@charset "UTF-8";
:root{--rose:#05AFA5;--rose-2:#12CBBB;--rose-light:#80E6DC;--rose-soft:#E4FAF6;--cream:#F7FAFC;--cream-2:#EDF3F7;--cream-3:#DDE8EE;--mauve:#687C93;--mauve-deep:#3E5570;--plum:#182B43;--plum-dark:#0A1628;--lavender:#8495B8;--lavender-soft:#EDF0FA;--peach:#7567E8;--peach-soft:#EFEDFF;--sage:#4B8B9B;--sage-soft:#E8F5F7;--ink:#17243A;--ink-2:#42556A;--ink-3:#718296;--surface:#FFFFFF;--surface-soft:rgba(255,255,255,.96);--line:rgba(23,36,58,.12);--line-strong:rgba(23,36,58,.24);--shadow:0 8px 28px rgba(10,22,40,.08);--shadow-hover:0 18px 42px rgba(10,22,40,.15);--radius:10px;--radius-card:16px;--radius-large:24px;--radius-pill:999px;--wrap:1320px}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--cream);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--rose);outline-offset:3px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.26;letter-spacing:-.025em}p{color:var(--ink-2)}img,video{display:block;max-width:100%;height:auto}.wrap{width:min(calc(100% - 64px),var(--wrap));margin-inline:auto}.skip{position:absolute;left:10px;top:-100px;background:white;padding:10px;z-index:120}.skip:focus{top:5px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.muted{color:var(--ink-3)}.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.16em;font-weight:760;text-transform:uppercase;color:var(--rose);margin-bottom:16px}.eyebrow:before{content:"";width:23px;height:1px;background:currentColor}.text-link{display:inline-flex;align-items:center;gap:8px;color:#067e77;font-weight:750;transition:transform .2s}.text-link:hover{transform:translateX(4px)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:12px 22px;min-height:47px;border:1px solid transparent;border-radius:8px;font-weight:760;line-height:1.2;text-align:center;transition:transform .2s,background .2s,border-color .2s}.btn:hover{transform:translateY(-2px)}.btn.primary{background:var(--rose-2);color:#092e35}.btn.primary:hover{background:var(--rose-light)}.btn.dark{background:var(--plum);color:white}.btn.dark:hover{background:#274867}.btn.ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);color:white}.btn.outline{background:transparent;border-color:#a7b9c4;color:var(--ink)}.btn.outline.light{color:var(--ink)}.btn.text-btn{background:#ecf5f8;color:var(--plum)}.site-header{height:72px;position:sticky;top:0;z-index:95;background:rgba(10,22,40,.97);border-bottom:1px solid rgba(255,255,255,.12);color:#dce8f0;transition:background .2s}.site-header.scrolled{background:rgba(24,43,67,.985)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:100%}.brand{display:flex;align-items:center;gap:13px;flex-shrink:0}.brand-symbol{font-weight:900;font-size:32px;letter-spacing:-.11em;color:white}.brand-symbol span{color:var(--rose-2)}.brand-caption{font-size:12px;font-weight:740;line-height:1.4;letter-spacing:.06em}.brand-caption small{font-size:10px;display:block;color:#91a9b9;font-weight:400;letter-spacing:0}.desktop-nav{display:flex;align-items:center;gap:clamp(10px,1.3vw,23px);white-space:nowrap}.desktop-nav a{font-size:13px;font-weight:650;position:relative;padding-block:25px}.desktop-nav a:hover{color:var(--rose-light)}.desktop-nav a:hover:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--rose-2)}.header-actions{display:flex;align-items:center;gap:6px}.icon-btn{width:35px;height:35px;border:0;border-radius:50%;color:white;background:transparent;display:grid;place-items:center;font-size:22px}.icon-btn:hover{background:#32455b}.pill-mini{border:1px solid #4d6477;padding:6px 12px;border-radius:100px;font-size:11px;white-space:nowrap}.menu-trigger{display:none}.mobile-nav{display:none}.search-modal{display:none;position:fixed;inset:0;z-index:110;align-items:flex-start;justify-content:center;padding:15vh 24px 24px}.search-modal.is-open{display:flex}.search-modal[hidden]{display:none!important}.search-shade{position:absolute;inset:0;background:rgba(4,13,25,.77);backdrop-filter:blur(7px)}.search-dialog{position:relative;background:white;width:min(640px,100%);border-radius:18px;box-shadow:0 25px 100px #0005;padding:35px}.dialog-top{display:flex;align-items:center;justify-content:space-between}.dialog-top h2{font-size:26px}.dialog-top .icon-btn{background:#e8eff4;color:var(--ink)}.search-dialog label{display:block;margin-bottom:9px;color:var(--ink-2)}.search-row{display:flex;gap:10px}.search-row input{flex:1;min-width:0;border:1px solid #9aaebd;border-radius:8px;padding:12px}.search-dialog .muted{margin-top:20px}.hero{background:linear-gradient(135deg,#0A1628 0%,#182B43 58%,#284C67 100%);color:white;overflow:hidden;position:relative;padding-top:60px}.hero:before{content:"";position:absolute;width:800px;height:800px;border:1px solid #ffffff0c;border-radius:50%;right:-400px;top:-250px;box-shadow:0 0 0 120px #ffffff04,0 0 0 240px #ffffff03}.hero-layout{display:grid;grid-template-columns:minmax(130px,1.65fr) minmax(0,6.2fr) minmax(210px,2.2fr);gap:clamp(20px,2.4vw,40px);position:relative;z-index:1}.hero-rail{display:flex;flex-direction:column;padding-top:35px;gap:18px;border-right:1px solid #ffffff24;padding-right:18px}.rail-label{color:var(--rose-light);font-size:10px;letter-spacing:.15em;margin-bottom:12px}.hero-rail>a{font-size:13px;color:#aec4d2}.hero-rail>a:hover{color:#fff}.rail-note{font-size:11px;color:#8ba5b8;margin-top:auto;line-height:1.8;padding-bottom:90px}.hero-kicker{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.1em;color:var(--rose-light);margin-bottom:17px}.signal-dot{background:var(--rose-2);width:7px;height:7px;border-radius:50%;box-shadow:0 0 0 5px #12cbbb22}.hero-main h1{font-size:clamp(40px,5.1vw,82px);font-weight:790;letter-spacing:-.065em;margin:0 0 20px;line-height:1.04}.hero-main h1 em{font-style:normal;color:var(--rose-light)}.hero-lead{color:#bdcede;max-width:700px;font-size:15px;line-height:1.95;margin-bottom:24px}.hero-search{background:white;border-radius:11px;display:flex;padding:5px;max-width:650px;box-shadow:0 12px 32px #0002}.hero-search input{border:0;outline:0;min-width:0;flex:1;padding:12px 16px;font-size:14px}.hero-search button{border:0;background:var(--rose-2);border-radius:7px;padding:10px 18px;color:#092e35;font-weight:760;white-space:nowrap}.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0 24px}.hero-visual{height:245px;overflow:hidden;position:relative;border-radius:15px 15px 0 0;background:#10283c}.hero-visual .art{height:100%;border-radius:0}.visual-caption{position:absolute;bottom:20px;left:25px;color:white;display:flex;flex-direction:column;gap:2px;text-shadow:0 2px 6px #0007}.visual-caption span{font-size:10px;letter-spacing:.2em;color:#a8eeec}.visual-caption b{font-size:22px}.visual-caption small{font-size:11px;color:#d7e8ef}.hero-aside{padding-top:45px;display:flex;flex-direction:column;gap:10px}.aside-title{font-size:10px;letter-spacing:.14em;color:var(--rose-light);border-bottom:1px solid #ffffff3b;padding-bottom:17px}.hero-aside strong{font-size:26px;line-height:1.4;letter-spacing:-.04em}.hero-aside p{font-size:13px;color:#bbcfda;line-height:1.9}.hero-aside a{font-size:13px;color:var(--rose-light);font-weight:750}.aside-separator{height:1px;background:#ffffff2e;margin-block:20px}.hero-aside small{color:#91a9b9}.hero-chips{display:flex;overflow-x:auto;gap:8px;padding-block:16px 22px}.hero-chips a{border:1px solid #a7e7de37;background:#ffffff0b;white-space:nowrap;padding:9px 17px;border-radius:50px;font-size:12px;color:#dce8ef}.hero-chips a:hover{background:#ffffff1f}.art{position:relative;display:block;overflow:hidden;isolation:isolate;background:linear-gradient(140deg,#182c47,#184d61);border-radius:14px;min-height:115px}.art:before,.art:after,.art i,.art b,.art em{content:"";display:block;position:absolute;pointer-events:none}.art:before{width:72%;height:130%;top:-40%;right:-26%;border:1px solid #ffffff34;border-radius:48%;transform:rotate(26deg)}.art:after{height:1px;width:150%;top:64%;left:-20%;transform:rotate(-24deg);background:#ffffff56;box-shadow:0 -42px #ffffff20,0 60px #ffffff20}.art i{width:36%;aspect-ratio:1;border:2px solid #b7fff266;top:12%;left:12%;transform:rotate(24deg);border-radius:25% 45% 33% 10%}.art b{width:25%;aspect-ratio:1;background:linear-gradient(145deg,#16bfb8,#62d9c9);left:33%;top:35%;border-radius:50%;filter:blur(2px);opacity:.78}.art em{height:10px;width:45%;left:8%;bottom:20%;background:#ffffff48;transform:skewX(-21deg)}.art-hero{background:radial-gradient(circle at 63% 45%,#18bdb292 0 9%,transparent 28%),linear-gradient(125deg,#0f284a,#29547f 44%,#0c233b 85%)}.art-featured,.art-category6{background:linear-gradient(150deg,#163a50,#5991a1 58%,#1b2a57)}.art-category1,.art-app{background:linear-gradient(145deg,#152c56,#479cad 55%,#17b4a8)}.art-category2,.art-news{background:linear-gradient(140deg,#131c3b,#3c5274 44%,#857adb)}.art-category3,.art-topic{background:linear-gradient(140deg,#294054,#117b88 60%,#26465f)}.art-category4,.art-safety{background:linear-gradient(130deg,#12313c,#2e7680,#0f2033)}.art-category5,.art-about{background:linear-gradient(125deg,#172d46,#6c8a9c,#264a52)}.art-community,.art-guide{background:linear-gradient(120deg,#28425f,#146e80,#2d8e93)}.art-privacy,.art-search{background:linear-gradient(130deg,#13263f,#5b65a5 60%,#1c647b)}.art-contact{background:linear-gradient(135deg,#244659,#5a8b9c,#164a5a)}.section{padding-block:84px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}.section-head h2{font-size:clamp(28px,2.8vw,40px);margin-bottom:10px}.section-head p{margin:0;max-width:760px;font-size:14px}.section-head .text-link{flex-shrink:0}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:23px}.content-card{background:white;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;min-width:0;transition:box-shadow .2s,transform .2s}.content-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}.card-hit{display:block;height:100%}.content-card .art{aspect-ratio:16/9;min-height:0;border-radius:0}.card-body{display:flex;flex-direction:column;gap:8px;padding:20px 21px}.card-body small{font-size:11px;color:#167b80}.card-body strong{font-size:18px;line-height:1.45;letter-spacing:-.02em}.card-body>span:not(.card-link){font-size:13px;color:var(--ink-2);line-height:1.85}.card-link{font-size:12px;font-weight:760;color:#0a8b88;padding-top:8px;margin-top:auto}.feature-cards{grid-template-columns:1.2fr 1fr 1fr}.feature-cards .content-card:first-child .art{aspect-ratio:16/10}.tinted{background:var(--cream-2)}.category-matrix{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.category-tile{background:white;border:1px solid #d8e5eb;padding:26px 20px;min-height:245px;display:flex;flex-direction:column;border-radius:12px;transition:background .2s,transform .2s}.category-tile:hover{background:var(--rose-soft);transform:translateY(-3px)}.category-tile>span{font-size:10px;color:#128a90;letter-spacing:.16em}.category-tile h2,.category-tile h3{font-size:21px;margin:25px 0 10px}.category-tile p{font-size:12px;line-height:1.75}.category-tile b{font-size:12px;color:#087c81;margin-top:auto}.editorial-duo{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}.long-note{font-size:15px;line-height:2;max-width:670px}.duo-display{position:relative;min-height:345px;background:var(--cream-2);border-radius:18px;overflow:hidden}.duo-display>.art{height:345px}.duo-display>div:last-child{position:absolute;right:15px;bottom:15px;width:58%;background:#ffffffeb;backdrop-filter:blur(8px);padding:22px;border-radius:12px;box-shadow:var(--shadow)}.duo-display span{font-size:11px;color:#008b82}.duo-display h3{font-size:21px}.duo-display p{font-size:12px;margin:0}.dark-stage{background:var(--plum-dark);color:white}.dark-stage .section-head h2,.dark-stage .section-head p{color:#edf6fa}.story-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.story-strip>a{border:1px solid #ffffff24;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;background:#ffffff08}.story-strip>a:hover{background:#ffffff16}.story-art .art{aspect-ratio:16/9;border-radius:0}.story-strip strong{padding:18px 18px 3px;font-size:18px;line-height:1.5}.story-strip small{color:var(--rose-light);padding:5px 18px 18px}.link-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.link-grid a{display:flex;align-items:center;justify-content:space-between;padding:19px 21px;background:white;border:1px solid #dae4eb;border-radius:10px;font-weight:720;font-size:14px;transition:border-color .2s,background .2s}.link-grid a:hover{border-color:var(--rose);background:var(--rose-soft)}.link-grid span{color:var(--rose)}.pale{background:#eaf1f6}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.numbered-list{list-style:none;counter-reset:num;padding:0;margin:0;display:grid;gap:23px}.numbered-list li{display:flex;flex-direction:column;padding-left:53px;position:relative;border-bottom:1px solid #d1dfe7;padding-bottom:18px}.numbered-list li:before{counter-increment:num;content:counter(num,decimal-leading-zero);position:absolute;left:0;top:0;font-size:21px;color:#038c8b;font-weight:800}.numbered-list b{font-size:16px}.numbered-list span{font-size:13px;color:var(--ink-2)}.guide-card{padding:30px;background:white;box-shadow:var(--shadow);border-radius:16px}.guide-card .art{height:180px;margin-bottom:28px}.guide-card p{max-width:420px}.guide-card a{color:#0a8b87;font-weight:750}.zig-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}.zig-grid article{padding:35px 30px;min-height:320px;background:white;border:1px solid #dce6eb;border-radius:14px}.zig-grid article:nth-child(2){transform:translateY(30px);background:#e5f6f4}.zig-grid article span{color:#0a8f8e;font-size:11px;letter-spacing:.15em}.zig-grid article h3{font-size:23px;margin:28px 0 18px}.zig-grid article p{font-size:14px}.zig-grid article a{color:#087d7e;font-weight:760;font-size:13px}.compact-section{padding-top:115px}.dark-band{background:linear-gradient(125deg,#0b1d33,#1b3a53);color:white}.band-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:65px}.band-layout h2{font-size:clamp(32px,3vw,46px);margin-bottom:22px}.band-layout p{color:#b6c9d7;max-width:600px;margin-bottom:24px}.band-points{display:flex;flex-direction:column}.band-points a{display:grid;grid-template-columns:50px 1fr;gap:8px 15px;align-items:center;padding:17px 0;border-bottom:1px solid #ffffff27}.band-points b{font-size:28px;color:var(--rose-light);grid-row:span 2}.band-points strong{font-size:18px}.band-points span{font-size:12px;color:#bad1db}.news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.news-main .content-card .art{aspect-ratio:16/7}.news-list{display:flex;flex-direction:column;gap:10px}.news-list a{padding:13px 25px;background:white;border:1px solid #dce6eb;display:flex;flex-direction:column;gap:2px;border-radius:10px;flex:1}.news-list small{color:#0b8f8b}.news-list strong{font-size:16px}.news-list span{font-size:11px;color:var(--ink-3)}.series-cols{display:grid;grid-template-columns:1fr 1fr;gap:20px}.series-cols a{padding:40px;min-height:280px;color:white;background:linear-gradient(130deg,#183048,#23656d);border-radius:15px}.series-cols a:nth-child(2){background:linear-gradient(130deg,#1b3353,#6159a1)}.series-cols span{font-size:12px;color:#cce8e7}.series-cols h3{font-size:29px;margin:30px 0 14px}.series-cols p{color:#dce8ef}.series-cols b{font-size:13px;color:#94f3e7}.authors-layout{display:grid;grid-template-columns:.6fr 1fr;gap:50px;align-items:center}.author-art .art{aspect-ratio:4/3}.authors-layout h3{font-size:29px}.authors-layout p{line-height:2}.discussion-list{border-top:1px solid var(--line)}.discussion-list>a{display:flex;align-items:center;gap:25px;border-bottom:1px solid var(--line);padding:24px 10px}.discussion-list>a>span:last-child{margin-left:auto;font-size:12px;white-space:nowrap;color:#0b8580}.discussion-list b{font-size:19px}.discussion-list p{font-size:13px;margin:4px 0}.topic-icon{height:50px;width:50px;display:grid;place-items:center;border-radius:50%;background:var(--rose-soft);color:#088e88;font-weight:750;flex-shrink:0}.app-stage{background:linear-gradient(120deg,#ebf6f7,#dce9f0)}.app-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:70px}.app-grid h2{font-size:clamp(38px,4vw,60px)}.app-grid p{line-height:2}.app-grid .btn.outline{border-color:var(--ink-2)}.phone-mock{background:#0c2034;border:8px solid #18283b;border-radius:40px;width:min(280px,80%);margin:auto;padding:12px;box-shadow:22px 25px 45px #10253c39;aspect-ratio:9/16;transform:rotate(5deg)}.phone-inner{background:#f0f9f9;color:var(--ink);height:100%;border-radius:22px;padding:26px 18px;display:flex;flex-direction:column;gap:15px}.phone-inner>span{color:#0b8f8c;font-size:10px;letter-spacing:.13em}.phone-inner h3{font-size:25px}.phone-feature{height:40%;background:linear-gradient(120deg,#0d3147,#2a9f9b);border-radius:12px;position:relative}.phone-feature:before{content:"";position:absolute;inset:15px;border:1px solid #ffffff7b;border-radius:50% 20% 30% 40%}.phone-inner i{height:8px;width:80%;border-radius:3px;background:#c4d6dc}.phone-inner i:nth-of-type(2){width:95%}.phone-inner i:nth-of-type(3){width:56%}.phone-inner b{font-size:11px;margin-top:auto;text-align:center}.privacy-note{background:#12334c;color:#fff;padding:55px;border-radius:20px;min-height:280px;display:flex;flex-direction:column;gap:28px}.privacy-note strong{font-size:36px;letter-spacing:.13em;color:var(--rose-light)}.privacy-note span{font-size:19px}.privacy-note a{color:#8bf1e8}.faq-list{border-top:1px solid #c9d7df}.faq-list details{border-bottom:1px solid #c9d7df;padding:18px 12px}.faq-list summary{font-weight:730;font-size:17px;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:10px}.faq-list summary:after{content:"+";font-weight:400;color:#078a83;font-size:24px}.faq-list details[open] summary:after{content:"−"}.faq-list p{max-width:920px;margin:12px 0 0;line-height:1.95}.end-cta{background:white;text-align:center;padding:90px 25px!important;border-radius:18px;margin-bottom:75px}.end-cta h2{font-size:44px}.end-cta .btn{margin:5px}.site-footer{background:linear-gradient(135deg,#0A1628,#182B43);color:#e2edf2;padding:70px 0 30px}.footer-top{display:grid;grid-template-columns:2.2fr repeat(3,1fr);gap:60px;padding-bottom:65px}.footer-brand{font-size:38px;font-weight:900}.footer-brand span{color:var(--rose-2)}.footer-brand small{font-size:12px;font-weight:500;display:block}.footer-top p{color:#9cafc0;font-size:13px;max-width:360px;margin-top:16px;line-height:2}.footer-top h3{font-size:14px;margin-bottom:18px}.footer-top>div:not(:first-child) a{display:block;font-size:13px;color:#b3c6d4;margin:0 0 11px}.footer-top a:hover{color:var(--rose-light)!important}.footer-bottom{border-top:1px solid #ffffff22;padding-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:11px;color:#98afbf}.bottom-nav{display:none}.back-top{position:fixed;right:23px;bottom:25px;z-index:70;width:44px;height:44px;border:0;border-radius:50%;background:#13324a;color:white;font-size:21px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .2s}.back-top.visible{opacity:1;pointer-events:auto}
/* Inner pages — intentionally varied presentation systems */
.interior{padding-top:66px;padding-bottom:90px;min-height:65vh}.page-heading{max-width:930px;margin-bottom:40px}.page-heading h1{font-size:clamp(36px,4.5vw,64px);margin:0 0 20px;letter-spacing:-.055em}.page-heading>p{font-size:17px;line-height:1.95;max-width:850px}.interior .section{padding-block:55px}.interior .cards{margin-block:30px 45px}.category-switch,.topic-chips,.tabbar{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:32px}.category-switch a,.topic-chips a,.tabbar button{background:white;border:1px solid #d4e2e8;padding:10px 17px;border-radius:50px;font-size:13px}.category-switch a.active,.tabbar button.active{background:var(--plum);color:white;border-color:var(--plum)}.intro-panel{display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:35px;background:white;border:1px solid #dce6ed;border-radius:18px;overflow:hidden;margin:35px 0;padding:20px}.intro-panel>div:first-child .art{height:270px}.intro-panel h2{font-size:30px}.intro-panel p{line-height:2}.intro-panel>div:last-child{padding:20px}.copy-section{display:grid;grid-template-columns:70px 1fr;gap:20px;max-width:1000px;border-top:1px solid var(--line);padding:36px 0}.copy-section .index-num{font-size:35px;font-weight:760;color:#0a9b95}.copy-section h2{font-size:24px}.copy-section p{line-height:2.08;font-size:15px}.prose{line-height:2.1;font-size:15px}.page-next{border-top:1px solid var(--line);margin-top:50px}.page-next h2{font-size:25px}.page-next>p{max-width:850px}.page-next .link-grid{margin-top:25px}.breadcrumbs{color:var(--ink-3);font-size:12px;margin-bottom:30px}.breadcrumbs a{color:#047d81}.detail-head{display:grid;grid-template-columns:1fr .86fr;align-items:center;gap:50px;margin-bottom:60px}.detail-head h1{font-size:clamp(36px,4vw,56px)}.detail-head p{font-size:17px;line-height:2}.detail-art .art{aspect-ratio:16/10}.detail-tools{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:65px}.article-main{max-width:800px;font-size:16px}.article-main h2{margin-top:42px;font-size:26px}.article-main p{line-height:2.2}.article-sidebar{align-self:start;position:sticky;top:100px;background:#e9f2f5;padding:28px;border-radius:14px;display:flex;flex-direction:column;gap:14px}.article-sidebar h3{font-size:21px}.article-sidebar p{font-size:13px}.article-sidebar a:not(.btn){color:#047e81;font-size:13px}.reader-page{background:#eef3f6;padding-bottom:90px}.reader-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:25px 0;font-size:13px}.reader-toolbar a{color:#088382}.reader-toolbar>div{display:flex;gap:10px;flex-wrap:wrap}.reader-toolbar button{border:1px solid #c2d2dc;background:white;padding:7px 12px;border-radius:6px}.reader-shell{display:grid;grid-template-columns:230px minmax(0,800px);gap:50px;justify-content:center}.reader-index{display:flex;flex-direction:column;gap:20px;align-self:start;position:sticky;top:112px;font-size:13px}.reader-index span{font-size:11px;color:#068b87;letter-spacing:.15em;font-weight:760}.reader-index a{padding:8px 15px;border-left:1px solid #aac2c9}.reader-index a:hover{border-color:#0b9d9d;color:#008987}.reader-article{background:white;box-shadow:var(--shadow);padding:55px 65px;border-radius:14px}.reader-article h1{font-size:40px}.reader-subtitle{font-size:18px}.reader-article section{padding-top:25px}.reader-article section h2{font-size:26px;margin-top:30px}.reader-article section h3{font-size:19px;margin-top:30px}.reader-article section p{font-size:16px;line-height:2.25}.notice-box{background:#e4f7f3;border-left:3px solid var(--rose);padding:24px 26px;border-radius:6px;color:var(--ink);margin-block:24px}.notice-box p{margin-top:7px;margin-bottom:8px}.reader-progress{height:4px;background:#e1e9ed;margin-top:55px;border-radius:10px;overflow:hidden}.reader-progress span{display:block;height:100%;width:0;background:var(--rose)}.reader-dark{background:#101e2b}.reader-dark .reader-article{background:#1c2d40;color:white}.reader-dark .reader-article p{color:#c0d1dc}.large-search{background:white;padding:28px;border:1px solid #d7e3ea;border-radius:12px;max-width:850px;margin-bottom:40px}.large-search label{display:block;margin-bottom:10px;font-weight:680}.large-search>div{display:flex;gap:10px}.large-search input{flex:1;min-width:0;padding:13px;border:1px solid #b5c6d0;border-radius:8px}.empty-state{text-align:center;padding:70px 30px;background:white;border:1px solid #d7e3ea;border-radius:15px}.empty-state h2,.empty-state h3{font-size:25px}.empty-state p{max-width:560px;margin-inline:auto}.library-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:25px}.library-container{min-height:220px}.library-item{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #d8e4eb;padding:17px 4px}.library-item a{font-weight:750}.library-item p{font-size:13px;margin:5px 0}.library-item button{border:1px solid #ccdade;padding:8px 12px;border-radius:6px;background:white}.tabbar button{cursor:pointer}.rank-list{display:flex;flex-direction:column;border-top:1px solid #cbdbe3}.rank-list a{display:grid;grid-template-columns:80px 1fr 140px;align-items:center;gap:26px;padding:23px 15px;border-bottom:1px solid #cbdbe3}.rank-list a:hover{background:white}.rank-num{font-size:38px;font-weight:850;color:#849bb1}.rank-list a:nth-child(1) .rank-num{color:var(--rose)}.rank-list a:nth-child(2) .rank-num{color:#183c5a}.rank-list a:nth-child(3) .rank-num{color:var(--peach)}.rank-list a span:nth-child(2){display:flex;flex-direction:column;gap:3px}.rank-list small{color:#078a86}.rank-list strong{font-size:20px}.rank-list em{font-style:normal;color:var(--ink-2);font-size:13px}.rank-list b{font-size:12px;color:#0a8585}.timeline{max-width:1020px;border-left:1px solid #b1cdd6;padding-left:35px;margin-left:12px}.timeline article{position:relative;display:grid;grid-template-columns:170px 1fr;gap:25px;padding:15px 0 43px;border-bottom:1px solid #d7e3eb}.timeline article:before{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:var(--rose);left:-41px;top:22px}.time-marker{font-size:12px;color:#088c8b;font-weight:740}.timeline h2{font-size:23px}.timeline p{line-height:2}.timeline small{font-size:12px;color:#068885}.featured-lead{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center;margin:50px 0}.featured-lead h2{font-size:33px}.featured-lead p{line-height:2}.discover-stage{display:grid;grid-template-columns:1.5fr .65fr;gap:20px;margin-bottom:35px}.discover-stage>div{position:relative;min-height:360px}.discover-stage>div>.art{height:360px}.discover-stage>div>div{position:absolute;bottom:24px;left:25px;right:25px;background:#0a1c2cbf;padding:20px;color:white;border-radius:10px}.discover-stage>div>div span{font-size:11px;color:#a2e9e3}.discover-stage>div>div h2{font-size:27px}.discover-stage>div>div p{color:#d0e4e8;margin:0}.discover-stage aside{background:white;border-radius:12px;padding:15px}.discover-stage aside .art{height:220px;margin-bottom:23px}.discover-stage aside a{color:#087f81;font-weight:760}.discover-stage aside p{font-size:13px}.collection-hero{display:grid;grid-template-columns:.8fr 1fr;align-items:center;gap:38px;margin-bottom:50px}.collection-hero .art{height:280px}.collection-hero h2{font-size:35px}.collection-hero p{line-height:2}.collection-list{display:flex;flex-direction:column;gap:22px}.collection-list article{display:grid;grid-template-columns:1.3fr .8fr;gap:50px;padding:38px;background:white;border:1px solid #dae5eb;border-radius:14px}.collection-list h2{font-size:28px}.collection-list p{line-height:2}.collection-list small{color:var(--ink-3)}.collection-list article>div:last-child{border-left:1px solid #d8e4eb;padding-left:30px;display:flex;flex-direction:column;gap:10px}.collection-list article>div:last-child a:not(.btn){color:#0a757e;font-size:13px}.collection-list .btn{margin-top:auto}.creator-intro,.about-intro,.help-lead,.community-intro,.policy-lead{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:center;margin:40px 0 60px}.creator-intro .art,.about-intro .art,.help-lead .art,.community-intro .art,.policy-lead .art{height:300px}.creator-intro h2,.about-intro h2,.help-lead h2,.community-intro h2{font-size:34px}.creator-intro p,.about-intro p,.help-lead p,.community-intro p,.policy-lead p{line-height:2.12}.policy-lead{grid-template-columns:.7fr 1.3fr}.discussion-topics{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.discussion-topics article{background:white;border:1px solid #d8e5ea;border-radius:12px;padding:28px}.discussion-topics span{font-size:12px;color:#068e8c}.discussion-topics h2{font-size:23px;margin-top:15px}.discussion-topics p{line-height:1.95;font-size:14px}.discussion-topics a{color:#0b8484;font-weight:760}.mobile-showcase{background:#e0eff0;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:45px;padding:50px;border-radius:20px;margin-bottom:45px}.mobile-showcase h2{font-size:38px}.mobile-showcase p{line-height:2}.feature-lines{margin:32px 0}.feature-lines>div{display:flex;justify-content:space-between;gap:25px;padding:14px 0;border-bottom:1px solid #c3d9dd}.feature-lines span{font-size:13px}.download-warning{background:#172e45;color:white;display:grid;grid-template-columns:1.2fr .8fr;gap:45px;padding:50px;border-radius:18px;margin-bottom:50px}.download-warning h2{font-size:36px}.download-warning p{color:#b8ced9;line-height:2}.download-check{background:#ffffff12;border:1px solid #ffffff33;border-radius:14px;padding:25px}.download-check li{line-height:2.1}.contact-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:30px}.contact-panel,.contact-side{background:white;border:1px solid #d7e5eb;padding:38px;border-radius:14px}.contact-panel h2{font-size:35px}.contact-panel p{line-height:2}.contact-side .art{height:200px;margin-bottom:25px}.contact-side li{line-height:2.3}.series-block{background:white;border:1px solid #d9e6ec;border-radius:13px;padding:38px;margin-bottom:20px}.series-block h2{font-size:29px}.series-block p{line-height:2}.series-block ol{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 25px;padding-left:25px}.series-block li{padding:9px}.series-block li a:hover{color:#078b86}.topic-atlas{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.topic-atlas a{background:linear-gradient(145deg,#17344d,#2b6771);color:white;border-radius:13px;min-height:270px;padding:29px;display:flex;flex-direction:column}.topic-atlas a:nth-child(even){background:linear-gradient(145deg,#203653,#56538d)}.topic-atlas span{color:#a4eee5;font-size:11px;letter-spacing:.15em}.topic-atlas h2{font-size:29px;margin:32px 0 10px}.topic-atlas p{font-size:14px;color:#d4e6ed}.topic-atlas b{color:#9ce8df;margin-top:auto}.inline-actions{display:flex;gap:10px;flex-wrap:wrap}
@media(max-width:1200px){.desktop-nav{gap:10px}.desktop-nav a{font-size:12px}.header-inner{gap:9px}.brand-caption{display:none}.hero-layout{grid-template-columns:145px minmax(0,1fr) 205px;gap:22px}.category-matrix{grid-template-columns:repeat(3,1fr)}.footer-top{gap:35px}.cards{gap:15px}.card-body{padding:16px}.card-body strong{font-size:16px}}
@media(max-width:1024px){.desktop-nav{display:none}.menu-trigger{display:grid}.mobile-nav:not([hidden]){display:grid;position:absolute;top:72px;left:0;right:0;background:#12283e;grid-template-columns:repeat(4,1fr);padding:18px max(25px,5%);gap:10px;box-shadow:0 14px 30px #0004}.mobile-nav a{padding:10px 12px;font-size:13px;border-bottom:1px solid #ffffff1c}.brand-caption{display:block}.hero-layout{grid-template-columns:120px 1fr}.hero-aside{grid-column:2;display:grid;grid-template-columns:1fr 1fr;padding:10px 0 40px;align-items:center}.hero-aside .aside-separator,.hero-aside small{display:none}.hero-aside .aside-title{grid-column:span 2}.hero-aside strong{font-size:22px}.hero-rail{padding-right:10px}.cards{grid-template-columns:repeat(3,1fr)}.story-strip{grid-template-columns:repeat(2,1fr)}.link-grid{grid-template-columns:repeat(3,1fr)}.category-matrix{grid-template-columns:repeat(3,1fr)}.reader-shell{grid-template-columns:170px minmax(0,1fr);gap:24px}.reader-article{padding:40px}}
@media(max-width:900px){.wrap{width:min(calc(100% - 42px),var(--wrap))}.hero{padding-top:40px}.hero-layout{grid-template-columns:1fr}.hero-rail{display:none}.hero-aside{grid-column:auto}.hero-main h1{font-size:58px}.hero-visual{height:260px}.section{padding-block:62px}.editorial-duo,.two-col,.band-layout,.app-grid,.authors-layout{grid-template-columns:1fr;gap:30px}.app-grid .phone-mock{margin:20px auto 0}.zig-grid{grid-template-columns:1fr 1fr}.zig-grid article:nth-child(2){transform:none}.news-layout{grid-template-columns:1fr}.footer-top{grid-template-columns:2fr 1fr 1fr}.footer-top>div:last-child{grid-column:2/4}.detail-head{grid-template-columns:1fr}.detail-art .art{height:300px}.article-layout{grid-template-columns:1fr}.article-sidebar{position:static}.intro-panel{grid-template-columns:1fr}.intro-panel>div:first-child .art{height:200px}.collection-list article{gap:20px}.topic-atlas{grid-template-columns:repeat(2,1fr)}.contact-layout{grid-template-columns:1fr}}
@media(max-width:768px){.brand-caption{font-size:11px}.hero-main h1{font-size:48px}.hero-aside{display:none}.cards,.feature-cards{grid-template-columns:repeat(2,1fr)}.category-matrix{grid-template-columns:repeat(2,1fr)}.link-grid{grid-template-columns:repeat(2,1fr)}.section-head{align-items:flex-start;flex-direction:column;gap:10px}.section-head .text-link{margin-top:5px}.footer-top{grid-template-columns:repeat(2,1fr)}.footer-top>div:first-child{grid-column:1/-1}.footer-top>div:last-child{grid-column:auto}.footer-bottom{padding-bottom:65px}.bottom-nav{display:flex;justify-content:space-around;position:fixed;bottom:0;left:0;right:0;background:#0a1628;z-index:90;padding:8px 5px max(8px,env(safe-area-inset-bottom));border-top:1px solid #ffffff22}.bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#dce8f0;font-size:23px;line-height:1.1;min-width:48px}.bottom-nav small{font-size:10px;margin-top:4px}.back-top{bottom:80px}.detail-head h1,.reader-article h1{font-size:35px}.reader-shell{display:block}.reader-index{display:none}.reader-toolbar{align-items:flex-start;flex-direction:column}.reader-article{padding:30px}.discover-stage{grid-template-columns:1fr}.discover-stage aside{display:none}.collection-hero,.creator-intro,.about-intro,.help-lead,.community-intro,.policy-lead{grid-template-columns:1fr}.policy-lead .art{height:200px}.mobile-showcase,.download-warning{grid-template-columns:1fr}.series-block ol{grid-template-columns:1fr}.page-heading h1{font-size:40px}.interior{padding-top:45px}}
@media(max-width:600px){body{font-size:15px}.wrap{width:calc(100% - 32px)}.site-header{height:66px}.mobile-nav:not([hidden]){top:66px;grid-template-columns:repeat(2,1fr)}.brand-symbol{font-size:29px}.pill-mini{display:none}.hero{padding-top:35px}.hero-kicker{font-size:10px}.hero-main h1{font-size:43px}.hero-lead{font-size:14px}.hero-search{flex-direction:column;background:transparent;box-shadow:none;gap:8px}.hero-search input{background:white;border-radius:8px;width:100%}.hero-search button{padding:13px}.hero-visual{height:200px}.hero-chips{padding-bottom:17px}.hero-cta .btn{flex:1;padding:12px}.section{padding-block:48px}.section-head h2{font-size:28px}.cards,.feature-cards{grid-template-columns:1fr}.content-card .art{aspect-ratio:16/8}.category-matrix{grid-template-columns:1fr 1fr;gap:10px}.category-tile{min-height:210px;padding:18px 14px}.category-tile h2,.category-tile h3{font-size:18px;margin-top:15px}.category-tile p{font-size:11px}.link-grid{grid-template-columns:1fr 1fr;gap:9px}.link-grid a{padding:14px 13px;font-size:12px}.story-strip{gap:10px}.story-strip strong{font-size:15px;padding:13px}.story-strip small{padding:0 13px 13px}.duo-display{min-height:300px}.duo-display>.art{height:300px}.duo-display>div:last-child{width:78%;padding:15px}.zig-grid,.series-cols{grid-template-columns:1fr}.zig-grid article{min-height:0}.series-cols a{min-height:220px;padding:28px}.series-cols h3{font-size:25px}.band-layout h2{font-size:34px}.rank-list a{grid-template-columns:45px 1fr;gap:10px}.rank-list a>b{display:none}.rank-num{font-size:29px}.timeline{padding-left:20px}.timeline article{grid-template-columns:1fr;gap:0}.timeline article:before{left:-26px}.discussion-list>a{gap:12px}.discussion-list>a>span:last-child{display:none}.discussion-list b{font-size:15px}.app-grid h2{font-size:38px}.phone-mock{width:230px}.footer-top{gap:22px}.footer-top>div:last-child{grid-column:auto}.search-dialog{padding:23px}.search-row{flex-direction:column}.intro-panel{padding:8px}.intro-panel>div:last-child{padding:15px}.intro-panel h2{font-size:24px}.copy-section{grid-template-columns:40px 1fr;gap:12px}.copy-section .index-num{font-size:24px}.copy-section h2{font-size:21px}.article-main h2{font-size:24px}.reader-article{padding:24px 18px}.reader-article h1{font-size:30px}.large-search>div{flex-direction:column}.tabbar button{padding:8px 12px}.collection-list article{grid-template-columns:1fr;padding:22px}.collection-list article>div:last-child{padding:20px 0 0;border-left:0;border-top:1px solid #d8e4eb}.discussion-topics,.topic-atlas{grid-template-columns:1fr}.mobile-showcase,.download-warning{padding:26px}.contact-panel,.contact-side{padding:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}