/* SangSam English · 에듀테크 스타일 */
:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --ink: #0f1a36;
  --ink2: #44506b;
  --muted: #7a859c;
  --line: #e4e9f2;
  --primary: #2f6bff;
  --primary-d: #1f4fd6;
  --primary-l: #e8efff;
  --teal: #12b3a0;
  --amber: #f59e0b;
  --violet: #7c3aed;
  --rose: #ef4444;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(15, 26, 54, .04), 0 8px 24px rgba(15, 26, 54, .06);
  --shadow-l: 0 20px 60px rgba(31, 79, 214, .18);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-padding-top: 76px; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  font-size: 16px; line-height: 1.65; word-break: keep-all; -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
img, video { max-width: 100%; }
h1, h2, h3 { line-height: 1.3; margin: 0 0 .5em; letter-spacing: -.02em; }
h2 { font-size: clamp(24px, 3.4vw, 34px); }
p { margin: 0 0 1em; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 820px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; margin-top: 14px; }
.row.between { justify-content: space-between; }
.wrap-row > * { flex: 1 1 180px; }
.grow { flex: 1; min-width: 0; }
.break { word-break: break-all; }
.loading, .empty { padding: 60px 20px; text-align: center; color: var(--muted); }

/* 버튼 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--primary); color: #fff; border: 0; border-radius: 12px;
  padding: 11px 20px; font: inherit; font-weight: 700; font-size: 15px; cursor: pointer;
  transition: transform .15s, background .15s, box-shadow .15s; white-space: nowrap;
}
.btn:hover { background: var(--primary-d); transform: translateY(-1px); box-shadow: 0 6px 16px rgba(47, 107, 255, .25); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; box-shadow: none; }
.btn.lg { padding: 15px 26px; font-size: 16px; border-radius: 14px; }
.btn.sm { padding: 7px 13px; font-size: 13px; border-radius: 10px; }
.btn.block { display: flex; width: 100%; margin-top: 12px; }
.btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn.ghost:hover { background: var(--primary-l); color: var(--primary-d); box-shadow: none; }
.btn.danger { background: var(--rose); }
.btn.ghost.danger { background: #fff; color: var(--rose); }
.link-btn { background: none; border: 0; color: var(--ink2); font: inherit; cursor: pointer; padding: 0; }
.link-btn.danger { color: var(--rose); }

/* 상단바 */
.topbar { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .86); backdrop-filter: saturate(1.6) blur(14px); border-bottom: 1px solid var(--line); }
.topbar-in { display: flex; align-items: center; height: 64px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; font-size: 18px; letter-spacing: -.02em; }
.logo-mark { width: 36px; height: 36px; display: block; }
.logo-word { display: block; height: 27px; width: auto; }
.foot-logo .logo-word { height: 22px; margin-bottom: 2px; }
.foot-brand { display: flex; align-items: center; gap: 10px; }
.foot-brand img { width: 32px; height: 32px; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 18px; font-weight: 600; font-size: 15px; white-space: nowrap; }
.nav a:not(.btn), .nav .link-btn { color: var(--ink2); }
.nav a:not(.btn):hover { color: var(--primary); }
.nav-admin { color: var(--violet) !important; }
.nav .link-btn { padding: 6px 12px; border-radius: 10px; transition: background .15s, color .15s; }
.nav .link-btn:hover, .nav .link-btn:focus-visible { background: #ffe4e4; color: var(--rose); }
.nav .link-btn:active { background: var(--rose); color: #fff; }
/* Let's study! — 노란 바탕, 빨간 테두리, 오른쪽 위로 살짝 기울임 */
.nav a.nav-study {
  display: inline-block; background: #ffd93b; color: #1b1300 !important; font-weight: 900;
  border: 2.5px solid #ef4444; border-radius: 10px; padding: 5px 12px;
  transform: rotate(-5deg); box-shadow: 2px 3px 0 #ef4444; transition: transform .15s;
}
.nav a.nav-study:hover { transform: rotate(-2deg) scale(1.06); color: #1b1300 !important; }
.menu-btn { display: none; margin-left: auto; background: none; border: 0; font-size: 24px; cursor: pointer; color: var(--ink); }

/* 맨 위 공지 띠 */
.notice-bar { background: linear-gradient(90deg, #0f1a36, #1f3a8a); color: #fff; font-size: 14px; }
.notice-in { display: flex; align-items: center; gap: 10px; min-height: 40px; }
.notice-in a { flex: 1; min-width: 0; display: flex; align-items: center; gap: 10px; color: #fff; padding: 8px 0; }
.notice-tag { flex: none; background: #ffd93b; color: #1b1300; font-weight: 900; font-size: 12px; padding: 2px 9px; border-radius: 99px; }
.notice-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.notice-more { flex: none; color: #b9c7ff; font-size: 13px; }
.notice-in a:hover .notice-title { text-decoration: underline; }
.notice-x { flex: none; background: none; border: 0; color: #b9c7ff; font-size: 16px; cursor: pointer; padding: 6px; }
.notice-x:hover { color: #fff; }
@media (max-width: 720px) { .notice-more { display: none; } }
.verify-bar { background: #fff4dc; color: #6b4300; font-size: 14px; border-bottom: 1px solid #f6d79a; }
.verify-bar .notice-in { justify-content: space-between; padding: 6px 20px; flex-wrap: wrap; }

/* 히어로 */
.hero { position: relative; overflow: hidden; padding: 40px 0 48px;
  background:
    radial-gradient(800px 400px at 85% 0%, rgba(18, 179, 160, .16), transparent 60%),
    radial-gradient(700px 500px at 0% 100%, rgba(47, 107, 255, .14), transparent 60%),
    linear-gradient(#fff, var(--bg)); }
.hero::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 40px 40px; mask-image: radial-gradient(ellipse at 70% 30%, #000 10%, transparent 70%); opacity: .55; }
.hero-in { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.chip { display: inline-block; padding: 6px 14px; border-radius: 99px; background: var(--primary-l); color: var(--primary-d); font-weight: 700; font-size: 13px; margin-bottom: 18px; }
.hero h1 { font-size: clamp(34px, 5.2vw, 58px); font-weight: 850; letter-spacing: -.035em; line-height: 1.18; margin-bottom: 20px;
  background: linear-gradient(100deg, var(--ink) 30%, var(--primary) 85%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero h1 .h1-small { font-size: .42em; font-weight: 700; letter-spacing: 0; }
/* 첫 화면 무료 안내: 차분한 한 줄 (처음에 살짝 떠오르기만) */
.free-banner { display: inline-flex; align-items: baseline; flex-wrap: wrap; gap: 4px 8px; background: #fff8dc; border: 1px solid #f3d98b; border-radius: 99px; padding: 6px 14px; margin: -10px 0 20px; animation: freeIn .5s ease-out .3s both; }
.free-banner b { font-size: 15px; font-weight: 800; color: #3d2e00; letter-spacing: -.01em; }
.free-banner span { font-size: 12px; font-weight: 500; color: #8a6a14; }
/* 무료 안내 띠와 두 버튼을 같은 폭으로 맞춤 */
.hero-cta { display: inline-grid; gap: 10px; max-width: 100%; margin-top: 12px; }
.hero-cta .free-banner { margin: 0; justify-content: center; }
.hero-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hero-btns .btn { padding-left: 12px; padding-right: 12px; }
@keyframes freeIn { from { opacity: 0; transform: translateY(6px); } }
@media (prefers-reduced-motion: reduce) { .free-banner { animation: none; } }
.lead { font-size: 18px; color: var(--ink2); max-width: 540px; margin-bottom: 28px; }
.hero-card { background: #fff; border-radius: 24px; box-shadow: var(--shadow-l); border: 1px solid var(--line); padding: 22px 22px 18px; }
.hc-head { display: flex; align-items: center; gap: 6px; margin-bottom: 18px; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.r { background: #ff6b6b; } .dot.y { background: #ffc94d; } .dot.g { background: #3ddc97; }
.hc-title { margin-left: 8px; font-size: 13px; font-weight: 700; color: var(--muted); }
.parse { display: flex; flex-wrap: wrap; gap: 8px; }
.tk { display: flex; flex-direction: column; align-items: center; padding: 10px 12px 8px; border-radius: 12px; border: 2px solid; animation: pop .5s both; }
.tk b { font-size: 20px; font-weight: 800; letter-spacing: -.01em; }
.tk i { font-style: normal; font-size: 12px; font-weight: 700; margin-top: 2px; }
.tk em { font-style: normal; opacity: .7; }
.tk u { text-decoration: none; border-bottom: 3px solid #f59e0b; }
.tk.s { border-color: #2f6bff; background: #eef3ff; color: #1f4fd6; }
.tk.v { border-color: #ef4444; background: #fff0f0; color: #c62828; animation-delay: .12s; }
.tk.o { border-color: #12b3a0; background: #e9faf7; color: #0b7f71; animation-delay: .24s; }
.tk.a { border-color: #7c3aed; background: #f4eeff; color: #5b21b6; animation-delay: .36s; }
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.96); } }
.parse-kr { margin: 14px 2px; color: var(--ink2); font-weight: 600; }
/* Input → Output 카드 */
.io-label { display: inline-flex; align-items: baseline; gap: 10px; font-size: 26px; font-weight: 900; letter-spacing: .04em; line-height: 1.2; padding: 6px 14px; border-radius: 10px; margin-bottom: 12px; }
.io-label small { font-size: 13px; letter-spacing: 0; font-weight: 700; opacity: .8; }
.io-label.in { background: #e8efff; color: var(--primary-d); }
.io-label.out { background: #fff0f0; color: #c62828; }
.parse:has(.role) { gap: 16px 14px; padding-top: 14px; }
.tk { position: relative; }
.tk .role { position: absolute; top: -16px; right: -12px; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-size: 19px; font-weight: 900; color: #fff; background: currentColor; box-shadow: 0 3px 8px rgba(15, 26, 54, .18); border: 2px solid #fff; }
.tk .role { color: #fff; }
.tk.s .role { background: #2f6bff; } .tk.v .role { background: #ef4444; } .tk.o .role { background: #12b3a0; } .tk.a .role { background: #7c3aed; }
.tk .rel { display: inline-block; margin-left: 4px; padding: 1px 6px; border: 1.5px dashed #f59e0b; border-radius: 6px; color: #b45309; background: #fffbeb; font-size: .82em; }
.parse-kr .kr-rel { color: #b45309; }
.io-arrow { text-align: center; margin: 4px 0 12px; }
.io-arrow span { display: inline-block; font-size: 13px; font-weight: 800; color: var(--ink); background: #ffd93b; padding: 5px 12px; border-radius: 99px; }
.paper { background: repeating-linear-gradient(#fff 0 27px, #e6edf8 27px 28px); border: 1px solid var(--line); border-left: 4px solid #ef4444; border-radius: 12px; padding: 14px 14px 10px; }
.pen-line { font-size: 17px; font-weight: 600; line-height: 2.4; color: var(--ink); }
.fix { position: relative; display: inline-block; }
.fix s { color: #9aa3b5; text-decoration-color: #ef4444; text-decoration-thickness: 2px; }
.fix ins { position: absolute; left: 50%; top: -1.1em; transform: translateX(-50%) rotate(-4deg); text-decoration: none; color: #e11d48; font-family: 'Nanum Pen Script', cursive; font-size: 1.35em; font-weight: 400; white-space: nowrap; }
.pen-note { font-family: 'Nanum Pen Script', cursive; color: #e11d48; font-size: 20px; line-height: 1.3; margin: 2px 0 8px; }
/* 카드 애니메이션: 덩어리 → 타자 → 첨삭 순서 (anim 클래스가 있을 때만 숨겼다가 차례로 보여 줌) */
.hero-card.anim .tk, .hero-card.anim .io-arrow, .hero-card.anim .io-label.out, .hero-card.anim .fixed { opacity: 0; transform: translateY(8px); transition: opacity .45s, transform .45s; animation: none; }
.hero-card.anim .show { opacity: 1 !important; transform: none !important; }
.hero-card.anim .ch { visibility: hidden; }
.hero-card.anim .ch.on { visibility: visible; }
.hero-card.anim .ch.caret::after { content: ''; position: absolute; width: 2px; height: 1.1em; margin-top: .15em; background: currentColor; animation: blink .8s steps(1) infinite; }
.hero-card.anim .fix s { text-decoration: none; color: inherit; transition: color .3s; }
.hero-card.anim .fix.done s { text-decoration: line-through; text-decoration-color: #ef4444; text-decoration-thickness: 2px; color: #9aa3b5; }
.hero-card.anim .fix ins { opacity: 0; transition: opacity .3s, transform .3s; transform: translateX(-50%) rotate(-4deg) scale(.6); }
.hero-card.anim .fix.done ins { opacity: 1; transform: translateX(-50%) rotate(-4deg) scale(1); }
@keyframes blink { 50% { opacity: 0; } }
.fixed { font-size: 14px; font-weight: 700; color: #0b8a63; background: #e3f8f1; border-radius: 8px; padding: 6px 10px; }
.hc-rule { background: var(--ink); color: #fff; border-radius: 12px; padding: 10px 14px; font-size: 14px; }
.hc-rule b { color: #7ee8d8; }
.hc-mini { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.mini { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 12px; font-size: 13px; }
.mini b { display: block; font-size: 14px; } .mini small { color: var(--muted); }
.mini-ico { font-size: 20px; }
.mini-score { margin-left: auto; font-weight: 900; color: var(--teal); font-size: 18px; }

/* 섹션 */
.sec { padding: 48px 0; }
.sec.tight { padding: 36px 0 80px; }
.sec.alt { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec.dark { background: linear-gradient(135deg, #0d1733, #182a5c); color: #e7ecf8; }
.sec-head { margin-bottom: 40px; max-width: 760px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head.row { max-width: none; }
.eyebrow { display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: .14em; color: var(--primary); margin-bottom: 10px; }
.eyebrow.light { color: #7ee8d8; }
h2 .h-small { font-size: .5em; font-weight: 600; color: var(--muted); letter-spacing: 0; white-space: nowrap; }
.sub-h { margin: 46px 0 18px; font-size: 20px; }
.sub-h.sm { font-size: 15px; margin: 24px 0 8px; color: var(--ink2); }
.h-sm { font-size: 20px; }

.video-frame { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: #0b1020; box-shadow: var(--shadow); }
.video-frame iframe, .video-frame video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-empty { aspect-ratio: 16 / 9; display: grid; place-items: center; text-align: center; border: 2px dashed var(--line); border-radius: var(--radius); color: var(--muted); background: #fff; padding: 20px; }

.pain { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; align-items: start; }
.pain-list { list-style: none; padding: 0; margin: 0 0 22px; display: grid; gap: 10px; }
.pain-list li { background: var(--bg); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px 14px 46px; position: relative; font-weight: 600; color: var(--ink2); }
.pain-list li::before { content: '?'; position: absolute; left: 14px; top: 13px; width: 22px; height: 22px; border-radius: 50%; background: #ffe4e4; color: var(--rose); display: grid; place-items: center; font-weight: 900; font-size: 13px; }
.pain-answer { background: linear-gradient(135deg, var(--primary), #4f46e5); color: #fff; padding: 20px 22px; border-radius: 16px; font-weight: 600; }
.pain-answer p { margin: 0; }
.pain-answer .pa-lead { color: rgba(255, 255, 255, .78); font-weight: 400; }
.pain-answer .pa-body { margin-top: 6px; color: rgba(255, 255, 255, .9); font-weight: 500; }
.pain-answer .pa-strong { margin-top: 1.4em; color: #fff; font-weight: 800; }

.phil-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.phil { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); transition: transform .2s; }
.phil:hover { transform: translateY(-4px); }
.phil-no { font-weight: 900; font-size: 13px; color: var(--primary); background: var(--primary-l); padding: 4px 10px; border-radius: 99px; }
.phil h3 { margin: 14px 0 8px; font-size: 19px; }
.phil p { color: var(--ink2); margin: 0; font-size: 15px; }
.pos-box { margin-top: 28px; background: var(--ink); color: #fff; border-radius: var(--radius); padding: 24px; }
.pos-title { font-weight: 800; margin-bottom: 14px; }
.pos-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.pos { border-radius: 14px; padding: 14px; background: rgba(255, 255, 255, .06); border-left: 4px solid; }
.pos b { display: block; font-size: 18px; } .pos span { font-size: 13px; color: #c3cbe0; }
.pos.n { border-color: #5b8cff; } .pos.j { border-color: #f59e0b; } .pos.v { border-color: #ff6b6b; } .pos.d { border-color: #a78bfa; }

.loop { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.loop-step { display: flex; align-items: center; gap: 10px; background: var(--bg); border: 1px solid var(--line); padding: 12px 18px; border-radius: 99px; font-weight: 700; }
.loop-step span { width: 26px; height: 26px; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-size: 13px; }
.loop-arrow { color: var(--muted); font-weight: 700; }
.stage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.stage { border-radius: var(--radius); padding: 24px; background: #fff; border: 1px solid var(--line); position: relative; overflow: hidden; }
.stage::before { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: var(--sc); }
.stage.st1 { --sc: var(--teal); } .stage.st2 { --sc: var(--primary); } .stage.st3 { --sc: var(--violet); }
.stage-top { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; }
.stage-no { width: 42px; height: 42px; border-radius: 12px; background: var(--sc); color: #fff; display: grid; place-items: center; font-weight: 900; font-size: 18px; flex: none; }
.stage h3 { margin: 0; font-size: 18px; }
.stage-sub { font-size: 13px; color: var(--sc); font-weight: 700; }
.stage p { color: var(--ink2); font-size: 14.5px; }
.flow { display: flex; flex-wrap: wrap; gap: 6px; }
.flow span { font-size: 12.5px; background: var(--bg); border: 1px solid var(--line); padding: 5px 10px; border-radius: 99px; color: var(--ink2); font-weight: 600; }

/* 로드맵 사다리 */
/* 레벨마다 5칸이라 사다리를 전체 폭으로: 설명은 위, 사다리는 아래 */
.roadmap { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: start; }
.roadmap .roadmap-copy { position: static; max-width: 820px; }
.roadmap .pace { max-width: 560px; }
.roadmap-copy { position: sticky; top: 90px; }
.pace { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 22px 0 10px; }
.pace-item { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 14px; text-align: center; }
.pace-item b { display: block; font-size: 14px; color: var(--muted); } .pace-item span { font-weight: 800; font-size: 18px; }
.ladder { display: flex; flex-direction: column; align-items: stretch; }
.rung { display: flex; align-items: center; gap: 16px; background: #fff; border: 1px solid var(--line); border-left: 6px solid var(--c); border-radius: 16px; padding: 16px 18px; color: var(--ink); box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s; }
.rung:hover { transform: translateX(6px); box-shadow: 0 12px 30px rgba(15, 26, 54, .1); }
.rung-code { flex: none; min-width: 58px; height: 58px; padding: 0 8px; border-radius: 14px; display: grid; place-items: center; font-weight: 900; font-size: 20px; color: #fff; background: var(--c); letter-spacing: -.02em; }
.rung-code.sm { min-width: 44px; height: 40px; font-size: 14px; border-radius: 10px; }
.rung-body { flex: 1; min-width: 0; }
.rung-title { font-weight: 800; font-size: 17px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.period { font-size: 12px; font-weight: 700; color: var(--c); background: color-mix(in srgb, var(--c) 12%, white); padding: 2px 8px; border-radius: 99px; }
.rung-sub { color: var(--muted); font-size: 14px; }
.rung-stages { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; margin-top: 8px; }
.rung-stages span { font-size: 11.5px; font-weight: 700; padding: 3px 8px; border-radius: 8px; background: color-mix(in srgb, var(--c) 9%, white); color: color-mix(in srgb, var(--c) 80%, black); }
.rung-stages i { font-style: normal; color: var(--muted); font-size: 11px; }
.rung-side { display: flex; flex-direction: column; gap: 4px; align-items: flex-end; }
/* 레벨 한 줄 = 레벨 이름 + 1·2·3단계 게시판 3칸 */
.lv { background: #fff; border: 1px solid var(--line); border-left: 6px solid var(--c); border-radius: 16px; padding: 14px; box-shadow: var(--shadow); }
.lv-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.lv-head .rung-code { min-width: 50px; height: 50px; font-size: 18px; }
.lv-title b { font-size: 16px; }
.lv-title .period { margin-left: 8px; }
.lv-title .badge { margin-left: 6px; }
.lv-stages { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1.35fr auto 1.3fr; align-items: stretch; gap: 6px; }
/* 보충/확장 · 실전 대비 칸의 설명은 한 줄로 */
.st-card.extra b, .st-card.exam b { white-space: nowrap; font-size: 13px; letter-spacing: -.02em; }
.st-card.exam { background: #fff1f2; border: 1.5px solid #fca5a5; }
.st-card.exam .st-top { color: #be123c; }
.st-card.exam:hover { background: #ffe4e6; }
.st-card.extra { background: #fffdf3; border: 1.5px dashed #f59e0b; }
.st-card.extra .st-top { color: #b45309; }
.st-card.extra:hover { background: #fff7db; }
.st-arrow { align-self: center; font-style: normal; color: #9aa3b5; font-weight: 700; }
.st-card { position: relative; display: flex; flex-direction: column; gap: 2px; padding: 12px 12px 10px; border-radius: 12px; color: var(--ink); background: color-mix(in srgb, var(--c) 8%, white); border: 1.5px solid color-mix(in srgb, var(--c) 30%, white); transition: transform .15s, box-shadow .15s, background .15s; min-width: 0; }
.st-card:hover { transform: translateY(-2px); background: color-mix(in srgb, var(--c) 14%, white); box-shadow: 0 8px 18px rgba(15, 26, 54, .08); }
.st-top { font-size: 12px; font-weight: 800; color: color-mix(in srgb, var(--c) 85%, black); }
.st-card b { font-size: 14px; line-height: 1.35; }
.st-badge { position: absolute; top: 8px; right: 8px; font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 99px; background: #fff; color: var(--ink2); }
.st-badge.lock { background: transparent; padding: 0; font-size: 12px; }
.st-top .st-free { font-style: normal; background: #ffd93b; color: #1b1300; font-weight: 900; padding: 1px 6px; border-radius: 6px; margin-left: 2px; }
.st-badge.free { background: #ffd93b; color: #1b1300; font-weight: 800; }
.st-badge.ok { background: #e3f8f1; color: #0b8a63; } .st-badge.wait { background: #fff4dc; color: #a86400; } .st-badge.off { background: #f1f3f8; color: var(--muted); }
.side-stages { display: flex; gap: 6px; margin-top: 12px; }
.side-stages a { flex: 1; text-align: center; font-size: 13px; font-weight: 700; padding: 7px 0; border-radius: 10px; border: 1px solid var(--line); color: var(--ink2); }
.side-stages a.on { background: var(--c); border-color: var(--c); color: #fff; }
.levels-admin { display: grid; gap: 12px; }
/* 학습 도구 · 이용권 */
.pass-box { margin-top: 14px; border: 1.5px solid color-mix(in srgb, var(--c) 35%, white); background: color-mix(in srgb, var(--c) 6%, white); border-radius: 14px; padding: 14px; }
.pass-title { font-weight: 800; margin-bottom: 4px; }
.pass-sub { font-size: 13.5px; font-weight: 600; color: var(--ink); line-height: 1.5; }
.pass-box p { margin: 0 0 8px; }
.pass-reason { margin-top: 8px; font-size: 13.5px; color: var(--ink2); background: #fff; border: 1px dashed var(--line); border-radius: 10px; padding: 8px 10px; }
.apps-intro { background: color-mix(in srgb, var(--c) 8%, white); border: 1px solid color-mix(in srgb, var(--c) 25%, white); border-radius: 14px; padding: 12px 14px; margin-bottom: 14px; font-size: 14.5px; color: var(--ink2); }
.app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.app-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px; display: flex; flex-direction: column; gap: 8px; box-shadow: var(--shadow); }
.app-card.locked { background: #fafbfd; }
.app-card b { font-size: 16px; }
.app-card p { margin: 0; color: var(--ink2); font-size: 14px; flex: 1; }
.app-top { display: flex; align-items: center; gap: 6px; }
.app-ico { font-size: 22px; margin-right: auto; }
.app-lock { font-size: 13px; color: var(--muted); background: var(--bg); border-radius: 10px; padding: 8px 10px; }
.app-card .btn { align-self: flex-start; }
.al-steps { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 12px; }
.al-step { display: flex; gap: 12px; align-items: flex-start; border: 1px solid var(--line); border-radius: 14px; padding: 14px; font-size: 14.5px; color: var(--ink2); }
.al-step.done { background: #f3fbf8; border-color: #bfe9da; }
.al-no { flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--primary); color: #fff; font-weight: 800; font-size: 13px; }
.al-step.done .al-no { background: #0b8a63; }
.al-step code { background: var(--bg); padding: 1px 6px; border-radius: 6px; font-size: 13px; }
.lv-admin { border: 1px solid var(--line); border-left: 5px solid var(--c); border-radius: 14px; padding: 6px; }
.lv-admin .tr { border: 0; }
.lv-admin .rung-code { background: var(--c); }
.lv-stage-rows { display: grid; gap: 4px; padding-left: 58px; }
.lv-stage-rows .tr { background: var(--bg); border-radius: 10px; padding: 8px 12px; }
.rung-up { text-align: center; color: #b7c1d6; font-size: 12px; line-height: 1; padding: 6px 0; }
.ladder-start { margin-top: 10px; text-align: center; font-size: 12px; font-weight: 800; letter-spacing: .1em; color: var(--muted); border-top: 2px dashed var(--line); padding-top: 10px; }

.badge { display: inline-block; font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 99px; white-space: nowrap; }
.badge.block { display: block; text-align: center; margin-top: 12px; padding: 10px; font-size: 14px; border-radius: 12px; }
.b-lock { background: #f1f3f8; color: var(--ink2); }
.b-ok { background: #e3f8f1; color: #0b8a63; }
.b-wait { background: #fff4dc; color: #a86400; }
.b-off { background: #f1f3f8; color: var(--muted); }
.b-admin { background: #f1eaff; color: var(--violet); }

/* 밴드 카드 */
.band-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.band { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); color: var(--ink); box-shadow: var(--shadow); transition: transform .2s; }
.band:hover { transform: translateY(-4px); }
.band-cover { height: 96px; padding: 14px; display: flex; justify-content: space-between; align-items: flex-start;
  background: radial-gradient(circle at 85% 20%, rgba(255, 255, 255, .35), transparent 40%), linear-gradient(135deg, var(--c), color-mix(in srgb, var(--c) 60%, #0f1a36)); }
.band-code { color: #fff; font-weight: 900; font-size: 22px; }
.band-body { padding: 16px 18px 18px; }
.band-name { font-weight: 800; font-size: 17px; }
.band-sub { color: var(--muted); font-size: 14px; margin-bottom: 10px; }
.band-meta { display: flex; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--ink2); }

/* AI */
.ai { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.ai p { color: #c3cbe0; }
.ai-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.ai-card { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); border-radius: 16px; padding: 20px; }
.ai-card span { font-size: 26px; } .ai-card b { display: block; margin-top: 6px; font-size: 17px; } .ai-card small { color: #9fb0d4; }

.cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; text-align: center; box-shadow: var(--shadow); }
.case b { display: block; font-size: 28px; font-weight: 900; background: linear-gradient(90deg, var(--primary), var(--teal)); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 8px; }
.case p { color: var(--ink2); margin: 0; font-size: 15px; }

.col-strip { margin-bottom: 18px; }
.strip-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; font-size: 15px; }
.band-main .col-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.band-main .col-card { padding: 16px; }
.band-main .col-card h3 { font-size: 15px; }
.band-main .col-card p { font-size: 13.5px; -webkit-line-clamp: 3; }
.col-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.col-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; color: var(--ink); display: flex; flex-direction: column; transition: transform .2s, box-shadow .2s; }
.col-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.col-card h3 { font-size: 17px; }
.col-card p { color: var(--ink2); font-size: 14.5px; flex: 1; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
.more { color: var(--primary); font-weight: 700; font-size: 14px; }

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.pay-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); margin-top: 20px; text-align: left; }
.contact .pay-box { margin-top: 0; }
.pay-box h3 { font-size: 18px; }
.steps { padding-left: 20px; margin: 0 0 14px; color: var(--ink2); }
.pay-info { background: var(--bg); border-radius: 12px; padding: 14px 16px; font-size: 14.5px; color: var(--ink2); }

/* 페이지 머리 */
.page-head { padding: 56px 0 30px; background: linear-gradient(#fff, var(--bg)); }
.page-head.slim { padding: 30px 0 0; }
.page-head h1 { font-size: clamp(28px, 4vw, 40px); }
.col-title { font-size: clamp(24px, 3.4vw, 34px) !important; margin-top: 14px; }
.lead-sm { color: var(--ink2); font-size: 17px; }
.back { color: rgba(255, 255, 255, .9); font-weight: 600; font-size: 14px; }
.back.dark { color: var(--ink2); }

/* 밴드(게시판) 페이지 */
.band-hero { height: 150px; background: radial-gradient(circle at 80% 0, rgba(255, 255, 255, .3), transparent 45%), linear-gradient(120deg, var(--c), color-mix(in srgb, var(--c) 55%, #0f1a36)); padding-top: 20px; }
.band-hero.slim { height: 100px; }
.band-layout { display: grid; grid-template-columns: 300px 1fr; gap: 24px; margin-top: -80px; padding-bottom: 80px; align-items: start; }
.side-card { background: #fff; border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); border: 1px solid var(--line); position: sticky; top: 84px; }
.side-code { display: inline-block; background: var(--c); color: #fff; font-weight: 900; padding: 6px 12px; border-radius: 10px; margin-bottom: 10px; }
.side-card h1 { font-size: 22px; margin-bottom: 4px; }
.side-sub { color: var(--muted); font-size: 14px; }
.side-meta { display: flex; gap: 14px; font-size: 13px; color: var(--ink2); margin: 12px 0; padding: 10px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.side-desc { font-size: 14px; color: var(--ink2); }
.kv { display: flex; justify-content: space-between; gap: 10px; font-size: 14px; padding: 6px 0; }
.kv span { color: var(--muted); }
.band-main { margin-top: 80px; min-width: 0; }
.tabs { display: flex; gap: 6px; overflow-x: auto; margin-bottom: 16px; padding-bottom: 2px; }
.tab { padding: 9px 16px; border-radius: 99px; background: #fff; border: 1px solid var(--line); color: var(--ink2); font-weight: 700; font-size: 14px; white-space: nowrap; }
.tab.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.admin-tabs { margin: 16px 0 0; }
.write-box { width: 100%; display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px; margin-bottom: 16px; font: inherit; color: var(--muted); cursor: pointer; text-align: left; box-shadow: var(--shadow); }
.write-box > span:nth-child(2) { flex: 1; }
.avatar { width: 40px; height: 40px; border-radius: 50%; background: #dfe6f3; color: var(--ink2); display: grid; place-items: center; font-weight: 800; flex: none; }
.avatar.teacher { background: var(--c, var(--primary)); color: #fff; }
.avatar.sm { width: 32px; height: 32px; font-size: 13px; }
.t-tag { font-size: 11px; font-weight: 800; color: var(--c, var(--primary)); background: color-mix(in srgb, var(--c, #2f6bff) 12%, white); padding: 2px 7px; border-radius: 6px; margin-left: 6px; }
.post-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 18px 20px; margin-bottom: 14px; box-shadow: var(--shadow); }
.post-card.pinned { border-color: color-mix(in srgb, var(--c) 40%, white); }
.post-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.post-head > div { flex: 1; min-width: 0; }
.stage-pill { font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 99px; white-space: nowrap; background: #f1f3f8; color: var(--ink2); }
.stage-pill.s1 { background: #e3f8f4; color: #0b7f71; } .stage-pill.s2 { background: #e8efff; color: #1f4fd6; } .stage-pill.s3 { background: #f1eaff; color: #5b21b6; }
.post-link { color: var(--ink); display: block; }
.post-link h3 { font-size: 18px; margin-bottom: 6px; }
.post-preview { color: var(--ink2); font-size: 15px; }
.post-preview.locked-line { color: var(--primary-d); font-weight: 600; background: var(--primary-l); padding: 8px 12px; border-radius: 10px; display: inline-block; }
.post-foot { display: block; margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.atts { display: grid; gap: 10px; margin-top: 14px; }
.att img { border-radius: 12px; max-height: 420px; object-fit: contain; background: var(--bg); }
.att-name { font-size: 13px; color: var(--muted); margin-top: 4px; }
.att audio { width: 100%; }
.att-file { display: flex; gap: 12px; align-items: center; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; color: var(--ink); background: var(--bg); }
.att-file:hover { border-color: var(--primary); }
.att-file b { display: block; font-size: 14px; } .att-file small { color: var(--muted); }
.att-ico { font-size: 24px; }
.locked { background: #fff; border-radius: var(--radius); border: 1px solid var(--line); padding: 40px 28px; text-align: center; box-shadow: var(--shadow); }
.lock-ico { font-size: 44px; }
.locked-preview { display: grid; gap: 10px; margin: 24px 0; filter: blur(1.5px); opacity: .7; }
.ghost-post { border: 1px solid var(--line); border-radius: 14px; padding: 14px; text-align: left; }
.gp-line { height: 10px; background: #e9edf5; border-radius: 5px; margin-top: 10px; }
.w70 { width: 70%; } .w40 { width: 40%; }

.post-full { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; margin-top: -40px; box-shadow: var(--shadow); }
.post-full h1 { font-size: 26px; }
.rich { font-size: 16.5px; color: #26324d; }
.rich h3 { font-size: 20px; margin: 1.6em 0 .6em; }
.rich ul { padding-left: 20px; }
.rich .video-frame { margin: 16px 0; }
.col-body { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.src { margin-top: 14px; font-size: 14px; }
.cta-box { margin-top: 26px; display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; background: linear-gradient(135deg, var(--primary), #4f46e5); color: #fff; padding: 22px 24px; border-radius: var(--radius); }
.cta-box .btn { background: #fff; color: var(--primary-d); }
.comments { margin: 20px 0 80px; }
.comment { display: flex; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; margin-bottom: 8px; }
.c-body { flex: 1; min-width: 0; font-size: 15px; }
.c-body .link-btn { margin-left: 8px; }
.comment-form { display: flex; gap: 8px; margin-top: 12px; }
.comment-form textarea { flex: 1; }

/* 폼 */
label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 14px; color: var(--ink2); }
input, textarea, select { display: block; width: 100%; margin-top: 6px; font: inherit; font-size: 15px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--primary-l); border-color: var(--primary); }
input[type=color] { padding: 4px; height: 44px; }
input[type=checkbox] { display: inline; width: auto; margin: 0 6px 0 0; }
.row input, .row select { margin-top: 0; }
label.check { display: flex; align-items: center; font-weight: 600; }
.checks { display: flex; gap: 20px; flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.span2 { grid-column: span 2; }
details { margin-bottom: 14px; } summary { cursor: pointer; color: var(--primary); font-weight: 600; margin-bottom: 10px; }

.auth { padding: 70px 20px; display: grid; place-items: center; }
.auth-card { width: 100%; max-width: 420px; background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 32px; box-shadow: var(--shadow); }

.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; margin-bottom: 18px; box-shadow: var(--shadow); }
.my-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 18px; align-items: start; }
.my-list { display: grid; gap: 8px; }
.my-item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 14px; color: var(--ink); }
.my-item small { display: block; }
.my-item .rung-code { background: var(--c); }
.table { display: grid; gap: 8px; }
.tr { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; }
.tr .rung-code { background: var(--c); }
.td.grow { flex: 1 1 260px; }
.msg { margin-top: 6px; background: var(--bg); padding: 8px 10px; border-radius: 10px; font-size: 14px; color: var(--ink2); }
.code-tag { display: inline-block; background: var(--c); color: #fff; font-weight: 800; font-size: 12px; padding: 2px 8px; border-radius: 6px; }
.sticky-save { position: sticky; bottom: 0; background: linear-gradient(transparent, #fff 30%); padding: 20px 0 6px; text-align: right; }
.file-list { display: grid; gap: 6px; margin-top: 10px; }
.file-row { display: flex; align-items: center; gap: 10px; font-size: 14px; background: var(--bg); padding: 8px 12px; border-radius: 10px; }
.file-row span:first-child { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar { width: 120px; height: 8px; background: #dfe6f3; border-radius: 4px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--primary); transition: width .2s; }
.ok { color: #0b8a63; font-weight: 700; } .bad { color: var(--rose); font-weight: 600; }
.upload-zone { border: 2px dashed var(--line); border-radius: 14px; padding: 14px; margin-bottom: 6px; }

/* 모달 · 토스트 */
.modal-back { position: fixed; inset: 0; background: rgba(15, 26, 54, .45); z-index: 100; display: grid; place-items: center; padding: 20px; overflow-y: auto; }
.modal { position: relative; background: #fff; border-radius: 22px; padding: 28px; width: 100%; max-width: 480px; box-shadow: 0 30px 80px rgba(0, 0, 0, .25); max-height: calc(100vh - 40px); overflow-y: auto; }
.modal.wide { max-width: 760px; }
.modal h2 { font-size: 22px; padding-right: 30px; }
.modal-x { position: absolute; right: 16px; top: 14px; background: none; border: 0; font-size: 28px; cursor: pointer; color: var(--muted); }
.confirm-msg { font-size: 16px; padding-right: 20px; }
.toast { position: fixed; left: 50%; bottom: 30px; transform: translate(-50%, 20px); background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 12px; opacity: 0; pointer-events: none; transition: .25s; z-index: 200; font-weight: 600; max-width: calc(100% - 32px); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.bad { background: var(--rose); }

.footer { padding: 40px 0; border-top: 1px solid var(--line); background: #fff; }
.foot-row { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 14px; }
.foot-logo { font-weight: 800; }
.foot-links { display: flex; gap: 18px; flex-wrap: wrap; font-size: 14px; }

/* 반응형 */
@media (max-width: 960px) {
  .hero-in, .pain, .roadmap, .ai, .contact, .my-grid { grid-template-columns: 1fr; gap: 32px; }
  .roadmap-copy { position: static; }
  .phil-grid, .stage-grid, .cases, .col-grid { grid-template-columns: 1fr 1fr; }
  .band-layout { grid-template-columns: 1fr; }
  .side-card { position: static; }
  .band-main { margin-top: 0; }
}
@media (max-width: 1020px) {
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 16px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav > * { padding: 12px 4px; border-bottom: 1px solid var(--line); text-align: left; }
  .nav .btn { margin-top: 10px; }
  .nav a.nav-study { align-self: flex-start; margin: 10px 0; border-bottom: 2.5px solid #ef4444; }
}
@media (max-width: 720px) {
  .wrap { padding: 0 16px; }
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 16px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav > * { padding: 12px 4px; border-bottom: 1px solid var(--line); text-align: left; }
  .nav .btn { margin-top: 10px; }
  .nav a.nav-study { align-self: flex-start; margin: 10px 0; border-bottom: 2.5px solid #ef4444; }
  .hero { padding: 24px 0 40px; }
  .hero-card { transform: none; }
  .sec { padding: 40px 0; }
  .phil-grid, .stage-grid, .cases, .col-grid, .pos-grid, .ai-cards, .grid2, .hc-mini { grid-template-columns: 1fr; }
  .pos-grid { grid-template-columns: 1fr 1fr; }
  .span2 { grid-column: auto; }
  .rung { flex-wrap: wrap; padding: 14px; gap: 12px; }
  .lv { padding: 12px 10px; }
  /* 휴대폰: 1·2·3단계는 한 줄에 셋, 보충/확장과 실전 대비는 각각 한 줄 전체 (글이 한 줄에 들어가도록) */
  .lv-stages { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .st-card.extra, .st-card.exam { grid-column: 1 / -1; }
  .st-arrow { display: none; }
  .st-card { padding: 10px 8px 8px; }
  .st-card b { font-size: 12.5px; }
  .st-top { font-size: 11px; }
  .st-badge { position: static; align-self: flex-start; margin-top: 4px; }
  .lv-stage-rows { padding-left: 0; }
  .rung-side { flex-direction: row; width: 100%; }
  .rung-stages i { display: none; }
  .tk b { font-size: 17px; }
  .post-full, .col-body { padding: 20px; }
  .modal { padding: 22px 18px; }
}