/* 관 소개 페이지(본관·고등관) 전용 디자인 — site.css 위에 덧붙여 사용 */
body.theme-main{--accent:#8FD3FF;--accent-ink:#041C3B;--hero-a:#062B57;--hero-b:#0A4E93;--hero-c:#1D7FD0}
body.theme-high{--accent:#FFB547;--accent-ink:#041C3B;--hero-a:#041C3B;--hero-b:#0E2748;--hero-c:#123A6B}

.menu a.active{color:var(--accent)}
header.scrolled .menu a.active{color:var(--blue)}

/* ───── 페이지 첫 화면 ───── */
.p-hero{position:relative;padding:150px 0 110px;color:#fff;overflow:hidden;
  background:radial-gradient(900px 500px at 90% 10%,rgba(255,255,255,.14),transparent 60%),
             linear-gradient(150deg,var(--hero-a) 0%,var(--hero-b) 55%,var(--hero-c) 100%)}
.p-hero::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:48px 48px;mask-image:linear-gradient(180deg,#000 20%,transparent 95%)}
.p-hero .big-sym{position:absolute;right:4%;top:50%;transform:translateY(-50%);font-family:"Times New Roman",serif;font-style:italic;font-size:clamp(220px,30vw,420px);line-height:1;color:rgba(255,255,255,.06);pointer-events:none}
.p-hero-grid{position:relative;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.crumb{display:flex;gap:8px;align-items:center;font-size:14px;color:rgba(255,255,255,.65);margin-bottom:22px}
.crumb a:hover{color:#fff}
.hall-tag{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:14px}
.hall-tag b{background:var(--accent);color:var(--accent-ink);padding:5px 12px;border-radius:999px;font-size:13px}
.p-hero h1{font-size:clamp(36px,5.4vw,64px);font-weight:900;line-height:1.18;letter-spacing:-.035em;margin:20px 0 22px}
.p-hero h1 .ac{color:var(--accent)}
.p-hero .lead{font-size:clamp(16px,1.6vw,19px);color:rgba(255,255,255,.82);max-width:580px;margin-bottom:34px}
.p-hero .hero-btns .btn-warm{background:var(--accent);color:var(--accent-ink)}

.key-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(10px);border-radius:24px;padding:28px}
.key-card h3{font-size:14px;letter-spacing:.1em;font-weight:700;color:var(--accent);margin-bottom:16px}
.key-card dl{display:grid;gap:14px}
.key-card dl div{display:flex;justify-content:space-between;gap:16px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12)}
.key-card dl div:last-child{border-bottom:0;padding-bottom:0}
.key-card dt{color:rgba(255,255,255,.7);font-size:15px}
.key-card dd{font-weight:800;font-size:16px;text-align:right}

/* ───── 공통 구역 ───── */
.sec-head{margin-bottom:48px}
.sec-head.center{text-align:center}
.sec-head.center .sec-desc{margin:0 auto}
.soft{background:var(--bg-soft)}

/* 두 가지 카드 */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .no{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--blue-mist);color:var(--blue);font-weight:900;margin-bottom:18px}
.card h3{font-size:22px;font-weight:800;margin-bottom:10px;letter-spacing:-.01em}
.card p{color:var(--ink-soft);font-size:15.5px}
.card ul{list-style:none;display:grid;gap:8px;margin-top:16px}
.card li{display:flex;gap:8px;font-size:15px}
.card li::before{content:"✓";color:var(--blue);font-weight:800}

/* 현행·선행 2트랙 */
.tracks{display:grid;gap:18px;max-width:920px;margin:0 auto}
.track{display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px 26px}
.track .t-name{font-weight:800;font-size:18px}
.track .t-name small{display:block;font-size:13px;font-weight:600;color:var(--ink-soft)}
.track .t-steps{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.pill{padding:12px 20px;border-radius:14px;font-weight:800;font-size:16px;background:var(--blue-mist);color:var(--blue)}
.pill.strong{background:var(--blue);color:#fff}
.pill.deep{background:var(--blue-deep);color:#fff}
.t-arrow{color:var(--ink-soft);font-size:20px}
.track-note{max-width:920px;margin:18px auto 0;padding:18px 22px;border-radius:16px;background:#FFF7E9;color:#5A4520;font-size:15px;border-left:4px solid var(--warm)}

/* 반 카드 */
.classes{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.cls{position:relative;border-radius:20px;padding:26px 22px;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;gap:8px;min-height:190px}
.cls .lv{font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--blue)}
.cls h4{font-size:19px;font-weight:800}
.cls p{font-size:14.5px;color:var(--ink-soft)}
.cls.feature{background:linear-gradient(150deg,var(--blue-deep),var(--blue-night));color:#fff;border:0}
.cls.feature .lv{color:var(--warm)}
.cls.feature p{color:rgba(255,255,255,.75)}

/* 평가 타임라인 */
.timeline{position:relative;display:grid;gap:18px;max-width:900px;margin:0 auto}
.timeline::before{content:"";position:absolute;left:31px;top:10px;bottom:10px;width:2px;background:linear-gradient(var(--blue-mist),var(--blue))}
.tl{position:relative;display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start}
.tl .dot{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:#fff;border:3px solid var(--blue);font-weight:900;color:var(--blue);font-size:13px;text-align:center;line-height:1.2;position:relative;z-index:1}
.tl:last-child .dot{background:var(--blue);color:#fff}
.tl .body{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 24px}
.tl .top{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.tl .code{font-size:22px;font-weight:900;color:var(--blue-deep)}
.tl .freq{font-size:13px;font-weight:700;color:#fff;background:var(--coral);padding:3px 10px;border-radius:999px}
.tl p{color:var(--ink-soft);font-size:15px}

/* 5단계 흐름 */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:f}
.flow .f{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 20px;text-align:center}
.flow .f::after{content:"→";position:absolute;right:-13px;top:50%;transform:translateY(-50%);width:24px;height:24px;border-radius:50%;background:var(--blue);color:#fff;font-size:13px;display:grid;place-items:center;z-index:1}
.flow .f:last-child::after{display:none}
.flow .f .n{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--blue)}
.flow .f h4{font-size:18px;font-weight:800;margin:8px 0 6px}
.flow .f p{font-size:14px;color:var(--ink-soft)}

/* 글 + 시각 자료 2단 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.rev>:first-child{order:2}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chips span{padding:10px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:700;font-size:14.5px}
.soft .chips span{background:#fff}
.panel-card{background:#fff;border-radius:26px;border:1px solid var(--line);box-shadow:0 40px 80px -40px rgba(6,43,87,.4);overflow:hidden}
.panel-card .pc-top{background:linear-gradient(120deg,var(--blue),#1D8FE0);color:#fff;padding:20px 24px;display:flex;justify-content:space-between;align-items:center;gap:10px}
.theme-high .panel-card .pc-top{background:linear-gradient(120deg,var(--blue-deep),#123A6B)}
.panel-card .pc-top h4{font-size:18px;font-weight:800}
.panel-card .pc-top span{font-size:12px;font-weight:800;background:rgba(255,255,255,.18);padding:5px 10px;border-radius:999px}
.panel-card .pc-body{padding:22px 24px;display:grid;gap:12px}
.test-opt{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-radius:14px;background:var(--bg-soft);border:1px solid var(--line)}
.test-opt b{font-size:17px}
.test-opt span{color:var(--ink-soft);font-size:14.5px}
.pc-foot{font-size:12.5px;color:var(--ink-soft);text-align:right;padding:0 24px 18px}

/* 분석 항목 */
.analysis{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:40px}
.an{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:22px 18px}
.an .ic{font-size:24px;margin-bottom:10px}
.an h4{font-size:16px;font-weight:800;margin-bottom:4px}
.an p{font-size:13.5px;color:rgba(255,255,255,.7)}
.dark-sec{background:linear-gradient(150deg,var(--blue-night),var(--blue-deep));color:#fff}
.dark-sec .sec-desc{color:rgba(255,255,255,.75)}
.dark-sec .eyebrow{color:var(--accent)}
.dark-sec .school-chips span{background:rgba(255,255,255,.1);color:#fff;box-shadow:none;border:1px solid rgba(255,255,255,.2)}
.dark-sec .note{margin-top:30px;color:rgba(255,255,255,.75);font-size:15px}

/* 학년별 */
.grades{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grade-card{border-radius:24px;padding:32px 28px;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.grade-card .gy{font-size:40px;font-weight:900;letter-spacing:-.03em;color:var(--blue-deep);line-height:1}
.grade-card h4{font-size:19px;font-weight:800}
.grade-card p{color:var(--ink-soft);font-size:15px}
.grade-card.hl{background:var(--blue-deep);color:#fff;border:0}
.grade-card.hl .gy{color:var(--accent)}
.grade-card.hl p{color:rgba(255,255,255,.78)}

/* 규칙·관리 목록 */
.rules{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}
.rule{display:flex;gap:12px;align-items:flex-start;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:14px}
.rule .ic{font-size:20px;line-height:1.3}
.rule h5{font-size:15.5px;font-weight:800}
.rule p{font-size:14px;color:var(--ink-soft)}

/* 공간 숫자 */
.space-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ss{border-radius:20px;padding:26px;background:linear-gradient(150deg,var(--blue),#1D8FE0);color:#fff}
.theme-high .ss{background:linear-gradient(150deg,var(--blue-deep),#123A6B)}
.ss .v{font-size:40px;font-weight:900;letter-spacing:-.03em;line-height:1}
.ss .v small{font-size:.45em;margin-left:4px}
.ss p{margin-top:10px;color:rgba(255,255,255,.8);font-size:14.5px}

/* 성적 관리 예시 표 */
.sheet{width:100%;border-collapse:collapse;font-size:14.5px}
.sheet th{font-size:12.5px;color:var(--ink-soft);font-weight:700;text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
.sheet td{padding:12px;border-bottom:1px solid var(--line)}
.sheet tr:last-child td{border-bottom:0}
.up{color:#1B9E5A;font-weight:800}

/* 인용 띠 */
.quote-band{padding:70px 0;text-align:center;background:var(--blue-mist)}
.quote-band p{font-size:clamp(22px,3vw,32px);font-weight:800;letter-spacing:-.02em;line-height:1.45;color:var(--blue-deep);max-width:860px;margin:0 auto}
.quote-band span{display:block;margin-top:14px;font-size:15px;font-weight:600;color:var(--ink-soft)}

/* 다른 관 바로가기 */
.other-halls{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px}
.other{display:flex;justify-content:space-between;align-items:center;padding:24px 28px;border-radius:20px;background:#fff;border:1px solid var(--line);font-weight:800;font-size:18px;transition:border-color .2s,transform .2s}
.other:hover{border-color:var(--blue);transform:translateY(-3px)}
.other small{display:block;font-size:13.5px;font-weight:600;color:var(--ink-soft)}
.other .arrow{width:42px;height:42px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center}

@media (max-width:1024px){
  .p-hero-grid,.split,.duo{grid-template-columns:1fr}
  .split.rev>:first-child{order:0}
  .classes{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:1fr}
  .flow .f::after{right:50%;top:auto;bottom:-13px;transform:translateX(50%) rotate(90deg)}
  .analysis{grid-template-columns:repeat(2,1fr)}
  .grades{grid-template-columns:1fr}
}
@media (max-width:560px){
  .p-hero{padding:120px 0 80px}
  .classes,.rules,.space-stats,.other-halls{grid-template-columns:1fr}
  .track{grid-template-columns:1fr;gap:12px}
  .analysis{grid-template-columns:1fr}
  .card{padding:26px 22px}
}

/* 체크 목록 · 4칸 카드 */
.check-list{list-style:none;display:grid;gap:10px}
.check-list li{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:12px;background:var(--bg-soft);font-size:15px;font-weight:600}
.check-list li::before{content:"✓";color:var(--blue);font-weight:900}
.classes.four{grid-template-columns:repeat(4,1fr)}
@media (max-width:1024px){.classes.four{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.classes.four{grid-template-columns:1fr}}

/* ───── 안내형 페이지 (교습비 · 개인정보처리방침 · 소식) ───── */
.p-hero.slim{padding:140px 0 70px}
.p-hero.slim h1{font-size:clamp(32px,4.4vw,48px);margin:10px 0 14px}
.doc-sec,.fee-sec{padding:70px 0 100px}
.doc{max-width:860px;display:grid;gap:18px}
.pv{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 28px}
.pv h2{font-size:18px;font-weight:800;margin-bottom:10px;color:var(--blue-deep)}
.pv p{color:var(--ink-soft);font-size:15.5px;line-height:1.75}

.fee-info{background:var(--blue-mist);border-radius:20px;padding:22px 26px;margin-bottom:34px}
.fee-info dl{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.fee-info dt{font-size:13px;font-weight:700;color:var(--ink-soft)}
.fee-info dd{font-size:16.5px;font-weight:800}
.fee-block{margin-bottom:34px}
.fee-title{display:flex;align-items:baseline;gap:12px;margin-bottom:12px}
.fee-title h2{font-size:22px;font-weight:800}
.fee-title span{font-size:13.5px;color:var(--ink-soft);font-weight:600}
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff}
.fee-table{width:100%;min-width:860px;border-collapse:collapse;font-size:14.5px}
.fee-table th{background:var(--bg-soft);font-size:13px;color:var(--ink-soft);font-weight:700;text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.fee-table td{padding:13px 14px;border-bottom:1px solid var(--line)}
.fee-table tr:last-child td{border-bottom:0}
body:not(.editing) .fee-table td[data-edit]:empty{display:table-cell}
body:not(.editing) .fee-table tbody tr:not(:has(td:not(:empty))){display:none}
body.editing .fee-table td{min-width:80px}
.fee-notes{list-style:none;display:grid;gap:8px;padding:20px 24px;border-radius:16px;background:#FFF7E9;color:#5A4520;font-size:14.5px}
.fee-notes li::before{content:"※ "}

.nt-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.nt-filters button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 16px;font:700 14px Pretendard,sans-serif;cursor:pointer;color:var(--ink-soft)}
.nt-filters button.on{background:var(--blue);border-color:var(--blue);color:#fff}
.nt-list{display:grid;gap:12px;max-width:900px}
.nt-empty{color:var(--ink-soft);padding:30px 0}
.nt{border:1px solid var(--line);border-radius:18px;background:#fff;padding:0 24px;scroll-margin-top:100px}
.nt[open]{border-color:var(--blue)}
.nt summary{list-style:none;cursor:pointer;padding:20px 0;display:grid;gap:8px}
.nt summary::-webkit-details-marker{display:none}
.nt summary h2{font-size:18px;font-weight:800}
.nt .body{white-space:pre-line;color:var(--ink-soft);font-size:15.5px;line-height:1.75;padding:0 0 22px;border-top:1px solid var(--line);padding-top:18px}
@media (max-width:760px){.fee-info dl{grid-template-columns:1fr 1fr}}

/* ───── 본관: 학습 보고서 시스템 ───── */
.rs{background:linear-gradient(180deg,#fff 0%,var(--bg-soft) 100%)}
.rs-flow{display:flex;align-items:stretch;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:34px}
.rs-step{flex:1 1 170px;max-width:220px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 18px;display:grid;gap:4px;text-align:center}
.rs-step .rs-no{font-size:11.5px;font-weight:800;letter-spacing:.12em;color:var(--blue)}
.rs-step b{font-size:17px;font-weight:800}
.rs-step small{font-size:13.5px;color:var(--ink-soft)}
.rs-step.send{background:linear-gradient(150deg,var(--blue-deep),var(--blue-night));color:#fff;border:0}
.rs-step.send .rs-no{color:var(--warm)}
.rs-step.send small{color:rgba(255,255,255,.75)}
.rs-arrow{align-self:center;color:var(--blue);font-weight:800;font-size:20px}
.rs-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.rs-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px 22px}
.rs-card .ic{font-size:26px;display:block;margin-bottom:12px}
.rs-card h3{font-size:17px;font-weight:800;margin-bottom:6px}
.rs-card p{font-size:14.5px;color:var(--ink-soft)}
.staff-entry{margin-top:30px;text-align:center;font-size:14.5px;color:var(--ink-soft)}
.staff-entry a{display:inline-flex;gap:4px;margin-left:6px;padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--blue-deep);font-weight:800}
.staff-entry a:hover{border-color:var(--blue)}
@media (max-width:1024px){.rs-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.rs-grid{grid-template-columns:1fr}.rs-arrow{transform:rotate(90deg);flex-basis:100%;text-align:center}.rs-step{max-width:none}}

/* ───── 앱 다운로드 페이지 ───── */
.app-hero-grid{position:relative;display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.app-install{font-size:17px}
.app-state{margin-top:16px;font-size:15px;color:#FFE2A8;min-height:22px;max-width:520px}
.phone{position:relative;justify-self:center}
.phone-frame{width:280px;aspect-ratio:9/19;border-radius:44px;padding:12px;background:#0B1422;box-shadow:0 40px 80px -30px rgba(0,0,0,.7),inset 0 0 0 2px rgba(255,255,255,.12)}
.phone-frame img{width:100%;height:100%;object-fit:cover;border-radius:34px;display:block}
.phone-icon{position:absolute;left:-44px;bottom:60px;width:96px;height:96px;border-radius:22px;box-shadow:0 20px 40px -12px rgba(0,0,0,.6);animation:bob 5s ease-in-out infinite}
.os-tabs{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.os-tabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:11px 20px;font:800 15px Pretendard,sans-serif;cursor:pointer;color:var(--ink-soft)}
.os-tabs button.on{background:var(--blue-deep);border-color:transparent;color:#fff}
.os-panels{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;max-width:900px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px}
.os-steps{list-style:none;counter-reset:st;display:grid;gap:14px}
.os-steps li{counter-increment:st;display:flex;gap:12px;align-items:flex-start;font-size:16px;line-height:1.6}
.os-steps li::before{content:counter(st);flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;font-size:14px;display:grid;place-items:center}
.os-steps li.tip{font-size:14px;color:var(--ink-soft)}
.os-steps li.tip::before{content:"!";background:var(--warm);color:var(--blue-night)}
.qr-card{text-align:center;display:grid;gap:10px;justify-items:center;padding:16px;border-radius:18px;background:var(--bg-soft)}
.qr-card img{width:170px;height:170px;border-radius:12px;background:#fff}
.qr-card p{font-size:13.5px;color:var(--ink-soft);font-weight:600}
.ios-guide .g-icon{width:56px;height:56px;border-radius:14px}
@media (max-width:1024px){.app-hero-grid{grid-template-columns:1fr}.phone{margin-top:10px}}
@media (max-width:640px){.os-panels{grid-template-columns:1fr;padding:22px}.phone-frame{width:230px}.phone-icon{left:-20px;width:76px;height:76px}}

/* ───── 고등관 채널 (블로그 · 인스타그램 · 유튜브) ───── */
.channels{background:var(--bg-soft)}
.ch-btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px}
.ch-btn{display:inline-flex;align-items:center;gap:10px;padding:13px 20px 13px 14px;border-radius:999px;font-weight:800;font-size:15.5px;color:#fff;box-shadow:0 10px 24px -14px rgba(0,0,0,.5);transition:transform .2s}
.ch-btn:hover{transform:translateY(-2px)}
.ch-btn b{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.22);font-size:14px}
.ch-btn.blog{background:#03C75A}
.ch-btn.insta{background:linear-gradient(45deg,#F58529,#DD2A7B 50%,#8134AF)}
.ch-btn.yt{background:#FF0000}
.ch-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start}
.ch-title{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:800;margin-bottom:14px}
.ch-title .dot{width:10px;height:10px;border-radius:50%}
.ch-title .dot.blog{background:#03C75A}.ch-title .dot.yt{background:#FF0000}
.ch-list{display:grid;gap:10px}
.ch-post{display:grid;gap:4px;padding:16px 18px;border-radius:16px;background:#fff;border:1px solid var(--line);transition:border-color .2s,transform .2s}
.ch-post:hover{border-color:#03C75A;transform:translateY(-2px)}
.ch-post b{font-size:15.5px;line-height:1.45}
.ch-meta{font-size:12.5px;color:var(--ink-soft);font-weight:600}
.ch-sum{font-size:13.5px;color:var(--ink-soft);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ch-videos{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ch-vid{display:grid;gap:6px}
.ch-vid b{font-size:14.5px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ch-thumb{position:relative;display:block;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#0B1422}
.ch-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.ch-vid:hover .ch-thumb img{transform:scale(1.04)}
.ch-thumb .play{position:absolute;inset:auto auto 10px 10px;width:34px;height:34px;border-radius:50%;background:rgba(255,0,0,.92);color:#fff;display:grid;place-items:center;font-size:12px}
@media (max-width:900px){.ch-grid{grid-template-columns:1fr}}
@media (max-width:560px){.ch-videos{grid-template-columns:1fr 1fr;gap:10px}.ch-btn{font-size:14.5px}}