/* ══ 강한선배 BX 씬 — 스티키 스크롤 연출 (홈 · 윈터스쿨) ══
   bx-core.css 다음에 로드. 스크롤 진행도(0~1)는 bx-scenes.js 가 각 [data-scene] 에 반영한다. */

/* ── 좌측 섹션 인디케이터 (표시 전용, 클릭 이동 없음) — difference 블렌드로 명/암 자동 대비 ── */
.bx-rail { position: fixed; left: 22px; top: 50%; transform: translateY(-50%); z-index: 90; display: flex; flex-direction: column; gap: 4px; mix-blend-mode: difference; }
.bx-rail .rl { display: flex; align-items: center; gap: 10px; height: 20px; color: #fff; }
.bx-rail i { display: block; width: 12px; height: 2px; border-radius: 2px; background: currentColor; opacity: .4; transition: width .35s var(--ease-out), opacity .35s; }
.bx-rail b { font-size: 12px; font-weight: 700; white-space: nowrap; opacity: 0; transform: translateX(-4px); transition: opacity .25s, transform .25s; }
.bx-rail .rl.on i { width: 28px; opacity: 1; }
.bx-rail .rl.on b, .bx-rail:hover b { opacity: 1; transform: none; }
@media (max-width: 1240px) { .bx-rail { display: none; } }

/* ── 씬 공통: 긴 스크롤 트랙 + 스티키 뷰포트 ── */
.sc { position: relative; }
.sc > .sticky { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }

/* ① HERO */
.sc-hero { height: 290vh; background: #fff; }
.hero-media { position: absolute; inset: 0; background: #111; clip-path: inset(18px round 28px); will-change: clip-path; }
/* 밝은 멘토링 사진(hero-mentoring.jpg) — 멘토 얼굴 ≈ x41%·y32%, 학생 머리 ≈ x66%. 크롭·푸시인 기준을 두 사람 사이 대화 지점에 둔다 */
.hero-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 46% 34%; transform: scale(1.12); transform-origin: 50% 34%; will-change: transform; }
/* 스크림 3겹 — ① 상단: GNB(흰 글자) 가독용, GNB 높이가 고정이라 px 단위 ② 좌하단 코너: 헤드라인 영역 ③ 하단: 카피·CTA 바닥.
   얼굴이 있는 상단 1/3 중앙부는 거의 건드리지 않아 전체가 탁해지지 않게 한다 */
.hero-shade { position: absolute; inset: 0; background:
  linear-gradient(180deg, rgba(8, 9, 12, .6) 0, rgba(8, 9, 12, .36) 88px, rgba(8, 9, 12, .12) 160px, rgba(8, 9, 12, 0) 240px),
  radial-gradient(130% 95% at 0% 100%, rgba(8, 9, 12, .62) 0%, rgba(8, 9, 12, .34) 40%, rgba(8, 9, 12, 0) 74%),
  linear-gradient(180deg, rgba(8, 9, 12, 0) 34%, rgba(8, 9, 12, .32) 58%, rgba(8, 9, 12, .8) 100%); }
.hero-media::after { content: ""; position: absolute; inset: 0; background: #08090c; opacity: var(--hd, 0); }
@media (max-width: 860px) {
  /* 세로 화면은 사진 폭의 1/4 남짓만 보이므로 멘토 얼굴 중심으로 크롭, 푸시인도 얼굴을 향해 */
  .hero-media img { object-position: 43% 34%; transform-origin: 36% 32%; }
  /* 모바일 카피는 하단에서 px 높이로 쌓이므로 하단 스크림도 바닥 기준 px 로 */
  .hero-shade { background:
    linear-gradient(180deg, rgba(8, 9, 12, .6) 0, rgba(8, 9, 12, .36) 88px, rgba(8, 9, 12, .12) 160px, rgba(8, 9, 12, 0) 240px),
    linear-gradient(0deg, rgba(8, 9, 12, .8) 0, rgba(8, 9, 12, .56) 170px, rgba(8, 9, 12, .2) 330px, rgba(8, 9, 12, 0) 460px); }
  /* 카피 2(제목 3줄 + 세로 CTA 2개)는 얼굴 높이까지 올라옴 → 카피 전환 구간의 --hd(0→.22)에 맞춰 보강 스크림 페이드인 */
  .hero-shade::after { content: ""; position: absolute; inset: 0; opacity: calc(var(--hd, 0) * 4.6);
    background: linear-gradient(0deg, rgba(8, 9, 12, .45) 0, rgba(8, 9, 12, .45) 300px, rgba(8, 9, 12, .3) 440px, rgba(8, 9, 12, 0) 600px); }
}
.hero-copy { position: absolute; z-index: 2; left: max(44px, 6vw); right: 44px; bottom: max(70px, 10vh); color: #fff; will-change: transform, opacity; }
.hero-eyebrow { font-size: clamp(14px, 1.3vw, 17px); font-weight: 600; color: rgba(255, 255, 255, .82); margin-bottom: 20px; animation: bx-fade 1s .3s both; }
.hero-h1 { font-size: clamp(46px, 8.4vw, 128px); font-weight: 800; letter-spacing: -.055em; line-height: 1.02; }
.hero-h1 .ln { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.06em; }
.hero-h1 .ln > span { display: inline-block; animation: bx-rise 1.15s var(--ease-out) both; }
.hero-h1 .ln:nth-child(2) > span { animation-delay: .13s; }
.hero-copy-2 { opacity: 0; transform: translateY(40px); pointer-events: none; }
.hero-copy-2.live { pointer-events: auto; }
.hero-h2 { font-size: clamp(34px, 5.4vw, 78px); font-weight: 800; letter-spacing: -.05em; line-height: 1.1; }
.hero-sub { font-size: clamp(15px, 1.45vw, 19px); color: rgba(255, 255, 255, .84); line-height: 1.7; margin-top: 22px; }
.hero-ctas { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.scroll-cue { position: absolute; left: 50%; bottom: 34px; transform: translateX(-50%); z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 10px; color: rgba(255, 255, 255, .8); font-size: 11px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.scroll-cue i { width: 1px; height: 46px; background: linear-gradient(rgba(255, 255, 255, .9), rgba(255, 255, 255, 0)); animation: bx-cue 1.8s ease-in-out infinite; transform-origin: top; }
@keyframes bx-rise { from { transform: translateY(108%); } to { transform: none; } }
@keyframes bx-fade { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes bx-cue { 0% { transform: scaleY(0); opacity: 1; } 60% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }

/* ② MANIFESTO — 단어 하이라이트 */
.sc-manifesto { height: 250vh; background: #fff; }
.sc-manifesto .sticky { display: flex; align-items: center; justify-content: center; }
.mf-wrap { width: 100%; max-width: 1120px; padding: 0 28px; }
.mf-kicker { display: flex; align-items: center; font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 30px; }
.mf-text { font-size: clamp(28px, 4.5vw, 60px); font-weight: 800; letter-spacing: -.05em; line-height: 1.34; color: #d7dade; }
.mf-text em { font-style: normal; }
.mf-text .w { transition: color .35s ease; }
.mf-text .w.on { color: var(--ink); }
.mf-text .w.em.on { color: var(--brand); }

/* ②-1 영상 — 가운데 한 편을 크게, 양옆은 작고 흐리게. 크기 · 투명도는 landing.js 가 스크롤 위치로 매 프레임 계산
   (transition 을 걸면 스크롤과 따로 놀아 끊겨 보인다). 레일은 화면 끝까지 펼치고 양옆 여백을 (화면 − 슬라이드)/2 로 둬서
   처음 · 마지막 영상도 가운데에 선다 */
.vid-rail { --vid-w: min(900px, 72vw); position: relative; display: flex; gap: 24px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 0 calc(50vw - var(--vid-w) / 2); margin: 0 calc(50% - 50vw); scrollbar-width: none; }
.vid-rail::-webkit-scrollbar { display: none; }
.vid-slide { flex: 0 0 var(--vid-w); scroll-snap-align: center; }
.vid-card { will-change: transform, opacity; }
.vid-slide:not(.on) { cursor: pointer; }
.vid-slide:not(.on) .vid-play i, .vid-slide:not(.on) .vid-cap { opacity: 0; }
.vid-media { position: relative; aspect-ratio: 16 / 9; border-radius: 28px; overflow: hidden; background: var(--night); }
.vid-media iframe, .vid-play { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.vid-play { padding: 0; background: none; cursor: pointer; }
.vid-play img { width: 100%; height: 100%; object-fit: cover; }
.vid-play i { position: absolute; left: 50%; top: 50%; width: 84px; height: 84px; margin: -42px 0 0 -42px; border-radius: 50%; background: var(--brand); transition: transform .25s var(--ease-out), opacity .3s; }
.vid-play i::after { content: ""; position: absolute; left: 34px; top: 27px; border-style: solid; border-width: 15px 0 15px 24px; border-color: transparent transparent transparent #fff; }
.on .vid-play:hover i, .on .vid-play:focus-visible i { transform: scale(1.08); }
.vid-cap { text-align: center; transition: opacity .3s; }
.vid-title { font-size: clamp(19px, 1.8vw, 24px); font-weight: 800; letter-spacing: -.04em; line-height: 1.4; color: var(--ink); margin-top: 22px; }
.vid-sum { font-size: 16px; color: var(--dim); line-height: 1.7; margin-top: 8px; }
.vid-by { font-size: 14px; font-weight: 600; color: var(--faint); margin-top: 8px; }
.vid-ctl { align-items: center; gap: 12px; margin-top: 32px; }
.vid-ctl .btn { height: 46px; padding: 0 22px; font-size: 15px; }
.vid-ctl .vid-arrow[hidden] { display: none; }
.vid-ctl .vid-arrow:disabled { opacity: .35; cursor: default; box-shadow: none; }
@media (max-width: 860px) {
  .vid-rail { --vid-w: 76vw; gap: 10px; }
  .vid-media { border-radius: 20px; }
  .vid-play i { width: 64px; height: 64px; margin: -32px 0 0 -32px; }
  .vid-play i::after { left: 25px; top: 20px; border-width: 12px 0 12px 19px; }
  .vid-title { margin-top: 16px; }
}

/* 후기 — 바로 아래가 아이의 하루(회색 면)라 여백을 둔다 */
#voices { padding-bottom: 140px; }
@media (max-width: 860px) { #voices { padding-bottom: 100px; } }

/* ③ 아이의 하루 — 스티키 폰 */
.sc-day { height: 660vh; background: var(--paper-2); }
.sc-day .sticky { display: flex; align-items: center; }
.day-grid { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.day-title { font-size: clamp(30px, 3.7vw, 50px); font-weight: 800; letter-spacing: -.05em; line-height: 1.2; }
.day-steps { list-style: none; margin-top: 40px; }
.day-steps li { padding: 13px 0 13px 22px; border-left: 2px solid var(--hair); opacity: .34; transition: opacity .45s, border-color .45s; }
.day-steps li.done { opacity: .5; }
.day-steps li.on { opacity: 1; border-color: var(--brand); }
.ds-time { font-size: 13px; font-weight: 700; color: var(--brand); font-variant-numeric: tabular-nums; }
.day-steps b { display: block; font-size: clamp(17px, 1.6vw, 20px); font-weight: 700; letter-spacing: -.025em; margin-top: 3px; }
.day-steps p { font-size: 15px; color: var(--dim); line-height: 1.65; max-height: 0; opacity: 0; overflow: hidden; transition: max-height .5s var(--ease-out), opacity .35s, margin .5s; }
.day-steps li.on p { max-height: 90px; opacity: 1; margin-top: 6px; }
.day-visual { position: relative; display: flex; flex-direction: column; align-items: center; }
.phone-wrap { position: relative; width: calc(300px * var(--phs, 1)); }
/* 단계별 실제 화면 — 같은 자리에 겹쳐 두고 .on 만 보이게 (페이드는 .pf img 의 opacity 전환) */
.pf.day-pf { width: 100%; }
.pf.day-pf img { opacity: 0; }
.pf.day-pf img.on { opacity: 1; }
.lg-tag, .bx .log-tag { flex-shrink: 0; font-size: 10.5px; font-weight: 700; padding: 5px 8px; border-radius: 8px; white-space: nowrap; }
.lg-tag.att, .bx .log-tag.att { background: #eef2ff; color: #3b5bdb; }
.lg-tag.patrol { background: #e7f5ff; color: #1c7ed6; }
.lg-tag.merit { background: #dcfce7; color: #15803d; }
.lg-tag.ment { background: var(--brand-soft); color: var(--brand); }
.lg-tag.out { background: #f1f3f5; color: #495057; }
.bx .up { color: #15803d; }
.vr-bars { display: flex; align-items: flex-end; gap: 6px; height: 54px; margin-top: 10px; }
.vr-bars i { flex: 1; height: calc(var(--h) * 100%); border-radius: 5px 5px 2px 2px; background: #ffd5c0; }
.vr-bars i:last-child { background: var(--brand); }
/* 시계 링 */
.day-clock { position: absolute; left: calc(-92px * var(--phs, 1)); top: calc(70px * var(--phs, 1)); z-index: 3; width: 118px; height: 118px; border-radius: 50%; background: #fff; box-shadow: 0 20px 44px -18px rgba(16, 24, 40, .35); display: grid; place-items: center; }
.day-clock svg { position: absolute; inset: 7px; width: calc(100% - 14px); height: calc(100% - 14px); transform: rotate(-90deg); }
.dc-track, .dc-fill { fill: none; stroke-width: 6; }
.dc-track { stroke: #eef0f2; }
.dc-fill { stroke: var(--brand); stroke-linecap: round; stroke-dasharray: 326.73; stroke-dashoffset: 326.73; transition: stroke-dashoffset .7s var(--ease-out); }
.dc-txt { text-align: center; }
.dc-txt b { display: block; font-size: 22px; font-weight: 800; letter-spacing: -.03em; font-variant-numeric: tabular-nums; color: var(--ink); }
.dc-txt span { font-size: 11.5px; font-weight: 600; color: var(--dim); }
.day-note { margin-top: 18px; text-align: center; }
.day-note b { display: block; font-size: 14px; font-weight: 800; letter-spacing: -.03em; color: var(--ink); }
.day-note span { display: block; font-size: 12px; color: var(--faint); margin-top: 3px; }

/* ④ 결과 — 필 확장 */
.sc-proof { height: 330vh; background: #fff; }
.sc-proof .sticky { display: grid; place-items: center; }
.pill-head { display: flex; align-items: center; justify-content: center; gap: .32em; font-size: clamp(28px, 6.4vw, 92px); font-weight: 800; letter-spacing: -.055em; white-space: nowrap; color: var(--ink); }
.pl-a, .pl-b { display: inline-block; will-change: transform, opacity; }
.pill-shape { display: block; width: 1.55em; height: .96em; border-radius: 999px; background: var(--night); } /* will-change 금지: 작은 크기로 래스터된 채 확대돼 흐려짐 */
.proof-dark { position: absolute; inset: 0; z-index: 2; display: flex; flex-direction: column; justify-content: center; width: 100%; max-width: 1236px; margin: 0 auto; padding: 0 28px;
  color: #fff; opacity: 0; transform: translateY(30px); pointer-events: none; }
.proof-dark.live { pointer-events: auto; }
.proof-dark .eyebrow { color: var(--brand-2); }
.proof-title { font-size: clamp(28px, 3.8vw, 50px); font-weight: 800; letter-spacing: -.05em; line-height: 1.2; }
.proof-big { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 52px; }
.proof-big b { display: block; font-size: clamp(42px, 6vw, 86px); font-weight: 800; letter-spacing: -.055em; line-height: 1; font-variant-numeric: tabular-nums; }
.proof-big i, .proof-small i { font-style: normal; font-size: .46em; color: var(--brand-2); margin-left: 3px; }
.proof-big > div > span, .proof-small > div > span { display: block; font-size: 15px; color: rgba(255, 255, 255, .58); margin-top: 14px; line-height: 1.55; }
.proof-small { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 56px; padding-top: 32px; border-top: 1px solid rgba(255, 255, 255, .12); }
.proof-small b { display: block; font-size: clamp(22px, 2.4vw, 32px); font-weight: 800; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.proof-small > div > span { font-size: 13.5px; margin-top: 8px; }
/* 합격·재학 대학 (홈) */
.uni-sec { padding: 150px 0 20px; background: #fff; }
.uni-sec .bx-head { padding: 0 28px; }
@media (max-width: 860px) { .uni-sec { padding-top: 110px; } }

/* ⑤ 교시제 — 가로 타임라인 */
.sc-periods { background: #fff; }
.sc-periods .sticky { display: flex; flex-direction: column; justify-content: center; gap: 40px; }
.per-head, .per-foot { width: 100%; max-width: 1236px; margin: 0 auto; padding: 0 28px; }
.per-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.per-tabs { display: flex; background: var(--paper-2); border-radius: 999px; padding: 5px; }
.per-tabs button { border: 0; background: none; font: inherit; font-size: 14.5px; font-weight: 700; color: var(--dim); padding: 10px 18px; border-radius: 999px; cursor: pointer; transition: background .2s, color .2s, box-shadow .2s; }
.per-tabs button.on { background: #fff; color: var(--ink); box-shadow: 0 1px 4px rgba(0, 0, 0, .1); }
.per-viewport { overflow: hidden; }
.per-track { display: flex; gap: 16px; width: max-content; padding: 6px max(28px, calc((100vw - 1180px) / 2)); will-change: transform; }
.per-card { position: relative; flex-shrink: 0; width: 256px; height: 330px; border-radius: 28px; background: var(--paper-2); padding: 26px; display: flex; flex-direction: column; overflow: hidden; }
.per-card .pc-no { font-size: 15px; font-weight: 800; color: var(--brand); }
.per-card .pc-time { font-size: 44px; font-weight: 800; letter-spacing: -.05em; line-height: 1; margin-top: auto; font-variant-numeric: tabular-nums; }
.per-card .pc-end { font-size: 15px; color: var(--dim); margin-top: 8px; font-variant-numeric: tabular-nums; }
.per-card .pc-day { position: relative; height: 4px; border-radius: 4px; background: rgba(0, 0, 0, .07); margin-top: 22px; }
.per-card .pc-day i { position: absolute; top: 0; bottom: 0; border-radius: 4px; background: var(--brand); }
.per-card .pc-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 16px; }
.per-card .pc-tags span { font-size: 12px; font-weight: 700; color: var(--ink-2); background: #fff; border-radius: 999px; padding: 6px 10px; }
.per-card.meal { background: var(--brand-soft); }
.per-card.meal .pc-tags span { color: var(--brand); }
.per-card.edge { background: var(--ink); color: #fff; }
.per-card.edge .pc-no { color: var(--brand-2); }
.per-card.edge .pc-end { color: rgba(255, 255, 255, .7); }
.per-card.edge .pc-lead { font-size: 22px; font-weight: 800; letter-spacing: -.04em; line-height: 1.35; margin-top: 18px; }
.per-foot { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.per-bar { flex: 1 1 200px; height: 3px; border-radius: 3px; background: var(--hair); overflow: hidden; }
.per-bar i { display: block; height: 100%; width: 0; background: var(--brand); }
.per-partner { flex: 1 1 420px; display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--dim); line-height: 1.6; }
.per-partner b { color: var(--ink); }

/* ⑥ 학습 공간 — 그리드 줌 */
.sc-space { height: 330vh; background: var(--night); }
.sp-stage { position: absolute; inset: 0; display: grid; place-items: center; }
.sp-grid { --tw: min(29vw, 400px, calc((100svh - 150px) / 3 / .625)); --th: calc(var(--tw) * .625);
  display: grid; grid-template-columns: repeat(3, var(--tw)); grid-template-rows: repeat(3, var(--th)); gap: 14px; } /* 확대 시 선명도 유지를 위해 will-change 미사용 */
.sp-tile { position: relative; border: 0; padding: 0; border-radius: 18px; overflow: hidden; background: #1b1d22; cursor: zoom-in; }
.sp-tile img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .7s var(--ease-out); }
.sp-tile:hover img { transform: scale(1.06); }
.sp-center::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8, 9, 12, .78), rgba(8, 9, 12, .25) 70%); opacity: var(--spd, 0); pointer-events: none; }
.sp-center:hover img { transform: none; }
.sp-caption { position: absolute; z-index: 2; left: max(44px, 6vw); bottom: max(64px, 11vh); max-width: 760px; color: #fff; opacity: 0; transform: translateY(30px); pointer-events: none; }
.sp-caption.live { pointer-events: auto; }
.sp-caption .eyebrow { color: var(--brand-2); }
.sp-caption h2 { font-size: min(clamp(34px, 5.2vw, 72px), calc((100vw - 48px) / 9.9)); font-weight: 800; letter-spacing: -.05em; line-height: 1.1; }
.sp-caption p { font-size: clamp(15px, 1.4vw, 18px); color: rgba(255, 255, 255, .8); line-height: 1.7; margin-top: 18px; }
.sp-caption .btn { margin-top: 28px; }

/* ⑦ 스택 카드 */
.stack { display: flex; flex-direction: column; gap: 32px; }
.stack-card { position: sticky; top: calc(96px + var(--i) * 18px); display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; min-height: 470px; padding: 56px;
  border-radius: 34px; background: #f6f7f9; transform-origin: 50% 0; will-change: transform; box-shadow: 0 -1px 0 rgba(0, 0, 0, .02), 0 30px 70px -40px rgba(16, 24, 40, .35); }
.stack-card:nth-child(2) { background: #fff4ec; }
.stack-card:nth-child(3) { background: #f1f5ff; }
.stack-card:nth-child(4) { background: var(--ink); color: #fff; }
.sc-no { font-size: 15px; font-weight: 800; color: var(--brand); }
.stack-card h3 { font-size: clamp(26px, 3vw, 40px); font-weight: 800; letter-spacing: -.045em; line-height: 1.2; margin-top: 12px; }
.sc-lead { font-size: clamp(16px, 1.5vw, 19px); font-weight: 700; letter-spacing: -.02em; color: var(--ink-2); margin: 16px 0 10px; }
.sc-copy > p:not(.sc-lead) { font-size: 16px; color: var(--dim); line-height: 1.75; }
.stack-card:nth-child(4) .sc-lead { color: #fff; }
.stack-card:nth-child(4) .sc-copy > p:not(.sc-lead) { color: rgba(255, 255, 255, .66); }
.stack-card:nth-child(4) .sc-no { color: var(--brand-2); }
.stack-card:nth-child(4) .btn-dark { background: #fff; color: var(--ink); }
.sc-list { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.sc-list li { font-size: 14px; font-weight: 600; background: rgba(255, 255, 255, .8); border: 1px solid rgba(0, 0, 0, .06); padding: 8px 14px; border-radius: 999px; }
.sc-vis { background: #fff; color: var(--ink); border-radius: 26px; padding: 28px; box-shadow: 0 24px 50px -28px rgba(16, 24, 40, .35); }
.vis-log { display: flex; flex-direction: column; gap: 14px; }
.bx .log-row { display: flex; align-items: center; gap: 12px; }
.bx .log-row p { font-size: 15px; }
.bx .log-tag { font-size: 12px; padding: 6px 10px; }
.vis-chat { display: flex; flex-direction: column; gap: 12px; background: #f4f5f7; }
.ch { max-width: 84%; }
.ch span { display: block; font-size: 12px; font-weight: 700; color: var(--dim); margin: 0 0 4px 4px; }
.ch p { font-size: 15px; line-height: 1.5; padding: 12px 15px; border-radius: 18px; }
.ch-in p { background: #fff; border-bottom-left-radius: 6px; }
.ch-out { align-self: flex-end; }
.ch-out p { background: var(--brand); color: #fff; border-bottom-right-radius: 6px; }
.vis-env { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.env-ring { position: relative; width: 180px; height: 180px; display: grid; place-items: center; }
.env-ring svg { position: absolute; inset: 0; transform: rotate(-90deg); }
.env-ring circle { fill: none; stroke: #eef0f2; stroke-width: 10; }
.env-ring circle.on { stroke: var(--brand); stroke-linecap: round; stroke-dasharray: 314.16; stroke-dashoffset: 314.16; transition: stroke-dashoffset 1.6s var(--ease-out); }
.stack-card.seen .env-ring circle.on { stroke-dashoffset: 52; }
.env-ring b { display: block; font-size: 40px; font-weight: 800; letter-spacing: -.05em; text-align: center; }
.env-ring span { display: block; font-size: 13px; color: var(--dim); text-align: center; }
.env-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.env-chips span { font-size: 13.5px; font-weight: 700; background: #f1f5ff; color: #3b5bdb; padding: 8px 13px; border-radius: 999px; }
.vr-ttl { font-size: 13px; font-weight: 700; color: var(--dim); margin-bottom: 10px; }
.vr-row { display: flex; justify-content: space-between; font-size: 16px; padding: 11px 0; border-top: 1px solid #f0f1f3; }
.vr-row:first-of-type { border-top: 0; }
.vr-row b { font-weight: 800; }
.vis-report .vr-bars { height: 80px; margin-top: 16px; }

/* 비교표 */
.cmp { max-width: 900px; margin: 0 auto; border-radius: 28px; overflow: hidden; border: 1px solid var(--hair); background: #fff; }
.cmp-row { display: grid; grid-template-columns: .9fr 1.2fr 1.5fr; }
.cmp-row > span { padding: 21px 26px; font-size: 16px; border-top: 1px solid var(--hair); display: flex; align-items: center; }
.cmp-head > span { border-top: 0; background: var(--paper-2); font-size: 14px; font-weight: 700; color: var(--dim); }
.cmp-row > span[role="rowheader"] { font-weight: 700; }
.cmp-row > span:nth-child(2) { color: var(--faint); }
.cmp-row > .cmp-us { background: var(--brand-soft); color: var(--ink); font-weight: 700; }
.cmp-head > .cmp-us { background: var(--brand); color: #fff; }
.cmp-head .logo-mark { background: #fff; color: var(--brand); width: 22px; height: 22px; font-size: 12px; border-radius: 7px; }
.cmp.r { transform: none; }
.cmp.r .cmp-row { opacity: 0; transform: translateY(14px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.cmp.r.in .cmp-row { opacity: 1; transform: none; }
.cmp.r.in .cmp-row:nth-child(2) { transition-delay: .08s; } .cmp.r.in .cmp-row:nth-child(3) { transition-delay: .16s; }
.cmp.r.in .cmp-row:nth-child(4) { transition-delay: .24s; } .cmp.r.in .cmp-row:nth-child(5) { transition-delay: .32s; }
.cmp.r.in .cmp-row:nth-child(6) { transition-delay: .4s; }

/* 등록 3단계 */
.steps3 { list-style: none; position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.steps3::before { content: ""; position: absolute; top: 29px; left: 16.66%; right: 16.66%; height: 2px;
  background: linear-gradient(90deg, var(--brand) calc(var(--sp, 0) * 100%), var(--hair) 0); }
.steps3 li { text-align: center; padding: 0 12px; }
.s3-no { position: relative; z-index: 1; width: 58px; height: 58px; border-radius: 50%; background: #fff; border: 2px solid var(--hair); display: inline-grid; place-items: center;
  font-size: 20px; font-weight: 800; color: var(--faint); transition: border-color .5s, color .5s, background .5s; }
.steps3 li.lit .s3-no { border-color: var(--brand); background: var(--brand); color: #fff; }
.steps3 h4 { font-size: 21px; font-weight: 800; letter-spacing: -.03em; margin-top: 22px; }
.steps3 p { font-size: 15px; color: var(--dim); line-height: 1.7; margin-top: 10px; }

/* 후기 */
.vq-list { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.vq { background: var(--paper-2); border-radius: 30px; padding: 46px; display: flex; flex-direction: column; justify-content: space-between; gap: 32px; }
.vq blockquote { font-size: clamp(20px, 2vw, 26px); font-weight: 700; letter-spacing: -.035em; line-height: 1.55; color: var(--ink); }
.vq blockquote b { background: linear-gradient(transparent 60%, #ffdcc6 0); }
.vq figcaption { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 14px; color: var(--dim); }
.vq figcaption em { font-style: normal; font-size: 13px; font-weight: 700; color: var(--brand); background: var(--brand-soft); padding: 6px 12px; border-radius: 999px; }
.bx .tm-wrap { margin-top: 28px; }

/* 대표 · 총괄 */
.lb-grid { display: grid; grid-template-columns: 1fr 1.12fr; gap: 80px; align-items: center; }
.lb-photo { position: relative; border-radius: 34px; overflow: hidden; aspect-ratio: 4 / 5; background: #eef0f2; }
.lb-photo img { position: absolute; left: 0; top: -8%; width: 100%; height: 116%; object-fit: cover; object-position: center 18%; will-change: transform; }
.lb-text p { font-size: 17px; line-height: 1.9; color: var(--dim); margin-top: 18px; }
.lb-text p b { color: var(--ink); }
.bx .lb-text .lb-quote { font-size: clamp(21px, 2.3vw, 29px); font-weight: 800; letter-spacing: -.04em; line-height: 1.45; color: var(--ink); margin-top: 34px; padding-left: 20px; border-left: 3px solid var(--brand); }
.lb-body .bx-h2 { margin-bottom: 8px; }
.lb-foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 42px; padding-top: 24px; border-top: 1px solid var(--hair); font-size: 15px; color: var(--dim); }
.lb-foot b { color: var(--ink); margin-left: 4px; }
.lb-more { font-size: 15px; font-weight: 700; color: var(--brand); }
.chief-bx { display: grid; grid-template-columns: 170px 1fr; gap: 40px; align-items: center; margin-top: 64px; padding: 36px; border-radius: 30px; background: var(--paper-2); }
.chief-bx img { width: 170px; height: 210px; object-fit: cover; object-position: center 22%; border-radius: 22px; }
.chief-bx h3 { font-size: clamp(20px, 2.1vw, 26px); font-weight: 800; letter-spacing: -.04em; line-height: 1.35; margin-bottom: 12px; }
.chief-bx p { font-size: 15.5px; line-height: 1.8; color: var(--dim); }
.chief-bx p b { color: var(--ink); }
.chief-bx .lb-more { display: inline-block; margin-top: 14px; }

/* 멘토 · 운영진 여백 보정 */
.bx .mentor-strip { margin-top: 0; }
.bx .team-grid { margin-top: 0; }

/* 페르소나 */
.persona-bx { position: relative; overflow: hidden; display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; padding: 76px; border-radius: 38px; background: var(--night); color: #fff; }
.persona-bx::before { content: ""; position: absolute; width: 560px; height: 560px; right: -160px; top: -220px; border-radius: 50%; background: radial-gradient(closest-side, rgba(255, 102, 0, .35), transparent); pointer-events: none; }
.persona-bx h2 { position: relative; font-size: clamp(30px, 3.8vw, 52px); font-weight: 800; letter-spacing: -.05em; line-height: 1.2; }
.persona-bx h2 b { color: var(--brand-2); }
.persona-bx ul { position: relative; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.persona-bx li { display: flex; align-items: center; gap: 14px; font-size: 17px; padding: 17px 20px; border-radius: 18px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .08);
  opacity: 0; transform: translateX(18px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.persona-bx li::before { content: "✓"; flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--brand); display: grid; place-items: center; font-size: 13px; font-weight: 800; }
.persona-bx.in li { opacity: 1; transform: none; }
.persona-bx.in li:nth-child(2) { transition-delay: .08s; } .persona-bx.in li:nth-child(3) { transition-delay: .16s; }
.persona-bx.in li:nth-child(4) { transition-delay: .24s; } .persona-bx.in li:nth-child(5) { transition-delay: .32s; }

/* ⑧ CLOSING */
.sc-close { height: 230vh; background: #fff; margin-top: 150px; }
.close-media { position: absolute; inset: 0; background: #111; clip-path: inset(14% 16% round 32px); will-change: clip-path; }
.close-media img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.18); will-change: transform; }
.close-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8, 9, 12, .84) 0%, rgba(8, 9, 12, .58) 48%, rgba(8, 9, 12, .22) 100%); }
.close-copy { position: absolute; z-index: 2; left: max(44px, 7vw); top: 50%; max-width: 640px; color: #fff; opacity: 0; transform: translateY(calc(-50% + 40px)); pointer-events: none; }
.close-copy.live { pointer-events: auto; }
.close-copy .eyebrow { color: var(--brand-2); }
.close-copy h2 { font-size: clamp(34px, 5.2vw, 72px); font-weight: 800; letter-spacing: -.05em; line-height: 1.1; }
.close-copy > p { font-size: clamp(15px, 1.4vw, 18px); color: rgba(255, 255, 255, .8); line-height: 1.75; margin-top: 20px; }
.close-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.close-points { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 30px; font-size: 14px; color: rgba(255, 255, 255, .72); }
.close-points li::before { content: "✓"; color: var(--brand-2); font-weight: 800; margin-right: 7px; }

/* 리포트 샘플 모달 */

.rm-sheet { width: min(620px, 100%); max-height: calc(100svh - 80px); overflow-y: auto; background: #fff; color: var(--ink); border-radius: 30px; padding: 40px; box-shadow: var(--sh-lg); }
.rm-sample { font-size: 12.5px; font-weight: 700; color: var(--brand); background: var(--brand-soft); border-radius: 999px; padding: 6px 12px; width: max-content; max-width: 100%; }
.rm-head { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.rm-head .logo-mark { width: 40px; height: 40px; border-radius: 12px; font-size: 19px; margin: 0; }
.rm-kicker { font-size: 13px; color: var(--dim); font-weight: 600; }
.rm-head h3 { font-size: 22px; font-weight: 800; letter-spacing: -.035em; margin-top: 2px; }
.rm-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 26px; }
.rm-kpis div { background: var(--paper-2); border-radius: 18px; padding: 16px; }
.rm-kpis span { font-size: 12.5px; color: var(--dim); font-weight: 600; }
.rm-kpis b { display: block; font-size: 26px; font-weight: 800; letter-spacing: -.04em; margin-top: 6px; }
.rm-kpis small { font-size: 13px; font-weight: 700; margin-left: 2px; color: var(--dim); }
.rm-block { margin-top: 28px; }
.rm-h { font-size: 14px; font-weight: 800; margin-bottom: 14px; }
.rm-chart { display: flex; gap: 14px; align-items: flex-end; height: 150px; padding: 0 4px; }
.rm-chart div { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 6px; }
.rm-chart i { width: 100%; max-width: 64px; height: calc(var(--h) * 100%); border-radius: 10px 10px 4px 4px; background: #ffd5c0; }
.rm-chart div:last-child i { background: var(--brand); }
.rm-chart span { font-size: 12px; color: var(--dim); font-weight: 600; }
.rm-chart em { font-style: normal; font-size: 12px; font-weight: 800; order: -1; }
.rm-block .log { display: flex; flex-direction: column; gap: 10px; }
.rm-note p:last-child { font-size: 15px; line-height: 1.8; color: var(--ink-2); background: var(--paper-2); border-radius: 18px; padding: 18px 20px; }

/* ── 반응형 ── */
@media (max-width: 1100px) {
  .day-clock { display: none; }
}
@media (max-width: 860px) {
  .hero-copy { left: 24px; right: 24px; bottom: 56px; }
  .scroll-cue { display: none; }
  .hero-ctas .btn { flex: 1 1 auto; }
  .sc-day .sticky { align-items: stretch; }
  .day-grid { grid-template-columns: 1fr; grid-template-rows: auto 1fr; gap: 12px; padding-top: 72px; padding-bottom: 20px; align-content: start; }
  .day-visual { order: 1; }
  .day-copy { order: 2; }
  .day-copy > .eyebrow, .day-title { display: none; }
  .day-steps { margin-top: 0; position: relative; height: 150px; }
  .day-steps li { position: absolute; inset: 0; border: 0; padding: 0; text-align: center; opacity: 0; transform: translateY(12px); transition: opacity .45s, transform .5s var(--ease-out); }
  .day-steps li.done { opacity: 0; }
  .day-steps li.on { opacity: 1; transform: none; }
  .day-steps li { padding: 0 52px; }
  .day-steps li p { max-height: none; opacity: 1; margin-top: 6px; }
  .day-note { margin-top: 8px; }
  .per-partner { display: block; font-size: 13px; }
  .per-partner .partner-badge { display: inline-block; margin: 0 8px 6px 0; }
  .proof-big { grid-template-columns: 1fr; gap: 22px; margin-top: 30px; }
  .proof-big > div > span { margin-top: 6px; font-size: 14px; }
  .proof-small { grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; padding-top: 22px; }
  .sc-periods .sticky { gap: 26px; }
  .per-card { width: 220px; height: 290px; padding: 22px; }
  .per-card .pc-time { font-size: 38px; }
  .sp-caption { left: 24px; right: 24px; }
  .bx-sec { padding-top: 110px; }
  .bx-head { margin-bottom: 40px; }
  .stack-card { grid-template-columns: 1fr; gap: 26px; min-height: 0; padding: 30px 24px; top: calc(76px + var(--i) * 12px); border-radius: 28px; }
  .cmp-row { grid-template-columns: .8fr 1fr 1.3fr; }
  .cmp-row > span { padding: 16px 14px; font-size: 14px; }
  .steps3 { grid-template-columns: 1fr; gap: 36px; }
  .steps3::before { display: none; }
  .vq-list { grid-template-columns: 1fr; }
  .vq { padding: 32px 28px; }
  .lb-grid { grid-template-columns: 1fr; gap: 40px; }
  .chief-bx { grid-template-columns: 1fr; padding: 28px; gap: 22px; }
  .chief-bx img { width: 100%; height: 280px; }
  .persona-bx { grid-template-columns: 1fr; padding: 40px 24px; gap: 32px; }
  .close-copy { left: 24px; right: 24px; }
  .rm-sheet { padding: 28px 22px; }
  .rm-kpis { grid-template-columns: 1fr 1fr; }
  }

/* ── 모션 최소화: 스티키 트랙을 걷어내고 최종 상태를 정적으로 보여줌 ── */
.bx-rm .sc { height: auto !important; }
.bx-rm .sc > .sticky { position: relative; height: auto; min-height: 100svh; }
.bx-rm .sc-day > .sticky, .bx-rm .sc-periods > .sticky { padding: 110px 0 80px; }
.bx-rm .hero-h1 .ln > span, .bx-rm .hero-eyebrow, .bx-rm .scroll-cue i { animation: none; }
.bx-rm .day-steps li { opacity: 1; border-color: var(--hair); }
.bx-rm .day-steps li p { max-height: none; opacity: 1; margin-top: 6px; }
.bx-rm .per-viewport { overflow-x: auto; }
.bx-rm .per-track { transform: none !important; }
.bx-rm .per-bar { display: none; }
.bx-rm *, .bx-rm *::before, .bx-rm *::after { transition-duration: .01ms !important; }
@media (max-width: 860px) {
  .bx-rm .day-steps { height: auto; }
  .bx-rm .day-steps li { position: relative; opacity: 1; transform: none; margin-bottom: 18px; }
}
.sc-link { display: inline-block; margin-top: 22px; font-size: 15px; font-weight: 700; color: var(--brand); }
.stack-card:nth-child(4) .sc-link { color: var(--brand-2); }
.stack-card:nth-child(4) .sc-list li { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .14); color: rgba(255, 255, 255, .88); }
.sc-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-top: 28px; }
.sc-actions .sc-link { margin-top: 0; }

.sc-vis.sc-shot { background: none; box-shadow: none; padding: 0; height: 400px; overflow: hidden; display: flex; justify-content: center;
  -webkit-mask-image: linear-gradient(#000 72%, transparent); mask-image: linear-gradient(#000 72%, transparent); }
/* flex 기본 stretch 가 폰 높이를 카드 높이로 늘려 목업이 찌그러지던 문제 — 폰은 제 비율 그대로, 아래는 카드가 잘라 낸다 */
.sc-vis.sc-shot .pf { align-self: flex-start; transform: translateY(18px); }
@media (max-width: 860px) { .sc-vis.sc-shot { height: 340px; } }

/* ── 홈 공지 팝업 (landing.js · 어드민 '홈페이지 팝업') — 시트형 모달(.sheet-card) 위에 본문 스크롤 + 아래 고정 버튼 줄 ── */
.pop .pop-card { display: flex; flex-direction: column; width: min(520px, 100%); padding: 0; overflow: hidden; }
.pop-scroll { overflow-y: auto; padding: 36px 32px 28px; overscroll-behavior: contain; }
.pop-title { font-size: clamp(21px, 2.2vw, 26px); font-weight: 800; letter-spacing: -.04em; line-height: 1.35; color: var(--ink); }
.pop-body { margin-top: 18px; font-size: 15px; line-height: 1.7; color: var(--ink-2); word-break: keep-all; }
.pop-body > :first-child { margin-top: 0; }
.pop-body p { margin: 10px 0 0; }
.pop-body h2, .pop-body h3, .pop-body h4 { margin: 22px 0 6px; padding-top: 18px; border-top: 1px solid var(--hair); font-size: 16px; font-weight: 800; letter-spacing: -.02em; color: var(--ink); }
/* 목록은 시트 카드의 주황 점 그대로, 간격만 좁게 */
.pop-body ul, .pop-body ol { margin-top: 8px; padding-left: 0; gap: 4px; }
.pop-body li { font-size: 15px; }
.pop-body li ul { margin-top: 4px; }
.pop-body strong { color: var(--ink); font-weight: 800; }
.pop-body a { color: var(--brand); text-decoration: underline; text-underline-offset: 2px; }
.pop-body hr { border: 0; border-top: 1px solid var(--hair); margin: 18px 0; }
.pop-cta { width: 100%; margin-top: 24px; }
.pop-foot { display: flex; border-top: 1px solid var(--hair); }
.pop-foot button { flex: 1; height: 54px; border: 0; background: #fff; font: inherit; font-size: 15px; font-weight: 600; color: var(--dim); cursor: pointer; }
.pop-foot button + button { border-left: 1px solid var(--hair); color: var(--ink); font-weight: 700; }
@media (max-width: 860px) { .pop-scroll { padding: 28px 22px 22px; } }