/* 孫軍師品牌样式：统一字体、间距、色彩与响应式布局。 */
:root{--ink:#172322;--muted:#66716f;--blue:#205e55;--blue-dark:#17483f;--pale:#f4f6f4;--line:#dfe5e1;--mint:#d9e9dd;--radius:18px;--shadow:0 12px 32px rgba(23,40,34,.05);}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8;color:var(--ink);background:#fff;}
.container{width:min(1200px,calc(100% - 80px));} .section-pad{padding:64px 0;} .section-soft{background:#f6f7f5;}
h1,h2,h3,h4,p{overflow-wrap:break-word;}h1,h2,h3,h4{font-weight:600;letter-spacing:-.025em;} .section-label{font-size:12px;letter-spacing:.08em;font-weight:600;margin-bottom:18px;color:var(--blue);}
.site-header{height:80px;background:rgba(255,255,255,.96);border-bottom:1px solid #e8ece8;backdrop-filter:blur(16px);}.brand{gap:12px;}.brand .brand-mark{width:42px;height:42px;}.brand-copy strong{font-size:21px;font-weight:600;letter-spacing:.12em;}.brand-copy small{font-size:11px;letter-spacing:.04em;color:#6c7774;}.main-nav{font-size:14px;gap:30px;color:#45534e;}.nav-cta{border-radius:7px;background:var(--ink);padding:11px 20px;}
.button{font-size:14px;font-weight:500;padding:13px 22px;border-radius:7px;box-shadow:none;gap:15px;}.button-primary{background:var(--blue);box-shadow:none;}.button-primary:hover{background:var(--blue-dark);box-shadow:none;}.button-quiet{border:1px solid #d4dcd6;background:transparent;color:#30483c;}.button-quiet:hover{background:#f0f4f0;}.text-link{font-size:14px;font-weight:500;}.button:hover{transform:translateY(-1px);}
.hero{background:#f4f6f1;padding:52px 0 22px;}.hero-grid{grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:64px;align-items:center;min-height:0;}.hero-copy{padding:8px 0 22px;}.hero h1{font-size:40px;line-height:1.45;letter-spacing:-.025em;font-weight:600;margin:0 0 24px;}.headline-opening{display:block;color:#202b26;font-size:clamp(34px,3.1vw,44px);margin-bottom:12px;white-space:nowrap;}.hero h1 em{display:block;font-style:normal;font-size:clamp(30px,2.7vw,38px);font-weight:500;line-height:1.5;color:#435749;}.hero h1 em>span{display:block;white-space:nowrap;}.hero h1 em>span:nth-child(2){display:inline;}.hero h1 .headline-highlight{display:inline;color:var(--blue);font-weight:600;}.hero-lead{font-size:15px;line-height:1.95;color:#667069;max-width:550px;}.hero-actions{margin-top:28px;gap:12px;}.hero-proof{border-top:1px solid #dce2d8;padding-top:22px;margin-top:28px;gap:0;}.proof-avatars{display:none;}.hero-proof p{font-size:12px;line-height:1.9;}.hero-proof strong{font-weight:500;color:#53654f;}.hero-proof small{font-size:12px;color:#737f71;max-width:500px;}.hero-bottom{margin-top:24px;padding-top:18px;font-size:12px;border-color:#dce2d8;color:#6d7b6b;}.hero-tags{font-size:12px;}
.hero-stage{min-width:0;}.workflow-preview{background:#fff;border:1px solid #dce3db;border-radius:16px;box-shadow:0 16px 45px rgba(43,60,44,.06);overflow:hidden;}.preview-top{display:flex;align-items:center;justify-content:space-between;padding:15px 22px;border-bottom:1px solid #edf0eb;color:#3d5148;font-size:12px;}.preview-top>span{display:flex;align-items:center;gap:8px;}.preview-top i{width:7px;height:7px;background:#4b8b71;border-radius:50%;}.preview-top small{color:#8b948b;font-size:10px;}.preview-intro{padding:25px 26px 22px;}.preview-intro>span{font-size:10px;letter-spacing:.16em;color:#82907e;}.preview-intro h2{font-size:25px;line-height:1.5;margin:7px 0 0;color:#2b4338;font-weight:500;}.preview-source,.preview-output{display:flex;align-items:center;gap:12px;margin:0 26px;border:1px solid #dce5d9;padding:14px 16px;border-radius:9px;background:#f6f8f3;}.preview-icon{display:grid;place-items:center;width:34px;height:37px;background:#e6eddf;color:#637b56;border-radius:6px;font-size:22px;}.preview-source strong,.preview-output strong{display:block;font-size:13px;font-weight:500;}.preview-source small,.preview-output small{display:block;font-size:10px;color:#84907e;}.source-label{margin-left:auto;font-size:10px;color:#829079;}.preview-connector{height:20px;width:1px;background:#c5d1bd;margin:0 auto;}.preview-nodes{display:flex;align-items:center;gap:7px;margin:0 26px;}.preview-nodes>div{flex:1;min-width:0;border:1px solid #dce4da;border-radius:8px;padding:12px 6px;text-align:center;}.preview-nodes>div>span{font-size:10px;color:#98a28f;display:block;margin-bottom:3px;}.preview-nodes strong{font-size:12px;display:block;font-weight:500;white-space:nowrap;}.preview-nodes small{font-size:10px;color:#84907e;display:block;}.preview-nodes>b{font-weight:400;color:#a1af96;}.preview-output{background:#205e55;color:#fff;border:0;}.preview-output>span{font-size:23px;}.preview-output small{color:#c3d8cb;}.preview-bottom{display:flex;align-items:center;justify-content:center;gap:10px;font-size:10px;padding:20px 10px;color:#8b9586;}.preview-bottom strong{font-weight:500;color:#476345;}.preview-bottom b{font-weight:400;}
.hero-intro-video{max-width:none;border:0;border-radius:10px;background:transparent;padding:0;margin:18px 0 0;box-shadow:none;gap:14px;}.intro-video-cover{width:104px;border-radius:8px;}.intro-video-cover img{object-position:center 30%;}.intro-video-cover>span{font-size:18px;}.intro-video-copy{gap:3px;}.intro-video-copy small{font-size:11px;color:#7b8875;}.intro-video-copy strong{font-size:13px;font-weight:500;color:#3a513c;}.intro-video-copy>span{font-size:11px;color:var(--blue);}
.section-heading{max-width:850px;margin-bottom:36px;}.section-heading h2,.two-col-heading h2,.case-heading h2,.about-copy h2,.contact-copy h2{font-size:34px;line-height:1.5;font-weight:600;letter-spacing:-.02em;margin-bottom:20px;text-wrap:pretty;}.section-heading h2 strong,.two-col-heading h2 strong,.about-copy h2 strong{color:#586b5c;font-weight:500;}.section-heading>p,.two-col-heading>p,.work-heading>p{font-size:15px;line-height:1.9;max-width:650px;color:var(--muted);}.two-col-heading,.work-heading,.case-heading{grid-template-columns:1.15fr .85fr;gap:64px;max-width:none;}.problem-grid{gap:22px;}.problem-card{border-radius:12px;border:1px solid #e1e6dd;padding:28px;box-shadow:none;}.problem-card:hover{transform:translateY(-2px);box-shadow:none;}.problem-card h3{font-size:18px;font-weight:500;line-height:1.6;}.problem-card p{font-size:14px;line-height:1.9;color:#6c776e;}.card-index{font-size:10px;color:#8a9585;}.problem-icon,.problem-card:nth-child(2) .problem-icon,.problem-card:nth-child(3) .problem-icon{background:#eef3e8;color:#637e54;border-radius:8px;}
.workflow-service{padding:36px 40px;background:#f1f5ee;border-color:#dce5d6;border-radius:14px;margin-bottom:22px;}.service-topline{font-size:12px;color:#6e8165;}.service-pill{font-size:10px;letter-spacing:.08em;border-color:#dce5d6;}.workflow-service h3{font-size:28px;font-weight:500;margin:22px 0 14px;}.service-card>p{font-size:15px;line-height:1.9;color:#647160;}.workflow-steps{gap:12px;margin:25px 0;}.workflow-steps span{border-color:#dce5d6;border-radius:7px;color:#415b3b;padding:12px 22px;font-weight:500;font-size:14px;}.workflow-steps b{color:#9aaa91;font-weight:400;}.service-list{gap:10px;}.service-list li{font-size:14px;align-items:flex-start;line-height:1.8;}.service-list li:before{flex-shrink:0;margin-top:4px;background:#e2ebd9;color:#62824c;}.application-services{gap:20px;}.application-services .service-card{border-radius:12px;padding:28px;border-color:#e0e6dc;background:#fff;}.application-services h3{font-size:21px;font-weight:500;line-height:1.5;margin:22px 0 15px;}.application-services .service-card>p{font-size:14px;}.service-note{background:transparent;padding:4px 0;margin-top:22px;}.service-note p{font-size:12px;color:#7b8676;}.service-note>span{color:#6f8965;border-color:#bbcbb1;}
.section-dark{background:#182d28;}.case-heading h2 em{color:#b4cfb4;font-weight:500;}.section-label-light{color:#a6c2a6;}.case-heading>p{font-size:14px;line-height:1.9;color:#aebfb3;}.case-card{border-radius:14px;}.case-main{padding:36px 40px;}.case-side{padding:36px;background:#f3f5f0;}.case-main h3{font-size:30px;font-weight:500;}.case-meta,.case-question,.platform-row{font-size:12px;}.case-tag{background:#eaf0e5;color:#4d6e45;}.metric-block>span{font-size:12px;}.metric-block>strong{font-size:56px;font-weight:500;letter-spacing:-.04em;}.metric-track{background:#e4ebe1;}.metric-after .metric-track i{background:#507c5a;}.platform-row b{background:#eff3eb;color:#5e7157;}.side-label{font-size:11px;color:#6b8162;}.case-side h4{font-size:21px;font-weight:500;}.case-steps strong{font-size:14px;font-weight:500;}.case-steps small{font-size:12px;line-height:1.8;}.case-steps li>span{color:#6d865f;}.case-cta{font-size:13px;}.case-footnote{font-size:12px;line-height:1.9;color:#a1b2a6;max-width:1000px;}
.video-filter-tabs{justify-content:flex-start;gap:8px;border:0;margin:30px 0;flex-wrap:wrap;}.filter-tab{padding:9px 17px;border:1px solid #e2e7df;border-radius:6px;font-size:13px;background:#fff;color:#727d6d;}.filter-tab.active{background:var(--blue);color:#fff;border-color:var(--blue);}.filter-tab::after{display:none;}.video-gallery{gap:24px;}.video-card{border-color:#e1e6dd;border-radius:12px;box-shadow:none;}.video-card:hover{border-color:#c9d5c0;box-shadow:0 8px 24px rgba(36,55,29,.06);}.video-thumbnail-wrapper{background:#edf0e8;}.video-thumbnail-wrapper img.video-thumbnail{background:#e8ede3;}.video-card-body{padding:20px;}.video-card-title{font-size:17px;font-weight:500;line-height:1.5;color:#2d4030;}.video-card-desc{font-size:13px;line-height:1.85;min-height:48px;color:#7b8676;}.video-card-meta{font-size:11px;border-color:#e8ede4;}.video-category-tag{background:#edf3e7;color:#63824c;font-size:11px;font-weight:500;}.video-duration-text{font-size:12px;}.work-disclaimer{font-size:12px;line-height:1.9;color:#899380;}.video-play-overlay{opacity:1;background:transparent;backdrop-filter:none;align-items:flex-end;justify-content:flex-end;padding:14px;}.play-button-icon{width:38px;height:38px;font-size:12px;background:rgba(255,255,255,.92);box-shadow:0 2px 10px #0001;}.video-card:hover .video-play-overlay{background:rgba(21,43,26,.1);backdrop-filter:none;}
.process-grid{border:1px solid #dfe5da;border-radius:12px;overflow:hidden;background:#fff;}.process-grid article{padding:26px 24px;min-height:240px;border-color:#e4e9df;}.process-num{font-size:22px;color:#9cae8c;font-weight:400;}.process-grid h3{font-size:18px;font-weight:500;margin:27px 0 12px;}.process-grid p{font-size:14px;line-height:1.85;max-width:none;color:#75826e;}.process-arrow{color:#a0b38f;}
.about-grid{grid-template-columns:.8fr 1.2fr;gap:80px;}.about-visual.about-photo{max-width:360px;}.about-visual.about-photo img{border-radius:12px;}.about-visual.about-photo .about-caption{font-size:13px;color:#66765b;letter-spacing:.04em;padding-top:14px;}.about-copy>p{font-size:15px;line-height:2;color:#6d7867;margin-bottom:18px;}.faq-grid{grid-template-columns:.7fr 1.3fr;gap:80px;}.faq-list,.faq-list details{border-color:#dce4d6;}.faq-list details{padding:22px 0;}.faq-list summary{font-size:16px;font-weight:500;line-height:1.6;}.faq-list details p{font-size:14px;line-height:1.95;color:#6c7b63;}.faq-list summary span{color:#829772;}
.contact-section{background:#182d28;}.contact-section:before{display:none;}.contact-grid{grid-template-columns:1fr 1fr;gap:80px;}.contact-copy h2 em{color:#b4cfb4;}.contact-copy>p{font-size:15px;color:#adbfaf;max-width:none;}.contact-points strong{font-size:14px;font-weight:500;}.contact-points small{font-size:12px;color:#9aae9b;line-height:1.8;}.contact-point-icon{color:#c0d4b9;border-radius:7px;background:#ffffff0b;}.contact-form-card{border-radius:14px;padding:34px;box-shadow:none;}.form-heading>span{font-size:11px;}.form-heading h3{font-size:25px;font-weight:500;}.form-heading p{font-size:13px;color:#7d8977;}.contact-form-card form>label{font-size:13px;font-weight:500;}.contact-form-card label span{font-size:11px;}.contact-form-card input,.contact-form-card textarea,.contact-form-card select{font-size:14px;line-height:1.6;padding:12px;border-radius:6px;background:#fafbf8;border-color:#dfe6d8;color:#3c5133;}.form-note{font-size:11px;color:#899680;line-height:1.8;}.form-result{background:#f2f6ee;}.form-result p{font-size:12px;}.button-secondary{background:#e6eedf;color:#54733e;}.site-footer{background:#10221d;}.footer-top>p,.back-top{font-size:12px;color:#a2b49e;}.footer-bottom{font-size:11px;color:#8b9e88;}.toast{background:#213f31;font-size:13px;}
.wechat-modal{border-radius:14px;}.wechat-modal>p{font-size:13px;}.video-player-modal{border-radius:14px;}.video-info-panel{background:#f6f8f2;}.video-info-panel p{font-size:14px;}.video-category-badge{background:#e7efe0;color:#537541;}
@media(min-width:1500px){.container{width:min(1280px,calc(100% - 120px));}.hero-grid{gap:90px;}.hero{padding-top:64px;padding-bottom:24px;}}
@media(max-width:1100px){.container{width:calc(100% - 56px);}.hero-grid{gap:32px;grid-template-columns:1.1fr 1fr;}.headline-opening{font-size:36px;}.hero h1 em{font-size:30px;}.hero-lead{font-size:14px;}.main-nav{gap:22px;}.two-col-heading,.work-heading,.case-heading{gap:36px;}.section-heading h2,.two-col-heading h2,.case-heading h2,.about-copy h2,.contact-copy h2{font-size:30px;}.application-services .service-card{padding:24px;}.application-services h3{font-size:19px;}.contact-grid{gap:40px;}}
@media(max-width:960px){.hero-grid{grid-template-columns:1fr 1fr;}.application-services{grid-template-columns:repeat(3,minmax(0,1fr));}.hero h1 em{font-size:26px;}.headline-opening{font-size:31px;}.hero-stage{padding-top:0;}.preview-intro{padding:20px;}.preview-source,.preview-output,.preview-nodes{margin-left:16px;margin-right:16px;}.preview-nodes{gap:4px;}.preview-nodes strong{font-size:10px;}.preview-source{padding:12px 10px;}.preview-source small{font-size:9px;}.source-label{display:none;}.hero-proof{padding-top:16px;}.hero-proof small{font-size:11px;}.application-services h3{font-size:18px;}.about-grid{gap:40px;}.faq-grid{gap:40px;}}
@media(max-width:760px){.container{width:calc(100% - 40px);}.section-pad{padding:44px 0;}.site-header{height:72px;}.brand-copy strong{font-size:19px;}.brand-copy small{font-size:10px;}.brand .brand-mark{width:38px;height:38px;}.menu-toggle{display:flex;width:38px;height:38px;border:1px solid #dce4d6;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;border-radius:7px;}.main-nav{position:absolute;display:none;top:71px;left:0;right:0;padding:16px 20px;background:#fff;}.main-nav.open{display:flex;flex-direction:column;gap:0;}.main-nav>a:not(.nav-cta){padding:13px 0;border-bottom:1px solid #edf1e8;}.nav-cta{margin-top:12px;justify-content:space-between;}.hero{padding:32px 0 20px;}.hero-grid{grid-template-columns:1fr;gap:30px;}.hero-copy{padding:0;}.hero h1{margin-bottom:20px;}.headline-opening{font-size:clamp(27px,7.4vw,39px);margin-bottom:10px;}.hero h1 em{font-size:clamp(23px,6.15vw,33px);line-height:1.55;}.hero-lead{font-size:14px;line-height:1.9;}.hero-actions{margin-top:22px;gap:9px;}.button{padding:12px 16px;font-size:13px;gap:10px;}.hero-proof{margin-top:22px;padding-top:16px;}.hero-proof strong{font-size:12px;}.hero-proof small{font-size:11px;}.hero-stage{width:100%;max-width:500px;margin:auto;}.preview-intro{padding:22px;}.preview-intro h2{font-size:24px;}.preview-source,.preview-output,.preview-nodes{margin-left:22px;margin-right:22px;}.preview-source strong{font-size:13px;}.preview-source small{font-size:10px;}.preview-nodes strong{font-size:12px;}.preview-nodes{gap:7px;}.preview-nodes>div{padding:12px 5px;}.preview-top{padding:14px 20px;}.preview-bottom{font-size:10px;gap:9px;}.hero-intro-video{margin-top:16px;}.intro-video-cover{width:100px;}.intro-video-copy strong{font-size:13px;}.hero-bottom{flex-direction:column;align-items:flex-start;gap:8px;font-size:11px;margin-top:25px;}.hero-tags{font-size:11px;}.section-heading h2,.two-col-heading h2,.case-heading h2,.about-copy h2,.contact-copy h2{font-size:27px;line-height:1.5;margin-bottom:18px;}.section-label{font-size:11px;margin-bottom:14px;}.two-col-heading,.work-heading,.case-heading{display:block;}.section-heading>p,.two-col-heading>p,.work-heading>p{font-size:14px;line-height:1.9;}.two-col-heading>p,.work-heading>p,.case-heading>p{margin-top:16px;}.section-heading{margin-bottom:28px;}.problem-grid,.application-services{grid-template-columns:1fr;gap:14px;}.problem-card{padding:24px;min-height:0;}.problem-icon{margin:20px 0 14px;}.problem-card h3{font-size:17px;}.workflow-service{padding:25px 22px;}.workflow-service h3{font-size:24px;line-height:1.55;}.service-card>p{font-size:14px;}.workflow-steps{gap:8px;}.workflow-steps span{font-size:12px;padding:9px 12px;}.service-list li{font-size:13px;gap:8px;}.application-services h3{font-size:21px;}.service-note p{font-size:12px;}.case-main,.case-side{padding:26px 24px;}.case-card{grid-template-columns:1fr;}.case-main h3{font-size:27px;}.metric-block>strong{font-size:47px;}.metric-block>span{font-size:11px;}.case-footnote{font-size:11px;}.case-heading>p{font-size:14px;}.video-filter-tabs{gap:8px;margin:24px 0;overflow:visible;flex-wrap:wrap;}.filter-tab{font-size:12px;padding:8px 13px;}.video-gallery{grid-template-columns:1fr;gap:18px;}.video-card-title{font-size:17px;}.video-card-desc{font-size:13px;min-height:0;}.video-card-body{padding:20px;}.process-grid{grid-template-columns:1fr 1fr;}.process-grid article{padding:22px 18px;min-height:255px;}.process-grid h3{font-size:17px;margin:22px 0 10px;}.process-grid p{font-size:13px;}.about-grid{grid-template-columns:1fr;gap:30px;}.about-visual.about-photo{max-width:320px;}.about-copy>p{font-size:14px;}.faq-grid{grid-template-columns:1fr;gap:26px;}.faq-list summary{font-size:15px;}.faq-list details p{font-size:14px;}.contact-grid{grid-template-columns:1fr;gap:32px;}.contact-copy>p{font-size:14px;}.contact-form-card{padding:25px 22px;}.contact-form-card input,.contact-form-card textarea,.contact-form-card select{font-size:16px;}.contact-points small{font-size:12px;}.footer-top{flex-wrap:wrap;gap:18px;}.footer-top>p{order:3;flex-basis:100%;}.footer-bottom{flex-direction:column;gap:8px;}.video-player-modal{width:100%;}.video-info-panel{padding:22px;}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto;}}

.video-player-modal .modal-close{z-index:5;}
.modal-backdrop{overflow-y:auto;}
.video-player-modal{max-height:calc(100dvh - 40px);overflow-y:auto;}
.video-player-container{flex-shrink:0;}

/* 首屏双栏：品牌主张与可播放的业务介绍。 */
.hero.hero-minimal{padding:36px 0 32px;background:#f4f6f1;}
.hero-minimal-content{display:grid;grid-template-columns:minmax(0,1.16fr) minmax(0,1fr);gap:64px;align-items:center;min-height:0;max-width:none;}
.hero-minimal h1{margin:0;min-width:0;letter-spacing:-.035em;}
.hero-minimal .headline-opening{font-size:clamp(32px,3.35vw,48px);font-weight:650;line-height:1.4;margin:0 0 26px;white-space:nowrap;}
.hero-minimal h1 em{font-size:clamp(26px,2.55vw,37px);font-weight:400;line-height:1.65;color:#4c6055;}
.hero-minimal h1 em>span{white-space:nowrap;}
.hero-minimal h1 .headline-highlight{font-weight:650;color:#205e55;}
.hero-minimal .hero-intro-video{display:flex;flex-direction:column;align-items:stretch;gap:0;width:100%;max-width:none;margin:0;padding:0;background:#fff;border:1px solid #dce4dc;border-radius:16px;overflow:hidden;box-shadow:0 18px 46px rgba(35,57,44,.07);text-align:left;transition:border-color .2s,transform .2s,box-shadow .2s;}
.hero-minimal .hero-intro-video:hover{transform:translateY(-3px);border-color:#8fae9e;box-shadow:0 22px 48px rgba(35,57,44,.12);}
.hero-minimal .intro-video-cover{display:block;width:100%;aspect-ratio:640/389;border-radius:0;overflow:hidden;background:#e0e2de;}
.hero-minimal .intro-video-cover img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;}
.hero-minimal .intro-video-cover>span{font-size:24px;background:linear-gradient(transparent 45%,rgba(10,30,21,.12));}
.hero-minimal .intro-video-cover>span:before{content:"";position:absolute;width:68px;height:68px;border-radius:50%;background:rgba(20,54,43,.78);border:1px solid #ffffff80;backdrop-filter:blur(3px);z-index:-1;}
.hero-minimal .intro-video-cover>span{isolation:isolate;}
.hero-minimal .intro-video-copy{display:grid;grid-template-columns:1fr auto;gap:7px 15px;padding:21px 24px 23px;}
.hero-minimal .intro-video-copy small{font-size:12px;color:#839080;grid-column:1/-1;}
.hero-minimal .intro-video-copy strong{font-size:16px;line-height:1.6;font-weight:500;color:#294637;}
.hero-minimal .intro-video-copy>span{font-size:12px;color:#205e55;align-self:center;white-space:nowrap;}
@media(min-width:1500px){.hero-minimal-content{min-height:0;gap:64px;}}
@media(max-width:1100px){.hero-minimal-content{gap:36px;min-height:0;}.hero-minimal .intro-video-copy{padding:18px;grid-template-columns:1fr;}.hero-minimal .intro-video-copy strong{font-size:15px;}.hero-minimal .headline-opening{margin-bottom:22px;}.hero-minimal h1 em{font-size:clamp(24px,2.55vw,30px);}}
@media(max-width:820px){.hero.hero-minimal{padding:32px 0 28px;}.hero-minimal-content{grid-template-columns:1fr;gap:30px;min-height:0;max-width:600px;margin:0 auto;}.hero-minimal .headline-opening{font-size:clamp(28px,6.6vw,42px);margin-bottom:14px;}.hero-minimal h1 em{font-size:clamp(23px,5.4vw,33px);line-height:1.6;}.hero-minimal .hero-intro-video{max-width:540px;}.hero-minimal .intro-video-copy{grid-template-columns:1fr auto;padding:19px 21px;}.hero-minimal .intro-video-copy strong{font-size:15px;}}
@media(max-width:480px){.hero.hero-minimal{padding:28px 0 24px;}.hero-minimal-content{gap:26px;}.hero-minimal .headline-opening{font-size:clamp(26px,7.2vw,34px);margin-bottom:14px;}.hero-minimal h1 em{font-size:clamp(20px,5.9vw,27px);line-height:1.65;}.hero-minimal .intro-video-copy{grid-template-columns:1fr;padding:17px 18px 19px;gap:5px;}.hero-minimal .intro-video-copy strong{font-size:14px;}.hero-minimal .intro-video-copy small{font-size:11px;}.hero-minimal .intro-video-copy>span{font-size:12px;margin-top:3px;}.hero-minimal .intro-video-cover>span:before{width:58px;height:58px;}}
/* 全站阅读层级与紧凑间距。 */
.problem.section-pad{padding-top:36px;}
.section-heading,.two-col-heading,.case-heading{margin-bottom:28px;}
.section-label{font-size:13px;letter-spacing:.04em;margin-bottom:12px;}
.brand-copy small{font-size:12px;}
.section-heading>p,.two-col-heading>p,.work-heading>p,.case-heading>p,.about-copy>p,.contact-copy>p{font-size:16px;line-height:1.85;}
.problem-card p,.service-card>p,.application-services .service-card>p,.service-list li,.process-grid p,.faq-list details p{font-size:15px;line-height:1.85;}
.card-index,.service-topline,.service-pill,.service-note p,.case-meta,.case-question,.platform-row,.metric-block>span,.side-label,.case-steps small,.case-footnote,.work-disclaimer,.video-card-meta,.video-category-tag,.video-duration-text,.contact-points small,.form-heading>span,.contact-form-card label span,.form-note,.footer-top>p,.back-top,.footer-bottom{font-size:13px;line-height:1.75;}
.service-note p,.work-disclaimer{color:#65715f;}
.video-card-desc,.form-heading p,.contact-form-card form>label,.case-steps strong{font-size:15px;line-height:1.8;}
.problem-card{padding:24px;min-height:0;}
.problem-icon{margin:18px 0 12px;}
.process-grid article{min-height:0;padding:24px;}
.process-grid h3{margin:18px 0 10px;}
.hero-minimal .intro-video-copy small,.hero-minimal .intro-video-copy>span{font-size:13px;}
.hero-minimal .intro-video-copy small{color:#65745f;}
.hero-minimal .intro-video-copy strong{font-size:16px;}
.hero-minimal .intro-video-copy{padding:16px 20px 18px;}
.faq-grid{grid-template-columns:minmax(0,.65fr) minmax(0,1.35fr);gap:56px;}
.faq-grid .section-heading h2{font-size:34px;}
.faq-list details{padding:19px 0;}
.faq-list summary{font-size:17px;line-height:1.7;align-items:flex-start;gap:18px;}
.faq-list summary span{flex:0 0 24px;text-align:center;line-height:1.45;}
.faq-list details p{margin:12px 42px 0 0;}
@media(max-width:1100px){
  .hero-minimal .intro-video-copy{grid-template-columns:1fr;}
  .faq-grid{gap:32px;}
  .faq-grid .section-heading h2{font-size:30px;}
}
@media(max-width:960px) and (min-width:761px){
  .application-services{grid-template-columns:1fr;}
  .application-services h3{font-size:22px;margin:14px 0 10px;}
  .application-services .service-card{padding:24px;}
  .process-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:760px){
  .problem.section-pad{padding-top:28px;}
  .section-heading h2,.two-col-heading h2,.case-heading h2,.about-copy h2,.contact-copy h2,.faq-grid .section-heading h2{font-size:26px;line-height:1.5;}
  .section-heading>p,.two-col-heading>p,.work-heading>p,.case-heading>p,.about-copy>p,.contact-copy>p{font-size:15px;}
  .button,.text-link,.filter-tab{font-size:14px;}
  .faq-grid{grid-template-columns:1fr;gap:24px;}
  .faq-list summary{font-size:16px;}
  .faq-list details p{margin-right:0;}
  .workflow-steps span{font-size:14px;}
  .section-label{margin-bottom:10px;}
  .brand-copy small{font-size:12px;}
  .process-grid article{padding:22px;}
}
@media(max-width:480px){
  .process-grid{grid-template-columns:1fr;}
  .process-grid article{border-right:0;border-bottom:1px solid var(--line);}
  .process-grid article:nth-child(3){border-bottom:1px solid var(--line);}
  .process-grid article:last-child{border-bottom:0;}
  .process-grid h3{font-size:18px;margin:10px 0 8px;}
  .hero-minimal .intro-video-copy{padding:14px 18px 16px;}
  .hero-minimal .intro-video-copy strong{font-size:15px;}
  .case-meta{flex-wrap:wrap;gap:8px;}
}