:root{
  --ink:#16181d; --sub:#4b5563; --muted:#8b93a1; --line:#e6e8ec;
  --bg:#f4f6fa; --card:#ffffff; --accent:#3157d5; --accent-soft:#e9edff;
  --blue:#2563eb; --blue-soft:#eaf1ff;
  --amber:#b45309; --amber-soft:#fdf3e3;
  --violet:#6d28d9; --violet-soft:#f2ecff;
  --radius:16px;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 12px 32px rgba(30,45,80,.06);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  font-size:15.5px; line-height:1.78; letter-spacing:.01em;
  overflow-x:hidden;
}
.wrap{max-width:1160px;margin:0 auto;padding:0 32px}

/* 顶栏 */
.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:18px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;letter-spacing:.02em;font-size:16px}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.topbar nav{display:flex;gap:2px;align-items:center}
.topbar nav a{text-decoration:none;color:var(--sub);font-size:13.5px;padding:7px 10px;border-radius:9px;transition:.15s;white-space:nowrap}
.topbar nav a:hover{background:#eef0f3;color:var(--ink)}
.topbar nav a.on{background:var(--ink);color:#fff}
.menu-toggle{display:none}

/* 通用块 */
h1,h2,h3{line-height:1.35;letter-spacing:.01em}
h1{font-size:30px;margin:0 0 8px}
h2{font-size:19px;margin:0 0 16px;padding-bottom:10px;border-bottom:1px solid var(--line)}
h3{font-size:15.5px;margin:22px 0 10px;color:var(--ink)}
p{margin:0 0 12px}
a{color:var(--accent)}
code{background:#eef0f3;padding:1px 6px;border-radius:5px;font-size:.88em;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
hr{border:0;border-top:1px solid var(--line);margin:22px 0}
blockquote{margin:14px 0;padding:10px 16px;background:#fafbfc;border-left:3px solid var(--line);color:var(--sub);border-radius:0 8px 8px 0}
ul,ol{margin:0 0 14px;padding-left:22px}
li{margin:5px 0}
.empty{color:var(--muted);background:#fafbfc;border:1px dashed var(--line);padding:14px 16px;border-radius:10px;font-size:14px}
.todo{display:inline-block;background:var(--amber-soft);color:var(--amber);border-radius:6px;padding:0 7px;font-size:12.5px;line-height:1.7;vertical-align:1px}

/* 首页 */
.hero{padding:82px 0 12px;max-width:980px}
.kicker{color:var(--muted);font-size:13px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px}
.hero h1{font-size:clamp(42px,5.8vw,68px);line-height:1.16;max-width:900px;margin-bottom:20px;letter-spacing:-.045em;word-break:keep-all}
.lead{color:var(--sub);font-size:18px;line-height:1.75;margin-bottom:0;max-width:860px}
.hero-actions{display:flex;gap:12px;margin:22px 0 64px}
.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:11px 18px;border-radius:10px;text-decoration:none;font-weight:600;font-size:14px}
.btn-primary{background:var(--ink);color:#fff}.btn-primary:hover{background:#303641}
.btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn-secondary:hover{border-color:#c8ced9}
.home-section{margin:0 0 64px}
.section-title{display:flex;gap:12px;align-items:baseline;margin-bottom:20px}
.section-title>span{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.12em}
.section-title h2{font-size:25px;border:0;padding:0;margin:0}
.mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.mini-card,.feature-card,.portal-grid>a{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.mini-card{transition:transform .15s ease,border-color .15s ease}.mini-card:hover{transform:translateY(-2px);border-color:#b9c4dc}
.mini-card>span{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.mini-card h3{font-size:18px;margin:26px 0 8px}.mini-card p{color:var(--sub);font-size:14px;margin:0}
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.feature-card{display:block;text-decoration:none;color:var(--ink);min-height:190px;transition:.18s}
a.feature-card:hover,.portal-grid>a:hover{transform:translateY(-3px);border-color:#cbd2e0}
.feature-card h3{font-size:23px;margin:26px 0 10px}.feature-card p{color:var(--sub);max-width:440px}.feature-card b{display:block;margin-top:22px;font-size:13px;color:var(--accent)}
.eyebrow{font-size:11px;color:var(--accent);font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.tool-accent{background:linear-gradient(145deg,#fff 30%,#edf0ff)}.muted-card{background:#f8f9fb;box-shadow:none}
.portal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.portal-grid>a{display:block;text-decoration:none;color:var(--ink);transition:.18s}
.portal-grid span{font-size:10px;letter-spacing:.14em;color:var(--amber);font-weight:700}.portal-grid h3{font-size:24px;margin:18px 0 6px}.portal-grid p{color:var(--sub);margin:0}
.section-title small{font-size:12px;font-weight:500;color:var(--muted);margin-left:6px;letter-spacing:.04em}
.updates{list-style:none;margin:0;padding:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.updates li{display:flex;align-items:baseline;gap:16px;padding:13px 18px;margin:0;border-bottom:1px solid var(--line)}
.updates li:last-child{border-bottom:0}.updates time{color:var(--muted);font-size:12px;min-width:86px}.updates span{flex:1}.updates em{font-style:normal;color:var(--accent);font-size:12px}
.side-entry{background:var(--ink);color:#fff;padding:28px;border-radius:var(--radius)}.side-entry .section-title h2{color:#fff}.side-entry .section-title>span{color:#aabaff}.side-entry p{color:#c8cedb;max-width:640px}.text-link{color:#cbd5ff;text-decoration:none;font-weight:600}
.lab-tags{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 24px}.lab-tags span{padding:5px 11px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--sub);font-size:12px}.lab-detail{margin-top:18px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:22px 0 30px}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:.16s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-2px);border-color:#d5d9e0}
.card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px}
.ac-blue::before{background:var(--blue)} .ac-amber::before{background:#d98b19} .ac-violet::before{background:var(--violet)}
.card-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.card h3{margin:0;font-size:19px}
.badge{font-size:11.5px;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:1px 9px}
.card p{color:var(--sub);font-size:14px;margin:0 0 16px;flex:1}
.go{font-size:13.5px;color:var(--muted)}
.note{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow)}
.note h3{margin-top:0}
.dim{color:var(--muted);font-size:14px;margin-bottom:0}

/* 联系区 */
.contact{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;margin:22px 0 0;box-shadow:var(--shadow)}
.contact h2{margin-top:0}
.contact-list{margin:12px 0 0;padding-left:0;list-style:none}
.contact-list li{display:flex;gap:14px;align-items:baseline;padding:9px 0;margin:0;border-top:1px solid var(--line)}
.contact-list li::before{content:none}
.contact-list li:first-child{border-top:0;padding-top:2px}
.cl-key{flex:none;width:52px;color:var(--muted);font-size:13px}
.cl-val{font-size:16px;font-weight:600;color:var(--ink);letter-spacing:.03em}
.cl-val a{color:var(--accent);text-decoration:none;border-bottom:1px dashed transparent}
.cl-val a:hover{border-bottom-color:var(--accent)}

/* 页头 */
.pagehead{padding:56px 0 14px}
.pagehead p{color:var(--muted);margin:0}

/* 文档块 */
.doc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 26px;margin:18px 0;box-shadow:var(--shadow)}
.doc>h2:first-child{margin-top:0}
.project-doc,.tool-doc{padding:30px 32px}.project-doc>h2{font-size:25px;margin-top:8px}.project-doc summary,.lab-detail summary,.tool-demo summary{cursor:pointer;list-style:none}.project-doc summary::-webkit-details-marker,.lab-detail summary::-webkit-details-marker,.tool-demo summary::-webkit-details-marker{display:none}.details-body{margin-top:20px}.project-doc summary h2,.lab-detail summary h2{margin:8px 0 0;border:0;padding:0}
.featured-projects,.tool-groups,.personal-section,.project-details,.experiment-details{margin:32px 0 54px}.featured-projects>h2,.tool-groups>h2,.personal-section>h2,.project-details>h2,.experiment-details>h2{border:0;font-size:22px;margin-bottom:18px}
.project-grid,.tool-grid,.capability-grid,.lab-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.project-card,.tool-card,.lab-card,.capability-grid article{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:.18s}
.project-card:hover,.lab-card:hover{transform:translateY(-3px);border-color:#b9c4dc}.project-card h2,.lab-card h2{border:0;padding:0;margin:14px 0 10px;font-size:22px}.project-summary,.lab-card p,.tool-card p{color:var(--sub);min-height:52px}.card-meta{display:block;color:var(--accent);font-size:12px;text-transform:uppercase;letter-spacing:.08em}.project-card b,.lab-card b{display:block;margin-top:18px;font-size:13px;color:var(--accent)}
.b-home .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.tool-card{box-shadow:none}.tool-card h3{font-size:19px;margin:14px 0 8px}.tool-demo{margin-top:18px;padding:22px;background:#f7f9ff;border:1px solid #dfe5ff;border-radius:var(--radius)}.tool-demo-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.tool-demo-head h2{border:0;padding:0;margin:8px 0 4px}.plain-panel,.now-panel{padding:20px 22px;background:#fafbfc;border:1px solid var(--line);border-radius:var(--radius)}
.tool-demo summary h2{border:0;padding:0;margin:8px 0 4px}.tool-demo summary p{color:var(--sub)}.tool-demo summary b{display:block;color:var(--accent);font-size:13px;margin-top:12px}
.timeline-doc{background:transparent;border:0;box-shadow:none;padding:0}.capability-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.capability-grid article h3{margin:12px 0 8px;font-size:18px}.capability-grid article p{color:var(--sub);margin:0}.now-panel{max-width:760px}.personal-section .doc{margin:0}
.profile-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.profile-tags span{font-size:12px;color:var(--sub);border:1px solid var(--line);border-radius:999px;padding:4px 10px;background:#fafbfc}
.about-sections{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.about-section{padding:22px 24px;border-top:3px solid var(--accent-soft)}.about-section h2{border:0;padding:0;margin-top:0;font-size:20px}.flow{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.flow span{padding:10px 14px;border:1px solid var(--line);border-radius:10px;background:var(--card);font-weight:600}.flow b{color:var(--accent)}

/* 表格 */
.tw{overflow-x:auto;margin:0 0 16px}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:520px}
th,td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
th{background:#f7f8fa;font-weight:600;color:var(--ink)}
tbody tr:nth-child(even){background:#fcfcfd}

/* 任务清单 */
ul{padding-left:0;list-style:none}
ul li{padding-left:0}
li.task{margin:7px 0}
li.task label{display:flex;gap:10px;align-items:flex-start;cursor:pointer}
li.task input{margin:6px 0 0;width:16px;height:16px;flex:none;accent-color:var(--accent);cursor:pointer}
li.task input:checked+span{color:var(--muted);text-decoration:line-through;text-decoration-color:#c9ced6}
ul li:not(.task){position:relative;padding-left:16px}
ul li:not(.task)::before{content:"";position:absolute;left:2px;top:.72em;width:5px;height:5px;border-radius:50%;background:#c2c8d2}
ol{padding-left:20px}
ol li{list-style:decimal}
.extra{margin-top:20px;padding-top:16px;border-top:1px dashed var(--line)}
.extra ul{margin-bottom:0}
pre.code{background:#f7f8fa;border:1px solid var(--line);border-radius:10px;padding:12px 14px;
  overflow-x:auto;margin:0 0 14px}
pre.code code{background:none;padding:0;font-size:13px;line-height:1.7;color:var(--sub)}

/* 四象限看板 */
.board-head{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:16px;font-size:14px;color:var(--sub)}
.bar{flex:1;height:7px;background:#eef0f3;border-radius:20px;overflow:hidden;min-width:110px}
.bar.big{max-width:340px}
.bar i{display:block;height:100%;background:var(--accent);border-radius:20px;transition:.3s}
.checklist-note{margin:0 0 16px;padding:14px 16px;background:#f7f9ff;border:1px solid #dfe5ff;border-radius:12px;color:var(--sub);font-size:13.5px}
.checklist-note strong{color:var(--ink)}.checklist-note span{display:block;color:var(--muted);margin-top:4px}
.reset-checklist{flex:none;padding:8px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--sub);font:inherit;font-size:13px;cursor:pointer}
.reset-checklist:hover{border-color:#c4cad6;color:var(--ink);background:#fafbfc}
.countdown-card{display:flex;justify-content:space-between;gap:24px;align-items:center;margin:0 0 18px;padding:22px;background:linear-gradient(145deg,#fff,#eef1ff);border:1px solid #dfe5ff;border-radius:var(--radius);box-shadow:var(--shadow)}
.countdown-card h2{border:0;padding:0;margin:8px 0 4px;font-size:25px}.countdown-card p{font-size:18px;font-weight:600;color:var(--accent);margin:0}.countdown-controls{min-width:250px}.countdown-controls label{display:block;font-size:12px;color:var(--sub);margin-bottom:5px}.countdown-controls input{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:9px;font:inherit;background:#fff}.countdown-controls>div{display:flex;gap:8px;margin-top:8px}.task-manager{margin-top:18px;padding:20px;background:#fafbfc;border:1px solid var(--line);border-radius:var(--radius)}.task-manager h3{margin:0 0 4px}.task-add-row{display:grid;grid-template-columns:150px 1fr auto;gap:8px;margin-top:14px}.task-add-row select,.task-add-row input{min-width:0;padding:9px 10px;border:1px solid var(--line);border-radius:9px;font:inherit;background:#fff}.task-manager-actions{margin-top:12px}.task-actions{display:flex;gap:5px;margin-left:auto}.task-actions button{padding:3px 7px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--muted);font:inherit;font-size:11px;cursor:pointer}.task-actions button:hover{color:var(--ink);border-color:#c4cad6}.quad li.task{display:flex;align-items:flex-start;gap:8px}.quad li.task label{flex:1;min-width:0}
.four{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px}
.quad{border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:#fcfcfd}
.quad header{display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.quad h3{margin:0;font-size:15px}
.quad em{font-style:normal;font-size:11.5px;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:0 8px}
.quad .qi{font-size:15px}
.qcount{margin-left:auto;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.quad .bar{height:5px;margin-bottom:10px}
.quad ul{margin-bottom:0}
.quad li.task{margin:6px 0;font-size:14.3px}
.q1{border-color:#f3cfcf;background:#fffafa} .q1 .bar i{background:#d94a4a}
.q2{border-color:#f2e0c2;background:#fffdf7} .q2 .bar i{background:#d98b19}
.q3{border-color:#cfdcf7;background:#fafcff} .q3 .bar i{background:var(--blue)}
.q4{border-color:#e2e5ea;background:#fbfbfc} .q4 .bar i{background:#98a0ad}

/* 时间轴 */
.tl-group{margin-bottom:8px}
.timeline{list-style:none;margin:0;padding:0 0 0 26px;position:relative}
.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(#dfe3e9,#eef0f3)}
.tl-item{position:relative;margin:0 0 14px;list-style:none}
.tl-dot{position:absolute;left:-26px;top:9px;width:11px;height:11px;border-radius:50%;background:#fff;border:2.5px solid var(--accent)}
.b-personal .tl-dot{border-color:var(--blue)}
.tl-card{background:#fbfcfd;border:1px solid var(--line);border-radius:12px;padding:13px 16px}
.tl-top{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.tl-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.tl-role{font-weight:600;font-size:15px}
.tl-org{color:var(--sub);font-size:14px;margin-top:2px}
.tl-card ul{margin:9px 0 0;padding-left:0}
.tl-card li{position:relative;padding-left:14px;font-size:14.2px;color:var(--sub);margin:4px 0}
.tl-card li::before{content:"";position:absolute;left:2px;top:10px;width:5px;height:5px;border-radius:50%;background:#c8cdd6}

/* 密码门 */
.gate{display:flex;justify-content:center;padding:60px 0 30px}
.gate-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:34px 30px;
  max-width:400px;width:100%;text-align:center;box-shadow:var(--shadow)}
.lockicon{font-size:28px;margin-bottom:10px}
.gate-card h2{border:0;padding:0;margin:0 0 8px;font-size:21px}
.gate-card>p{color:var(--sub);font-size:14.3px;margin-bottom:20px}
.gate-row{display:flex;gap:8px}
.pw-wrap{position:relative;flex:1;display:block}
.pw-wrap input{width:100%;box-sizing:border-box;padding:11px 44px 11px 13px;border:1px solid var(--line);
  border-radius:10px;font-size:15px;font-family:inherit;background:#fbfcfd;outline:none;transition:.15s}
.pw-wrap input:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px var(--accent-soft)}
.eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:30px;height:30px;padding:0;
  border:0;border-radius:8px;background:transparent;color:var(--muted);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:.15s}
.eye:hover{background:#eef0f3;color:var(--ink)}
.eye svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.eye .ic-on{display:none}
.eye.on .ic-on{display:block}
.eye.on .ic-off{display:none}
.gate-row #unlock{padding:11px 20px;border:0;border-radius:10px;background:var(--ink);color:#fff;font-size:15px;
  font-family:inherit;cursor:pointer;transition:.15s}
.gate-row #unlock:hover{background:#2c313b}
.gate-err{color:#d94a4a;font-size:13.5px;min-height:20px;margin:10px 0 0}
.gate-tip{color:var(--muted);font-size:12.5px;margin:10px 0 0}

/* 编辑面板（只在本地服务下出现） */
.editbar{margin:22px 0 0;padding:14px 18px;background:var(--accent-soft);border:1px solid #cfe4dd;
  border-radius:var(--radius);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.editnote{color:var(--sub);font-size:13px;margin-left:10px}
.btn-solid{padding:9px 16px;border:0;border-radius:9px;background:var(--accent);color:#fff;
  font-size:14.5px;font-family:inherit;cursor:pointer;transition:.15s}
.btn-solid:hover{filter:brightness(.93)}
.btn-line{padding:9px 16px;border:1px solid var(--line);border-radius:9px;background:#fff;
  color:var(--ink);font-size:14.5px;font-family:inherit;cursor:pointer;transition:.15s}
.btn-line:hover{background:#f2f4f6}
.modal{position:fixed;left:0;right:0;top:0;bottom:0;background:rgba(16,24,40,.42);
  display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow:auto;z-index:50}
.modal[hidden]{display:none}
.modal-card{background:#fff;border-radius:16px;padding:26px 26px 20px;width:100%;max-width:620px;
  box-shadow:0 12px 40px rgba(16,24,40,.22)}
.modal-card h3{margin:0 0 16px;font-size:18px}
.fldgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fld{display:flex;flex-direction:column;gap:5px}
.fld.wide{grid-column:1 / -1}
.fld span{font-size:13px;color:var(--sub)}
.fld input,.fld textarea{width:100%;box-sizing:border-box;padding:9px 11px;border:1px solid var(--line);
  border-radius:9px;font-size:14.5px;font-family:inherit;background:#fbfcfd;outline:none;resize:vertical}
.fld input:focus,.fld textarea:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px var(--accent-soft)}
.fldtitle{margin:18px 0 10px;padding-top:14px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}
.modal-foot{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-top:20px}
.editmsg{margin-right:auto;font-size:13px;color:var(--sub)}
@media (max-width:640px){.fldgrid{grid-template-columns:1fr}}

/* 页脚 */
.foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);
  font-size:12.5px;padding-top:26px;padding-bottom:40px}

@media (max-width:640px){
  body{font-size:15px}
  .wrap{width:100%;max-width:100%;padding-left:18px;padding-right:18px}
  .hero{padding:42px 0 10px}
  .hero h1{font-size:34px;line-height:1.28;letter-spacing:-.035em;word-break:keep-all}
  .hero-actions{margin-bottom:46px}
  .hero-actions a{min-height:44px;padding-left:15px;padding-right:15px}
  .home-section{margin-bottom:48px}
  .mini-grid,.feature-grid,.portal-grid,.project-grid,.tool-grid,.capability-grid,.lab-grid,.about-sections{grid-template-columns:1fr}
  .updates li{gap:8px;flex-wrap:wrap}.updates time{min-width:70px}.updates em{margin-left:auto}.tool-demo-head{display:block}.tool-demo-head .btn-line{display:inline-flex;margin-top:12px}.flow{gap:8px}
  .mini-card h3{margin-top:16px}
  h1{font-size:25px}
  .doc{padding:20px 18px}
  .topbar .wrap{min-height:58px;padding-top:9px;padding-bottom:9px;display:flex;flex-wrap:wrap}
  .menu-toggle{display:inline-flex;margin-left:auto;align-items:center;justify-content:center;min-width:74px;min-height:40px;padding:7px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);font:inherit;font-size:14px;cursor:pointer}
  .topbar nav{display:none;width:100%;padding-top:9px;flex-direction:column;align-items:stretch;gap:3px}
  .topbar nav.is-open{display:flex}
  .topbar nav a{padding:9px 10px;border-radius:8px}
  table{min-width:0;width:100%;font-size:13px;table-layout:fixed;overflow-wrap:anywhere}
  th,td{padding:7px 8px;overflow-wrap:anywhere}
  .countdown-card{display:block}.countdown-controls{min-width:0;width:100%;margin-top:18px}.countdown-controls input{max-width:100%;width:100%;min-height:44px}.task-add-row{grid-template-columns:1fr}.task-add-row select,.task-add-row input{width:100%;min-height:44px}.task-add-row .btn-solid{width:100%;min-height:44px}.task-actions{gap:3px}.task-actions button{min-height:32px;padding:3px 7px}
  .timeline{padding-left:20px}.tl-item{min-width:0}.tl-card{padding:12px}.tl-top{display:block}.tl-date,.tl-role{display:block;white-space:normal}.tl-org{overflow-wrap:anywhere}.flow{flex-direction:column;align-items:stretch}.flow b{text-align:center;line-height:1}.flow span{text-align:center}.cl-val,.cl-val a{overflow-wrap:anywhere;word-break:break-word}
  .project-doc,.lab-detail,.tool-demo{width:100%;padding:18px}.project-doc summary,.lab-detail summary,.tool-demo summary{min-height:44px;display:block}.project-doc summary h2,.lab-detail summary h2,.tool-demo summary h2{font-size:19px}.details-body{overflow-wrap:anywhere}.four{grid-template-columns:1fr}.quad{min-width:0}.quad li.task{min-width:0}.quad li.task label{min-height:44px;align-items:center}.quad .task-text{overflow-wrap:anywhere}
}
@media (min-width:641px) and (max-width:980px){.b-home .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:768px){
  .topbar .wrap{min-height:58px;padding-top:9px;padding-bottom:9px;display:flex;align-items:center;flex-wrap:wrap}
  .menu-toggle{display:inline-flex;margin-left:auto;align-items:center;justify-content:center;min-width:74px;min-height:40px;padding:7px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);font:inherit;font-size:14px;cursor:pointer}
  .topbar nav{display:none;width:100%;padding-top:9px;flex-direction:column;align-items:stretch;gap:3px;overflow:visible}
  .topbar nav.is-open{display:flex}
  .topbar nav a{padding:9px 10px;border-radius:8px;white-space:normal}
}
@media (max-width:430px){
  .hero{padding-top:34px}
  .hero h1{font-size:32px;line-height:1.25;width:100%;max-width:100%;letter-spacing:-.025em;word-break:normal;overflow-wrap:anywhere}
  .hero h1 br{display:none}
  .hero-actions{gap:8px;flex-wrap:wrap}
  .hero-actions a{flex:1 1 145px}
}