:root {
    --bg: #1a222c;
    --surface: #232d38;
    --surface-2: #2c3744;
    --line: rgba(255, 255, 255, 0.17);
    --line-gold: rgba(215, 169, 74, 0.32);
    --gold: #d7a94a;
    --gold-light: #f3d487;
    --ivory: #f2eee5;
    --muted: #c2bdb4;
    --danger: #e55a5a;
    --shell: 1240px;
    --header-height: 82px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
    margin: 0;
    color: var(--ivory);
    background: var(--bg);
    font-family: "Pretendard", "Noto Sans KR", "Malgun Gothic", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.65;
    word-break: keep-all;
    -webkit-font-smoothing: antialiased;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: 1000;
    pointer-events: none;
    content: "";
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.12'/%3E%3C/svg%3E");
    opacity: 0.05;
}

img {
    display: block;
    max-width: 100%;
}

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

button,
a {
    -webkit-tap-highlight-color: transparent;
}

.shell {
    width: min(calc(100% - 48px), var(--shell));
    margin-inline: auto;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.overline {
    margin: 0 0 18px;
    color: var(--gold-light);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.24em;
}

.site-header {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 100;
    height: var(--header-height);
    border-bottom: 1px solid transparent;
    transition: background 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled,
.page-keyboard .site-header,
.page-defender .site-header {
    background: rgba(21, 28, 36, 0.9);
    border-bottom-color: var(--line);
    backdrop-filter: blur(14px);
}

.site-header__inner {
    display: grid;
    grid-template-columns: 180px 1fr;
    align-items: center;
    height: 100%;
    gap: 28px;
}

.brand {
    display: inline-flex;
    align-items: center;
    width: 144px;
    height: 48px;
}

.brand img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.site-nav {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: clamp(18px, 2.2vw, 34px);
}

.site-nav a {
    position: relative;
    padding: 28px 0 24px;
    color: rgba(255, 255, 255, 0.74);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.site-nav a::after {
    position: absolute;
    right: 0;
    bottom: 18px;
    left: 0;
    height: 1px;
    content: "";
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 160ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
    color: #fff;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    padding: 8px;
    border: 0;
    background: transparent;
}

.menu-toggle > span:not(.sr-only) {
    display: block;
    width: 24px;
    height: 1px;
    margin: 5px 0;
    background: #fff;
    transition: transform 160ms ease, opacity 160ms ease;
}

.hero {
    position: relative;
    min-height: 880px;
    overflow: hidden;
    background: #171e27;
}

.hero__backdrop,
.subhero__backdrop,
.world-callout__backdrop {
    position: absolute;
    inset: 0;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.hero--home .hero__backdrop {
    background-image:
        linear-gradient(90deg, rgba(18, 24, 31, 0.82) 0%, rgba(18, 24, 31, 0.55) 35%, rgba(18, 24, 31, 0.02) 75%),
        linear-gradient(0deg, #1a222c 0%, rgba(26, 34, 44, 0) 33%),
        url('../images/backgrounds/hero-classic.jpg');
    background-position: center, center, 58% center;
}

.hero__backdrop::after {
    position: absolute;
    inset: 0;
    content: "";
    background: radial-gradient(circle at 68% 38%, rgba(222, 175, 75, 0.1), transparent 28%);
}

.hero--home .hero__backdrop {
    filter: brightness(1.1);
}

.hero__content {
    position: relative;
    z-index: 2;
    padding-top: 230px;
}

.hero h1,
.subhero h1,
.guide-hero h1,
.section-heading h2,
.world-callout h2,
.guide-end h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", "Noto Serif KR", serif;
    font-weight: 500;
    line-height: 1.12;
    letter-spacing: -0.055em;
}

.hero h1 {
    max-width: 780px;
    font-size: clamp(54px, 6.2vw, 90px);
}

.hero h1 span {
    color: var(--gold-light);
    text-shadow: 0 0 38px rgba(207, 153, 49, 0.24);
}

.hero__lead {
    margin: 28px 0 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 18px;
    line-height: 1.9;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 42px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 194px;
    min-height: 58px;
    padding: 14px 24px;
    border: 1px solid transparent;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.01em;
    transition: transform 160ms ease, color 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button--gold {
    color: #0a0b0d;
    background: linear-gradient(135deg, var(--gold-light), #bd8427);
    box-shadow: 0 16px 45px rgba(185, 126, 30, 0.18);
}

.button--ghost {
    border-color: rgba(255, 255, 255, 0.32);
    color: #fff;
    background: rgba(6, 7, 9, 0.28);
    backdrop-filter: blur(6px);
}

.button--ghost:hover {
    border-color: var(--gold);
    color: var(--gold-light);
}

.hero__rail {
    position: absolute;
    right: 0;
    bottom: 34px;
    left: 0;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(2, minmax(220px, 310px));
    justify-content: end;
    gap: 1px;
}

.version-card {
    display: grid;
    padding: 22px 26px;
    border: 1px solid var(--line);
    background: rgba(9, 10, 12, 0.74);
    backdrop-filter: blur(10px);
}

.version-card span,
.version-card small {
    color: var(--muted);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.16em;
}

.version-card strong {
    margin: 4px 0 1px;
    color: #fff;
    font-family: Georgia, serif;
    font-size: 20px;
    letter-spacing: 0.05em;
}

.version-card.is-current {
    border-color: var(--line-gold);
}

.version-card.is-current span,
.version-card.is-current strong {
    color: var(--gold-light);
}

.version-card.is-next {
    opacity: 0.54;
}

.section {
    padding: 126px 0;
}

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

.section-heading {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.55fr);
    align-items: end;
    gap: 70px;
    margin-bottom: 62px;
}

.section-heading .overline {
    grid-column: 1 / -1;
    margin-bottom: -44px;
}

.section-heading h2 {
    font-size: clamp(42px, 5vw, 68px);
}

.section-heading > p:not(.overline),
.section-heading--row > p {
    margin: 0 0 7px;
    color: var(--muted);
    font-size: 17px;
}

.section-heading--row > div .overline {
    margin-bottom: 18px;
}

.section-heading--row > div h2 {
    font-size: clamp(42px, 5vw, 68px);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}

.feature-card {
    min-height: 350px;
    padding: 38px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), transparent 70%);
    transition: background 180ms ease, border-color 180ms ease;
}

.feature-card:hover {
    border-color: var(--line-gold);
    background: linear-gradient(145deg, rgba(216, 169, 74, 0.09), transparent 72%);
}

.feature-card--lead {
    grid-column: 1 / -1;
    min-height: 390px;
    padding: 54px;
    background: linear-gradient(115deg, rgba(208, 155, 54, 0.13), rgba(255, 255, 255, 0.015) 55%, transparent);
}

.feature-card__top {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    color: var(--muted);
    font-size: 11px;
    letter-spacing: 0.12em;
}

.feature-card__top span {
    color: var(--gold);
    font-weight: 700;
}

.feature-card h3 {
    margin: 42px 0 18px;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 34px;
    font-weight: 500;
    line-height: 1.2;
}

.feature-card--lead h3 {
    margin-top: 58px;
    font-size: clamp(42px, 4vw, 58px);
}

.feature-card p {
    max-width: 760px;
    margin: 0;
    color: var(--muted);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0;
    margin: 28px 0 0;
    list-style: none;
}

.tag-list li {
    padding: 7px 11px;
    border: 1px solid var(--line);
    color: #c8c4bb;
    font-size: 12px;
}

.systems-heading {
    margin: 120px 0 48px;
}

.systems-heading h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", "Noto Serif KR", serif;
    font-size: clamp(38px, 4vw, 58px);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.05em;
}

.system-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}

.system-card {
    min-height: 310px;
    padding: 34px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.035);
    transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.system-card:hover {
    z-index: 1;
    border-color: var(--line-gold);
    background: rgba(215, 169, 74, 0.08);
    transform: translateY(-3px);
}

.system-card .overline {
    margin-bottom: 24px;
    font-size: 10px;
}

.system-card h3 {
    margin: 0 0 14px;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 28px;
    font-weight: 500;
    line-height: 1.25;
}

.system-card > p:not(.overline) {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.world-callout {
    position: relative;
    min-height: 670px;
    overflow: hidden;
}

.world-callout__backdrop {
    background-image:
        linear-gradient(90deg, rgba(23, 30, 39, 0.72) 0%, rgba(23, 30, 39, 0.3) 45%, rgba(23, 30, 39, 0.02)),
        linear-gradient(0deg, rgba(26, 34, 44, 0.82) 0%, transparent 30%, transparent 70%, rgba(26, 34, 44, 0.82) 100%),
        url('../images/backgrounds/world.jpg');
    background-position: center, center, 66% center;
}

.world-callout__backdrop {
    filter: brightness(1.28);
}

.world-callout__inner {
    position: relative;
    z-index: 2;
    padding-top: 155px;
}

.world-callout h2,
.guide-end h2 {
    font-size: clamp(44px, 5vw, 70px);
}

.world-callout__inner > p:not(.overline) {
    margin: 24px 0 34px;
    color: var(--muted);
    font-size: 18px;
}

.quick-guide {
    padding-top: 38px;
}

.quick-guide--download {
    padding-top: 20px;
}

.quick-guide__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}

.support-card {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 26px;
    min-height: 285px;
    padding: 42px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.015);
    transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.support-card:hover {
    z-index: 1;
    border-color: var(--line-gold);
    background: rgba(215, 169, 74, 0.07);
    transform: translateY(-3px);
}

.support-card > span {
    color: var(--gold);
    font-family: Georgia, serif;
    font-size: 44px;
    line-height: 1;
    opacity: 0.58;
}

.support-card h3 {
    margin: 0 0 12px;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 29px;
    font-weight: 500;
}

.support-card div > p:not(.overline) {
    margin: 0 0 22px;
    color: var(--muted);
}

.support-card__link,
.text-link {
    color: var(--gold-light);
    font-size: 14px;
    font-weight: 700;
}

.subhero {
    position: relative;
    min-height: 510px;
    overflow: hidden;
}

.subhero--download .subhero__backdrop {
    background-image:
        linear-gradient(90deg, rgba(18, 24, 31, 0.8), rgba(18, 24, 31, 0.36) 50%, rgba(18, 24, 31, 0.08)),
        linear-gradient(0deg, #1a222c, transparent 45%),
        url('../images/backgrounds/download.jpg');
    background-position: center, center, center 28%;
}

.subhero--download .subhero__backdrop {
    filter: brightness(1.15);
}

.subhero__content {
    position: relative;
    z-index: 2;
    padding-top: 210px;
}

.subhero h1,
.guide-hero h1 {
    font-size: clamp(48px, 5.4vw, 76px);
}

.subhero__content > p:last-child,
.guide-hero__inner > p:not(.overline) {
    margin: 18px 0 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 18px;
}

.board-hero {
    position: relative;
    min-height: 380px;
    overflow: hidden;
}

.board-hero__backdrop {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(90deg, rgba(18, 24, 31, 0.58), rgba(18, 24, 31, 0.18) 58%, rgba(18, 24, 31, 0.12)),
        linear-gradient(0deg, var(--bg), transparent 58%),
        url('../images/backgrounds/world.jpg');
    background-position: center, center, center 58%;
    background-size: cover;
    filter: brightness(1.22);
}

.board-hero__content {
    position: relative;
    z-index: 2;
    padding-top: 185px;
}

.board-hero h1 {
    margin: 0;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: clamp(48px, 5vw, 70px);
    font-weight: 500;
}

.board-hero__content > p:last-child {
    margin: 14px 0 0;
    color: rgba(255, 255, 255, 0.78);
    font-size: 17px;
}

.board-hero--compact {
    min-height: 300px;
}

.board-hero--compact .board-hero__content {
    padding-top: 155px;
}

.board-section {
    padding-top: 74px;
}

.board-section--launcher {
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 28px);
    background:
        radial-gradient(circle at 72% 28%, rgba(50, 64, 78, 0.22), transparent 42%),
        var(--bg);
}

.launcher-board {
    overflow: hidden;
    border: 1px solid rgba(52, 53, 56, 0.92);
    background: rgba(18, 19, 19, 0.995);
    box-shadow: 0 26px 70px rgba(0, 0, 0, 0.18);
}

.launcher-board__toolbar {
    display: flex;
    min-height: 72px;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(52, 53, 56, 0.86);
}

.launcher-board__sort {
    display: flex;
    width: 150px;
    height: 48px;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    border: 1px solid #343538;
    color: #f0ede7;
    background: #17191d;
    font-size: 14px;
}

.launcher-board__sort span {
    color: #8d9199;
    font-size: 12px;
}

.launcher-board__search {
    display: grid;
    width: min(100%, 445px);
    height: 48px;
    grid-template-columns: 138px 1fr 52px;
    border: 1px solid #343538;
    background: #17191d;
}

.launcher-board__search-scope {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 15px;
    border-right: 1px solid #343538;
    color: #f0ede7;
    font-size: 14px;
}

.launcher-board__search-scope b {
    color: #8d9199;
    font-size: 11px;
    font-weight: 400;
}

.launcher-board__search input {
    min-width: 0;
    padding: 0 13px;
    border: 0;
    outline: 0;
    color: #f0ede7;
    background: #1f2125;
    font: inherit;
}

.launcher-board__search button {
    position: relative;
    border: 0;
    border-left: 1px solid #343538;
    color: #8d9199;
    background: transparent;
    cursor: pointer;
}

.launcher-board__search button span {
    position: absolute;
    top: 14px;
    left: 16px;
    width: 15px;
    height: 15px;
    border: 2px solid currentColor;
    border-radius: 50%;
}

.launcher-board__search button span::after {
    position: absolute;
    right: -6px;
    bottom: -4px;
    width: 7px;
    height: 2px;
    content: '';
    background: currentColor;
    transform: rotate(45deg);
    transform-origin: left center;
}

.launcher-board__event-legend {
    display: flex;
    gap: 10px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(52, 53, 56, 0.86);
}

.launcher-board__event-legend span {
    padding: 6px 13px;
    border: 1px solid #343538;
    border-radius: 4px;
    font-size: 12px;
}

.launcher-board__event-legend .is-upcoming {
    color: #ff6464;
}

.launcher-board__event-legend .is-active-event {
    color: #ffd54a;
}

.launcher-board__event-legend .is-ended {
    color: #8d9199;
}

.launcher-board__columns {
    display: grid;
    grid-template-columns: minmax(390px, 0.9fr) minmax(0, 1.45fr);
    height: clamp(560px, calc(100vh - 210px), 780px);
}

.launcher-board__list-pane {
    display: flex;
    min-width: 0;
    min-height: 0;
    flex-direction: column;
    border-right: 1px solid rgba(52, 53, 56, 0.86);
}

.launcher-board__detail-pane {
    min-width: 0;
    min-height: 0;
    overflow-y: auto;
    background: rgba(15, 16, 17, 0.38);
    scrollbar-color: #55585e transparent;
    scrollbar-width: thin;
}

.board-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-bottom: 28px;
    border: 1px solid var(--line);
}

.board-tabs a {
    padding: 18px 20px;
    border-right: 1px solid var(--line);
    color: var(--muted);
    text-align: center;
    font-weight: 700;
    transition: color 160ms ease, background 160ms ease;
}

.board-tabs a:last-child {
    border-right: 0;
}

.board-tabs a:hover,
.board-tabs a.is-active {
    color: var(--gold-light);
    background: rgba(215, 169, 74, 0.1);
}

.board-list {
    flex: 1 1 auto;
    min-height: 360px;
    overflow-y: auto;
    scrollbar-color: #55585e transparent;
    scrollbar-width: thin;
}

.board-row {
    position: relative;
    display: block;
    min-height: 92px;
    padding: 11px 18px 10px;
    border-bottom: 1px solid rgba(52, 53, 56, 0.86);
    transition: background 140ms ease;
}

.board-row:last-child {
    border-bottom: 0;
}

.board-row:hover {
    background: rgba(51, 43, 37, 0.96);
}

.board-row.is-selected {
    background: rgba(51, 43, 37, 0.96);
}

.board-row.is-selected::before,
.board-row.is-pinned::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 3px;
    content: '';
    background: #b97849;
}

.board-row.is-pinned:not(.is-selected) {
    background: rgba(37, 29, 24, 0.98);
}

.board-row__notice {
    display: inline-grid;
    width: 45px;
    height: 25px;
    margin-right: 10px;
    place-items: center;
    border-radius: 3px;
    color: #fff;
    background: #b97849;
    font-size: 12px;
}

.board-row__dot {
    display: inline-block;
    width: 14px;
    color: #ff6464;
    font-size: 18px;
}

.board-row__title {
    display: inline-block;
    max-width: calc(100% - 76px);
    overflow: hidden;
    color: #f0ede7;
    font-size: 15px;
    font-weight: 500;
    text-overflow: ellipsis;
    vertical-align: middle;
    white-space: nowrap;
}

.board-row.is-upcoming .board-row__title {
    color: #ff6464;
}

.board-row.is-active-event .board-row__title {
    color: #ffd54a;
}

.board-row.is-ended .board-row__title {
    color: #8d9199;
}

.board-row__meta {
    display: flex;
    height: 28px;
    margin-top: 13px;
    align-items: center;
    gap: 13px;
    color: #8d9199;
    font-size: 11px;
}

.board-row__meta img,
.launcher-post__meta img {
    width: 61px;
    height: 20px;
    object-fit: contain;
    object-position: left center;
}

.board-row__meta b {
    max-width: 110px;
    overflow: hidden;
    color: #d8d5cf;
    font-weight: 500;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.board-empty {
    padding: 90px 24px;
    text-align: center;
}

.board-empty h2 {
    margin: 0 0 8px;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 30px;
    font-weight: 500;
}

.board-empty p {
    margin: 0;
    color: var(--muted);
}

.board-empty--detail .text-link {
    display: inline-block;
    margin-top: 24px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 34px;
}

.pagination--launcher {
    flex: 0 0 auto;
    min-height: 64px;
    margin-top: 0;
    align-items: center;
    border-top: 1px solid rgba(52, 53, 56, 0.86);
}

.pagination a {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid var(--line);
    color: var(--muted);
    font-size: 13px;
}

.pagination a:hover,
.pagination a.is-active {
    border-color: var(--gold);
    color: var(--gold-light);
    background: rgba(215, 169, 74, 0.08);
}

.board-post {
    max-width: 1040px;
    margin: 0 auto;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.025);
}

.board-post__header {
    padding: 50px 56px 42px;
    border-bottom: 1px solid var(--line);
}

.board-post__label {
    margin-bottom: 12px;
    color: var(--gold-light);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.board-post__header h1 {
    margin: 0 0 16px;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: clamp(30px, 4vw, 48px);
    font-weight: 500;
    line-height: 1.35;
}

.board-post__header time {
    color: var(--muted);
    font-size: 13px;
}

.board-post__content {
    padding: 56px;
    color: #ddd9d1;
    line-height: 1.85;
}

.board-detail-empty {
    display: grid;
    min-height: 560px;
    place-items: center;
    color: #8d9199;
    font-size: 14px;
}

.launcher-post__header {
    padding: 28px 34px 24px;
    border-bottom: 1px solid rgba(52, 53, 56, 0.86);
}

.launcher-post__header h2 {
    margin: 0 0 15px;
    color: #f0ede7;
    font-size: 21px;
    font-weight: 600;
    line-height: 1.45;
}

.launcher-post__meta {
    display: flex;
    align-items: center;
    gap: 14px;
    color: #8d9199;
    font-size: 12px;
}

.launcher-post__content {
    min-height: 480px;
    padding: 34px;
}

.board-post__content > :first-child {
    margin-top: 0;
}

.board-post__content h1,
.board-post__content h2,
.board-post__content h3,
.board-post__content h4 {
    margin: 1.8em 0 0.65em;
    color: var(--ivory);
    font-family: Georgia, "Noto Serif KR", serif;
    line-height: 1.4;
}

.board-post__content img {
    width: auto;
    max-width: 100%;
    height: auto;
    margin: 28px auto;
}

.board-post__content table {
    width: 100%;
    margin: 28px 0;
    border-collapse: collapse;
}

.board-post__content th,
.board-post__content td {
    padding: 13px 15px;
    border: 1px solid var(--line);
    text-align: left;
}

.board-post__content th {
    color: var(--gold-light);
    background: rgba(215, 169, 74, 0.08);
}

.board-post__content a {
    color: var(--gold-light);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.board-post__footer {
    display: flex;
    justify-content: center;
    padding: 30px 56px;
    border-top: 1px solid var(--line);
}

.download-main {
    padding-top: 82px;
}

.download-panel {
    display: grid;
    grid-template-columns: 1fr minmax(360px, 0.65fr);
    align-items: center;
    gap: 60px;
    padding: 54px;
    border: 1px solid var(--line-gold);
    background: linear-gradient(120deg, rgba(214, 168, 73, 0.1), rgba(255, 255, 255, 0.02));
}

.download-panel h2 {
    margin: 0 0 14px;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 500;
}

.download-panel__copy > p:not(.overline) {
    max-width: 610px;
    margin: 0;
    color: var(--muted);
}

.download-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
}

.download-meta span {
    padding: 7px 11px;
    border: 1px solid var(--line);
    color: #c7c3bb;
    font-size: 12px;
}

.download-button {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 118px;
    padding: 20px;
    border: 1px solid #efc359;
    border-radius: 2px;
    color: var(--gold-light);
    background: linear-gradient(180deg, rgba(53, 53, 53, 0.96), #050505 58%);
    box-shadow: inset 0 0 0 4px #0a0a0a, inset 0 0 0 5px rgba(239, 195, 89, 0.5), 0 18px 48px rgba(0, 0, 0, 0.35);
    overflow: hidden;
    transition: transform 160ms ease, box-shadow 160ms ease;
}

.download-button::before {
    position: absolute;
    right: 9px;
    bottom: 9px;
    left: 9px;
    height: 1px;
    content: "";
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.download-button:hover {
    transform: translateY(-3px);
    box-shadow: inset 0 0 0 4px #0a0a0a, inset 0 0 0 5px rgba(239, 195, 89, 0.75), 0 22px 55px rgba(191, 130, 34, 0.17);
}

.download-button span {
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.download-button small {
    margin-top: 5px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 10px;
    letter-spacing: 0.18em;
}

.notice-bar {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 22px;
    margin-top: 18px;
    padding: 19px 24px;
    border: 1px solid var(--line);
    color: var(--muted);
    background: rgba(255, 255, 255, 0.02);
    font-size: 14px;
}

.notice-bar strong {
    color: #fff;
}

.notice-bar a {
    color: var(--gold-light);
    font-weight: 700;
}

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

.step-card {
    position: relative;
    padding: 20px 20px 30px;
    border: 1px solid var(--line);
    background: #222b36;
}

.step-card__number {
    position: absolute;
    top: 4px;
    left: 12px;
    z-index: 2;
    color: var(--gold-light);
    font-family: Georgia, serif;
    font-size: 54px;
    line-height: 1;
    text-shadow: 0 3px 18px #000;
}

.step-card__image {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 16 / 11;
    margin-bottom: 26px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: #181a1e;
}

.step-card__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.step-card h3 {
    margin: 0 0 8px;
    font-size: 20px;
}

.step-card p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.step-card strong {
    color: var(--gold-light);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.spec-card {
    position: relative;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.02);
}

.spec-card--recommended {
    border-color: var(--line-gold);
    background: linear-gradient(145deg, rgba(215, 169, 74, 0.09), rgba(255, 255, 255, 0.02));
}

.spec-card__badge {
    position: absolute;
    top: 0;
    right: 0;
    padding: 7px 10px;
    color: #0b0c0e;
    background: var(--gold);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.1em;
}

.spec-card h3 {
    padding: 25px 28px;
    margin: 0;
    border-bottom: 1px solid var(--line);
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 27px;
    font-weight: 500;
}

.spec-card dl {
    margin: 0;
}

.spec-card dl div {
    display: grid;
    grid-template-columns: 132px 1fr;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.spec-card dl div:last-child {
    border-bottom: 0;
}

.spec-card dt,
.spec-card dd {
    padding: 17px 20px;
    margin: 0;
}

.spec-card dt {
    color: var(--muted);
    background: rgba(255, 255, 255, 0.045);
}

.spec-card dd {
    text-align: right;
}

.driver-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-top: 66px;
    background: var(--line);
}

.driver-card {
    display: flex;
    flex-direction: column;
    min-height: 230px;
    padding: 38px;
    background: var(--surface);
    transition: background 160ms ease;
}

.driver-card:hover {
    background: #1b1a17;
}

.driver-card span {
    color: var(--gold);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.18em;
}

.driver-card strong {
    margin-top: 24px;
    font-family: Georgia, serif;
    font-size: 38px;
    font-weight: 500;
}

.driver-card small {
    margin-top: auto;
    color: var(--muted);
}

.guide-hero {
    position: relative;
    padding: 200px 0 88px;
    border-bottom: 1px solid var(--line);
    background:
        radial-gradient(circle at 72% 40%, rgba(213, 165, 67, 0.16), transparent 26%),
        linear-gradient(115deg, #1a222c 10%, #303b49);
}

.guide-hero::after {
    position: absolute;
    right: 7vw;
    bottom: -70px;
    color: rgba(255, 255, 255, 0.025);
    content: "N";
    font-family: Georgia, serif;
    font-size: 330px;
    line-height: 1;
}

.guide-hero--security::after {
    content: "+";
}

.guide-hero__inner {
    position: relative;
    z-index: 2;
}

.guide-hero .text-link {
    display: inline-flex;
    margin-top: 24px;
}

.guide-layout {
    display: grid;
    grid-template-columns: minmax(250px, 0.36fr) minmax(0, 1fr);
    align-items: start;
    gap: 70px;
}

.guide-aside {
    position: sticky;
    top: 120px;
    padding-top: 12px;
}

.guide-aside > span {
    color: var(--gold);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.18em;
}

.guide-aside h2 {
    margin: 20px 0 18px;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 38px;
    font-weight: 500;
    line-height: 1.25;
}

.guide-aside p {
    margin: 0;
    color: var(--muted);
}

.guide-steps {
    display: grid;
    gap: 22px;
}

.guide-step {
    border: 1px solid var(--line);
    background: var(--surface);
}

.guide-step__copy {
    position: relative;
    padding: 34px 38px;
}

.guide-step__copy > span {
    position: absolute;
    top: 26px;
    right: 30px;
    color: rgba(215, 169, 74, 0.32);
    font-family: Georgia, serif;
    font-size: 42px;
}

.guide-step h3 {
    margin: 0 72px 10px 0;
    font-family: Georgia, "Noto Serif KR", serif;
    font-size: 26px;
    font-weight: 500;
}

.guide-step p {
    margin: 0;
    color: var(--muted);
}

.guide-step__image {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 170px;
    padding: 28px;
    border-top: 1px solid var(--line);
    background: #e8e8e8;
}

.guide-step__image img {
    width: min(100%, 560px);
    max-width: 100%;
    max-height: 440px;
    height: auto;
    object-fit: contain;
}

.safety-note {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 24px;
    padding: 24px 28px;
    margin-bottom: 70px;
    border: 1px solid rgba(229, 90, 90, 0.4);
    background: rgba(229, 90, 90, 0.06);
}

.safety-note strong {
    color: #ff9898;
}

.safety-note p {
    margin: 0;
    color: #c8c4bc;
}

.safety-note b {
    color: #fff;
}

.guide-end {
    padding: 96px 0;
    border-top: 1px solid var(--line);
    background: linear-gradient(110deg, rgba(213, 165, 67, 0.1), transparent 45%);
}

.guide-end__inner {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 40px;
}

.guide-end h2 {
    font-size: clamp(38px, 4.5vw, 58px);
}

.site-footer {
    padding: 56px 0;
    border-top: 1px solid var(--line);
    color: #77746e;
    background: #131a22;
}

.site-footer__inner {
    display: grid;
    grid-template-columns: 120px 1fr auto auto;
    align-items: center;
    gap: 30px;
}

.footer-brand {
    width: 100px;
}

.site-footer p {
    margin: 0;
    font-size: 12px;
}

.footer-links {
    display: flex;
    gap: 20px;
    font-size: 12px;
}

.footer-links a:hover {
    color: var(--gold-light);
}

.site-footer__copy {
    text-align: right;
}

.reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

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

    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

@media (max-width: 960px) {
    :root {
        --header-height: 72px;
    }

    .site-header__inner {
        grid-template-columns: 1fr auto;
    }

    .menu-toggle {
        display: block;
    }

    .menu-toggle.is-open > span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .menu-toggle.is-open > span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.is-open > span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .site-nav {
        position: fixed;
        top: var(--header-height);
        right: 0;
        left: 0;
        display: grid;
        gap: 0;
        padding: 14px 24px 24px;
        border-bottom: 1px solid var(--line);
        background: rgba(21, 28, 36, 0.98);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition: opacity 160ms ease, transform 160ms ease;
    }

    .site-nav.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .site-nav a {
        padding: 13px 0;
    }

    .site-nav a::after {
        bottom: 8px;
    }

    .board-hero {
        min-height: 330px;
    }

    .board-hero__content {
        padding-top: 150px;
    }

    .board-hero--compact {
        min-height: 260px;
    }

    .board-hero--compact .board-hero__content {
        padding-top: 130px;
    }

    .launcher-board__columns {
        grid-template-columns: 1fr;
        height: auto;
    }

    .launcher-board__list-pane {
        max-height: 690px;
        border-right: 0;
        border-bottom: 1px solid rgba(52, 53, 56, 0.86);
    }

    .launcher-board__detail-pane {
        max-height: none;
        overflow: visible;
    }

    .hero {
        min-height: 820px;
    }

    .hero--home .hero__backdrop {
        background-image:
            linear-gradient(90deg, rgba(18, 24, 31, 0.8), rgba(18, 24, 31, 0.12)),
            linear-gradient(0deg, #1a222c 0%, rgba(26, 34, 44, 0.02) 50%),
            url('../images/backgrounds/hero-classic.jpg');
        background-position: center, center, 64% center;
    }

    .hero__content {
        padding-top: 190px;
    }

    .section-heading,
    .section-heading--row {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .section-heading .overline {
        margin-bottom: 0;
    }

    .feature-card--lead {
        padding: 40px;
    }

    .system-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .download-panel {
        grid-template-columns: 1fr;
    }

    .step-grid {
        grid-template-columns: 1fr;
    }

    .step-card {
        display: grid;
        grid-template-columns: minmax(280px, 0.85fr) 1fr;
        align-items: center;
        gap: 28px;
        padding: 20px;
    }

    .step-card__image {
        grid-row: span 2;
        margin-bottom: 0;
    }

    .step-card h3 {
        align-self: end;
    }

    .step-card p {
        align-self: start;
    }

    .guide-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .guide-aside {
        position: static;
    }
}

@media (max-width: 640px) {
    .board-tabs a {
        padding: 14px 8px;
        font-size: 13px;
    }

    .launcher-board__toolbar,
    .launcher-board__event-legend {
        padding-right: 15px;
        padding-left: 15px;
    }

    .launcher-board__toolbar {
        align-items: stretch;
        flex-direction: column;
        gap: 10px;
    }

    .launcher-board__sort,
    .launcher-board__search {
        width: 100%;
    }

    .launcher-board__search {
        grid-template-columns: 112px 1fr 48px;
    }

    .launcher-board__event-legend {
        overflow-x: auto;
    }

    .launcher-board__event-legend span {
        flex: 0 0 auto;
    }

    .board-row {
        padding-right: 13px;
        padding-left: 13px;
    }

    .board-row__meta {
        gap: 9px;
    }

    .board-row__meta span:last-child {
        display: none;
    }

    .launcher-post__header,
    .launcher-post__content {
        padding: 26px 20px;
    }

    .board-post__header,
    .board-post__content {
        padding: 30px 22px;
    }

    .board-post__footer {
        padding: 24px 22px;
    }
}

@media (max-width: 720px) {
    .shell {
        width: min(calc(100% - 30px), var(--shell));
    }

    .brand {
        width: 124px;
    }

    .hero {
        min-height: 770px;
    }

    .hero__content {
        padding-top: 160px;
    }

    .hero h1 {
        font-size: clamp(46px, 13vw, 66px);
    }

    .hero__lead br {
        display: none;
    }

    .hero__actions,
    .hero__actions .button {
        width: 100%;
    }

    .hero__rail {
        grid-template-columns: repeat(2, 1fr);
        bottom: 22px;
    }

    .version-card {
        padding: 16px;
    }

    .version-card strong {
        font-size: 16px;
    }

    .section {
        padding: 88px 0;
    }

    .feature-grid,
    .quick-guide__grid,
    .system-grid {
        grid-template-columns: 1fr;
    }

    .systems-heading {
        margin-top: 86px;
    }

    .feature-card--lead {
        grid-column: auto;
        min-height: 350px;
        padding: 30px;
    }

    .feature-card {
        padding: 30px;
    }

    .feature-card h3,
    .feature-card--lead h3 {
        margin-top: 36px;
        font-size: 32px;
    }

    .world-callout {
        min-height: 580px;
    }

    .world-callout__inner {
        padding-top: 125px;
    }

    .support-card {
        grid-template-columns: 48px 1fr;
        padding: 30px 24px;
    }

    .subhero {
        min-height: 430px;
    }

    .subhero__content {
        padding-top: 175px;
    }

    .download-panel {
        gap: 34px;
        padding: 30px 24px;
    }

    .download-button {
        min-height: 106px;
    }

    .download-button span {
        font-size: 23px;
    }

    .notice-bar {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .step-card {
        display: block;
    }

    .step-card__image {
        margin-bottom: 22px;
    }

    .requirements-grid,
    .driver-grid {
        grid-template-columns: 1fr;
    }

    .spec-card dl div {
        grid-template-columns: 104px 1fr;
    }

    .spec-card dt,
    .spec-card dd {
        padding: 14px 12px;
        font-size: 13px;
    }

    .driver-card {
        min-height: 170px;
        padding: 28px;
    }

    .guide-hero {
        padding: 155px 0 68px;
    }

    .guide-hero::after {
        right: -20px;
        font-size: 230px;
    }

    .guide-step__copy {
        padding: 26px 24px;
    }

    .guide-step__copy > span {
        top: 19px;
        right: 20px;
    }

    .guide-step__image {
        padding: 9px;
    }

    .safety-note {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .guide-end__inner {
        align-items: stretch;
        flex-direction: column;
    }

    .site-footer__inner {
        grid-template-columns: 1fr;
        gap: 13px;
    }

    .site-footer__copy {
        text-align: left;
    }
}