/* 91 APP / mobile-first responsive editorial system */
:root{--blue:#1453A6;--deep:#102B52;--pale:#EAF3FF;--red:#C62835;--redp:#FCECEF;--yellow:#F2C94C;--yellowp:#FFF5CE;--canvas:#F7FAFE;--white:#fff;--title:#17243A;--text:#29364B;--muted:#566477;--line:#D9E3EF;--radius:10px;--shadow:0 7px 25px rgba(16,43,82,.06)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}body{margin:0;background:var(--canvas);color:var(--text);font:400 16px/1.8 system-ui,-apple-system,"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",sans-serif}img,picture,figure{min-width:0;max-width:100%}img{display:block;max-width:100%;width:auto;height:auto;object-fit:contain}figure{margin:0}a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:3px;overflow-wrap:anywhere}a:hover{color:#0b397d}button{font:inherit}button,a{touch-action:manipulation}button:focus-visible,a:focus-visible{outline:3px solid #b52632;outline-offset:4px}p,li,h1,h2,h3,small,strong,span{overflow-wrap:break-word}h1,h2,h3{line-height:1.28;letter-spacing:-.025em;color:var(--title);margin:0 0 .65em}h1{font-size:clamp(29px,3.4vw,42px)}h2{font-size:clamp(22px,2.25vw,27px)}h3{font-size:clamp(18px,1.6vw,20px)}p{margin:0 0 1.12em}ul,ol{padding-left:1.4em}article,aside,section,header,footer,nav,main,div,li{min-width:0;max-width:100%}.wrap{width:100%;max-width:1200px;margin-inline:auto;padding-inline:clamp(16px,3vw,30px)}.skip-link{position:absolute;left:12px;top:-100px;z-index:99;padding:10px;background:#fff}.skip-link:focus{top:10px}
.site-header{position:relative;z-index:20;background:var(--white);border-bottom:1px solid var(--line)}.header-inner{min-height:76px;display:flex;align-items:center;gap:clamp(10px,1.8vw,24px)}.brand{display:flex;align-items:center;justify-content:flex-start;max-width:175px;min-width:0;flex:0 1 145px;text-decoration:none;white-space:nowrap}.brand img{max-height:36px;max-width:100%;width:auto;height:auto;object-fit:contain}.brand-word,.footer-logo{font-size:24px;line-height:1.15;white-space:nowrap;font-weight:800;letter-spacing:-.05em;color:var(--deep)}.brand-word b,.footer-logo b{color:var(--red)}.brand-tagline{font-size:12px;color:var(--muted);max-width:112px;line-height:1.45}.primary-nav{display:flex;align-items:center;justify-content:center;gap:clamp(8px,1.25vw,18px);flex:1 1 auto;min-width:0}.primary-nav a,.nav-actions>a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;text-decoration:none;font-size:14px;font-weight:700;color:var(--text);border-bottom:2px solid transparent;white-space:normal;text-align:center}.primary-nav a.is-current,.nav-actions>a.is-current{color:var(--blue);border-color:var(--red)}.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}.menu-toggle{min-width:44px;min-height:44px;padding:8px 12px;border:1px solid var(--blue);border-radius:8px;background:var(--white);color:var(--blue);cursor:pointer;font-weight:700;display:flex;gap:8px;align-items:center;justify-content:center}.menu-toggle:hover,.menu-toggle.is-open{background:var(--pale)}.mobile-label{display:none}.directory-panel[hidden]{display:none!important}.directory-panel{position:absolute;top:100%;left:0;right:0;background:var(--white);border-bottom:1px solid var(--line);box-shadow:var(--shadow);max-height:min(75vh,730px);overflow-y:auto}.directory-inner{padding-block:18px 25px}.directory-kicker{font-size:13px;font-weight:700;color:var(--red);margin-bottom:12px}.directory-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.directory-group{border:1px solid var(--line);padding:14px 16px;border-radius:10px}.directory-group h2{font-size:18px;margin-bottom:10px}.directory-group ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px 12px;list-style:none;padding:0;margin:0}.directory-group li a{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 8px;min-height:44px;padding:7px 0;text-decoration:none;border-bottom:1px solid #edf1f5}.directory-group li strong{font-size:14px;color:var(--deep)}.directory-group li small{font-size:12px;color:var(--muted)}.directory-group a[aria-current]{border-bottom:2px solid var(--red)}
.site-footer{margin-top:78px;background:var(--deep);color:#eef4ff;padding:44px 0 24px}.footer-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,7fr);gap:48px}.footer-intro p{font-size:15px;max-width:260px}.footer-logo{display:inline-block;margin-bottom:18px;color:white;text-decoration:none}.footer-quiet{color:#c8d8f0}.footer-index{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.footer-index h2{color:#fff;font-size:16px}.footer-index ul{list-style:none;padding:0;margin:0}.footer-index li{margin:0 0 4px}.footer-index a{display:inline-block;padding:4px 0;line-height:1.5;color:#e4eeff;font-size:14px}.footer-index a:hover{color:#fff}.footer-bottom{border-top:1px solid #385274;margin-top:26px;padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px}.footer-bottom p{font-size:12px;color:#d0def2;margin:0}.mobile-quick-nav{display:none}
.eyebrow,.overline,.section-number{font-size:12px!important;font-weight:800;letter-spacing:.07em;color:var(--red);line-height:1.5;margin-bottom:13px}.home-section{margin-top:68px}.section-heading{max-width:760px;margin-bottom:27px}.section-heading>p:last-child{color:var(--muted)}.hero{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(25px,5vw,60px);align-items:center;padding-block:64px 32px}.hero-copy{min-width:0}.hero h1{font-size:clamp(30px,3.5vw,44px)}.hero-lead{font-size:19px;color:var(--deep);line-height:1.65;font-weight:550}.hero-links{display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px;margin-top:24px}.button-primary{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:9px 23px;background:var(--red);color:white;border-radius:8px;text-decoration:none;font-weight:700}.button-primary:hover{background:#a51d2d;color:#fff}.text-arrow{font-weight:700}.media-frame{display:flex;align-items:center;justify-content:center;min-width:0;width:min(100%,420px);padding:14px;margin:18px auto}.media-frame img{display:block;width:auto;height:auto;max-width:100%;max-height:260px;object-fit:contain}.media-hero{width:min(100%,500px);margin-inline:auto}.media-hero img{max-height:310px}.media-wide{width:min(100%,440px)}.media-wide img{max-height:260px}.media-vertical{width:min(100%,250px)}.media-vertical img{max-height:380px}.media-small{width:min(100%,360px)}.media-small img{max-height:200px}.media-article{width:min(100%,390px)}.media-article img{max-height:240px}
.entry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:2px solid var(--deep);border-bottom:1px solid var(--line)}.entry-grid>a{display:block;padding:23px 16px 20px;border-right:1px solid var(--line);text-decoration:none}.entry-grid>a:last-child{border:0}.entry-num{color:var(--red);font-size:12px;font-weight:800}.entry-grid h3{margin-top:8px;color:var(--deep)}.entry-grid p{color:var(--muted);font-size:14px;margin:0}.investigation-grid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,4fr);gap:24px;align-items:stretch}.feature-text{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);padding:28px;border-radius:9px}.feature-text.alternate{background:var(--pale);border-left-color:var(--red)}.feature-text a,.narrative-card a,.culture-lead a{font-weight:700}.investigation>.media-frame{margin:20px 0 0 auto}.narrative-band{background:#edf4fc;padding:52px 0 62px}.narrative-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.narrative-card{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:23px}.narrative-card.offset{transform:translateY(20px)}.narrative-card .media-frame{margin:0 auto}.culture-layout{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,3fr);gap:36px}.culture-lead{border-bottom:2px solid var(--line);padding-bottom:18px}.culture-lead .media-frame{margin:0 0 12px;padding-left:0}.culture-index{display:flex;flex-direction:column;border-top:2px solid var(--deep)}.culture-index>a{display:flex;flex-direction:column;gap:5px;text-decoration:none;padding:20px 0;border-bottom:1px solid var(--line)}.culture-index strong{font-size:17px;color:var(--deep)}.culture-index span{font-size:14px;color:var(--muted)}.workshop-band{background:#fff;padding:52px 0}.steps-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 25px}.steps-grid li{border-top:2px solid var(--line);padding-top:15px}.steps-grid span{display:block;color:var(--red);font-weight:800;font-size:13px;margin-bottom:5px}.steps-grid strong{font-size:17px;color:var(--deep)}.steps-grid p{font-size:14px;color:var(--muted);margin:7px 0}.workshop-end{display:flex;align-items:center;gap:20px;margin-top:23px;border-top:1px solid var(--line);padding-top:16px}.workshop-end .media-frame{margin:0}.workshop-end p{max-width:510px}.verify{border-radius:12px;overflow:visible}.verify-head{background:var(--deep);border-radius:10px 10px 0 0;padding:25px 30px}.verify-head h2,.verify-head>p:last-child{color:#fff}.verify-head .eyebrow{color:var(--yellow)}.verify-body{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,3fr);gap:25px;padding:28px 30px;background:var(--yellowp);border-radius:0 0 10px 10px}.verify-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.verify-list h3{font-size:17px}.verify-list p{font-size:14px}.verify-list a{display:inline-block}.service-layout{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,3fr);gap:25px}.mobile-reading{background:var(--pale);padding:28px;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,2fr);gap:10px;border-radius:10px}.mobile-reading .media-frame{margin:0}.service-list{padding:25px;border:1px solid var(--line);border-radius:10px;background:white}.service-list ul{padding-left:18px}.service-list li{margin-bottom:10px}.service-mark{max-width:56px;max-height:56px;margin-top:14px}
.page-main{padding-top:23px}.breadcrumb{font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:10px}.page-intro{padding:28px 0 12px;max-width:790px}.page-intro h1{font-size:clamp(27px,3vw,37px)}.lead{font-size:17px;color:#364964;line-height:1.8}.toc{margin:15px 0 38px;padding:16px 20px;background:var(--pale);border-left:3px solid var(--blue);border-radius:8px;max-width:760px}.toc strong{display:block;margin-bottom:9px;color:var(--deep)}.toc ol{margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px 22px}.toc li{font-size:14px;margin:0 0 3px}.reading-layout{display:grid;grid-template-columns:minmax(0,780px) minmax(0,240px);gap:clamp(25px,4vw,58px);align-items:start}.reading-body{min-width:0}.article-section{margin-bottom:43px;scroll-margin-top:90px}.article-section h2{margin-bottom:15px}.article-section p:not(.section-number){line-height:1.84}.article-section .media-frame{margin:15px 0 0}.reading-aside{border-top:3px solid var(--yellow);padding:18px 16px;background:#fff;border-radius:5px}.reading-aside h2{font-size:18px}.reading-aside p{font-size:14px}.reading-chain,.inline-note{background:var(--pale);border-radius:8px;padding:15px 18px;font-size:14px}.reading-chain a{font-weight:700}.check-points{padding:18px 22px 18px 40px;background:#fff;border:1px solid var(--line);border-radius:10px}.check-points li{margin-bottom:6px}.related{margin-top:40px;padding-top:22px;border-top:2px solid var(--deep)}.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.related-grid a{border:1px solid var(--line);background:#fff;border-radius:9px;padding:16px;display:flex;flex-direction:column;gap:7px;text-decoration:none}.related-grid strong{color:var(--deep);font-size:16px}.related-grid span{font-size:13px;color:var(--muted)}.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.faq-entry{scroll-margin-top:90px;background:white;border:1px solid var(--line);border-radius:10px;padding:20px}.faq-entry h2{font-size:18px}.faq-entry p{margin:0}
@media(max-width:1140px){.brand-tagline{display:none}.primary-nav{gap:10px}.header-inner{gap:12px}.primary-nav a{font-size:13px}}
@media(max-width:930px){.primary-nav{display:none}.header-inner{justify-content:space-between}.brand{flex:0 1 155px}.nav-actions{margin-left:auto}.footer-layout{grid-template-columns:minmax(0,1fr);gap:26px}.footer-index{grid-template-columns:repeat(4,minmax(0,1fr))}.hero{gap:22px}.narrative-card{grid-template-columns:minmax(0,1fr)}.reading-layout{grid-template-columns:minmax(0,1fr)}.reading-aside{display:none}}
@media(max-width:768px){.home-section{margin-top:42px}.hero{grid-template-columns:minmax(0,1fr);padding-block:38px 12px}.hero .media-frame{margin:0 auto}.entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.entry-grid>a:nth-child(2){border-right:0}.entry-grid>a:nth-child(-n+2){border-bottom:1px solid var(--line)}.investigation-grid,.narrative-grid,.culture-layout,.service-layout{grid-template-columns:minmax(0,1fr)}.narrative-card.offset{transform:none}.culture-index{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.steps-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.verify-body{grid-template-columns:minmax(0,1fr)}.verify-list{grid-template-columns:repeat(3,minmax(0,1fr))}.mobile-reading{grid-template-columns:minmax(0,1fr) minmax(0,200px)}.footer-index{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.directory-group ul{grid-template-columns:minmax(0,1fr)}}
@media(max-width:600px){body{font-size:16px}.header-inner{min-height:62px}.brand{flex-basis:118px}.brand-word{font-size:21px}.brand img{max-height:30px}.nav-actions{gap:5px}.nav-actions>a{font-size:13px;padding:0 3px}.menu-toggle{padding:6px 9px;gap:3px}.desktop-label{display:none}.mobile-label{display:inline}.directory-grid,.directory-group ul{grid-template-columns:minmax(0,1fr)}.directory-panel{max-height:calc(100dvh - 70px)}.directory-group{padding:12px 14px}.directory-inner{padding-block:12px 20px}.hero h1{font-size:30px}.hero-lead{font-size:17px}.narrative-band,.workshop-band{padding-block:36px}.narrative-card{padding:20px}.feature-text{padding:20px}.culture-index,.verify-list{grid-template-columns:minmax(0,1fr)}.culture-index>a{padding:13px 0}.steps-grid{grid-template-columns:minmax(0,1fr);gap:12px}.workshop-end{flex-direction:column;align-items:stretch}.verify-head{padding:20px}.verify-body{padding:20px}.mobile-reading{grid-template-columns:minmax(0,1fr);padding:20px}.mobile-reading .media-frame{max-width:210px}.service-list{padding:20px}.toc ol{grid-template-columns:minmax(0,1fr)}.faq-grid,.related-grid{grid-template-columns:minmax(0,1fr)}.site-footer{margin-top:50px;padding-bottom:105px}.footer-index{gap:20px}.mobile-quick-nav{position:fixed;z-index:15;bottom:0;left:0;right:0;width:100%;max-width:100%;min-height:58px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:center;padding:2px 8px calc(2px + env(safe-area-inset-bottom,0px));background:#fff;border-top:1px solid var(--line)}.mobile-quick-nav a{display:flex;align-items:center;justify-content:center;min-height:46px;padding:3px 6px;text-align:center;font-size:14px;text-decoration:none;color:var(--deep);font-weight:650}.mobile-quick-nav a[aria-current]{border-top:3px solid var(--red);color:var(--blue)}.media-frame{max-width:100%;margin:10px auto;padding:12px}.media-frame img{max-height:190px}.media-hero img{max-height:230px}.media-vertical{max-width:210px}.media-vertical img{max-height:300px}.media-small img{max-height:170px}.page-intro{padding:20px 0 7px}.page-intro h1{font-size:28px}.toc{padding:14px}.article-section{margin-bottom:32px}}
@media(max-width:360px){.brand{flex-basis:98px}.brand-word{font-size:19px}.nav-actions>a{font-size:12px}.menu-toggle{font-size:13px;padding:6px}.entry-grid{grid-template-columns:minmax(0,1fr)}.entry-grid>a{border-right:0;border-bottom:1px solid var(--line)}.footer-index{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.footer-index a{font-size:13px}.hero h1{font-size:29px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}