/* BRIDGELAB 메인(index.html) 전용 스타일 v4 · 2026-10-26
   공통 부분(토큰·기본·헤더·푸터·버튼·공통 타이포·등장 애니메이션)은 base-v4.css에 있습니다.
   이 파일에는 메인 섹션(첫 화면·고객·진행 방식·근거·결과물·사례·브릿지랩·자료·상담)만 둡니다.
   하위 페이지는 base-v4.css + site-v4.css를 읽습니다. */

/* ===== 1. 첫 화면 ===== */
.hero{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:clamp(72px,10vw,140px) 0 0}
.hero__glow{position:absolute;inset:auto -10% -30% auto;width:60vw;max-width:820px;aspect-ratio:1;border-radius:50%;background:radial-gradient(closest-side,rgba(0,166,166,.45),rgba(0,166,166,0) 70%);pointer-events:none}
.hero__glow--2{inset:-20% auto auto -10%;width:40vw;max-width:520px;background:radial-gradient(closest-side,rgba(166,217,106,.28),rgba(166,217,106,0) 70%)}
.hero__grid{position:relative;display:grid;gap:40px}
@media (min-width:980px){.hero__grid{grid-template-columns:1.15fr .85fr;align-items:end;gap:64px}}
.hero h1{margin:22px 0 24px;color:#fff}
.hero h1 .ul{position:relative;display:inline-block}
.hero h1 .ul::after{content:"";position:absolute;left:0;right:0;bottom:.06em;height:.16em;background:var(--lime);opacity:.9;z-index:-1;border-radius:3px}
.hero .lead{color:rgba(255,255,255,.74);max-width:560px}
.hero .btns{display:flex;flex-wrap:wrap;gap:12px;margin:34px 0 0}
.qs{display:grid;gap:10px}
.q{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;padding:18px 20px;border:1px solid var(--line-dark);border-radius:14px;background:rgba(255,255,255,.04);transition:background .2s,transform .2s var(--ease),border-color .2s}
.q:hover{background:rgba(255,255,255,.09);border-color:rgba(166,217,106,.6);transform:translateX(4px)}
.q__n{font-family:var(--mono);font-size:12px;color:var(--lime);letter-spacing:.1em}
.q__who{display:block;font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.55);font-family:var(--mono);margin-bottom:3px}
.q__t{display:block;font-weight:700;font-size:17px;line-height:1.35}
.q__arr{color:var(--lime);font-size:18px}
.hero__foot{position:relative;margin-top:clamp(56px,7vw,96px);border-top:1px solid var(--line-dark)}
.marquee{overflow:hidden;white-space:nowrap;padding:16px 0;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:inline-flex;gap:0;animation:mq 42s linear infinite}
.marquee span{display:inline-flex;align-items:center;gap:22px;padding-right:22px;font-family:var(--mono);font-size:13px;letter-spacing:.12em;color:rgba(255,255,255,.62)}
.marquee span::after{content:"\25C6";color:var(--teal);font-size:9px}
@keyframes mq{to{transform:translateX(-50%)}}
.marquee__set{display:inline-flex}
@media (prefers-reduced-motion:reduce){.marquee__track{animation:none}.marquee{white-space:normal;mask-image:none;padding:16px var(--gutter)}.marquee__set{flex-wrap:wrap;gap:8px 0}.marquee__set+.marquee__set{display:none}}

/* ===== 2. 고객 ===== */
.cards{display:grid;gap:18px}
@media (min-width:860px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{position:relative;display:flex;flex-direction:column;gap:14px;padding:30px 28px 28px;background:var(--white);border:1px solid var(--line);border-radius:var(--r);transition:transform .25s var(--ease),box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-6px);box-shadow:0 24px 48px -24px rgba(11,29,58,.35);border-color:transparent}
.card__top{display:flex;justify-content:space-between;align-items:center}
.card__n{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--teal)}
.card__who{font-size:13px;font-weight:700;letter-spacing:.02em;padding:6px 10px;border-radius:999px;background:var(--paper)}
.card h3{font-size:clamp(21px,1.8vw,25px);line-height:1.3;letter-spacing:-.02em;font-weight:800}
.card p{color:var(--muted);font-size:15.5px}
.card ul{display:grid;gap:8px;padding-top:4px}
.card li{display:flex;gap:10px;font-size:15px;line-height:1.5}
.card li::before{content:"";flex:none;width:6px;height:6px;border-radius:50%;background:var(--teal);margin-top:9px}
.card__out{margin-top:auto;padding-top:18px;border-top:1px dashed var(--line);font-size:13.5px;color:var(--muted)}
.card__out b{display:block;color:var(--ink);font-family:var(--mono);font-size:11px;letter-spacing:.12em;margin-bottom:4px}
.card__link{position:absolute;inset:0;border-radius:var(--r)}
.card__cta{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--ink)}
.card:hover .card__cta{color:var(--teal)}

/* ===== 3. 진행 방식 ===== */
.steps{display:grid;gap:0;border-top:2px solid var(--ink)}
@media (min-width:860px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{padding:26px 22px 30px 0;border-bottom:1px solid var(--line)}
@media (min-width:860px){.step{border-bottom:0;border-right:1px solid var(--line);padding:28px 24px 8px 0}.step+.step{padding-left:24px}.step:last-child{border-right:0}}
.step__n{font-family:var(--mono);font-size:clamp(34px,4vw,52px);font-weight:600;line-height:1;color:var(--teal);letter-spacing:-.04em}
.step h3{font-size:20px;letter-spacing:-.02em;margin:16px 0 8px}
.step p{font-size:15px;color:var(--muted);line-height:1.6}
.note{font-size:13.5px;color:var(--muted-2);margin-top:28px}

/* ===== 4. 근거 ===== */
.stats{display:grid;gap:18px;margin:8px 0 40px}
@media (min-width:860px){.stats{grid-template-columns:1fr 1fr}}
.stat{padding:30px 28px;border:1px solid var(--line-dark);border-radius:var(--r);background:rgba(255,255,255,.04)}
.stat__v{font-size:clamp(44px,6vw,80px);font-weight:800;letter-spacing:-.04em;line-height:1;color:#fff}
.stat__v small{font-size:.42em;font-weight:700;letter-spacing:-.01em;margin-left:6px;color:var(--lime)}
.stat__l{margin-top:12px;font-weight:700;font-size:17px}
.stat__n{margin-top:6px;font-size:13px;color:rgba(255,255,255,.55)}
.srcs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.srcs .tag{font-size:13px;padding:8px 14px;color:#fff;border-color:rgba(255,255,255,.3)}
.srcs .tag b{color:var(--lime);font-weight:600;margin-right:6px}
.data__grid{display:grid;gap:40px}
@media (min-width:980px){.data__grid{grid-template-columns:1fr 1fr;align-items:start}}
.data__grid .lead{max-width:none}

/* ===== 5. 결과물 ===== */
.gallery{display:grid;gap:18px}
@media (min-width:860px){.gallery{grid-template-columns:repeat(3,1fr)}}
.shot{display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s}
.shot:hover{transform:translateY(-6px);box-shadow:0 24px 48px -24px rgba(11,29,58,.35)}
.shot__img{aspect-ratio:4/3;overflow:hidden;background:var(--paper-2);border-bottom:1px solid var(--line)}
.shot__img img{width:100%;height:100%;object-fit:cover;object-position:top left;transition:transform .6s var(--ease)}
.shot:hover .shot__img img{transform:scale(1.04)}
.shot figcaption{padding:18px 20px 20px}
.shot figcaption b{display:block;font-size:17px;letter-spacing:-.01em;margin:4px 0 6px}
.shot figcaption span{font-size:14px;color:var(--muted);line-height:1.55;display:block}
.gallery+.row{margin-top:32px}
.row{display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center}

/* ===== 6. 사례 ===== */
.cases{border-top:2px solid var(--ink)}
.case{display:grid;gap:10px 28px;padding:26px 0;border-bottom:1px solid var(--line)}
@media (min-width:860px){.case{grid-template-columns:200px 1fr 1fr;align-items:start;padding:30px 0}}
.case__who{font-weight:800;font-size:19px;letter-spacing:-.02em;line-height:1.3}
.case__who small{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted);margin-top:8px;font-weight:500}
.case p{font-size:15px;line-height:1.6;color:var(--muted)}
.case p b{display:block;color:var(--ink);font-family:var(--mono);font-size:11px;letter-spacing:.12em;margin-bottom:4px}

/* ===== 7. 브릿지랩 ===== */
.who{display:grid;gap:28px}
@media (min-width:900px){.who{grid-template-columns:1fr 1fr;align-items:center;gap:64px}}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 28px}
.chip{display:inline-flex;flex-direction:column;gap:2px;padding:14px 18px;border-radius:14px;background:var(--white);border:1px solid var(--line);min-width:160px}
.chip b{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--teal)}
.chip span{font-weight:700;font-size:15.5px}
.who__mark{position:relative;display:grid;place-items:center;aspect-ratio:1;max-width:420px;margin:0 auto;border-radius:50%;background:radial-gradient(circle at 30% 30%,#fff,var(--paper-2));border:1px solid var(--line)}
.who__mark img{width:58%}
.who__mark::after{content:"";position:absolute;inset:14px;border-radius:50%;border:1px dashed var(--line)}

/* ===== 8. 자료 ===== */
.tiles{display:grid;gap:14px}
@media (min-width:700px){.tiles{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1040px){.tiles{grid-template-columns:repeat(4,1fr)}}
.tile{display:flex;flex-direction:column;gap:10px;padding:24px 22px;background:var(--white);border:1px solid var(--line);border-radius:var(--r);min-height:200px;transition:transform .25s var(--ease),box-shadow .25s,background .25s}
.tile:hover{transform:translateY(-6px);box-shadow:0 24px 48px -24px rgba(11,29,58,.35);background:var(--ink);color:#fff}
.tile:hover .tile__m,.tile:hover p{color:rgba(255,255,255,.7)}
.tile__m{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--muted)}
.tile b{font-size:19px;letter-spacing:-.02em;line-height:1.3}
.tile p{font-size:14px;color:var(--muted);line-height:1.55}
.tile__go{margin-top:auto;font-weight:700;font-size:14px}

/* ===== 9. 상담 ===== */
.contact{overflow:hidden;position:relative}
.contact .hero__glow{inset:auto auto -40% -10%;width:50vw}
.contact__grid{position:relative;display:grid;gap:40px}
@media (min-width:980px){.contact__grid{grid-template-columns:1.1fr .9fr;gap:72px}}
.mails{display:grid;gap:10px;margin-top:28px}
@media (min-width:520px){.mails{grid-template-columns:1fr 1fr}}
.mail{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px;border:1px solid rgba(255,255,255,.22);border-radius:14px;font-weight:700;transition:background .2s,border-color .2s,transform .2s var(--ease)}
.mail:hover{background:var(--lime);color:var(--ink);border-color:var(--lime);transform:translateY(-3px)}
.mail small{display:block;font-weight:500;font-size:12.5px;color:rgba(255,255,255,.6);font-family:var(--mono);letter-spacing:.06em;margin-bottom:3px}
.mail:hover small{color:rgba(11,29,58,.65)}
.contact__aside{display:grid;gap:22px;align-content:start;padding-top:8px}
.contact__aside dl{display:grid;gap:14px}
.contact__aside dt{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:rgba(255,255,255,.55);margin-bottom:3px}
.contact__aside dd{margin:0;font-size:17px;font-weight:600}
.contact__aside dd a:hover{color:var(--lime)}
.ask{padding:20px 22px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid var(--line-dark)}
.ask b{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--lime);margin-bottom:10px}
.ask ol{display:grid;gap:6px;font-size:15px;counter-reset:a}
.ask li{display:flex;gap:10px}
.ask li::before{counter-increment:a;content:counter(a,decimal-leading-zero);font-family:var(--mono);color:rgba(255,255,255,.5);font-size:12px;padding-top:3px}

/* 자료 섹션: 타일 5개(동향 자료실 추가) · 2026-10-27 */
@media (min-width:700px){.tiles--5 .tile--board{grid-column:1/-1;min-height:0}}
@media (min-width:1040px){
  .tiles--5{grid-template-columns:repeat(12,1fr)}
  .tiles--5 .tile{grid-column:span 3}
  .tiles--5 .tile--board{grid-column:span 12}
}
.tile--board{background:var(--ink);color:#fff;border-color:var(--ink)}
.tile--board .tile__m{color:var(--lime)}
.tile--board p{color:rgba(255,255,255,.75)}
.tile--board b{font-size:22px}
.tile--board:hover{background:var(--teal);border-color:var(--teal)}
.tile--board:hover .tile__m,.tile--board:hover p{color:#fff}