:root{color:#183c48;font-synthesis:none;--accent:#087f8c;--accent-dark:#075b68;--brand-purple:#603780;--brand-purple-soft:#f3edf8;--muted:#657e87;--line:#dce9ec;background:#f4f8fa;font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif}*,:before,:after{box-sizing:border-box}body{min-width:320px;margin:0}button,input{font:inherit}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.55}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}h1,h2,h3,p{margin:0}h1{letter-spacing:-.035em;font-size:clamp(28px,3vw,40px);line-height:1.35}h2{font-size:23px;line-height:1.5}h3{font-size:17px;line-height:1.6}p{color:var(--muted);line-height:1.8}svg{flex-shrink:0}:focus-visible{outline-offset:4px;outline:3px solid #9c7db6}.portal-app{flex-direction:column;min-height:100vh;display:flex}.site-header{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;gap:24px;min-height:88px;padding:16px 5%;display:flex}.brand{align-items:center;gap:12px;display:flex}.brand img{width:48px;height:48px}.brand strong,.brand small{display:block}.brand strong{color:var(--brand-purple);letter-spacing:.08em;font-size:20px}.brand small{color:var(--muted);margin-top:4px;font-size:11px}.site-header nav{background:#eff6f7;border-radius:12px;gap:4px;padding:4px;display:flex}.site-header nav button{color:var(--muted);background:0 0;border:0;border-radius:8px;padding:10px 16px}.site-header nav button.active,.site-header nav button:hover{color:var(--accent-dark);background:#fff}.site-header nav button.active{color:var(--brand-purple)}.account-actions,.button-row,.card-top,.toolbar,.section-heading,.card-link{align-items:center;gap:12px;display:flex}.account-actions{font-size:13px}.icon-button{border:1px solid var(--line);background:0 0;border-radius:8px;place-items:center;padding:8px;display:inline-grid}.main-content{flex:1;width:min(1240px,100% - 64px);margin:0 auto;padding:40px 0 64px}.site-footer{border-top:1px solid var(--line);text-align:center;color:#81969e;background:#fff;padding:24px;font-size:12px}.eyebrow{color:var(--accent);letter-spacing:.16em;margin-bottom:12px;font-size:11px;font-weight:650;display:block}.page-heading{margin:22px 0 30px}.page-heading p{margin-top:12px}.panel{border:1px solid var(--line);background:#fff;border-radius:16px;padding:30px}.panel h2{margin-bottom:14px}.panel h3{margin-top:24px;margin-bottom:8px}.button{border:1px solid #0000;border-radius:9px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:12px 18px;font-size:14px;font-weight:650;display:inline-flex}.primary{background:var(--accent);color:#fff}.primary:hover:not(:disabled){background:var(--accent-dark)}.secondary{color:var(--accent-dark);background:#fff;border-color:#cbdfe2}.secondary:hover:not(:disabled){background:#eef7f7}.back-button,.text-button{color:var(--accent);background:0 0;border:0;align-items:center;gap:7px;padding:0;font-size:13px;display:inline-flex}.back-button{margin-bottom:10px}.button-row{flex-wrap:wrap}.muted{color:var(--muted);font-size:13px}.message,.guest-banner{border-radius:10px;margin-bottom:24px;padding:14px 18px;font-size:14px;line-height:1.7}.message.error{color:#a7443a;background:#fff1ef;border:1px solid #f2d3cd}.message.success{color:#276850;background:#e5f5ed;border:1px solid #c9e6d8}.message.info,.guest-banner{color:#3c7175;background:#e7f4f3;border:1px solid #cee5e5}.loading-state{text-align:center;color:var(--muted);padding:60px}.login-content{flex-direction:column;justify-content:center;display:flex}.login-layout{grid-template-columns:1.3fr 1fr;align-items:center;gap:9%;padding:20px 3%;display:grid}.login-intro h1{font-size:clamp(36px,4vw,55px)}.login-intro>p{margin-top:18px}.login-intro>img{object-fit:contain;width:330px;height:220px;margin-top:20px}.login-path{color:var(--accent-dark);align-items:center;gap:12px;margin-top:24px;font-size:12px;display:flex}.login-form{gap:19px;display:grid}.login-layout>.login-form{border-top:3px solid var(--brand-purple)}.login-layout>.login-form>.eyebrow{color:var(--brand-purple)}.login-form>h2,.login-form>.eyebrow{margin-bottom:0}label{color:#40616b;gap:8px;font-size:13px;display:grid}input{color:#183c48;background:#fbfdfd;border:1px solid #cddfe3;border-radius:8px;width:100%;min-width:0;min-height:44px;padding:12px 14px}input:focus{border-color:#3b9caa;outline:none;box-shadow:0 0 0 3px #087f8c15}.stage-grid,.module-grid,.profile-layout{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.stage-card{text-align:left;border:1px solid var(--line);background:#fff;border-top:4px solid #49aaa5;border-radius:18px;min-height:265px;padding:34px}.stage-card:nth-child(2){border-top-color:var(--brand-purple)}.stage-card:nth-child(2) .eyebrow,.stage-card:nth-child(2) .status{color:var(--brand-purple)}.stage-card:nth-child(2) .status{background:var(--brand-purple-soft)}.stage-card.locked{background:#f1f4f6}.card-top{justify-content:space-between;margin-bottom:25px}.card-top .eyebrow{margin:0}.status{color:var(--accent-dark);background:#eaf5f3;border-radius:20px;align-items:center;gap:5px;padding:4px 9px;font-size:12px;display:inline-flex}.stage-card h2{margin-bottom:12px;font-size:28px}.card-link{color:var(--accent);margin-top:25px;font-size:13px;font-weight:650}.stage-help{text-align:center;margin-top:25px;font-size:13px}.three-columns{grid-template-columns:repeat(3,minmax(0,1fr))}.module-card{border:1px solid var(--line);text-align:left;background:#fff;border-radius:15px;padding:28px}.module-card>svg{color:var(--accent);margin:10px 0 18px}.module-card h2{margin-bottom:10px}.module-card p{font-size:14px}.module-number{color:#81979f;letter-spacing:.1em;font-size:12px;display:block}.module-card:hover,.stage-card:hover,.project-card:hover{border-color:#91c5c7;box-shadow:0 10px 30px #1255680a}.completion-panel{border:1px solid var(--line);background:#eaf4f5;border-radius:14px;justify-content:space-between;align-items:center;gap:24px;margin-top:30px;padding:22px 26px;display:flex}.completion-panel p{margin-top:5px;font-size:13px}.completion-panel>.button{flex-shrink:0}.locked-state{text-align:center;justify-items:center;gap:22px;padding-block:65px;display:grid}.locked-state>svg{color:var(--accent)}.case-study{max-width:850px}.case-study li{color:#476570;line-height:2}.case-study .muted{margin-top:20px}.feature-panel{align-items:flex-start;gap:30px;display:flex}.feature-panel>svg{color:var(--accent);margin-top:5px}.feature-panel .button{margin-top:22px}.section-heading{justify-content:space-between;margin:30px 0 20px}.section-heading>span{color:var(--muted);font-size:13px}.project-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;display:grid}.project-card{border:1px solid var(--line);text-align:left;background:#fff;border-radius:12px;padding:0;overflow:hidden}.project-card>img{object-fit:cover;width:100%;height:155px}.project-card>div{padding:20px}.project-card h3{min-height:54px;font-size:16px}.project-card p{margin-top:10px;font-size:12px}.device-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.device-card{border:1px solid var(--line);background:#fff;border-radius:14px;padding:24px}.device-card>img{object-fit:contain;width:100%;height:210px;margin-bottom:18px}.device-card p{margin:9px 0 20px;font-size:13px}.project-detail{grid-template-columns:1fr 1fr;align-items:center;gap:30px;margin:20px 0;display:grid}.project-detail>img{object-fit:contain;border-radius:10px;width:100%;height:290px}.project-detail p{margin-bottom:18px}.booking-layout{grid-template-columns:1fr 1.35fr;gap:24px;margin-bottom:24px;display:grid}.device-option{border:1px solid var(--line);text-align:left;background:#fff;border-radius:10px;align-items:center;gap:12px;width:100%;margin-top:12px;padding:12px;display:flex}.device-option>img{object-fit:contain;width:58px;height:70px}.device-option>span{flex:1}.device-option strong{font-size:13px;display:block}.device-option small{color:var(--muted);margin-top:5px;font-size:11px;display:block}.device-option.selected{background:#eff8f7;border-color:#5ea7af}.device-option>svg{color:var(--accent)}.booking-form>label{margin:24px 0}.booking-form>.button{margin-top:24px}.slot-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:24px 0;display:grid}.slot-grid button{border:1px solid var(--line);background:#fff;border-radius:7px;padding:12px 5px;font-size:12px}.slot-grid button.selected{background:var(--accent);color:#fff;border-color:var(--accent)}.slot-grid button:disabled{background:#f1f3f4;text-decoration:line-through}.reservation-row{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;padding:20px 0;display:flex}.reservation-row:last-child{padding-bottom:0}.reservation-row p{font-size:13px}.reservation-row small{color:var(--muted)}.empty-state{color:var(--muted);text-align:center;padding:25px 0}.toolbar{margin:24px 0}.search-label{width:300px}.toolbar>.button{align-self:end}.table-panel{padding:8px 18px;overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:18px 12px}th{color:#577780;white-space:nowrap;background:#eff6f7;font-weight:500}td strong{color:var(--accent)}.pagination{justify-content:center;font-size:13px}.score-report{margin-top:24px}.score-value{color:var(--accent);margin:15px 0;font-size:60px}.score-value small{font-size:19px}pre{color:#416770;white-space:pre-wrap;overflow-wrap:anywhere;background:#eff6f7;border-radius:10px;padding:20px;font-size:13px;line-height:1.7}dl{grid-template-columns:70px 1fr;gap:18px;margin-top:26px;font-size:14px;display:grid}dt{color:var(--muted)}dd{margin:0}.experiment-panel{max-width:700px}.experiment-panel>.login-form{margin:28px 0}.campus-dialog{border:1px solid var(--line);color:#183c48;border-radius:18px;width:min(460px,100% - 32px);padding:32px}.campus-dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#153d4866}.campus-dialog>svg{color:var(--accent);margin-bottom:16px}.campus-dialog h2{font-size:22px}.campus-dialog p{margin:18px 0 25px}.project-back{margin-bottom:22px}.experiment-overview{border:1px solid var(--line);background:#fff;border-radius:18px;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);align-items:start;gap:34px;padding:28px;display:grid}.experiment-preview{min-width:0;margin:0}.experiment-preview img{aspect-ratio:16/10;object-fit:contain;background:#edf4f5;border:1px solid #e3ecee;border-radius:10px;width:100%}.experiment-preview figcaption{color:var(--muted);padding-top:12px;font-size:12px}.experiment-summary>.eyebrow{color:var(--brand-purple)}.experiment-summary h1{border-left:4px solid var(--accent);margin-bottom:20px;padding-left:15px;font-size:clamp(23px,2.1vw,31px);line-height:1.5}.experiment-summary>p{font-size:14px}.experiment-tags{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.experiment-tags span{color:var(--accent-dark);background:#eaf5f3;border-radius:20px;padding:5px 12px;font-size:12px}.experiment-tags span:first-child{color:var(--brand-purple);background:var(--brand-purple-soft)}.experiment-metadata{border-top:1px solid var(--line);grid-template-columns:75px minmax(0,1fr);gap:14px;margin:22px 0 24px;padding-top:20px;font-size:13px}.experiment-start{width:100%;min-height:50px;font-size:16px}.experiment-summary .experiment-start-note{margin-top:13px;font-size:12px}.experiment-information{border:1px solid var(--line);background:#fff;border-radius:14px;margin-top:30px;overflow:hidden}.experiment-tabs{border-bottom:1px solid var(--line);background:#edf5f6;display:flex}.experiment-tabs button{min-width:132px;color:var(--muted);background:0 0;border:0;border-top:3px solid #0000;padding:17px 24px;font-weight:600}.experiment-tabs button[aria-selected=true]{color:var(--brand-purple);border-top-color:var(--brand-purple);background:#fff}.experiment-tab-panel{padding:30px}.experiment-tab-panel h2{margin-bottom:18px;font-size:21px}.experiment-tab-panel h3{margin:24px 0 10px}.experiment-description{white-space:pre-line}.environment-table{margin-top:22px;overflow-x:auto}.environment-table table{border:1px solid var(--line)}.environment-table th,.environment-table td{padding:16px 20px}.environment-table th[scope=row]{color:#40616b;background:#f7fafb;width:140px}.environment-table td{line-height:1.8}@media (width<=1000px){.site-header{gap:14px;padding-inline:24px}.site-header nav button{padding-inline:10px}.account-actions>span{display:none}.project-grid,.slot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.device-grid{gap:12px}.device-card{padding:18px}.experiment-overview{grid-template-columns:1fr 1fr;gap:24px;padding:24px}}@media (width<=720px){.site-header{flex-wrap:wrap;padding:16px}.brand strong{font-size:17px}.brand small{font-size:10px}.site-header nav{order:3;justify-content:space-between;width:100%}.site-header nav button{flex:1;padding-inline:5px;font-size:13px}.main-content{width:calc(100% - 32px);padding:24px 0 40px}.login-layout,.stage-grid,.three-columns,.profile-layout,.project-detail,.booking-layout{grid-template-columns:1fr}.login-layout{gap:26px;padding:0}.login-intro>img{display:none}.login-intro h1{font-size:36px}.login-path{flex-wrap:wrap;gap:8px}.panel{padding:22px}.stage-card{min-height:230px;padding:25px}.stage-card h2{font-size:25px}.completion-panel{flex-direction:column;align-items:stretch;padding:22px}.module-grid,.device-grid{grid-template-columns:1fr}.project-grid{gap:12px}.project-card>div{padding:14px}.project-card>img{height:110px}.project-card h3{font-size:14px}.project-card p{display:none}.feature-panel{flex-direction:column}.slot-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.reservation-row,.section-heading{flex-direction:column;align-items:stretch}.toolbar{flex-wrap:wrap}.table-panel{padding:5px}.device-card>img{height:180px}.search-label{width:100%}.experiment-overview{grid-template-columns:1fr;gap:24px;padding:18px}.experiment-summary h1{font-size:25px}.experiment-tabs button{flex:1;min-width:0;padding-inline:16px}.experiment-tab-panel{padding:22px 18px}.environment-table th,.environment-table td{padding:12px}.environment-table th[scope=row]{white-space:normal;width:84px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important}}@media print{.site-header,.site-footer,.guest-banner,.button,.toolbar,.message,.text-button{display:none!important}body,.portal-app{background:#fff}.main-content{width:100%;padding:0}.panel{box-shadow:none;border:0;padding:0}.table-panel{overflow:visible}.score-report{break-before:page}}
