:root{
  --bg:#080c18;--panel:rgba(17,24,44,.78);--panel2:rgba(10,16,31,.72);--text:#edf3ff;--muted:#a7b3c9;--line:rgba(255,255,255,.12);
  --lime:#a3ff7a;--sky:#76d7ff;--violet:#c79bff;--pink:#ff81c2;--gold:#ffd166;--shadow:0 20px 80px rgba(0,0,0,.35);
  color-scheme:dark;
}
:root.light{--bg:#f5f7fb;--panel:rgba(255,255,255,.84);--panel2:rgba(255,255,255,.76);--text:#111827;--muted:#596579;--line:rgba(17,24,39,.13);--shadow:0 20px 70px rgba(33,41,64,.14);color-scheme:light;}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;min-height:100vh;background:radial-gradient(circle at top left,#172554 0,#080c18 33%,var(--bg) 75%);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55;overflow-x:hidden}
:root.light body{background:linear-gradient(135deg,#eef4ff 0,#f9fbff 45%,#fff 100%)}
.noise{position:fixed;inset:0;pointer-events:none;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E")}
.bg-orb{position:fixed;border-radius:999px;filter:blur(36px);opacity:.38;pointer-events:none}.orb-a{width:360px;height:360px;background:#2dd4bf;top:70px;left:-120px}.orb-b{width:420px;height:420px;background:#8b5cf6;right:-150px;top:220px}
.hero{max-width:1160px;margin:0 auto;padding:26px 20px 18px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.08em}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--sky),var(--violet));color:#08101d;box-shadow:0 10px 30px rgba(118,215,255,.25)}
a,button{font:inherit}.top-actions{display:flex;gap:8px;flex-wrap:wrap}.hero-card{position:relative;overflow:hidden;border:1px solid var(--line);background:linear-gradient(135deg,rgba(255,255,255,.10),rgba(255,255,255,.035));box-shadow:var(--shadow);border-radius:34px;padding:42px;backdrop-filter:blur(18px)}
.hero-card:before{content:"";position:absolute;inset:-2px;background:radial-gradient(circle at 25% 0%,rgba(118,215,255,.25),transparent 30%),radial-gradient(circle at 80% 15%,rgba(199,155,255,.23),transparent 35%);pointer-events:none}.hero-card>*{position:relative}.eyebrow{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(118,215,255,.13);border:1px solid rgba(118,215,255,.22);color:#bdefff;font-size:13px;font-weight:700}.hero h1{font-size:clamp(48px,9vw,104px);line-height:.9;margin:20px 0 18px;letter-spacing:-.06em}.lead{max-width:760px;color:var(--muted);font-size:18px;margin:0 0 28px}.meta-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:30px}.meta-grid div{padding:16px;border:1px solid var(--line);border-radius:20px;background:rgba(0,0,0,.13)}.meta-grid b{display:block;font-size:24px}.meta-grid span{color:var(--muted);font-size:13px}
main{max-width:1160px;margin:0 auto;padding:20px}.notice,.controls,.group,.prompt-card{border:1px solid var(--line);background:var(--panel);backdrop-filter:blur(16px);box-shadow:var(--shadow)}.notice{display:flex;gap:14px;align-items:flex-start;border-radius:24px;padding:18px;margin-bottom:18px}.notice-icon{font-size:25px;color:var(--sky)}.notice p{margin:3px 0 0;color:var(--muted)}
.controls{display:flex;gap:12px;align-items:end;justify-content:space-between;border-radius:24px;padding:16px;margin-bottom:18px}.search-wrap{display:grid;gap:6px;flex:1}.search-wrap span{font-size:12px;color:var(--muted);font-weight:800;letter-spacing:.1em}.search-wrap input{width:100%;padding:14px 16px;border-radius:16px;border:1px solid var(--line);background:var(--panel2);color:var(--text);outline:none}.search-wrap input:focus{border-color:rgba(118,215,255,.7);box-shadow:0 0 0 4px rgba(118,215,255,.12)}.filter-pills{display:flex;gap:8px;flex-wrap:wrap}.pill{border:1px solid var(--line);border-radius:999px;background:var(--panel2);color:var(--muted);padding:9px 12px;cursor:pointer}.pill.active{color:#06121f;background:linear-gradient(135deg,var(--sky),var(--violet));border-color:transparent;font-weight:800}
.groups{display:grid;gap:18px}.group{border-radius:30px;overflow:hidden}.group-head{width:100%;display:flex;justify-content:space-between;gap:18px;align-items:center;text-align:left;padding:24px 26px;border:0;background:transparent;color:var(--text);cursor:pointer;border-bottom:1px solid color-mix(in srgb,var(--accent) 22%,transparent)}.group-code{display:inline-flex;font-size:12px;font-weight:900;letter-spacing:.16em;color:var(--muted)}.group h2{margin:4px 0 3px;font-size:28px}.group p{margin:0;color:var(--muted)}.chev{font-size:28px;transition:.2s transform}.group:not(.open) .chev{transform:rotate(-90deg)}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:0 18px 18px}.group:not(.open) .cards{display:none}.group[data-accent="lime"]{--accent:var(--lime)}.group[data-accent="sky"]{--accent:var(--sky)}.group[data-accent="violet"]{--accent:var(--violet)}
.prompt-card{position:relative;overflow:hidden;border-radius:24px;padding:18px;background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035))}.prompt-card:before{content:"";position:absolute;left:0;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),transparent)}.id-badge{display:inline-flex;padding:4px 9px;border-radius:999px;background:color-mix(in srgb,var(--accent) 18%,transparent);border:1px solid color-mix(in srgb,var(--accent) 38%,transparent);font-size:12px;font-weight:900;color:var(--accent)}.prompt-card h3{margin:10px 0 4px;font-size:21px}.desc{margin:0;color:var(--muted);min-height:48px}.tags{display:flex;gap:6px;flex-wrap:wrap;margin:14px 0}.tag{font-size:12px;padding:5px 8px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--line);color:var(--muted)}.card-actions{display:flex;gap:8px;flex-wrap:wrap}.preview-box{margin:14px 0 0;max-height:430px;overflow:auto;padding:16px;border-radius:16px;border:1px solid var(--line);background:rgba(0,0,0,.25);white-space:pre-wrap;word-break:break-word;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;color:var(--text)}
button,.ghost,.secondary,.primary{border:0;border-radius:14px;padding:11px 14px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px;cursor:pointer;transition:.16s transform,.16s filter,.16s background}.small{padding:9px 12px;font-size:14px}.primary{background:linear-gradient(135deg,var(--sky),var(--violet));color:#08101d;font-weight:900}.secondary{background:rgba(255,255,255,.10);color:var(--text);border:1px solid var(--line)}.ghost{background:rgba(255,255,255,.07);color:var(--text);border:1px solid var(--line)}button:hover,.ghost:hover{transform:translateY(-1px);filter:brightness(1.08)}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:rgba(10,16,31,.95);color:white;border:1px solid rgba(255,255,255,.18);box-shadow:var(--shadow);border-radius:999px;padding:12px 18px;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}footer{max-width:1160px;margin:30px auto;padding:0 20px 34px;color:var(--muted);font-size:13px;text-align:center}
@media(max-width:760px){.hero{padding:18px 12px}.hero-card{padding:28px 20px;border-radius:26px}.meta-grid{grid-template-columns:repeat(2,1fr)}main{padding:12px}.controls{display:grid}.cards{grid-template-columns:1fr;padding:0 12px 12px}.group-head{padding:20px}.topbar{gap:10px}.brand{letter-spacing:.04em}.card-actions .primary,.card-actions .secondary{flex:1}}


.comet-notice{border-color:color-mix(in srgb,var(--gold) 42%,var(--line));background:linear-gradient(135deg,color-mix(in srgb,var(--gold) 12%,transparent),var(--panel));}
.comet-notice .notice-icon{color:var(--gold);font-weight:900}.comet-notice p+p{margin-top:8px}.guide-link{display:inline-flex;margin-top:12px;padding:10px 13px;border-radius:14px;background:color-mix(in srgb,var(--gold) 18%,transparent);border:1px solid color-mix(in srgb,var(--gold) 42%,transparent);color:var(--text);font-weight:800;text-decoration:none}.guide-link:hover{filter:brightness(1.08);transform:translateY(-1px)}
.card-alert{margin-top:12px;padding:10px 12px;border-radius:14px;border:1px solid color-mix(in srgb,var(--gold) 36%,transparent);background:color-mix(in srgb,var(--gold) 12%,transparent);color:var(--text);font-size:13px}.card-alert:before{content:"COMET 안내";display:inline-flex;margin-right:8px;font-size:11px;font-weight:900;color:#08101d;background:var(--gold);border-radius:999px;padding:3px 7px;vertical-align:1px}