@charset "utf-8";
/* index.html (PDF p1) 전용 */

/* ---------- 히어로 (y 72~913) ---------- */
.hero {
  position: relative;
  height: 841px;
  background: url("../img/p1/img_68.jpg") center / 1496px 841px no-repeat;
  overflow: hidden;
  color: var(--c-white);
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg,
    rgba(5, 65, 69, 1) 0%,
    rgba(27, 81, 85, 1) 33.3%,
    rgba(22, 76, 80, .93) 41.7%,
    rgba(22, 76, 80, .77) 50%,
    rgba(22, 76, 80, .61) 58.3%,
    rgba(22, 76, 80, .45) 66.7%,
    rgba(22, 76, 80, .29) 75%,
    rgba(22, 76, 80, .185) 83.3%,
    rgba(22, 76, 80, .125) 91.7%,
    rgba(22, 76, 80, .1) 100%);
}
.hero__inner { position: relative; width: var(--w-wide); margin: 0 auto; padding-top: 184px; }
.hero__eyebrow { font-size: 14px; line-height: 20px; font-weight: 700; letter-spacing: .15em; color: var(--c-mint); }
.hero__title { margin-top: 42px; }
.hero__title strong { font-weight: 700; }
.hero__desc { margin-top: 34px; font-size: 19.5px; line-height: 28px; font-weight: 300; color: #d8e8e6; letter-spacing: -.025em; }
.hero__btns { margin-top: 21px; display: flex; gap: 10px; }
.hero__btns .btn { height: 43px; }
.hero__btns .btn:first-child { width: 91px; padding: 0; }
.hero__btns .btn:last-child { width: 130px; padding: 0; }
.hero__scenes {
  position: absolute; left: 0; top: 725px;
  width: 637px;
  border-top: 1.5px solid rgba(255, 255, 255, .45);
  display: flex;
}
.hero__scenes li { width: 161.3px; text-align: center; margin-top: 21px; }
.hero__scenes li:first-child { margin-left: -11px; }
.hero__scenes span, .hero__scenes strong { display: block; }
.hero__scene-no { font-size: 8px; line-height: 12px; font-weight: 700; letter-spacing: .15em; color: #a8c6c3; }
.hero__scenes strong { margin-top: 5px; font-size: 13px; line-height: 18px; font-weight: 700; }
.hero__scene-desc { margin-top: 5px; font-size: 8px; line-height: 12px; color: #a8c6c3; letter-spacing: -.03em; }

/* ---------- 잘 듣지 않았던 이유 (y 913~2047) ---------- */
.reason { padding-top: 168px; padding-bottom: 119px; }
.reason__desc { margin-top: 36px; }
.reason__grid { margin-top: 81px; display: flex; border-top: 2px solid #244949; border-bottom: 1px solid var(--c-line); }
.reason__card { width: 540px; padding: 32px 30px 30px 28px; }
.reason__card + .reason__card { border-left: 1px solid var(--c-line); }
.reason__title { margin-top: 50px; color: var(--c-ink); letter-spacing: -.02em; }
.reason__text { margin-top: 12px; font-size: 13px; line-height: 21px; color: var(--c-body-2); }
.reason__stat { margin-top: 34px; border-top: 1px solid var(--c-line); padding-top: 16px; }
.reason__stat + .reason__stat { margin-top: 39px; }
.reason__stat dt { letter-spacing: -.07em; }
.reason__stat dd { margin-top: 13px; font-size: 11px; line-height: 18px; color: var(--c-body-3); letter-spacing: -.03em; }

/* ---------- 효과가 있는 이유 (y 2048~3266) ---------- */
.effect { padding-bottom: 118px; }
.effect .sec-head__label { color: #00a1ae; }
.effect .sec-title { padding-right: 40px; }
.effect__grid { margin-top: 56px; display: flex; border-top: 1px solid #577d80; border-bottom: 1px solid #577d80; }
.effect__card { width: 540px; padding: 30px 30px 50px 28px; }
.effect__card + .effect__card { border-left: 1px solid #577d80; }
.effect__title { margin-top: 52px; color: var(--c-white); letter-spacing: -.02em; }
.effect__text { margin-top: 9px; font-size: 13.4px; line-height: 21px; color: var(--c-on-dark); letter-spacing: -.02em; white-space: nowrap; }
.effect__img { margin-top: 11px; width: 482px; height: 261px; overflow: hidden; }
.effect__img img { width: 100%; height: 100%; object-fit: cover; }
.effect__num { margin-top: 5px; color: var(--c-white); letter-spacing: -.07em; }
.effect__cap { margin-top: 14px; font-size: 11px; line-height: 18px; color: var(--c-on-dark); letter-spacing: -.03em; }

/* ---------- 제품 목록 (y 3267~5474) ---------- */
.products { padding-bottom: 100px; }
.products .sec-title { padding-right: 67px; }
.products__desc { margin-top: 42px; }
.products__list { margin-top: 81px; }
.product { display: flex; padding: 34px 0 51px; border-top: 1.5px solid var(--c-line); }
.product:last-child { padding-bottom: 51px; }
.product__img { flex: none; width: 454px; height: 331px; overflow: hidden; }
.product__img img { width: 100%; height: 100%; object-fit: cover; }
.product__body { flex: 1; min-width: 0; margin-left: 48px; display: flex; flex-direction: column; justify-content: center; }
.product__label { font-size: 9px; line-height: 14px; font-weight: 700; letter-spacing: .15em; color: var(--c-green); }
.product__title { margin-top: 26px; font-size: 35px; line-height: 42px; letter-spacing: -.025em; color: var(--c-ink); }
.product__text { margin-top: 26px; padding-bottom: 8px; border-bottom: 1.5px solid var(--c-line); font-size: 13.7px; line-height: 22px; color: #60706b; letter-spacing: -.025em; }
.product__text { white-space: nowrap; }
.product__text--clip { overflow: hidden; }
.product__spec { margin-top: 18px; font-size: 9.5px; line-height: 16px; font-weight: 700; color: var(--c-deep); letter-spacing: -.05em; }
.product__spec sup { font-size: 6px; line-height: 0; }
.product__link { margin-top: 7px; font-size: 12px; line-height: 18px; font-weight: 700; color: var(--c-teal); letter-spacing: -.03em; align-self: flex-start; }
.product--pending { background: #fefefe; }
.product--pending .product__body { opacity: .72; }
.product--pending .product__text { border-bottom: 0; padding-bottom: 0; }

/* ---------- 수치 · 논문 (y 5475~6879) ---------- */
.stats { padding-bottom: 123px; }
.stats__desc { margin-top: 19px; }
.stats__grid { margin-top: 31px; display: flex; border-top: 2px solid #7ea5a3; border-bottom: 1px solid #1a4e52; }
.stats__grid li { width: 270px; height: 249px; background: var(--c-deep-2); text-align: center; padding-top: 69px; }
.stats__grid li + li { border-left: 1px solid #527074; }
.stats__grid strong { display: block; font-size: 57px; line-height: 70px; font-weight: 700; letter-spacing: -.05em; color: var(--c-mint); }
.stats__grid sup { font-size: 30px; line-height: 0; vertical-align: 26px; }
.stats__grid span { display: block; margin-top: 20px; font-size: 11px; line-height: 16px; color: #d7e3e3; }
.stats__papers { position: relative; width: var(--w-page); height: 413px; margin: 64px auto 0; }
.stats__papers li { position: absolute; top: 0; text-align: center; }
.stats__papers img { width: 100%; height: 338px; object-fit: cover; }
.stats__papers p { margin-top: 12px; font-size: 14.5px; line-height: 21px; color: var(--c-white); letter-spacing: -.03em; white-space: nowrap; margin-left: -40px; margin-right: -40px; }
.stats__btn { margin-top: 41px; text-align: center; }
.stats__btn .btn { width: 108px; padding: 0; border-color: rgba(0, 0, 0, .18); }

/* ---------- 검증 (y 6880~7708) ---------- */
.verified { padding-bottom: 118px; }
.verified__grid { width: 1081px; margin-top: 41px; display: flex; flex-wrap: wrap; column-gap: 71px; }
.partner { width: 505px; height: 189px; border-top: 2px solid var(--c-line-2); display: flex; align-items: flex-start; }
.partner:nth-child(-n+2) { border-top-width: 2.5px; }
.partner__logo {
  flex: none;
  width: 120px; height: 120px; margin: 35px 0 0 1px;
  border-radius: 50%;
  background: var(--c-white);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .1);
  display: flex; align-items: center; justify-content: center;
}
.partner__logo img { height: auto; }
.partner > div { margin: 45px 0 0 38px; }
.partner__name { font-size: 21px; letter-spacing: -.02em; color: var(--c-ink-strong); }
.partner__text { margin-top: 12px; font-size: 19px; letter-spacing: -.02em; color: #5d6e6b; }

/* ---------- 반값 (y 7709~8699) ---------- */
.half { padding-bottom: 118px; }
.half__desc { margin-top: 23px; }
.half__grid { margin-top: 81px; display: flex; border-top: 2px solid var(--c-line-dark); border-bottom: 1px solid var(--c-line); }
.half__card { width: 360px; height: 349px; padding: 29px 30px 0 28px; }
.half__card + .half__card { border-left: 1px solid var(--c-line); }
.half__title { margin-top: 122px; color: var(--c-ink); letter-spacing: -.02em; }
.half__text { margin-top: 9px; font-size: 13px; line-height: 21.5px; color: var(--c-body-2); letter-spacing: -.01em; white-space: nowrap; }

/* ---------- 회사 (y 8700~9560) ---------- */
.company { padding-bottom: 117px; }
.company__box { margin-top: 52px; display: flex; }
.company__img { width: 648px; height: 540px; overflow: hidden; }
.company__img img { width: 100%; height: 100%; object-fit: cover; }
.company__body { width: 432px; height: 544px; margin-top: -2px; border-top: 2px solid var(--c-deep); border-bottom: 2px solid var(--c-deep); padding: 58px 0 0 58px; }
.company__title { font-size: 39px; font-weight: 300; color: var(--c-ink); }
.company__title strong { font-weight: 700; }
.company__text { margin-top: 76px; font-size: 14.5px; line-height: 26px; color: var(--c-body); letter-spacing: -.03em; }
.company__body .btn { margin-top: 72px; width: 122px; height: 43px; padding: 0; }

/* ---------- 상담 CTA (y 9561~10161) ---------- */
.cta {
  height: 600px;
  background: url("../img/p1/img_10.jpg") center -105px / 1440px 810px no-repeat var(--c-deep-3);
  color: var(--c-white);
}
.cta::before { content: ""; position: absolute; inset: 0; background: rgba(18, 60, 64, .76); border-bottom: 1px solid #50706d; }
.cta > * { position: relative; }
.cta .sec-title { color: var(--c-white); }
.cta__desc { margin-top: 42px; color: var(--c-on-dark-sub); }
.cta__btn { margin-top: 82px; text-align: center; }
.cta__btn .btn { width: 98px; height: 42px; padding: 0; }

/* ---------- 1440보다 넓은 화면: 배경은 뷰포트 전폭, 1440 구도는 가운데 기준 유지 ---------- */
@media (min-width: 1441px) {
  .hero { background-size: cover; }
  /* 그라데이션 정지점을 1440 영역(50% ± 720px)에 고정 — 바깥은 양 끝 색이 이어짐 */
  .hero::before {
    background: linear-gradient(90deg,
      rgba(5, 65, 69, 1) calc(50% - 720px),
      rgba(27, 81, 85, 1) calc(50% - 240.48px),
      rgba(22, 76, 80, .93) calc(50% - 119.52px),
      rgba(22, 76, 80, .77) 50%,
      rgba(22, 76, 80, .61) calc(50% + 119.52px),
      rgba(22, 76, 80, .45) calc(50% + 240.48px),
      rgba(22, 76, 80, .29) calc(50% + 360px),
      rgba(22, 76, 80, .185) calc(50% + 479.52px),
      rgba(22, 76, 80, .125) calc(50% + 600.48px),
      rgba(22, 76, 80, .1) calc(50% + 720px));
  }
  /* 장면 목록: 내용은 1440 기준 자리, 상단 선은 왼쪽 뷰포트 끝까지 */
  .hero__scenes { width: calc(50% - 83px); padding-left: calc(50% - 720px); }
  .cta { background-position: center; background-size: cover; }
}

/* ---------- 모바일 (≤ 900px) ---------- */
@media (max-width: 900px) {
  /* 히어로: 높이 560, 장면 4개 2×2 */
  .hero { height: 560px; background-size: cover; background-position: 65% center; }
  .hero::before { background: linear-gradient(180deg, rgba(5, 65, 69, .92) 0%, rgba(22, 76, 80, .78) 55%, rgba(22, 76, 80, .6) 100%); }
  .hero__inner { width: auto; height: 100%; margin: 0 20px; padding-top: 56px; }
  .hero__eyebrow { font-size: 12px; line-height: 17px; letter-spacing: .08em; }
  .hero__title { margin-top: 18px; }
  .hero__desc { margin-top: 16px; font-size: 15px; line-height: 1.6; }
  .hero__btns { margin-top: 24px; flex-wrap: wrap; gap: 8px; }
  .hero__btns .btn, .hero__btns .btn:first-child, .hero__btns .btn:last-child { width: auto; height: 48px; padding: 0 18px; }
  .hero__scenes { top: auto; bottom: 24px; width: 100%; display: grid; grid-template-columns: 1fr 1fr; row-gap: 14px; }
  .hero__scenes li, .hero__scenes li:first-child { width: auto; margin: 14px 0 0; }
  .hero__scene-no { font-size: 10px; line-height: 14px; }
  .hero__scenes strong { margin-top: 3px; font-size: 15px; line-height: 20px; }
  .hero__scene-desc { margin-top: 3px; font-size: 12px; line-height: 15px; }

  /* 잘 듣지 않았던 이유: 1열 */
  .reason { padding-top: 90px; padding-bottom: 70px; }
  .reason__desc { margin-top: 16px; }
  .reason__grid { margin-top: 40px; flex-direction: column; }
  .reason__card { width: auto; padding: 28px 0 32px; }
  .reason__card + .reason__card { border-left: 0; border-top: 1px solid var(--c-line); }
  .reason__title { margin-top: 20px; }
  .reason__text { font-size: 14px; line-height: 1.6; }
  .reason__stat { margin-top: 24px; padding-top: 14px; }
  .reason__stat + .reason__stat { margin-top: 20px; }
  .reason__stat dd { margin-top: 8px; font-size: 12px; line-height: 1.5; }

  /* 효과가 있는 이유: 1열 */
  .effect { padding-bottom: 70px; }
  .effect .sec-title { padding-right: 0; }
  .effect__grid { margin-top: 36px; flex-direction: column; }
  .effect__card { width: auto; padding: 28px 0 32px; }
  .effect__card + .effect__card { border-left: 0; border-top: 1px solid #577d80; }
  .effect__title { margin-top: 20px; }
  .effect__title br, .effect__text br { display: none; }
  .effect__text { margin-top: 10px; font-size: 14px; line-height: 1.6; white-space: normal; }
  .effect__img { margin-top: 16px; width: 100%; height: auto; aspect-ratio: 482 / 261; }
  .effect__img img { width: 100% !important; height: 100% !important; margin: 0 !important; object-fit: cover !important; }
  .effect__num { margin-top: 12px; }
  .effect__cap { margin-top: 6px; font-size: 12px; line-height: 1.5; }

  /* 제품 목록: 이미지 위(16:10), 텍스트 아래 */
  .products { padding-bottom: 50px; }
  .products .sec-title { padding-right: 0; }
  .products__desc { margin-top: 16px; }
  .products__list { margin-top: 36px; }
  .product, .product:last-child { flex-direction: column; padding: 24px 0 36px; }
  .product__img { width: 100%; height: auto; aspect-ratio: 16 / 10; }
  .product__body { margin: 20px 0 0; }
  .product__label { font-size: 10px; line-height: 16px; letter-spacing: .1em; }
  .product__title { margin-top: 12px; font-size: 22px; line-height: 1.35; }
  .product__text { margin-top: 12px; padding-bottom: 12px; font-size: 14px; line-height: 1.6; white-space: normal; }
  .product__text br { display: none; }
  .product__spec { margin-top: 12px; font-size: 12px; line-height: 18px; letter-spacing: -.02em; }
  .product__spec sup { font-size: 8px; }
  .product__link { margin-top: 8px; font-size: 14px; line-height: 22px; }

  /* 수치 2×2 · 논문 2×2 */
  .stats { padding-bottom: 70px; }
  .stats__desc { margin-top: 16px; }
  .stats__grid { margin-top: 28px; display: grid; grid-template-columns: 1fr 1fr; }
  .stats__grid li { width: auto; height: auto; padding: 28px 0 26px; }
  .stats__grid li + li { border-left: 0; }
  .stats__grid li:nth-child(even) { border-left: 1px solid #527074; }
  .stats__grid li:nth-child(n+3) { border-top: 1px solid #527074; }
  .stats__grid strong { font-size: 36px; line-height: 44px; }
  .stats__grid sup { font-size: 18px; vertical-align: 16px; }
  .stats__grid span { margin-top: 8px; font-size: 12px; line-height: 18px; }
  .stats__papers { width: auto; height: auto; margin: 40px 20px 0; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 14px; }
  .stats__papers li { position: static; left: auto !important; width: auto !important; }
  .stats__papers img { height: auto; aspect-ratio: 240 / 338; }
  .stats__papers p { margin: 10px 0 0; font-size: 12px; line-height: 1.5; white-space: normal; }
  .stats__papers p br { display: none; }
  .stats__btn { margin-top: 36px; }
  .stats__btn .btn { width: auto; padding: 0 20px; }

  /* 검증: 1열, 로고 좌·텍스트 우 */
  .verified { padding-bottom: 60px; }
  .verified__grid { width: auto; margin-top: 32px; flex-direction: column; column-gap: 0; }
  .partner { width: auto; height: auto; padding: 20px 0; align-items: center; }
  .partner:nth-child(-n+2) { border-top-width: 2px; }
  .partner__logo { width: 72px; height: 72px; margin: 0; box-shadow: 0 6px 16px rgba(0, 0, 0, .1); }
  .partner__logo img { max-width: 76%; }
  .partner > div { flex: 1; min-width: 0; margin: 0 0 0 18px; }
  .partner__name { font-size: 17px; }
  .partner__text { margin-top: 4px; font-size: 14px; line-height: 1.6; }
  .partner__text br { display: none; }

  /* 반값: 1열 */
  .half { padding-bottom: 70px; }
  .half__desc { margin-top: 16px; }
  .half__grid { margin-top: 40px; flex-direction: column; }
  .half__card { width: auto; height: auto; padding: 24px 0 28px; }
  .half__card + .half__card { border-left: 0; border-top: 1px solid var(--c-line); }
  .half__title { margin-top: 20px; }
  .half__text { font-size: 14px; line-height: 1.6; white-space: normal; }
  .half__text br { display: none; }

  /* 회사: 이미지 위, 텍스트 아래 */
  .company { padding-bottom: 70px; }
  .company__box { margin-top: 28px; flex-direction: column; }
  .company__img { width: 100%; height: auto; aspect-ratio: 4 / 3; }
  .company__body { width: auto; height: auto; margin-top: 0; padding: 28px 0 32px; }
  .company__title { font-size: 26px; line-height: 1.35; }
  .company__text { margin-top: 20px; font-size: 15px; line-height: 1.6; }
  .company__body .btn { margin-top: 28px; width: auto; height: 48px; padding: 0 20px; }

  /* 상담 CTA */
  .cta { height: auto; padding-bottom: 80px; background-position: center; background-size: cover; }
  .cta__desc { margin-top: 20px; }
  .cta__btn { margin-top: 32px; }
  .cta__btn .btn { width: auto; height: 48px; padding: 0 24px; }
}