/* One site, reflowed for narrow viewports. The desktop composition stays intact. */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}

@media(max-width:900px){
  :root{--muted:#596656}
  .section-heading{grid-template-columns:1fr;gap:26px;align-items:start}
  .section-intro{justify-self:start;max-width:650px;font-size:15px;line-height:2}
  .section-intro p+p{font-size:14px}
  .story-prose{font-size:14px;line-height:2.1}
  .story-people>p{font-size:14px}
  .strengths{grid-template-columns:repeat(2,minmax(0,1fr))}
  .strengths p{font-size:13px;line-height:2}
  .course-panel{grid-template-columns:1fr;gap:29px;align-items:start}
  .course-image{width:100%;max-width:none}
  .course-image img{aspect-ratio:1.5;height:auto;object-fit:cover}
  .course-copy{padding:0}
  .course-copy h3{font-size:34px;line-height:1.5}
  .course-copy>p{font-size:14px;line-height:2.1;max-width:650px}
  .course-copy .overline{font-size:11px}
  .course-image figcaption{font-size:11px;line-height:1.9}
  .course-path{font-size:13px;margin-top:19px}
  .course-path li{display:grid;grid-template-columns:96px minmax(0,1fr);gap:12px;padding-block:10px;line-height:1.9}
  .course-path li>span{min-width:0}
  .after-class{font-size:13px;line-height:2;margin-top:22px}
  .course-note{font-size:12px;line-height:2;align-items:flex-start}
  .course-note>span{flex-shrink:0;margin-top:4px}
  .photography-montage{aspect-ratio:1.6}
  .photography-montage img{height:100%;aspect-ratio:auto}
  .floral-image img{aspect-ratio:1.35;object-position:50% 38%}
  .course-innovation{grid-template-columns:1fr;gap:25px}
  .course-innovation h3{font-size:33px;line-height:1.55}
  .innovation-copy{font-size:14px;line-height:2.1}
  .innovation-points{font-size:12px}
  .innovation-points span{font-size:14px}
  .ai-band-course{grid-template-columns:1fr;gap:28px}
  .band-course-copy>h3{font-size:33px}
  .band-course-copy>p:not(.overline){font-size:14px;line-height:2.1}
  .band-learning-path{gap:24px}
  .band-learning-path strong{font-size:14px}
  .band-learning-path p{font-size:12px;line-height:1.95}
  .band-course-visual>img{aspect-ratio:1.5;object-position:43% 50%}
  .band-course-visual figcaption>span{font-size:11px;line-height:1.8}
  .ecosystem>div{font-size:14px;line-height:2.1}
  .journey-development-heading{grid-template-columns:1fr;gap:25px}
  .journey-development-intro{font-size:14px;max-width:660px}
  .journey-direction{grid-template-columns:25px minmax(0,1fr) 155px;gap:12px 22px}
  .journey-direction-title{grid-column:2;grid-row:1}
  .journey-direction-copy{grid-column:2;grid-row:2;font-size:13px}
  .journey-direction figure{grid-column:3;grid-row:1/3;align-self:start}
  .journey-direction img{aspect-ratio:.85}
  .journey-direction-copy .direction-output{font-size:11px}
  .journey-development-foot{display:block}
  .journey-development-foot .text-link{margin-top:12px;min-height:44px}
  .service-opening-copy{font-size:14px;line-height:2.1}
  .service-opening-copy p+p{font-size:13px}
  .service-step>p{font-size:13px;line-height:2.1}
  .team-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px}
  .team-member .member-bio{font-size:12px;line-height:2}
  .team-member>p,.team-member>span,.team-member .education{font-size:12px;line-height:1.8}
  .partner-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cooperation-main{grid-template-columns:1fr;gap:25px}
  .cooperation-main>div>p{font-size:14px;line-height:2.1;max-width:650px}
  .rail-controls button{width:44px;height:44px}
  .gallery-close{min-width:70px;min-height:44px;top:2px}
  .text-link,.round-link{min-height:44px}
}

@media(max-width:680px){
  .course-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .course-tabs .course-tab{min-height:66px;padding:15px 18px;font-size:20px;gap:12px}
  .service-flow{grid-template-columns:1fr;gap:35px}
  .service-step h3{font-size:24px}
  .service-step>p{max-width:calc(100% - 28px);margin-left:28px}
  .festival-top{grid-template-columns:1fr;gap:30px}
  .festival-lead{font-size:14px;max-width:620px}
  .festival-features p{font-size:13px;line-height:2}
  .team-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 20px}
  .team-member .member-bio{font-size:12px;line-height:2}
  .team-member>p,.team-member>span,.team-member .education{font-size:12px;line-height:1.8}
  .education small{font-size:11px}
  .team-member h3{font-size:25px}
  .team-member h3 small{font-size:11px}
}

@media(max-width:580px){
  .wrap{width:calc(100% - 40px)}
  :root{--section-title:clamp(33px,10.2vw,48px)}
  .section-space{padding-block:54px}
  .site-header{min-height:76px;gap:14px}
  .main-nav{font-size:12px;gap:14px}
  .main-nav a{display:inline-flex;align-items:center;min-height:44px}
  .main-nav a[href="#story"],.main-nav a[href="#practice"],.main-nav a[href="#team"]{display:none}
  .hero-screen{height:auto;min-height:0;max-height:none}
  .hero-content{height:auto;min-height:clamp(640px,calc(100svh - 76px),760px);padding-block:30px 24px}
  .hero-location{font-size:9px}
  .hero-business{font-size:13px;margin-top:44px}
  .hero-description{font-size:14px;line-height:2}
  .hero-link{min-height:44px;font-size:13px}
  .hero-controls{gap:12px;padding-top:28px}
  .hero-scene{font-size:11px;min-height:56px;line-height:1.8}
  .hero-scene>span{font-size:10px}
  .section-topline{gap:18px;align-items:flex-start}
  .section-topline>p{font-size:13px;flex-shrink:0;gap:12px}
  .section-topline .section-english{font-size:8px;line-height:1.7;max-width:42%;overflow-wrap:anywhere}
  .overline,.story-title .overline{font-size:11px;line-height:1.9}
  .story-prose,.story-people>p{font-size:14px;line-height:2.1}
  .story-photo-row{gap:29px}
  .strengths{gap:28px 22px}
  .strengths>div>span{font-size:10px}
  .strengths h3{font-size:21px}
  .strengths p{font-size:13px;line-height:2}
  .section-heading{margin:30px 0;gap:24px}
  .section-intro{font-size:14px;line-height:2.1}
  .section-intro p+p{font-size:14px;margin-top:14px}
  .course-innovation .overline{font-size:10px;line-height:1.9}
  .course-innovation h3,.band-course-copy>h3{font-size:31px}
  .innovation-copy .innovation-lead{font-size:21px}
  .innovation-points{gap:18px;font-size:12px}
  .course-tabs .course-tab{font-size:19px;gap:11px;padding:14px 16px;min-height:64px}
  .course-tabs .course-tab>span:first-child{font-size:10px}
  .course-tabs .course-tab .tab-arrow{font-size:19px}
  .course-panel{padding-top:26px;gap:25px}
  .course-copy h3{font-size:31px;line-height:1.5;margin:15px 0}
  .course-copy h3 br{display:block}
  .course-path li{grid-template-columns:82px minmax(0,1fr);gap:12px;font-size:13px}
  .course-image figcaption{font-size:11px}
  .floral-image img{aspect-ratio:1.15}
  .photography-montage{aspect-ratio:1.25}
  .photography-montage img{aspect-ratio:auto;height:100%}
  .after-class{grid-template-columns:65px minmax(0,1fr);gap:12px;font-size:12px}
  .band-learning-path{grid-template-columns:1fr;gap:0}
  .band-learning-path li{display:grid;grid-template-columns:22px 1fr;gap:5px 10px;padding:14px 0}
  .band-learning-path li>span{grid-column:1;grid-row:1/3;padding-top:3px;margin:0;font-size:11px}
  .band-learning-path strong{grid-column:2;font-size:14px}
  .band-learning-path p{grid-column:2;font-size:13px;margin:0}
  .band-course-visual>figcaption{font-size:18px}
  .band-course-visual figcaption>span{font-size:10px}
  .ecosystem h3{font-size:30px}
  .journey-photos{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:auto auto;gap:12px;align-items:start}
  .journey-photos .project-image{height:auto}
  .journey-photo-main{aspect-ratio:1.5}
  .journey-photos .journey-photo-main img{aspect-ratio:1.5;height:auto;object-fit:contain}
  .journey-photos>.project-image:not(.journey-photo-main){aspect-ratio:.85}
  .journey-photos>.project-image:not(.journey-photo-main) img{height:100%;width:100%;object-fit:cover}
  .journey-notes{font-size:11px;line-height:2.1}
  .journey-notes p>span{display:block;margin:0}
  .journey-notes .text-link{font-size:13px;margin-top:7px}
  .journey-development{margin-top:36px;padding-top:30px}
  .journey-development-heading{gap:23px}
  .journey-development-heading .overline{font-size:10px}
  .journey-development-heading h3{font-size:clamp(28px,8.4vw,36px);line-height:1.55;margin-top:14px}
  .journey-development-intro{font-size:14px}
  .journey-development-intro .status-tag{font-size:11px;white-space:normal;margin-top:17px}
  .journey-directions{margin-top:28px}
  .journey-direction{grid-template-columns:20px minmax(0,1fr) 100px;gap:18px 12px;padding:24px 0}
  .direction-no{font-size:14px}
  .journey-direction-title{grid-column:2;grid-row:1}
  .journey-direction-title>p{font-size:11px;letter-spacing:0}
  .journey-direction-title h4{font-size:21px;line-height:1.6;margin-top:10px}
  .journey-direction figure{grid-column:3;grid-row:1;align-self:start}
  .journey-direction img{aspect-ratio:.85}
  .journey-direction figcaption{font-size:9px;line-height:1.8;margin-top:7px}
  .journey-direction-copy{grid-column:2/-1;grid-row:2;font-size:13px;line-height:2.1}
  .journey-direction-copy .direction-output{font-size:11px;margin-top:13px}
  .journey-development-foot{padding-top:21px}
  .journey-development-foot>p{font-size:12px;line-height:2}
  .journey-development-foot .text-link{font-size:13px;white-space:normal}
  .festival{padding-block:51px}
  .festival-features h3{font-size:23px}
  .festival-gallery figcaption>span{font-size:13px}
  .festival-gallery figcaption>p{font-size:12px}
  .festival-place{grid-template-columns:1fr;gap:21px}
  .festival-place img{aspect-ratio:1.5;object-fit:contain}
  .festival-place .overline{font-size:10px}
  .festival-place h3{font-size:26px}
  .festival-place div>p:last-child{font-size:13px;line-height:2}
  .festival-footer{font-size:12px;line-height:2}
  .festival-footer .status-tag{font-size:11px}
  .service-opening .overline{font-size:11px}
  .service-opening-copy{font-size:14px;line-height:2.1}
  .service-opening-copy p+p{font-size:13px}
  .service-step>p{font-size:13px;max-width:calc(100% - 28px);margin:9px 0 0 28px}
  .service-step h3{gap:14px;font-size:23px}
  .service-step h3>span{font-size:13px;flex-shrink:0}
  .ip-montage{aspect-ratio:1.5;padding-bottom:38px}
  .ip-montage>figcaption{height:38px;font-size:10px;gap:8px;letter-spacing:0}
  .ip-shoot>span{font-size:11px;letter-spacing:0}
  .service .monthly-example{padding:24px 20px}
  .monthly-heading .overline{font-size:11px}
  .service .monthly-example dt{font-size:clamp(38px,11.2vw,48px)}
  .monthly-example dl{grid-template-columns:repeat(3,minmax(0,1fr))}
  .monthly-example dl>div{padding-left:12px;min-width:0}
  .monthly-example dt span{font-size:11px;margin-left:3px}
  .monthly-example dd{font-size:12px;line-height:1.8}
  .service .monthly-example .example-note{font-size:12px;line-height:2}
  .practice-rail{margin-right:-20px;padding-right:20px;gap:18px}
  .practice-item{flex-basis:88%}
  .practice-item .project-category{font-size:11px;line-height:1.9}
  .practice-item>h3{font-size:23px}
  .practice-foot p{font-size:12px}
  .practice-foot .text-link{font-size:13px;gap:18px;white-space:normal}
  .team-list{gap:31px 18px}
  .team-member h3{font-size:24px}
  .team-member h3 small{display:block;margin:1px 0 0;font-size:11px}
  .team-member .education{min-height:42px;font-size:11px}
  .education small{font-size:10px}
  .team-member .member-bio{font-size:12px;line-height:2}
  .partner{padding:22px 10px;min-height:162px}
  .partner img{max-width:100%}
  .partner>p,.partner.wordmark p{font-size:11px;line-height:1.8}
  .partner.wordmark h3{font-size:22px}
  .partner.partner-dongchao h3{font-size:20px}
  .partners-heading>p{font-size:14px;line-height:2.1}
  .partners-growing{font-size:12px}
  .cooperation>.overline{font-size:11px;line-height:2;letter-spacing:.06em}
  .cooperation-main>div>p{font-size:14px;line-height:2.1}
  .round-link{font-size:14px}
  .cooperation-steps h3{font-size:22px}
  .cooperation-steps p{font-size:13px;line-height:2}
  .cooperation-steps span{font-size:11px}
  .contact-line .overline{font-size:11px}
  .contact-line h3>span{font-size:12px}
  .contact-phone{min-height:54px;flex-wrap:wrap;gap:10px 12px}
  .contact-phone-number{font-size:clamp(26px,7.2vw,36px);letter-spacing:0}
  .contact-phone-action{font-size:12px;gap:12px}
  .contact-phone-action>span{font-size:20px}
  .footer-inner{gap:23px 20px}
  .footer-inner>p{font-size:11px}
  .footer-inner>p span{font-size:8px}
  .footer-inner>a:last-child{min-height:44px;font-size:12px}
  .footer-bottom{font-size:10px}
  .gallery-dialog{width:calc(100vw - 24px);max-height:90svh;padding:48px 12px 18px}
  .gallery-dialog figure>img{max-height:70svh;width:auto;height:auto;object-fit:contain}
  .gallery-dialog figcaption{font-size:12px;line-height:1.9}
}

@media(max-width:360px){
  .site-header .brand img{width:136px}
  .main-nav{gap:10px;font-size:11px}
  .nav-cooperate span{margin-left:5px}
  .hero-scene{font-size:10px}
  .journey-direction{grid-template-columns:18px minmax(0,1fr) 88px;gap:16px 10px}
  .journey-direction-title h4{font-size:20px}
}

/* Cooperation and the original WeChat card follow the same mobile layout. */
@media(max-width:900px){
  .service-opening .overline{line-height:1.9;letter-spacing:.07em}
  .service-scenarios{margin-top:37px;padding-top:26px}
  .service-subheading{display:block}
  .service-subheading h3{font-size:29px;line-height:1.6;margin-top:12px}
  .scenario-list{margin-top:24px}
  .service-scenario{grid-template-columns:24px minmax(170px,.75fr) minmax(0,1.3fr);gap:20px;padding-block:23px}
  .service-scenario h4{font-size:23px}
  .service-scenario>div{font-size:14px;line-height:2.1}
  .service-scenario .scenario-deliverables{font-size:12px}
  .scenario-deliverables>span{display:block;margin:0 0 4px}
  .service-cadence{margin-top:39px;padding-top:29px}
  .cadence-heading{gap:30px;grid-template-columns:1fr 1.1fr}
  .cadence-heading h3{font-size:34px}
  .cadence-heading>p{font-size:14px}
  .cadence-pair{gap:30px;margin-top:28px}
  .cadence-pair h4{font-size:25px}
  .cadence-pair article>p{font-size:14px;line-height:2.1}
  .cadence-pair .cadence-label{font-size:12px}
  .cadence-pair .cadence-examples{font-size:12px}
  .cadence-continuity>p:first-child{font-size:17px}
  .cadence-continuity>p:first-child>span{margin-inline:11px}
  .cadence-continuity>p+p{font-size:13px}
  .contact-line{gap:38px}
  .contact-invitation{font-size:13px;line-height:2}
}
@media(max-width:680px){
  .service-scenario{grid-template-columns:22px minmax(0,1fr);gap:12px 16px}
  .service-scenario h4{grid-column:2}
  .service-scenario>div{grid-column:2;max-width:none}
  .scenario-no{padding-top:3px}
  .cadence-heading{grid-template-columns:1fr;gap:21px}
  .cadence-heading>p{max-width:none}
  .cadence-pair{grid-template-columns:1fr;gap:29px}
  .cadence-pair article{padding-top:23px}
  .cadence-pair h4{font-size:28px}
  .contact-line{grid-template-columns:1fr;gap:30px;align-items:start}
  .contact-details{width:100%}
  .contact-details .contact-phone{width:100%;justify-content:space-between;gap:12px 16px;margin-top:16px;min-height:54px}
  .contact-wechat{justify-self:center;width:min(280px,100%)}
  .contact-wechat figcaption{font-size:13px;text-align:center}
  .wechat-original{font-size:13px;gap:23px}
}
@media(max-width:580px){
  .service-subheading .overline,.cadence-heading .overline{font-size:11px}
  .service-subheading h3{font-size:27px;margin-top:12px}
  .service-scenario h4{font-size:25px}
  .service-scenario>div{font-size:14px}
  .service-scenario .scenario-deliverables{font-size:12px;line-height:2}
  .cadence-heading h3{font-size:32px;line-height:1.5}
  .cadence-pair{margin-top:27px}
  .cadence-pair h4{font-size:27px;margin-block:15px}
  .cadence-pair .cadence-label{font-size:13px}
  .cadence-label>span{font-size:12px}
  .cadence-continuity{margin-top:25px;padding-top:20px}
  .cadence-continuity>p:first-child{font-size:19px;line-height:2}
  .cadence-continuity>p:first-child>span{margin-inline:5px;font-size:14px}
  .contact-line{margin-top:31px;padding-top:27px;gap:29px}
  .contact-invitation{font-size:13px;margin-top:12px}
  .contact-wechat figcaption strong{font-size:23px}
}

/* Compact navigation and intrinsic sizing cover phones and tablets. */
@media(max-width:900px){
  .site-header{position:relative;justify-content:space-between;min-height:80px}
  .site-header .brand-english{display:none}
  .mobile-nav-toggle{display:inline-flex;align-items:center;justify-content:space-between;gap:20px;min-height:44px;min-width:90px;padding:7px 12px;background:transparent;border:1px solid var(--line);font-size:14px}
  .mobile-nav-toggle>span{font-size:21px;line-height:1}
  .site-header .main-nav{display:none;position:absolute;inset:100% 0 auto;z-index:30;margin:0;padding:12px 20px 16px;background:var(--cream);border:1px solid var(--line);box-shadow:0 12px 22px rgba(35,55,46,.08)}
  .site-header .main-nav.is-open{display:flex;flex-direction:column;align-items:stretch;gap:0}
  .site-header .main-nav a{display:flex;min-height:48px;align-items:center;padding:10px 0;font-size:15px;border-bottom:1px solid var(--line);margin:0}
  .site-header .main-nav a:last-child{border-bottom:0}
  .site-header .main-nav a:after{display:none}
  .site-header .main-nav .nav-cooperate span{margin-left:auto}
  .story-layout,.story-photo-row,.course-panel,.ecosystem,.festival-top,.festival-scene-pair,.service-opening,.service-flow,.team-list,.cooperation-main,.cooperation-steps,.contact-line{min-width:0}
  .story-layout>*,.story-photo-row>*,.ecosystem>*,.festival-top>*,.festival-scene-pair>*,.service-flow>*,.cooperation-steps>*,.footer-inner>*{min-width:0}
  .partner-grid .partner:last-child:nth-child(odd){grid-column:span 2}
  .contact-line{grid-template-columns:minmax(0,1fr) 220px;gap:30px}
  .contact-wechat{width:220px;padding:16px}
}
@media(max-width:680px){
  .story-layout,.story-photo-row{grid-template-columns:minmax(0,1fr);gap:30px}
  .contact-line{grid-template-columns:minmax(0,1fr);gap:30px}
  .contact-wechat{width:min(280px,100%);justify-self:center;padding:20px}
  .contact-details .contact-phone{justify-content:flex-start;column-gap:24px}
}
@media(max-width:360px){
  .wrap{width:calc(100% - 32px)}
  .contact-phone-number{font-size:28px}
  .course-tabs .course-tab{font-size:17px;padding-inline:12px}
  .strengths{grid-template-columns:minmax(0,1fr)}
  .section-topline>p{font-size:12px}
}

/* Expanded course directions and team responsibilities. */
.course-tabs .course-tab{flex-wrap:wrap;column-gap:11px;row-gap:2px}
.course-tabs .course-tab small{display:none}
.course-state{font-size:10px;font-style:normal;font-weight:400;letter-spacing:.02em;color:var(--muted);white-space:nowrap}
.course-tab[aria-selected="true"] .course-state{color:var(--ink)}
.development-label{display:inline-block;margin-left:12px;padding:3px 9px;border:1px solid var(--line);font-size:11px;line-height:1.6;color:var(--muted);vertical-align:middle}
.development-note{font-size:11px!important;color:var(--muted);margin-top:20px!important;line-height:1.9}
.contact-email{display:flex;flex-wrap:wrap;align-items:baseline;column-gap:16px;row-gap:5px;width:fit-content;max-width:100%;font-size:17px;line-height:1.8;margin-top:14px;overflow-wrap:anywhere;text-decoration:none}
.contact-email>span{font-size:11px;color:var(--muted);letter-spacing:.06em}
.contact-email:hover{color:var(--orange-deep)}
.team-member .member-bio{line-height:2}
.course-image img{object-position:center}
@media(max-width:580px){
 .course-tabs .course-tab{font-size:18px;column-gap:9px;padding:14px 12px}
 .course-state{font-size:10px}
 .course-tabs .course-tab:last-child{grid-column:1/-1}
 .contact-email{font-size:16px;column-gap:12px}
 .development-label{font-size:10px;margin-left:8px}
 .team-member .member-bio{font-size:12px}
}

.partner-dongchao img{width:86px;height:86px;object-fit:contain}
.partner-dengbu img{width:165px;height:95px;object-fit:contain}

#panel-music>.course-image img{object-position:center 38%}
.partner-dengbu img{mix-blend-mode:multiply}