/* Qianwentang public home. All styles are scoped away from member business views. */
body.is-home{padding-bottom:0;background:#fafcfb}
.qh-home{--qh-ink:#142e2a;--qh-muted:#6f817b;--qh-green:#16846a;--qh-line:#dfe8e3;color:var(--qh-ink);background:#fafcfb;font-family:"Microsoft YaHei UI","PingFang SC",system-ui,sans-serif;overflow:clip}
.qh-home a{color:inherit}.qh-home button{color:inherit}.qh-home svg{width:20px;height:20px}.qh-container{max-width:1280px;margin-inline:auto;padding-inline:48px}.qh-home section[id]{scroll-margin-top:100px}
.qh-header{height:88px;position:sticky;top:0;z-index:20;background:#fafcfbeF;backdrop-filter:blur(18px);border-bottom:1px solid #e4ebe566}.qh-header-inner{height:100%;display:flex;align-items:center;gap:30px}.qh-brand{display:flex;align-items:center;gap:19px;flex-shrink:0}.qh-brand img{width:134px;height:auto}.qh-brand>span{font-size:10px;letter-spacing:1px;border-left:1px solid #ccd9d1;padding-left:19px;color:#6e8078}.qh-nav{display:flex;align-items:center;gap:30px;margin-left:auto;white-space:nowrap;font-size:13px}.qh-nav a{position:relative;color:#64766e;padding-block:12px;transition:color .2s}.qh-nav a:hover,.qh-nav a[aria-current]{color:#16846a}.qh-nav a:after{content:"";position:absolute;height:2px;background:#16846a;bottom:3px;left:50%;right:50%;transition:left .2s,right .2s}.qh-nav a:hover:after{left:0;right:0}.qh-header-actions{display:flex;align-items:center;gap:24px;margin-left:25px}.qh-login{font-size:13px;background:none;padding:9px 0;white-space:nowrap}.qh-home .qh-btn{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:54px;padding:15px 24px;border-radius:7px;position:relative;font-size:14px;line-height:1.4;font-weight:600;white-space:nowrap;transition:transform .25s,box-shadow .25s,background .25s}.qh-home .qh-btn:hover{transform:translateY(-3px);box-shadow:0 10px 28px #174b3320}.qh-home .qh-btn svg{transition:transform .25s}.qh-home .qh-btn:hover svg{transform:translate(2px,-2px)}.qh-home .qh-primary{color:#fff;background:var(--qh-green);box-shadow:0 5px 18px #16846a1a}.qh-home .qh-primary:hover{background:#0b7058}.qh-home .qh-dark{color:white;background:#173a31}.qh-home .qh-small{min-height:41px;padding:11px 15px;gap:16px;font-size:12px}.qh-text-btn{display:inline-flex;align-items:center;gap:12px;font-size:13px;font-weight:600;min-height:40px}.qh-text-btn svg{transition:transform .2s}.qh-text-btn:hover svg{transform:translateX(4px)}
.qh-hero{position:relative;background:radial-gradient(ellipse at 78% 45%,#e4f3ed 0,transparent 54%),linear-gradient(120deg,#fbfdfb,#f3f9f5)}.qh-hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(#6d9b7c26 .8px,transparent .8px);background-size:24px 24px;mask-image:linear-gradient(90deg,transparent 45%,#000)}.qh-hero-grid{display:grid;grid-template-columns:1.04fr 1fr;min-height:650px;align-items:center;position:relative}.qh-hero-copy{position:relative;z-index:2;padding-bottom:20px;padding-top:25px}.qh-eyebrow{display:flex;align-items:center;gap:9px;font-size:10px;font-weight:600;letter-spacing:1.8px;color:#548274;line-height:1.7}.qh-status-dot{display:inline-block;flex-shrink:0;width:6px;height:6px;border-radius:50%;background:#21a480;box-shadow:0 0 0 4px #1ba77b0b}.qh-hero h1{font-size:clamp(36px,3.65vw,54px);letter-spacing:-1.9px;line-height:1.48;font-weight:750;margin-top:24px;white-space:nowrap}.qh-title-accent{color:var(--qh-green);position:relative}.qh-title-accent svg{position:absolute;width:100%;height:12px;bottom:-10px;left:0;fill:none;stroke:#45b998;stroke-width:3;stroke-linecap:round}.qh-intro{font-size:14px;line-height:2;color:#6b7e74;margin-top:31px}.qh-hero-actions{display:flex;gap:25px;align-items:center;margin-top:30px}.qh-hero-points{display:flex;align-items:center;gap:24px;margin-top:25px;color:#72877c;font-size:11px}.qh-hero-points>span{display:flex;align-items:center;gap:7px}.qh-hero-points svg{height:15px;width:15px;color:#589a7d}.qh-hero-caption{display:flex;gap:10px;align-items:center;margin-top:50px;font-size:8px;color:#789184;letter-spacing:1px}.qh-caption-line{width:25px;height:1px;background:#9eb9a8}.qh-caption-cn{letter-spacing:.8px;color:#8a9d91}.qh-hero-bottom{position:relative;display:flex;justify-content:space-between;align-items:center;padding-block:17px;border-top:1px solid #dfeadf;font-size:10px;color:#829689;letter-spacing:.5px}.qh-hero-bottom>span{display:flex;gap:10px;align-items:center}.qh-hero-bottom a{display:flex;gap:12px;align-items:center}.qh-hero-bottom svg{width:14px;height:14px;animation:qh-scroll 2s ease-in-out infinite}
.qh-visual{position:relative;height:630px;margin-left:-18px;margin-right:-28px;isolation:isolate}.qh-visual-glow{position:absolute;inset:10% 0 6%;background:radial-gradient(ellipse,#a1ddc063,transparent 66%);border-radius:50%}.qh-orbit{position:absolute;width:84%;aspect-ratio:1;border:1px solid #b0cdbb80;border-radius:50%;left:7%;top:13%;transform:rotate(-26deg) scaleY(.64)}.qh-orbit:before{content:"";height:9px;width:9px;background:#75bd9d;border:3px solid #e9f6ee;border-radius:50%;position:absolute;left:12%;top:12%;box-shadow:0 0 0 3px #aad0b743}.qh-orbit-two{transform:rotate(50deg) scaleY(.68);width:94%;left:2%;top:9%;border-style:dashed;opacity:.55;animation:qh-orbit 35s linear infinite}.qh-illustration{position:absolute;inset:0;animation:qh-float 6s ease-in-out infinite}.qh-guide{height:100%;width:100%;object-fit:contain;display:block}.qh-star{position:absolute;color:#2f9171;z-index:2;font-family:Georgia,serif;animation:qh-twinkle 5s ease-in-out infinite}.qh-star-a{top:20%;left:9%;font-size:28px}.qh-star-b{top:14%;right:10%;font-size:42px;animation-delay:-2s;color:#89b7a0}.qh-star-c{top:60%;right:3%;font-size:24px;animation-delay:-3s}.qh-float{position:absolute;display:flex;align-items:center;gap:10px;padding:13px 16px;background:#ffffffdf;border:1px solid #ffffffeb;border-radius:10px;box-shadow:0 10px 36px #274c3210;backdrop-filter:blur(8px);z-index:3;animation:qh-float 5s ease-in-out infinite}.qh-float small{display:block;font-size:9px;letter-spacing:.2px;color:#82958b;margin-bottom:2px}.qh-float strong{display:block;font-size:12px;font-weight:600;white-space:nowrap;color:#395c4d}.qh-float-icon{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#eaf6ee;color:#348e69}.qh-float-voice{left:0;top:29%}.qh-float-connect{right:-4px;bottom:20%;animation-delay:-2s}.qh-float-connect small{font-size:7px;letter-spacing:.7px}.qh-wave{display:flex;gap:3px;align-items:center;margin-left:12px;height:24px}.qh-wave b{width:2px;height:7px;background:#5ba98a;border-radius:3px;animation:qh-wave 1.5s ease-in-out infinite}.qh-wave b:nth-child(2){height:14px;animation-delay:-.4s}.qh-wave b:nth-child(3){height:23px;animation-delay:-.8s}.qh-wave b:nth-child(4){height:16px;animation-delay:-.2s}.qh-wave b:nth-child(5){animation-delay:-.6s}.qh-visual-note{position:absolute;bottom:6%;left:29%;font-size:8px;letter-spacing:1.6px;color:#829e8c}.qh-topic-ribbon{background:#fff;border-block:1px solid #e8eee9}.qh-topic-ribbon>.qh-container{display:flex;align-items:center;justify-content:space-between;padding-block:25px;gap:24px}.qh-topic-ribbon>.qh-container>span:first-child{font-size:11px;color:#87958b}.qh-topic-ribbon>.qh-container>div{display:flex;gap:45px}.qh-topic-ribbon>.qh-container>div>span{display:flex;align-items:center;gap:10px;color:#637b6b;font-size:13px;font-weight:600}.qh-topic-ribbon svg{height:19px;width:19px;color:#859f8e}.qh-ribbon-end{font-size:9px;letter-spacing:2px;color:#9ba89e}
.qh-section{padding-block:94px}.qh-section-top{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:38px}.qh-home h2{font-size:34px;line-height:1.55;letter-spacing:-.9px;font-weight:700}.qh-section-top h2{margin-top:15px}.qh-section-top>p{font-size:13px;color:#7a8b80;line-height:1.95;padding-bottom:5px}.qh-explore{display:grid;grid-template-columns:240px 1fr;gap:36px}.qh-topic-tabs{padding-top:1px}.qh-topic-tabs>button{width:100%;text-align:left;display:flex;align-items:center;gap:15px;background:transparent;border-bottom:1px solid #e2eae3;padding:22px 16px;color:#849387;transition:background .2s,color .2s;border-radius:4px}.qh-topic-tabs>button>span{display:flex;align-items:center;gap:13px;font-size:14px;font-weight:600}.qh-topic-tabs>button>span>svg{height:20px;width:20px}.qh-topic-tabs>button>small{font-size:9px;letter-spacing:1px;margin-left:auto}.qh-topic-tabs>button>svg{width:16px;height:16px;opacity:0;transform:translate(-5px,5px);transition:transform .2s,opacity .2s}.qh-topic-tabs>button.selected{background:#e7f2e9;color:#267153;border-color:transparent}.qh-topic-tabs>button.selected>svg,.qh-topic-tabs>button:hover>svg{opacity:1;transform:translate(0)}.qh-topic-tabs>p{font-size:10px;color:#98a399;line-height:1.8;margin:20px 15px}.qh-topic-detail{height:100%;min-height:346px;background:#edf4eb;border:1px solid #e0eadd;border-radius:14px;display:flex;position:relative;overflow:hidden;animation:qh-panel-in .4s ease-out}.qh-topic-copy{padding:35px;z-index:1;max-width:64%}.qh-topic-copy .qh-eyebrow{font-size:9px;letter-spacing:2px}.qh-topic-copy h3{font-size:25px;line-height:1.65;margin:12px 0 14px;letter-spacing:-.5px}.qh-topic-copy p{font-size:12px;color:#7b8e7e;line-height:1.95}.qh-topic-tags{display:flex;flex-wrap:wrap;gap:8px;margin:17px 0 13px}.qh-topic-tags>span{font-size:10px;background:#ffffff80;border:1px solid #d9e6d7;color:#6c8a71;padding:3px 9px;border-radius:4px}.qh-topic-copy .qh-text-btn{font-size:11px}.qh-topic-art{position:absolute;right:0;top:0;bottom:0;width:38%;display:grid;place-items:center}.qh-topic-ring{position:absolute;width:290px;height:290px;border:1px solid #b6d0b78c;border-radius:50%;transform:rotate(-40deg) scaleY(.7)}.qh-topic-ring.ring-b{transform:rotate(45deg) scaleY(.7);width:240px;height:240px}.qh-topic-main-icon{width:120px;height:140px;border:1px solid #fff;border-radius:30px;background:linear-gradient(145deg,#fff,#dae9d9);display:grid;place-items:center;transform:rotate(14deg);box-shadow:12px 20px 25px #7396741a;animation:qh-icon-float 6s ease-in-out infinite}.qh-topic-main-icon svg{height:66px;width:66px;color:#769b79;stroke-width:1}.qh-topic-spark{position:absolute;right:17%;top:17%;font-size:35px;color:#7cad82}.qh-topic-label{position:absolute;bottom:18px;right:20px;line-height:1.4;font-size:8px;letter-spacing:1.5px;color:#9ab49b}.qh-topic-detail.blue{background:#ebf3f7;border-color:#dbe7ec}.qh-topic-detail.lilac{background:#f0edf6;border-color:#e4dfee}.qh-topic-detail.sand{background:#f6f2e9;border-color:#eae4d6}.blue .qh-topic-main-icon{background:linear-gradient(145deg,#fff,#d2e5ef)}.lilac .qh-topic-main-icon{background:linear-gradient(145deg,#fff,#e0d8ed)}.sand .qh-topic-main-icon{background:linear-gradient(145deg,#fff,#eaddc4)}.blue .qh-topic-main-icon svg{color:#7094ae}.lilac .qh-topic-main-icon svg{color:#a18abf}.sand .qh-topic-main-icon svg{color:#b89b65}
.qh-how-wrap{background:#f0f5f0;border-block:1px solid #e6ede5}.qh-how-wrap .qh-section{padding-block:75px 80px}.qh-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:50px}.qh-step{padding-top:16px;position:relative}.qh-step:not(:last-child):after{content:"→";position:absolute;right:-35px;top:39px;color:#a4baab;font-size:19px}.qh-step-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:23px}.qh-step-icon{height:54px;width:54px;border:1px solid #d4e1d3;border-radius:14px;display:grid;place-items:center;background:#fafcf8;color:#639371;box-shadow:0 4px 10px #406d4710}.qh-step-icon svg{width:26px;height:26px;stroke-width:1.4}.qh-step-number{font-family:Georgia,serif;font-size:40px;color:#c6d6c8;font-style:italic}.qh-step h3{font-size:19px;font-weight:650;margin-bottom:12px}.qh-step p{font-size:12px;line-height:1.95;color:#7c8d7e;max-width:270px;min-height:50px}.qh-step>small{display:block;font-size:8px;letter-spacing:1.4px;color:#91a492;margin-top:23px}.qh-reward-panel{border-radius:15px;display:grid;grid-template-columns:1fr 1.12fr;overflow:hidden;background:#f0f5ef;border:1px solid #e0e9dc}.qh-reward-copy{background:#153d32;color:#f3f8ed;padding:45px 42px;position:relative;overflow:hidden;min-height:430px}.qh-reward-copy:after{content:"";position:absolute;left:-50px;bottom:-110px;width:370px;height:370px;border:1px solid #c6e8b012;border-radius:50%;box-shadow:0 0 0 45px #c6e8b006,0 0 0 90px #c6e8b005;pointer-events:none}.qh-reward-copy .qh-eyebrow{color:#a7c8af;font-size:9px}.qh-reward-copy h2{font-size:32px;line-height:1.55;margin:19px 0}.qh-reward-copy p{font-size:12px;line-height:1.9;color:#a1bbab}.qh-reward-copy .qh-reward-link{font-size:11px;display:inline-flex;align-items:center;gap:20px;margin-top:30px;border-bottom:1px solid #7eac8540;padding-bottom:8px;position:relative;z-index:1}.qh-reward-deco{position:absolute;right:28px;bottom:-47px;color:#cae3a917;font-family:Georgia,serif;font-size:220px;font-style:italic;line-height:1}.qh-reward-deco>span{position:absolute;font-size:80px;right:-8px;top:-12px;color:#badc8e}.qh-reward-rules{padding:22px 38px}.qh-rule{display:flex;gap:16px;padding:25px 0;border-bottom:1px solid #dce6d6;align-items:flex-start}.qh-rule>span{font-size:10px;color:#9aaf97;padding-top:3px}.qh-rule h3{font-size:15px;font-weight:650;margin-bottom:7px}.qh-rule p{font-size:11px;color:#7f907c;line-height:1.9}.qh-rule>svg{margin-left:auto;flex-shrink:0;color:#86a57b;width:21px;height:21px;margin-top:4px}.qh-rule-note{display:flex;align-items:center;justify-content:space-between;font-size:10px;color:#7c9177!important;gap:8px;margin-top:20px}.qh-rule-note svg{height:15px;width:15px}
.qh-faq-section{display:grid;grid-template-columns:1fr 1.6fr;gap:75px;padding-block:5px 88px}.qh-faq-intro h2{margin:17px 0}.qh-faq-intro .qh-eyebrow{font-size:9px}.qh-faq-intro p{font-size:12px;color:#859185;margin-bottom:17px}.qh-faq-intro .qh-text-btn{font-size:11px}.qh-faq{border-bottom:1px solid #dfe8dc}.qh-faq:first-child{border-top:1px solid #dfe8dc}.qh-faq summary{display:flex;align-items:center;gap:16px;list-style:none;cursor:pointer;padding:23px 0;font-size:13px;font-weight:500}.qh-faq summary::-webkit-details-marker{display:none}.qh-faq-number{font-size:9px;color:#9aa999;letter-spacing:1px}.qh-faq summary>svg{width:16px;height:16px;margin-left:auto;color:#8ea28b;transition:transform .3s}.qh-faq[open] summary>svg{transform:rotate(45deg);color:#16846a}.qh-faq[open] summary{color:#16846a}.qh-faq-answer{padding:0 24px 22px 32px;font-size:12px;line-height:2;color:#7e8d7a;animation:qh-panel-in .3s ease}.qh-join{padding-block:43px;background:#e9f1e2;border:1px solid #dce7d2;border-radius:14px;display:flex;align-items:center;gap:35px;position:relative;overflow:hidden;margin-bottom:70px;max-width:1184px}.qh-join-orb{font-size:90px;line-height:1;color:#aac58c;flex-shrink:0;margin-inline:0 8px;font-family:Georgia,serif;animation:qh-join-orb 25s linear infinite}.qh-join .qh-eyebrow{font-size:8px;letter-spacing:1.5px;color:#7d986a}.qh-join h2{font-size:28px;margin-block:9px;color:#374f31;white-space:nowrap}.qh-join p{font-size:11px;color:#85927b}.qh-join>.qh-btn{margin-left:auto;font-size:12px;min-height:48px;padding:14px 20px;gap:20px;background:#4e7040}.qh-mobile-break{display:none}.qh-footer{background:#fafcfb}.qh-footer-top{border-top:1px solid #e0e8dc;display:flex;align-items:center;padding-block:35px;gap:35px}.qh-footer-top>.qh-brand img{width:122px}.qh-footer-top>span{font-size:10px;line-height:1.9;color:#8c9a87}.qh-footer-top>div{display:flex;gap:28px;margin-left:auto;font-size:11px;color:#788c72}.qh-footer a:hover{color:#16846a}.qh-footer-bottom{display:flex;align-items:center;gap:25px;padding-block:18px 28px;border-top:1px solid #e6ede1;font-size:8px;letter-spacing:.4px;color:#a0ad99}.qh-footer-bottom>a{margin-left:auto;font-size:10px}.qh-motion .qh-reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}.qh-motion .qh-reveal.is-visible{opacity:1;transform:none}.qh-motion .qh-step:nth-child(2){transition-delay:.1s}.qh-motion .qh-step:nth-child(3){transition-delay:.2s}.qh-hero-copy>*{animation:qh-copy-in .8s both}.qh-hero-copy>*:nth-child(2){animation-delay:.07s}.qh-hero-copy>*:nth-child(3){animation-delay:.14s}.qh-hero-copy>*:nth-child(4){animation-delay:.21s}.qh-hero-copy>*:nth-child(5){animation-delay:.28s}.qh-hero-copy>*:nth-child(6){animation-delay:.35s}.is-home dialog[open]{animation:qh-panel-in .25s ease-out}.is-home dialog{border-radius:14px}.is-home #toast{bottom:30px}
@keyframes qh-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-13px)}}@keyframes qh-orbit{from{transform:rotate(50deg) scaleY(.68)}to{transform:rotate(410deg) scaleY(.68)}}@keyframes qh-twinkle{0%,100%{opacity:.5;transform:scale(.85)}50%{opacity:1;transform:scale(1.08)}}@keyframes qh-wave{0%,100%{transform:scaleY(.6)}50%{transform:scaleY(1)}}@keyframes qh-copy-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes qh-panel-in{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}@keyframes qh-icon-float{0%,100%{transform:rotate(14deg) translateY(0)}50%{transform:rotate(9deg) translateY(-8px)}}@keyframes qh-join-orb{to{transform:rotate(360deg)}}@keyframes qh-scroll{50%{transform:translateY(4px)}}
@media(min-width:1600px){.qh-container{max-width:1400px;padding-inline:60px}.qh-hero-grid{min-height:720px}.qh-hero h1{font-size:59px}.qh-visual{height:690px}.qh-join{max-width:1280px}}
@media(max-width:1180px){.qh-container{padding-inline:32px}.qh-brand>span{display:none}.qh-header-actions{margin-left:8px;gap:20px}.qh-nav{gap:22px}.qh-hero h1{font-size:43px}.qh-hero-actions{gap:19px}.qh-hero-actions .qh-btn{padding-inline:18px;gap:12px}.qh-hero-grid{min-height:590px}.qh-visual{height:570px}.qh-float-voice{left:0;padding:11px}.qh-float strong{font-size:10px}.qh-float-connect{right:0;bottom:18%;padding:11px}.qh-wave{display:none}.qh-hero-points{gap:17px;font-size:10px}.qh-hero-caption{margin-top:40px}.qh-hero-caption .qh-caption-cn{display:none}.qh-topic-ribbon>.qh-container>div{gap:24px}.qh-ribbon-end{display:none}.qh-explore{grid-template-columns:215px 1fr;gap:26px}.qh-topic-copy{padding:30px;max-width:67%}.qh-topic-copy h3{font-size:23px}.qh-topic-main-icon{width:95px;height:120px}.qh-topic-main-icon svg{width:55px;height:55px}.qh-join{margin-inline:32px}.qh-join-orb{font-size:65px;margin-right:0}.qh-join h2{font-size:24px}.qh-join{gap:25px}.qh-join>.qh-btn{gap:12px}.qh-faq-section{gap:45px}}
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@media(max-width:365px){.qh-container{padding-inline:18px}.qh-hero-actions{gap:12px}.qh-hero-actions .qh-btn{padding-inline:12px;gap:7px;font-size:11px}.qh-hero-actions .qh-text-btn{font-size:9px}.qh-hero-points{gap:13px;font-size:9px}.qh-visual{height:420px}.qh-float strong{font-size:9px}.qh-float{padding:9px}.qh-topic-tabs>button{padding-inline:7px}.qh-topic-tabs>button>span{font-size:10px}.qh-topic-tabs>button>span>svg{width:13px;height:13px}.qh-join{margin-inline:18px}}
/* Keep small explanatory copy readable on the pale surfaces. */
.qh-intro,.qh-section-top>p,.qh-step p,.qh-topic-copy p,.qh-faq-intro p,.qh-faq-answer,.qh-rule p{color:#657868}
.qh-hero-points{color:#627e6d}.qh-footer-top>span,.qh-footer-top>div{color:#6b7d63}.qh-rule-note{color:#647c5d!important}
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/* Formal research identity: navy typography, measured motion, structured process graphic. */
.qh-home{--qh-ink:#172e42;--qh-green:#16836f;--qh-muted:#667985;background:#fff;color:var(--qh-ink)}
body.is-home{background:#fff}.qh-header{background:#ffffffed;border-color:#e8edf0}.qh-header-inner{gap:24px}.qh-brand img{width:146px}.qh-brand>span{font-size:11px;letter-spacing:0;color:#71818c;border-color:#d9e2e6}.qh-nav a{color:#60727f;font-weight:500}.qh-home .qh-dark{background:#172e42}.qh-home .qh-btn{border-radius:4px;box-shadow:none}.qh-home .qh-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px #172e4212}.qh-home .qh-btn.qh-primary{background:#16836f}.qh-eyebrow{color:#5c7e83;letter-spacing:1.5px}.qh-hero{background:linear-gradient(115deg,#f8fafb 0%,#f4f8f8 60%,#eaf2f3 100%)}.qh-hero:before{background-image:linear-gradient(#b5c9d117 1px,transparent 1px),linear-gradient(90deg,#b5c9d117 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(90deg,transparent 35%,#000)}.qh-hero-grid{min-height:610px;grid-template-columns:1.08fr 1fr;gap:40px}.qh-hero 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svg{width:23px;height:23px;stroke-width:1.5}.qh-board-stage:nth-child(2) .qh-board-stage-icon{background:#f0f4f8;border-color:#dde7ec;color:#62849a}.qh-board-stage small{font-size:8px;color:#91a7b1;letter-spacing:1px;position:absolute;right:0;top:20px}.qh-board-stage h3{font-size:15px;font-weight:600;margin-bottom:3px;line-height:1.5}.qh-board-stage p{font-size:10px;color:#8295a0}.qh-board-stage>svg{margin-left:auto;width:15px;height:15px;color:#abc7be;visibility:hidden}.qh-board-bottom{border-top:1px solid #e7edef;display:flex;align-items:center;gap:8px;padding-top:16px;margin-top:4px;color:#78909a;font-size:9px}.qh-board-bottom svg{width:14px;height:14px;color:#6b998f}.qh-board-caption{text-align:right;font-size:9px;letter-spacing:1px;color:#879ca8;position:absolute;bottom:5px;right:3px}.qh-topic-ribbon{border-color:#e8eef0}.qh-topic-ribbon>.qh-container>span:first-child{color:#81919b}.qh-topic-ribbon>.qh-container>div>span{color:#506c7c;font-weight:500}.qh-topic-ribbon 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@media(max-width:1180px){.qh-hero-grid{gap:30px;min-height:570px}.qh-hero h1{font-size:46px}.qh-visual{height:450px}.qh-research-board{padding:20px}.qh-intro{font-size:12px}.qh-board-header strong{font-size:11px}.qh-board-header>span{font-size:8px}.qh-board-accent{right:-10px;left:35px;top:38px;bottom:39px}.qh-board-caption{font-size:8px}.qh-join-mark{width:54px;height:54px}.qh-join h2{font-size:24px}.qh-hero-points{gap:18px;font-size:10px}}
@media(max-width:900px){.qh-hero h1{font-size:36px}.qh-hero-grid{gap:22px;min-height:560px}.qh-visual{height:434px}.qh-board-header{gap:7px}.qh-board-header>img{width:28px;height:28px}.qh-board-header>span{display:none}.qh-board-header strong{font-size:11px}.qh-board-header small{font-size:6px;letter-spacing:.5px}.qh-board-stage{gap:12px}.qh-board-stage-icon{width:39px;height:39px}.qh-board-stage:not(:last-child):before{left:19px}.qh-board-stage h3{font-size:13px}.qh-board-stage p{font-size:9px}.qh-board-bottom{font-size:8px;gap:5px}.qh-hero-points{gap:11px;font-size:9px}.qh-join-mark{display:none}.qh-home h2{font-size:28px}.qh-reward-copy h2{font-size:27px}}
@media(max-width:650px){.qh-brand img{width:123px}.qh-header{height:70px}.qh-header-actions{gap:15px}.qh-header-actions .qh-login{font-size:11px}.qh-hero-grid{padding-top:34px;gap:20px}.qh-hero h1{font-size:clamp(34px,9.4vw,48px);line-height:1.5;margin-top:18px;letter-spacing:-1px}.qh-hero .qh-eyebrow{font-size:7px;letter-spacing:1px}.qh-intro{font-size:12px;margin-top:21px;line-height:2;max-width:340px}.qh-hero-actions{margin-top:24px;gap:22px}.qh-hero-actions .qh-btn{font-size:12px;min-height:46px}.qh-hero-actions .qh-text-btn{font-size:11px}.qh-hero-points{font-size:10px;gap:23px;margin-top:22px}.qh-visual{height:390px;width:100%;margin:0 0 10px;display:flex;padding:7px 0 0;justify-content:flex-start}.qh-research-board{width:100%;padding:20px 22px;border-radius:5px;box-shadow:0 8px 25px #25485908}.qh-board-accent{top:20px;bottom:27px;left:20px;right:-8px;transform:rotate(3deg);border-radius:6px}.qh-board-header>img{width:32px;height:32px}.qh-board-header strong{font-size:12px}.qh-board-header small{font-size:6px;letter-spacing:1px}.qh-board-header{gap:10px;padding-bottom:13px}.qh-board-header>span{display:block;font-size:7px;margin-left:auto}.qh-board-stage{padding-block:13px;gap:18px}.qh-board-stage-icon{width:40px;height:40px}.qh-board-stage h3{font-size:13px}.qh-board-stage p{font-size:9px}.qh-board-stage small{font-size:7px;top:18px}.qh-board-stage:not(:last-child):before{left:20px;top:50px;height:28px}.qh-board-bottom{font-size:8px;padding-top:13px;margin-top:2px}.qh-board-caption{font-size:8px;bottom:5px;right:5px}.qh-hero-bottom{margin-top:0}.qh-section{padding-block:49px}.qh-home h2{font-size:25px}.qh-section-top>p{font-size:11px}.qh-topic-copy h3{font-size:23px}.qh-topic-detail{min-height:310px;border-radius:5px}.qh-topic-main-icon{animation:none}.qh-how-wrap .qh-section{padding-block:45px}.qh-reward-copy h2{font-size:27px}.qh-reward-copy{min-height:292px}.qh-reward-panel{border-radius:5px}.qh-faq-section{padding-top:3px;padding-bottom:45px}.qh-join{padding-block:28px;margin-bottom:34px;border-radius:5px}.qh-join h2{font-size:23px}.qh-join>.qh-btn{background:#172e42}.qh-footer-top>.qh-brand img{width:123px}}
@media(max-width:365px){.qh-brand img{width:111px}.qh-header-actions{gap:12px}.qh-header-actions .qh-small{padding-inline:10px}.qh-hero-points{gap:17px;font-size:9px}.qh-board-header>span{display:none}.qh-hero-actions{gap:17px}.qh-hero-actions .qh-text-btn{font-size:10px}.qh-visual{height:389px}}
/* Stronger contrast and type size for supporting copy, especially the footer. */
.qh-home .qh-eyebrow{color:#456b73}
.qh-home .qh-reward-copy .qh-eyebrow{color:#a8d6d1}
.qh-section-top>p,.qh-step p,.qh-topic-copy p,.qh-faq-intro p,.qh-faq-answer,.qh-rule p{color:#526878;font-size:13px}
.qh-intro,.qh-hero-points{color:#4c6574}
.qh-topic-tabs>button>small,.qh-topic-tabs>p,.qh-step>small,.qh-rule>span,.qh-faq-number{color:#596f7d}
.qh-topic-tags>span{color:#4e6877}
.qh-board-header small,.qh-board-header>span,.qh-board-stage small,.qh-board-bottom,.qh-board-caption{color:#536b79}
.qh-board-header small{font-size:9px;letter-spacing:.5px}
.qh-board-header>span,.qh-board-stage small{font-size:10px}
.qh-board-stage p{font-size:12px;color:#526878}
.qh-board-bottom,.qh-board-caption{font-size:11px;letter-spacing:0}
.qh-topic-ribbon>.qh-container>span:first-child,.qh-ribbon-end{color:#576f7d}
.qh-hero-bottom,.qh-hero-bottom a,.qh-hero-caption,.qh-caption-cn{color:#586f7d}
.qh-join .qh-eyebrow{color:#426d73}
.qh-join p{color:#526875;font-size:13px}
.qh-rule-note{color:#466752!important;font-size:12px}
.qh-home .qh-footer-top>span{font-size:13px;line-height:2;color:#40596b}
.qh-home .qh-footer-top>div{font-size:13px;line-height:1.8;row-gap:17px;color:#40596b}
.qh-home .qh-footer-bottom{font-size:11px;letter-spacing:0;color:#536a79}
.qh-home .qh-footer-bottom>span:nth-child(2){font-size:11px;color:#536a79}
.qh-home .qh-footer-bottom>a{font-size:12px;color:#405f72}
.qh-home .qh-footer-top>div a,.qh-home .qh-footer-bottom a{transition:color .2s,transform .2s}
.qh-home .qh-footer-top>div a:hover,.qh-home .qh-footer-bottom a:hover{color:#08735e;transform:translateY(-1px)}

/* The research flow is subtly animated instead of remaining a static diagram. */
@media (prefers-reduced-motion:no-preference){
  .qh-research-board{animation:qh-board-enter .8s cubic-bezier(.2,.7,.2,1) both,qh-board-drift 8s ease-in-out .8s infinite}
  .qh-board-accent{animation:qh-accent-enter .8s .12s cubic-bezier(.2,.7,.2,1) both,qh-accent-drift 9s ease-in-out 1s infinite}
  .qh-board-stage-icon{animation:qh-stage-focus 6s ease-in-out infinite}
  .qh-board-stage:nth-child(2) .qh-board-stage-icon{animation-delay:1.2s}
  .qh-board-stage:nth-child(3) .qh-board-stage-icon{animation-delay:2.4s}
  .qh-board-stage:not(:last-child):before{transform-origin:top;animation:qh-flow-line 4.8s ease-in-out infinite}
  .qh-board-stage:nth-child(2):before{animation-delay:.7s}
  .qh-topic-ring{animation:qh-ring-turn 34s linear infinite}
  .qh-topic-ring.ring-b{animation-direction:reverse;animation-duration:42s}
  .qh-topic-main-icon{animation:qh-card-float 6.5s ease-in-out infinite}
  .qh-step-icon{animation:qh-step-focus 7.2s ease-in-out infinite}
  .qh-step:nth-child(2) .qh-step-icon{animation-delay:1.4s}
  .qh-step:nth-child(3) .qh-step-icon{animation-delay:2.8s}
  .qh-reward-deco{animation:qh-deco-breathe 7s ease-in-out infinite}
  .qh-faq summary>svg{transition:transform .28s ease,color .28s ease}
}
@keyframes qh-board-enter{from{opacity:0;transform:translateY(18px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes qh-board-drift{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes qh-accent-enter{from{opacity:0;transform:translate(0,12px) rotate(2deg)}to{opacity:1;transform:translate(0,0) rotate(5deg)}}
@keyframes qh-accent-drift{0%,100%{transform:rotate(5deg) translateY(0)}50%{transform:rotate(4deg) translateY(-4px)}}
@keyframes qh-stage-focus{0%,18%,100%{box-shadow:0 0 0 0 #16836f00;transform:scale(1)}8%{box-shadow:0 0 0 5px #16836f18;transform:scale(1.045)}}
@keyframes qh-flow-line{0%,100%{transform:scaleY(.68);opacity:.55}45%{transform:scaleY(1);opacity:1}}
@keyframes qh-ring-turn{to{rotate:360deg}}
@keyframes qh-card-float{0%,100%{transform:rotate(9deg) translateY(0)}50%{transform:rotate(6deg) translateY(-7px)}}
@keyframes qh-step-focus{0%,24%,100%{box-shadow:none;transform:translateY(0)}10%{box-shadow:0 5px 18px #16836f1b;transform:translateY(-3px)}}
@keyframes qh-deco-breathe{0%,100%{opacity:.72}50%{opacity:1}}
@media(max-width:650px){
  .qh-home .qh-footer-top>span{font-size:12px}
  .qh-home .qh-footer-top>div{font-size:12px;line-height:1.9;row-gap:15px}
  .qh-home .qh-footer-bottom,.qh-home .qh-footer-bottom>span:nth-child(2){font-size:10px}
  .qh-home .qh-footer-bottom>a{font-size:11px}
  .qh-step p,.qh-topic-copy p,.qh-rule p,.qh-faq-answer{font-size:12px}
  .qh-step>small{font-size:9px}
  .qh-board-header small{font-size:8px}
  .qh-board-header>span{font-size:9px}
  .qh-board-stage p{font-size:11px}
  .qh-board-bottom,.qh-board-caption{font-size:10px}
  .qh-join p{font-size:12px}
}
@media(prefers-reduced-motion:reduce){
  .qh-research-board,.qh-board-accent,.qh-board-stage-icon,.qh-board-stage:before,.qh-topic-ring,.qh-topic-main-icon,.qh-step-icon,.qh-reward-deco{animation:none!important}
}