:root {
    --conference-brand: #14765a;
    --conference-brand: var(--theme-primary-color, #14765a);
    --conference-brand-dark: #0e5944;
    --conference-brand-dark: color-mix(in srgb, var(--conference-brand) 78%, #000);
    --conference-on-brand: #fff;
    --conference-on-brand: var(--theme-text-on-primary, #fff);
    --conference-ink: #17362f;
    --conference-ink: var(--theme-text-main, #17362f);
    --conference-muted: #60756f;
    --conference-muted: color-mix(in srgb, var(--conference-ink) 72%, transparent);
    --conference-accent: #14765a;
    --conference-accent: var(--theme-primary-color, #14765a);
    --conference-accent-dark: #0e5944;
    --conference-accent-dark: color-mix(in srgb, var(--conference-accent) 78%, #000);
    --conference-surface: #fff;
    --conference-surface: var(--theme-bg-main, #fff);
    --conference-bg: #f4f8f6;
    --conference-bg: var(--theme-bg-body, #f4f8f6);
    --conference-accent-soft: #e7f4ef;
    --conference-accent-soft: color-mix(in srgb, var(--conference-accent) 14%, var(--conference-surface));
    --conference-line: #dce8e3;
    --conference-line: color-mix(in srgb, var(--conference-ink) 18%, var(--conference-surface));
    --conference-shadow: 0 14px 38px rgba(24, 66, 54, .09);
    --conference-home-title-row-height: 42px;
}

body.conference-home-page {
    max-width: none;
    color: var(--conference-ink);
    background-color: var(--conference-bg);
    background-image: radial-gradient(circle at 8% 6%, color-mix(in srgb, var(--conference-accent) 14%, transparent), transparent 25rem), linear-gradient(180deg, color-mix(in srgb, var(--conference-bg) 88%, var(--conference-accent-soft)) 0, var(--conference-bg) 22rem);
}

body.conference-home-page.conference-theme-dark {
    --conference-brand: #30343a;
    --conference-brand-dark: #24272b;
    --conference-on-brand: #e8e8e8;
    --conference-ink: #e8e8e8;
    --conference-muted: #aeb5bd;
    --conference-accent: #59616a;
    --conference-accent-dark: #cbd1d7;
    --conference-surface: #24272b;
    --conference-bg: #1b1d20;
    --conference-accent-soft: #30343a;
    --conference-line: #4b525a;
    color: #e8e8e8;
    background: #1b1d20 !important;
    background-image: none !important;
}

body.conference-home-page.conference-theme-dark .conference-hero,
body.conference-home-page.conference-theme-dark .conference-card.is-latest {
    color: #e8e8e8;
    border-color: #59616a;
    background: #24272b !important;
    background-image: none !important;
}

body.conference-home-page.conference-theme-dark .conference-search {
    border: 1px solid #59616a;
    background: #24272b;
    box-shadow: 0 8px 22px rgba(0, 0, 0, .3);
}

body.conference-home-page.conference-theme-dark .conference-search input,
body.conference-home-page.conference-theme-dark .conference-search select {
    color: #e8e8e8;
    border-color: #4b525a;
    background: #1b1d20;
}

body.conference-home-page.conference-theme-dark .conference-search input::placeholder {
    color: #aeb5bd;
}

body.conference-home-page.conference-theme-dark .conference-search select option {
    color: #e8e8e8;
    background: #24272b;
}

body.conference-home-page.conference-theme-dark .conference-search button {
    color: #e8e8e8;
    border: 1px solid #59616a;
    background: #30343a;
}

.conference-home-page .header.header--fixed {
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--conference-home-title-row-height);
    min-height: var(--conference-home-title-row-height);
    padding: 0 !important;
    border: 0;
    box-shadow: 0 3px 16px rgba(0, 0, 0, .14);
}

.conference-home-page .header,
.conference-home-page .header * { box-sizing: border-box; }

.conference-home-page .header > .box-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    max-width: calc(100vw - 100px);
    height: 34px;
    min-height: 34px;
    margin: 0;
    padding: 0 11px;
    overflow: hidden;
    border-radius: 9px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.conference-home-page .header .topBack,
.conference-home-page .header .topBack img {
    width: var(--conference-home-title-row-height);
    height: var(--conference-home-title-row-height);
    border: 0;
}

.conference-home-page .leaveTop {
    height: calc(var(--conference-home-title-row-height) + 8px);
}

.conference-home, .conference-home * { box-sizing: border-box; }

.conference-home {
    width: min(1080px, calc(100% - 28px));
    margin: 0 auto;
    padding: 28px 0 56px;
    font-family: "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.conference-home :is(a, button, input, select, summary):focus-visible { outline: 3px solid #f2c879; outline-offset: 3px; }
.conference-hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: clamp(28px, 6vw, 64px);
    border: 1px solid color-mix(in srgb, var(--conference-on-brand) 40%, transparent);
    border-radius: 28px;
    color: var(--conference-on-brand);
    background-color: var(--conference-brand);
    background-image: linear-gradient(135deg, color-mix(in srgb, var(--conference-brand) 82%, #000) 0%, var(--conference-brand) 58%, color-mix(in srgb, var(--conference-brand) 86%, var(--conference-on-brand)) 100%);
    box-shadow: 0 22px 55px rgba(0, 0, 0, .18);
}

.conference-hero::before, .conference-hero::after { position: absolute; z-index: -1; content: ""; border: 1px solid color-mix(in srgb, var(--conference-on-brand) 18%, transparent); border-radius: 50%; }
.conference-hero::before { width: 320px; height: 320px; right: -90px; top: -180px; }
.conference-hero::after { width: 190px; height: 190px; right: 110px; bottom: -130px; }
.conference-eyebrow { margin: 0 0 10px; color: color-mix(in srgb, var(--conference-on-brand) 78%, transparent); font-size: 12px; font-weight: 800; letter-spacing: .18em; }
.conference-hero h1 { margin: 0; color: var(--conference-on-brand); font-family: "Noto Serif SC", "STSong", serif; font-size: 58px; font-weight: 800; letter-spacing: .04em; line-height: 1.12; }
.conference-hero-copy { max-width: 620px; margin: 14px 0 24px; color: color-mix(in srgb, var(--conference-on-brand) 82%, transparent); font-size: 18px; line-height: 1.7; }

.conference-search { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 6px; max-width: 640px; padding: 5px; border-radius: 13px; background: rgba(255, 255, 255, .98); box-shadow: 0 9px 22px rgba(0, 35, 26, .16); }
.conference-search input, .conference-search select, .conference-search button { min-height: 42px; border: 0; border-radius: 9px; font: inherit; font-size: 14px; }
.conference-search input { min-width: 0; padding: 0 13px; color: #17362f; background: transparent; outline: 0; }
.conference-search input::placeholder { color: #5f736d; }
.conference-search select { padding: 0 28px 0 10px; color: #425b54; background-color: #edf4f1; cursor: pointer; }
.conference-search button { padding: 0 18px; color: var(--conference-on-brand); font-weight: 700; background: var(--conference-brand); cursor: pointer; transition: background .2s ease, transform .2s ease; }
.conference-search button:hover { color: var(--conference-on-brand); background: var(--conference-brand-dark); transform: translateY(-1px); }
.conference-search :focus-visible { outline: 3px solid #f2c879; outline-offset: 2px; }
.conference-hero-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 18px; color: color-mix(in srgb, var(--conference-on-brand) 72%, transparent); font-size: 13px; }
.conference-hero-meta strong { margin-right: 4px; color: var(--conference-on-brand); font-size: 17px; }

.conference-section { margin-top: clamp(34px, 6vw, 58px); }
.conference-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.conference-section-heading h2 { margin: 0; color: var(--conference-ink); font-size: 30px; letter-spacing: .02em; }
.conference-section-heading p { margin: 6px 0 0; color: var(--conference-muted); font-size: 14px; }
.conference-text-link { flex: 0 0 auto; color: var(--conference-accent-dark); font-weight: 700; }
.conference-text-link:hover { color: var(--conference-accent); text-decoration: underline; }

.conference-latest-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 14px; }
.conference-card { position: relative; min-height: 190px; overflow: hidden; padding: 23px; border: 1px solid var(--conference-line); border-radius: 20px; color: var(--conference-ink); background: var(--conference-surface); box-shadow: 0 8px 26px rgba(24, 66, 54, .06); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.conference-card::after { position: absolute; right: -32px; bottom: -54px; width: 120px; height: 120px; content: ""; border-radius: 50%; background: var(--conference-accent-soft); }
.conference-card:hover { color: var(--conference-ink); border-color: #a9cec0; transform: translateY(-4px); box-shadow: var(--conference-shadow); }
.conference-card.is-latest { color: var(--conference-on-brand); border-color: color-mix(in srgb, var(--conference-on-brand) 22%, transparent); background-color: var(--conference-brand); background-image: linear-gradient(145deg, color-mix(in srgb, var(--conference-brand) 82%, #000), var(--conference-brand)); }
.conference-card.is-latest::after { background: color-mix(in srgb, var(--conference-on-brand) 9%, transparent); }
.conference-card.is-latest:hover { color: var(--conference-on-brand); }
.conference-card-year { display: block; margin-bottom: 22px; color: var(--conference-accent); font-size: 14px; font-weight: 800; letter-spacing: .08em; }
.conference-card.is-latest .conference-card-year { color: color-mix(in srgb, var(--conference-on-brand) 78%, transparent); }
.conference-card-type { display: block; position: relative; z-index: 1; font-size: 18px; font-weight: 800; line-height: 1.35; }
.conference-card-title { display: -webkit-box; position: relative; z-index: 1; overflow: hidden; margin-top: 8px; color: var(--conference-muted); font-size: 13px; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.conference-card.is-latest .conference-card-title { color: color-mix(in srgb, var(--conference-on-brand) 72%, transparent); }
.conference-card-arrow { position: absolute; z-index: 1; right: 20px; bottom: 17px; font-size: 22px; }

.conference-type-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.conference-type-link { display: flex; align-items: center; justify-content: center; min-height: 74px; padding: 13px 10px; border: 1px solid var(--conference-line); border-radius: 16px; color: var(--conference-ink); text-align: center; background: var(--conference-surface); transition: border-color .2s ease, background .2s ease, transform .2s ease; }
.conference-type-link:hover { color: var(--conference-ink); border-color: var(--conference-accent); background: var(--conference-surface); transform: translateY(-2px); }
.conference-type-copy strong, .conference-type-copy small { display: block; }
.conference-type-copy strong { font-size: 15px; }
.conference-type-copy small { margin-top: 3px; color: var(--conference-muted); font-size: 12px; }

.conference-year-featured { display: flex; flex-wrap: wrap; gap: 10px; }
.conference-year-chip { display: inline-flex; align-items: center; justify-content: center; min-width: 86px; min-height: 44px; padding: 0 16px; border: 1px solid var(--conference-line); border-radius: 999px; color: var(--conference-ink); font-weight: 700; background: var(--conference-surface); transition: all .2s ease; }
.conference-year-chip:hover { color: var(--conference-bg); border-color: var(--conference-accent); background: var(--conference-accent); transform: translateY(-2px); }
.conference-years { margin-top: 16px; border: 1px solid var(--conference-line); border-radius: 18px; background: var(--conference-surface); }
.conference-years summary { padding: 17px 20px; color: var(--conference-accent-dark); font-weight: 800; cursor: pointer; list-style-position: inside; }
.conference-years[open] summary { border-bottom: 1px solid var(--conference-line); }
.conference-year-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 9px; padding: 16px; }
.conference-year-grid a { padding: 10px 6px; border-radius: 10px; color: var(--conference-ink); text-align: center; background: var(--conference-bg); }
.conference-year-grid a:hover { color: var(--conference-accent-dark); background: var(--conference-accent-soft); }

.conference-help { display: grid; grid-template-columns: minmax(220px, .72fr) minmax(0, 1.6fr); gap: 28px; padding: clamp(24px, 5vw, 42px); border: 1px solid var(--conference-line); border-radius: 24px; background: var(--conference-surface); box-shadow: 0 10px 34px rgba(24, 66, 54, .06); }
.conference-help-intro h2 { margin: 0 0 9px; color: var(--conference-ink); font-size: 25px; }
.conference-help-intro p { margin: 0; color: var(--conference-muted); line-height: 1.7; }
.conference-help-intro .conference-eyebrow--dark { color: var(--conference-accent); }
.conference-help-list details { border-bottom: 1px solid var(--conference-line); }
.conference-help-list details:first-child { border-top: 1px solid var(--conference-line); }
.conference-help-list summary { padding: 16px 6px; color: var(--conference-ink); font-weight: 800; cursor: pointer; }
.conference-help-list div { padding: 0 6px 17px; color: #506760; line-height: 1.75; }
.conference-help-list p { margin: 7px 0; }
.conference-help-list a { color: var(--conference-accent-dark); text-decoration: underline; text-underline-offset: 3px; }
.conference-footer-link { margin-top: 26px; color: var(--conference-muted); text-align: center; font-size: 13px; }
.conference-footer-link a { color: var(--conference-accent-dark); font-weight: 700; }
.conference-empty { grid-column: 1 / -1; margin: 0; padding: 24px; border: 1px dashed var(--conference-line); border-radius: 16px; color: var(--conference-muted); text-align: center; background: var(--conference-surface); }

@media (max-width: 820px) {
    .conference-year-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
    .conference-home-page .header > .box-button {
        width: auto;
        max-width: calc(100vw - 58px);
        min-width: 0;
        padding: 0 8px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

@media (max-width: 560px) {
    .conference-home { width: min(100% - 20px, 1080px); padding-top: 14px; }
    .conference-hero { padding: 21px 16px 17px; border-radius: 18px; }
    .conference-hero > .conference-eyebrow { display: none; }
    .conference-hero-copy { margin: 8px 0 14px; line-height: 1.55; }
    .conference-search { grid-template-columns: minmax(0, 1fr) 72px 52px; gap: 4px; width: 100%; padding: 4px; border-radius: 11px; }
    .conference-search input, .conference-search select, .conference-search button { min-height: 44px; border-radius: 8px; }
    .conference-search input { grid-column: auto; padding: 0 10px; background: transparent; }
    .conference-search select { min-width: 0; width: 72px; padding: 0 22px 0 8px; }
    .conference-search button { padding: 0 10px; }
    .conference-hero-meta { display: none; }
    .conference-section-heading { align-items: start; }
    .conference-latest-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
    .conference-card { min-width: 0; min-height: 170px; padding: 16px; border-radius: 17px; }
    .conference-card-year { margin-bottom: 16px; }
    .conference-type-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; }
    .conference-type-link { min-height: 56px; padding: 8px 3px; border-radius: 11px; }
    .conference-type-copy strong { line-height: 1.3; white-space: nowrap; }
    .conference-type-copy small { display: none; }
    .conference-year-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .conference-help { grid-template-columns: 1fr; gap: 18px; border-radius: 20px; }
}

@media (prefers-reduced-motion: reduce) { .conference-home *, .conference-home *::before, .conference-home *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; } }