:root {
  --ink: #18242b;
  --muted: #5f6b73;
  --line: #dfe7e8;
  --paper: #f8fbfa;
  --soft: #edf5f4;
  --teal: #168283;
  --teal-dark: #0c5f68;
  --gold: #bf8f43;
  --rose: #d36c61;
  --charcoal: #101b22;
  --white: #ffffff;
  --shadow: 0 16px 42px rgba(10, 34, 45, .14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

[id] {
  scroll-margin-top: 86px;
}

body {
  margin: 0;
  font-family: "Noto Sans KR", "Malgun Gothic", "Apple SD Gothic Neo", system-ui, sans-serif;
  color: var(--ink);
  background: var(--paper);
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 72px;
  padding: 14px clamp(18px, 5vw, 64px);
  color: var(--white);
  background: linear-gradient(180deg, rgba(8, 28, 38, .78), rgba(8, 28, 38, .08));
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 18px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255, 255, 255, .62);
  border-radius: 8px;
  background: rgba(22, 130, 131, .32);
  font-size: 13px;
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2.4vw, 24px);
  font-weight: 800;
  font-size: 15px;
}

.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
}

.hero-bg,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-bg {
  background-image: url("/assets/hero-wellness.png");
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 23, 31, .92) 0%, rgba(8, 23, 31, .74) 38%, rgba(8, 23, 31, .26) 68%, rgba(8, 23, 31, .08) 100%),
    linear-gradient(180deg, rgba(8, 23, 31, .2), rgba(8, 23, 31, .56));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, calc(100% - 36px));
  margin-left: clamp(18px, 7vw, 96px);
  padding-top: 74px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: #d6a85c;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(42px, 8vw, 82px);
  line-height: 1.06;
  font-weight: 900;
}

.hero-copy {
  max-width: 610px;
  color: rgba(255, 255, 255, .88);
  font-size: 20px;
  line-height: 1.75;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0;
}

.hero-tags span {
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 6px;
  background: rgba(22, 130, 131, .22);
  color: rgba(255, 255, 255, .9);
  font-size: 14px;
  font-weight: 700;
}

.contact-panel {
  width: min(440px, 100%);
}

.contact-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-weight: 900;
  font-size: 16px;
  box-shadow: var(--shadow);
  transition: transform .18s ease, filter .18s ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
}

.btn-sms {
  background: linear-gradient(135deg, #168283, #0c6b73);
  color: var(--white);
}

.btn-kakao {
  background: #fee500;
  color: #2b2216;
}

.btn-community {
  width: 100%;
  margin-top: 10px;
  background: linear-gradient(135deg, #d36c61, #b95566);
  color: var(--white);
}

.section {
  padding: clamp(70px, 9vw, 110px) clamp(18px, 5vw, 64px);
}

.section-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.intro {
  background: var(--paper);
}

.intro-grid,
.split,
.recruit-box {
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: start;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.2;
  font-weight: 850;
}

.intro p,
.recruit p,
.faq-list p,
.section-lead,
.text-stack p,
.places p,
.service-area p,
.notice li {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}

.text-stack p:last-child {
  margin-bottom: 0;
}

.section-lead {
  max-width: 860px;
  margin-bottom: 28px;
}

.features {
  background: var(--white);
}

.feature-grid,
.step-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.feature-grid article,
.step-grid article,
.place-list article {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
}

.feature-grid span {
  display: inline-block;
  margin-bottom: 26px;
  color: var(--gold);
  font-size: 14px;
  font-weight: 900;
}

.feature-grid h3,
.step-grid h3,
.place-list h3 {
  margin-bottom: 12px;
  color: #0b6373;
  font-size: 22px;
}

.feature-grid p,
.step-grid p,
.place-list p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.courses {
  background: var(--soft);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.course-card {
  min-height: 286px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  box-shadow: 0 14px 34px rgba(10, 34, 45, .08);
}

.course-card h3 {
  margin-bottom: 34px;
  color: var(--teal-dark);
  font-size: 28px;
}

.time {
  margin-bottom: 6px;
  color: var(--muted);
  font-weight: 800;
  font-size: 18px;
}

.price {
  margin-bottom: 18px;
  font-size: 34px;
  font-weight: 900;
}

.course-desc {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.process {
  background: var(--paper);
}

.step-grid article {
  background: var(--white);
}

.step-grid strong {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  font-size: 18px;
}

.reviews {
  background: var(--white);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.review-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  box-shadow: 0 14px 34px rgba(10, 34, 45, .08);
}

.review-card img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top center;
  background: #d8e7f3;
}

.review-copy {
  padding: 22px;
}

.review-copy h3 {
  margin-bottom: 10px;
  color: var(--teal-dark);
  font-size: 21px;
}

.review-copy p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.places {
  background: var(--white);
}

.place-list {
  display: grid;
  gap: 12px;
}

.service-area {
  background: var(--charcoal);
  color: var(--white);
}

.service-area .section-lead,
.service-area p:not(.section-kicker) {
  color: rgba(255, 255, 255, .78);
}

.keyword-box {
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 6px;
  background: rgba(22, 130, 131, .12);
}

.keyword-box p {
  margin-bottom: 18px;
  color: var(--gold);
  font-weight: 900;
}

.keyword-box ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.keyword-box li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .88);
  font-weight: 700;
}

.notice {
  background: var(--soft);
}

.notice-grid {
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr);
  gap: clamp(28px, 6vw, 70px);
}

.notice ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.notice li {
  position: relative;
  padding: 0 0 18px 24px;
  border-bottom: 1px solid var(--line);
}

.notice li + li {
  padding-top: 18px;
}

.notice li::before {
  content: "";
  position: absolute;
  top: 13px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
}

.notice li + li::before {
  top: 31px;
}

.recruit {
  background: var(--paper);
}

.recruit-box {
  align-items: center;
  padding: clamp(28px, 5vw, 46px);
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
}

.recruit-btn {
  justify-self: end;
  width: min(260px, 100%);
}

.qna {
  background: var(--soft);
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

details {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
}

summary {
  cursor: pointer;
  padding: 22px 24px;
  font-size: 18px;
  font-weight: 900;
}

details p {
  margin: 0;
  padding: 0 24px 24px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 32px clamp(18px, 5vw, 64px);
  background: #08151b;
  color: var(--white);
}

.site-footer p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, .66);
}

.site-footer a {
  color: var(--gold);
  font-weight: 900;
}

@media (max-width: 760px) {
  .site-header {
    min-height: 62px;
    padding: 10px 16px;
  }

  .brand {
    font-size: 16px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  nav {
    display: none;
  }

  .hero {
    min-height: 720px;
  }

  .hero-bg {
    background-position: 62% center;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(15, 19, 22, .88), rgba(15, 19, 22, .52)),
      linear-gradient(180deg, rgba(15, 19, 22, .08), rgba(15, 19, 22, .7));
  }

  .hero-content {
    width: calc(100% - 32px);
    margin: 0 auto;
  }

  h1 {
    font-size: 42px;
  }

  .hero-copy {
    font-size: 17px;
  }

  .hero-tags {
    gap: 8px;
  }

  .hero-tags span {
    font-size: 13px;
  }

  .contact-panel {
    width: min(360px, 100%);
  }

  .contact-row {
    gap: 8px;
  }

  .btn {
    min-height: 50px;
    padding: 0 12px;
    font-size: 15px;
  }

  .intro-grid,
  .split,
  .recruit-box,
  .course-grid,
  .feature-grid,
  .step-grid,
  .review-grid,
  .notice-grid {
    grid-template-columns: 1fr;
  }

  .course-card {
    min-height: auto;
  }

  .keyword-box ul {
    grid-template-columns: 1fr;
  }

  .feature-grid article,
  .step-grid article,
  .place-list article {
    padding: 22px;
  }

  .review-card img {
    max-height: 520px;
  }

  .recruit-btn {
    justify-self: start;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (max-width: 380px) {
  h1 {
    font-size: 37px;
  }

  .contact-panel {
    width: 100%;
  }

  .btn {
    min-height: 48px;
    font-size: 14px;
  }
}