@font-face {
    font-family: Gaon;
    src: local("Pretendard"), local("Noto Sans KR"), local("Malgun Gothic");
    font-display: swap;
}
:root {
    --ink: #172d32;
    --muted: #5a6b6d;
    --accent: #007c69;
    --line: #dce5e3;
    --soft: #f1f6f4;
}
* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    scroll-padding-top: 110px;
}
body {
    margin: 0;
    color: var(--ink);
    background: #fff;
    font-family: Gaon, "Malgun Gothic", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.75;
    overflow-wrap: anywhere;
    word-break: keep-all;
}
[hidden] {
    display: none !important;
}
a {
    color: inherit;
    text-decoration: none;
}
button, input {
    font: inherit;
}
button, summary {
    cursor: pointer;
}
button {
    color: inherit;
}
img {
    display: block;
    max-width: 100%;
    height: auto;
}
h1, h2, h3, p, figure {
    margin: 0;
}
h1, h2, h3 {
    line-height: 1.35;
    letter-spacing: -.04em;
}
h1 {
    font-size: clamp(32px, 4.5vw, 64px);
}
h2 {
    margin-bottom: 24px;
    font-size: clamp(25px, 3vw, 40px);
}
h3 {
    font-size: 25px;
    margin-bottom: 16px;
}
button:focus-visible, a:focus-visible, summary:focus-visible, [tabindex]:focus-visible {
    outline: 3px solid #209c86;
    outline-offset: 4px;
}
.wrap {
    width: min(1200px, calc(100% - 64px));
    margin-inline: auto;
}
.skip-link {
    position: fixed;
    top: -100px;
    left: 16px;
    padding: 12px;
    background: white;
    z-index: 200;
}
.skip-link:focus {
    top: 10px;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fffffffa;
    border-bottom: 1px solid var(--line);
}
.header-inner {
    min-height: 96px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    font-size: 21px;
    font-weight: 800;
    line-height: 1.35;
}
.brand small {
    display: block;
    font: 9px Arial, sans-serif;
    letter-spacing: 1.5px;
    margin-top: 6px;
}
.brand-logo {
    display: block;
    width: 140px;
    height: auto;
    object-fit: contain;
}
.brand-mark {
    background: var(--accent);
    color: white;
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 12px 0 12px 0;
    font-size: 30px;
}
.nav-list, .submenu {
    margin: 0;
    padding: 0;
    list-style: none;
}
.nav-list {
    display: flex;
    gap: 10px;
}
.nav-item {
    position: relative;
}
.nav-row {
    display: flex;
    align-items: center;
}
.nav-row > a {
    padding: 26px 5px;
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
}
.nav-item.active > .nav-row {
    color: var(--accent);
}
.submenu-toggle {
    border: 0;
    background: transparent;
    min-width: 24px;
    height: 44px;
}
.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 210px;
    padding: 8px;
    background: white;
    border: 1px solid var(--line);
    box-shadow: 0 12px 24px #17372b14;
    border-radius: 8px;
}
.nav-item:last-child .submenu {
    right: 0;
    left: auto;
}
.submenu a {
    display: block;
    padding: 12px;
    font-size: 14px;
}
.submenu a:hover, .submenu a[aria-current] {
    background: var(--soft);
    color: var(--accent);
}
.menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 6px;
    min-height: 44px;
    padding: 8px 12px;
}
.home-hero {
    position: relative;
    min-height: 620px;
    display: grid;
    align-items: center;
    color: white;
    background: #163e42;
    isolation: isolate;
}
.home-hero > img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}
.home-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, #0a262fe8, #0a262f75 60%, #0a262f20);
    z-index: -1;
}
.hero-content {
    padding-block: 80px;
}
.eyebrow {
    font: 600 12px Arial, sans-serif;
    letter-spacing: 2px;
    margin-bottom: 20px;
    color: var(--accent);
}
.hero-content .eyebrow {
    color: #a4e3ce;
}
.hero-content h1 {
    margin-bottom: 24px;
}
.hero-content > p:not(.eyebrow) {
    font-size: 19px;
    color: #e5efed;
}
.button {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding: 15px 24px;
    margin-top: 28px;
    background: var(--accent);
    color: white;
    border-radius: 5px;
    font-weight: 700;
}
.section {
    padding-block: 88px;
}
.section-heading {
    max-width: 760px;
    margin-bottom: 40px;
}
.section-heading > p:last-child {
    max-width: 650px;
    color: var(--muted);
}
.cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}
.service-card {
    min-width: 0;
    padding: 32px;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 12px;
}
.service-card > span {
    font: 11px Arial, sans-serif;
    color: var(--accent);
    letter-spacing: 2px;
}
.service-card h3 {
    margin-top: 24px;
}
.service-card p {
    color: var(--muted);
}
.service-card img {
    margin-top: 24px;
    width: 100%;
    height: 200px;
    object-fit: contain;
    mix-blend-mode: multiply;
}
.service-number {
    display: block;
    margin-top: 36px;
    color: var(--accent);
    font: 600 65px/1.1 Arial, sans-serif;
    letter-spacing: -3px;
}
.soft-section {
    background: var(--soft);
}
.two-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
    align-items: start;
}
.two-columns > * {
    min-width: 0;
}
.info-card {
    padding: 36px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: white;
}
.price {
    font-size: 40px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 24px;
}
.price small {
    font-size: 14px;
    color: var(--muted);
    font-weight: 400;
}
.text-link {
    display: inline-block;
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 5px;
    margin-block: 20px;
}
.page-hero {
    background: var(--soft);
    padding-block: 64px;
    border-bottom: 1px solid var(--line);
}
.page-hero p:last-child {
    margin-top: 16px;
    color: var(--muted);
}
.page-content {
    padding-block: 64px 96px;
    min-height: 45vh;
}
.prose {
    max-width: 800px;
}
.text-block {
    font-size: 18px;
    margin-bottom: 22px;
    white-space: pre-line;
}
.image-list {
    margin-top: 40px;
}
.media-card {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 16px;
    background: white;
    margin-bottom: 24px;
}
.media-card img {
    max-height: none;
    margin-inline: auto;
}
figcaption, .caption {
    font-size: 13px;
    color: var(--muted);
    margin-top: 12px;
}
.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}
.chips a {
    padding: 10px 20px;
    border-radius: 24px;
    background: var(--soft);
    border: 1px solid var(--line);
}
.product-section, .table-section {
    margin-bottom: 56px;
}
.faq {
    border-bottom: 1px solid var(--line);
}
.faq:first-child {
    border-top: 1px solid var(--line);
}
.faq summary {
    padding: 26px 40px 26px 8px;
    position: relative;
    font-size: 19px;
    font-weight: 700;
    list-style: none;
}
.faq summary::-webkit-details-marker {
    display: none;
}
.faq summary::after {
    content: "+";
    position: absolute;
    right: 12px;
    top: 24px;
    color: var(--accent);
}
.faq[open] summary::after {
    content: "−";
}
.faq > div {
    background: var(--soft);
    padding: 24px;
    line-height: 1.9;
}
.table-scroll {
    overflow-x: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
}
table {
    border-collapse: collapse;
    width: 100%;
    min-width: 600px;
    text-align: left;
    font-size: 15px;
}
th, td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--line);
}
thead {
    background: var(--soft);
}
.contact-band {
    background: #153b37;
    color: white;
    padding-block: 48px;
}
.contact-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 32px;
}
.contact-inner h2 {
    font-size: clamp(22px, 2.3vw, 30px);
    margin-bottom: 0;
}
.contact-inner .eyebrow {
    color: #8ddbbd;
}
.contact-inner > a {
    font-size: clamp(25px, 3vw, 38px);
    font-weight: 700;
    white-space: nowrap;
}
.site-footer {
    background: #102925;
    color: #b6c7c1;
    padding-block: 48px;
    font-size: 13px;
}
.footer-brand {
    display: inline-block;
    color: white;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}
.site-footer p {
    max-width: 760px;
    margin-top: 12px;
}
@media (max-width: 1100px) {
    .header-inner {
        min-height: 80px;
    }
    .menu-toggle {
        display: block;
    }
    #site-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        max-height: calc(100dvh - 80px);
        overflow-y: auto;
        border-bottom: 1px solid var(--line);
        padding: 12px 24px 24px;
    }
    #site-nav.open {
        display: block;
    }
    .nav-list {
        display: block;
    }
    .nav-row {
        justify-content: space-between;
        border-bottom: 1px solid var(--line);
    }
    .nav-row > a {
        padding: 14px 8px;
        flex: 1;
        font-size: 16px;
    }
    .submenu-toggle {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
    .submenu {
        position: static;
        width: 100%;
        box-shadow: none;
        border: 0;
        border-radius: 0;
        background: var(--soft);
    }
    .cards {
        gap: 16px;
    }
    .service-card {
        padding: 24px;
    }
}
@media (max-width: 700px) {
    .wrap {
        width: calc(100% - 40px);
    }
    .brand {
        font-size: 18px;
    }
    .brand-logo {
        width: 108px;
    }
    .brand-mark {
        width: 38px;
        height: 38px;
    }
    .header-inner {
        gap: 16px;
        min-height: 72px;
    }
    #site-nav {
        max-height: calc(100dvh - 72px);
    }
    .home-hero {
        min-height: 540px;
    }
    .home-hero > img {
        object-position: 60% center;
    }
    .home-hero::before {
        background: #0a262fa8;
    }
    .hero-content {
        padding-block: 64px;
    }
    .hero-content h1 {
        font-size: 43px;
    }
    .hero-content > p:not(.eyebrow) {
        font-size: 16px;
    }
    .section, .page-content {
        padding-block: 48px;
    }
    .page-hero {
        padding-block: 40px;
    }
    .cards, .two-columns {
        grid-template-columns: 1fr;
    }
    .service-card {
        padding: 28px;
    }
    .service-card img {
        height: 220px;
    }
    .service-number {
        font-size: 52px;
    }
    .info-card {
        padding: 24px;
    }
    .text-block {
        font-size: 16px;
    }
    .faq summary {
        font-size: 17px;
    }
    .faq > div {
        padding: 20px;
    }
    .media-card {
        padding: 8px;
    }
    .contact-inner {
        align-items: flex-start;
        flex-direction: column;
    }
}
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}