/* 智慧校园专题页：与现有专题保持统一节奏，兼顾旧版 Safari。 */
.campus-page {
    --campus-blue: #1268d5;
    --campus-cyan: #18b8c8;
    --campus-navy: #081c3d;
    --campus-ink: #13243a;
    --campus-muted: #66768a;
    --campus-pale: #f2f7fc;
    --campus-line: #dce8f2;
    overflow: visible;
    color: var(--campus-ink);
    background: #fff;
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
}

.campus-page *, .campus-page *::before, .campus-page *::after { box-sizing: border-box; }
.campus-page img { display: block; max-width: 100%; }
.campus-page a { color: inherit; text-decoration: none; }
.campus-page h1, .campus-page h2, .campus-page h3, .campus-page p, .campus-page figure, .campus-page ul { margin-top: 0; }
.campus-symbols { position: absolute; width: 0; height: 0; overflow: hidden; }
.campus-shell { width: calc(100% - 48px); max-width: 1240px; margin-right: auto; margin-left: auto; }
.campus-section { padding: 108px 0; }

.campus-hero {
    position: relative;
    min-height: 690px;
    padding: 78px 0 82px;
    overflow: hidden;
    isolation: isolate;
    color: #fff;
    background-color: #061b3e;
    background-image: url("../images/campus/campus-hero-banner-20260825.jpg");
    background-repeat: no-repeat;
    background-position: 64% center;
    background-size: cover;
}
.campus-hero::before, .campus-hero::after { content: ""; position: absolute; pointer-events: none; }
.campus-hero::before { top: 0; right: 0; bottom: 0; left: 0; z-index: 0; background: linear-gradient(90deg, rgba(3,19,49,.98) 0%, rgba(4,28,66,.93) 34%, rgba(5,44,86,.62) 54%, rgba(5,42,80,.14) 78%, rgba(5,35,67,.04) 100%); }
.campus-hero::after { right: 0; bottom: 0; left: 0; z-index: 0; height: 210px; background: linear-gradient(180deg, rgba(4,24,55,0), rgba(3,18,44,.2)); }
.campus-hero__grid { position: relative; z-index: 1; display: flex; min-height: 530px; align-items: center; }
.campus-hero__copy { width: 100%; max-width: 680px; text-shadow: 0 2px 20px rgba(1,14,36,.14); }
.campus-eyebrow { display: flex; align-items: center; margin-bottom: 28px; color: #7ef2e3; font-size: 14px; font-weight: 800; letter-spacing: .08em; }
.campus-eyebrow span { display: block; width: 46px; height: 2px; margin-right: 15px; background: #7ef2e3; }
.campus-hero h1 { margin-bottom: 25px; font-size: 58px; font-weight: 800; line-height: 1.18; letter-spacing: -.035em; }
.campus-hero__copy > p { max-width: 630px; margin-bottom: 34px; color: rgba(255,255,255,.78); font-size: 17px; line-height: 1.9; }
.campus-hero__actions { display: flex; gap: 14px; margin-bottom: 36px; flex-wrap: wrap; }
.campus-button { display: inline-flex; min-height: 54px; padding: 0 30px; align-items: center; justify-content: center; gap: 14px; border: 1px solid transparent; border-radius: 999px; font-size: 16px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.campus-button:hover { transform: translateY(-2px); }
.campus-button--primary { color: #fff !important; background: #12b892; box-shadow: 0 14px 34px rgba(18,184,146,.25); }
.campus-button--ghost { color: #fff !important; border-color: rgba(255,255,255,.38); background: rgba(255,255,255,.06); }
.campus-hero__signals { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); padding: 0; margin: 0; gap: 10px; list-style: none; }
.campus-hero__signals li { display: flex; min-width: 0; min-height: 62px; padding: 11px 12px; align-items: center; gap: 9px; border: 1px solid rgba(255,255,255,.15); border-radius: 14px; color: rgba(255,255,255,.9); background: rgba(255,255,255,.065); font-size: 12px; line-height: 1.45; }
.campus-hero__signals svg { flex: 0 0 auto; width: 22px; height: 22px; fill: none; stroke: #77efdf; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.campus-visual figcaption { padding: 12px 6px 3px; color: rgba(255,255,255,.68); font-size: 11px; line-height: 1.6; text-align: center; }

.campus-local-nav { position: -webkit-sticky !important; position: sticky !important; top: 0 !important; z-index: 120 !important; border-bottom: 1px solid #e5edf4; background: rgba(255,255,255,.96); box-shadow: 0 8px 28px rgba(23,57,94,.055); }
.campus-local-nav .topic-local-nav__inner { display: flex; height: 70px; align-items: center; justify-content: space-between; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.campus-local-nav .topic-local-nav__inner::-webkit-scrollbar { display: none; }
.campus-local-nav a { position: relative; flex: 0 0 auto; padding: 25px 13px 23px; color: #435468; font-size: 14px; font-weight: 700; }
.campus-local-nav a::after { content: ""; position: absolute; right: 50%; bottom: 0; left: 50%; height: 3px; background: var(--campus-blue); transition: right .2s ease, left .2s ease; }
.campus-local-nav a:hover { color: var(--campus-blue); }
.campus-local-nav a:hover::after { right: 15px; left: 15px; }

.campus-section__head { max-width: 680px; margin-bottom: 46px; }
.campus-section__head--center { max-width: 880px; margin-right: auto; margin-left: auto; text-align: center; }
.campus-section__head > span { display: block; margin-bottom: 15px; color: var(--campus-blue); font-size: 12px; font-weight: 900; letter-spacing: .18em; }
.campus-section__head h2 { margin-bottom: 20px; color: var(--campus-ink); font-size: 46px; font-weight: 650; line-height: 1.25; letter-spacing: -.025em; }
.campus-section__head p { margin-bottom: 0; color: var(--campus-muted); font-size: 16px; line-height: 1.85; }
.campus-section__head--light > span { color: #70e9dc; }
.campus-section__head--light h2 { color: #fff; }
.campus-section__head--light p { color: rgba(255,255,255,.68); }

.campus-scenes { background: #fff; }
.campus-scenes__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.campus-scenes__grid article { min-height: 250px; padding: 34px; border: 1px solid var(--campus-line); border-radius: 24px; background: linear-gradient(145deg, #fff 35%, #f4f9fe 100%); box-shadow: 0 16px 44px rgba(29,78,122,.045); }
.campus-scenes__grid i, .campus-feature-grid i, .campus-roles__grid i, .campus-service__grid i { display: flex; width: 56px; height: 56px; align-items: center; justify-content: center; border-radius: 17px; color: var(--campus-blue); background: #e5f2ff; font-style: normal; }
.campus-scenes__grid svg, .campus-feature-grid svg, .campus-roles__grid svg, .campus-service__grid svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.campus-scenes__grid h3 { margin: 25px 0 12px; font-size: 21px; }
.campus-scenes__grid p { margin-bottom: 0; color: var(--campus-muted); font-size: 14px; line-height: 1.75; }

.campus-roles { color: #fff; background: #071d3b; }
.campus-roles__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.campus-roles__grid article { min-height: 225px; padding: 31px 28px; border: 1px solid rgba(255,255,255,.1); border-radius: 23px; background: rgba(255,255,255,.055); }
.campus-roles__grid i { color: #6ee6db; background: rgba(93,235,218,.12); }
.campus-roles__grid h3 { margin: 25px 0 11px; color: #fff; font-size: 20px; }
.campus-roles__grid p { margin-bottom: 0; color: rgba(255,255,255,.64); font-size: 13px; line-height: 1.75; }

.campus-dining { background: #f3f8fc; }
.campus-split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 68px; align-items: center; }
.campus-visual { padding: 0; margin: 0; overflow: hidden; border-radius: 27px; background: #fff; box-shadow: 0 24px 65px rgba(22,71,113,.13); }
.campus-visual img { width: 100%; height: 420px; border-radius: 27px 27px 0 0; background: #fff; object-fit: cover; }
.campus-visual figcaption { padding: 14px 18px 16px; color: #718196; background: #fff; }
.campus-split__copy .campus-section__head { margin-bottom: 30px; }
.campus-check-list { padding: 0; margin-bottom: 0; list-style: none; }
.campus-check-list li { display: grid; grid-template-columns: 30px 1fr; gap: 14px; padding: 17px 0; border-top: 1px solid #dbe7f0; }
.campus-check-list li > svg { width: 26px; height: 26px; fill: none; stroke: #11a885; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.campus-check-list h3 { margin: 0 0 6px; font-size: 17px; }
.campus-check-list p { margin-bottom: 0; color: var(--campus-muted); font-size: 13px; line-height: 1.75; }

.campus-security { background: #fff; }
.campus-visual-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.campus-visual-grid article { overflow: hidden; border: 1px solid var(--campus-line); border-radius: 24px; background: #fff; box-shadow: 0 18px 48px rgba(31,72,110,.07); }
.campus-visual-grid img { width: 100%; height: 220px; background: #edf4fa; object-fit: cover; }
.campus-visual-grid article > div { padding: 26px 27px 30px; }
.campus-visual-grid h3 { margin-bottom: 10px; font-size: 20px; }
.campus-visual-grid p { margin-bottom: 0; color: var(--campus-muted); font-size: 13px; line-height: 1.7; }

.campus-teaching { background: #f3f8fc; }
.campus-teaching__grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 60px; align-items: center; }
.campus-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.campus-feature-grid article { min-height: 190px; padding: 24px; border: 1px solid var(--campus-line); border-radius: 20px; background: #fff; }
.campus-feature-grid i { width: 46px; height: 46px; border-radius: 14px; }
.campus-feature-grid svg { width: 23px; height: 23px; }
.campus-feature-grid h3 { margin: 18px 0 8px; font-size: 17px; }
.campus-feature-grid p { margin-bottom: 0; color: var(--campus-muted); font-size: 12px; line-height: 1.7; }

.campus-service { color: var(--campus-ink); background: linear-gradient(180deg, #eef5fb 0%, #f8fbfd 100%); }
.campus-service__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.campus-service__grid article { display: block; min-width: 0; overflow: hidden; border: 1px solid var(--campus-line); border-radius: 26px; background: #fff; box-shadow: 0 22px 58px rgba(22,71,113,.1); }
.campus-service__grid img { width: 100%; height: 310px; padding: 0; border-bottom: 1px solid var(--campus-line); background: #fff; object-fit: cover; }
.campus-service__grid article > div { position: relative; min-height: 238px; padding: 34px 34px 38px 112px; }
.campus-service__grid i { position: absolute; top: 34px; left: 34px; width: 56px; height: 56px; color: var(--campus-blue); background: #e5f2ff; }
.campus-service__grid h3 { margin: 0 0 13px; color: var(--campus-ink); font-size: 22px; }
.campus-service__grid p { margin-bottom: 0; color: var(--campus-muted); font-size: 14px; line-height: 1.82; }

.campus-hardware { background: #fff !important; }
.campus-hardware .topic-hardware__head > span { color: var(--campus-blue); }
.campus-hardware .topic-hardware__grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
.campus-hardware .topic-hardware__card { min-height: 390px; border-color: var(--campus-line); }
.campus-hardware .topic-hardware__media { height: 235px; background: #fff; }
.campus-hardware .topic-hardware__media img { mix-blend-mode: normal; object-fit: contain; }

.campus-news { background: #f1f7f8; }
.campus-news__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 46px; }
.campus-news__head .campus-section__head { margin-bottom: 0; }
.campus-text-link { flex: 0 0 auto; padding: 12px 0; color: #0c8b72 !important; font-size: 14px; font-weight: 800; }
.campus-news__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.campus-news .topic-insights__card { overflow: hidden; border: 1px solid #d8e7e3; border-radius: 22px; background: #fff; }
.campus-news__cover { display: block; height: 210px; overflow: hidden; background: #e7f0ed; }
.campus-news__cover img { width: 100%; height: 100%; object-fit: cover; }
.campus-news__body { padding: 25px 25px 27px; }
.campus-news__meta { display: flex; justify-content: space-between; margin-bottom: 13px; color: #7b8c87; font-size: 11px; }
.campus-news__meta span { color: #0b9a7b; font-weight: 800; }
.campus-news .topic-insights__title { min-height: 55px; margin: 0 0 11px; color: #162822; font-size: 17px; line-height: 1.55; }
.campus-news .topic-insights__summary { height: 67px; margin-bottom: 18px; overflow: hidden; color: #6e7c78; font-size: 12px; line-height: 1.85; }
.campus-news__more { color: #0b9a7b !important; font-size: 13px; font-weight: 800; }
.campus-news__empty { padding: 70px 24px; border: 1px dashed #c7ddd7; border-radius: 22px; background: #fff; text-align: center; }
.campus-news__empty p { margin-bottom: 22px; color: #6a7974; }

.campus-faq { background: #fff; }
.campus-faq__layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 80px; }
.campus-faq__layout details { border-top: 1px solid var(--campus-line); }
.campus-faq__layout details:last-child { border-bottom: 1px solid var(--campus-line); }
.campus-faq__layout summary { position: relative; padding: 24px 45px 24px 0; color: var(--campus-ink); font-size: 16px; font-weight: 800; line-height: 1.6; cursor: pointer; list-style: none; }
.campus-faq__layout summary::-webkit-details-marker { display: none; }
.campus-faq__layout summary::after { content: "+"; position: absolute; top: 22px; right: 4px; color: var(--campus-blue); font-size: 24px; font-weight: 400; }
.campus-faq__layout details[open] summary::after { content: "−"; }
.campus-faq__layout details p { padding: 0 45px 24px 0; margin-bottom: 0; color: var(--campus-muted); font-size: 13px; line-height: 1.85; }

.campus-cta { padding: 95px 0; color: #fff; text-align: center; background: linear-gradient(118deg, #0759bd, #10a8b8); }
.campus-cta__inner { max-width: 980px; }
.campus-cta__inner > span { display: block; margin-bottom: 16px; color: rgba(255,255,255,.74); font-size: 14px; }
.campus-cta h2 { margin-bottom: 34px; color: #fff; font-size: 48px; font-weight: 650; line-height: 1.25; }
.campus-button--light { min-width: 360px; color: #08609b !important; background: #fff; box-shadow: 0 16px 38px rgba(3,53,105,.18); }
@media (max-width: 1280px) {
    .campus-hero h1 { font-size: 49px; }
}


@media (max-width: 1080px) {
    .campus-hero h1 { font-size: 48px; }
    .campus-split, .campus-teaching__grid { gap: 38px; }
    .campus-service__grid img { height: 275px; }
    .campus-visual img { height: 360px; }
    .campus-hardware .topic-hardware__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 860px) {
    .campus-shell { width: calc(100% - 36px); }
    .campus-section { padding: 82px 0; }
    .campus-hero { min-height: 0; padding: 64px 0 70px; background-position: 61% center; }
    .campus-hero::before { background: linear-gradient(90deg, rgba(3,19,49,.98) 0%, rgba(4,28,66,.95) 42%, rgba(5,41,81,.78) 67%, rgba(5,37,72,.58) 100%); }
    .campus-hero__grid { min-height: 510px; }
    .campus-split, .campus-teaching__grid, .campus-faq__layout { grid-template-columns: 1fr; }
    .campus-hero__copy { text-align: left; }
    .campus-eyebrow, .campus-hero__actions, .campus-hero__signals { justify-content: flex-start; }
    .campus-hero__copy > p { margin-right: 0; margin-left: 0; }
    .campus-scenes__grid, .campus-news__grid { grid-template-columns: repeat(2, 1fr); }
    .campus-roles__grid { grid-template-columns: repeat(2, 1fr); }
    .campus-visual-grid { grid-template-columns: 1fr; }
    .campus-visual-grid article { display: grid; grid-template-columns: 45% 55%; }
    .campus-visual-grid img { height: 100%; min-height: 230px; }
    .campus-teaching__grid { gap: 46px; }
    .campus-visual--teaching { max-width: 680px; margin-right: auto; margin-left: auto; }
    .campus-faq__layout { gap: 10px; }
    .campus-faq__layout .campus-section__head { max-width: 780px; }
}

@media (max-width: 640px) {
    .campus-shell { width: calc(100% - 28px); }
    .campus-section { padding: 66px 0; }
    .campus-hero { padding: 52px 0 58px; background-position: 66% center; }
    .campus-hero::before { background: linear-gradient(90deg, rgba(3,18,47,.97) 0%, rgba(4,27,64,.93) 55%, rgba(5,37,72,.76) 100%); }
    .campus-eyebrow { justify-content: flex-start; margin-bottom: 20px; font-size: 11px; text-align: left; }
    .campus-eyebrow span { width: 30px; margin-right: 10px; }
    .campus-hero__copy { text-align: left; }
    .campus-hero h1 { margin-bottom: 20px; font-size: 37px; line-height: 1.2; }
    .campus-hero__copy > p { margin-bottom: 27px; font-size: 14px; line-height: 1.8; }
    .campus-hero__actions { margin-bottom: 22px; justify-content: flex-start; }
    .campus-button { min-height: 48px; padding: 0 23px; font-size: 14px; }
    .campus-hero__signals { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-top: 0; }
    .campus-hero__signals li { min-height: 55px; padding: 9px 10px; font-size: 11px; }
    .campus-hero__signals li:last-child { grid-column: 1 / -1; }
    .campus-hero__signals svg { width: 20px; height: 20px; }
    .campus-local-nav .topic-local-nav__inner { height: 56px; }
    .campus-local-nav a { padding: 18px 13px 17px; font-size: 12px; }
    .campus-section__head { margin-bottom: 30px; }
    .campus-section__head > span { margin-bottom: 10px; font-size: 10px; }
    .campus-section__head h2 { margin-bottom: 14px; font-size: 30px; line-height: 1.28; }
    .campus-section__head p { font-size: 13px; line-height: 1.75; }
    .campus-scenes__grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .campus-scenes__grid article { min-height: 218px; padding: 21px 17px; border-radius: 18px; }
    .campus-scenes__grid i { width: 48px; height: 48px; border-radius: 14px; }
    .campus-scenes__grid svg { width: 24px; height: 24px; }
    .campus-scenes__grid h3 { margin: 19px 0 8px; font-size: 17px; }
    .campus-scenes__grid p { font-size: 11px; line-height: 1.65; }
    .campus-roles__grid { gap: 10px; }
    .campus-roles__grid article { min-height: 205px; padding: 23px 19px; border-radius: 18px; }
    .campus-roles__grid h3 { margin-top: 19px; font-size: 17px; }
    .campus-roles__grid p { font-size: 11px; }
    .campus-split { gap: 40px; }
    .campus-visual { padding: 0; border-radius: 19px; }
    .campus-visual img { height: 260px; border-radius: 19px 19px 0 0; }
    .campus-visual figcaption { padding: 10px 14px 12px; font-size: 9px; }
    .campus-check-list li { grid-template-columns: 26px 1fr; gap: 10px; }
    .campus-check-list li > svg { width: 23px; height: 23px; }
    .campus-check-list h3 { font-size: 15px; }
    .campus-check-list p { font-size: 11px; }
    .campus-visual-grid { gap: 12px; }
    .campus-visual-grid article { display: block; border-radius: 18px; }
    .campus-visual-grid img { height: 205px; min-height: 0; }
    .campus-visual-grid article > div { padding: 22px; }
    .campus-feature-grid { gap: 9px; }
    .campus-feature-grid article { min-height: 180px; padding: 19px 16px; }
    .campus-feature-grid h3 { font-size: 15px; }
    .campus-service__grid { grid-template-columns: 1fr; gap: 13px; }
    .campus-service__grid article { border-radius: 20px; }
    .campus-service__grid img { height: 245px; padding: 0; }
    .campus-service__grid article > div { min-height: 0; padding: 25px 22px 29px 86px; }
    .campus-service__grid i { top: 25px; left: 22px; width: 48px; height: 48px; }
    .campus-service__grid h3 { font-size: 18px; }
    .campus-hardware .topic-hardware__grid { grid-template-columns: repeat(2, 1fr); gap: 9px; }
    .campus-hardware .topic-hardware__card { min-height: 285px; }
    .campus-hardware .topic-hardware__media { height: 155px; }
    .campus-news__head { display: block; margin-bottom: 30px; }
    .campus-news__head .campus-text-link { display: inline-block; margin-top: 15px; }
    .campus-news__grid { grid-template-columns: 1fr; }
    .campus-news__cover { height: 210px; }
    .campus-news .topic-insights__title { min-height: 0; }
    .campus-faq__layout summary { padding: 20px 36px 20px 0; font-size: 14px; }
    .campus-faq__layout summary::after { top: 18px; }
    .campus-faq__layout details p { padding: 0 35px 20px 0; font-size: 11px; }
    .campus-cta { padding: 70px 0; }
    .campus-cta__inner > span { font-size: 11px; line-height: 1.7; }
    .campus-cta h2 { margin-bottom: 27px; font-size: 31px; }
    .campus-button--light { width: 100%; min-width: 0; }
}

@media (max-width: 390px) {
    .campus-hero h1 { font-size: 32px; }
    .campus-hero__actions .campus-button { width: 100%; }
    .campus-scenes__grid, .campus-roles__grid, .campus-feature-grid, .campus-hardware .topic-hardware__grid { grid-template-columns: 1fr; }
    .campus-scenes__grid article, .campus-roles__grid article, .campus-feature-grid article { min-height: 0; }
    .campus-hardware .topic-hardware__card { min-height: 0; }
    .campus-hardware .topic-hardware__media { height: 210px; }
}

@media (prefers-reduced-motion: reduce) {
    .campus-page *, .campus-page *::before, .campus-page *::after { scroll-behavior: auto !important; transition: none !important; }
}