:root {
    --bg: #ffffff;
    --ink: #050505;
    --muted: #4b5563;
    --soft: #f7f8fa;
    --soft-2: #eef0f3;
    --line: #d9dde3;
    --dark: #050505;
    --dark-2: #15181c;
    --white: #ffffff;
    --measure: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: Inter, "Noto Sans KR", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::selection { background: var(--ink); color: var(--white); }

.topline {
    background: var(--dark);
    color: var(--white);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.wrap {
    width: var(--measure);
    margin: 0 auto;
}
.topline .wrap {
    display: flex;
    justify-content: space-between;
    gap: 28px;
    padding: 10px 0;
}
.site-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
}
.site-nav .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 86px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 18px;
}
.brand img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    filter: grayscale(1);
}
.brand-text {
    border-left: 2px solid var(--ink);
    padding-left: 18px;
}
.brand-text strong {
    display: block;
    font-size: 25px;
    line-height: .95;
    font-weight: 900;
    letter-spacing: -.045em;
    text-transform: uppercase;
}
.brand-text span {
    display: block;
    margin-top: 7px;
    color: var(--muted);
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .34em;
    text-transform: uppercase;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 26px;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.nav-links a {
    padding: 10px 0;
    border-bottom: 2px solid transparent;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] {
    border-color: var(--ink);
}

.hero {
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background:
        radial-gradient(circle at 78% 24%, rgba(0,0,0,.045), transparent 30%),
        linear-gradient(135deg, #fff 0%, #fff 55%, #f7f8fa 100%);
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 8px;
    background: var(--dark);
}
.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 44px;
    min-height: 650px;
    padding: 104px 0 90px 40px;
    align-items: end;
}
.hero-grid-simple {
    grid-template-columns: 1fr;
}
.hero-grid-simple h1 {
    max-width: 940px;
}
.hero-grid-simple .lead {
    max-width: 760px;
}
.eyebrow {
    display: inline-flex;
    gap: 14px;
    align-items: center;
    margin-bottom: 28px;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .28em;
    text-transform: uppercase;
}
.eyebrow::before {
    content: "";
    width: 5px;
    height: 25px;
    background: var(--ink);
}
.hero h1 {
    margin: 0;
    max-width: 890px;
    font-size: 92px;
    line-height: .88;
    font-weight: 950;
    letter-spacing: -.07em;
    text-transform: uppercase;
}
.lead {
    max-width: 720px;
    margin: 34px 0 0;
    padding-top: 28px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 24px;
    line-height: 1.45;
    font-weight: 350;
}
.hero-actions {
    display: flex;
    gap: 16px;
    margin-top: 34px;
}
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 22px;
    border: 1px solid var(--ink);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.button.primary { background: var(--ink); color: var(--white); }
.button:hover { background: var(--ink); color: var(--white); }
.hero-card {
    border: 1px solid var(--line);
    background: rgba(255,255,255,.88);
    box-shadow: 0 24px 60px rgba(0,0,0,.08);
}
.hero-stat {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 20px;
    padding: 25px;
    border-bottom: 1px solid var(--line);
}
.hero-stat:last-child { border-bottom: 0; }
.hero-stat span {
    display: block;
    color: var(--muted);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .18em;
    text-transform: uppercase;
}
.hero-stat strong {
    display: block;
    margin-top: 8px;
    font-size: 17px;
    line-height: 1.08;
    font-weight: 900;
    text-transform: uppercase;
}
.hero-stat b {
    font-size: 39px;
    line-height: 1;
    font-weight: 950;
}

.section {
    padding: 86px 0;
    border-bottom: 1px solid var(--line);
}
.section.soft { background: var(--soft); }
.section.dark {
    background: var(--dark);
    color: var(--white);
}
.section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 60px;
    margin-bottom: 52px;
    padding-bottom: 26px;
    border-bottom: 1px solid var(--line);
}
.section.dark .section-head { border-color: #374151; }
.kicker {
    display: block;
    margin-bottom: 14px;
    color: var(--muted);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .18em;
    text-transform: uppercase;
}
.section.dark .kicker { color: #d1d5db; }
.section h2 {
    margin: 0;
    font-size: 44px;
    line-height: .95;
    font-weight: 950;
    letter-spacing: -.055em;
    text-transform: uppercase;
}
.section-copy {
    max-width: 420px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.6;
}
.section.dark .section-copy { color: #d1d5db; }

.marquee-container {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    width: 100%;
    padding: 10px 0;
}
.marquee-container::before,
.marquee-container::after {
    content: "";
    position: absolute;
    top: 0;
    z-index: 2;
    width: 96px;
    height: 100%;
    pointer-events: none;
}
.marquee-container::before {
    left: 0;
    background: linear-gradient(90deg, #fff, rgba(255,255,255,0));
}
.marquee-container::after {
    right: 0;
    background: linear-gradient(270deg, #fff, rgba(255,255,255,0));
}
@keyframes scroll-marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
.marquee-track {
    display: inline-flex;
    gap: 38px;
    width: max-content;
    animation: scroll-marquee 48s linear infinite;
}
.marquee-container:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
    flex: 0 0 auto;
    width: 190px;
    height: 278px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 0;
    transition: transform .25s ease;
}
.marquee-item:hover {
    transform: translateY(-6px);
}
.marquee-item img {
    max-height: 238px;
    width: auto;
    object-fit: contain;
    box-shadow: 0 16px 32px rgba(0,0,0,.12);
}

.journal-group {
    display: grid;
    grid-template-columns: 245px 1fr;
    gap: 42px;
    margin-bottom: 52px;
}
.journal-group-title {
    border-left: 4px solid var(--ink);
    padding-left: 22px;
}
.journal-group-title h3 {
    margin: 0 0 12px;
    font-size: 23px;
    line-height: 1.05;
    font-weight: 950;
    letter-spacing: -.035em;
    text-transform: uppercase;
}
.journal-group-title p {
    margin: 0;
    color: var(--muted);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .15em;
    text-transform: uppercase;
}
.journal-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}
.journal-card {
    min-height: 360px;
    display: flex;
    flex-direction: column;
    padding: 24px;
    background: var(--white);
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    transition: border-color .2s ease, background .2s ease;
}
.journal-card:hover {
    border-color: var(--ink);
    background: #fff;
}
.journal-meta {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 14px;
    margin-bottom: 20px;
}
.tag {
    display: inline-flex;
    background: var(--ink);
    color: var(--white);
    padding: 6px 8px;
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.issn {
    color: var(--muted);
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.journal-cover {
    height: 142px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}
.journal-cover img {
    max-height: 142px;
    width: auto;
    object-fit: contain;
    box-shadow: 0 8px 18px rgba(0,0,0,.12);
}
.journal-card h4 {
    margin: 0 0 24px;
    font-size: 17px;
    line-height: 1.18;
    font-weight: 850;
}
.journal-links {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--line);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}
.feature-card {
    min-height: 250px;
    padding: 32px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--white);
}
.feature-card span {
    color: var(--muted);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .18em;
    text-transform: uppercase;
}
.feature-card h3 {
    margin: 42px 0 18px;
    font-size: 25px;
    line-height: 1.02;
    font-weight: 950;
    letter-spacing: -.04em;
    text-transform: uppercase;
}
.feature-card p {
    margin: 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.62;
}
.split {
    display: grid;
    grid-template-columns: .95fr 1.05fr;
    gap: 70px;
    align-items: start;
}
.text-block {
    color: var(--muted);
    font-size: 18px;
    line-height: 1.7;
}
.text-block p { margin: 0 0 20px; }
.fact-list {
    border: 1px solid var(--line);
    background: var(--white);
}
.fact-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 22px;
    padding: 26px;
    border-bottom: 1px solid var(--line);
}
.fact-row:last-child { border-bottom: 0; }
.fact-row span {
    color: var(--muted);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.fact-row strong {
    display: block;
    margin-top: 8px;
    font-size: 19px;
    font-weight: 900;
    text-transform: uppercase;
}
.fact-row b {
    font-size: 38px;
    line-height: 1;
    font-weight: 950;
}

.policy-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 58px;
    padding: 58px 0;
    border-bottom: 1px solid var(--line);
}
.policy-layout:last-child { border-bottom: 0; }
.policy-layout h2 {
    font-size: 25px;
}
.policy-number {
    display: block;
    margin-bottom: 18px;
    color: #cfd3d9;
    font-size: 72px;
    line-height: .85;
    font-weight: 950;
    letter-spacing: -.07em;
}
.policy-body {
    color: var(--muted);
    font-size: 18px;
    line-height: 1.68;
}
.policy-body p { margin: 0 0 18px; }
.policy-body ul {
    margin: 22px 0 0;
    padding-left: 20px;
}
.policy-body li { margin: 12px 0; }
.note {
    margin-top: 24px;
    border-left: 4px solid var(--ink);
    background: var(--soft);
    padding: 20px 24px;
    color: var(--ink);
    font-size: 13px;
    font-weight: 700;
    line-height: 1.6;
}

.site-footer {
    background: var(--dark);
    color: var(--white);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr 1fr;
    gap: 58px;
    padding: 70px 0 46px;
}
.site-footer h3,
.site-footer h4 {
    margin: 0;
    color: var(--white);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .14em;
    text-transform: uppercase;
}
.site-footer h3 {
    font-size: 28px;
    letter-spacing: -.04em;
}
.site-footer .sub {
    margin: 8px 0 24px;
    color: #d1d5db;
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .33em;
    text-transform: uppercase;
}
.site-footer p,
.site-footer a {
    color: #d1d5db;
    font-size: 12px;
    line-height: 1.75;
}
.site-footer p {
    max-width: 350px;
    border-left: 2px solid var(--white);
    padding-left: 16px;
}
.site-footer h4 {
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid #374151;
}
.site-footer ul {
    margin: 0;
    padding: 0;
    list-style: none;
}
.site-footer li + li { margin-top: 12px; }
.site-footer a:hover { color: var(--white); }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    border-top: 1px solid #374151;
    padding: 24px 0 34px;
    color: #d1d5db;
    font-size: 10px;
    letter-spacing: .08em;
    text-transform: uppercase;
}