.campus-tone-info{--card-ink: #246aa8;--card-soft: #edf4fc;--card-line: #d7e5f4}.campus-tone-location{--card-ink: #287952;--card-soft: #edf6ef;--card-line: #cfe3d5}.campus-tone-recommendation{--card-ink: #a65b17;--card-soft: #fff4e8;--card-line: #eed8bd}.campus-tone-schedule{--card-ink: #7352aa;--card-soft: #f4effb;--card-line: #e1d5f0}.campus-tone-steps{--card-ink: #187c7c;--card-soft: #eaf6f5;--card-line: #cce4e1}.campus-tone-comparison{--card-ink: #505caf;--card-soft: #eff1fc;--card-line: #d8dcf2}.campus-tone-route{--card-ink: #4e702b;--card-soft: #f0f5e8;--card-line: #dce6cc}.campus-card-stack{display:grid;gap:16px;min-width:0}.campus-card{padding:22px;color:#293b32;border:1px solid #dce5df;border-radius:17px;background:#fff;box-shadow:0 3px 10px #263e3010;min-width:0;overflow-wrap:anywhere;font-size:15px;line-height:1.65;text-align:left}.campus-card :is(p,h3,h4,dl,dd,figure,ol,ul){margin:0}.campus-card button,.campus-card a{-webkit-tap-highlight-color:transparent}.campus-card :is(button,a):focus-visible,.card-type-switcher button:focus-visible,.campus-media-dialog button:focus-visible{outline:3px solid var(--card-ink, #287952);outline-offset:3px}.campus-card-head{display:flex;align-items:center;gap:12px}.campus-card-head>div{flex:1;min-width:0}.campus-card-head h3{color:#263b30;font-size:19px;font-weight:650;line-height:1.4;letter-spacing:-.4px}.campus-card-head p{font-size:13px;line-height:1.5;color:#7b8780;margin-top:3px}.campus-card-icon{display:grid;place-items:center;flex:0 0 42px;height:42px;border-radius:12px;color:var(--card-ink);background:var(--card-soft)}.campus-card-icon svg{width:25px;height:25px}.campus-badge{color:var(--card-ink);background:var(--card-soft);border-radius:5px;padding:2px 6px;font-size:11px;max-width:30%}.campus-card .campus-highlight{color:var(--card-ink);font-size:24px;line-height:1.5;font-weight:650;letter-spacing:-.5px;margin:21px 0 14px;white-space:pre-line}.campus-tone-location>.campus-blocks{padding-bottom:18px;border-bottom:1px solid #e7ece8}.campus-tone-steps .campus-kv>div+div{border-top:1px solid #e7ece8;padding-top:10px}.campus-tone-steps .campus-kv{gap:10px}.campus-card .campus-highlight.is-sentence{font-size:19px}.campus-blocks{display:grid;gap:16px;margin-top:18px}.campus-highlight+.campus-blocks{margin-top:0}.campus-block h4{font-size:13px;font-weight:550;color:#718078;margin-bottom:9px}.campus-body{font-size:15px;white-space:pre-wrap}.campus-kv{display:grid;gap:12px}.campus-kv>div{display:grid;grid-template-columns:96px minmax(0,1fr);gap:12px}.campus-kv dt{color:#849087;font-size:13px;display:flex;align-items:flex-start;gap:6px;padding-top:2px}.campus-kv dt svg{width:17px;height:17px;margin-top:2px;flex-shrink:0}.campus-kv dd{text-align:right;font-size:14px;font-weight:500}.campus-tone-comparison .campus-kv dd{text-align:left}.campus-card .is-emphasis{color:var(--card-ink);font-weight:650}.campus-schedule{display:grid;gap:13px}.campus-schedule>div{display:grid;grid-template-columns:90px minmax(0,1fr);gap:12px}.campus-schedule>div>span{color:var(--card-ink);background:var(--card-soft);padding:5px 8px;border-radius:6px;align-self:start;font-size:12px;text-align:center}.campus-schedule strong{font-size:15px;font-weight:550}.campus-schedule small{display:block;color:#7b8780;font-size:12px;margin-top:2px}.campus-card .campus-list{padding-left:20px;display:grid;gap:8px}.campus-list li::marker{color:var(--card-ink)}.campus-card .campus-steps{list-style:none;padding:0;display:grid;gap:19px}.campus-steps li{display:flex;gap:13px;align-items:flex-start;position:relative}.campus-steps li>span{border-radius:50%;background:var(--card-soft);color:var(--card-ink);flex:0 0 26px;height:26px;text-align:center;font-size:13px;font-weight:650;z-index:1}.campus-steps li:not(:last-child):after{content:"";position:absolute;border-left:1px dashed var(--card-line);left:12px;top:28px;bottom:-17px}.campus-steps p{padding-top:1px;font-size:14px}.campus-tags{display:flex;flex-wrap:wrap;gap:7px}.campus-tags>span{color:var(--card-ink);background:var(--card-soft);border-radius:6px;padding:4px 8px;font-size:12px}.campus-notice{display:flex;gap:8px;padding:10px 12px;border-radius:8px;color:#6d7c73;background:#f5f7f5;font-size:13px}.campus-notice>svg{flex-shrink:0;width:17px;height:17px;margin-top:3px}.campus-notice--warning{color:#805315;background:#fff6e6}.campus-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.campus-stats>div{background:var(--card-soft);border-radius:9px;padding:12px}.campus-stats dd,.campus-rating>strong{color:var(--card-ink);font-size:21px;font-weight:650}.campus-stats dt,.campus-stats small,.campus-rating>span{font-size:12px;color:#748278;display:block}.campus-rating strong small{font-size:14px;font-weight:400}.campus-progress p{display:flex;justify-content:space-between;gap:10px;font-size:13px}.campus-progress progress{width:100%;height:8px;accent-color:var(--card-ink)}.campus-image button,.campus-map-image{display:block;padding:0;background:#f0f5ef;width:100%;border:0;border-radius:10px;overflow:hidden;cursor:zoom-in}.campus-image img{width:100%;max-height:260px;object-fit:cover;display:block}.campus-image figcaption{color:#76837a;font-size:12px;margin-top:6px}.campus-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.campus-gallery img{aspect-ratio:1.3;object-fit:cover}.campus-map-image{position:relative}.campus-map-image img{width:100%;aspect-ratio:1.6;object-fit:cover;display:block}.campus-map-image>span{position:absolute;bottom:8px;left:8px;display:flex;align-items:center;gap:4px;background:#fffe;color:#526f59;border-radius:4px;padding:3px 6px;font-size:10px}.campus-map-link{display:flex;align-items:center;gap:12px;padding:16px;background:var(--card-soft);border-radius:9px;text-decoration:none;color:var(--card-ink)}.campus-map-link>svg{width:23px;height:23px;flex-shrink:0}.campus-map-link>span{flex:1}.campus-map-link small{display:block;font-size:12px;margin-top:3px}.campus-map>.campus-tags{margin-top:12px}.campus-card .campus-route-points{padding-left:21px;font-size:14px;margin-top:12px}.campus-route-points li{margin-top:6px}.campus-route-points li::marker{color:var(--card-ink)}.campus-route-points small{display:block;color:#748278}.campus-detail-region{display:grid;grid-template-rows:0fr;visibility:hidden;transition:grid-template-rows .3s ease,visibility .3s}.campus-detail-region>div{min-height:0;overflow:hidden}.campus-detail-region.is-open{grid-template-rows:1fr;visibility:visible}.campus-toggle{display:flex;justify-content:space-between;align-items:center;gap:12px;width:100%;min-height:46px;padding:10px 14px;margin-top:19px;text-align:left;font-size:14px;line-height:1.5;color:var(--card-ink);background:var(--card-soft);border:1px solid var(--card-line);border-radius:9px;cursor:pointer;transition:filter .2s}.campus-toggle:hover{filter:brightness(.97)}.campus-toggle svg{flex-shrink:0;width:18px;height:18px;transition:transform .25s}.campus-toggle[aria-expanded=true] svg{transform:rotate(180deg)}.campus-card .campus-note{color:#7b8780;font-size:12px;margin-top:13px}.campus-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:17px}.campus-action{flex:1 1 110px;display:flex;align-items:center;justify-content:center;gap:7px;padding:11px 10px;min-height:46px;border:1px solid var(--card-line);border-radius:9px;background:#fff;color:var(--card-ink);font-size:14px;font-weight:550;line-height:1.5;text-decoration:none;cursor:pointer;transition:filter .2s,transform .2s}.campus-action:hover{filter:brightness(.96);transform:translateY(-1px)}.campus-action:active{transform:translateY(0)}.campus-action.is-primary{color:#fff;background:var(--card-ink);border-color:var(--card-ink)}.campus-action svg{width:18px;height:18px;flex-shrink:0}.campus-card .campus-copy-status{display:flex;align-items:center;gap:7px;color:var(--card-ink);font-size:12px;margin-top:10px}.campus-media-dialog{border:0;background:transparent;max-width:min(92vw,1050px);width:100%;padding:0;color:#263b30}.campus-media-dialog::backdrop{background:#13271ed4;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.campus-media-shell{background:#fff;border-radius:16px;padding:18px}.campus-media-shell header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px}.campus-media-shell h3{margin:0;font-size:16px}.campus-media-shell header button{width:42px;height:42px;display:grid;place-items:center;border:0;background:#edf3ed;border-radius:50%;cursor:pointer}.campus-media-shell>img{display:block;max-width:100%;max-height:70vh;object-fit:contain;margin:auto;border-radius:8px}.campus-media-shell>p{color:#6c7b71;font-size:13px;margin:12px 0 0}.campus-media-pager{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:14px;font-size:13px}.campus-media-pager button{min-height:44px;padding:8px 15px;border:1px solid #dce5df;border-radius:6px;background:#fff;cursor:pointer}.campus-media-pager button:disabled{opacity:.4;cursor:default}.campus-media-error{display:flex;align-items:center;justify-content:center;gap:8px;min-height:120px;background:#f2f5f2;color:#6c7b71;font-size:13px}.card-showcase-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:36px}.card-showcase-heading h2{margin-bottom:0}.card-showcase-heading .body-copy{margin:0 0 16px}.card-type-switcher{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:25px}.card-type-switcher button{display:inline-flex;align-items:center;gap:7px;background:#fff9;border:1px solid #dce5df;border-radius:100px;padding:10px 17px;min-height:44px;color:#718076;font-size:13px;cursor:pointer;transition:background .2s,color .2s,border-color .2s}.card-type-switcher button svg{color:var(--card-ink);width:18px;height:18px}.card-type-switcher button[aria-pressed=true]{background:var(--card-soft);color:var(--card-ink);border-color:var(--card-ink);box-shadow:0 2px 6px #20452b08}.card-type-switcher button:hover{background:var(--card-soft);color:var(--card-ink)}.card-showcase-stage{display:grid;grid-template-columns:1fr 440px;align-items:start;gap:56px;padding:36px 48px;border:1px solid #dce5df;border-radius:24px;background:#f5f7f3}.card-showcase-caption{padding-top:52px}.card-showcase-caption>span{font-size:12px;letter-spacing:.7px;color:#7a897d}.card-showcase-caption h3{font-size:26px;line-height:1.5;letter-spacing:-1px;margin:14px 0;font-weight:550}.card-showcase-caption p{font-size:15px;color:#6c7b71;line-height:1.9;max-width:340px}.card-showcase-caption small{display:block;font-size:12px;line-height:1.9;color:#7e8b80;margin-top:28px}.card-showcase-example{animation:campus-card-appear .3s ease both;min-width:0}.card-demo-label{display:flex;justify-content:space-between;align-items:center;padding:0 4px;margin-bottom:12px;font-size:12px;color:#728175}.card-demo-label>span:last-child{border:1px solid #d8e2d9;border-radius:5px;padding:2px 6px;font-size:10px}.card-demo-disclaimer{text-align:center;font-size:11px;line-height:1.8;color:#7c8a7f;margin:15px 0 0}.answer-text+.campus-card-stack{margin-top:18px}@keyframes campus-card-appear{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:1000px){.card-showcase-stage{grid-template-columns:1fr 390px;gap:25px;padding:28px}.card-showcase-caption h3{font-size:22px}}@media(max-width:740px){.card-showcase-heading{display:block}.card-showcase-heading>div+div{margin-top:20px}.card-showcase-stage{grid-template-columns:minmax(0,1fr);padding:18px;gap:22px}.card-showcase-caption{padding:0}.card-showcase-caption h3{font-size:22px;margin:8px 0}.card-showcase-caption p{margin:0;max-width:none;font-size:14px}.card-showcase-caption small{display:none}.card-showcase-example{width:100%;max-width:440px;justify-self:center}.card-type-switcher{gap:7px}.card-type-switcher button{padding:8px 13px}.campus-card{padding:18px}.campus-card-head h3{font-size:18px}.campus-card .campus-highlight{font-size:22px}.campus-card .campus-highlight.is-sentence{font-size:18px}.campus-kv>div{grid-template-columns:80px minmax(0,1fr);gap:8px}.campus-kv dd{font-size:13px}.campus-kv dt{font-size:12px}}@media(max-width:400px){.card-showcase-stage{padding:14px 10px}.campus-card{padding:16px}.campus-card-head{gap:9px}.campus-card-icon{flex-basis:38px;height:38px}.campus-action{font-size:13px}}@media(prefers-reduced-motion:reduce){.campus-detail-region,.campus-toggle svg,.campus-action,.card-type-switcher button{transition:none}.card-showcase-example{animation:none}.campus-action:hover{transform:none}}:root{font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;color:#173a32;background:#fffdf8;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--green: #318766;--dark: #163e32;--ink: #173a32;--muted: #6d7c74;--cream: #fffdf8;--line: #dde5de;--ease: cubic-bezier(.22, 1, .36, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;min-width:320px}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{color:inherit;cursor:pointer}button{border:0}button:disabled{cursor:not-allowed;opacity:.45}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}svg{flex-shrink:0}h1,h2,h3,h4,p{margin:0}h1,h2,h3{font-weight:650;letter-spacing:-.045em}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #3b966f;outline-offset:5px}::selection{background:#d7ebdc}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;left:20px;top:-80px;z-index:999;background:#fff;padding:12px 20px;border-radius:10px}.skip-link:focus{top:10px}.site-shell{overflow:clip}.page-width{width:min(1280px,calc(100% - 96px));margin-inline:auto}.section{padding-block:104px}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--green);font-size:12px;font-weight:650;letter-spacing:.14em;line-height:1.5;margin-bottom:22px}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px #31876612}.button{display:inline-flex;align-items:center;justify-content:center;gap:13px;min-height:54px;padding:0 25px;border:1px solid var(--green);border-radius:100px;background:var(--green);color:#fff;font-size:14px;font-weight:600;white-space:nowrap;transition:transform .25s var(--ease),background .25s,box-shadow .25s}.button svg{width:20px;height:20px}.button:hover{background:#256e52;transform:translateY(-3px);box-shadow:0 8px 22px #163e3218}.button.small{min-height:42px;padding-inline:19px;font-size:13px}.button.outline{background:transparent;color:var(--green);border-color:#c7dacf}.button.outline:hover{background:#eef5ed}.button.light{background:var(--cream);border-color:var(--cream);color:var(--dark)}.text-link{display:inline-flex;align-items:center;gap:12px;border:0;background:none;font-size:14px;font-weight:550;padding:8px 0}.text-link svg{width:20px;height:20px;transition:transform .25s}.text-link:hover svg{transform:translate(4px)}.icon-button{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff}.icon-button:hover{background:#edf3ec}.icon-button svg{width:20px;height:20px}.site-header{position:fixed;inset:0 0 auto;z-index:50;height:88px;padding-inline:max(4vw,28px);display:flex;align-items:center;justify-content:space-between;gap:30px;background:#fffdf8ed;border-bottom:1px solid #dce4d85c;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand{display:inline-flex;align-items:center;gap:11px;white-space:nowrap;font-size:22px;font-weight:700;letter-spacing:-.05em}.brand img{width:39px;height:39px;border-radius:11px}.brand-dot{color:var(--green);padding-left:3px}.site-nav{display:flex;align-items:center;gap:34px}.site-nav a{font-size:14px;color:#627067;padding:14px 0;position:relative}.site-nav a:after{content:"";position:absolute;left:0;right:0;bottom:3px;height:2px;background:var(--green);transform:scaleX(0);transition:transform .3s var(--ease)}.site-nav a[aria-current],.site-nav a:hover{color:var(--dark)}.site-nav a[aria-current]:after{transform:scaleX(1)}.header-actions{display:flex;align-items:center;gap:25px}.wechat-quiet{display:flex;align-items:center;gap:8px;background:none;font-size:13px}.menu-toggle{display:none}.page-view{padding-top:88px;animation:page-in .55s var(--ease) both}@keyframes page-in{0%{opacity:.3;transform:translateY(10px)}to{opacity:1;transform:none}}.hero{min-height:760px;display:grid;grid-template-columns:1.03fr 1fr;align-items:center;gap:12px;padding-block:60px 65px}.hero-copy{position:relative;z-index:3}.hero-copy .eyebrow{margin-bottom:30px}.hero h1{font-size:clamp(48px,5.2vw,76px);line-height:1.2;letter-spacing:-.065em;color:#19392f}.green-word{color:var(--green);position:relative}.green-word:after{content:"";position:absolute;bottom:-5px;height:6px;left:4px;right:0;border-radius:50%;background:#a7c6a440;transform:rotate(-3deg)}.heading-dot{margin-left:-.13em}.hero-description{margin-top:26px;font-size:17px;line-height:1.9;color:var(--muted)}.school-pill{display:inline-flex;align-items:center;gap:8px;margin-top:22px;color:#527363;font-size:12px;background:#f0f5ec;padding:8px 12px;border:1px solid #dde8d8;border-radius:100px}.school-pill svg{width:15px;height:15px}.hero-ask{display:flex;align-items:center;width:min(100%,465px);padding:9px 10px 9px 20px;margin-top:27px;background:#fff;border:1px solid #dbe5dc;border-radius:18px;box-shadow:0 12px 32px #243d2c08;transition:border-color .25s,box-shadow .25s}.hero-ask:focus-within{border-color:#6fa388;box-shadow:0 0 0 4px #3187660b}.hero-ask>svg{width:22px;height:22px;color:var(--green);margin-right:13px}.hero-ask input{min-width:0;flex:1;height:42px;background:none;border:0;font-size:15px;outline:none!important;color:var(--ink)}.hero-ask input::placeholder{color:#7b877e}.hero-ask button{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--green);color:#fff;transition:transform .2s}.hero-ask button:hover{transform:translateY(-2px)}.hero-ask button svg{width:21px;height:21px}.hero-actions{display:flex;align-items:center;gap:28px;margin-top:24px}.hero-footnote{display:flex;align-items:center;gap:12px;color:#849087;font-size:11px;margin-top:28px;letter-spacing:.03em}.hero-footnote i{width:3px;height:3px;background:#a0aca1;border-radius:50%}.product-stage{height:630px;position:relative;perspective:1400px;--rotate-x: 5deg;--rotate-y: -9deg;isolation:isolate}.stage-glow{position:absolute;width:115%;height:100%;left:-8%;top:2%;background:radial-gradient(ellipse at 55% 52%,#daeadb99 0%,#eef3df88 32%,transparent 69%);z-index:-2}.product-depth{position:absolute;top:0;right:0;bottom:0;left:0;transform-style:preserve-3d;transform:rotateX(var(--rotate-x)) rotateY(var(--rotate-y));transition:transform .7s var(--ease);will-change:transform}.phone-model{position:absolute;right:4%;top:20px;width:282px;padding:8px;background:#243f34;border-radius:38px;box-shadow:12px 12px 0 -5px #5c7264,25px 35px 65px #304d3a27,1px 1px 0 1px #83968a;transform:translateZ(50px) rotate(6deg);transition:transform .8s var(--ease);overflow:visible}.phone-model:hover{transform:translateZ(65px) rotate(2deg)}.phone-model>img{width:100%;height:auto;aspect-ratio:864/1824;object-fit:cover;border-radius:30px}.phone-edge{position:absolute;width:3px;height:40px;background:#718579;left:-3px;top:110px;border-radius:2px}.phone-edge:after{content:"";position:absolute;top:53px;width:3px;height:55px;background:#718579;border-radius:2px}.screen-zoom{position:absolute;bottom:16px;left:50%;transform:translate(-50%) translateY(7px);display:flex;align-items:center;gap:5px;font-size:10px;white-space:nowrap;padding:7px 11px;color:#fff;background:#19392fe6;border-radius:100px;opacity:0;transition:all .25s}.phone-model:hover .screen-zoom,.phone-model:focus-visible .screen-zoom{opacity:1;transform:translate(-50%) translateY(0)}.portrait-orbit{position:absolute;top:198px;left:0;width:240px;height:255px;border-radius:48% 48% 40% 40%;transform:translateZ(-15px) rotate(-7deg);box-shadow:0 20px 40px #39604414;background:#f2f6ed;border:8px solid #fffdf8b3;overflow:hidden;animation:portrait-float 7s ease-in-out infinite}.portrait-orbit img{width:100%;height:100%;object-fit:cover}.portrait-orbit>span{position:absolute;bottom:0;left:0;right:0;background:#fffdf8c7;text-align:center;padding:9px;letter-spacing:.17em;font-size:9px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}@keyframes portrait-float{50%{transform:translate3d(0,-10px,-15px) rotate(-4deg)}}.floating-answer{position:absolute;bottom:52px;left:10px;min-width:280px;max-width:94%;padding:19px 23px 19px 16px;display:flex;gap:13px;align-items:center;border:1px solid #ffffffdb;border-radius:20px;background:#fffef8ed;box-shadow:0 20px 48px #304c341c;transform:translateZ(100px) rotate(-3deg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);animation:answer-float 6s ease-in-out infinite}.float-avatar{display:grid;place-items:center;background:#e4efe3;color:var(--green);width:39px;height:39px;border-radius:13px}.float-avatar svg{width:21px;height:21px}.floating-answer small{display:block;font-size:10px;color:#889488;margin-bottom:5px}.floating-answer strong{display:block;font-size:15px;font-weight:600;letter-spacing:-.04em}.floating-answer div>span{display:flex;align-items:center;gap:5px;font-size:10px;color:#798c7a;margin-top:8px}.floating-answer div>span svg{width:12px;height:12px}@keyframes answer-float{50%{transform:translate3d(0,8px,100px) rotate(-1deg)}}.orbit{position:absolute;pointer-events:none;border:1px solid #bdcfb773;width:560px;height:230px;border-radius:50%;top:275px;left:-10px;z-index:-1;transform:rotate(-35deg);animation:orbit-breathe 9s ease-in-out infinite}.orbit-two{width:520px;height:450px;left:25px;top:78px;transform:rotate(-35deg);border-color:#dce3c85c;animation-delay:-4s}@keyframes orbit-breathe{50%{transform:rotate(-27deg) scale(1.03)}}.floating-symbol{position:absolute;display:grid;place-items:center;width:50px;height:50px;border-radius:17px;box-shadow:0 12px 25px #6b754d0d;animation:symbol-float 5s ease-in-out infinite;z-index:2}.floating-symbol svg{width:25px;height:25px}.symbol-spark{left:16%;top:75px;background:#faf0d3;color:#bea46a;transform:rotate(-16deg)}.symbol-pin{right:-2%;bottom:165px;background:#e8e8f4;color:#8f8cb4;animation-delay:-2s}@keyframes symbol-float{50%{translate:0 -12px;rotate:9deg}}.stage-caption{position:absolute;bottom:-3px;left:0;right:0;text-align:center;font-size:10px;color:#87937c;letter-spacing:.05em}.marquee{background:#edf2e5;border-block:1px solid #dce5d2;padding:21px 0;overflow:hidden;color:#6f8669;font-size:12px;letter-spacing:.2em}.marquee>div{display:flex;width:max-content;animation:marquee 40s linear infinite}.marquee span{display:flex;align-items:center;gap:56px;padding-right:56px;white-space:nowrap}.marquee svg{width:18px;height:18px;color:#90a584}@keyframes marquee{to{transform:translate(-50%)}}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}.section-heading .eyebrow{margin-bottom:15px}h2{font-size:clamp(30px,3vw,44px);line-height:1.35}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.feature-card{display:block;position:relative;min-height:315px;padding:30px 27px 24px;border-radius:22px;transition:transform .45s var(--ease),box-shadow .35s;transform-style:preserve-3d;border:1px solid #5368480a}.feature-card:hover{transform:perspective(1000px) rotateX(3deg) translateY(-8px);box-shadow:0 18px 35px #27442f0b}.sage{background:#edf3e8}.peach{background:#fbefe3}.lilac{background:#f1edf6}.feature-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:#fffdf8ba;color:var(--green)}.feature-icon svg{width:29px;height:29px}.peach .feature-icon{color:#ba866b}.lilac .feature-icon{color:#9383ae}.card-number{position:absolute;right:27px;top:34px;color:#778b755c;font-size:11px;letter-spacing:.13em}.feature-card h3{font-size:23px;margin-top:29px}.feature-card p{font-size:13px;line-height:1.85;color:var(--muted);margin-top:12px;max-width:260px}.card-question{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:29px;padding-top:18px;border-top:1px solid #61755217;font-size:11px}.card-question svg{width:20px;height:20px}.proof-section{padding-block:85px;background:#f5f5ed}.proof-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.body-copy{font-size:16px;line-height:1.95;color:var(--muted);margin-top:22px}.proof-grid .text-link{margin-top:26px}.proof-item{display:grid;grid-template-columns:30px 1fr 28px;gap:18px;padding:28px 0;border-bottom:1px solid #d7dfd0}.proof-item:first-child{padding-top:8px}.proof-item:last-child{border-bottom:0}.proof-item>span{font-size:12px;color:#99aa8c;padding-top:5px}.proof-item h3{font-size:20px;line-height:1.5}.proof-item p{color:var(--muted);font-size:14px;line-height:1.8;margin-top:8px}.proof-item>svg{width:26px;height:26px;color:#72976d;margin-top:3px}.closing-panel{padding:56px 64px;border-radius:30px;background:var(--dark);color:var(--cream);display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}.closing-panel:before{content:"";width:430px;height:430px;position:absolute;right:-120px;top:-200px;border:1px solid #b1c3a928;border-radius:50%;box-shadow:0 0 0 55px #ffffff03,0 0 0 115px #ffffff02;pointer-events:none}.closing-panel .eyebrow{color:#adbf9c;margin-bottom:18px}.closing-panel h2{font-size:40px}.closing-panel p:not(.eyebrow){font-size:13px;color:#bbcaba;margin-top:20px;line-height:1.8}.closing-actions{display:grid;justify-items:center;gap:18px;position:relative;z-index:1}.closing-actions .text-link{color:#d2dfc8;font-size:13px}.site-footer{padding-block:30px 35px;display:flex;justify-content:space-between;gap:35px;border-top:1px solid var(--line)}.site-footer .brand{font-size:18px}.site-footer .brand img{width:32px;height:32px}.site-footer p{color:var(--muted);font-size:11px;margin-top:12px}.footer-links{display:flex;align-items:center;gap:24px;flex-wrap:wrap;justify-content:flex-end;max-width:470px;font-size:12px}.footer-links button{background:none;display:flex;align-items:center;gap:6px;padding:0}.footer-legal{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex-basis:100%}.footer-legal>span{font-size:10px;color:#81907f;text-align:right;letter-spacing:.02em}.footer-icp{color:var(--muted);font-size:12px;line-height:1.6}.footer-icp:hover,.footer-icp:focus-visible{color:var(--green);text-decoration:underline;text-underline-offset:3px}.reveal-ready{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease) var(--delay),transform .8s var(--ease) var(--delay)}.reveal-ready.is-visible{opacity:1;transform:none}.mobile-only{display:none}.page-heading{padding:10px 0 46px}.page-heading h1,.about-hero h1{font-size:clamp(40px,4.8vw,64px);line-height:1.3}.page-heading h1 span,.about-hero h1 span{color:var(--green)}.page-heading>p:last-child{font-size:15px;line-height:1.8;color:var(--muted);margin-top:24px}.scenes-page{padding-top:75px}.scene-filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}.scene-filter button{background:none;border:1px solid var(--line);border-radius:100px;padding:10px 19px;font-size:13px;transition:background .2s,color .2s}.scene-filter button[aria-pressed=true]{background:var(--dark);border-color:var(--dark);color:#fff}.scene-filter button:hover:not([aria-pressed=true]){background:#eaf0e6}.scene-grid{display:grid;scroll-margin-top:110px;grid-template-columns:repeat(3,1fr);gap:22px;min-height:650px}.scene-card{display:flex;flex-direction:column;min-height:300px;height:100%;padding:27px;border-radius:22px;transition:transform .35s var(--ease),box-shadow .35s}.scene-card:hover{transform:translateY(-6px);box-shadow:0 16px 30px #163e320b}.scene-card-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.scene-card-top>span:last-child{font-size:11px;color:#839077}.scene-card h2{font-size:23px;margin-top:24px}.scene-card p{font-size:13px;color:var(--muted);line-height:1.85;margin-top:12px;margin-bottom:22px}.scene-card>div:last-child{display:flex;justify-content:space-between;gap:12px;font-size:12px;margin-top:auto;padding-top:17px;border-top:1px solid #173a3212}.scene-card>div:last-child svg{width:19px;height:19px}.pagination{display:flex;justify-content:center;gap:9px;margin-top:42px}.pagination button{width:39px;height:39px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:transparent;font-size:13px}.pagination button[aria-current]{background:var(--dark);color:#fff;border-color:var(--dark)}.pagination button svg{width:17px;height:17px}.scene-note{text-align:center;font-size:11px;color:var(--muted);margin-top:24px;line-height:1.8}.about-hero{display:grid;grid-template-columns:1fr .95fr;gap:90px;align-items:center;padding-top:78px}.about-portrait{position:relative;width:min(100%,450px);margin:auto}.about-portrait>img{border-radius:45% 45% 16px 16px;box-shadow:0 35px 60px #173a320b;width:100%;height:auto}.about-portrait>div{position:absolute;bottom:-24px;left:-38px;background:#f9edcf;padding:24px 30px;border-radius:18px;box-shadow:0 12px 30px #8770380a;transform:rotate(-4deg)}.about-portrait>div svg{width:25px;height:25px;color:#b89954;margin-bottom:10px}.about-portrait>div p{font-size:15px;line-height:1.8;color:#726545}.about-principles{padding-block:48px 90px}.about-principles h2{font-size:34px}.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:55px}.principle-grid .reveal{padding-top:26px;border-top:1px solid var(--line)}.principle-grid svg{width:30px;height:30px;color:var(--green);margin-bottom:20px}.principle-grid h3{font-size:22px}.principle-grid p{font-size:14px;line-height:1.9;color:var(--muted);margin-top:14px}.faq-section{padding-block:55px 90px;display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;border-top:1px solid var(--line)}.faq-section h2{font-size:34px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;padding:22px 0;font-size:15px;font-weight:550}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary svg{width:18px;height:18px;transition:transform .3s}.faq-list details[open] summary svg{transform:rotate(45deg)}.faq-list details>p{color:var(--muted);font-size:14px;line-height:1.9;padding-bottom:24px;animation:page-in .25s ease}.studio-section{padding-block:50px 90px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:70px}.studio-section h2{font-size:36px}.studio-section p:not(.eyebrow){font-size:14px;line-height:1.9;color:var(--muted);margin-top:20px}.studio-section .button{margin-top:26px}.studio-section>img{width:85%;height:auto;mix-blend-mode:multiply;justify-self:center}.not-found{padding-block:120px;min-height:75vh}.not-found h1{font-size:40px;margin-bottom:30px}.is-chat{background:#f5f6f0;min-height:100dvh}.chat-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:42px;padding-block:35px;height:calc(100dvh - 88px);min-height:650px}.chat-sidebar{padding-top:20px;display:flex;flex-direction:column;align-items:flex-start}.chat-sidebar .eyebrow{font-size:10px;margin-bottom:17px}.chat-sidebar h1{font-size:33px;line-height:1.4}.chat-sidebar>p:not(.eyebrow){font-size:14px;line-height:1.9;color:var(--muted);margin-top:18px}.chat-sidebar>.button{margin-top:28px;font-size:12px;min-height:44px}.sidebar-school{display:flex;align-items:flex-start;gap:10px;font-size:11px;line-height:1.6;color:#65795f;margin-top:35px}.sidebar-school>svg{width:19px;height:19px}.sidebar-school small{display:block;color:#8b9785;font-size:10px;margin-top:5px}.sidebar-wechat{margin-top:auto;text-align:left;display:flex;align-items:center;gap:10px;padding:16px 0;background:none;border-top:1px solid var(--line);width:100%;font-size:12px}.sidebar-wechat>svg:first-child{width:26px;height:26px;color:var(--green)}.sidebar-wechat small{display:block;font-size:10px;color:var(--muted);margin-top:4px}.sidebar-wechat>svg:last-child{margin-left:auto}.chat-workspace{background:#fffefb;border:1px solid #e1e6dc;border-radius:22px;box-shadow:0 7px 30px #253b2704;display:flex;flex-direction:column;min-height:0;overflow:hidden}.chat-toolbar{padding:17px 25px;border-bottom:1px solid #e8ece2;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.chat-toolbar>div{display:flex;align-items:center;gap:10px}.chat-toolbar img{border-radius:50%;width:38px;height:38px;object-fit:cover}.chat-toolbar strong{display:block;font-size:14px;font-weight:600}.chat-toolbar small{display:flex;align-items:center;gap:6px;font-size:10px;color:var(--muted);margin-top:4px}.chat-toolbar .status-dot{width:5px;height:5px;box-shadow:none}.chat-toolbar .icon-button{width:32px;height:32px}.chat-content{flex:1;min-height:0;overflow-y:auto;padding:26px 32px;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#c5d3c4 transparent}.chat-welcome{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding-block:8px}.chat-welcome>img{width:68px;height:68px;border-radius:50%;margin-bottom:12px;border:4px solid #eff3e8}.chat-welcome .eyebrow{font-size:11px;margin-bottom:12px}.chat-welcome h2{font-size:27px}.chat-welcome>p:not(.eyebrow){font-size:13px;line-height:1.9;color:var(--muted);margin-top:12px}.starter-questions{display:grid;gap:9px;width:min(100%,370px);margin-top:20px}.starter-questions button{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 16px;border:1px solid #e0e7d8;background:#f8faf3;border-radius:12px;text-align:left;font-size:12px;transition:background .2s,transform .2s}.starter-questions button:hover{background:#edf3e5;transform:translate(3px)}.starter-questions svg{color:var(--green);width:16px;height:16px}.user-message{display:flex;justify-content:flex-end;margin:5px 0 26px}.user-message>span{background:#e7f0e1;border-radius:18px 18px 5px;padding:13px 18px;max-width:85%;font-size:14px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere}.assistant-message{font-size:14px;line-height:1.9;margin-bottom:28px;overflow-wrap:anywhere}.message-byline{display:flex;align-items:center;gap:8px;color:var(--green);font-size:12px;font-weight:550;margin-bottom:13px}.message-byline>svg{width:19px;height:19px}.answer-text{white-space:pre-wrap;color:#34493c;line-height:1.95}.answer-footer{font-size:13px;color:var(--muted);margin-top:17px;white-space:pre-wrap}.result-card{margin-top:18px;border:1px solid #dfe7d9;border-radius:14px;padding:20px;background:#fafbf6}.result-card h3{font-size:17px;line-height:1.5;margin:0 0 7px}.result-subtitle{color:var(--muted);font-size:12px;line-height:1.8}.result-block{margin-top:15px}.result-block h4{font-size:13px;font-weight:600;margin-bottom:7px}.result-block p{white-space:pre-wrap;font-size:13px;margin-top:5px;line-height:1.9}.result-footer{border-top:1px solid var(--line);font-size:11px;line-height:1.8;padding-top:12px;margin-top:15px;color:var(--muted)}.answer-evidence{margin-top:17px;border-top:1px solid #e6eade;padding-top:13px;font-size:12px;color:#6c8065}.answer-evidence>span{display:flex;align-items:center;gap:7px;font-size:11px;line-height:1.8}.answer-evidence summary{display:flex;align-items:center;gap:8px;cursor:pointer;list-style:none;padding:2px 0}.answer-evidence summary::-webkit-details-marker{display:none}.answer-evidence summary svg:last-child{margin-left:auto}.answer-evidence details[open] summary svg:last-child{rotate:180deg}.source-list{margin-top:15px;display:grid;gap:12px}.source-list article{padding:15px;background:#f1f5ec;border-radius:10px}.source-list h4{font-size:12px;color:#526c4d;line-height:1.8}.source-list article>span{font-size:10px;color:#7d8c75}.source-list p{font-size:12px;line-height:1.9;white-space:pre-wrap;max-height:280px;overflow:auto;margin-top:8px;color:#687b62}.source-list a{display:inline-flex;align-items:center;gap:4px;font-size:11px;margin-top:10px;text-decoration:underline;text-underline-offset:3px}.answer-tools{display:flex;gap:20px;margin-top:13px}.answer-tools button{display:inline-flex;align-items:center;gap:5px;background:none;padding:0;color:#7c8976;font-size:11px}.answer-tools button:hover{color:var(--green)}.answer-tools svg{width:13px;height:13px}.chat-compose{margin:0 25px;border:1px solid #d4dfcd;background:#fffefb;border-radius:15px;flex-shrink:0;transition:border-color .2s,box-shadow .2s}.chat-compose:focus-within{border-color:#7fa57c;box-shadow:0 0 0 3px #31876607}.chat-compose textarea{display:block;border:0;outline:0!important;resize:none;width:100%;min-height:62px;max-height:150px;padding:15px 17px 4px;background:none;color:var(--ink);font-size:14px;line-height:1.7}.chat-compose textarea::placeholder{color:#94a08d}.composer-bottom{display:flex;justify-content:space-between;align-items:center;padding:7px 10px 9px 17px}.composer-bottom>span{font-size:10px;color:#95a08e}.send-button{display:grid;place-items:center;width:35px;height:35px;background:var(--green);color:#fff;border-radius:10px}.send-button svg{width:19px;height:19px}.chat-note{font-size:10px;color:#8c9785;text-align:center;padding:12px 20px 16px;line-height:1.6;flex-shrink:0}.thinking{display:inline-flex;gap:3px;margin-left:7px}.thinking i{height:4px;width:4px;border-radius:50%;background:var(--green);animation:pulse 1s infinite}.thinking i:nth-child(2){animation-delay:.2s}.thinking i:nth-child(3){animation-delay:.4s}@keyframes pulse{50%{opacity:.3;transform:translateY(-3px)}}.spinner{display:block;width:16px;height:16px;border:2px solid #ffffff66;border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{rotate:360deg}}.chat-error{display:flex;align-items:flex-start;gap:12px;border:1px solid #eddcca;background:#fcf3e9;padding:17px;border-radius:13px;color:#92683f;margin-bottom:16px}.chat-error>svg{margin-top:2px;width:20px;height:20px}.chat-error strong{font-size:13px;font-weight:600}.chat-error p{font-size:12px;line-height:1.8;margin-top:5px}.chat-error button{display:flex;align-items:center;gap:6px;padding:0;background:none;font-size:12px;margin-top:10px;text-decoration:underline;text-underline-offset:3px}.modal{padding:0;border:1px solid #e2e8d9;border-radius:26px;background:#fffdf8;color:var(--ink);width:min(450px,calc(100vw - 36px));max-height:90dvh;box-shadow:0 35px 110px #102d3440;overflow:auto}.modal::backdrop{background:#1b352c80;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.modal[open]{animation:modal-in .35s var(--ease)}@keyframes modal-in{0%{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:none}}.modal-inner{padding:36px 30px 28px;text-align:center;position:relative}.modal-close{position:absolute;right:14px;top:14px;z-index:2;width:32px;height:32px}.modal-wechat{width:33px;height:33px;color:var(--green);margin-inline:auto;margin-bottom:14px}.modal .eyebrow{justify-content:center;margin-bottom:13px;font-size:11px}.modal h2{font-size:31px;line-height:1.35}.mini-code{width:230px;height:230px;object-fit:contain;margin:22px auto 10px;background:#fff;border-radius:15px}.modal-description{font-size:12px;line-height:1.9;color:var(--muted);margin-bottom:20px}.modal .button{min-height:43px;font-size:12px}.mini-hint{font-size:10px;line-height:1.8;color:#8b967f;margin-top:19px}.wechat-instructions{padding:30px 15px;margin-block:20px;background:#edf4e7;border-radius:18px}.wechat-instructions svg{width:30px;height:30px;color:var(--green);margin-bottom:10px}.wechat-instructions p{font-size:12px;color:var(--muted);margin-bottom:8px}.wechat-instructions strong{font-size:23px}.image-modal{width:min(580px,calc(100vw - 32px));background:#fff}.image-modal .modal-inner{padding:20px}.image-modal .modal-inner>img{width:100%;height:auto;border-radius:15px}.image-modal p{font-size:11px;color:var(--muted);padding-top:17px;line-height:1.8}.image-unavailable{opacity:0}@media(min-width:1500px){.hero{min-height:810px}.product-stage{height:665px}.phone-model{width:300px;right:6%}.portrait-orbit{left:4%;width:260px;height:285px;top:216px}.floating-answer{bottom:54px;left:22px}}@media(max-width:1150px){.page-width{width:calc(100% - 64px)}.site-header{gap:20px;padding-inline:30px}.site-nav{gap:24px}.header-actions{gap:15px}.wechat-quiet span{display:none}.brand{font-size:20px}.hero{min-height:700px;grid-template-columns:1fr 1fr;padding-block:40px}.hero h1{font-size:58px}.hero-description{font-size:15px}.product-stage{height:585px;scale:.94;transform-origin:center}.phone-model{width:252px;right:0;top:25px}.portrait-orbit{width:210px;height:240px;left:-5px;top:196px}.floating-answer{left:-10px;bottom:38px;min-width:265px;padding:16px}.floating-answer strong{font-size:14px}.orbit{width:450px}.orbit-two{width:420px;height:400px}.symbol-pin{right:-12px}.stage-caption{font-size:9px}.hero-actions{gap:21px}.feature-card{padding:24px 22px}.feature-card h3{font-size:21px}.feature-card p{font-size:12px}.section{padding-block:80px}.proof-grid{gap:50px}.closing-panel{padding:48px}.chat-layout{grid-template-columns:220px minmax(0,1fr);gap:28px}.chat-sidebar h1{font-size:29px}.chat-content{padding:24px}.scene-card{padding:23px}.scene-card h2{font-size:21px}.about-hero{gap:60px}.about-hero h1{font-size:54px}.about-portrait>div{left:-20px}.faq-section{gap:35px}}@media(max-width:900px){.site-nav{gap:19px}.site-nav a{font-size:12px}.header-actions .wechat-quiet{display:none}.header-actions .button{font-size:12px;padding-inline:15px}.brand{font-size:19px}.brand img{width:34px;height:34px}.hero h1{font-size:49px}.hero-description{font-size:14px}.hero-actions{gap:16px}.hero-actions .button{font-size:12px;padding-inline:19px}.hero-actions .text-link{font-size:12px}.product-stage{scale:.84;transform-origin:center right;margin-left:-20px}.hero{min-height:660px;padding-block:20px}.feature-grid{gap:15px}.feature-card{min-height:310px;padding:24px 19px}.card-question{font-size:10px;gap:6px}.feature-card h3{font-size:19px}.proof-grid{gap:35px}.proof-item{gap:12px;grid-template-columns:25px 1fr 25px}.proof-item h3{font-size:18px}.proof-item p{font-size:12px}.closing-panel h2{font-size:34px}.scene-grid{grid-template-columns:repeat(2,1fr)}.chat-layout{grid-template-columns:190px minmax(0,1fr);gap:24px}.chat-sidebar h1{font-size:27px}.sidebar-school{font-size:10px}.chat-welcome h2{font-size:23px}.chat-content{padding:22px}.about-hero h1{font-size:46px}.about-portrait>div{padding:18px 23px}.principle-grid{gap:28px}.principle-grid h3{font-size:19px}.faq-section{grid-template-columns:1fr}.faq-section h2{font-size:33px}.studio-section{gap:40px}.studio-section h2{font-size:31px}}@media(max-width:700px){html{scroll-padding-top:86px}.page-width{width:calc(100% - 40px)}.site-header{height:72px;padding-inline:20px;gap:15px}.brand{font-size:20px;gap:8px}.brand img{width:35px;height:35px}.site-nav{display:none;position:absolute;top:79px;left:14px;right:14px;background:#fffdf8;border:1px solid var(--line);border-radius:18px;padding:13px;box-shadow:0 15px 30px #173a3215}.site-nav.is-open{display:grid;gap:3px}.site-nav a{padding:13px 15px;border-radius:9px;font-size:14px}.site-nav a[aria-current]{background:#eaf2e3}.site-nav a:after{display:none}.header-actions{margin-left:auto}.header-actions .button{min-height:37px;font-size:11px;gap:5px;padding-inline:12px}.header-actions .button svg{width:15px;height:15px}.menu-toggle{display:grid;place-items:center;width:35px;height:35px;border:1px solid var(--line);border-radius:50%;background:transparent}.menu-toggle svg{width:19px;height:19px}.page-view{padding-top:72px}.hero{display:flex;flex-direction:column;align-items:stretch;padding-top:48px;padding-bottom:32px;gap:15px;min-height:0}.hero-copy .eyebrow{font-size:11px;margin-bottom:23px}.hero h1{font-size:clamp(43px,10.5vw,62px);line-height:1.2}.hero-description{font-size:15px;line-height:1.85;margin-top:22px}.hero-description br{display:none}.school-pill{margin-top:19px;font-size:11px}.hero-ask{margin-top:25px;width:100%;border-radius:16px}.hero-ask input{font-size:14px}.hero-actions{gap:23px;margin-top:22px}.hero-actions .button{font-size:13px;min-height:48px;padding-inline:22px}.hero-actions .text-link{font-size:13px}.hero-footnote{margin-top:22px;font-size:10px}.product-stage{height:590px;width:min(100%,450px);align-self:center;margin:15px 0 0;scale:1;transform-origin:center}.phone-model{width:248px;right:4%;top:20px}.portrait-orbit{width:205px;height:231px;left:0;top:195px}.floating-answer{bottom:48px;left:8px;min-width:270px}.symbol-spark{top:75px;left:9%;width:43px;height:43px}.symbol-pin{bottom:164px;right:0;width:43px;height:43px}.orbit{width:440px;height:210px;left:-17px;top:260px}.orbit-two{width:385px;height:400px;left:5px;top:80px}.stage-caption{bottom:8px;font-size:9px}.stage-glow{height:100%;width:120%;left:-10%}.marquee{padding-block:18px;font-size:10px}.marquee span{gap:30px;padding-right:30px}.marquee svg{width:15px;height:15px}.section{padding-block:64px}.section-heading{display:block;margin-bottom:28px}.section-heading h2{font-size:31px}.section-heading>.text-link{margin-top:18px;font-size:12px}.eyebrow{font-size:10px;margin-bottom:15px}.feature-grid{grid-template-columns:1fr;gap:16px}.feature-card{min-height:270px;padding:26px}.feature-card h3{font-size:24px;margin-top:21px}.feature-card p{font-size:13px;max-width:none;margin-top:10px}.feature-icon{width:46px;height:46px;border-radius:14px}.feature-icon svg{width:26px;height:26px}.card-number{top:31px;right:27px}.card-question{margin-top:22px;font-size:12px;padding-top:17px}.proof-section{padding-block:60px}.proof-grid{grid-template-columns:1fr;gap:36px}.proof-grid h2{font-size:34px}.body-copy{font-size:14px}.proof-item{padding-block:23px;grid-template-columns:24px 1fr 25px;gap:13px}.proof-item h3{font-size:19px}.proof-item p{font-size:13px}.closing-panel{padding:35px 28px;border-radius:23px;display:block}.closing-panel h2{font-size:33px}.closing-panel p:not(.eyebrow){font-size:12px}.closing-actions{justify-items:start;margin-top:30px;gap:16px}.closing-actions .button{min-height:47px;font-size:13px}.closing-actions .text-link{font-size:12px}.site-footer{padding-block:25px 30px;display:block}.site-footer p{font-size:11px}.footer-links{margin-top:26px;justify-content:flex-start;gap:23px;font-size:11px}.footer-legal{align-items:flex-start}.footer-legal>span{text-align:left;margin-top:0;font-size:9px}.mobile-only{display:initial}.page-heading{padding:0 0 32px}.page-heading h1{font-size:36px;line-height:1.4}.page-heading>p:last-child{font-size:13px;line-height:1.85;margin-top:18px}.scene-filter{gap:8px;margin-bottom:24px}.scene-filter button{padding:9px 13px;font-size:12px}.scene-grid{grid-template-columns:1fr;min-height:0;gap:16px}.scene-card{min-height:270px;padding:25px}.scene-card h2{font-size:23px}.scene-card p{font-size:13px}.scene-card>div:last-child{font-size:12px}.scene-note{font-size:10px}.pagination{margin-top:29px}.about-hero{grid-template-columns:1fr;gap:65px;padding-top:50px}.about-hero h1{font-size:48px;line-height:1.3}.about-portrait{width:85%;max-width:380px}.about-portrait>div{left:-17px;padding:20px 24px;bottom:-25px}.about-portrait>div p{font-size:13px}.about-principles{padding-block:50px}.about-principles h2{font-size:28px}.principle-grid{grid-template-columns:1fr;gap:28px}.principle-grid h3{font-size:21px}.principle-grid p{font-size:13px;margin-top:11px}.principle-grid svg{margin-bottom:13px}.faq-section{padding-block:45px 55px;gap:18px}.faq-section h2{font-size:29px}.faq-list summary{font-size:14px;padding-block:20px}.faq-list details>p{font-size:13px}.studio-section{grid-template-columns:1fr;gap:25px;padding-block:25px 55px}.studio-section h2{font-size:31px}.studio-section>img{width:70%;max-width:300px}.studio-section p:not(.eyebrow){font-size:13px}.chat-layout{display:block;width:100%;padding:0;height:calc(100dvh - 72px);min-height:520px}.chat-sidebar{display:none}.chat-workspace{height:100%;border-radius:0;border:0}.chat-toolbar{padding:12px 20px}.chat-content{padding:22px 20px}.chat-welcome{padding-block:10px}.chat-welcome>img{width:66px;height:66px;margin-bottom:17px}.chat-welcome h2{font-size:24px}.chat-welcome>p:not(.eyebrow){font-size:12px}.starter-questions{margin-top:22px}.starter-questions button{font-size:12px;padding:13px 14px}.chat-compose{margin-inline:14px}.chat-compose textarea{font-size:16px;padding:13px 14px 2px;min-height:62px}.composer-bottom{padding-left:14px}.composer-bottom>span{font-size:9px}.chat-note{font-size:9px;padding:9px 17px max(10px,env(safe-area-inset-bottom));line-height:1.5}.assistant-message{font-size:14px;line-height:1.9}.user-message>span{font-size:14px}.result-card{padding:16px}.result-card h3{font-size:16px}.result-block p{font-size:13px}.modal-inner{padding:32px 24px 24px}.modal h2{font-size:28px}.mini-code{width:210px;height:210px}.modal-description{font-size:11px}.image-modal .modal-inner{padding:13px}.image-modal p{font-size:10px}.not-found{padding-top:80px}.not-found h1{font-size:29px}}@media(max-width:380px){.page-width{width:calc(100% - 32px)}.site-header{padding-inline:16px;gap:10px}.brand{font-size:18px}.header-actions .button{font-size:10px}.hero h1{font-size:41px}.hero-actions{gap:18px}.product-stage{height:530px;scale:.91;transform-origin:top center;margin-bottom:-40px}.phone-model{right:-3%}.portrait-orbit{left:-6%;width:195px;height:225px}.floating-answer{bottom:6px;left:-5%;min-width:255px;padding:15px}.stage-caption{bottom:-22px;font-size:8px}.scene-filter button{padding:8px 11px}.page-heading h1{font-size:31px}.about-hero h1{font-size:43px}}@media(hover:none){.product-stage .phone-model{transform:translateZ(30px) rotate(4deg)}.screen-zoom{opacity:1;transform:translate(-50%)}.stage-caption{font-size:0}.stage-caption:after{content:"产品界面示意 · 轻触查看高清大图";font-size:10px}.feature-card:hover,.scene-card:hover{transform:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.product-depth{transform:none!important}.reveal-ready{opacity:1!important;transform:none!important}.phone-model:hover{transform:translateZ(50px) rotate(6deg)}.marquee>div{animation:none}.stage-caption{font-size:0}.stage-caption:after{content:"产品界面示意 · 点击查看高清大图";font-size:10px}}