:root { --paper:#f4efe4; --paper-2:#fffaf0; --ink:#172235; --muted:#5d6673; --line:#d8cdb9; --navy:#17395c; --navy-soft:#e5edf4; --teal:#16736b; --teal-soft:#dff1ed; --amber:#985200; --amber-soft:#f8ead2; --red:#a63e35; --red-soft:#f5dfdc; --green:#3c7b4a; --green-soft:#e2f0e4; --shadow:0 18px 55px rgba(50,39,24,.10); --radius:18px; }
@media (prefers-color-scheme:dark){:root{--paper:#111923;--paper-2:#182331;--ink:#edf2f7;--muted:#b5c0cc;--line:#344254;--navy:#8fc1ec;--navy-soft:#1e3448;--teal:#77d6ca;--teal-soft:#183b3a;--amber:#f2bd74;--amber-soft:#422f19;--red:#f09c92;--red-soft:#442727;--green:#9bd6a6;--green-soft:#203d2a;--shadow:0 18px 55px rgba(0,0,0,.28)}}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:radial-gradient(circle at 10% -10%,rgba(22,115,107,.12),transparent 34rem),radial-gradient(circle at 95% 10%,rgba(182,106,23,.10),transparent 31rem),var(--paper);font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75}a{color:var(--navy);text-underline-offset:3px}button{font:inherit}a:focus-visible,button:focus-visible{outline:3px solid var(--teal);outline-offset:3px}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto}
.hero{padding:48px 0 38px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:34px;align-items:end}.project-mark{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:.88rem;font-weight:800;text-decoration:none}.project-mark span{display:inline-grid;place-items:center;width:38px;height:38px;border:2px solid var(--teal);border-radius:11px;color:var(--teal)}.kicker{display:flex;align-items:center;gap:8px;margin-top:28px;color:var(--teal);font-size:.8rem;font-weight:800;letter-spacing:.1em}.kicker::before{content:"";width:24px;height:2px;background:currentColor}h1,h2,h3{line-height:1.24;letter-spacing:-.025em}h1{margin:14px 0 18px;font-family:ui-serif,Georgia,"Songti SC",serif;font-size:clamp(2.6rem,6.6vw,5.4rem);font-weight:650}h2{margin:0 0 18px;max-width:890px;font-family:ui-serif,Georgia,"Songti SC",serif;font-size:clamp(1.9rem,4vw,3.1rem)}h3{margin:0 0 10px;font-size:1.16rem}p{margin:0 0 1em}.lede{max-width:780px;color:var(--muted);font-size:clamp(1.04rem,2vw,1.28rem)}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 16px;border:1px solid var(--line);border-radius:999px;background:color-mix(in srgb,var(--paper-2) 92%,transparent);font-weight:750;text-decoration:none}.button.primary{border-color:transparent;color:#fff;background:var(--teal)}.provenance-line{margin:18px 0 0;color:var(--muted);font-size:.82rem}.answer-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:color-mix(in srgb,var(--paper-2) 90%,transparent);box-shadow:var(--shadow)}.answer-card>strong{display:block;margin-bottom:9px;color:var(--teal)}.answer-card small{display:block;color:var(--muted);line-height:1.55}.mini-equation{overflow-x:auto;margin:14px 0;padding:6px 10px;border-radius:12px;background:var(--teal-soft)}
.workspace-bar{position:sticky;top:0;z-index:20;overflow:hidden;border-block:1px solid color-mix(in srgb,var(--line) 76%,transparent);background:color-mix(in srgb,var(--paper) 90%,transparent);box-shadow:0 10px 30px rgba(45,36,23,.07);backdrop-filter:blur(18px)}.workspace-bar-inner{display:flex;gap:14px;align-items:stretch;padding:10px 0}.workspace-label{display:flex;flex:0 0 auto;gap:9px;align-items:center;padding-right:14px;border-right:1px solid var(--line)}.workspace-label span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;color:#fff;background:var(--teal);font-size:.75rem;font-weight:900;letter-spacing:.04em}.workspace-label strong{white-space:nowrap;font-size:.86rem}.workspace-links{display:flex;min-width:0;flex:1 1 auto;gap:8px;overflow-x:auto;overscroll-behavior-x:contain;padding-bottom:2px;scrollbar-width:thin}.workspace-links a{display:flex;min-width:144px;flex:1 0 144px;flex-direction:column;justify-content:center;padding:7px 12px;border:1px solid transparent;border-radius:13px;color:var(--muted);text-decoration:none}.workspace-links a:hover{border-color:var(--line);color:var(--ink);background:var(--paper-2)}.workspace-links a.active{border-color:color-mix(in srgb,var(--teal) 48%,var(--line));color:var(--ink);background:var(--teal-soft)}.workspace-links small{color:var(--amber);font-size:.62rem;font-weight:850;letter-spacing:.1em;line-height:1.25}.workspace-links strong{margin-top:3px;font-size:.88rem;line-height:1.25;white-space:nowrap}.jump{position:relative;z-index:10;border-bottom:1px solid color-mix(in srgb,var(--line) 76%,transparent);background:color-mix(in srgb,var(--paper) 72%,transparent)}.jump-inner{display:flex;gap:8px;overflow-x:auto;padding:10px 0;scrollbar-width:thin}.jump a{flex:0 0 auto;padding:7px 11px;border-radius:999px;color:var(--muted);font-size:.86rem;text-decoration:none}.jump a:hover{color:var(--ink);background:var(--paper-2)}main{padding:16px 0 76px}section{padding:58px 0;scroll-margin-top:88px}.section-intro{max-width:800px;color:var(--muted);font-size:1.05rem}.eyebrow{margin-bottom:9px;color:var(--amber);font-size:.78rem;font-weight:800;letter-spacing:.12em}.big-quote{margin:30px 0;padding:25px 28px;border-left:5px solid var(--teal);background:var(--teal-soft);font-family:ui-serif,Georgia,"Songti SC",serif;font-size:clamp(1.2rem,2.5vw,1.65rem);line-height:1.55}.big-quote strong{color:var(--teal)}
.three-way,.two-way,.formula-grid,.asset-grid,.route-grid{display:grid;gap:18px;margin-top:26px}.three-way,.route-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.two-way,.formula-grid,.asset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.card,.formula-card,.asset-card,.route-card{padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:color-mix(in srgb,var(--paper-2) 94%,transparent);box-shadow:0 8px 24px rgba(45,36,23,.05)}.card p:last-child,.formula-card p:last-child{margin-bottom:0}.system-mark{display:inline-grid;place-items:center;width:46px;height:46px;margin-bottom:14px;border-radius:13px;background:var(--navy-soft);color:var(--navy);font-weight:850}.accent-card{border-color:color-mix(in srgb,var(--teal) 58%,var(--line));background:color-mix(in srgb,var(--teal-soft) 62%,var(--paper-2))}.route-card,.asset-card{position:relative;display:block;color:var(--ink);text-decoration:none;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.route-card:hover,.asset-card:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow)}.route-card>span,.asset-card>span,.formula-card>span,.theorem-card>span{display:block;margin-bottom:10px;color:var(--amber);font-size:.72rem;font-weight:850;letter-spacing:.1em}.route-card b,.asset-card b{color:var(--teal);font-size:.9rem}.route-card.current{border-color:var(--teal);background:var(--teal-soft)}
.route-card.bridge-card{grid-column:1/-1;border-color:color-mix(in srgb,var(--navy) 42%,var(--line));background:linear-gradient(112deg,color-mix(in srgb,var(--navy-soft) 82%,var(--paper-2)),color-mix(in srgb,var(--teal-soft) 74%,var(--paper-2)))}.route-card.bridge-card h3{font-family:ui-serif,Georgia,"Songti SC",serif;font-size:clamp(1.55rem,3vw,2.25rem)}.route-card.bridge-card p{max-width:850px;color:var(--muted)}
.architecture-lab{margin-top:30px;padding:24px;border:1px solid var(--line);border-radius:24px;background:var(--paper-2);box-shadow:var(--shadow)}.arch-overview{display:flex;align-items:stretch;gap:8px}.arch-overview>i{align-self:center;flex:0 0 auto;color:var(--amber);font-size:1.3rem;font-style:normal}.arch-stage{flex:1 1 0;min-width:0;padding:14px;border:1px solid var(--line);border-radius:14px;color:var(--ink);background:color-mix(in srgb,var(--paper) 70%,var(--paper-2));text-align:left;cursor:pointer}.arch-stage:hover{border-color:var(--teal)}.arch-stage[aria-pressed="true"]{border-color:var(--teal);background:var(--teal-soft);box-shadow:inset 0 0 0 1px var(--teal)}.arch-stage span{display:block;margin-bottom:7px;color:var(--amber);font-size:.72rem;font-weight:850;letter-spacing:.09em}.arch-stage strong,.arch-stage small{display:block}.arch-stage small{margin-top:7px;color:var(--muted);line-height:1.4}.arch-detail{min-height:96px;margin-top:18px;padding:18px 20px;border-radius:14px;background:var(--amber-soft)}.arch-detail strong{display:block;margin-bottom:6px;color:var(--amber)}.arch-detail p{margin:0}.formula-card{overflow-x:auto}.formula-card mjx-container{color:inherit!important}.formula-card p{color:var(--muted);font-size:.92rem}.good{border-color:color-mix(in srgb,var(--green) 45%,var(--line));background:color-mix(in srgb,var(--green-soft) 64%,var(--paper-2))}.warn{border-color:color-mix(in srgb,var(--amber) 45%,var(--line));background:color-mix(in srgb,var(--amber-soft) 64%,var(--paper-2))}.limit{border-color:color-mix(in srgb,var(--red) 44%,var(--line));background:color-mix(in srgb,var(--red-soft) 60%,var(--paper-2))}.theorem-card{overflow-x:auto;margin-top:22px;padding:24px;border:1px solid var(--line);border-radius:20px;color:#f8fbff;background:#17395c;box-shadow:var(--shadow)}.theorem-card>span{color:#93ded4}.theorem-card small{color:#c8d8e7}.theorem-card mjx-container{color:#fff!important}
.perm-lab{margin-top:22px;padding:24px;border:1px solid var(--line);border-radius:24px;background:var(--paper-2);box-shadow:var(--shadow)}.perm-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.perm-head p{margin:4px 0 0;color:var(--muted)}.perm-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.perm-actions button{border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:var(--ink);background:var(--paper);cursor:pointer}.perm-actions button:hover{border-color:var(--teal);background:var(--teal-soft)}.token-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}.evidence-token{min-width:150px;padding:12px 14px;border:1px solid var(--line);border-radius:13px;background:var(--navy-soft);transition:transform .2s ease}.evidence-token b,.evidence-token small{display:block}.evidence-token small{margin-top:3px;color:var(--muted)}.perm-result{display:grid;grid-template-columns:auto 1fr auto 1fr;gap:10px;align-items:center;padding:14px 16px;border-radius:14px;background:var(--green-soft)}.perm-result[data-state="changed"]{background:var(--red-soft)}.perm-result span{color:var(--muted);font-size:.8rem;font-weight:800;text-transform:uppercase}.perm-note{margin:12px 0 0;color:var(--muted);font-size:.9rem}
.mode-lab{margin-top:28px;padding:24px;border:1px solid var(--line);border-radius:24px;background:var(--paper-2);box-shadow:var(--shadow)}.mode-switch{display:inline-flex;gap:6px;padding:5px;border-radius:999px;background:var(--navy-soft)}.mode-switch button{border:0;border-radius:999px;padding:8px 18px;color:var(--muted);background:transparent;cursor:pointer}.mode-switch button[aria-pressed="true"]{color:#fff;background:var(--teal)}.mode-panel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px}.mode-panel>div{padding:17px;border:1px solid var(--line);border-radius:14px;background:color-mix(in srgb,var(--paper) 58%,var(--paper-2))}.mode-panel span{display:block;color:var(--amber);font-size:.76rem;font-weight:850;letter-spacing:.08em}.mode-panel strong{display:block;margin:7px 0}.mode-panel p{margin:0;color:var(--muted);font-size:.9rem}.unit-boundary{margin-top:26px;padding:25px;border:1px solid var(--line);border-radius:22px;background:var(--navy-soft)}.unit-boundary code{padding:.08em .35em;border-radius:5px;color:var(--ink);background:color-mix(in srgb,var(--paper-2) 78%,transparent)}.asset-card.featured{grid-row:span 2;display:flex;flex-direction:column;justify-content:flex-end;min-height:320px;color:#fff;background:linear-gradient(150deg,#17395c 0%,#16736b 100%)}.asset-card.featured>span,.asset-card.featured b{color:#bcefe8}.asset-card.featured p{color:#dce9f2}.asset-card.featured h3{font-family:ui-serif,Georgia,"Songti SC",serif;font-size:clamp(1.8rem,3vw,2.6rem)}.card ul{margin:0;padding-left:1.25em}.card li+li{margin-top:7px}.remember{margin-top:24px;padding:26px;border-radius:22px;color:#f7fbff;background:#17395c;box-shadow:var(--shadow)}.remember h3{color:#bcefe8}.remember small{color:#c8d8e7}footer{padding:30px 0 42px;border-top:1px solid var(--line);background:color-mix(in srgb,var(--paper-2) 55%,transparent)}.footer-grid{display:flex;justify-content:space-between;gap:22px;align-items:flex-start}.footer-grid p{margin:4px 0 0;color:var(--muted);font-size:.88rem}.footer-grid>div:last-child{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:14px}
@media (prefers-color-scheme:dark){.button.primary,.mode-switch button[aria-pressed="true"]{color:#102019}.theorem-card,.remember{background:#102b45}}@media (max-width:900px){.hero-grid,.three-way,.route-grid,.two-way,.formula-grid,.asset-grid{grid-template-columns:1fr}.answer-card{max-width:720px}.arch-overview{display:grid;grid-template-columns:1fr}.arch-overview>i{transform:rotate(90deg);justify-self:center}.asset-card.featured{grid-row:auto;min-height:260px}}@media (max-width:680px){.shell{width:min(100% - 24px,1120px)}.hero{padding-top:26px}.kicker{margin-top:22px}h1{font-size:clamp(2.35rem,14vw,4rem)}section{padding:42px 0;scroll-margin-top:60px}.hero-actions .button{width:100%}.architecture-lab,.mode-lab{padding:16px}.mode-panel{grid-template-columns:1fr}.footer-grid{flex-direction:column}.footer-grid>div:last-child{justify-content:flex-start}.theorem-card,.unit-boundary,.remember{padding:20px}}
.hero-grid>*{min-width:0}.kicker{overflow-wrap:anywhere}.kicker::before{flex:0 0 24px}@media (max-width:680px){.shell{width:min(calc(100% - 24px),1120px)}}
@media (max-width:680px){.perm-head{flex-direction:column}.perm-actions{justify-content:flex-start}.perm-actions button{width:100%}.evidence-token{min-width:0;flex:1 1 100%}.perm-result{grid-template-columns:1fr 1fr}.perm-result span:nth-of-type(2){margin-top:8px}.perm-lab{padding:16px}}
@media (max-width:680px){.workspace-bar-inner{padding:8px 0}.workspace-label{display:none}.workspace-links{gap:6px}.workspace-links a{min-width:132px;flex-basis:132px;padding:7px 10px}.workspace-links small{font-size:.58rem}.workspace-links strong{font-size:.82rem}}

/* v0.2 statistical-belief editorial layer */
.anchor-alias{position:relative;top:-82px;display:block;visibility:hidden}
.learned-object{overflow-x:auto;margin:28px 0;padding:24px;border:1px solid color-mix(in srgb,var(--navy) 35%,var(--line));border-radius:22px;background:var(--navy-soft);box-shadow:var(--shadow)}
.learned-object>span,.branch-card>span,.belief-card>span,.objective-card>span,.stat-formula>span,.unit-boundary.concise>div>span{display:block;margin-bottom:9px;color:var(--amber);font-size:.72rem;font-weight:850;letter-spacing:.1em}
.learned-object p{max-width:900px;margin:8px auto 0;color:var(--muted);text-align:center}
.tensor-board{display:grid;gap:14px;margin-top:24px}
.tensor-band{min-width:0;padding:22px;border:1px solid var(--line);border-radius:21px;background:color-mix(in srgb,var(--paper-2) 95%,transparent);box-shadow:0 8px 24px rgba(45,36,23,.05)}
.band-label{display:grid;grid-template-columns:auto auto 1fr;gap:9px;align-items:center;margin-bottom:18px}
.band-label>span{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:9px;color:#fff;background:var(--teal);font-weight:850}
.band-label>strong{font-size:1.02rem}
.band-label>small{justify-self:end;color:var(--muted);text-align:right}
.tensor-flow{display:flex;align-items:stretch;gap:8px;min-width:0}
.tensor-flow>i{align-self:center;flex:0 0 auto;color:var(--amber);font-size:1.24rem;font-style:normal;font-weight:850}
.tensor-node{display:flex;flex:1 1 0;min-width:0;flex-direction:column;justify-content:center;padding:13px 12px;border:1px solid var(--line);border-radius:13px;background:var(--paper)}
.tensor-node b,.tensor-node code,.tensor-node small{display:block}
.tensor-node b{line-height:1.3}
.tensor-node code{overflow-wrap:anywhere;margin:6px 0;color:var(--ink);font-size:.78rem;font-weight:800}
.tensor-node small{color:var(--muted);line-height:1.4}
.tensor-node.value{background:var(--teal-soft)}.tensor-node.feature{background:var(--navy-soft)}.tensor-node.evidence{background:var(--amber-soft)}.tensor-node.abduct{background:color-mix(in srgb,var(--navy-soft) 64%,var(--paper-2))}.tensor-node.score{background:var(--green-soft)}
.tensor-flow.compact{justify-content:center}.tensor-flow.compact .tensor-node{flex:0 1 245px}
.branch-grid,.belief-contrast{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.branch-card,.belief-card,.objective-card{min-width:0;padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--paper)}
.main-branch,.deterministic,.main-objective{border-color:color-mix(in srgb,var(--teal) 48%,var(--line));background:color-mix(in srgb,var(--teal-soft) 55%,var(--paper-2))}
.belief-branch,.probabilistic,.belief-objective{border-color:color-mix(in srgb,var(--amber) 48%,var(--line));background:color-mix(in srgb,var(--amber-soft) 58%,var(--paper-2))}
.branch-flow,.objective-flow{display:flex;align-items:center;gap:7px;overflow-x:auto;margin:13px 0;padding:10px;border-radius:11px;background:color-mix(in srgb,var(--paper-2) 78%,transparent)}
.branch-flow code,.objective-flow code{flex:0 0 auto;color:var(--ink);font-size:.78rem;font-weight:800}.branch-flow i,.objective-flow i{color:var(--amber);font-style:normal}
.branch-card p{margin:0;color:var(--muted);font-size:.91rem}
.belief-contrast{margin-top:28px}.belief-card{overflow-x:auto}.belief-card p{color:var(--muted)}
.stat-lab{margin-top:18px;padding:24px;border:1px solid var(--line);border-radius:24px;background:var(--paper-2);box-shadow:var(--shadow)}
.stat-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px}.stat-head p{margin:4px 0 0;color:var(--muted)}
.stat-switch{display:inline-flex;flex:0 0 auto;gap:6px;padding:5px;border-radius:999px;background:var(--navy-soft)}
.stat-switch button{border:0;border-radius:999px;padding:8px 16px;color:var(--muted);background:transparent;cursor:pointer}.stat-switch button[aria-pressed="true"]{color:#fff;background:var(--teal)}
.stat-panel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px}
.stat-formula{overflow-x:auto;padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--paper)}
.stat-formula.result{background:var(--amber-soft)}.stat-formula>span{margin-bottom:2px}.stat-formula small{display:block;color:var(--muted);text-align:center}
.stat-warning{margin:14px 0 0;padding:12px 14px;border-left:4px solid var(--amber);color:var(--muted);background:var(--amber-soft);font-size:.92rem}
.soft-theorem{color:var(--ink);background:var(--navy-soft)}.soft-theorem>span{color:var(--teal)}.soft-theorem p{margin:0}.soft-theorem mjx-container{color:inherit!important}
.objective-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:28px}.objective-card{display:flex;flex-direction:column}
.objective-card dl{margin:6px 0 0}.objective-card dt{margin-top:10px;color:var(--amber);font-size:.72rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.objective-card dd{margin:3px 0 0;color:var(--muted);font-size:.91rem}
.loss-table-wrap{overflow-x:auto;margin-top:20px;border:1px solid var(--line);border-radius:18px;background:var(--paper-2)}
.loss-table{width:100%;min-width:760px;border-collapse:collapse}.loss-table th,.loss-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.loss-table th{color:var(--teal);font-size:.76rem;letter-spacing:.07em;text-transform:uppercase}.loss-table tbody tr:last-child td{border-bottom:0}
.objective-formulas{margin-top:18px}.train-note{margin-top:18px;padding:20px 22px;border:1px solid var(--line);border-radius:17px;background:var(--navy-soft)}.train-note strong{color:var(--navy)}.train-note p{margin:6px 0 0;color:var(--muted)}
.unit-boundary.concise{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;background:transparent;padding:0;border:0;box-shadow:none}
.unit-boundary.concise>div{overflow-x:auto;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--navy-soft)}.unit-boundary.concise p{margin:0;color:var(--muted)}

@media (prefers-color-scheme:dark){.stat-switch button[aria-pressed="true"]{color:#102019}.soft-theorem{background:#1e3448}}
@media (max-width:900px){
  .arch-overview{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .arch-overview>i{display:none}
  .tensor-flow{display:grid;grid-template-columns:1fr}
  .tensor-flow>i{transform:rotate(90deg);justify-self:center}
  .tensor-flow.compact .tensor-node{width:100%;max-width:none}
  .objective-grid{grid-template-columns:1fr}
}
@media (max-width:680px){
  .band-label{grid-template-columns:auto 1fr}.band-label>small{grid-column:1/-1;justify-self:start;text-align:left}
  .tensor-band,.stat-lab{padding:16px}
  .branch-grid,.belief-contrast,.stat-panel,.unit-boundary.concise{grid-template-columns:1fr}
  .branch-flow,.objective-flow{display:grid;grid-template-columns:1fr;overflow-x:visible;text-align:center}
  .branch-flow>i,.objective-flow>i{transform:rotate(90deg);justify-self:center}
  .branch-flow code,.objective-flow code{white-space:normal;overflow-wrap:anywhere}
  .stat-head{flex-direction:column}.stat-switch{width:100%}.stat-switch button{flex:1}
  .learned-object{padding:18px}.learned-object p{text-align:left}
}

/* v17 project-home layer */
.project-home .project-hero h1{max-width:900px;font-size:clamp(2.7rem,6.4vw,5.2rem)}
.project-home .project-now>p{color:var(--muted)}
.project-pulse{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:18px 0}
.project-pulse>div{min-width:0;padding:13px 9px;border:1px solid var(--line);border-radius:13px;background:var(--paper);text-align:center}
.project-pulse b,.project-pulse span{display:block}.project-pulse b{color:var(--teal);font-family:ui-serif,Georgia,"Songti SC",serif;font-size:1.7rem;line-height:1}.project-pulse span{margin-top:7px;color:var(--muted);font-size:.72rem;line-height:1.35}
.project-pillars .card{min-height:240px}.project-pillars .card p{color:var(--muted)}
.project-route-grid .project-model-card{grid-column:span 2;display:flex;min-height:280px;flex-direction:column;justify-content:flex-end;background:linear-gradient(145deg,color-mix(in srgb,var(--teal-soft) 82%,var(--paper-2)),color-mix(in srgb,var(--navy-soft) 74%,var(--paper-2)))}
.project-model-card h3{max-width:650px;font-family:ui-serif,Georgia,"Songti SC",serif;font-size:clamp(1.8rem,3.4vw,2.7rem)}
.project-model-card p{max-width:760px;color:var(--muted)}
.status-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}
.status-card{min-width:0;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-2);box-shadow:0 8px 24px rgba(45,36,23,.05)}
.status-card>span{display:block;margin-bottom:10px;color:var(--amber);font-size:.7rem;font-weight:850;letter-spacing:.1em}.status-card ul{margin:0;padding-left:1.2em;color:var(--muted)}.status-card li+li{margin-top:7px}
.status-card.fixed{border-color:color-mix(in srgb,var(--green) 45%,var(--line));background:color-mix(in srgb,var(--green-soft) 58%,var(--paper-2))}.status-card.open{border-color:color-mix(in srgb,var(--amber) 45%,var(--line));background:color-mix(in srgb,var(--amber-soft) 56%,var(--paper-2))}.status-card.evidence{border-color:color-mix(in srgb,var(--red) 42%,var(--line));background:color-mix(in srgb,var(--red-soft) 54%,var(--paper-2))}
.project-next{margin-top:18px}
.reading-paths{display:grid;gap:12px;margin-top:26px}.reading-path{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--paper-2)}.reading-path>span{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;color:#fff;background:var(--teal);font-weight:900}.reading-path h3{margin-top:2px}.reading-path p{margin-bottom:.45em;color:var(--muted)}
.feedback-panel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}.feedback-panel>div{display:flex;min-width:0;flex-direction:column;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-2)}.feedback-panel p{flex:1 1 auto;color:var(--muted)}.feedback-panel .button{align-self:flex-start}
@media (max-width:900px){.project-route-grid .project-model-card{grid-column:auto}.status-grid,.feedback-panel{grid-template-columns:1fr}}
@media (max-width:680px){.project-pulse{grid-template-columns:1fr}.project-pillars .card,.project-route-grid .project-model-card{min-height:0}.reading-path{grid-template-columns:1fr}.feedback-panel .button{width:100%}}