@charset "utf-8";
/* =========================================================
   CONCEPT B — ROLLING CARDS
   밝은 에디토리얼 / 카드 롤링 배너 / 과감한 컬러 블록
   ========================================================= */

body.b { background: var(--paper); }

/* ---------- 01. HERO (카드 롤링 배너) ---------- */
.bhero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-top: clamp(120px, 16vh, 180px);
  padding-bottom: 0;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, #F1F3F7 62%, #E8EDF6 100%);
}
.bhero .bg-glow {
  top: -34%; left: 52%; transform: translateX(-50%);
  width: 90vw; height: 90vw;
  background: radial-gradient(circle, rgba(62,112,255,.30) 0%, rgba(62,112,255,0) 62%);
  opacity: .8;
}
.bhero__in { position: relative; z-index: 3; text-align: center; }
.bhero__sorry {
  margin: 0 0 12px;
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 500;
  color: var(--mute);
}
.bhero h1 {
  font-size: clamp(32px, 4.6vw, 66px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.043em;
}
.bhero h1 em { font-style: normal; color: var(--blue); }
.bhero__sub {
  margin: 28px auto 0;
  font-size: clamp(15px, 1.45vw, 19px);
  line-height: 1.78;
  color: var(--mute);
  max-width: 44ch;
}
.bhero__act { margin-top: 38px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* 카드 롤링 밴드 */
.band {
  position: relative;
  z-index: 2;
  margin-top: clamp(46px, 6vh, 78px);
  margin-bottom: clamp(-70px, -5vh, -40px);
  transform: none;
}
.band .marquee__track { --mq-gap: clamp(12px, 1.3vw, 20px); }
.bcard {
  flex: 0 0 auto;
  width: clamp(172px, 16.5vw, 262px);
  aspect-ratio: 3/4;
  border-radius: 18px;
  overflow: hidden;
  position: relative;
  background: #E4E7ED;
  box-shadow: 0 18px 44px -22px rgba(12,24,60,.5);
}
.bcard img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .8s var(--ease-out);
}
.bcard:hover img { transform: scale(1.07); }
.bcard__tag {
  position: absolute; left: 12px; bottom: 12px;
  font-family: var(--en);
  font-size: 11.5px; font-weight: 700; letter-spacing: .01em;
  text-transform: uppercase;
  color: #fff;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(10,14,24,.5);
  backdrop-filter: blur(8px);
}
.bcard--accent { background: var(--blue); }
.bcard--accent .bcard__in {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 20px;
  color: #fff;
}
.bcard--accent b {
  font-family: var(--en); font-size: clamp(30px, 3.4vw, 46px);
  font-weight: 800; line-height: .95; letter-spacing: -0.03em;
}
.bcard--accent span { font-size: 13px; opacity: .82; }

/* ---------- 02. CLIENTS ---------- */
.bclients { background: var(--paper); }
.bclients__head { text-align: center; margin-bottom: clamp(46px, 5.6vw, 76px); }
.bclients__head .h-sec { margin-top: 14px; }

/* ---------- 03. CORE MESSAGE ---------- */
.bcore {
  position: relative; overflow: hidden;
  background: #02040A; color: #fff;
  padding-block: clamp(110px, 14vw, 200px);
  text-align: center;
}
.bcore__in { position: relative; z-index: 3; }
.bcore h2 {
  margin-top: 14px;
  font-size: clamp(26px, 4vw, 54px);
  font-weight: 800; line-height: 1.24; letter-spacing: -0.04em;
}
.bcore h2 em { font-style: normal; color: var(--blue-lt); }

.bcore__pair {
  margin: clamp(44px, 5.4vw, 74px) auto 0;
  max-width: 760px;
  display: grid; gap: 12px;
}
.bcore__line {
  padding: clamp(17px, 1.9vw, 24px) clamp(20px, 2.4vw, 32px);
  border-radius: 14px;
  border: 1px solid var(--line-d);
  font-size: clamp(15px, 1.5vw, 19px);
  font-weight: 600; line-height: 1.55; letter-spacing: -0.03em;
  color: rgba(255,255,255,.45);
}
.bcore__line--on {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(100deg, var(--blue-deep), var(--blue));
  box-shadow: 0 18px 44px -22px rgba(62,112,255,.85);
}
.bcore__line--on em { font-style: normal; color: var(--cyan); }

.bcore__q {
  margin-top: clamp(56px, 7vw, 96px);
  padding-top: clamp(44px, 5vw, 70px);
  border-top: 1px solid var(--line-d);
}
.bcore__q p {
  font-size: clamp(18px, 2.2vw, 29px);
  font-weight: 700; line-height: 1.55; letter-spacing: -0.034em;
  max-width: 30ch; margin-inline: auto;
}
.bcore__q p + p {
  margin-top: 22px;
  max-width: 40ch;
  font-size: clamp(15px, 1.6vw, 20px);
  font-weight: 500;
  color: var(--blue-soft);
}
.bcore .btn { margin-top: 40px; }

/* ---------- 04. SELECTED WORK (리스트 + 커서 프리뷰) ---------- */
.bwork { background: var(--paper); }
.bwork__head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 28px; flex-wrap: wrap; margin-bottom: clamp(36px, 4vw, 56px);
}
.bwork__head .h-sec { margin-top: 14px; }

.plist { position: relative; border-bottom: 1px solid var(--line); }
.prow {
  position: relative;
  display: grid;
  grid-template-columns: 66px minmax(0,1fr) minmax(0,.9fr) 34px;
  align-items: center;
  gap: clamp(14px, 2vw, 34px);
  padding: clamp(26px, 3.4vw, 46px) 0;
  border-top: 1px solid var(--line);
  transition: opacity .4s var(--ease), padding-left .5s var(--ease);
}
.plist.dimmed .prow { opacity: .28; }
.plist.dimmed .prow.active { opacity: 1; padding-left: 18px; }
.prow__no {
  font-family: var(--en); font-size: 13.5px; font-weight: 700;
  letter-spacing: .01em; color: var(--blue);
}
.prow__en {
  font-family: var(--en); font-weight: 800; text-transform: uppercase;
  font-size: clamp(24px, 3.4vw, 50px); line-height: 1; letter-spacing: -0.032em;
}
.prow__kr { font-size: 15.5px; color: var(--mute); }
.prow__kr b { display: block; color: var(--ink); font-weight: 600; font-size: 17px; margin-bottom: 4px; }
.prow__ar {
  justify-self: end;
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--line);
  display: grid; place-items: center; font-size: 14px;
  transition: all .35s var(--ease);
}
.prow.active .prow__ar { background: var(--blue); border-color: var(--blue); color: #fff; }

.pv {
  position: absolute; top: 0; left: 0;
  width: clamp(220px, 20vw, 300px);
  aspect-ratio: 3/4;
  border-radius: 16px; overflow: hidden;
  pointer-events: none; z-index: 6;
  opacity: 0; transition: opacity .38s var(--ease);
  box-shadow: 0 30px 70px -26px rgba(10,20,50,.55);
}
.pv.on { opacity: 1; }
.pv img { width: 100%; height: 100%; object-fit: cover; }

.bwork__more { margin-top: clamp(38px, 4vw, 58px); }
@media (max-width: 820px) {
  .prow { grid-template-columns: 46px 1fr 34px; }
  .prow__kr { display: none; }
}

/* ---------- 05. DIFFERENCE ---------- */
.bdiff { background: var(--paper-2); }
.bdiff__head { margin-bottom: clamp(40px, 5vw, 64px); }
.bdiff__head .h-sec { margin-top: 14px; }
.brow {
  display: grid;
  grid-template-columns: 90px minmax(0,.85fr) minmax(0,1.1fr);
  gap: clamp(16px, 3vw, 48px);
  align-items: start;
  padding: clamp(30px, 3.6vw, 50px) 0;
  border-top: 1px solid rgba(0,0,0,.14);
  transition: background-color .4s var(--ease);
}
.brow:last-child { border-bottom: 1px solid rgba(0,0,0,.14); }
.brow__no {
  font-family: var(--en); font-size: clamp(28px, 3vw, 42px);
  font-weight: 800; line-height: 1; letter-spacing: -0.03em;
  color: var(--blue);
}
.brow h3 {
  font-family: var(--en); text-transform: uppercase;
  font-size: clamp(20px, 2.2vw, 30px); font-weight: 800;
  letter-spacing: -0.028em; line-height: 1.08;
}
.brow p { font-size: clamp(15px, 1.4vw, 18px); line-height: 1.8; color: var(--mute); }
.bdiff__more { margin-top: clamp(40px, 4.5vw, 62px); }
@media (max-width: 780px) {
  .brow { grid-template-columns: 1fr; gap: 12px; }
}

/* ---------- 06. GUARANTEE (플랫 블루) ---------- */
.bpromise {
  position: relative;
  min-height: 86svh; display: flex; align-items: center;
  padding-block: clamp(100px, 12vw, 170px);
  color: #fff;
  background: #1B4DFF;   /* 그라데이션 없이 단색 */
  text-align: center;
}
.bpromise__in { position: relative; z-index: 3; }
.bpromise .eyebrow { color: #fff; opacity: .72; }
.bpromise h2 {
  margin-top: 14px;
  font-size: clamp(28px, 4.2vw, 56px);
  font-weight: 800; line-height: 1.24; letter-spacing: -0.04em;
  color: rgba(255,255,255,.7);
}
.bpromise h2 em { font-style: normal; color: #fff; }
.bpromise p {
  margin: 30px auto 0;
  font-size: clamp(15px, 1.6vw, 20px); line-height: 1.8;
  color: rgba(255,255,255,.78); max-width: 40ch;
}
.bpromise .btn { margin-top: 42px; }
.bpromise .btn--ghost { border-color: rgba(255,255,255,.45); background: transparent; }
.bpromise .btn--ghost:hover { background: #fff; color: #1B4DFF; }

/* ---------- 07. FINAL CTA ---------- */
.bfinal {
  position: relative; overflow: hidden;
  background: #05070E; color: #fff;
  padding-block: clamp(100px, 12vw, 168px);
  text-align: center;
}
.bfinal__in { position: relative; z-index: 3; }
.bfinal h2 {
  margin-top: 14px;
  font-size: clamp(26px, 3.7vw, 48px);
  font-weight: 800; line-height: 1.24; letter-spacing: -0.038em;
}
.bfinal p {
  margin: 28px auto 0; max-width: 42ch;
  font-size: clamp(15px, 1.5vw, 19px); line-height: 1.8;
  color: rgba(255,255,255,.66);
}
.bfinal .btn { margin-top: 40px; }

/* ---------- 릴스 예시 (CORE MESSAGE 내부) ---------- */
.reels {
  margin: clamp(52px, 6vw, 84px) auto 0;
  max-width: 1000px;
}
.reels__cap {
  font-size: 14px;
  color: rgba(255,255,255,.5);
  margin-bottom: 20px;
}
.bcore__links { margin-top: 38px; }
.bcore .blink { background: rgba(255,255,255,.05); border-color: var(--line-d); }
.bcore .blink b { color: #fff; }
.bcore .blink i { color: rgba(255,255,255,.5); }
.bcore .blink:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.3); }
.reels__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(10px, 1.2vw, 16px);
}
.reel {
  position: relative;
  aspect-ratio: 9/16;
  border-radius: 16px;
  overflow: hidden;
  background: #0B0E16;
  border: 1px solid rgba(255,255,255,.08);
}
.reel img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(.8);
  transition: transform .9s var(--ease-out), filter .5s var(--ease);
}
.reel:hover img { transform: scale(1.07); filter: brightness(1); }
.reel::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(4,6,14,.32) 0%, rgba(4,6,14,0) 34%, rgba(4,6,14,.88) 100%);
}
.reel__play {
  position: absolute; z-index: 2;
  top: 14px; left: 14px;
  display: inline-flex; align-items: center; gap: 6px;
  height: 26px; padding: 0 10px;
  border-radius: 999px;
  background: rgba(6,8,16,.5);
  backdrop-filter: blur(8px);
  font-family: var(--en);
  font-size: 11px; font-weight: 700; letter-spacing: .01em;
  color: #fff;
}
.reel__play::before {
  content: '';
  width: 0; height: 0;
  border-left: 7px solid #fff;
  border-top: 4.5px solid transparent;
  border-bottom: 4.5px solid transparent;
}
.reel__cap {
  position: absolute; z-index: 2;
  left: 14px; right: 14px; bottom: 14px;
}
.reel__cap b {
  display: block;
  font-size: 15px; font-weight: 700; color: #fff;
  letter-spacing: -0.028em;
}
.reel__cap span {
  display: block; margin-top: 5px;
  font-size: 12.5px; font-weight: 600;
  color: var(--cyan);
  letter-spacing: -0.01em;
}
@media (max-width: 820px) {
  .reels__grid { grid-template-columns: repeat(2, 1fr); }
}