:root{
  --bg:#0e1016; --bg2:#161a24; --card:#1a1f2b; --ink:#eef1f7; --muted:#9aa3b5;
  --line:#2a3040; --accent:#5b8cff; --accent2:#22d3ee; --good:#34d399; --r:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:radial-gradient(1200px 600px at 20% -10%,#1c2233 0,var(--bg) 60%);color:var(--ink);min-height:100vh}
a{color:var(--accent);text-decoration:none}
.wrap{max-width:1280px;margin:0 auto;padding:14px clamp(16px,3vw,32px) clamp(16px,3vw,32px)}

/* header toolbar: brand + search + actions all in one compact row */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:14px;
  padding-bottom:14px;border-bottom:1px solid var(--line)}
.topbar-right{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.brand{font-weight:800;font-size:1.28rem;letter-spacing:-.02em;display:flex;align-items:center;gap:10px;white-space:nowrap}
.brand .dot{width:11px;height:11px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 0 16px var(--accent)}
.brand-count{color:var(--muted);font-weight:600;font-size:.78rem;letter-spacing:0}
.sub{color:var(--muted);font-weight:600}
.btn{font-family:inherit;font-weight:700;font-size:.9rem;padding:10px 16px;border-radius:11px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:.15s}
.btn:hover{border-color:var(--accent);color:#fff}
.btn.primary{background:linear-gradient(135deg,var(--accent),#4f6fe0);border-color:transparent;color:#fff}
.btn.primary:hover{filter:brightness(1.1)}
.btn.small{padding:7px 11px;font-size:.8rem}

/* group tabs */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.tab{font-family:inherit;font-weight:700;font-size:.86rem;padding:8px 15px;border-radius:999px;border:1px solid var(--line);background:var(--bg2);color:var(--muted);cursor:pointer;transition:.15s}
.tab:hover{color:var(--ink)}
.tab.active{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04121f;border-color:transparent}
.tab .n{opacity:.7;font-weight:800;margin-left:5px}

.search{width:220px}
.search input{width:100%;font-family:inherit;font-size:.86rem;padding:9px 13px;border-radius:11px;border:1px solid var(--line);background:var(--bg2);color:var(--ink)}
.search input:focus{outline:none;border-color:var(--accent)}

/* grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px}
.mcard{background:linear-gradient(180deg,var(--card),#151a24);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  transition:transform .18s,box-shadow .18s,border-color .18s;position:relative}
.mcard:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.45);border-color:#3a4560}
.mcard .stage{position:relative;aspect-ratio:1;background:radial-gradient(circle at 50% 35%,#222a3a,#12151d);display:flex;align-items:center;justify-content:center}
.mcanvas{width:100%;height:100%;display:block}
.mcard.is-loading .stage::after{content:"";position:absolute;width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}
.mcard.is-error .stage::after{content:"⚠ can't render";color:var(--muted);font-size:.8rem;font-weight:700}
@keyframes spin{to{transform:rotate(360deg)}}
.mbody{padding:9px 12px 10px}
.mname{font-weight:800;font-size:.92rem;letter-spacing:-.01em;word-break:break-word;line-height:1.25}
.mmeta{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:3px}
.mmeta-left{color:var(--muted);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mmeta-fmt{flex:none;background:var(--bg2);border:1px solid var(--line);color:var(--accent2);
  font-size:.62rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;padding:2px 7px;border-radius:6px}
.mactions{display:flex;gap:5px;margin-top:8px;flex-wrap:wrap}
.mactions .btn{padding:5px 9px;font-size:.72rem}

.empty{text-align:center;color:var(--muted);font-weight:700;padding:70px 20px;border:1px dashed var(--line);border-radius:var(--r);background:var(--bg2)}

/* QR / link modal */
.overlay{position:fixed;inset:0;background:rgba(6,8,12,.72);backdrop-filter:blur(4px);display:none;place-items:center;z-index:60;padding:20px}
.overlay.open{display:grid}
.modal{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px;max-width:380px;width:100%;text-align:center}
.modal h3{font-size:1.15rem;margin-bottom:4px}
.modal .qr{background:#fff;border-radius:14px;padding:14px;display:inline-block;margin:14px 0}
.modal .qr svg{display:block;width:200px;height:200px}
.linkrow{display:flex;gap:8px;margin-top:6px}
.linkrow input{flex:1;font-family:inherit;font-size:.82rem;padding:9px 11px;border-radius:10px;border:1px solid var(--line);background:var(--bg2);color:var(--ink)}
.close-x{position:absolute;top:14px;right:16px;background:none;border:none;color:var(--muted);font-size:1.4rem;cursor:pointer}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--good);color:#04140d;font-weight:800;
  padding:10px 18px;border-radius:12px;opacity:0;transition:.25s;z-index:80;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* showcase overlay */
.showcase{position:fixed;inset:0;background:radial-gradient(1000px 700px at 50% 20%,#1a2233,#05070c 70%);display:none;flex-direction:column;z-index:70}
.showcase.open{display:flex}
.sc-stage{flex:1;display:flex;align-items:center;justify-content:center;min-height:0}
#scCanvas{width:min(88vmin,860px);height:min(88vmin,860px);max-width:100%}
.sc-cap{text-align:center;padding:6px 20px 2px}
.sc-cap .name{font-size:1.5rem;font-weight:800;letter-spacing:-.02em}
.sc-cap .count{color:var(--muted);font-weight:700;margin-top:2px}
.sc-controls{display:flex;gap:10px;justify-content:center;padding:18px;flex-wrap:wrap}

/* single viewer page */
body.viewerpage{overflow:hidden}
.vtop{position:fixed;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:14px 20px;z-index:10;background:linear-gradient(180deg,rgba(8,10,15,.85),transparent)}
.vtop .name{font-weight:800;font-size:1.1rem}
#viewer{position:fixed;inset:0;z-index:1}
#viewer canvas{display:block}
body.light #viewer{background:radial-gradient(circle at 50% 40%,#eef1f7,#cfd6e4)}
#vloading{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;color:var(--muted);font-weight:700;z-index:2}
.vtools{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:10;
  background:rgba(16,20,28,.8);border:1px solid var(--line);border-radius:14px;padding:8px;backdrop-filter:blur(8px)}
.vtools .btn.on,.sc-controls .btn.on{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04121f;border-color:transparent}
.showcase:fullscreen{width:100vw;height:100vh;background:var(--bg)}
@media(max-width:640px){ .topbar-right{width:100%} .search{width:auto;flex:1;min-width:140px} }
@media(max-width:560px){ .grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px} }