/* Human Earth Lab v31 — Research applications preview. */
:root{
  --hel-app-ink:#171916;
  --hel-app-muted:#666963;
  --hel-app-paper:#f7f4ef;
  --hel-app-warm:#efe8de;
  --hel-app-green:#385a4a;
  --hel-app-red:#8f1b28;
  --hel-app-line:rgba(23,25,22,.12);
}
body.hel-apps-page{background:#fff;color:var(--hel-app-ink)}
body.hel-apps-page main{overflow:hidden}
.hel-apps-hero{
  position:relative;
  background:
    radial-gradient(circle at 12% 18%,rgba(143,27,40,.11),transparent 34%),
    radial-gradient(circle at 86% 12%,rgba(56,90,74,.12),transparent 32%),
    linear-gradient(180deg,#faf8f5 0%,#fff 100%);
  border-bottom:1px solid var(--hel-app-line);
}
.hel-apps-hero .container{padding-top:clamp(3.8rem,8vw,7rem);padding-bottom:clamp(3.6rem,7vw,6rem)}
.hel-apps-hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(310px,.75fr);gap:clamp(2rem,6vw,5rem);align-items:center}
.hel-apps-kicker{font-size:.76rem;font-weight:760;letter-spacing:.14em;text-transform:uppercase;color:var(--hel-app-red);margin:0 0 .85rem}
.hel-apps-hero h1{font-family:"Iowan Old Style","Palatino Linotype",Georgia,serif;font-size:clamp(3rem,7vw,6.4rem);font-weight:600;letter-spacing:-.055em;line-height:.92;margin:0;max-width:930px}
.hel-apps-hero .lead{font-size:clamp(1.1rem,1.8vw,1.34rem);line-height:1.58;color:#434740;max-width:780px;margin:1.45rem 0 0}
.hel-apps-statusline{display:flex;align-items:center;gap:.65rem;flex-wrap:wrap;margin-top:1.6rem;color:var(--hel-app-muted);font-size:.92rem}
.hel-apps-status{display:inline-flex;align-items:center;gap:.45rem;padding:.42rem .72rem;border:1px solid rgba(143,27,40,.22);border-radius:999px;background:rgba(143,27,40,.055);color:#6e1721;font-weight:700;font-size:.78rem;letter-spacing:.02em}
.hel-apps-status::before{content:"";width:.46rem;height:.46rem;border-radius:50%;background:var(--hel-app-red);box-shadow:0 0 0 4px rgba(143,27,40,.1)}
.hel-apps-visual{position:relative;min-height:385px;border:1px solid var(--hel-app-line);background:#1d211e;border-radius:26px;overflow:hidden;box-shadow:0 28px 70px rgba(29,33,30,.16)}
.hel-apps-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.08),transparent 42%);pointer-events:none}
.hel-apps-strata{position:absolute;inset:0;display:grid;grid-template-rows:17% 22% 16% 27% 18%}
.hel-apps-strata span{display:block;border-bottom:1px solid rgba(255,255,255,.12);position:relative;overflow:hidden}
.hel-apps-strata span:nth-child(1){background:#ccb89c}.hel-apps-strata span:nth-child(2){background:#8e7960}.hel-apps-strata span:nth-child(3){background:#625645}.hel-apps-strata span:nth-child(4){background:#403b32}.hel-apps-strata span:nth-child(5){background:#292b27}
.hel-apps-strata span::before{content:"";position:absolute;inset:-20%;background:radial-gradient(circle at 22% 42%,rgba(255,255,255,.15) 0 2px,transparent 3px),radial-gradient(circle at 72% 55%,rgba(0,0,0,.16) 0 2px,transparent 3px);background-size:37px 31px,51px 43px;opacity:.7;transform:rotate(-2deg)}
.hel-apps-overlay{position:absolute;inset:0;padding:1.15rem;display:flex;flex-direction:column;justify-content:space-between;color:white}
.hel-apps-overlay-top{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}
.hel-apps-mini-logo{width:46px;height:46px;padding:8px;border-radius:14px;background:rgba(255,255,255,.92);box-shadow:0 10px 28px rgba(0,0,0,.18)}
.hel-apps-overlay-label{padding:.42rem .62rem;border:1px solid rgba(255,255,255,.25);border-radius:999px;background:rgba(20,22,20,.36);backdrop-filter:blur(10px);font-size:.72rem;font-weight:700}
.hel-apps-profile-ui{display:grid;gap:.55rem;align-self:stretch;margin:0 1.1rem 1rem}
.hel-apps-profile-ui div{height:2px;background:rgba(255,255,255,.78);position:relative;box-shadow:0 0 0 1px rgba(0,0,0,.08)}
.hel-apps-profile-ui div::after{content:attr(data-label);position:absolute;right:0;bottom:.38rem;padding:.28rem .42rem;border-radius:6px;background:rgba(22,24,21,.58);font-size:.64rem;letter-spacing:.02em}
html[dir="rtl"] .hel-apps-profile-ui div::after{right:auto;left:0}
.hel-apps-intro{padding:clamp(3.5rem,7vw,6rem) 0 1rem}
.hel-apps-intro-grid{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:clamp(2rem,6vw,5rem);align-items:start}
.hel-apps-intro h2,.hel-apps-section h2{font-family:"Iowan Old Style","Palatino Linotype",Georgia,serif;font-size:clamp(2.2rem,4vw,3.8rem);line-height:1;letter-spacing:-.035em;font-weight:600}
.hel-apps-intro-copy{font-size:1.05rem;line-height:1.72;color:#4e524c;max-width:760px}
.hel-apps-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--hel-app-line);border-bottom:1px solid var(--hel-app-line);margin-top:2.6rem}
.hel-apps-principle{padding:1.35rem 1.2rem 1.35rem 0;border-inline-end:1px solid var(--hel-app-line)}
.hel-apps-principle:last-child{border-inline-end:0;padding-inline-start:1.2rem}
.hel-apps-principle:not(:first-child){padding-inline-start:1.2rem}
.hel-apps-principle strong{display:block;font-size:.9rem;margin-bottom:.28rem}.hel-apps-principle span{color:var(--hel-app-muted);font-size:.86rem;line-height:1.45}
.hel-apps-section{padding:clamp(3.7rem,7vw,6rem) 0}
.hel-apps-section-head{display:flex;justify-content:space-between;align-items:end;gap:2rem;margin-bottom:2.2rem}
.hel-apps-section-head p{max-width:560px;color:var(--hel-app-muted);margin:0;line-height:1.6}
.hel-app-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.hel-app-card{position:relative;border:1px solid var(--hel-app-line);border-radius:20px;background:#fff;padding:1.45rem;min-height:286px;display:flex;flex-direction:column;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;overflow:hidden}
.hel-app-card:hover{transform:translateY(-3px);border-color:rgba(23,25,22,.22);box-shadow:0 22px 48px rgba(30,34,30,.09)}
.hel-app-card::after{content:"";position:absolute;width:150px;height:150px;border-radius:50%;right:-70px;top:-70px;background:radial-gradient(circle,rgba(56,90,74,.08),transparent 68%);pointer-events:none}
html[dir="rtl"] .hel-app-card::after{right:auto;left:-70px}
.hel-app-card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.hel-app-icon{width:44px;height:44px;border-radius:13px;background:var(--hel-app-paper);border:1px solid var(--hel-app-line);display:grid;place-items:center;color:var(--hel-app-green)}
.hel-app-icon svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.hel-app-card .hel-apps-status{font-size:.69rem;padding:.31rem .54rem;background:#faf6f2}.hel-app-card .hel-apps-status::before{width:.36rem;height:.36rem;box-shadow:none}
.hel-app-card h3{font-size:1.22rem;margin:1.25rem 0 .55rem;letter-spacing:-.015em}.hel-app-card p{color:var(--hel-app-muted);line-height:1.6;margin:0 0 1rem}
.hel-app-tags{display:flex;flex-wrap:wrap;gap:.42rem;margin-top:auto}.hel-app-tags span{font-size:.72rem;font-weight:660;color:#575b55;padding:.34rem .48rem;border-radius:7px;background:#f5f3ef;border:1px solid rgba(23,25,22,.08)}
.hel-app-card.is-primary{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);gap:2rem;min-height:330px;background:linear-gradient(135deg,#fbfaf8,#f1ede6)}
.hel-app-card.is-primary .hel-app-card-copy{display:flex;flex-direction:column}.hel-app-card.is-primary h3{font-family:"Iowan Old Style","Palatino Linotype",Georgia,serif;font-size:clamp(2rem,4vw,3.25rem);line-height:1;letter-spacing:-.035em}
.hel-app-card-demo{border-radius:15px;background:#20241f;color:#fff;padding:1rem;display:grid;grid-template-rows:auto 1fr;gap:1rem;min-height:240px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.07)}
.hel-app-card-demo header{display:flex;justify-content:space-between;gap:.75rem;align-items:center;font-size:.72rem;color:rgba(255,255,255,.72)}
.hel-app-demo-chart{display:grid;grid-template-columns:42% 58%;gap:.8rem;align-items:center}.hel-app-demo-profile{height:150px;position:relative;border-inline-start:1px solid rgba(255,255,255,.24)}
.hel-app-demo-profile i{position:absolute;left:0;width:100%;height:1px;background:rgba(255,255,255,.6)}
.hel-app-demo-profile i:nth-child(1){top:20%}.hel-app-demo-profile i:nth-child(2){top:45%}.hel-app-demo-profile i:nth-child(3){top:72%}
.hel-app-demo-pca{height:150px;position:relative;border-left:1px solid rgba(255,255,255,.2);border-bottom:1px solid rgba(255,255,255,.2)}
.hel-app-demo-pca b{position:absolute;width:9px;height:9px;border-radius:50%;background:#d6b57f;box-shadow:0 0 0 3px rgba(214,181,127,.12)}
.hel-app-demo-pca b:nth-child(1){left:18%;bottom:32%}.hel-app-demo-pca b:nth-child(2){left:34%;bottom:58%}.hel-app-demo-pca b:nth-child(3){left:54%;bottom:42%}.hel-app-demo-pca b:nth-child(4){left:70%;bottom:67%}.hel-app-demo-pca b:nth-child(5){left:78%;bottom:24%}.hel-app-demo-pca b:nth-child(6){left:46%;bottom:19%}
.hel-apps-cta{padding:0 0 clamp(4rem,8vw,7rem)}.hel-apps-cta-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem;align-items:center;padding:clamp(1.7rem,4vw,2.7rem);border-radius:22px;background:#1e221f;color:#fff}.hel-apps-cta h2{font-family:"Iowan Old Style","Palatino Linotype",Georgia,serif;font-size:clamp(2rem,4vw,3.4rem);line-height:1;margin:0 0 .6rem}.hel-apps-cta p{color:rgba(255,255,255,.72);margin:0;max-width:690px}.hel-apps-cta a{white-space:nowrap;border-color:rgba(255,255,255,.35)!important;color:#fff!important}.hel-apps-cta a:hover{background:#fff!important;color:#1e221f!important}
@media(max-width:991.98px){.hel-apps-hero-grid,.hel-apps-intro-grid{grid-template-columns:1fr}.hel-apps-visual{min-height:330px;max-width:640px}.hel-apps-principles{grid-template-columns:1fr}.hel-apps-principle,.hel-apps-principle:not(:first-child),.hel-apps-principle:last-child{padding:1rem 0;border-inline-end:0;border-bottom:1px solid var(--hel-app-line)}.hel-apps-principle:last-child{border-bottom:0}.hel-app-card.is-primary{grid-template-columns:1fr}.hel-app-card-demo{min-height:220px}.hel-apps-section-head{display:block}.hel-apps-section-head p{margin-top:.7rem}.hel-apps-cta-inner{grid-template-columns:1fr}}
@media(max-width:767.98px){.hel-app-grid{grid-template-columns:1fr}.hel-app-card.is-primary{grid-column:auto}.hel-apps-hero h1{font-size:clamp(3rem,16vw,4.7rem)}.hel-apps-visual{min-height:285px;border-radius:20px}.hel-apps-section{padding:3.5rem 0}.hel-app-card{min-height:0}.hel-app-demo-chart{grid-template-columns:1fr 1fr}.hel-apps-cta a{width:100%}}
@media(prefers-reduced-motion:reduce){.hel-app-card{transition:none}.hel-app-card:hover{transform:none}}