:root{
  --portal-bg:#f5f7f4;--portal-surface:#fff;--portal-ink:#17231f;--portal-muted:#66716c;
  --portal-line:#dfe5e1;--portal-brand:#176b57;--portal-brand-dark:#0d4f40;
  --portal-soft:#e7f1ed;--portal-warm:#f4efe3;--portal-danger:#a43d38;--portal-radius:18px;
  --portal-shadow:0 20px 60px rgba(26,48,40,.09)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--portal-bg);color:var(--portal-ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
a{color:inherit}
button,input{font:inherit}
.portal-header{position:sticky;top:0;z-index:50;min-height:72px;padding:12px clamp(20px,4vw,60px);display:flex;align-items:center;gap:34px;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(223,229,225,.85);backdrop-filter:blur(18px)}
.portal-brand{display:flex;align-items:center;gap:11px;text-decoration:none;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--portal-brand);color:#fff;font:700 18px/1 Georgia,serif;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
.portal-brand b{display:block;font-size:15px;letter-spacing:.03em}.portal-brand small{display:block;margin-top:-2px;color:var(--portal-muted);font-size:9px;letter-spacing:.08em;text-transform:uppercase}
.portal-nav{display:flex;gap:26px;margin-left:auto}.portal-nav a,.text-action{text-decoration:none;color:var(--portal-muted);font-weight:600;font-size:13px}.portal-nav a:hover,.text-action:hover{color:var(--portal-brand)}
.portal-actions{display:flex;align-items:center;gap:16px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 20px;border:1px solid var(--portal-brand);border-radius:11px;background:var(--portal-brand);color:#fff;text-decoration:none;font-weight:700;cursor:pointer;transition:.18s ease}
.button:hover{background:var(--portal-brand-dark);border-color:var(--portal-brand-dark);transform:translateY(-1px)}
.button.secondary{background:transparent;color:var(--portal-brand)}.button.secondary:hover{background:var(--portal-soft)}
.button.small{min-height:38px;padding:7px 14px;font-size:13px}.button.full{width:100%}
.button:focus-visible,.portal-form input:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(23,107,87,.23);outline-offset:3px}
.portal-main{width:min(1180px,calc(100% - 40px));margin:0 auto;padding:58px 0 84px}
.hero{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(420px,.94fr);gap:70px;align-items:center;min-height:540px;padding:54px 0 72px}
.eyebrow{display:inline-block;color:var(--portal-brand);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.hero h1,.plan-hero h1,.page-intro h1{margin:16px 0 22px;font-size:clamp(38px,4.25vw,54px);line-height:1.16;letter-spacing:-.04em}.hero-copy>p,.plan-hero>p,.page-intro>p{max-width:670px;color:var(--portal-muted);font-size:17px;line-height:1.9}
.hero-actions{display:flex;gap:13px;margin-top:32px}.hero-note{font-size:12px!important;margin-top:16px;color:#7b847f!important}
.knowledge-map{padding:22px;border:1px solid var(--portal-line);border-radius:26px;background:linear-gradient(145deg,#fff,#edf4f0);box-shadow:var(--portal-shadow)}
.map-head{display:flex;justify-content:space-between;gap:14px;align-items:center}.map-head span{color:var(--portal-muted);font-size:12px}.map-head b{font-size:13px}
.map-stage{position:relative;height:330px;margin:20px 0;border-radius:18px;background:radial-gradient(circle at 50% 48%,rgba(23,107,87,.13),transparent 35%),linear-gradient(rgba(23,107,87,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(23,107,87,.035) 1px,transparent 1px);background-size:auto,28px 28px,28px 28px;overflow:hidden}
.node{position:absolute;display:grid;place-items:center;width:88px;height:88px;border:1px solid rgba(23,107,87,.2);border-radius:50%;background:#fff;color:var(--portal-brand-dark);font-weight:800;box-shadow:0 10px 28px rgba(21,80,63,.12);z-index:2}.node.company{left:calc(50% - 44px);top:20px;background:var(--portal-brand);color:#fff}.node.product{left:42px;top:128px}.node.target{right:42px;top:128px}.node.disease{left:112px;bottom:20px}.node.finance{right:96px;bottom:20px;width:102px;height:70px;border-radius:22px}
.line{position:absolute;display:block;height:1px;background:rgba(23,107,87,.36);transform-origin:left center}.l1{width:145px;left:calc(50% - 18px);top:92px;transform:rotate(33deg)}.l2{width:145px;left:calc(50% + 10px);top:93px;transform:rotate(147deg)}.l3{width:132px;left:104px;top:198px;transform:rotate(52deg)}.l4{width:128px;right:98px;top:201px;transform:rotate(126deg)}
.map-foot{display:flex;justify-content:space-between;gap:10px;color:var(--portal-muted);font-size:11px}.map-foot span{padding:5px 8px;border-radius:20px;background:rgba(255,255,255,.8)}
.metric-strip{display:grid;grid-template-columns:repeat(4,1fr);background:var(--portal-ink);color:#fff;border-radius:18px;overflow:hidden}.metric-strip div{padding:25px 28px;border-right:1px solid rgba(255,255,255,.12)}.metric-strip div:last-child{border:0}.metric-strip b{display:block;font-size:27px}.metric-strip span{color:rgba(255,255,255,.65);font-size:12px}
.section{padding:100px 0 12px}.section-heading{max-width:720px;margin-bottom:36px}.section-heading.split{display:flex;align-items:flex-end;justify-content:space-between;max-width:none}.section-heading h2,.membership-callout h2,.faq-list h2{margin:9px 0 12px;font-size:32px;line-height:1.25;letter-spacing:-.025em}.section-heading p{color:var(--portal-muted);font-size:16px}.text-link{color:var(--portal-brand);font-weight:750;text-decoration:none;padding-bottom:4px}
.board-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.board-card{min-height:150px;padding:20px;border:1px solid var(--portal-line);border-top:3px solid var(--portal-brand);border-radius:14px;background:var(--portal-surface)}.board-card>span{font:700 11px/1 ui-monospace,SFMono-Regular,Menlo,monospace;color:#89928d}.board-card h3{margin:25px 0 3px;font-size:18px}.board-card p{margin:0;color:var(--portal-muted);font-size:12px}.board-2{border-top-color:#7652a8}.board-3{border-top-color:#8b5634}.board-4{border-top-color:#197d89}.board-5{border-top-color:#596574}.board-6{border-top-color:#2a7c6b}.board-7{border-top-color:#386e91}.board-8{border-top-color:#8b6240}
.sample-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.sample-card{min-height:230px;padding:25px;border:1px solid var(--portal-line);border-radius:var(--portal-radius);background:var(--portal-surface);text-decoration:none;transition:.18s ease}.sample-card:hover{border-color:#aec9c0;box-shadow:0 18px 40px rgba(26,48,40,.08);transform:translateY(-3px)}.sample-card>span{color:var(--portal-brand);font-size:11px;font-weight:800;letter-spacing:.1em}.sample-card h3,.sample-card h2{margin:32px 0 10px;font-size:22px}.sample-card p{min-height:73px;margin:0;color:var(--portal-muted)}.sample-card b{display:block;margin-top:18px;color:var(--portal-brand);font-size:12px}.sample-grid.large .sample-card{min-height:260px}
.membership-callout{display:flex;justify-content:space-between;gap:40px;align-items:center;margin-top:100px;padding:42px 46px;border-radius:24px;background:var(--portal-warm)}.membership-callout p{margin:0;color:var(--portal-muted)}.membership-cta{text-align:right}.membership-cta>span{display:block;margin-bottom:12px;color:var(--portal-muted);font-size:13px}
.portal-footer{display:flex;justify-content:space-between;gap:28px;align-items:center;padding:30px clamp(20px,4vw,60px);border-top:1px solid var(--portal-line);background:#fff;color:var(--portal-muted);font-size:12px}.portal-footer b{display:block;color:var(--portal-ink)}.portal-footer nav{display:flex;gap:22px}.portal-footer a{text-decoration:none}.portal-footer a:hover{color:var(--portal-brand)}
.auth-shell{width:min(520px,calc(100% - 36px));min-height:calc(100vh - 170px);margin:0 auto;padding:72px 0;display:grid;align-items:center}.auth-card{padding:38px;border:1px solid var(--portal-line);border-radius:22px;background:#fff;box-shadow:var(--portal-shadow)}.auth-card.wide{width:min(580px,calc(100vw - 36px));margin-left:50%;transform:translateX(-50%)}.auth-card h1{margin:10px 0 8px;font-size:30px}.auth-card>p{margin:0 0 25px;color:var(--portal-muted)}
.portal-form{display:grid;gap:17px;margin-top:24px}.portal-form label{display:grid;gap:7px;font-size:13px;font-weight:750}.portal-form label small{color:var(--portal-muted);font-weight:400}.portal-form input{width:100%;min-height:46px;padding:10px 12px;border:1px solid #ccd5d0;border-radius:10px;background:#fcfdfc;color:var(--portal-ink)}.check-label{display:flex!important;align-items:flex-start;gap:10px!important;color:var(--portal-muted);font-weight:400!important;line-height:1.55}.check-label input{width:17px!important;min-height:17px!important;margin-top:3px}.check-label a{color:var(--portal-brand)}.auth-links{display:flex;justify-content:space-between;gap:18px;margin-top:24px;color:var(--portal-muted);font-size:12px}.auth-links a{color:var(--portal-brand);font-weight:700;text-decoration:none}.form-message{margin:18px 0;padding:11px 13px;border:1px solid #b7d5ca;border-radius:9px;background:#edf7f3;color:#205f50;font-size:13px}.form-message.error{border-color:#e2b7b3;background:#fff3f1;color:var(--portal-danger)}.form-message.notice{border-color:#dccda5;background:#fff9e9;color:#705a24}.form-message.success{background:#edf7f3;color:#205f50}.disabled-form input:disabled{background:#f1f2f1;color:#8a918d}.support-note{margin-top:20px!important;font-size:12px}.message-card{text-align:center}.message-card .button{margin-top:16px}
.register-shell{width:min(960px,calc(100% - 36px));min-height:calc(100vh - 170px);margin:0 auto;padding:62px 0 84px}.register-card{overflow:hidden;border:1px solid var(--portal-line);border-radius:24px;background:#fff;box-shadow:var(--portal-shadow)}.register-heading{padding:38px 42px 30px;border-bottom:1px solid var(--portal-line)}.register-heading h1{margin:10px 0 8px;font-size:34px;letter-spacing:-.025em}.register-heading p{max-width:760px;margin:0;color:var(--portal-muted)}.register-error{margin:22px 42px 0}.register-form{padding:0 42px 34px}.register-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:0;margin-top:26px;border:1px solid var(--portal-line);border-radius:17px;background:#fbfcfb;overflow:hidden}.register-step{position:relative;padding:30px}.register-step+.register-step{border-left:1px solid var(--portal-line);background:#fff}.step-number{position:absolute;right:24px;top:22px;color:#c8cfcb;font:700 28px/1 Georgia,serif}.step-copy h2{margin:0 0 4px;font-size:20px}.step-copy p{margin:0;color:var(--portal-muted);font-size:12px}.code-label{display:block;margin-top:32px}.registration-code-input{width:100%;height:62px;padding:10px 14px;border:1px solid #bfcac5;border-radius:12px;background:#fff;color:var(--portal-ink);font:750 26px/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.34em;text-align:center;text-transform:uppercase}.registration-code-input::placeholder{color:#b7bfbb}.registration-code-input.complete{border-color:var(--portal-brand);box-shadow:0 0 0 3px rgba(23,107,87,.1)}.code-help{display:flex;justify-content:space-between;gap:10px;margin:7px 0 0;color:var(--portal-muted);font-size:10px}.code-help span{color:var(--portal-brand);font-weight:750}.code-policy{display:grid;gap:4px;margin-top:30px;padding:16px;border-radius:12px;background:var(--portal-soft)}.code-policy b{font-size:13px}.code-policy span{color:var(--portal-muted);font-size:11px}.register-fields{margin-top:25px}.register-submit{display:flex;align-items:center;justify-content:space-between;gap:28px;margin-top:24px}.register-submit .check-label{max-width:470px}.register-login{padding:18px 42px;border-top:1px solid var(--portal-line);background:#fafbfa;color:var(--portal-muted);font-size:12px;text-align:center}.register-login a{color:var(--portal-brand);font-weight:750;text-decoration:none}
.password-rules{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:-3px;color:var(--portal-muted);font-size:11px}.password-rules span{display:inline-flex;align-items:center;gap:6px}.password-rules i{width:9px;height:9px;border:1px solid #aeb8b3;border-radius:50%;background:#fff}.password-rules span.valid{color:var(--portal-brand);font-weight:700}.password-rules span.valid i{border-color:var(--portal-brand);background:var(--portal-brand);box-shadow:inset 0 0 0 2px #fff}.password-rules span.invalid{color:var(--portal-danger)}.password-rules span.invalid i{border-color:var(--portal-danger);background:#fff0ee}
.narrow-page{width:min(940px,calc(100% - 40px))}.plan-hero,.page-intro{text-align:center;padding:44px 0 48px}.plan-hero h1,.page-intro h1{font-size:clamp(34px,5vw,52px)}.plan-hero>p,.page-intro>p{margin-left:auto;margin-right:auto}.plan-card{display:grid;grid-template-columns:.9fr 1.2fr .9fr;gap:32px;align-items:center;padding:38px;border:1px solid #cddbd5;border-radius:22px;background:#fff;box-shadow:var(--portal-shadow)}.plan-card h2{margin:12px 0 0;font-size:26px}.plan-card>div>p{margin:4px 0;color:var(--portal-muted)}.plan-card>div>p b{font-size:28px;color:var(--portal-ink)}.plan-tag{padding:5px 9px;border-radius:20px;background:var(--portal-soft);color:var(--portal-brand);font-size:11px;font-weight:800}.plan-card ul{margin:0;padding-left:20px;color:var(--portal-muted)}.plan-card li{margin:7px 0}.plan-action{text-align:right}.plan-action strong,.plan-action span{display:block}.plan-action span{margin:8px 0 16px;color:var(--portal-muted);font-size:12px}.faq-list{padding-top:80px}.faq-list details{padding:20px 0;border-bottom:1px solid var(--portal-line)}.faq-list summary{font-weight:750;cursor:pointer}.faq-list p{color:var(--portal-muted)}
.preview-guard{display:flex;justify-content:space-between;gap:30px;align-items:center;margin-top:46px;padding:26px;border:1px solid var(--portal-line);border-radius:16px;background:#fff}.preview-guard b{font-size:17px}.preview-guard p{margin:4px 0 0;color:var(--portal-muted)}
.account-page{width:min(980px,calc(100% - 40px))}.account-heading,.card-heading{display:flex;align-items:center;justify-content:space-between;gap:24px}.account-heading h1{margin:8px 0 0;font-size:32px}.text-button,.secondary-button{border:0;background:transparent;color:var(--portal-brand);font-weight:700;cursor:pointer}.secondary-button{padding:8px 12px;border:1px solid var(--portal-line);border-radius:9px}.status-card{display:flex;justify-content:space-between;gap:30px;align-items:center;margin:34px 0 20px;padding:28px 30px;border-radius:18px;background:var(--portal-ink);color:#fff}.status-card>div>span{color:rgba(255,255,255,.6);font-size:11px;font-weight:800;letter-spacing:.12em}.status-card h2{margin:6px 0 1px;font-size:27px}.status-card p{margin:0;color:rgba(255,255,255,.7)}.status-none,.status-expired{background:#514b43}.account-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.account-card{padding:26px;border:1px solid var(--portal-line);border-radius:16px;background:#fff}.account-card h2{margin:0 0 18px;font-size:19px}.account-card dl{margin:0}.account-card dl>div{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-bottom:1px solid var(--portal-line)}.account-card dl>div:last-child{border:0}.account-card dt{color:var(--portal-muted)}.account-card dd{margin:0;text-align:right}.empty-state{color:var(--portal-muted)}.record-list,.session-list{list-style:none;margin:0;padding:0}.record-list li,.session-list li{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:12px 0;border-bottom:1px solid var(--portal-line)}.record-list li:last-child,.session-list li:last-child{border:0}.record-list div,.session-list div{display:grid}.record-list span,.session-list small{color:var(--portal-muted);font-size:11px}.record-list em{font-style:normal;font-size:11px;color:var(--portal-brand)}.record-list .record-revoked{color:var(--portal-danger)}.sessions-card{margin-top:20px}.card-heading p{margin:2px 0 0;color:var(--portal-muted);font-size:12px}.device-icon{width:30px;height:30px;border:7px solid var(--portal-soft);border-radius:50%;background:var(--portal-brand)}.session-list li{justify-content:flex-start}.session-list b em{margin-left:7px;padding:2px 6px;border-radius:10px;background:var(--portal-soft);color:var(--portal-brand);font-size:9px;font-style:normal}
.preview-ribbon{position:relative;z-index:30;display:flex;align-items:center;justify-content:center;gap:14px;min-height:46px;padding:8px 20px;background:#123c32;color:#fff;font:13px/1.4 -apple-system,"PingFang SC",sans-serif}.preview-ribbon span{padding:3px 8px;border-radius:12px;background:#d8a948;color:#1e281f;font-weight:800}.preview-ribbon p{margin:0;color:rgba(255,255,255,.75)}.preview-ribbon a{color:#fff;font-weight:750}.preview-mode .search-box,.preview-mode .nav-tools{display:none!important}.preview-mode nav.top{position:relative;padding-right:20px}.preview-mode nav.top a:not(.nav-home):not(.nav-board){display:none}.preview-mode footer{margin-top:40px}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:30px}.knowledge-map{max-width:610px}.board-grid{grid-template-columns:repeat(2,1fr)}.plan-card{grid-template-columns:1fr}.plan-action{text-align:left}.portal-nav{display:none}.register-grid{grid-template-columns:1fr}.register-step+.register-step{border-left:0;border-top:1px solid var(--portal-line)}}
@media(max-width:680px){.portal-header{min-height:62px;padding:10px 16px;gap:12px}.portal-brand small{display:none}.portal-brand b{font-size:14px}.portal-actions{margin-left:auto}.portal-actions .text-action{display:none}.button.small{padding:7px 11px}.portal-main{width:min(100% - 28px,1180px);padding-top:35px}.hero{padding:24px 0 48px;min-height:0}.hero h1{font-size:34px;line-height:1.24;letter-spacing:-.035em}.hero-copy>p{font-size:15px}.hero-actions{display:grid}.knowledge-map{padding:15px}.map-stage{height:285px}.node{width:70px;height:70px;font-size:12px}.node.company{left:calc(50% - 35px)}.node.product{left:20px}.node.target{right:20px}.node.disease{left:62px}.node.finance{right:48px;width:86px;height:62px}.metric-strip{grid-template-columns:1fr 1fr}.metric-strip div:nth-child(2){border-right:0}.metric-strip div{padding:18px}.section{padding-top:72px}.section-heading h2,.membership-callout h2{font-size:27px}.section-heading.split{align-items:flex-start}.board-grid,.sample-grid,.account-grid{grid-template-columns:1fr}.sample-card{min-height:210px}.membership-callout,.status-card,.preview-guard,.account-heading,.card-heading{align-items:flex-start;flex-direction:column}.membership-callout{padding:30px;margin-top:72px}.membership-cta{text-align:left}.portal-footer{align-items:flex-start;flex-direction:column}.portal-footer nav{flex-wrap:wrap;gap:12px 20px}.auth-shell{padding:40px 0}.auth-card,.auth-card.wide{padding:26px}.auth-links{align-items:flex-start;flex-direction:column}.plan-hero,.page-intro{padding:24px 0 36px}.plan-card{padding:26px}.account-page{width:min(100% - 28px,980px)}.preview-ribbon{align-items:flex-start;flex-direction:column;gap:4px}.preview-ribbon p{font-size:11px}.register-shell{width:min(100% - 24px,960px);padding:30px 0 52px}.register-heading{padding:28px 24px 24px}.register-heading h1{font-size:28px}.register-error{margin:18px 24px 0}.register-form{padding:0 14px 26px}.register-step{padding:24px 18px}.registration-code-input{font-size:23px;letter-spacing:.25em}.register-submit{align-items:stretch;flex-direction:column}.register-submit .button{width:100%}.register-login{padding:17px 24px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.button:hover,.sample-card:hover{transform:none}}