/* 사이트 공통 디자인 (메인·커뮤니티 함께 사용) */
:root{
  --bg:#f4f6fa; --card:#ffffff; --line:#e3e7ef; --text:#141a26; --sub:#5d6678; --mute:#8b93a5;
  --up:#e5383b; --down:#2f6fed; --flat:#5d6678; --accent:#1e2a44; --chip:#eef1f6;
  --upbg:rgba(229,56,59,.10); --downbg:rgba(47,111,237,.10);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0e1117; --card:#161b24; --line:#262d3a; --text:#e9edf5; --sub:#a3acbd; --mute:#6f798c;
    --up:#ff5a5f; --down:#4f8bff; --accent:#e9edf5; --chip:#1f2532;
    --upbg:rgba(255,90,95,.14); --downbg:rgba(79,139,255,.14);
  }
}
:root[data-theme="dark"]{
  --bg:#0e1117; --card:#161b24; --line:#262d3a; --text:#e9edf5; --sub:#a3acbd; --mute:#6f798c;
  --up:#ff5a5f; --down:#4f8bff; --accent:#e9edf5; --chip:#1f2532;
  --upbg:rgba(255,90,95,.14); --downbg:rgba(79,139,255,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:"Noto Sans KR",system-ui,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.01em}

/* 상단 바 */
header{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.top{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{font-weight:800;font-size:20px;letter-spacing:-.02em;display:flex;align-items:center;gap:8px;white-space:nowrap}
.logo img{width:34px;height:34px;border-radius:9px;flex:none}
.logo b{color:var(--up)}
nav{display:flex;gap:4px}
nav a{padding:8px 12px;border-radius:8px;font-size:14px;color:var(--sub);font-weight:500}
nav a:hover{background:var(--chip);color:var(--text)}
.right{display:flex;align-items:center;gap:8px}
.live{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--sub);white-space:nowrap}
.dot{width:8px;height:8px;border-radius:50%;background:#2fbf71;box-shadow:0 0 0 0 rgba(47,191,113,.6);animation:pulse 2s infinite}
.dot.off{background:var(--mute);animation:none}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(47,191,113,.5)}70%{box-shadow:0 0 0 7px rgba(47,191,113,0)}100%{box-shadow:0 0 0 0 rgba(47,191,113,0)}}
.btn{border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:8px;padding:7px 12px;font:inherit;font-size:13px;cursor:pointer}
.btn:hover{background:var(--chip)}

/* 흐르는 띠 */
.tape{background:var(--accent);color:var(--bg);overflow:hidden;white-space:nowrap;font-size:13px}
.tape-inner{display:inline-flex;gap:28px;padding:8px 0;animation:tape 40s linear infinite}
.tape:hover .tape-inner{animation-play-state:paused}
.tape span b{font-weight:700;margin-right:6px}
@keyframes tape{from{transform:translateX(0)}to{transform:translateX(-50%)}}

main{padding:24px 0 48px}
h2{font-size:18px;font-weight:800;letter-spacing:-.02em;margin-bottom:12px;display:flex;align-items:baseline;gap:8px}
h2 small{font-size:12px;color:var(--mute);font-weight:500}
section{margin-bottom:28px}

/* 메인 3종 큰 카드 */
.hero{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.big{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;position:relative;overflow:hidden}
.big .name{font-size:15px;font-weight:700;display:flex;justify-content:space-between;align-items:center}
.tag{font-size:11px;font-weight:500;color:var(--sub);background:var(--chip);padding:2px 8px;border-radius:99px}
.big .price{font-size:34px;font-weight:800;margin-top:10px;letter-spacing:-.03em;border-radius:6px;transition:background .6s}
.big .price small{font-size:16px;font-weight:600;margin-left:2px}
.chg{font-size:15px;font-weight:700;margin-top:2px}
.basis{font-size:12px;color:var(--mute);margin-top:12px;border-top:1px dashed var(--line);padding-top:10px;display:grid;gap:2px}
.basis div{display:flex;justify-content:space-between}
.up{color:var(--up)} .down{color:var(--down)} .flat{color:var(--flat)}
.flash-up{background:var(--upbg)} .flash-down{background:var(--downbg)}

/* 글로벌 시세 */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.card .name{font-size:13px;color:var(--sub);font-weight:500;display:flex;justify-content:space-between}
.card .name em{font-style:normal;font-size:11px;color:var(--mute)}
.card .price{font-size:22px;font-weight:800;margin-top:4px;border-radius:6px;transition:background .6s}
.card .chg{font-size:13px}

/* 아래 2단 */
.two{display:grid;grid-template-columns:1.25fr 1fr;gap:14px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}
.sched{list-style:none;display:grid}
.sched li{display:grid;grid-template-columns:92px 1fr auto;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.sched li:last-child{border-bottom:none}
.sched .d{font-weight:700}
.sched .d small{display:block;font-size:11px;color:var(--mute);font-weight:500}
.sched .t small{display:block;font-size:12px;color:var(--mute)}
.dday{font-size:12px;font-weight:700;padding:3px 8px;border-radius:99px;background:var(--chip);color:var(--sub);white-space:nowrap}
.dday.today{background:var(--up);color:#fff}
.k-us{color:#7a5af8} .k-kr{color:var(--up)} .k-etc{color:var(--sub)}

.comm p{color:var(--sub);font-size:14px;margin-bottom:14px}
.login{display:grid;gap:8px}
.login button{display:flex;align-items:center;justify-content:center;gap:8px;height:44px;border-radius:10px;font:inherit;font-weight:700;font-size:14px;cursor:not-allowed;opacity:.9;border:1px solid transparent}
.kakao{background:#FEE500;color:#191919}
.naver{background:#03C75A;color:#fff}
.google{background:#fff;color:#1f1f1f;border-color:#dadce0 !important}
.soon{font-size:12px;color:var(--mute);margin-top:10px;text-align:center}

footer{border-top:1px solid var(--line);padding:20px 0 32px;font-size:12px;color:var(--mute)}
footer p+p{margin-top:6px}

.skel{color:transparent !important;background:linear-gradient(90deg,var(--chip),var(--line),var(--chip));background-size:200% 100%;animation:sk 1.2s infinite;border-radius:6px}
@keyframes sk{from{background-position:200% 0}to{background-position:-200% 0}}

@media (max-width:960px){
  .hero{gap:8px}
  .big{padding:14px 12px;border-radius:12px}
  .big .name{font-size:13px}
  .big .price{font-size:clamp(16px,4.6vw,28px);margin-top:6px}
  .big .price small{font-size:.55em}
  .chg{font-size:clamp(11px,2.8vw,14px)}
  .grid{grid-template-columns:repeat(2,1fr)}
  .two{grid-template-columns:1fr}
  .top{flex-wrap:wrap;height:auto;padding-top:10px;row-gap:4px}
  nav{order:3;width:100%;overflow-x:auto;scrollbar-width:none;margin:0 -8px;padding-bottom:4px}
  nav::-webkit-scrollbar{display:none}
  nav a{white-space:nowrap;padding:6px 10px}
}
@media (max-width:600px){
  .big{padding:12px 8px}
  .big .tag{display:none}
  h2 small{display:none}
  .chg .extra{display:none}
  .basis{font-size:10px;margin-top:8px;padding-top:6px}
  .basis div{flex-direction:column}
}
@media (max-width:420px){
  .card .price{font-size:19px}
  .sched li{grid-template-columns:78px 1fr auto}
}

/* =========================================================
   커뮤니티 · 로그인 관련 디자인
   ========================================================= */
.authbox{display:flex;gap:6px}
.btn{white-space:nowrap}
.authbox a.btn{max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.muted{color:var(--mute);font-size:14px}
.fine{font-size:12px;color:var(--mute);margin-top:12px;text-align:center}
.fine a,h2 small a{text-decoration:underline}
.btn.primary{background:var(--text);color:var(--bg);border-color:var(--text);font-weight:700}
.btn.primary:hover{opacity:.9;background:var(--text)}
.btn.danger{color:var(--up);border-color:var(--up)}
.btn.sm{padding:4px 9px;font-size:12px}
.btn[disabled]{opacity:.5;cursor:default}
.login button{cursor:pointer}
.login button:hover{filter:brightness(.96)}

/* 메인의 최신글 */
.latest{list-style:none;margin-bottom:14px}
.latest li{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.latest li:last-child{border-bottom:none}
.latest a{display:flex;gap:6px;min-width:0;flex:1}
.latest .cat{color:var(--mute);font-size:12px;white-space:nowrap;padding-top:1px}
.latest .ttl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.latest .cc{color:var(--up);font-size:12px;font-weight:700;padding-top:1px}
.latest .when{color:var(--mute);font-size:12px;white-space:nowrap}

/* 로그인 창 */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal-box{background:var(--card);border-radius:16px;padding:24px;width:100%;max-width:360px;position:relative}
.modal-box h3{font-size:20px;margin-bottom:4px}
.modal-box .muted{margin-bottom:16px}
.modal-x{position:absolute;top:10px;right:12px;border:none;background:none;font-size:24px;color:var(--mute);cursor:pointer}

/* 알림 */
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);display:grid;gap:8px;z-index:60;width:max-content;max-width:calc(100% - 32px)}
.toast{background:var(--text);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:14px;box-shadow:0 6px 20px rgba(0,0,0,.2)}
.toast.bad{background:var(--up);color:#fff}

/* 게시판 */
.board-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs a{padding:7px 14px;border-radius:99px;background:var(--card);border:1px solid var(--line);font-size:14px;color:var(--sub)}
.tabs a.on{background:var(--text);color:var(--bg);border-color:var(--text);font-weight:700}
.plist{list-style:none;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.plist li{border-bottom:1px solid var(--line)}
.plist li:last-child{border-bottom:none}
.plist a{display:block;padding:12px 16px}
.plist a:hover{background:var(--chip)}
.plist .t{font-weight:600;display:flex;gap:6px;align-items:baseline;min-width:0}
.plist .t span.tt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.plist .t .cc{color:var(--up);font-size:13px;font-weight:700}
.plist .meta{font-size:12px;color:var(--mute);margin-top:3px;display:flex;gap:10px;flex-wrap:wrap}
.badge{font-size:11px;padding:1px 7px;border-radius:99px;background:var(--chip);color:var(--sub);font-weight:500;white-space:nowrap}
.badge.hid{background:var(--upbg);color:var(--up)}
.pager{display:flex;justify-content:center;gap:8px;margin-top:14px}

.post{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}
.post h1{font-size:22px;letter-spacing:-.02em;line-height:1.35}
.post .meta{font-size:13px;color:var(--mute);margin:8px 0 16px;display:flex;gap:10px;flex-wrap:wrap;padding-bottom:14px;border-bottom:1px solid var(--line)}
.post .body{white-space:pre-wrap;word-break:break-word;font-size:15px;line-height:1.75;min-height:80px}
.post .acts{display:flex;gap:8px;margin-top:20px;flex-wrap:wrap;align-items:center}
.like.on{background:var(--upbg);color:var(--up);border-color:var(--up)}
.cmts{margin-top:16px}
.cmts h3{font-size:16px;margin-bottom:8px}
.cmt{padding:12px 0;border-bottom:1px solid var(--line)}
.cmt .who{font-size:13px;font-weight:700;display:flex;gap:8px;align-items:center}
.cmt .who small{font-weight:400;color:var(--mute)}
.cmt .txt{white-space:pre-wrap;word-break:break-word;font-size:14px;margin-top:3px}
.cmt .ops{margin-left:auto;display:flex;gap:4px}
.linkbtn{border:none;background:none;color:var(--mute);font:inherit;font-size:12px;cursor:pointer}
.linkbtn:hover{color:var(--text);text-decoration:underline}

.form{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;display:grid;gap:12px}
.form label{font-size:13px;font-weight:700;color:var(--sub)}
.form input,.form select,.form textarea,.cform textarea{width:100%;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:10px;padding:10px 12px;font:inherit;font-size:15px}
.form textarea{min-height:260px;resize:vertical;line-height:1.6}
.cform{display:grid;gap:8px;margin-top:12px}
.cform textarea{min-height:80px;resize:vertical}
.count{font-size:12px;color:var(--mute);text-align:right}
.row{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}
.notice{background:var(--chip);border-radius:10px;padding:12px 14px;font-size:13px;color:var(--sub);line-height:1.6}
.adm table{width:100%;border-collapse:collapse;font-size:13px}
.adm td,.adm th{padding:8px 6px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.adm .words{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}

@media (max-width:600px){
  .live span{display:none}
  .post{padding:16px}
  .post h1{font-size:19px}
}

@media (max-width:600px){
  .authbox .logout{display:none}
  .logo{font-size:18px}
}
.two > *, .hero > *, .grid > *{min-width:0}