:root {
  --ink: #182321;
  --muted: #62706d;
  --surface: #ffffff;
  --surface-soft: #f5f8f6;
  --line: #dce6e1;
  --green: #123f3b;
  --green-2: #1f665b;
  --amber: #e7a642;
  --coral: #c96f55;
  --kakao: #fee500;
  --shadow: 0 20px 50px rgba(18, 63, 59, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", system-ui, sans-serif;
  line-height: 1.65;
  letter-spacing: 0;
  overflow-x: hidden;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 20;
  padding: 10px 14px;
  border-radius: 6px;
  background: var(--green);
  color: #fff;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(13, 31, 29, 0.74);
  color: #fff;
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #fff;
  color: var(--green);
  font-size: 15px;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 18px;
  line-height: 1.1;
}

.brand small {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 15px;
  white-space: nowrap;
}

.nav-links a:hover {
  color: #fff;
}

.hero {
  position: relative;
  min-height: clamp(540px, 76vh, 720px);
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
}

.hero-bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 25, 24, 0.84) 0%, rgba(6, 25, 24, 0.62) 42%, rgba(6, 25, 24, 0.16) 100%),
    linear-gradient(0deg, rgba(6, 25, 24, 0.38), rgba(6, 25, 24, 0.1));
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 118px 0 54px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  font-weight: 700;
}

.breadcrumb a {
  color: #ffd487;
}

.hero .eyebrow {
  color: #ffd487;
}

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

h1 {
  max-width: 860px;
  margin-bottom: 22px;
  font-size: clamp(38px, 5vw, 64px);
  line-height: 1.08;
  letter-spacing: 0;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.hero-copy {
  max-width: 660px;
  margin-bottom: 26px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(16px, 2vw, 20px);
}

.mobile-title-break {
  display: none;
}

.contact-actions {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.contact-row {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
}

.action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.16);
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.action-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.22);
}

.action-button svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.action-button.kakao {
  border-color: rgba(0, 0, 0, 0.08);
  background: var(--kakao);
  color: #221c00;
}

.action-button.sms {
  background: var(--coral);
}

.notice {
  max-width: 560px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
}

.summary-band {
  border-bottom: 1px solid var(--line);
  background: var(--green);
  color: #fff;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
}

.summary-grid div {
  padding: 26px 28px;
  background: rgba(255, 255, 255, 0.05);
}

.summary-grid span,
.summary-grid strong {
  display: block;
}

.summary-grid span {
  margin-bottom: 6px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
}

.summary-grid strong {
  font-size: 19px;
}

.section {
  padding: 86px 0;
}

.section-tint {
  background: var(--surface-soft);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 56px;
  align-items: start;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.18;
}

.content-flow p,
.section-heading p,
.recruit-panel p,
.seo-text p {
  color: var(--muted);
  font-size: 17px;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.section-heading.compact {
  max-width: 680px;
}

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

.course-card {
  min-height: 280px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(18, 63, 59, 0.06);
}

.course-card.featured {
  border-color: rgba(31, 102, 91, 0.36);
  box-shadow: var(--shadow);
}

.course-label {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--green-2);
  font-size: 14px;
  font-weight: 900;
}

.course-card h3 {
  margin-bottom: 8px;
  font-size: 36px;
  line-height: 1;
}

.price {
  margin-bottom: 18px;
  color: var(--coral);
  font-size: 30px;
  font-weight: 900;
}

.course-card p:not(.price) {
  color: var(--muted);
}

.area-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.area-list span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: #33443f;
  font-size: 15px;
  font-weight: 700;
}

.region-link-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.region-link-grid a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 18px;
  font-weight: 900;
  box-shadow: 0 10px 26px rgba(18, 63, 59, 0.06);
}

.region-link-grid a::after {
  content: "›";
  color: var(--coral);
  font-size: 28px;
  line-height: 1;
}

.region-hero {
  background: var(--green);
}

.region-airport .hero-bg-image {
  object-position: 58% center;
}

.region-river .hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 42, 45, 0.86) 0%, rgba(8, 42, 45, 0.6) 46%, rgba(8, 42, 45, 0.2) 100%),
    linear-gradient(0deg, rgba(8, 42, 45, 0.32), rgba(8, 42, 45, 0.08));
}

.region-city .hero-overlay {
  background:
    linear-gradient(90deg, rgba(18, 30, 43, 0.87) 0%, rgba(18, 30, 43, 0.6) 44%, rgba(18, 30, 43, 0.18) 100%),
    linear-gradient(0deg, rgba(18, 30, 43, 0.36), rgba(18, 30, 43, 0.08));
}

.region-garden .hero-bg-image {
  object-position: 62% center;
}

.region-garden .hero-overlay {
  background:
    linear-gradient(90deg, rgba(17, 58, 38, 0.86) 0%, rgba(17, 58, 38, 0.58) 44%, rgba(17, 58, 38, 0.18) 100%),
    linear-gradient(0deg, rgba(17, 58, 38, 0.32), rgba(17, 58, 38, 0.08));
}

.region-coast .hero-bg-image {
  object-position: 66% center;
}

.region-coast .hero-overlay {
  background:
    linear-gradient(90deg, rgba(12, 45, 61, 0.86) 0%, rgba(12, 45, 61, 0.58) 45%, rgba(12, 45, 61, 0.18) 100%),
    linear-gradient(0deg, rgba(12, 45, 61, 0.34), rgba(12, 45, 61, 0.08));
}

.region-warm .hero-overlay {
  background:
    linear-gradient(90deg, rgba(58, 32, 27, 0.87) 0%, rgba(58, 32, 27, 0.6) 44%, rgba(58, 32, 27, 0.18) 100%),
    linear-gradient(0deg, rgba(58, 32, 27, 0.34), rgba(58, 32, 27, 0.08));
}

.recruit {
  background: #123f3b;
  color: #fff;
}

.recruit .section-kicker {
  color: #ffd487;
}

.recruit-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: center;
}

.recruit-panel p {
  max-width: 760px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);
}

.recruit-button {
  white-space: nowrap;
}

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

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(18, 63, 59, 0.05);
}

summary {
  cursor: pointer;
  padding: 22px 24px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
}

details p {
  margin: 0;
  padding: 0 24px 24px;
  color: var(--muted);
}

.seo-text {
  padding-top: 70px;
  padding-bottom: 70px;
}

.seo-text .container {
  max-width: 940px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #101918;
  color: #fff;
}

.not-found {
  min-height: 100vh;
  background: var(--surface-soft);
}

.not-found h1 {
  max-width: 760px;
  color: var(--ink);
}

.not-found .hero-copy {
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 34px 0;
}

.footer-inner p {
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.62);
}

.footer-contact {
  display: flex;
  align-items: center;
  gap: 16px;
  color: #ffd487;
  font-weight: 800;
  white-space: nowrap;
}

@media (max-width: 820px) {
  .container {
    width: min(100% - 28px, 680px);
  }

  .header-inner {
    min-height: 64px;
  }

  .brand small,
  .nav-links {
    display: none;
  }

  .hero {
    min-height: 68vh;
  }

  .hero-bg-image {
    object-fit: cover;
    object-position: 62% center;
  }

  .hero-content {
    padding: 98px 0 38px;
  }

  h1 {
    font-size: clamp(31px, 8.4vw, 36px);
    line-height: 1.14;
  }

  .hero-copy {
    max-width: 100%;
    font-size: 16px;
    word-break: normal;
    overflow-wrap: anywhere;
  }

  .mobile-title-break {
    display: block;
  }

  .contact-actions {
    max-width: 100%;
  }

  .contact-row {
    gap: 8px;
  }

  .action-button {
    min-height: 46px;
    padding: 0 13px;
    font-size: 14px;
    white-space: nowrap;
  }

  .notice {
    max-width: 100%;
    word-break: normal;
    overflow-wrap: anywhere;
  }

  .action-button svg {
    width: 17px;
    height: 17px;
  }

  .summary-grid,
  .two-column,
  .course-grid,
  .region-link-grid,
  .recruit-panel,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .summary-grid {
    display: grid;
  }

  .summary-grid div {
    padding: 20px 0;
  }

  .section {
    padding: 62px 0;
  }

  .two-column {
    gap: 18px;
  }

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

  .recruit-panel {
    gap: 24px;
  }

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

  .footer-inner {
    display: grid;
  }

  .footer-contact {
    flex-wrap: wrap;
    white-space: normal;
  }
}

@media (max-width: 380px) {
  .contact-row {
    gap: 6px;
  }

  .action-button {
    padding: 0 10px;
    font-size: 13px;
  }
}