/* 全站共享样式 */
:root {
    --green: #018d4d;
    --green-d: #017a42;
    --gold: #e6b422;
    --ink: #333333;
    --muted: #666666;
}
* {
    box-sizing: border-box;
}
html,
body {
    margin: 0;
    padding: 0;
}
body {
    font-family:
        "Microsoft YaHei", "微软雅黑", "PingFang SC", "Noto Sans SC", sans-serif;
    color: #333333;
    background: #ffffff;
    line-height: 1.6;
    min-width: 1420px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    display: block;
}
.wrap {
    max-width: 1420px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 顶部标识条 */
.topbar {
    background: var(--green);
}
.topbar .inner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 0;
}
.topbar img {
    height: 46px;
    width: auto;
}
.topbar .divider {
    width: 1px;
    height: 30px;
    background: rgba(255, 255, 255, 0.4);
}
.topbar .appl {
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.04em;
}

/* 主标题横幅 */
.hero {
    position: relative;
    background: #f3f7f3 url("../images/bg-header.jpeg") center/cover no-repeat;
    overflow: hidden;
}
.hero .inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 24px;
    min-height: 161px;
    padding: 24px 20px;
}
.hero-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 9px;
    flex: none;
}
.hero-logo {
    height: 54px;
    width: auto;
}
.hero-appl {
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
    color: #f79315;
    text-shadow:
        1px 0 0 #ffffff,
        -1px 0 0 #ffffff,
        0 1px 0 #ffffff,
        0 -1px 0 #ffffff,
        1px 1px 0 #ffffff,
        -1px 1px 0 #ffffff,
        1px -1px 0 #ffffff,
        -1px -1px 0 #ffffff;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.04em;
    white-space: nowrap;
}
.hero-divider {
    width: 1px;
    height: 74px;
    flex: none;
    background: var(--green);
}
.hero h1 {
    color: var(--green);
    font-size: 32px;
    font-weight: 700;
    margin: 0;
    line-height: 1.4;
    text-align: left;
    -webkit-text-stroke: 0.8px #ffffff;
    paint-order: stroke fill;
    text-shadow:
        0 1px 2px rgba(255, 255, 255, 0.85),
        0 0 6px rgba(255, 255, 255, 0.7);
}
.hero h1 .slogan {
    color: var(--green-d);
    display: block;
}

/* 导航 */
.nav {
    background: var(--green);
    position: sticky;
    top: 0;
    z-index: 30;
}
.nav .inner {
    display: flex;
    flex-wrap: wrap;
}
.nav .item {
    position: relative;
    flex: 1 1 auto;
    text-align: center;
}
.nav .item > a {
    display: block;
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
    padding: 16px 14px;
    transition: background 0.15s ease;
}
.nav .item > a:hover,
.nav .item > a.active {
    background: rgba(0, 0, 0, 0.18);
}
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    min-width: 120px;
    background: #ffffff;
    border-top: 3px solid #f3b545;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.16);
    padding: 4px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition:
        opacity 0.2s ease,
        transform 0.2s ease,
        visibility 0.2s;
    z-index: 40;
}
.nav .item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown a {
    display: block;
    color: #333333;
    font-size: 14.5px;
    padding: 9px 14px;
    white-space: nowrap;
    transition:
        background 0.15s ease,
        color 0.15s ease;
}
.dropdown a:hover {
    background: #f0f5f0;
    color: var(--green);
}

/* 内容主区 */
.main {
    flex: 1;
    background: #ffffff url("../images/bg.png") center/cover no-repeat fixed;
}
.main.main-plain {
    background: #ffffff;
}
.main .inner {
    padding: 28px 20px 36px;
}
.cols {
    display: grid;
    grid-template-columns: 1.2fr 1fr 0.8fr;
    gap: 20px;
    align-items: stretch;
}

/* 面板与栏目标题 */
.panel {
    border: 1px solid var(--green);
    border-radius: 0;
    background: #ffffff;
    padding: 18px 18px 22px;
}
.sec-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin: 0 0 16px;
}
.cols > .panel > .sec-title:first-child {
    margin-bottom: 24px;
}
.sec-title::after {
    content: "";
    width: 224px;
    height: 5px;
    flex: none;
    background: var(--green);
    border-radius: 2px;
}
.sec-title.sub::after {
    width: 120px;
}
.sec-title.sub h3 {
    font-size: 24px;
}
.sec-title h2,
.sec-title h3 {
    margin: 0;
    font-size: 26px;
    font-weight: 700;
    color: var(--green);
    line-height: 1.2;
}
.sec-title .more {
    position: absolute;
    right: 18px;
    font-size: 13px;
    color: var(--muted);
    font-weight: 400;
}
.panel {
    position: relative;
}
.sec-title .more:hover {
    color: var(--green);
}

/* 视频 */
.video-box {
    overflow: hidden;
    background: #000;
}
.video-box video {
    width: 100%;
    aspect-ratio: 16/10;
    display: block;
}
.panel p {
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
    font-size: 16px;
    line-height: 28px;
    color: #000000;
    margin: 0 0 12px;
    text-align: justify;
    text-indent: 2em;
}
.panel p:last-child {
    margin-bottom: 0;
}
.read-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--green);
    font-size: 16px;
    font-weight: 700;
}
.panel > .read-more {
    display: flex;
    justify-content: flex-end;
}
.read-more .arr {
    color: inherit;
    display: inline-block;
    transition: transform 0.18s ease;
}
.read-more:hover .arr {
    transform: translateX(4px);
}

/* 主持人 */
.host {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.host img {
    width: 142px;
    height: 178px;
    object-fit: cover;
    flex: none;
    border: 1px solid #ddd;
}
.host .name {
    font-size: 18px;
    font-weight: 700;
    color: var(--green);
    margin: 0 0 6px;
    text-align: left;
    text-indent: 0;
}
.host .bio {
    font-size: 16px;
    line-height: 24px;
    color: #000000;
    margin: 0;
    text-align: justify;
    text-indent: 2em;
}
.host .read-more {
    display: flex;
    justify-content: flex-end;
    margin-top: 8px;
}
.members {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    column-gap: 7px;
    row-gap: 0;
    margin-top: 4px;
}
.members a {
    border: none;
    border-radius: 0;
    padding: 0 4px;
    font-size: 16px;
    line-height: 28px;
    color: #000000;
    text-align: center;
    white-space: nowrap;
}
.members a:hover {
    color: var(--green);
    font-weight: 700;
}

/* 获奖情况 */
.panels-box {
    background: #ffffff;
    padding: 20px;
    box-shadow: 1px 1px 5px 1px #ccc;
}
.awards {
    margin-top: 20px;
    background: #ffffff;
    padding: 36px 18px 18px;
    box-shadow: 1px 1px 5px 1px #ccc;
}
.awards .sec-title {
    margin-bottom: 28px;
}
.carousel {
    display: flex;
    align-items: center;
    gap: 12px;
}
.carousel .arrow {
    flex: none;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: var(--green);
    color: #ffffff;
    font-size: 18px;
    cursor: pointer;
    transition: background 0.15s ease;
}
.carousel .arrow:hover {
    background: var(--green-d);
}
.track {
    flex: 1;
    display: flex;
    gap: 16px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 4px 2px 10px;
    scrollbar-width: thin;
}
.track::-webkit-scrollbar {
    height: 6px;
}
.track::-webkit-scrollbar-thumb {
    background: #ccd6cc;
    border-radius: 3px;
}
.track img {
    width: calc((100% - 64px) / 5);
    aspect-ratio: 10 / 7;
    height: auto;
    object-fit: contain;
    flex: 0 0 calc((100% - 64px) / 5);
    border: 0;
    background: #ffffff;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
    cursor: pointer;
}
.track img:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.18);
}

/* 列表页 */
.list-wrap {
    background: #ffffff;
    padding: 26px 30px 32px;
    box-shadow: 1px 1px 5px 1px #ccc;
}
.crumb {
    font-size: 14px;
    color: #666666;
    margin: 0 0 22px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e5e5e5;
    line-height: 1.9;
}
.crumb a:hover {
    color: var(--green);
}
.crumb .sep {
    margin: 0 8px;
    color: #bbbbbb;
}
.crumb .cur {
    color: var(--green);
    font-weight: 700;
}
.list-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--green);
    margin: 0;
    padding-left: 12px;
    border-left: 5px solid var(--green);
    line-height: 1.2;
}
.paper-list {
    list-style: none;
    margin: 18px 0 0;
    padding: 0;
}
.paper-list li {
    border-bottom: 1px dashed #dddddd;
}
.paper-list li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 6px;
    color: #333333;
    transition:
        background 0.15s ease,
        color 0.15s ease,
        padding-left 0.18s ease;
}
.paper-list .dot {
    flex: none;
    width: 7px;
    height: 7px;
    background: var(--gold);
    transform: rotate(45deg);
    transition: background 0.15s ease;
}
.paper-list .txt {
    font-size: 16px;
    line-height: 1.6;
}
.paper-list li a:hover {
    background: #f3f7f3;
    color: var(--green);
    padding-left: 12px;
}
.paper-list li a:hover .dot {
    background: var(--green);
}
.pager {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 24px;
}
.pager .info {
    font-size: 14px;
    color: #666666;
}
.pager .btns {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.pager .btns a {
    display: inline-flex;
    align-items: center;
    padding: 7px 15px;
    font-size: 14px;
    color: #333333;
    border: 1px solid #dddddd;
    background: #fafafa;
    transition:
        background 0.15s ease,
        color 0.15s ease,
        border-color 0.15s ease;
}
.pager .btns a:hover {
    background: var(--green);
    color: #ffffff;
    border-color: var(--green);
}

/* 两栏列表页（list.html） */
.support-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 44px;
    align-items: start;
    background: #ffffff;
    padding: 30px;
}
.side-menu {
    background: #ffffff;
    border: 1px solid #eaeaea;
    overflow: hidden;
}
.side-menu .side-head {
    background: var(--green);
    color: #ffffff;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 20px 28px;
}
.side-menu a {
    display: block;
    padding: 16px 28px;
    font-size: 18px;
    color: #333333;
    border-bottom: 1px solid #eaeaea;
    transition:
        background 0.15s ease,
        color 0.15s ease;
}
.side-menu a:last-child {
    border-bottom: none;
}
.side-menu a:hover {
    background: var(--green);
    color: #ffffff;
}

.doc-panel {
    min-width: 0;
}
.doc-title {
    font-size: 30px;
    font-weight: 700;
    color: #222222;
    margin: 0;
    padding-left: 16px;
    border-left: 6px solid var(--green);
    line-height: 1.1;
}
.doc-list {
    list-style: none;
    margin: 22px 0 0;
    padding: 0;
    border-top: 1px solid #e5e5e5;
}
.doc-list li {
    border-bottom: 1px solid #eeeeee;
}
.doc-list a {
    display: block;
    padding: 16px 6px;
    font-size: 18px;
    color: #333333;
    line-height: 1.5;
    transition:
        color 0.15s ease,
        background 0.15s ease,
        padding-left 0.18s ease;
}
.doc-list a:hover {
    color: var(--green);
    background: #fafcfa;
    padding-left: 12px;
}

.pager-c {
    margin-top: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
}
.pager-c .info {
    font-size: 15px;
    color: #333333;
}
.pager-c .info b {
    color: #d0021b;
    font-weight: 700;
}
.pager-c .btns {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.pager-c .btns a {
    display: inline-flex;
    align-items: center;
    padding: 9px 18px;
    font-size: 15px;
    color: #666666;
    border: 1px solid #dddddd;
    background: #ffffff;
    transition:
        background 0.15s ease,
        color 0.15s ease,
        border-color 0.15s ease;
}
.pager-c .btns a:hover {
    background: var(--green);
    color: #ffffff;
    border-color: var(--green);
}

/* PDF 查看器（content.html）与视频（video.html） */
.pdf-toolbar,
.media-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 18px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e5e5e5;
}
.pdf-frame {
    display: block;
    width: 100%;
    height: 82vh;
    border: 1px solid #e5e5e5;
    background: #f5f5f5;
}
.pdf-title {
    font-size: 24px;
    font-weight: 700;
    color: #222222;
    text-align: center;
    line-height: 1.5;
    margin: 0 0 16px;
}
.video-player {
    display: block;
    width: 100%;
    max-height: 78vh;
    background: #000000;
    border: 1px solid #e5e5e5;
}

/* 页脚 */
.footer {
    background: var(--green);
    color: #ffffff;
}
.footer .inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 22px;
    min-height: 84px;
    padding: 18px 20px;
    font-size: 16px;
    letter-spacing: 0.02em;
}
.footer .sep {
    color: rgba(255, 255, 255, 0.45);
}

a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--gold);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .track {
        scroll-behavior: auto;
    }
    .track img:hover,
    .read-more:hover .arr {
        transform: none;
    }
}