:root {
    --site-red: #c9002b;
    --site-red-dark: #a80024;
    --site-red-soft: #fff1f4;
    --site-text: #172027;
    --site-muted: #5f6d76;
    --site-border: #e6e8ec;
    --site-background: #f3f4f6;
    --site-card: #fff;
    --site-shadow: 0 8px 24px rgba(28, 34, 43, .06);
}

* { box-sizing: border-box; }

html {
    color: var(--site-text);
    background: var(--site-background);
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

body {
    min-width: 320px;
    margin: 0;
    overflow-x: hidden;
    background: var(--site-background);
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
    outline: 3px solid rgba(201, 0, 43, .28);
    outline-offset: 2px;
}

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

.site-container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    position: relative;
    z-index: 20;
    min-height: 233px;
    border-bottom: 0;
    background-color: #ffeeec;
    background-image: url("/static/frontend/images/header-background.png?v=20260830");
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: auto 233px;
}

.site-header__main,
.site-brand,
.site-search {
    display: flex;
    align-items: center;
}

.site-header__main {
    min-height: 233px;
    justify-content: space-between;
    gap: 48px;
}

.site-brand {
    width: min(480px, 56%);
    min-width: 0;
    flex: 0 1 480px;
}

.site-brand__image {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.site-search-group {
    width: min(260px, 100%);
    flex: 0 0 260px;
}

.site-search-group__title {
    width: 100%;
    margin: 0 0 6px;
    color: #222;
    font-size: 16px;
    line-height: 1.5;
    text-align: justify;
    text-align-last: justify;
    white-space: nowrap;
}

.site-search {
    width: 100%;
    height: 44px;
    overflow: hidden;
    border: 1px solid var(--site-red);
    border-radius: 4px;
    background: #fff;
}

.site-search input {
    min-width: 0;
    height: 100%;
    flex: 1;
    padding: 0 15px;
    border: 0;
    outline: 0;
    color: #555;
    font: inherit;
    font-size: 14px;
}

.site-search input::placeholder { color: #999; opacity: 1; }

.site-search button {
    min-width: 70px;
    height: 100%;
    padding: 0 18px;
    border: 0;
    color: #fff;
    background: var(--site-red);
    cursor: pointer;
    font: inherit;
    font-size: 14px;
}

.site-search button:hover { background: var(--site-red-dark); }

.site-navigation {
    position: relative;
    z-index: 15;
    color: #fff;
    background: var(--site-red);
    box-shadow: 0 5px 14px rgba(135, 0, 36, .16);
}

.site-navigation__desktop {
    display: grid;
    grid-template-columns: repeat(9, minmax(0, 1fr));
}

.site-navigation__item {
    position: relative;
    min-width: 0;
}

.site-navigation__link {
    display: flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    padding: 0 8px;
    text-align: center;
    white-space: nowrap;
}

button.site-navigation__link {
    width: 100%;
    border: 0;
    appearance: none;
    color: inherit;
    background: transparent;
    cursor: default;
    font: inherit;
}

.site-navigation__desktop .site-navigation__link {
    font-size: 18px;
    font-weight: 600;
}

.site-navigation__link:hover,
.site-navigation__link[aria-current="page"],
.site-navigation__item[data-active="true"] > .site-navigation__link {
    background: var(--site-red-dark);
}

.site-navigation__link[aria-current="page"],
.site-navigation__item[data-active="true"] > .site-navigation__link {
    box-shadow: inset 0 -4px #ffffff;
}

.site-navigation__item--has-submenu > .site-navigation__link::after {
    width: 6px;
    height: 6px;
    margin: 0 0 4px 7px;
    border-right: 1px solid currentColor;
    border-bottom: 1px solid currentColor;
    content: "";
    transform: rotate(45deg);
}

.site-navigation__submenu {
    position: absolute;
    z-index: 30;
    top: 100%;
    left: 0;
    display: block;
    width: 100%;
    min-width: 100%;
    margin: 0;
    overflow: hidden;
    padding: 8px;
    border: 1px solid rgba(168, 0, 36, .1);
    border-top: 0;
    border-radius: 0 0 12px 12px;
    list-style: none;
    color: #333;
    background: #fff;
    box-shadow: 0 12px 28px rgba(70, 0, 18, .16);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-4px);
    visibility: hidden;
    transition: opacity .16s ease, transform .16s ease, visibility .16s ease;
}

.site-navigation__submenu li + li { margin-top: 2px; }

.site-navigation__item--has-submenu:hover > .site-navigation__link,
.site-navigation__item--has-submenu:focus-within > .site-navigation__link {
    background: var(--site-red-dark);
}

.site-navigation__item--has-submenu:hover > .site-navigation__submenu,
.site-navigation__item--has-submenu:focus-within > .site-navigation__submenu {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
}

.site-navigation__submenu a {
    display: flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 8px;
    white-space: nowrap;
    transition: color .16s ease, background-color .16s ease, box-shadow .16s ease;
}

.site-navigation__submenu a:hover,
.site-navigation__submenu a:focus-visible,
.site-navigation__submenu a[aria-current="page"] {
    color: var(--site-red);
    background: var(--site-red-soft);
}

.site-navigation__submenu a[aria-current="page"] {
    box-shadow: inset 0 0 0 1px rgba(201, 0, 43, .14);
    font-weight: 700;
}

.site-navigation__mobile-wrap { display: none; }

.site-navigation__mobile > summary,
.site-navigation__mobile-summary,
.site-navigation__mobile-link {
    display: flex;
    min-height: 44px;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    cursor: pointer;
    list-style: none;
    font-weight: 700;
}

.site-navigation__mobile summary::-webkit-details-marker,
.site-navigation__mobile-group summary::-webkit-details-marker { display: none; }
.site-navigation__mobile > summary::after,
.site-navigation__mobile-summary::after { content: "+"; font-size: 22px; font-weight: 400; }
.site-navigation__mobile[open] > summary::after,
.site-navigation__mobile-group[open] > .site-navigation__mobile-summary::after { content: "−"; }

.site-navigation__mobile-panel {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-bottom: 14px;
    border-top: 1px solid rgba(255, 255, 255, .24);
}

.site-navigation__mobile-link,
.site-navigation__mobile-group {
    min-width: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.site-navigation__mobile-link[aria-current="page"],
.site-navigation__mobile-summary[aria-current="page"] {
    background: var(--site-red-dark);
}

.site-navigation__mobile-submenu {
    background: rgba(104, 0, 28, .2);
}

.site-navigation__mobile-submenu a {
    display: flex;
    min-height: 44px;
    align-items: center;
    padding: 9px 16px 9px 28px;
    overflow-wrap: anywhere;
    border-top: 1px solid rgba(255, 255, 255, .12);
}

.site-main { min-height: 60vh; }

.site-footer {
    margin-top: 44px;
    padding: 38px 0 30px;
    color: rgba(255, 255, 255, .86);
    background: linear-gradient(135deg, #bd0032, #8f0026);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.15fr;
    gap: 48px;
}

.site-footer strong { color: #fff; font-size: 17px; }
.site-footer p { margin: 8px 0 0; font-size: 14px; }

.site-footer__links div {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px 16px;
    margin-top: 9px;
    font-size: 14px;
}

.site-footer__links a:hover { color: #fff; text-decoration: underline; }

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

.empty-state { color: var(--site-muted); }

@media (max-width: 991px) {
    .site-container { width: min(100% - 32px, 920px); }
    .site-header,
    .site-header__main { min-height: 210px; }
    .site-header { background-size: auto 210px; }
    .site-header__main { gap: 28px; }
    .site-brand { width: min(440px, 57%); flex-basis: 440px; }
    .site-search-group { width: 260px; flex-basis: 260px; }
    .site-search-group__title { font-size: 14px; }
    .site-navigation__desktop { display: none; }
    .site-navigation__mobile-wrap { display: block; }
    .site-footer__grid { grid-template-columns: 1.4fr 1fr; gap: 28px; }
    .site-footer__notice { grid-column: 1 / -1; }
}

@media (max-width: 767px) {
    .site-container { width: min(100% - 24px, 720px); }
    .site-header { min-height: 0; background-size: auto 100%; }
    .site-header__main {
        min-height: auto;
        align-items: stretch;
        flex-direction: column;
        gap: 18px;
        padding: 24px 0 22px;
    }
    .site-brand { width: min(100%, 440px); flex-basis: auto; }
    .site-search-group { width: 100%; flex-basis: auto; }
    .site-search-group__title { width: 100%; margin-bottom: 6px; font-size: 16px; text-align: justify; text-align-last: justify; white-space: nowrap; }
    .site-search { min-height: 44px; }
    .site-navigation__mobile-panel { grid-template-columns: 1fr; }
    .site-footer { margin-top: 30px; padding: 30px 0 24px; }
    .site-footer__grid { grid-template-columns: 1fr; gap: 24px; }
    .site-footer__notice { grid-column: auto; }
}