/* ==========================================================================
   门户首页（新浪式多栏排版）
   色板：新浪蓝 var(--primary) + 热点红 #d81e06
   依赖：home.css 的 :root 变量（--primary / --line / --ink 等）
   所有类名以 .pt- 前缀，避免与其它页面样式冲突
   ========================================================================== */

.pt-wrap {
    --pt-blue: var(--primary, #1a5fb4);
    --pt-blue-d: var(--primary-dark, #14498c);
    --pt-blue-l: var(--primary-light, #eef4fd);
    --pt-red: #d81e06;
    --pt-txt: #222;
    --pt-txt-2: #5a6270;
    --pt-txt-3: #949596;
    --pt-line: #e6e8ee;
    padding: 16px 0 40px;
}

/* ============================ 频道条 ============================ */
.pt-chanbar {
    background: #fff;
    border-bottom: 1px solid var(--pt-line);
    box-shadow: 0 1px 6px rgba(30, 40, 60, .05);
    margin-bottom: 14px;
}
.pt-chanbar-in {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
}
.pt-cb-label {
    flex: 0 0 auto;
    font-size: 12.5px;
    color: #fff;
    background: var(--pt-blue);
    border-radius: 3px;
    padding: 2px 8px;
    letter-spacing: 1px;
}
.pt-cb-list {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 2px;
    overflow-x: auto;
    scrollbar-width: none;
}
.pt-cb-list::-webkit-scrollbar { display: none; }
.pt-cb-list a {
    flex: 0 0 auto;
    display: block;
    padding: 0 12px;
    line-height: 42px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--pt-txt);
    border-bottom: 2px solid transparent;
}
.pt-cb-list a:hover { color: var(--pt-blue); }
.pt-cb-list a.on { color: var(--pt-blue); border-bottom-color: var(--pt-blue); }
.pt-cb-stat {
    flex: 0 0 auto;
    font-size: 12.5px;
    color: var(--pt-txt-3);
}
.pt-cb-stat b { color: var(--pt-blue); font-weight: 700; }

/* 广告位 */
.pt-ad { margin: 6px auto 14px; }
.pt-ad-top { margin-top: 0; }
.pt-ad-bottom { margin-top: 20px; }

/* ============================ 首屏三栏 ============================ */
.pt-top {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr) 300px;
    gap: 16px;
    align-items: start;
}
.pt-panel {
    background: #fff;
    border: 1px solid var(--pt-line);
    border-radius: 6px;
    overflow: hidden;
}
.pt-ph {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 11px 14px;
    border-bottom: 1px solid var(--pt-line);
    background: linear-gradient(#fff, #fbfcfe);
}
.pt-ph h2 {
    position: relative;
    padding-left: 11px;
    font-size: 17px;
    font-weight: 800;
    color: var(--pt-txt);
    line-height: 1.3;
}
.pt-ph h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 16px;
    border-radius: 2px;
    background: var(--pt-blue);
}
.pt-ph-sub { font-size: 12px; color: var(--pt-txt-3); }
.pt-more {
    margin-left: auto;
    flex: 0 0 auto;
    font-size: 12.5px;
    color: var(--pt-blue);
}
.pt-more:hover { color: var(--pt-blue-d); }

/* 要闻列表 */
.pt-newslist { padding: 4px 14px 8px; }
.pt-newslist li + li { border-top: 1px dashed #f0f2f6; }
.pt-newslist a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 0;
    font-size: 14.5px;
    color: var(--pt-txt);
}
.pt-newslist .t {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-newslist a:hover .t { color: var(--pt-blue); }
.pt-newslist li.top .t { font-weight: 700; }
.pt-newslist .tag {
    flex: 0 0 auto;
    font-style: normal;
    font-size: 11px;
    line-height: 16px;
    padding: 0 5px;
    border-radius: 2px;
    background: var(--pt-blue);
    color: #fff;
}
.pt-newslist .tag.hot { background: var(--pt-red); }
.pt-newslist .d { flex: 0 0 auto; font-size: 12px; color: #a8adb6; }
.pt-newslist .empty { padding: 22px 0; text-align: center; color: var(--pt-txt-3); font-size: 13px; }

.pt-news-foot {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px 14px;
    border-top: 1px solid var(--pt-line);
    background: #fbfcfe;
}
.pt-news-foot a {
    font-size: 12.5px;
    color: var(--pt-txt-2);
    background: #fff;
    border: 1px solid var(--pt-line);
    border-radius: 14px;
    padding: 3px 10px;
}
.pt-news-foot a:hover { color: var(--pt-blue); border-color: var(--pt-blue); }

/* 焦点图 */
.pt-focus { min-width: 0; }
.pt-focus-view {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: 6px;
    overflow: hidden;
    background: #0f1720;
    box-shadow: 0 6px 20px rgba(20, 40, 80, .10);
}
.pt-fs {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .45s ease;
    pointer-events: none;
}
.pt-fs.on { opacity: 1; pointer-events: auto; }
.pt-fs img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pt-fs-cap {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 40px 18px 14px;
    background: linear-gradient(transparent, rgba(0, 0, 0, .80));
    color: #fff;
}
.pt-fs-cap .tg {
    display: inline-block;
    font-size: 11.5px;
    background: var(--pt-red);
    color: #fff;
    padding: 1px 7px;
    border-radius: 2px;
    margin-bottom: 7px;
}
.pt-fs-cap h3 {
    font-size: 21px;
    font-weight: 700;
    line-height: 1.36;
    text-shadow: 0 1px 6px rgba(0, 0, 0, .45);
}
.pt-fs-cap p {
    margin-top: 6px;
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255, 255, 255, .86);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pt-fs-empty {
    display: flex;
    align-items: flex-end;
    background: linear-gradient(135deg, #1a5fb4, #2f86d6);
}
.pt-fs-empty .pt-fs-cap { background: linear-gradient(transparent, rgba(0, 0, 0, .35)); }

.pt-focus-nav {
    display: flex;
    margin-top: 8px;
    background: #fff;
    border: 1px solid var(--pt-line);
    border-radius: 6px;
    overflow: hidden;
}
.pt-fn {
    flex: 1;
    min-width: 0;
    padding: 9px 6px;
    border: 0;
    border-right: 1px solid var(--pt-line);
    background: transparent;
    font-size: 12.5px;
    color: var(--pt-txt-2);
    cursor: pointer;
    font-family: inherit;
}
.pt-fn:last-child { border-right: 0; }
.pt-fn:hover { color: var(--pt-blue); }
.pt-fn.on { background: var(--pt-blue-l); color: var(--pt-blue); font-weight: 700; }
.pt-fn .tx {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 右栏 */
.pt-side { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.pt-ranklist { padding: 6px 14px 12px; }
.pt-ranklist li + li { border-top: 1px dashed #f0f2f6; }
.pt-ranklist a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 0;
    font-size: 14px;
    color: var(--pt-txt);
}
.pt-ranklist i {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    line-height: 18px;
    text-align: center;
    font-style: normal;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    background: #c9ced8;
    border-radius: 3px;
}
.pt-ranklist li.n1 i { background: var(--pt-red); }
.pt-ranklist li.n2 i { background: #f8591b; }
.pt-ranklist li.n3 i { background: #ff9d21; }
.pt-ranklist .t {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-ranklist a:hover .t { color: var(--pt-blue); }
.pt-ranklist em { flex: 0 0 auto; font-style: normal; font-size: 12px; color: #a8adb6; }
.pt-ranklist .empty { padding: 20px 0; text-align: center; color: var(--pt-txt-3); font-size: 13px; }

.pt-quickgrid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 12px 14px 14px;
}
.pt-quickgrid a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 10px 4px;
    border: 1px solid var(--pt-line);
    border-radius: 6px;
    font-size: 12.5px;
    color: var(--pt-txt-2);
    text-align: center;
}
.pt-quickgrid a:hover {
    border-color: var(--pt-blue);
    color: var(--pt-blue);
    background: var(--pt-blue-l);
}
.pt-quickgrid .ic { font-size: 19px; line-height: 1; }

/* ============================ 频道分区 ============================ */
.pt-sec {
    margin-top: 20px;
    background: #fff;
    border: 1px solid var(--pt-line);
    border-radius: 6px;
}
.pt-sh {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--pt-line);
    background: linear-gradient(#fff, #fbfcfe);
    border-radius: 6px 6px 0 0;
}
.pt-sh h2 {
    position: relative;
    padding-left: 11px;
    font-size: 18px;
    font-weight: 800;
    color: var(--pt-txt);
    line-height: 1.3;
    flex: 0 0 auto;
}
.pt-sh h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 18px;
    border-radius: 2px;
    background: var(--pt-blue);
}
.pt-sh .sub {
    flex: 1;
    min-width: 0;
    font-size: 12.5px;
    color: var(--pt-txt-3);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pt-sec-body {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr) 250px;
    gap: 18px;
    padding: 14px;
}

/* 头条图文 */
.pt-topstory { display: block; min-width: 0; }
.pt-topstory .pic {
    position: relative;
    display: block;
    aspect-ratio: 4 / 3;
    border-radius: 4px;
    overflow: hidden;
    background: #f2f4f8;
}
.pt-topstory .pic img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}
.pt-topstory:hover .pic img { transform: scale(1.045); }
.pt-topstory .pic .ph {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 40px;
    color: #c9ced8;
}
.pt-topstory .badge {
    position: absolute;
    left: 8px;
    top: 8px;
    font-size: 11.5px;
    padding: 1px 7px;
    border-radius: 2px;
    background: rgba(0, 0, 0, .62);
    color: #fff;
}
.pt-topstory h3 {
    margin-top: 9px;
    font-size: 16.5px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--pt-txt);
}
.pt-topstory:hover h3 { color: var(--pt-blue); }
.pt-topstory p {
    margin-top: 6px;
    font-size: 13px;
    line-height: 1.65;
    color: #7b8290;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 标题列表 */
.pt-list { min-width: 0; }
.pt-list li + li { border-top: 1px dashed #f0f2f6; }
.pt-list a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 0;
    font-size: 14.5px;
    color: var(--pt-txt);
}
.pt-list .t {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-list a:hover .t { color: var(--pt-blue); }
.pt-list .meta {
    flex: 0 0 auto;
    max-width: 40%;
    font-size: 12px;
    color: var(--pt-txt-3);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-list .d { flex: 0 0 auto; font-size: 12px; color: #b6bac2; }
.pt-type {
    font-style: normal;
    font-size: 11.5px;
    color: var(--pt-blue);
    border: 1px solid var(--pt-blue);
    border-radius: 2px;
    padding: 0 4px;
    margin-right: 6px;
}

/* 右侧小栏目 */
.pt-mini {
    min-width: 0;
    padding-left: 16px;
    border-left: 1px solid var(--pt-line);
}
.pt-mini .mt { font-size: 12.5px; color: var(--pt-txt-3); margin-bottom: 6px; }
.pt-mini a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 0;
    font-size: 13.5px;
    color: #3c424d;
}
.pt-mini a:hover { color: var(--pt-blue); }
.pt-mini .nm {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-mini i {
    flex: 0 0 auto;
    font-style: normal;
    font-size: 12px;
    line-height: 16px;
    padding: 0 7px;
    border-radius: 9px;
    background: #eef0f4;
    color: #7b8290;
}
.pt-mini-more {
    display: inline-block;
    margin-top: 8px;
    font-size: 12.5px;
    color: var(--pt-blue);
}

/* 课程卡片 */
.pt-coursegrid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    padding: 14px;
}
.pt-course {
    display: block;
    min-width: 0;
    border: 1px solid var(--pt-line);
    border-radius: 6px;
    overflow: hidden;
    transition: box-shadow .2s ease, transform .2s ease;
}
.pt-course:hover {
    box-shadow: 0 6px 18px rgba(20, 40, 80, .10);
    transform: translateY(-2px);
}
.pt-course .pic {
    position: relative;
    display: block;
    aspect-ratio: 16 / 9;
    background: #f2f4f8;
}
.pt-course .pic img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pt-course .pic .ph {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 30px;
    color: #c9ced8;
}
.pt-course .badge {
    position: absolute;
    left: 6px;
    top: 6px;
    font-size: 11px;
    padding: 1px 6px;
    border-radius: 2px;
    background: var(--pt-red);
    color: #fff;
}
.pt-course .body { padding: 10px 11px 11px; }
.pt-course h3 {
    font-size: 14.5px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--pt-txt);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px;
}
.pt-course:hover h3 { color: var(--pt-blue); }
.pt-course p {
    margin-top: 5px;
    font-size: 12.5px;
    color: var(--pt-txt-3);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-course .foot {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}
.pt-course .who { flex: 1; min-width: 0; font-size: 12.5px; color: var(--pt-txt-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pt-course .pr { flex: 0 0 auto; font-size: 15px; font-weight: 700; color: var(--pt-red); }

.pt-hotline {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 14px;
    padding-top: 12px;
    border-top: 1px dashed var(--pt-line);
}
.pt-hotline .lb {
    flex: 0 0 auto;
    font-size: 12.5px;
    color: #fff;
    background: var(--pt-red);
    border-radius: 2px;
    padding: 2px 8px;
}
.pt-hotline .items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    flex: 1;
    min-width: 0;
}
.pt-hotline a {
    display: flex;
    align-items: center;
    gap: 6px;
    max-width: 100%;
    font-size: 13.5px;
    color: #3c424d;
}
.pt-hotline a:hover { color: var(--pt-blue); }
.pt-hotline a i {
    flex: 0 0 auto;
    width: 16px;
    height: 16px;
    line-height: 16px;
    text-align: center;
    font-style: normal;
    font-size: 12px;
    color: #fff;
    background: #c9ced8;
    border-radius: 3px;
}
.pt-hotline a em { font-style: normal; font-size: 12px; color: #a8adb6; }

/* 商铺 · 好物 */
.pt-shopbody {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 18px;
    padding: 14px;
}
.pt-shops, .pt-goods { min-width: 0; }
.pt-shops .mt, .pt-goods .mt { font-size: 12.5px; color: var(--pt-txt-3); margin-bottom: 8px; }
.pt-shops .grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.pt-shops a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    border: 1px solid var(--pt-line);
    border-radius: 6px;
    min-width: 0;
}
.pt-shops a:hover { border-color: var(--pt-blue); background: #fafcff; }
.pt-shops .logo {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    overflow: hidden;
    background: #f2f4f8;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}
.pt-shops .logo img { width: 100%; height: 100%; object-fit: cover; }
.pt-shops .info { flex: 1; min-width: 0; }
.pt-shops .info b {
    display: block;
    font-size: 14px;
    color: var(--pt-txt);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-shops .info em {
    display: block;
    font-style: normal;
    font-size: 12px;
    color: var(--pt-txt-3);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-shops .n { flex: 0 0 auto; font-size: 12px; color: #a8adb6; }

.pt-goods .grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.pt-goods a { display: block; min-width: 0; }
.pt-goods .pic {
    display: block;
    aspect-ratio: 1 / 1;
    border-radius: 4px;
    overflow: hidden;
    background: #f2f4f8;
}
.pt-goods .pic img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.pt-goods a:hover .pic img { transform: scale(1.05); }
.pt-goods .pic .ph {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 26px;
    color: #c9ced8;
}
.pt-goods b {
    display: block;
    margin-top: 7px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--pt-txt);
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-goods a:hover b { color: var(--pt-blue); }
.pt-goods .pr { display: block; margin-top: 3px; font-size: 14.5px; font-weight: 700; color: var(--pt-red); }

/* 短视频 */
.pt-videogrid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
    padding: 14px;
}
.pt-video { display: block; min-width: 0; }
.pt-video .pic {
    position: relative;
    display: block;
    aspect-ratio: 3 / 4;
    border-radius: 6px;
    overflow: hidden;
    background: #10161f;
}
.pt-video .pic img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pt-video .pic .ph {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 28px;
    color: #6b7686;
}
.pt-video .play {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 34px;
    height: 34px;
    line-height: 34px;
    text-align: center;
    border-radius: 50%;
    background: rgba(0, 0, 0, .45);
    color: #fff;
    font-size: 13px;
    padding-left: 2px;
}
.pt-video:hover .play { background: rgba(216, 30, 6, .85); }
.pt-video b {
    display: block;
    margin-top: 7px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--pt-txt);
    line-height: 1.45;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-video:hover b { color: var(--pt-blue); }
.pt-video .n { display: block; margin-top: 3px; font-size: 12px; color: #a8adb6; }

/* 论坛热议 */
.pt-forumlist {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 22px;
    padding: 8px 14px 14px;
}
.pt-forumlist li { border-bottom: 1px dashed #f0f2f6; }
.pt-forumlist a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 0;
    font-size: 14.5px;
    color: var(--pt-txt);
}
.pt-forumlist .t {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pt-forumlist a:hover .t { color: var(--pt-blue); }
.pt-forumlist .meta {
    flex: 0 0 auto;
    font-size: 12px;
    color: var(--pt-blue);
    background: var(--pt-blue-l);
    border-radius: 2px;
    padding: 1px 6px;
}
.pt-forumlist .n { flex: 0 0 auto; font-size: 12px; color: #a8adb6; }

/* ============================ 响应式 ============================ */
@media (max-width: 1099px) {
    .pt-top { grid-template-columns: minmax(0, 1fr) 300px; }
    .pt-focus { grid-column: 1 / -1; grid-row: 1; }
    .pt-news { grid-column: 1; grid-row: 2; }
    .pt-side { grid-column: 2; grid-row: 2; }
    .pt-sec-body { grid-template-columns: 240px minmax(0, 1fr); }
    .pt-mini {
        grid-column: 1 / -1;
        padding: 12px 0 0;
        border-left: 0;
        border-top: 1px solid var(--pt-line);
    }
    .pt-coursegrid { grid-template-columns: repeat(3, 1fr); }
    .pt-videogrid { grid-template-columns: repeat(4, 1fr); }
    .pt-cb-stat { display: none; }
}

@media (max-width: 860px) {
    .pt-coursegrid { grid-template-columns: repeat(2, 1fr); }
    .pt-videogrid { grid-template-columns: repeat(3, 1fr); }
    .pt-shopbody { grid-template-columns: 1fr; gap: 14px; }
    .pt-fs-cap h3 { font-size: 18px; }
}

@media (max-width: 719px) {
    .pt-wrap { padding-top: 10px; }
    .pt-chanbar-in { flex-wrap: wrap; padding: 6px 0; gap: 6px; }
    .pt-cb-list a { line-height: 34px; padding: 0 9px; font-size: 14px; }
    .pt-top { grid-template-columns: minmax(0, 1fr); gap: 12px; }
    .pt-focus { grid-column: 1; grid-row: 1; }
    .pt-news { grid-column: 1; grid-row: 2; }
    .pt-side { grid-column: 1; grid-row: 3; }
    .pt-focus-view { aspect-ratio: 4 / 3; }
    .pt-fs-cap { padding: 30px 14px 12px; }
    .pt-fs-cap h3 { font-size: 17px; }
    .pt-fs-cap p { display: none; }
    .pt-focus-nav { overflow-x: auto; }
    .pt-fn { flex: 0 0 auto; min-width: 96px; }
    .pt-quickgrid { grid-template-columns: repeat(4, 1fr); }
    .pt-sec-body { grid-template-columns: minmax(0, 1fr); gap: 14px; }
    .pt-topstory .pic { aspect-ratio: 16 / 9; }
    .pt-list .meta { display: none; }
    .pt-coursegrid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .pt-sec .pt-coursegrid { padding: 12px; }
    .pt-videogrid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .pt-forumlist { grid-template-columns: minmax(0, 1fr); }
    .pt-goods .grid { grid-template-columns: repeat(2, 1fr); }
    .pt-shops .grid { grid-template-columns: minmax(0, 1fr); }
    .pt-hotline { flex-direction: column; align-items: flex-start; gap: 8px; }
    .pt-sh .sub { display: none; }
}