justify-content:center;gap:12px;margin:4px 0 10px}
.carousel-tools span{color:var(--muted);font-weight:800}
.preview{overflow:hidden;border:1px solid var(--line);border-radius:17px;background:#fff;box-shadow:0 22px 55px #241a4210}
.preview-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 12px;border-bottom:1px solid var(--line);background:#fff;color:#8b8791;font-size:10px;font-weight:900;letter-spacing:.9px}
.preview-bar>div{display:flex;gap:6px;flex-wrap:wrap}
.preview iframe{display:block;width:100%;height:min(64vh,720px);border:0;background:#fff}
.tabs{margin-top:4px;border:1px solid var(--line);border-radius:13px;background:#fff;padding:18px}
.files{overflow:hidden;border:1px solid var(--line);border-radius:13px}
.files div,.row{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:11px 12px;font:12px ui-monospace,SFMono-Regular,Menlo,monospace}
.files div:last-child,.row:last-child{border-bottom:0}
.files a{color:var(--violet);font-weight:800}
.code{max-height:330px;overflow:auto;border-radius:13px;background:#191720;padding:15px;color:#e8e5ed;font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap}
.form{display:grid;gap:12px;border:1px solid var(--line);border-radius:18px;background:#fff;padding:22px;box-shadow:0 18px 50px #2a21470c}
.form label{display:grid;gap:7px;font-weight:800}
.split-title,.intro,.detail-top{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:22px}
.split-title p,.intro p{max-width:540px}
.admin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
.panel-link,.table-list,.hero-panel,.ai-card{border:1px solid var(--line);border-radius:22px;background:linear-gradient(180deg,#fff,#fbfaff);padding:22px;box-shadow:0 24px 65px #2a214712}
.panel-link{transition:transform .18s,box-shadow .18s,border-color .18s}
.panel-link:hover{transform:translateY(-2px);border-color:#8f78e8;box-shadow:0 30px 70px #2a21471c}
.panel-link span,.row span,.ai-card span{display:block;margin-top:5px;color:var(--muted);font-size:13px}
.table-list{display:grid;gap:10px}
.row{font:inherit;border-radius:14px;background:#fff}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.row-actions form{margin:0}
.admin-layout{display:grid;grid-template-columns:minmax(320px,42%) 1fr;gap:18px}
.inline-form{margin-top:18px}
.flash{max-width:1420px;margin:16px auto 0;border-radius:12px;padding:12px 15px;background:#effbf5;color:var(--ok);font-weight:650}
.flash.error{background:#fff1f2;color:var(--danger)}
.message{max-width:1420px;margin:0 auto 18px;border-radius:12px;padding:12px 15px;background:#fff1f2;color:var(--danger);font-weight:650}
.hero-panel{margin-bottom:24px}
.hero-panel h1{font-size:42px}
.hero-panel{position:relative;overflow:hidden}
.hero-panel:after{content:"";position:absolute;right:-80px;top:-80px;width:220px;height:220px;border-radius:999px;background:linear-gradient(135deg,#6d4aff22,#20d3ee22);pointer-events:none}
.ai-config{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.ai-config span{border:1px solid #e4e1e9;border-radius:99px;background:#f6f5f8;padding:6px 10px;color:#625d6b;font-size:12px;font-weight:800}
.clear-studio{margin-top:14px}
.studio-shell{display:grid;grid-template-columns:minmax(360px,42%) 1fr;gap:18px;align-items:start}
.studio-space .split-title{border:1px solid #e5ddff;border-radius:24px;background:linear-gradient(135deg,#fff,#f6f1ff);padding:24px;box-shadow:0 24px 65px #6d4aff14}
.studio-hub-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.studio-list{border-color:#e5ddff;background:linear-gradient(180deg,#fff,#fbf8ff)}
.addon-admin-row{align-items:center}
.studio-form textarea{min-height:260px}
.studio-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid #eceaf1;padding-top:12px}
.studio-actions span{color:var(--muted);font-size:12px;font-weight:800}
.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.ai-card{display:grid;gap:14px;min-height:380px}
.ai-card b{font-size:20px}
.ai-card form{margin:0}
.proposal-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.studio-preview iframe{height:330px}
.proposal-details{border:1px solid var(--line);border-radius:13px;background:#fff;padding:12px}
.proposal-details summary{cursor:pointer;color:var(--violet);font-weight:800}
.proposal-details .code{max-height:220px;margin:10px 0}
.preview-placeholder{display:grid;min-height:300px;place-items:center;align-content:center;gap:14px;border:1px dashed #d6d0df;border-radius:14px;background:#faf9fc;color:var(--muted);font-weight:800;text-align:center;padding:18px}
.preview-placeholder[data-state=running]{border-color:#8f78e8;background:#f4f0ff;color:var(--violet)}
.preview-placeholder[data-state=done]{border-color:#bde8d3;background:#effbf5;color:var(--ok)}
.preview-placeholder[data-state=error]{border-color:#ffc4cc;background:#fff1f2;color:var(--danger)}
.preview-modal{position:fixed;inset:0;z-index:99;display:none;place-items:center;background:#11131bd9;padding:22px}
.preview-modal:target{display:grid}
.preview-modal-card{display:grid;grid-template-rows:auto 1fr;width:min(1500px,96vw);height:min(920px,94vh);overflow:hidden;border:1px solid #ffffff26;border-radius:18px;background:#fff;box-shadow:0 30px 90px #0008}
.preview-modal-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;border-bottom:1px solid var(--line)}
.preview-modal-head>div{display:flex;gap:8px;flex-wrap:wrap}
.preview-modal iframe{width:100%;height:100%;border:0;background:#fff}
@media(max-width:980px){
  .topbar{height:auto;min-height:76px;align-items:flex-start;flex-direction:column;padding:14px 16px}
  .topbar nav{display:flex}
  .account span{display:none}
  .page.two-cols,.admin-grid,.admin-layout,.studio-shell,.ai-grid{grid-template-columns:1fr}
  .page.two-cols aside{min-height:auto;border-right:0;border-bottom:1px solid var(--line)}
  .detail{padding:24px 16px}
  .detail-top,.split-title,.intro{align-items:start;flex-direction:column}
}
@media(max-width:820px){
  .view,.page{padding:25px 16px}
  .filters{grid-template-columns:1fr}
  .preview iframe{height:520px}
  .preview-modal{padding:8px}
  .preview-modal-card{width:100vw;height:100vh;border-radius:0}
  .preview-modal-head{align-items:start;flex-direction:column}
}