:root{--blue:#163be0;--ink:#172339;--muted:#657086;--line:#dce2ed;--paper:#fff;--soft:#f3f6fb}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,'PingFang SC','Microsoft YaHei',sans-serif;font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid #f5b83f;outline-offset:5px}.header,main,footer{max-width:1440px;margin:auto}.header{display:flex;align-items:center;justify-content:space-between;padding:25px 5%;border-bottom:1px solid var(--line);gap:25px}.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:700;letter-spacing:2px;line-height:1.35}.brand 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6px}.column-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.column-card{border:0;padding:0;text-align:left;color:var(--ink);background:transparent;min-width:0}.card-meta{display:flex;justify-content:space-between;font-size:12px;margin-bottom:12px;color:var(--muted)}.card-art{height:240px;position:relative;display:flex;align-items:center;justify-content:center;background:#e5ebfb;overflow:hidden;transition:transform .25s}.card-art>span{font-family:'Songti SC',SimSun,serif;font-size:125px;line-height:1;color:#2549bf;font-weight:400}.card-art>small{position:absolute;left:17px;bottom:15px;font-size:9px;letter-spacing:1.5px}.lens .card-art{background:#173fe1;color:#fff}.lens .card-art>span{color:white}.world .card-art{background:#cfe9f0}.world .card-art>span{color:#155a77}.micro .card-art{background:#f0f1f4}.micro .card-art>span{color:#6d7dab}.column-card:hover .card-art{transform:translateY(-5px)}.card-copy h3{font-size:20px;font-weight:500;margin:20px 0 9px}.card-copy p{font-size:14px;line-height:1.9;color:var(--muted);margin:0;min-height:80px}.card-cta{font-size:13px;display:flex;justify-content:space-between;margin-top:15px;padding-top:12px;border-top:1px solid var(--line)}.journal-note{display:flex;align-items:center;gap:25px;background:var(--soft);padding:20px 24px;margin-top:40px;font-size:13px}.journal-note>span{white-space:nowrap;color:var(--blue)}.journal-note p{color:var(--muted);margin:0;flex:1}.journal-note>a{white-space:nowrap}.network{background:var(--soft);display:grid;grid-template-columns:1fr 1fr;gap:90px}.network h2{font-size:42px}.network-intro>p{font-size:15px;line-height:2;color:var(--muted);max-width:450px;margin:22px 0 30px}.outline-button,.solid-button{display:inline-block;padding:13px 23px;border:1px solid var(--blue);color:var(--blue);font-size:14px}.outline-button:hover{background:var(--blue);color:white}.network-panel{background:white;padding:28px 32px;border-top:3px solid var(--blue)}.panel-label{display:flex;justify-content:space-between;align-items:center;font-size:11px;letter-spacing:1px}.panel-label>span{border:1px solid var(--line);padding:3px 8px;font-size:12px;white-space:nowrap;letter-spacing:0}.city-row{padding:30px 0;border-bottom:1px solid var(--line)}.city-row>span{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}.city-row strong{font-size:27px;font-weight:500}.city-row i{font-size:16px;font-weight:400;font-style:normal;color:var(--blue);margin-left:10px}.track{display:flex;gap:22px;border-bottom:1px solid var(--line);padding:20px 0}.track>span{color:var(--blue);font-size:12px}.track h3{font-size:16px;font-weight:500;margin:0 0 5px}.track p{font-size:13px;color:var(--muted);margin:0}.panel-foot{font-size:12px;color:var(--muted);margin:18px 0 0}.future-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.future-grid article{padding:25px 0;border-top:1px solid var(--ink)}.future-number{color:var(--blue);font-size:14px}.badge{float:right;border:1px solid var(--line);color:var(--muted);font-size:12px;padding:2px 10px}.future-grid h3{font-size:23px;font-weight:500;margin:30px 0 9px}.future-grid p{font-size:14px;color:var(--muted);margin:0}.about{display:grid;grid-template-columns:1fr 2fr;border-top:1px solid var(--line)}.about h2{margin-top:0;font-size:35px}.about p{max-width:660px;color:var(--muted);font-size:15px;line-height:2;margin-top:24px}.signature{display:block;color:var(--blue);font-size:12px;letter-spacing:2px;margin-top:30px}.connect{margin:0 3%;padding:55px 5%;background:var(--blue);color:white;display:grid;grid-template-columns:1fr 1fr;gap:70px}.connect .eyebrow{color:#c1ceff}.connect h2{font-family:'Songti SC',SimSun,serif;font-size:46px;font-weight:400;line-height:1.45;letter-spacing:3px;margin:20px 0 0}.contact{padding-top:4px}.contact>p:first-child{font-size:14px;margin:0 0 28px;color:#dce3ff}.contact-label{font-size:12px;color:#c1ceff}.copy-row{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #ffffff50;padding:10px 0 18px}.copy-row strong{font-size:26px;font-weight:400;letter-spacing:2px}.copy-row button{color:white;background:none;border:1px solid #ffffff80;font-size:13px;padding:8px 12px;white-space:nowrap}.copy-row button:hover{background:white;color:var(--blue)}.contact-help{font-size:13px;color:#dce3ff;margin:20px 0 0;line-height:1.9}#copy-status{display:block;font-size:12px;min-height:21px;margin-top:8px}footer{padding:35px 5%;display:flex;align-items:center;justify-content:space-between;gap:20px}footer .brand{font-size:15px}footer .mark{width:32px;height:32px;font-size:25px}footer .brand small{font-size:8px}footer p,footer>a:last-child{color:var(--muted);font-size:12px}dialog{border:0;max-width:640px;width:calc(100% - 36px);padding:50px;color:var(--ink);box-shadow:0 20px 90px #06173d40}dialog::backdrop{background:#06173db3}dialog h2{font-family:'Songti SC',SimSun,serif;font-size:32px;font-weight:500;margin:20px 0}dialog p{font-size:18px;line-height:1.8}#dialog-body{font-size:15px;line-height:2;color:var(--muted);margin:20px 0 30px}.dialog-close{position:absolute;right:16px;top:9px;background:none;border:0;font-size:32px;color:var(--muted)}.solid-button{background:var(--blue);color:white}@media(min-width:1600px){.hero{height:590px}}@media(max-width:1000px){.header nav{gap:20px}.intro-line{display:block}.intro p{margin-top:20px}.column-grid{grid-template-columns:repeat(2,1fr);gap:35px 22px}.card-art{height:250px}.card-copy p{min-height:0}.network{gap:35px}.network h2{font-size:35px}.network-panel{padding:25px}.section-heading{display:block}.section-heading>p{margin-top:15px}.connect{gap:30px}.copy-row strong{font-size:22px}.journal-note{align-items:start;flex-wrap:wrap}.journal-note p{flex-basis:70%}}@media(max-width:640px){.header{padding:18px 6%;flex-wrap:wrap;gap:20px}.brand{font-size:18px}.header-link{margin-left:auto;font-size:13px}.header nav{order:3;width:100%;justify-content:space-between;font-size:13px;gap:15px;border-top:1px solid var(--line);padding-top:15px}.intro{padding:28px 6%}.intro>.eyebrow{font-size:10px;letter-spacing:1px}.intro>.eyebrow span{display:none}.intro h1{font-size:36px;letter-spacing:0}.intro p{font-size:13px}.hero{height:480px;margin:0 4%}.hero-top{top:20px;left:20px;right:20px;font-size:9px;letter-spacing:1px}.hero-top>span:last-child{font-size:10px}.hero-bottom{left:25px;right:25px;bottom:65px}.hero h2{font-size:36px;letter-spacing:2px}.hero-bottom p{font-size:12px;letter-spacing:1px}.round-link{width:48px;height:48px;font-size:25px;flex-shrink:0}.hero-caption{left:25px;bottom:22px;font-size:9px;letter-spacing:1px}.section{padding:55px 6%}.section h2{font-size:28px}.section-heading{margin-bottom:25px}.section-heading>p{font-size:13px}.column-grid{gap:28px 16px}.card-meta{font-size:10px}.card-art{height:190px}.card-art>span{font-size:100px}.card-art>small{font-size:7px;left:12px;bottom:12px;letter-spacing:.6px}.card-copy h3{font-size:17px;margin-top:15px}.card-copy p{font-size:13px}.card-cta{font-size:12px}.journal-note{padding:18px;gap:10px}.journal-note p{flex-basis:100%;font-size:12px}.journal-note>a{font-size:12px}.network{grid-template-columns:1fr;gap:30px}.network h2{font-size:34px}.network-intro>p{font-size:14px}.network-panel{padding:22px}.future-grid{grid-template-columns:1fr;gap:5px}.future-grid article{padding:20px 0}.future-grid h3{margin:18px 0 7px}.about{grid-template-columns:1fr;gap:28px}.about h2{font-size:26px}.about p{font-size:14px}.connect{grid-template-columns:1fr;margin:0 4%;padding:35px 7%;gap:35px}.connect h2{font-size:36px}.contact>p:first-child{margin-bottom:20px}.copy-row strong{font-size:24px}footer{flex-wrap:wrap;padding:30px 6%}footer .brand{width:100%}footer p{margin:0}dialog{padding:40px 25px}dialog h2{font-size:28px}dialog p{font-size:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* 蓝色间隔年原创影像版 */
:root{--blue:#174782;--ink:#10233d;--muted:#596b7d;--line:#e4e9ee;--soft:#f5f8fb}body{font-family:Inter,'PingFang SC','Microsoft YaHei',sans-serif}.header,main,footer{max-width:none}.header{padding:15px max(5%,calc((100% - 1360px)/2));background:#fff}.brand{gap:9px;font-size:17px;letter-spacing:1px}.brand small{letter-spacing:1.8px;font-size:9px;margin-top:2px}.brand-logo{width:46px;height:46px;border-radius:50%;object-fit:cover;object-position:49% 49%;clip-path:circle(43% at 49% 49%)}.intro{max-width:1360px;margin:auto;padding:65px 5% 50px}.intro-line{align-items:center;padding-top:20px}.intro h1{font-size:clamp(46px,6vw,90px);font-weight:600;letter-spacing:-.035em}.intro p{font-size:16px}.hero{height:min(70vw,720px);min-height:520px;margin:0;background:#183e5f}.hero>img{object-position:center 45%}.hero-shade{background:linear-gradient(0deg,rgba(2,19,43,.64),rgba(2,19,43,.02) 75%)}.hero-top{left:5%;right:5%;top:35px}.hero-bottom{left:6%;right:6%;bottom:80px}.hero h2{font-size:clamp(42px,5vw,76px);letter-spacing:.02em}.hero-caption{left:6%}.section{max-width:1360px;margin:auto;padding:120px 5%}.section h2{font-size:clamp(32px,3vw,50px)}.section-heading{margin-bottom:48px}.column-grid{gap:18px}.card-art{height:clamp(230px,25vw,380px);background:#dce8f3}.card-art img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}.column-card:hover .card-art{transform:none}.column-card:hover .card-art img{transform:scale(1.045)}.card-art:after{content:'';position:absolute;inset:45% 0 0;background:linear-gradient(transparent,rgba(0,20,45,.38))}.card-art>small{z-index:1;color:white;font-size:11px;left:19px;bottom:17px}.card-copy h3{font-size:22px;font-weight:600}.card-copy p{font-size:15px}.journal-note{background:#f5f8fb}.network{max-width:none;padding-left:max(5%,calc((100% - 1224px)/2));padding-right:max(5%,calc((100% - 1224px)/2));background:#f3f7fb;gap:9vw}.network-panel{border-top:0;box-shadow:0 18px 54px rgba(20,55,95,.07)}.future-grid article{border-top:2px solid var(--ink)}.about{border-top:1px solid var(--line)}.connect{max-width:none;margin:0;background:#143e70;padding:90px max(5%,calc((100% - 1224px)/2))}footer{padding:40px 5%}footer .brand-logo{width:34px;height:34px}.network,.about,.future{scroll-margin-top:30px}
@media(max-width:1000px){.section{padding:85px 5%}.column-grid{grid-template-columns:repeat(2,1fr)}.card-art{height:300px}.network{padding:85px 5%;gap:35px}}
@media(max-width:640px){.header{padding:13px 5%}.brand-logo{width:39px;height:39px}.intro{padding:37px 6% 32px}.intro h1{font-size:clamp(42px,10vw,59px)}.intro p{font-size:14px}.hero{height:600px;min-height:0}.hero>img{object-position:55% center}.hero-bottom{left:7%;right:7%;bottom:70px}.hero h2{font-size:43px}.hero-caption{left:7%}.section{padding:70px 6%}.column-grid{grid-template-columns:repeat(2,1fr);gap:35px 14px}.card-art{height:240px}.card-art>small{font-size:9px}.card-copy h3{font-size:17px}.card-copy p{font-size:13px}.network{padding:70px 6%}.connect{padding:55px 7%;margin:0}.journal-note{margin-top:30px}}
@media(max-width:390px){.column-grid{grid-template-columns:1fr}.card-art{height:360px}}

/* 保留海景首屏，其余栏目恢复上一版 */
.header{height:70px;padding-top:0;padding-bottom:0}
.hero{height:calc(100svh - 70px);min-height:650px;max-height:1000px;margin:0;color:#fff;position:relative;background:#183e5f}
.hero>img{width:100%;height:100%;object-fit:cover;object-position:center 48%}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,21,47,.67) 0%,rgba(2,21,47,.32) 45%,transparent 80%),linear-gradient(0deg,rgba(2,21,47,.32),transparent 35%)}
.hero-content{position:absolute;left:clamp(32px,9vw,160px);top:50%;transform:translateY(-44%);max-width:760px}
.hero-overline{font-size:14px;letter-spacing:.22em;font-weight:600}
.hero h1{font-family:'Songti SC','Noto Serif CJK SC',SimSun,serif;font-size:clamp(66px,8vw,124px);line-height:1.18;font-weight:500;letter-spacing:-.04em;margin:25px 0 22px}
.hero-content p{font-size:clamp(17px,1.6vw,22px);letter-spacing:.05em;margin:0 0 34px}
.hero-cta{display:inline-flex;align-items:center;gap:24px;background:white;color:#123f75;border-radius:100px;padding:12px 22px;font-size:15px;font-weight:600}.hero-cta:hover{background:#d8ebff}
.hero-caption{left:auto;right:clamp(24px,4vw,72px);bottom:26px;font-size:12px;letter-spacing:.12em}
@media(max-width:800px){.header{height:auto;min-height:64px;padding:12px 5%}.hero{height:720px;min-height:0;max-height:none}.hero>img{object-position:56% center}.hero-content{left:7%;right:7%;top:auto;bottom:80px;transform:none}.hero h1{font-size:clamp(55px,11vw,80px)}.hero-shade{background:linear-gradient(0deg,rgba(2,21,47,.76),rgba(2,21,47,.08) 85%)}}
@media(max-width:560px){.hero{height:calc(100svh - 105px);min-height:580px}.hero h1{font-size:clamp(54px,12vw,75px)}.hero-overline{font-size:11px}.hero-content p{font-size:16px}.hero-caption{font-size:10px}}