:root{
  --bg:#f7f6f2;
  --bg2:#ebe9e2;
  --card:#ffffff;
  --ink:#0d0e12;
  --muted:#6b6f7a;
  --line:#e6e4dd;
  --accent:#2d4bff;
  --dark:#0e1016;
  --dark-ink:#f2f3f6;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme='light']){
    --bg:#0b0c10;--bg2:#0b0c10;--card:#15171e;--ink:#f2f3f6;--muted:#9aa0ad;--line:#272b36;--accent:#6b82ff;--dark:#1b1e27;--dark-ink:#f2f3f6;
  }
}
:root[data-theme='dark']{
  --bg:#0b0c10;--bg2:#0b0c10;--card:#15171e;--ink:#f2f3f6;--muted:#9aa0ad;--line:#272b36;--accent:#6b82ff;--dark:#1b1e27;--dark-ink:#f2f3f6;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:Pretendard,-apple-system,BlinkMacSystemFont,'Segoe UI','Apple SD Gothic Neo',sans-serif;
  color:var(--ink);background-color:var(--bg);
  background-image:linear-gradient(180deg,var(--bg) 0%,var(--bg) 62%,var(--bg2) 100%);
  background-attachment:scroll;
  min-height:100vh;line-height:1.6;word-break:keep-all;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
img,svg{max-width:100%}
.wrap{width:100%;max-width:1040px;margin:0 auto;padding:0 16px}

/* top bar */
.topbar{position:sticky;top:0;z-index:20;background:var(--bg);opacity:.96;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{font-weight:800;font-size:1.1rem;letter-spacing:-.02em}
.logo b{color:var(--accent)}
.navlinks{display:flex;gap:18px;font-size:.92rem;color:var(--muted)}
.navlinks a:hover{color:var(--ink)}

/* hero */
.hero{text-align:center;padding:64px 16px 36px}
h1{font-size:clamp(2rem,7vw,3.5rem);line-height:1.15;font-weight:800;letter-spacing:-.035em}
.sub{margin-top:16px;color:var(--muted);font-size:clamp(.95rem,2.4vw,1.1rem)}

/* filter chips */
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:8px 0 28px}
.chip{appearance:none;border:1px solid var(--line);background:var(--card);color:var(--muted);font-size:.9rem;font-weight:600;padding:10px 18px;min-height:44px;border-radius:999px;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.chip[aria-pressed='true']{background:var(--accent);border-color:var(--accent);color:#fff}
.chip:hover{color:var(--ink)}
.chip[aria-pressed='true']:hover{color:#fff}

:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* card grid */
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (min-width:720px){.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}}
.card{display:flex;flex-direction:column;gap:4px;padding:18px;background:var(--card);border:1px solid var(--line);border-radius:18px;transition:transform .25s,box-shadow .25s,border-color .25s;animation:rise .5s ease both}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 30px -18px rgba(0,0,0,.35);border-color:var(--accent)}
.ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:1.3rem;margin-bottom:8px}
.name{font-weight:700;font-size:1rem;letter-spacing:-.01em}
.cat{font-size:.78rem;color:var(--muted);font-weight:600}
.desc{font-size:.86rem;color:var(--muted);line-height:1.5;margin-top:4px}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* dark tile with rotating ring */
.tile{grid-column:span 2;position:relative;display:grid;place-items:center;min-height:210px;background:var(--dark);color:var(--dark-ink);border-radius:18px;overflow:hidden}
.ring-wrap{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none}
.ring{width:min(260px,86%);height:auto;animation:spin 28s linear infinite}
.ring text{fill:#8b92a3;font-size:11px;letter-spacing:.14em;font-weight:600}
.tile-center{position:relative;text-align:center}
.tile-center strong{display:block;font-size:2.4rem;font-weight:800;letter-spacing:-.03em;line-height:1.1}
.tile-center span{font-size:.8rem;color:#9aa0ad}
@keyframes spin{to{transform:rotate(360deg)}}

.ad-slot{margin-top:24px;min-height:0}

/* follow block */
.follow-wrap{padding:56px 16px 0}
.follow{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:28px;display:grid;gap:20px}
@media (min-width:760px){.follow{grid-template-columns:1fr auto;align-items:center;padding:36px}}
.follow h2{font-size:1.35rem;letter-spacing:-.02em}
.follow p{color:var(--muted);margin-top:6px;font-size:.95rem}
.follow-actions{display:flex;flex-wrap:wrap;gap:10px}

/* buttons */
.btn{appearance:none;border:1px solid var(--line);background:var(--card);color:var(--ink);font-weight:700;font-size:.92rem;padding:12px 18px;min-height:44px;border-radius:12px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:transform .2s,border-color .2s}
.btn:hover{transform:translateY(-1px);border-color:var(--muted)}
.btn.primary{background:var(--ink);border-color:var(--ink);color:var(--bg)}

/* footer */
.foot{border-top:1px solid var(--line);margin-top:56px;padding:28px 0 40px;color:var(--muted);font-size:.85rem}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:12px}
.foot-links a{color:var(--ink);font-weight:600}
.foot-links a:hover{text-decoration:underline;text-underline-offset:3px}

/* toast */
#toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,160px);background:var(--ink);color:var(--bg);padding:11px 20px;border-radius:999px;font-weight:700;font-size:.9rem;transition:transform .35s cubic-bezier(.2,.8,.2,1);z-index:50;white-space:nowrap}
#toast.show{transform:translate(-50%,0)}

/* inner pages (privacy, contact) */
.doc{max-width:760px;margin:0 auto;padding:48px 16px 40px}
.doc h1{font-size:clamp(1.8rem,6vw,2.4rem);margin-bottom:10px}
.doc .meta{color:var(--muted);font-size:.9rem;margin-bottom:28px}
.doc h2{font-size:1.1rem;margin:32px 0 10px;letter-spacing:-.01em}
.doc p,.doc li{font-size:.96rem;margin-bottom:10px;opacity:.9}
.doc ul{padding-left:20px}
.doc a{text-decoration:underline;text-underline-offset:3px}
.doc .btn{text-decoration:none}
.box{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;margin:18px 0}
.box p{margin-bottom:0}
.label{font-size:.8rem;color:var(--muted);font-weight:600;margin-bottom:4px}
.email{font-size:1.15rem;font-weight:700;word-break:break-all}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.back{display:inline-block;color:var(--muted);font-size:.9rem;margin-bottom:24px}

/* embedded wide card (애니메이션 도감) */
.wide{grid-column:1/-1;padding:14px;gap:12px}
.wide:hover{transform:none;box-shadow:none;border-color:var(--line)}
.wide-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:4px 4px 0}
.wide-head .ico{margin:0}
.wide-head > div{flex:1;min-width:160px;display:flex;flex-direction:column;gap:2px}
.wide-head .desc{margin-top:0}
.wide-head .btn{padding:10px 14px;min-height:40px;font-size:.85rem}
.frame{width:100%;height:560px;border:1px solid var(--line);border-radius:14px;background:var(--bg);display:block}
@media (max-width:600px){.frame{height:460px}}
#featured{margin-bottom:28px}
.card.static{cursor:default}
.card.static:hover{transform:none;box-shadow:none;border-color:var(--line)}

/* ===== 무광 글래스 + 반응형 모션 ===== */
:root{--glass:rgba(255,255,255,.5);--glass-line:rgba(255,255,255,.65);--glass-shadow:rgba(20,22,40,.14)}
@media (prefers-color-scheme: dark){
  :root:not([data-theme='light']){--glass:rgba(22,25,34,.5);--glass-line:rgba(255,255,255,.09);--glass-shadow:rgba(0,0,0,.5)}
}
:root[data-theme='dark']{--glass:rgba(22,25,34,.5);--glass-line:rgba(255,255,255,.09);--glass-shadow:rgba(0,0,0,.5)}

/* 배경에 천천히 움직이는 색 덩어리 (유리 뒤에서 흐림 효과가 보이도록) */
.ambient{position:fixed;inset:-12%;z-index:-1;pointer-events:none;
  background:
    radial-gradient(38% 38% at 18% 18%,rgba(124,92,255,.24),transparent 70%),
    radial-gradient(34% 34% at 82% 28%,rgba(34,211,238,.20),transparent 70%),
    radial-gradient(40% 40% at 62% 88%,rgba(244,114,182,.18),transparent 70%);
  filter:blur(24px);animation:drift 26s ease-in-out infinite alternate}
@keyframes drift{from{transform:translate3d(-2%,-1%,0) scale(1)}to{transform:translate3d(2%,2%,0) scale(1.06)}}

/* 카드·패널: 무광 유리 */
.card,.follow{
  position:relative;isolation:isolate;overflow:hidden;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(110%);backdrop-filter:blur(18px) saturate(110%);
  border:1px solid var(--glass-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 22px 44px -30px var(--glass-shadow);
  transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateY(var(--lift,0px));
  transition:transform .5s cubic-bezier(.2,.8,.2,1),border-color .3s,box-shadow .3s;
}
/* 무광 질감: 은은한 노이즈 (반짝이는 광택은 넣지 않음) */
.card::after,.follow::after{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;opacity:.35;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* 마우스가 올라가면 아주 부드럽게 퍼지는 빛 (마우스 위치를 따라감) */
.card::before,.follow::before{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;opacity:0;
  background:radial-gradient(260px circle at var(--mx,50%) var(--my,0%),rgba(255,255,255,.14),transparent 70%);
  transition:opacity .5s ease;
}
.card:hover::before,.follow:hover::before{opacity:1}
.card:not(.static):not(.wide):hover{--lift:-4px;border-color:rgba(124,92,255,.35)}
.card.wide,.card.static{transform:none}
.card.static:hover{--lift:0px}
.card{animation:rise .5s ease backwards}

/* 상단 방문자 카운터 */
.counter{display:inline-flex;align-items:center;gap:6px;white-space:nowrap;padding:6px 12px;border-radius:999px;
  font-size:.78rem;color:var(--muted);background:var(--glass);border:1px solid var(--glass-line);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);font-variant-numeric:tabular-nums}
.counter b{color:var(--ink);font-weight:700}
.counter .sep{opacity:.5}
.navlinks{align-items:center}
@media (max-width:520px){.navlinks{gap:10px;font-size:.84rem}.counter{font-size:.72rem;padding:5px 10px}}

@media (prefers-reduced-motion: reduce){
  .ambient{animation:none}
  .card,.follow{transition:none}
  .card{animation:none}
}