@charset "UTF-8";
:root{--blue:#0061ff;--yellow:#ffe32c;--ink:#071b3a;--muted:#68748a;--surface:#f3f5f8;--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:#fff;color:var(--ink);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;font-size:16px;line-height:1.6}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #f0aa00;outline-offset:5px}.wrap{max-width:1360px;width:calc(100% - 72px);margin:auto}.header{display:flex;align-items:center;gap:36px;min-height:112px}.brand{width:230px;flex-shrink:0}.brand img{width:100%}nav{display:flex;gap:34px;margin:auto;font-weight:700;white-space:nowrap}nav a{position:relative;padding:12px 0}nav a:hover,nav .active{color:var(--blue)}nav .active:after{content:"";position:absolute;height:4px;background:var(--blue);width:24px;left:50%;bottom:0;transform:translateX(-50%);border-radius:4px}.search{display:flex;align-items:center;background:var(--surface);padding:12px 18px;gap:10px;border-radius:40px;max-width:270px}.search svg{width:21px;fill:none;stroke:var(--muted);stroke-width:1.8;flex-shrink:0}.search input{width:100%;border:0;background:none;min-width:0;outline:none;color:var(--ink)}.search:focus-within{box-shadow:0 0 0 2px var(--blue)}.hero{background:var(--blue);color:white;border-radius:30px;display:grid;grid-template-columns:1.05fr 1fr;min-height:535px;padding:54px 44px;overflow:hidden;position:relative}.hero-copy{z-index:2;align-self:center}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em}.hero h1{font-size:clamp(40px,4.5vw,64px);line-height:1.25;letter-spacing:-.045em;margin:22px 0 20px;font-weight:900}.hero h1 span{font-size:.72em;letter-spacing:-.045em;white-space:nowrap}.hero p{font-size:22px;margin:0 0 32px}.button{display:inline-flex;align-items:center;gap:35px;padding:15px 26px;border-radius:40px;font-weight:800;font-size:18px}.yellow{background:var(--yellow);color:var(--ink)}.button:hover{background:#fff3a0;transform:translateY(-2px)}.hero-foot{font-size:12px;letter-spacing:.06em;margin-top:50px;color:#dbeaff}.hero-art{position:relative;min-height:410px}.giant-one{position:absolute;font-size:430px;font-weight:900;line-height:1;right:-16px;top:-70px;color:#4b94ff}.spark{position:absolute;color:var(--yellow);right:0;top:0;font-size:74px;line-height:1}.feature{position:absolute;border:1px solid #b4d0ff99;border-radius:19px;overflow:hidden;background:#071b3a;text-align:left;color:white;padding:0;box-shadow:0 18px 32px #00256e35}.feature:after,.card-picture:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 38%,#001027bb)}.feature img{height:100%;width:100%;object-fit:cover}.feature-moon{width:67%;height:255px;left:0;top:3px;transform:rotate(-3deg)}.feature-flight{width:70%;height:238px;right:-7px;bottom:-5px;transform:rotate(3deg)}.feature:hover{transform:rotate(0) translateY(-4px);z-index:3}.feature strong{position:absolute;bottom:36px;left:20px;z-index:1;line-height:1.4;font-size:20px}.feature small{position:absolute;bottom:13px;left:20px;z-index:1;font-size:12px;color:#fff}.tag{position:absolute;left:16px;top:16px;background:var(--blue);color:white;padding:4px 13px;border-radius:20px;font-size:13px;font-weight:700;z-index:1}.yellow-tag{color:var(--ink);background:var(--yellow)}.preview-symbol{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);width:52px;height:52px;border:1px solid #fffc;border-radius:50%;display:grid;place-items:center;background:#ffffff20;backdrop-filter:blur(3px);z-index:1;font-size:26px}.stories{padding-top:30px}.filters{display:flex;gap:12px;flex-wrap:wrap;margin:0 0 38px}.filters button{border:0;padding:12px 23px;border-radius:18px;background:var(--surface);font-weight:700}.filters .selected{background:var(--blue);color:#fff}.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}h2{font-size:clamp(26px,2.6vw,38px);letter-spacing:-.035em;line-height:1.35;margin:8px 0 0;font-weight:900}.section-title h2 .blue{font-size:26px;margin-left:12px}.blue{color:var(--blue)}.note{font-size:14px;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.story-card{background:none;border:0;text-align:left;padding:0;min-width:0}.card-picture{aspect-ratio:16/10;position:relative;border-radius:19px;overflow:hidden;background:var(--surface)}.card-picture img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.story-card:hover img{transform:scale(1.04)}.card-picture small{position:absolute;bottom:14px;right:14px;z-index:1;color:white;font-size:12px;background:#00152c66;padding:2px 9px;border-radius:6px}.story-card h3{font-size:20px;line-height:1.4;margin:14px 0 5px}.story-card p{margin:0;color:var(--muted);font-size:14px}.result{font-size:13px;color:var(--muted);min-height:20px}.empty{padding:45px;background:var(--surface);border-radius:16px;text-align:center}.topics{padding:40px 0 50px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.topic-grid .social-card{background:var(--surface);border:0;border-radius:20px;text-align:left;padding:25px}.topic-grid .social-card:hover{background:#eaf2ff}.topic-number{font-size:13px;font-weight:700;color:var(--blue);letter-spacing:.1em}.topic-grid h3{font-size:24px;margin:10px 0}.topic-grid h3 span{float:right;color:var(--blue)}.topic-grid p{font-size:15px;margin:0;color:var(--muted)}.about{background:var(--yellow);border-radius:26px;padding:40px 48px;display:flex;justify-content:space-between;align-items:center;gap:30px}.about h2{font-size:clamp(32px,3.9vw,54px);margin-top:18px}.about p{font-size:20px;margin:14px 0}.about .about-text{font-size:15px;line-height:1.9;margin-bottom:0}.about-mark{width:170px;flex-shrink:0;text-align:center}.about-mark img{width:150px;margin:auto}.about-mark span{font-size:12px;letter-spacing:.2em;font-weight:bold}.mobile-break{display:none}footer{display:flex;justify-content:space-between;gap:24px;align-items:center;padding-top:30px;padding-bottom:30px;color:var(--muted);font-size:12px}.footer-brand{color:var(--ink);font-size:18px;font-weight:900}.footer-brand span{font-size:11px;margin-left:8px}dialog{border:0;border-radius:22px;padding:0;max-width:620px;width:calc(100% - 32px);max-height:90dvh;box-shadow:0 30px 100px #001b4655;color:var(--ink)}dialog::backdrop{background:#00112fc9;backdrop-filter:blur(5px)}dialog>img{width:100%;height:260px;object-fit:cover}.dialog-body{padding:28px}.dialog-body h2{font-size:29px}.dialog-body p{color:var(--muted)}.close{position:absolute;right:14px;top:14px;border:0;background:white;border-radius:50%;height:40px;width:40px;font-size:28px}.preview-notice{padding:15px 18px;border-radius:12px;background:var(--surface);margin:20px 0}.preview-notice p{margin:4px 0 0;font-size:14px}.dialog-body>a{font-size:14px;color:var(--blue)}.skip{position:fixed;left:20px;top:-100px;padding:10px;background:white;z-index:10}.skip:focus{top:10px}body.modal-open{overflow:hidden}[hidden]{display:none!important}
@media(min-width:1500px){.hero{min-height:570px}.hero-art{min-height:440px}.feature-moon{height:280px}.feature-flight{height:260px}}@media(max-width:1100px){.wrap{width:calc(100% - 40px)}.header{gap:22px}.brand{width:180px}nav{gap:20px}.search{max-width:215px}.hero{padding:35px 30px;min-height:480px}.hero-art{min-height:360px}.feature-moon{height:220px}.feature-flight{height:205px}.hero h1{font-size:47px}.hero h1 span{white-space:normal}.hero-foot{max-width:240px}.hero p{font-size:18px}.feature strong{font-size:17px}.cards{gap:18px}}@media(max-width:760px){.wrap{width:calc(100% - 32px)}.header{flex-wrap:wrap;gap:14px;min-height:0;padding:18px 0}.brand{width:163px}nav{order:3;width:100%;justify-content:space-between;font-size:14px;gap:12px}nav a{padding:5px 0 10px}.search{margin-left:auto;max-width:165px;padding:9px 12px}.search input{font-size:13px}.hero{grid-template-columns:1fr;padding:30px 24px 24px;border-radius:23px}.hero h1{font-size:46px;margin:15px 0}.hero h1 span{font-size:.65em;white-space:normal}.hero p{font-size:18px;margin-bottom:22px}.button{font-size:16px;padding:12px 20px}.hero-foot{margin-top:20px;max-width:none;font-size:11px}.hero-art{margin-top:30px;min-height:320px}.feature-moon{height:215px;width:66%}.feature-flight{height:195px;width:67%;right:0}.giant-one{font-size:320px;top:-50px}.spark{font-size:58px}.feature strong{font-size:16px;left:13px}.feature small{left:13px}.tag{font-size:12px;left:12px;top:12px;padding:3px 9px}.filters{gap:8px;margin-bottom:26px}.filters button{padding:10px 15px;font-size:14px;border-radius:14px}.section-title{align-items:start;flex-direction:column;gap:8px}.section-title .eyebrow{font-size:11px}.cards{grid-template-columns:1fr 1fr;gap:22px 14px}.card-picture{aspect-ratio:4/3;border-radius:13px}.story-card h3{font-size:17px}.story-card p{font-size:13px}.preview-symbol{width:40px;height:40px;font-size:22px}.topic-grid{grid-template-columns:1fr;gap:12px}.topic-grid .social-card{padding:20px}.topic-grid h3{font-size:22px;margin:5px 0}.topics{padding:22px 0 30px}.about{padding:28px 24px;gap:10px}.about-mark{width:80px;align-self:flex-end}.about-mark img{width:80px}.about-mark span{font-size:9px}.about h2{font-size:33px}.about p{font-size:17px}.about .about-text{font-size:13px}.mobile-break{display:block}footer{flex-wrap:wrap;gap:8px;padding:24px 0}footer p{width:100%;order:3;margin:0}dialog>img{height:200px}.dialog-body{padding:22px}.dialog-body h2{font-size:25px}}@media(max-width:390px){.brand{width:140px}.search{max-width:145px}.hero h1{font-size:40px}.hero h1 span{font-size:.66em}.cards{grid-template-columns:1fr}.hero-art{min-height:280px}.feature-moon{height:185px}.feature-flight{height:170px}.about-mark{display:none}.filters button{padding:9px 12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.social-card{display:flex;flex-direction:column}.social-cta{display:block;margin-top:20px;font-size:14px;font-weight:700;color:var(--blue)}.social-card p{flex:1}

#video-player{width:100%;aspect-ratio:16/9;background:#000}#video-player iframe{display:block;width:100%;height:100%;border:0}.video-cover{background:#0061ff}.video-cover img{object-fit:contain;padding:32px}#video-help{font-size:14px}dialog:has(#video-player:not([hidden])){max-width:900px}dialog:has(#video-player:not([hidden])) .close{z-index:2;top:8px;right:8px}


.card-picture.video-cover{aspect-ratio:16/9}.video-cover img{object-fit:contain;padding:0}.video-cover:after,.video-cover .preview-symbol{display:none}.video-cover small{bottom:6px;right:6px;background:#00152cbb}


dialog.portrait-video #video-player{height:min(65dvh,720px);width:auto;max-width:100%;margin:auto}dialog.portrait-video{background:#fff}dialog.portrait-video:has(#video-player:not([hidden])){max-width:620px}

/* Size the official player at its native dimensions, then scale the entire frame. */
dialog:has(#video-player:not([hidden])){padding-top:56px;background:#081425;width:calc(100% - 24px);max-height:calc(100dvh - 24px);overflow:auto;overscroll-behavior:contain}
dialog:has(#video-player:not([hidden])) .close{position:absolute;top:8px;right:12px;width:40px;height:40px}
dialog #video-player,dialog.portrait-video #video-player{position:relative;aspect-ratio:auto!important;max-width:none;margin:0 auto;flex-shrink:0;background:#000;overflow:hidden}
#video-player iframe{position:absolute;left:0;top:0;display:block;max-width:none;max-height:none;transform-origin:top left;border:0}
dialog:has(#video-player:not([hidden])) .dialog-body{background:white;margin-top:16px;padding:20px 24px}
dialog:has(#video-player:not([hidden])) .dialog-body h2{font-size:clamp(20px,2.5vw,28px)}