:root {
  --reed: #526b45;
  --reed-dark: #30422d;
  --blue: #24499a;
  --blue-dark: #17336f;
  --fog: #edf2ee;
  --paper: #f8f7f0;
  --sand: #c4a45b;
  --ink: #17221b;
  --muted: #647069;
  --line: rgba(23,34,27,.16);
  --white: #fff;
  --shadow: 0 24px 70px rgba(23,51,111,.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { margin: 0; color: var(--ink); background: var(--fog); font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", sans-serif; word-break: keep-all; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.skip { position: fixed; z-index: 120; left: 12px; top: -80px; padding: 12px 18px; color: #fff; background: var(--blue-dark); }
.skip:focus { top: 12px; }

.site-header { position: sticky; z-index: 80; top: 0; display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: center; min-height: 82px; padding: 10px clamp(20px, 5vw, 74px); border-bottom: 1px solid var(--line); background: rgba(237,242,238,.94); backdrop-filter: blur(18px); }
.brand { display: inline-flex; gap: 12px; align-items: center; width: max-content; }
.brand img { width: 48px; height: 48px; }
.brand span { display: grid; }
.brand b { font-size: 1.03rem; letter-spacing: -.04em; }
.brand small { color: var(--blue); font-size: .57rem; font-weight: 900; letter-spacing: .16em; }
.site-header nav { display: flex; gap: clamp(18px, 3vw, 44px); font-size: .84rem; font-weight: 800; }
.site-header nav a:hover { color: var(--blue); }
.header-phone { justify-self: end; color: var(--blue); font-weight: 900; }

.hero { position: relative; display: grid; grid-template-columns: 53% 47%; min-height: 780px; color: #fff; background: var(--reed-dark); overflow: hidden; }
.hero-copy { position: relative; z-index: 5; display: flex; flex-direction: column; justify-content: center; padding: clamp(74px, 10vw, 150px) clamp(25px, 7vw, 108px); }
.eyebrow, .opening > div > p, .courses > header > p, .booking-copy header > p, .city-guide > header > p, .rail-table header p, .local-column > header > p, .food > header > p, .standards-copy header > p, .faq header > p { margin: 0; color: #d4bd7e; font-size: .7rem; font-weight: 900; letter-spacing: .19em; }
.hero h1 { max-width: 8ch; margin: 20px 0 0; font-size: clamp(4rem, 8.2vw, 8.8rem); line-height: .88; letter-spacing: -.095em; }
.hero-lead { max-width: 640px; margin: 36px 0 0; color: rgba(255,255,255,.73); font-size: clamp(1rem, 1.45vw, 1.22rem); line-height: 1.92; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.button { display: inline-flex; min-height: 56px; align-items: center; justify-content: center; padding: 14px 26px; border-radius: 4px 22px 4px 22px; font-weight: 900; }
.button.blue { color: #fff; background: var(--blue); }
.button.pale { color: var(--ink); background: var(--fog); }
.hero-note { max-width: 640px; margin: 24px 0 0; color: rgba(255,255,255,.48); font-size: .8rem; line-height: 1.7; }
.hero-portrait { position: relative; min-width: 0; margin: 32px 32px 32px 0; border-radius: 190px 18px 190px 18px; background: #aebca5; overflow: hidden; }
.hero-portrait picture, .hero-portrait img { width: 100%; height: 100%; }
.hero-portrait img { object-fit: cover; object-position: 50% 25%; }
.hero-portrait::after { position: absolute; inset: 0; content: ""; box-shadow: inset 0 0 0 1px rgba(255,255,255,.32); pointer-events: none; }
.hero-portrait > span { position: absolute; z-index: 4; right: 25px; bottom: 25px; display: grid; place-items: center; width: 94px; aspect-ratio: 1; color: var(--blue-dark); border-radius: 50%; background: #d9c88f; font-weight: 900; letter-spacing: .12em; }
.contour-lines { position: absolute; z-index: 2; left: -12%; bottom: -30%; width: 72%; aspect-ratio: 1; border: 2px solid rgba(255,255,255,.13); border-radius: 48% 52% 42% 58%; transform: rotate(14deg); }
.contour-lines::before, .contour-lines::after { position: absolute; content: ""; border: 2px solid rgba(255,255,255,.12); border-radius: inherit; }
.contour-lines::before { inset: 10%; }
.contour-lines::after { inset: 22%; }

.wetland-facts { position: relative; z-index: 8; display: grid; grid-template-columns: repeat(4, 1fr); max-width: 1280px; margin: -25px auto 0; border: 1px solid var(--line); background: var(--paper); box-shadow: var(--shadow); }
.wetland-facts div { display: flex; gap: 16px; align-items: center; min-height: 102px; padding: 22px 28px; border-right: 1px solid var(--line); }
.wetland-facts div:last-child { border: 0; }
.wetland-facts b { color: var(--blue); font-size: .72rem; }
.wetland-facts span { font-weight: 850; }

.opening { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(45px, 9vw, 130px); max-width: 1280px; margin: auto; padding: clamp(110px, 14vw, 200px) clamp(24px, 5vw, 64px); }
.opening h2, .courses h2, .booking h2, .city-guide h2, .local-column h2, .food h2, .standards h2, .faq h2 { margin: 14px 0 0; font-size: clamp(2.4rem, 5vw, 5rem); line-height: 1.05; letter-spacing: -.075em; }
.opening > p { align-self: end; margin: 0; color: var(--muted); font-size: 1.05rem; line-height: 2; }

.courses { padding: clamp(100px, 12vw, 170px) clamp(24px, 6vw, 80px); color: #fff; background: var(--blue-dark); }
.courses > header, .course-stack, .courses > small { display: block; max-width: 1280px; margin-inline: auto; }
.courses > header { display: grid; grid-template-columns: .6fr 1.4fr; gap: 40px; align-items: start; }
.courses h2 { margin: 0; }
.course-stack { margin-top: 65px; }
.course-card { display: grid; grid-template-columns: 76px 1fr minmax(360px,.9fr); gap: 32px; align-items: center; padding: 28px 34px; border-top: 1px solid rgba(255,255,255,.23); }
.course-card:last-child { border-bottom: 1px solid rgba(255,255,255,.23); }
.course-card > span { color: #d4bd7e; font-size: .78rem; font-weight: 900; }
.course-card h3 { margin: 0; font-size: 1.55rem; }
.course-card > div > p { margin: 6px 0 0; color: rgba(255,255,255,.55); font-size: .85rem; }
.course-card dl { display: flex; gap: 8px; margin: 0; }
.course-card dl div { display: grid; flex: 1; gap: 4px; padding: 11px 12px; border: 1px solid rgba(255,255,255,.16); }
.course-card dt { color: rgba(255,255,255,.55); font-size: .75rem; }
.course-card dd { margin: 0; font-weight: 900; }
.courses > small { margin-top: 24px; color: rgba(255,255,255,.47); }

.booking { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 900px; background: var(--paper); }
.booking-photo { position: relative; min-width: 0; margin: 60px 0 60px 60px; border-radius: 220px 0 0 0; background: #d4ddd0; overflow: hidden; }
.booking-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 18%; }
.booking-photo span { position: absolute; left: 28px; bottom: 28px; padding: 13px 18px; color: #fff; background: var(--reed-dark); font-size: .68rem; font-weight: 900; letter-spacing: .17em; }
.booking-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(90px, 11vw, 160px) clamp(24px, 8vw, 120px); }
.booking-copy ol { margin: 52px 0 0; padding: 0; list-style: none; }
.booking-copy li { display: grid; grid-template-columns: 54px 1fr; gap: 20px; padding: 22px 0; border-top: 1px solid var(--line); }
.booking-copy li:last-child { border-bottom: 1px solid var(--line); }
.booking-copy li > b { color: var(--blue); }
.booking-copy h3, .booking-copy li p { margin: 0; }
.booking-copy h3 { font-size: 1.08rem; }
.booking-copy li p { margin-top: 6px; color: var(--muted); line-height: 1.75; }

.city-guide { padding: clamp(100px, 13vw, 190px) clamp(24px, 6vw, 80px); background: var(--fog); }
.city-guide > header { display: grid; grid-template-columns: .45fr 1.2fr .65fr; gap: 34px; align-items: end; max-width: 1280px; margin: auto; }
.city-guide > header h2 { margin: 0; }
.city-guide > header span { color: var(--muted); line-height: 1.7; }
.island-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; max-width: 1280px; margin: 64px auto 0; }
.island-card { min-height: 370px; padding: 36px; border: 1px solid var(--line); border-radius: 50% 50% 28px 28px / 20% 20% 28px 28px; background: var(--paper); }
.island-card:nth-child(2) { margin-top: 52px; }
.island-card > span { color: var(--blue); font-size: .74rem; font-weight: 900; }
.island-card h3 { margin: 45px 0 0; font-size: 1.65rem; letter-spacing: -.04em; }
.island-card > b { display: block; margin-top: 15px; color: var(--reed); font-size: .84rem; line-height: 1.7; }
.island-card > p { margin: 25px 0 0; color: var(--muted); line-height: 1.85; }
.address-compass { display: grid; grid-template-columns: 170px 1fr; gap: 55px; max-width: 1280px; margin: 90px auto 0; padding: clamp(36px, 6vw, 74px); color: #fff; background: var(--reed-dark); }
.address-compass aside { display: grid; grid-template-columns: 34px 1fr; align-content: start; gap: 5px 13px; }
.address-compass aside span { color: #d4bd7e; font-size: .7rem; font-weight: 900; }
.address-compass aside b { font-size: .84rem; }
.address-compass aside i { grid-column: 1; justify-self: center; width: 1px; height: 54px; background: rgba(255,255,255,.3); }
.address-compass > div { display: grid; gap: 38px; }
.address-compass h3 { margin: 0 0 17px; font-size: 1.45rem; }
.address-compass section p { display: flex; flex-wrap: wrap; gap: 7px; margin: 0; }
.address-compass section p span { padding: 6px 10px; border: 1px solid rgba(255,255,255,.2); color: rgba(255,255,255,.72); font-size: .76rem; }
.rail-table { max-width: 1280px; margin: 70px auto 0; padding: clamp(34px, 6vw, 72px); border: 1px solid var(--line); background: var(--paper); }
.rail-table > header { display: grid; grid-template-columns: .45fr 1.55fr; align-items: end; }
.rail-table h3 { margin: 0; font-size: clamp(1.8rem, 3vw, 3.2rem); letter-spacing: -.055em; }
.rail-table > div { margin-top: 40px; border-top: 2px solid var(--blue); }
.rail-table article { display: grid; grid-template-columns: .8fr .9fr 1.4fr; gap: 20px; padding: 17px 4px; border-bottom: 1px solid var(--line); }
.rail-table article span, .rail-table article small { color: var(--muted); }
.rail-table > p { margin: 22px 0 0; color: var(--muted); font-size: .8rem; }

.wide-scene { position: relative; height: min(61vw, 780px); min-height: 430px; margin: 0; background: var(--reed-dark); overflow: hidden; }
.wide-scene img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.wide-scene::after { position: absolute; inset: 0; content: ""; background: linear-gradient(0deg, rgba(23,51,111,.55), transparent 50%); }
.wide-scene figcaption { position: absolute; z-index: 2; left: clamp(24px, 6vw, 80px); bottom: 38px; color: #fff; font-size: .8rem; font-weight: 900; letter-spacing: .14em; }

.local-column { display: grid; grid-template-columns: .52fr 1.48fr; gap: clamp(40px, 8vw, 120px); max-width: 1280px; margin: auto; padding: clamp(110px, 15vw, 210px) clamp(24px, 5vw, 64px); }
.local-column > header { position: sticky; top: 115px; align-self: start; }
.local-column h2 { font-size: clamp(2.2rem, 4vw, 4rem); }
.local-column > header span { display: block; margin-top: 18px; color: var(--muted); line-height: 1.75; }
.local-column > div { columns: 2; column-gap: 42px; }
.local-column > div p, .food-copy p { margin: 0 0 25px; color: #4f5d55; line-height: 2.02; break-inside: avoid; }

.food { padding: clamp(100px, 13vw, 190px) clamp(24px, 6vw, 80px); background: var(--paper); }
.food > header { display: grid; grid-template-columns: .45fr 1.1fr .75fr; gap: 34px; align-items: end; max-width: 1280px; margin: auto; padding-bottom: 45px; border-bottom: 3px solid var(--blue); }
.food > header h2 { margin: 0; }
.food > header span { color: var(--muted); line-height: 1.7; }
.food-story { max-width: 1280px; margin: auto; padding: clamp(70px, 9vw, 120px) 0; border-bottom: 1px solid var(--line); }
.food-story > header { display: grid; grid-template-columns: 70px 1.2fr .8fr; gap: 30px; align-items: start; }
.food-story > header > div { min-width: 0; }
.food-story > header > span { color: var(--blue); font-size: .75rem; font-weight: 900; }
.food-story h3 { margin: 0; font-size: clamp(2rem, 3vw, 3.2rem); letter-spacing: -.055em; }
.food-story header p { margin: 8px 0 0; color: var(--muted); }
.food-story header > b { justify-self: end; color: var(--reed); text-align: right; }
.food-copy { margin-top: 50px; columns: 2; column-gap: clamp(30px, 6vw, 76px); }

.standards { display: grid; grid-template-columns: 1fr 1fr; min-height: 900px; color: #fff; background: var(--blue-dark); }
.standards-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(90px, 11vw, 160px) clamp(24px, 7vw, 100px); }
.standards-copy ul { margin: 50px 0 0; padding: 0; list-style: none; }
.standards-copy li { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; padding: 18px 0; border-top: 1px solid rgba(255,255,255,.18); }
.standards-copy li b { color: #d4bd7e; }
.standards-copy li span { color: rgba(255,255,255,.64); }
.standards-photo { min-width: 0; margin: 52px 52px 52px 0; border-radius: 0 210px 0 210px; background: var(--reed); overflow: hidden; }
.standards-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center; }

.faq { max-width: 1120px; margin: auto; padding: clamp(100px, 13vw, 180px) clamp(24px, 5vw, 64px); }
.faq > div { margin-top: 50px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { padding: 24px 2px; font-weight: 900; cursor: pointer; }
.faq details p { max-width: 820px; margin: 0 0 26px; color: var(--muted); line-height: 1.8; }

footer { display: grid; grid-template-columns: .8fr 1.3fr auto; gap: 28px; align-items: center; padding: 55px clamp(24px, 6vw, 80px) 125px; color: #fff; background: var(--reed-dark); }
.footer-brand small { color: #d4bd7e; }
footer > p { color: rgba(255,255,255,.63); font-size: .9rem; }
footer > a { color: #d4bd7e; font-size: 1.18rem; font-weight: 900; }
footer > small { grid-column: 1 / -1; color: rgba(255,255,255,.42); }
.floating-phone { position: fixed; z-index: 90; right: max(16px, env(safe-area-inset-right)); bottom: max(16px, env(safe-area-inset-bottom)); display: flex; gap: 11px; align-items: center; min-width: 218px; padding: 11px 18px 11px 11px; color: #fff; border-radius: 999px; background: var(--blue-dark); box-shadow: 0 16px 50px rgba(23,51,111,.33); }
.floating-phone > span { display: grid; place-items: center; width: 43px; height: 43px; color: var(--blue-dark); border-radius: 50%; background: #d4bd7e; font-size: 1.25rem; }
.floating-phone b { display: grid; line-height: 1.2; }
.floating-phone small { color: #d4bd7e; font-size: .65rem; }
.not-found { display: grid; min-height: 100svh; place-items: center; color: #fff; background: var(--reed-dark); }
.not-found main { display: flex; max-width: 650px; flex-direction: column; align-items: center; padding: 30px; text-align: center; }
.not-found main > p { color: #d4bd7e; font-weight: 900; letter-spacing: .2em; }
.not-found h1 { margin: 8px 0; font-size: clamp(2.4rem, 7vw, 5rem); }
.not-found main > span { margin: 12px 0 34px; color: rgba(255,255,255,.68); }

@media (max-width: 1060px) {
  .site-header { grid-template-columns: auto auto; justify-content: space-between; }
  .site-header nav { display: none; }
  .hero { grid-template-columns: 58% 42%; }
  .hero-copy { padding-inline: 45px; }
  .wetland-facts { margin-inline: 24px; }
  .course-card { grid-template-columns: 55px 1fr; }
  .course-card dl { grid-column: 2; }
  footer { grid-template-columns: 1fr auto; }
  footer > p { grid-column: 1 / -1; grid-row: 2; }
}

@media (max-width: 760px) {
  html { scroll-padding-top: 72px; }
  .site-header { min-height: 70px; padding: 9px 15px; }
  .brand img { width: 42px; height: 42px; }
  .brand b { font-size: .94rem; }
  .brand small { font-size: .52rem; }
  .header-phone { padding: 8px; font-size: .8rem; }
  .hero { display: flex; min-height: auto; flex-direction: column; }
  .hero-portrait { order: 1; height: min(120vw, 560px); margin: 0; border-radius: 0 0 44% 0; }
  .hero-portrait img { object-position: 50% 20%; }
  .hero-portrait > span { right: 15px; bottom: 66px; width: 74px; }
  .hero-copy { order: 2; margin-top: -52px; padding: 80px 22px 76px; background: var(--reed-dark); }
  .hero h1 { max-width: none; margin-top: 13px; font-size: clamp(3.35rem, 16vw, 5.2rem); }
  .hero-lead { margin-top: 25px; font-size: .96rem; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .wetland-facts { grid-template-columns: 1fr 1fr; margin: -22px 14px 0; }
  .wetland-facts div { min-height: 86px; padding: 15px 16px; }
  .wetland-facts div:nth-child(2) { border-right: 0; }
  .wetland-facts div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .opening { grid-template-columns: 1fr; padding: 90px 22px; }
  .opening h2, .courses h2, .booking h2, .city-guide h2, .food h2, .standards h2, .faq h2 { font-size: 2.45rem; }
  .courses { padding: 90px 22px; }
  .courses > header { grid-template-columns: 1fr; gap: 18px; }
  .course-card { grid-template-columns: 38px 1fr; gap: 16px; padding: 25px 2px; }
  .course-card dl { grid-column: 1 / -1; }
  .course-card dd { font-size: .82rem; }
  .booking { grid-template-columns: 1fr; }
  .booking-photo { height: 110vw; max-height: 620px; margin: 0; border-radius: 0 0 42% 0; }
  .booking-copy { padding: 88px 22px; }
  .city-guide { padding: 90px 22px; }
  .city-guide > header { grid-template-columns: 1fr; }
  .city-guide > header h2 { font-size: 2.45rem; }
  .island-grid { grid-template-columns: 1fr; }
  .island-card, .island-card:nth-child(2) { min-height: 0; margin: 0; border-radius: 76px 76px 22px 22px; }
  .address-compass { grid-template-columns: 1fr; gap: 38px; padding: 36px 24px; }
  .address-compass aside { grid-template-columns: repeat(7, auto); align-items: center; }
  .address-compass aside i { grid-column: auto; width: 24px; height: 1px; }
  .rail-table { padding: 32px 20px; }
  .rail-table > header { grid-template-columns: 1fr; gap: 15px; }
  .rail-table article { grid-template-columns: .8fr 1.2fr; }
  .rail-table article small { grid-column: 1 / -1; }
  .wide-scene { height: 84vw; min-height: 360px; }
  .local-column { grid-template-columns: 1fr; padding: 90px 22px; }
  .local-column > header { position: static; }
  .local-column h2 { font-size: 2.45rem; }
  .local-column > div, .food-copy { columns: 1; }
  .food { padding: 90px 22px; }
  .food > header { grid-template-columns: 1fr; }
  .food-story > header { grid-template-columns: 42px 1fr; }
  .food-story h3 { word-break: normal; overflow-wrap: anywhere; }
  .food-story header > b { grid-column: 1 / -1; justify-self: start; text-align: left; }
  .standards { grid-template-columns: 1fr; }
  .standards-copy { padding: 88px 22px; }
  .standards-copy li { grid-template-columns: 1fr; gap: 6px; }
  .standards-photo { height: 95vw; min-height: 380px; margin: 0; border-radius: 0; }
  .faq { padding: 90px 22px; }
  footer { grid-template-columns: 1fr; padding: 50px 22px 120px; }
  footer > p, footer > small { grid-column: 1; grid-row: auto; }
  .floating-phone { right: 10px; bottom: max(10px, env(safe-area-inset-bottom)); min-width: 176px; padding: 9px 12px 9px 9px; }
  .floating-phone > span { width: 36px; height: 36px; }
  .floating-phone b { font-size: .84rem; }
}

@media (max-width: 370px) {
  .site-header { padding-inline: 10px; }
  .brand span small { display: none; }
  .header-phone { font-size: .73rem; }
  .hero-copy { padding-inline: 18px; }
  .hero h1 { font-size: 3.15rem; }
  .wetland-facts { margin-inline: 8px; }
  .wetland-facts span { font-size: .76rem; }
  .courses, .city-guide, .local-column, .food { padding-inline: 18px; }
  .address-compass aside { gap: 4px; }
  .address-compass aside b { font-size: .7rem; }
  .floating-phone { min-width: 158px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }