/* AI랩 스킨 — 색상은 전부 토큰으로 정의하고 다크모드는 토큰만 교체한다. 강조색은 로고 그라데이션에서 가져왔다. */
body.ailab-skin {
    --alb-bg: #ffffff;
    --alb-surface: #f7f6fb;
    --alb-ink: #17152b;
    --alb-text: #3b3952;
    --alb-muted: #6b6984;
    --alb-line: #e6e4ef;
    --alb-accent: #5645cf;
    --alb-accent-ink: #ffffff;
    --alb-hot: #d6336c;
    --alb-ok-bg: #e7f8ef;
    --alb-ok: #0f7a4a;
    --alb-err-bg: #fdecef;
    --alb-err: #b4233f;
    --alb-ph-0: linear-gradient(135deg, #f8d7e8, #ded6fb);
    --alb-ph-1: linear-gradient(135deg, #ded6fb, #cfe3fd);
    --alb-ph-2: linear-gradient(135deg, #cfe3fd, #cdf3e4);
    --alb-ph-3: linear-gradient(135deg, #cdf3e4, #f8d7e8);
    --alb-ph-ink: #2d2a55;
    --alb-bar-h: 64px;
    background: var(--alb-bg);
    color: var(--alb-ink);
    word-break: keep-all;
}
html.dark body.ailab-skin {
    --alb-bg: #0f172a;
    --alb-surface: #182136;
    --alb-ink: #f1f5f9;
    --alb-text: #cbd5e1;
    --alb-muted: #94a0b8;
    --alb-line: #2a3650;
    --alb-accent: #ab9eff;
    --alb-accent-ink: #15123a;
    --alb-hot: #ff7da8;
    --alb-ok-bg: #12352a;
    --alb-ok: #6fe0ae;
    --alb-err-bg: #3d1a26;
    --alb-err: #ff9db2;
    --alb-ph-0: linear-gradient(135deg, #3c2a55, #2f2c66);
    --alb-ph-1: linear-gradient(135deg, #2f2c66, #24406b);
    --alb-ph-2: linear-gradient(135deg, #24406b, #1f4a4a);
    --alb-ph-3: linear-gradient(135deg, #1f4a4a, #3c2a55);
    --alb-ph-ink: #e4e1ff;
}

.alb-sr {
    position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.ailab-skin :focus-visible { outline: 2px solid var(--alb-accent); outline-offset: 2px; border-radius: 4px; }

/* ── 상단 고정바 ──────────────────────────────── */
.alb-bar {
    position: sticky; top: 0; z-index: 50;
    background: var(--alb-bg); border-bottom: 1px solid var(--alb-line);
}
html.dark #lp-gnav.alb-bar { background: var(--alb-bg) !important; border-color: var(--alb-line) !important; }
.alb-bar__inner {
    display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 0.5rem;
    max-width: 80rem; height: var(--alb-bar-h); margin: 0 auto; padding: 0 1rem;
}
.alb-bar__left, .alb-bar__right { display: flex; align-items: center; gap: 0.125rem; min-width: 0; }
.alb-bar__right { justify-content: flex-end; gap: 0.25rem; }
.alb-bar__logo .lp-logo-wrap { display: block; width: 176px; max-width: none !important; color: var(--alb-ink); }
.alb-bar__logo svg { display: block; width: 100%; height: auto; }

.ailab-skin .alb-icon {
    display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
    width: 40px; height: 40px; padding: 0; border: 0; border-radius: 8px;
    background: transparent; color: var(--alb-text); cursor: pointer;
    transition: background-color 0.15s, color 0.15s;
}
.ailab-skin .alb-icon:hover { background: var(--alb-surface); color: var(--alb-accent); }

.alb-auth {
    display: inline-flex; align-items: center; height: 34px; padding: 0 0.75rem;
    border-radius: 8px; font-size: 0.8125rem; font-weight: 700; white-space: nowrap;
    color: var(--alb-text); transition: background-color 0.15s, color 0.15s;
}
.alb-auth--signup:hover { color: var(--alb-accent); }
.alb-auth--signup.is-disabled { color: var(--alb-muted); opacity: 0.7; cursor: not-allowed; }
.alb-auth--login { background: var(--alb-accent); color: var(--alb-accent-ink); }
.alb-auth--login:hover { filter: brightness(1.08); }
.ailab-skin .alb-user { width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center; background: transparent; border: 0; cursor: pointer; }

/* ── 전체화면 메뉴·검색 ───────────────────────── */
.alb-drawer {
    position: fixed; inset: 0; z-index: 100000; visibility: hidden; opacity: 0;
    transition: opacity 0.2s, visibility 0s linear 0.2s;
}
.alb-drawer.is-open { visibility: visible; opacity: 1; transition-delay: 0s; }
.alb-drawer__panel { display: flex; flex-direction: column; height: 100%; overflow-y: auto; background: var(--alb-bg); color: var(--alb-ink); }
.alb-drawer__head {
    display: flex; flex-shrink: 0; align-items: center; justify-content: space-between;
    min-height: var(--alb-bar-h); padding: 0 1rem; border-bottom: 1px solid var(--alb-line);
}
.alb-drawer__title { font-size: 1rem; font-weight: 800; }
.alb-drawer__body { display: flex; flex: 1; flex-direction: column; width: 100%; max-width: 48rem; margin: 0 auto; padding: 2rem 1rem; }
.alb-drawer__search { display: flex; flex-shrink: 0; height: 56px; overflow: hidden; border: 2px solid var(--alb-accent); border-radius: 12px; background: var(--alb-bg); }
.alb-drawer__search:focus-within { box-shadow: 0 0 0 3px color-mix(in srgb, var(--alb-accent) 25%, transparent); }
.alb-drawer__search input { flex: 1; min-width: 0; padding: 0 1rem; border: 0; outline: 0; background: transparent; color: var(--alb-ink); font-size: 1.0625rem; }
.alb-drawer__search input::placeholder { color: var(--alb-muted); }
.alb-drawer__search button { display: inline-flex; flex-shrink: 0; align-items: center; justify-content: center; width: 56px; border: 0; background: var(--alb-accent); color: var(--alb-accent-ink); cursor: pointer; }
.alb-drawer__nav { padding: 1.5rem 0; }
.alb-drawer__nav > ul > li { border-bottom: 1px solid var(--alb-line); }
.alb-drawer__nav > ul > li > a { display: block; padding: 0.875rem 0; font-size: 1.125rem; font-weight: 700; }
.alb-drawer__nav a:hover { color: var(--alb-accent); }
.alb-drawer__nav .sub-menu { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); padding-bottom: 0.875rem; }
.alb-drawer__nav .sub-menu a { display: block; padding: 0.4rem 0; font-size: 0.9375rem; color: var(--alb-text); }
.alb-drawer__auth { display: flex; gap: 0.5rem; margin-top: auto; padding-top: 1rem; }

/* ── 공통 ─────────────────────────────────────── */
.alb-main { padding-bottom: 4rem; }
.alb-section { padding-top: 3.5rem; }
.alb-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.25rem 0.75rem; margin-bottom: 1.25rem; padding-bottom: 0.75rem; border-bottom: 2px solid var(--alb-ink); }
.alb-head__title { font-size: 1.375rem; font-weight: 800; letter-spacing: -0.02em; color: var(--alb-ink); }
.alb-head__sub { font-size: 0.8125rem; color: var(--alb-muted); }
.alb-head__more { margin-left: auto; font-size: 0.8125rem; font-weight: 700; color: var(--alb-accent); }
.alb-head__more:hover { text-decoration: underline; }

.alb-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; font-size: 0.75rem; color: var(--alb-muted); }
.alb-cat { font-weight: 700; color: var(--alb-accent); }
.alb-cat:hover { text-decoration: underline; }

.alb-media { display: block; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 8px; background: var(--alb-surface); }
.alb-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
a.alb-media:hover img { transform: scale(1.03); }
.alb-ph { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; padding: 1rem; color: var(--alb-ph-ink); text-align: center; }
.alb-ph span { font-size: clamp(1rem, 2.2vw, 1.5rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.3; }
.alb-ph--0 { background: var(--alb-ph-0); }
.alb-ph--1 { background: var(--alb-ph-1); }
.alb-ph--2 { background: var(--alb-ph-2); }
.alb-ph--3 { background: var(--alb-ph-3); }

.alb-card__title a, .alb-lead__title a, .alb-mini__title a, .alb-rank__title a, .alb-row > a,
.alb-block__lead a, .alb-block__list a, .alb-notice a { transition: color 0.15s; }
.alb-card__title a:hover, .alb-lead__title a:hover, .alb-mini__title a:hover, .alb-rank__title a:hover, .alb-row > a:hover,
.alb-block__lead a:hover, .alb-block__list a:hover, .alb-notice a:hover { color: var(--alb-accent); }

/* ── 1. 최신 뉴스 ─────────────────────────────── */
.alb-top { padding-top: 2rem; }
.alb-top--hero { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 2rem; align-items: stretch; }
.alb-latest { min-width: 0; }
.alb-top--hero .alb-lead__title { font-size: 1.625rem; }
.alb-top .lp-hero { min-width: 0; padding: 2rem 1.25rem 0; border-radius: 12px; }
.alb-top .lp-hero__eyebrow { letter-spacing: 0.08em; }
.alb-top .lp-hero__title { font-size: 1.625rem; }
.alb-top .lp-hero__sub { font-size: 0.8125rem; }
.alb-top .lp-city { flex: 1; min-height: 200px; margin-top: 1.5rem; }
.alb-top .lp-city--3d { margin-left: -1.25rem; margin-right: -1.25rem; width: calc(100% + 2.5rem); }
.alb-top .lp-city__video { position: absolute; inset: 0; height: 100%; aspect-ratio: auto; }
.alb-lead { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 2rem; align-items: center; }
.alb-lead__body { order: -1; }
.alb-lead__flag { margin-bottom: 0.75rem; font-size: 0.8125rem; font-weight: 800; color: var(--alb-hot); }
.alb-lead__title { margin: 0.5rem 0 0.875rem; font-size: clamp(1.5rem, 2.6vw, 2.125rem); font-weight: 800; line-height: 1.28; letter-spacing: -0.025em; color: var(--alb-ink); }
.alb-lead__summary { font-size: 1rem; line-height: 1.7; color: var(--alb-text); }
.alb-latest__more { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--alb-line); }
.alb-mini__title { margin-top: 0.375rem; font-size: 1.0625rem; font-weight: 700; line-height: 1.4; color: var(--alb-ink); }

/* ── 2. 조회수·반응·관심사 ───────────────────── */
.alb-split { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: 2rem; }
.alb-split__thumbs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; align-content: start; }
.alb-card .alb-meta { margin-top: 0.625rem; }
.alb-card__title {
    margin-top: 0.3rem; font-size: 1rem; font-weight: 700; line-height: 1.42; color: var(--alb-ink);
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.alb-rows { border-top: 0; }
.alb-row { padding: 0.625rem 0; border-bottom: 1px solid var(--alb-line); }
.alb-row:first-child { padding-top: 0; }
.alb-row:last-child { border-bottom: 0; }
.alb-row > a {
    font-size: 0.9375rem; font-weight: 600; line-height: 1.45; color: var(--alb-ink);
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.alb-row__note { display: block; margin-top: 0.15rem; font-size: 0.75rem; color: var(--alb-muted); }

.alb-ad { margin-top: 3rem; text-align: center; overflow: hidden; }

/* ── 3. 인터넷 핫이슈 ─────────────────────────── */
.alb-hot__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.alb-hot__item { padding: 1.125rem 1.25rem; border-radius: 10px; background: var(--alb-surface); }
.alb-hot__item a { display: block; }
.alb-hot__kw { display: block; margin-bottom: 0.3rem; font-size: 1.125rem; font-weight: 800; letter-spacing: -0.02em; color: var(--alb-hot); }
.alb-hot__line {
    font-size: 0.9375rem; line-height: 1.45; color: var(--alb-ink);
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.alb-hot__item a:hover .alb-hot__line { text-decoration: underline; }
.alb-hot__time { display: block; margin-top: 0.5rem; font-size: 0.75rem; color: var(--alb-muted); }

/* ── 4. 많이 본 뉴스 · AI 요약 ───────────────── */
.alb-rank { columns: 2; column-gap: 2.5rem; }
.alb-rank__item { display: flex; gap: 1rem; padding: 0.75rem 0; border-bottom: 1px solid var(--alb-line); break-inside: avoid; }
.alb-rank__no { flex: 0 0 2rem; font-size: 1.5rem; font-weight: 800; line-height: 1.1; text-align: right; color: var(--alb-accent); font-variant-numeric: tabular-nums; }
.alb-rank__title { font-size: 0.9375rem; font-weight: 600; line-height: 1.45; color: var(--alb-ink); }
.alb-rank__note { margin-top: 0.1rem; font-size: 0.75rem; color: var(--alb-muted); }

.alb-ai__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.alb-ai__card { padding: 1.25rem; border: 1px solid var(--alb-line); border-radius: 10px; }
.alb-ai__card .alb-card__title { margin-top: 0.5rem; -webkit-line-clamp: 2; }
.alb-ai__text { margin-top: 0.625rem; font-size: 0.875rem; line-height: 1.65; color: var(--alb-text); }

/* ── 5. 카테고리 바둑판 ───────────────────────── */
.alb-board { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--alb-line); border-left: 1px solid var(--alb-line); }
.alb-head + .alb-board { margin-top: -1.25rem; border-top: 0; }
.alb-block { padding: 1.25rem; border-right: 1px solid var(--alb-line); border-bottom: 1px solid var(--alb-line); min-width: 0; }
.alb-block__name { margin-bottom: 0.75rem; font-size: 1rem; font-weight: 800; color: var(--alb-accent); }
.alb-block__name a:hover { text-decoration: underline; }
.alb-block__top { display: flex; gap: 0.75rem; align-items: flex-start; }
.alb-block__top .alb-block__lead { min-width: 0; flex: 1; }
.alb-block .alb-media { flex: 0 0 104px; aspect-ratio: 4 / 3; border-radius: 6px; }
.alb-block__lead { font-size: 1rem; font-weight: 700; line-height: 1.42; color: var(--alb-ink); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.alb-block__text { margin-top: 0.375rem; font-size: 0.8125rem; line-height: 1.6; color: var(--alb-muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.alb-block__list { margin-top: 0.625rem; padding-top: 0.5rem; border-top: 1px solid var(--alb-line); }
.alb-block__list a { display: block; padding: 0.25rem 0; font-size: 0.875rem; line-height: 1.45; color: var(--alb-text); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }

/* ── 6. 공지사항 · 오류 제보 ─────────────────── */
.alb-bottom { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem; padding-top: 3.5rem; }
.alb-panel { min-width: 0; scroll-margin-top: calc(var(--alb-bar-h) + 1rem); }
.alb-notice li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.75rem 0; border-bottom: 1px solid var(--alb-line); }
.alb-notice a { min-width: 0; font-size: 0.9375rem; font-weight: 600; color: var(--alb-ink); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.alb-notice time { flex-shrink: 0; font-size: 0.8125rem; color: var(--alb-muted); font-variant-numeric: tabular-nums; }
.alb-empty { padding: 1.5rem 0; font-size: 0.875rem; color: var(--alb-muted); }

.alb-rbanner {
    display: flex; flex-direction: column; justify-content: center; padding: 2rem;
    border-radius: 12px; background: var(--alb-accent); color: var(--alb-accent-ink);
}
.alb-rbanner__flag { font-size: 0.8125rem; font-weight: 700; opacity: 0.85; }
.alb-rbanner__title { margin-top: 0.5rem; font-size: 1.5rem; font-weight: 800; line-height: 1.3; letter-spacing: -0.02em; }
.alb-rbanner__text { margin-top: 0.75rem; font-size: 0.9375rem; line-height: 1.65; }
.alb-rbanner__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1.25rem; margin-top: 1.5rem; }
.alb-rbanner__cta {
    display: inline-flex; align-items: center; min-height: 44px; padding: 0 1.25rem; border-radius: 8px;
    background: var(--alb-accent-ink); color: var(--alb-accent); font-size: 0.9375rem; font-weight: 700;
}
.alb-rbanner__cta:hover { opacity: 0.92; }
.alb-rbanner__link { color: inherit; font-size: 0.875rem; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

/* ── 푸터 ─────────────────────────────────────── */
.alb-footer { padding: 3rem 0 2.5rem; background: var(--alb-surface); border-top: 1px solid var(--alb-line); color: var(--alb-text); }
.alb-sitemap { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 2rem; border-bottom: 1px solid var(--alb-line); }
.alb-sitemap__title { margin-bottom: 0.875rem; font-size: 0.9375rem; font-weight: 800; color: var(--alb-ink); }
.alb-sitemap li { padding: 0.2rem 0; }
.alb-sitemap a { font-size: 0.875rem; color: var(--alb-text); }
.alb-sitemap a:hover { color: var(--alb-accent); text-decoration: underline; }
.alb-sitemap__cats { display: grid; grid-template-columns: 1fr 1fr; column-gap: 1.5rem; }

.alb-finfo { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 2.5rem; padding-top: 2rem; }
.alb-finfo__logo { color: var(--alb-ink); }
.alb-finfo__logo .lp-logo-wrap { display: block; width: 168px; max-width: none !important; }
.alb-finfo__logo svg { display: block; width: 100%; height: auto; }
.alb-finfo__desc { margin-top: 0.75rem; font-size: 0.8125rem; line-height: 1.65; color: var(--alb-muted); }
.alb-footer .lp-footer-socials { margin-top: 0.75rem; }
.alb-finfo__legal { font-size: 0.75rem; line-height: 1.7; color: var(--alb-muted); }
.alb-finfo__legal p { display: flex; flex-wrap: wrap; gap: 0 1rem; margin-bottom: 0.25rem; }
.alb-finfo__legal strong { font-weight: 700; color: var(--alb-text); }
.alb-finfo__legal .alb-finfo__copy { margin-top: 0.75rem; }

/* ── 반응형 ───────────────────────────────────── */
@media (max-width: 1199px) {
    .alb-top--hero { grid-template-columns: minmax(0, 1fr); }
    .alb-top--hero .alb-lead__title { font-size: clamp(1.5rem, 2.6vw, 2.125rem); }
}

@media (max-width: 1023px) {
    .alb-split { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
    .alb-ai__grid, .alb-hot__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .alb-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .alb-sitemap { grid-template-columns: repeat(3, 1fr); }
    .alb-sitemap__col--wide { grid-column: 1 / -1; }
    .alb-sitemap__cats { grid-template-columns: repeat(3, 1fr); }
    .alb-finfo { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
}
@media (max-width: 767px) {
    body.ailab-skin { --alb-bar-h: 56px; }
    .alb-bar__inner { padding: 0 0.5rem; gap: 0.25rem; }
    .alb-bar__logo .lp-logo-wrap { width: 132px; }
    .alb-bar__right .alb-auth--signup { display: none; }
    .alb-bar__right .alb-auth--login { padding: 0 0.625rem; }
    .alb-bar .alb-icon { width: 38px; height: 38px; }
    .alb-drawer__nav .sub-menu { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .alb-lead { grid-template-columns: minmax(0, 1fr); gap: 1rem; }
    .alb-lead__body { order: 0; }
    .alb-section { padding-top: 2.5rem; }
    .alb-rank { columns: 1; }
    .alb-ai__grid, .alb-hot__grid, .alb-board { grid-template-columns: minmax(0, 1fr); }
    .alb-split__thumbs { grid-template-columns: minmax(0, 1fr); gap: 0.875rem; }
    .alb-card { display: grid; grid-template-columns: 116px minmax(0, 1fr); grid-template-rows: auto 1fr; column-gap: 0.75rem; }
    .alb-card .alb-media { grid-row: 1 / span 2; aspect-ratio: 4 / 3; }
    .alb-card .alb-meta { margin-top: 0; }
    .alb-card .alb-ph { padding: 0.375rem; }
    .alb-card .alb-ph span { font-size: 0.8125rem; }
    .alb-bottom { grid-template-columns: minmax(0, 1fr); gap: 0; padding-top: 0; }
    .alb-bottom .alb-panel { padding-top: 2.5rem; }
    .alb-bottom .alb-rbanner { margin-top: 2.5rem; padding: 1.5rem; }
    .alb-sitemap { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
    .alb-sitemap__cats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 782px) {
}
@media (prefers-reduced-motion: reduce) {
    .alb-drawer, .alb-media img { transition: none; }
}