/* HydroClimEX: a hydrographic field notebook. Flood-depth blues carry the site; one warm
   signal colour marks only joint extremes. 1160px measure, separate pages, 4:5 portraits. */
:root{
  --bg:#F2F5F7; --surface:#FFFFFF; --band:#E7EEF3;
  --ink:#0E2233; --muted:#4D6273; --line:#D3DDE4;
  --depth:#1D5C96; --depth-soft:#D6E5F1; --depth-mid:#7FAED4;
  --signal:#C24F29; --signal-soft:#FBE5DB; --coral:#EE7F59; --slate:#5F6181;
  --display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --body:"Public Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --measure:1160px; --r:10px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0A1520; --surface:#10202E; --band:#0D1B27;
  --ink:#E4EDF3; --muted:#93A9BA; --line:#223A4D;
  --depth:#74B1E2; --depth-soft:#16324A; --depth-mid:#3F78A6;
  --signal:#F49372; --signal-soft:#3A2218; --coral:#F49372; --slate:#B9BBDD; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0A1520; --surface:#10202E; --band:#0D1B27;
  --ink:#E4EDF3; --muted:#93A9BA; --line:#223A4D;
  --depth:#74B1E2; --depth-soft:#16324A; --depth-mid:#3F78A6;
  --signal:#F49372; --signal-soft:#3A2218; --coral:#F49372; --slate:#B9BBDD; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--surface)}
img{max-width:100%;height:auto}
[hidden]{display:none!important}
a{color:var(--depth);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--depth);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--measure);margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2,h3,h4{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.1;letter-spacing:-.01em}
h1{font-size:clamp(2.3rem,5vw,3.6rem);font-weight:800;font-stretch:80%;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem);font-weight:750;font-stretch:88%}
h3{font-size:1.18rem;font-weight:700;font-stretch:95%}
h4{font-size:1rem;font-weight:700}
p{margin:0}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--depth)}
.lede{font-size:1.1rem;color:var(--muted);max-width:66ch}
.muted{color:var(--muted)}
.small{font-size:.86rem}
section{padding-block:clamp(48px,7vw,84px)}
.band{background:var(--band)}
.sec-head{display:grid;gap:12px;margin-bottom:34px;max-width:780px}
.prose{display:grid;gap:14px;max-width:70ch}

/* header */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--surface);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.brand .lg{height:42px;width:auto;display:block}
.brand .bt{display:grid;line-height:1.2;padding-left:12px;border-left:1px solid var(--line)}
.brand small{font-size:.7rem;color:var(--muted);letter-spacing:.02em;white-space:nowrap}
.lg-dark{display:none!important}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .lg-light{display:none!important}:root:not([data-theme="light"]) .lg-dark{display:block!important}}
:root[data-theme="dark"] .lg-light{display:none!important}
:root[data-theme="dark"] .lg-dark{display:block!important}
@media (max-width:1340px){.brand .bt{display:none}}
@media (max-width:420px){.brand .lg{height:36px}}
nav.main{display:flex;gap:2px;flex-wrap:wrap;justify-content:flex-end}
nav.main a{color:var(--muted);text-decoration:none;font-size:.92rem;padding:7px 10px;border-radius:6px}
nav.main a:hover{color:var(--ink);background:var(--band)}
nav.main a[aria-current="page"]{color:var(--ink);font-weight:600;box-shadow:inset 0 -2px 0 var(--depth);border-radius:0}
nav.main a.nl .ext{font-size:.8em;margin-left:3px;color:var(--signal)}
nav.main a.join{color:#fff;background:var(--depth);border-radius:6px;box-shadow:none}
.menu-btn{display:none;font:inherit;font-size:.9rem;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:6px;padding:7px 12px;cursor:pointer}
@media (max-width:1100px){
  .menu-btn{display:inline-block}
  nav.main{position:absolute;left:0;right:0;top:64px;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;padding:8px max(16px,env(safe-area-inset-left,0px)) 14px;display:none}
  nav.main.open{display:flex}
  nav.main a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--depth)}
}

/* page title band (inner pages) */
.page-head{background:var(--band);border-bottom:1px solid var(--line);padding-block:clamp(36px,6vw,64px) clamp(28px,4vw,44px)}
.page-head .wrap{display:grid;gap:12px}
.crumbs{font-size:.82rem;color:var(--muted)}
.crumbs a{color:var(--muted)}

/* hero video */
.hero{position:relative;min-height:min(78vh,640px);display:grid;align-items:end;color:#fff;overflow:hidden;background:#0B1B28}
.hero video,.hero .hero-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,18,28,.15) 0%,rgba(6,18,28,.35) 45%,rgba(6,18,28,.82) 100%)}
.hero .wrap{position:relative;z-index:1;padding-block:clamp(40px,8vw,84px);display:grid;gap:18px;width:100%}
.hero h1{color:#fff;font-size:clamp(2.8rem,7vw,5.4rem);line-height:.98;max-width:14ch}
.hero h1 em{font-style:normal;color:#F7A385}
.hero .lede{color:rgba(255,255,255,.88);max-width:60ch}
.hero .eyebrow{color:#BFDDF5}
.hero .credit{position:absolute;right:max(16px,env(safe-area-inset-right,0px));bottom:10px;z-index:1;font-size:.7rem;color:rgba(255,255,255,.6)}
.vctrl{position:absolute;right:max(16px,env(safe-area-inset-right,0px));top:14px;z-index:2;font:inherit;font-size:.78rem;color:#fff;background:rgba(6,18,28,.55);border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:5px 12px;cursor:pointer}
.btns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.95rem;padding:11px 18px;border-radius:8px;text-decoration:none;border:1px solid var(--line);color:var(--ink);background:var(--surface)}
.btn.primary{background:var(--depth);color:#fff;border-color:var(--depth)}
.btn:hover{border-color:var(--depth)}
.hero .btn{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.45)}
.hero .btn.primary{background:#fff;color:#0E2233;border-color:#fff}

/* quick strip under hero */
.quick{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border-bottom:1px solid var(--line)}
.quick a{background:var(--surface);padding:18px 20px;text-decoration:none;color:var(--ink);display:grid;gap:4px}
.quick a span{font-size:.86rem;color:var(--muted)}
.quick a b{font-family:var(--display);font-stretch:90%;font-size:1.05rem}
.quick a:hover b{color:var(--depth)}
@media (max-width:820px){.quick{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* cards and grids */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:980px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.g2,.g3,.g4{grid-template-columns:minmax(0,1fr)}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;min-width:0}
.card .media{position:relative;aspect-ratio:16/9;background:var(--depth-soft);overflow:hidden}
.card .media img,.card .media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.card .loc{position:absolute;left:12px;bottom:10px;font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:rgba(8,20,30,.66);padding:4px 8px;border-radius:4px}
.card .body{padding:18px 20px 20px;display:grid;gap:10px;align-content:start;flex:1}
.card .body p{font-size:.94rem;color:var(--muted)}
.card a.more{font-size:.9rem;font-weight:600;text-decoration:none}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{font-family:var(--mono);font-size:.68rem;padding:3px 7px;border-radius:4px;background:var(--depth-soft);color:var(--ink)}
.status{justify-self:start;font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;padding:3px 8px;border-radius:4px;border:1px solid var(--line);color:var(--muted)}
.status.on{border-color:var(--depth);color:var(--depth)}
dl.meta{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 14px;font-size:.85rem;border-top:1px solid var(--line);padding-top:10px;margin:0}
dl.meta dt{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);padding-top:2px}
dl.meta dd{margin:0}
figure{margin:0}
figure img,figure video{width:100%;display:block;border-radius:8px;background:var(--depth-soft)}
figcaption{font-size:.8rem;color:var(--muted);padding-top:8px;line-height:1.45}
.see-all{margin-top:22px;font-weight:600;text-decoration:none;display:inline-block}

/* research program blocks */
.program{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,4vw,56px);align-items:start;padding-block:clamp(36px,5vw,56px);border-top:1px solid var(--line)}
.program:first-of-type{border-top:0}
.program.flip > figure{order:2}
@media (max-width:860px){.program{grid-template-columns:minmax(0,1fr)}.program.flip > figure{order:0}}
.program .txt{display:grid;gap:14px}
.program ul{margin:0;padding-left:18px;display:grid;gap:4px;color:var(--muted);font-size:.94rem}
.program .papers{font-size:.88rem;display:grid;gap:6px;border-top:1px solid var(--line);padding-top:12px}
.program .papers a{color:var(--ink)}
.people-inline{font-size:.88rem;color:var(--muted)}

/* chain */
.chain{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));counter-reset:st;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface)}
.stage{padding:18px 16px;border-right:1px solid var(--line);display:grid;gap:8px;align-content:start}
.stage:last-child{border-right:0}
.stage::before{counter-increment:st;content:"Stage " counter(st);font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--depth)}
.stage p{font-size:.87rem;color:var(--muted)}
@media (max-width:900px){.chain{grid-template-columns:minmax(0,1fr)}.stage{border-right:0;border-bottom:1px solid var(--line)}.stage:last-child{border-bottom:0}}

/* demo instrument */
.demo{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(24px,5vw,60px);align-items:center}
@media (max-width:900px){.demo{grid-template-columns:minmax(0,1fr)}}
.instrument{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 18px 16px}
.plot{position:relative;width:100%;aspect-ratio:1/0.8;max-width:100%}
.plot canvas{width:100%;height:100%;display:block}
.ctrl{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:12px;align-items:center;margin-top:10px}
.ctrl label{font-size:.86rem;color:var(--muted)}
.ctrl output{font-family:var(--mono);font-size:.86rem;min-width:3.6ch;text-align:right}
@media (max-width:520px){.ctrl{grid-template-columns:minmax(0,1fr) auto}.ctrl label{grid-column:1/-1}}
input[type=range]{width:100%;accent-color:var(--depth)}
.readout{margin-top:12px;font-size:.94rem;line-height:1.5;padding:12px 14px;border-radius:8px;background:var(--signal-soft)}
.readout strong{color:var(--signal);font-variant-numeric:tabular-nums}

/* people */
.pi-card{display:grid;grid-template-columns:200px minmax(0,1fr);gap:clamp(20px,4vw,40px);align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px}
@media (max-width:680px){.pi-card{grid-template-columns:minmax(0,1fr)}.pi-card img{max-width:220px}}
.pi-card img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:8px;display:block}
.pi-card .txt{display:grid;gap:10px}
.group-label{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:38px 0 16px;display:flex;align-items:center;gap:12px}
.group-label::after{content:"";flex:1;height:1px;background:var(--line)}
.people{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,170px));gap:22px 20px}
@media (max-width:420px){.people{grid-template-columns:repeat(2,minmax(0,1fr))}}
.person{display:grid;gap:8px;align-content:start;min-width:0}
.person img,.person .ph{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:8px;display:block;background:var(--depth-soft)}
.person .ph{display:grid;place-items:center;font-family:var(--display);font-weight:800;font-stretch:80%;font-size:2.2rem;color:var(--depth)}
.person b{font-size:1rem;line-height:1.25}
.person .r{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.07em;color:var(--depth)}
.person p{font-size:.85rem;color:var(--muted);line-height:1.45}
.alumni{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,140px));gap:20px 18px}
@media (max-width:420px){.alumni{grid-template-columns:repeat(2,minmax(0,1fr))}}
.alumni .person img,.alumni .person .ph{aspect-ratio:4/5}
.alumni .person b{font-size:.92rem}
.alumni .person p{font-size:.8rem}
.photo-row{display:grid;grid-template-columns:1.3fr 1fr;gap:20px}
@media (max-width:760px){.photo-row{grid-template-columns:minmax(0,1fr)}}

/* lists */
.pubs{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.pub{display:grid;grid-template-columns:62px minmax(0,1fr);gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}
.pub .yr{font-family:var(--mono);font-size:.86rem;color:var(--muted);font-variant-numeric:tabular-nums;padding-top:2px}
.pub a.t{color:var(--ink);text-decoration:none;font-weight:600;line-height:1.4}
.pub a.t:hover{color:var(--depth);text-decoration:underline}
.pub .au{font-size:.86rem;color:var(--muted);margin-top:3px}
.pub .au u{text-decoration:none;border-bottom:1px dotted var(--muted)}
.pub .j{font-style:italic}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.chip{font:inherit;font-size:.86rem;padding:7px 13px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.news{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.news li{display:grid;grid-template-columns:110px minmax(0,1fr);gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}
.news time{font-family:var(--mono);font-size:.82rem;color:var(--muted);padding-top:2px}
.news .k{font-family:var(--mono);font-size:.66rem;text-transform:uppercase;letter-spacing:.08em;color:var(--depth);margin-right:8px}
@media (max-width:560px){.news li{grid-template-columns:minmax(0,1fr);gap:4px}}
.facts{display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px 18px;font-size:.92rem}
.facts dt{font-family:var(--mono);font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding-top:3px}
.facts dd{margin:0}
.cols2{columns:2;column-gap:40px}
@media (max-width:700px){.cols2{columns:1}}
.cols2 li{break-inside:avoid;margin-bottom:6px}

/* join */
.offer{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
@media (max-width:860px){.offer{grid-template-columns:repeat(2,minmax(0,1fr))}}
.offer div{background:var(--surface);padding:14px 16px;font-size:.88rem;color:var(--muted)}
.offer b{display:block;color:var(--ink);font-size:.93rem;margin-bottom:2px}
.addr{font-family:var(--mono);font-size:.9rem;padding:9px 12px;border-radius:8px;background:var(--surface);border:1px solid var(--line);user-select:all}
.copy{font:inherit;font-size:.86rem;padding:9px 14px;border-radius:8px;border:1px solid var(--depth);background:transparent;color:var(--depth);cursor:pointer}
.cta{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;background:var(--ink);color:var(--bg);border-radius:var(--r);padding:clamp(22px,4vw,36px)}
.cta h2{color:var(--bg)}
.cta p{color:color-mix(in srgb,var(--bg) 80%,transparent)}
.cta .btn{background:var(--bg);color:var(--ink);border-color:var(--bg)}
@media (max-width:700px){.cta{grid-template-columns:minmax(0,1fr)}}

footer{border-top:1px solid var(--line);padding-block:36px;background:var(--surface);font-size:.86rem;color:var(--muted)}
footer .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr 1.2fr;gap:24px}
@media (max-width:860px){footer .wrap{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
@media (max-width:520px){footer .wrap{grid-template-columns:minmax(0,1fr)}}
footer .wrap > div{display:grid;gap:5px;align-content:start}
footer b{color:var(--ink)}
footer a{color:var(--muted)}

footer .flogo .lg{height:46px;width:auto;margin-bottom:6px}

/* feature band (home) */
.feature{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(24px,5vw,60px);align-items:center}
@media (max-width:900px){.feature{grid-template-columns:minmax(0,1fr)}}
.feature figure img{border:1px solid var(--line);background:#fff}
.chainline{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:.86rem}
.chainline span{background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:4px 11px}
.chainline i{font-style:normal;color:var(--signal)}

/* newsletter band */
.nlband{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:clamp(18px,3vw,36px);align-items:center;border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:clamp(20px,3.5vw,34px);position:relative;overflow:hidden}
.nlband::before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--coral)}
.nlband .mark{width:84px;height:84px}
.nlband h2{font-size:clamp(1.5rem,2.6vw,2rem)}
.nlband p{color:var(--muted);max-width:62ch}
.nlband .btn.primary{background:var(--signal);border-color:var(--signal)}
@media (max-width:760px){.nlband{grid-template-columns:minmax(0,1fr)}.nlband .mark{width:64px;height:64px}}

/* case study page */
.story-hero{position:relative;color:#fff;background:#08151F;overflow:hidden}
.story-hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.story-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,14,22,.92) 0%,rgba(5,14,22,.7) 45%,rgba(5,14,22,.25) 100%)}
.story-hero .wrap{position:relative;z-index:1;display:grid;gap:16px;padding-block:clamp(56px,9vw,110px)}
.story-hero h1{color:#fff;font-size:clamp(2.6rem,6.4vw,4.8rem);line-height:.98;max-width:15ch}
.story-hero h1 em{font-style:normal;color:#F7A385}
.story-hero .lede{color:rgba(255,255,255,.88);max-width:62ch}
.story-hero .eyebrow,.story-hero .crumbs,.story-hero .crumbs a{color:#BFDDF5}
.story-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border-bottom:1px solid var(--line)}
.story-facts div{background:var(--surface);padding:16px 20px;display:grid;gap:3px;font-size:.9rem;color:var(--muted)}
.story-facts b{font-family:var(--display);font-stretch:90%;font-size:1.02rem;color:var(--ink)}
@media (max-width:820px){.story-facts{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:460px){.story-facts{grid-template-columns:minmax(0,1fr)}}
.chapter{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(24px,4.5vw,60px);align-items:start}
.chapter.flip > .figs{order:-1}
@media (max-width:900px){.chapter{grid-template-columns:minmax(0,1fr)}.chapter.flip > .figs{order:0}}
.chapter .txt{display:grid;gap:14px;position:sticky;top:96px}
@media (max-width:900px){.chapter .txt{position:static}}
.chapter .num{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--signal)}
.chapter .figs{display:grid;gap:22px}
.chapter figure img{background:#fff;border:1px solid var(--line)}
.finding{border-left:3px solid var(--coral);padding:4px 0 4px 14px;color:var(--ink);font-size:.98rem}
.who{display:flex;align-items:center;gap:12px;font-size:.88rem;color:var(--muted)}
.who img{width:46px;height:46px;border-radius:50%;object-fit:cover;object-position:50% 25%;flex:none}
.who b{color:var(--ink);display:block;font-size:.94rem}
.paperlist{display:grid;gap:8px;font-size:.9rem;border-top:1px solid var(--line);padding-top:12px}
.paperlist a{color:var(--ink);font-weight:600;text-decoration:none}
.paperlist a:hover{color:var(--depth);text-decoration:underline}
.paperlist span{color:var(--muted)}
.pill{display:inline-block;font-family:var(--mono);font-size:.64rem;letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--signal);color:var(--signal);border-radius:4px;padding:1px 6px;margin-left:6px;vertical-align:2px}

/* cascade explorer */
.explorer{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:22px;align-items:start}
@media (max-width:980px){.explorer{grid-template-columns:minmax(0,1fr)}}
.xpanel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px}
.tier{display:grid;gap:8px}
.tier + .tier{margin-top:6px}
.tier .tl{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.tier .row{display:flex;flex-wrap:wrap;gap:8px}
.arrow{display:flex;justify-content:center;color:var(--muted);font-size:.9rem;line-height:1;padding:2px 0}
.node{flex:1 1 140px;min-width:0;border:1px solid var(--line);border-radius:9px;padding:8px 10px;background:var(--bg);display:grid;gap:5px;transition:border-color .25s,background-color .25s}
.node .nm{font-size:.82rem;font-weight:600;line-height:1.25}
.node .bar{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.node .bar i{display:block;height:100%;width:100%;background:var(--depth);transition:width .25s,background-color .25s}
.node .pv{font-family:var(--mono);font-size:.72rem;color:var(--muted);font-variant-numeric:tabular-nums}
.node.hz{background:var(--signal-soft);border-color:transparent}
.node.hz .nm{color:var(--signal)}
.node.down{border-color:var(--signal)}
.node.down .bar i{background:var(--signal)}
.node.path{border-style:dashed;border-color:var(--signal)}
.node.path .pv{color:var(--signal)}
.node.wide{flex-basis:100%}
.xctrl{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:12px;align-items:center;margin-top:14px}
.xctrl button{font:inherit;font-size:.86rem;font-weight:600;padding:8px 14px;border-radius:8px;border:1px solid var(--depth);background:var(--depth);color:#fff;cursor:pointer;min-width:74px}
.xctrl output{font-family:var(--mono);font-size:.9rem;min-width:7ch;text-align:right;font-variant-numeric:tabular-nums}
.xchart{position:relative;width:100%;aspect-ratio:1/.72}
.xchart canvas{width:100%;height:100%;display:block}
.legend{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:.8rem;color:var(--muted);margin-top:8px}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:14px;height:3px;border-radius:2px;display:inline-block}
.xnote{font-size:.8rem;color:var(--muted);margin-top:10px;line-height:1.45}
.xstate{margin-top:12px;font-size:.93rem;line-height:1.5;padding:12px 14px;border-radius:8px;background:var(--signal-soft);min-height:4.6em}

/* timeline */
.timeline{list-style:none;margin:0;padding:0;display:grid;gap:0;border-left:2px solid var(--line);margin-left:6px}
.timeline li{position:relative;padding:0 0 18px 22px;display:grid;gap:2px}
.timeline li::before{content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--surface);border:2px solid var(--depth)}
.timeline li.hi::before{background:var(--coral);border-color:var(--coral)}
.timeline time{font-family:var(--mono);font-size:.76rem;color:var(--muted)}
.timeline p{font-size:.93rem}
.team{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.team .tm{display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px}
.team img,.team .ph{width:64px;height:80px;border-radius:6px;object-fit:cover;background:var(--depth-soft)}
.team .ph{display:grid;place-items:center;font-family:var(--display);font-weight:800;color:var(--depth);font-size:1.3rem}
.team b{display:block;font-size:.95rem;line-height:1.25}
.team span{font-size:.8rem;color:var(--muted);line-height:1.35;display:block}
.team b{overflow-wrap:anywhere}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) :is(.btn.primary,nav.main a.join,.xctrl button,.nlband .btn.primary){color:#08151F}}
:root[data-theme="dark"] :is(.btn.primary,nav.main a.join,.xctrl button,.nlband .btn.primary){color:#08151F}
.hero .btn.primary,.story-hero .btn.primary{color:#fff}
.hero .btn.primary{color:#0E2233}

.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.gallery figure{min-width:0}
.gallery img{aspect-ratio:4/3;object-fit:cover;width:100%;height:auto}
.gallery .wide{grid-column:span 2;grid-row:span 2}
.gallery .wide img{aspect-ratio:auto;height:calc(100% - 28px)}
@media (max-width:760px){.gallery figure:last-child{grid-column:1/-1}.gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.gallery .wide{grid-column:1/-1;grid-row:auto}.gallery .wide img{height:auto;aspect-ratio:4/3}}
@media (min-width:641px){
  .grid.g2 > .card:last-child:nth-child(odd){grid-column:1/-1;flex-direction:row}
  .grid.g2 > .card:last-child:nth-child(odd) .media{flex:0 0 50%;aspect-ratio:auto;min-height:280px}
}
.plink{justify-self:start;font-size:.8rem;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:5px}
.plink::before{content:"in";font-family:var(--display);font-weight:800;font-size:.68rem;line-height:1;color:#fff;background:var(--depth);border-radius:3px;padding:2px 3px}
/* text-only member lists */
.namecols{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px 36px;margin-top:28px}
.namecols h3{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600;margin:0 0 10px}
.namecols ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.namecols li{font-size:.93rem;line-height:1.35}
.namecols li span{display:block;color:var(--muted);font-size:.84rem}
.join-note{margin-top:14px;font-size:.9rem;color:var(--muted);border-left:3px solid var(--signal);padding:6px 0 6px 12px}