:root {
  --pine-950:#09291f;--pine-900:#10372c;--pine-800:#174438;--pine-700:#235f48;
  --moss:#718246;--lichen:#b6c75b;--lichen-soft:#edf2d5;--fjord:#668d85;
  --paper:#fffdf7;--fog:#f3f2ea;--fog-2:#e8ece2;--ink:#18251f;--muted:#617068;
  --line:rgba(20,62,47,.16);--raw:#294039;--wins:#91a744;--shock:rgba(182,199,91,.25);
  --shadow:0 14px 40px rgba(14,49,37,.08);--radius:24px;
  color:var(--ink);background:var(--fog);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;line-height:1.55;background:radial-gradient(circle at 3% 20%,rgba(113,130,70,.12),transparent 28rem),radial-gradient(circle at 95% 70%,rgba(102,141,133,.10),transparent 27rem),var(--fog)}
button,input,select{font:inherit}a{color:var(--pine-700);text-underline-offset:.18em}.skip-link{position:fixed;z-index:1000;left:1rem;top:1rem;padding:.7rem 1rem;border-radius:999px;background:#fff;transform:translateY(-180%)}.skip-link:focus{transform:none}
.hero{position:relative;overflow:hidden;isolation:isolate;color:#fff;background:linear-gradient(118deg,#09291f,#174438);min-height:510px}.hero:after{content:"";position:absolute;z-index:-2;width:48vw;height:42vw;min-width:520px;min-height:430px;right:-10vw;bottom:-25vw;border-radius:46% 54% 49% 51%;background:linear-gradient(145deg,#91a35a,#1f624b 60%,#0d3328);filter:blur(24px);opacity:.63}.rings{position:absolute;z-index:-1;width:520px;height:520px;right:-60px;top:-40px;border:1px solid rgba(255,255,255,.18);border-radius:50%}.rings:after{content:"";position:absolute;inset:80px;border:1px solid rgba(255,255,255,.18);border-radius:50%}
.hero-inner{width:min(1420px,calc(100% - 3rem));min-height:510px;margin:auto;padding:3rem 0 4rem;display:grid;grid-template-columns:minmax(170px,.55fr) minmax(0,2fr) minmax(180px,.65fr);gap:clamp(1.5rem,4vw,4rem);align-items:center}.brand{align-self:start;display:flex;gap:.8rem;align-items:center}.brand svg{width:58px;height:58px}.brand small{display:block;color:#e5ebbd;text-transform:uppercase;letter-spacing:.11em;font-size:.68rem;font-weight:750}.brand strong{font-size:1.35rem;letter-spacing:.06em}.kicker,.label,.index{margin:0;text-transform:uppercase;letter-spacing:.13em;font-size:.72rem;font-weight:800}.kicker{color:#e5ebbd;margin-bottom:1rem}.hero h1{margin:0;max-width:16ch;font-size:clamp(3rem,6.1vw,6.2rem);line-height:.94;letter-spacing:-.045em;text-wrap:balance}.deck{max-width:63ch;color:rgba(255,255,255,.82);font-size:clamp(1.05rem,1.6vw,1.32rem)}.authors{color:#e5ebbd;font-weight:720}.hero>.button,.hero-inner>.button{align-self:end;justify-self:start}
.button,.ghost{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:999px;padding:.68rem 1rem;font-weight:760;text-decoration:none;cursor:pointer;transition:.14s ease}.button:hover,.ghost:hover{transform:translateY(-1px)}.button:focus-visible,.ghost:focus-visible{outline:3px solid rgba(182,199,91,.45);outline-offset:2px}.button.light{background:#fff;color:var(--pine-900);border:1px solid rgba(255,255,255,.6)}.button.primary{background:var(--pine-900);color:#fff;border:1px solid var(--pine-900);box-shadow:0 8px 20px rgba(16,55,44,.22)}.button.secondary{background:#fff;color:var(--pine-900);border:1px solid var(--pine-900)}.ghost{min-height:36px;border:1px solid var(--line);background:#f7f8f3;color:var(--pine-800);font-size:.82rem}.full{width:100%;margin-top:1rem}
main{width:min(1420px,calc(100% - 3rem));margin:auto;padding-bottom:6rem}.takeaway{position:relative;z-index:4;margin:-2.35rem 0 2.1rem;padding:1.25rem 1.5rem;display:grid;grid-template-columns:auto 1fr;gap:1.3rem;align-items:center;border:1px solid rgba(255,255,255,.8);border-radius:18px;background:rgba(255,253,247,.96);box-shadow:var(--shadow);backdrop-filter:blur(14px)}.takeaway span{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--pine-900);color:#e5ebbd;font-weight:850}.takeaway p{margin:0;font-size:1.05rem}
.tabs{position:sticky;top:.75rem;z-index:20;display:inline-flex;gap:.35rem;padding:.4rem;margin-bottom:3rem;border:1px solid var(--line);border-radius:999px;background:rgba(246,247,241,.92);box-shadow:0 8px 24px rgba(14,49,37,.06);backdrop-filter:blur(14px)}.tab{border:0;background:transparent;color:var(--muted);border-radius:999px;padding:.75rem 1.1rem;font-weight:720;cursor:pointer}.tab.active{background:var(--pine-900);color:#fff}.panel{animation:fade .2s ease both}@keyframes fade{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}
.section-head{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr);gap:3rem;align-items:end;margin-bottom:1.7rem}.section-head h2{margin:.35rem 0 0;font-size:clamp(2rem,3.5vw,3.6rem);line-height:1;letter-spacing:-.04em}.section-head>p{margin:0;color:var(--muted);max-width:64ch}.index,.label{color:var(--moss)}
.card{border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,253,247,.95);box-shadow:0 8px 24px rgba(14,49,37,.06)}.workspace{display:grid;grid-template-columns:minmax(310px,.77fr) minmax(0,1.73fr);gap:1.25rem;align-items:start}.controls{position:sticky;top:5.8rem;padding:1.4rem}.card-head{display:flex;gap:1rem;align-items:center;justify-content:space-between;margin-bottom:1.1rem}.card h3{margin:.2rem 0 0;font-size:1.35rem;line-height:1.15;letter-spacing:-.02em}.grid{display:grid}.controls-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.82rem}.controls-grid label{display:flex;flex-direction:column;gap:.35rem;color:var(--muted);font-size:.78rem;font-weight:720}input,select{width:100%;min-height:44px;padding:.63rem .72rem;border:1px solid rgba(20,62,47,.20);border-radius:11px;background:#fff;color:var(--ink);outline:none}input:focus,select:focus{border-color:var(--moss);box-shadow:0 0 0 4px rgba(113,130,70,.14)}
.progress{height:7px;overflow:hidden;margin-top:.85rem;border-radius:99px;background:var(--fog-2)}.progress>div{height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--moss),var(--lichen));transition:width .12s linear}.status{min-height:2.2em;margin:.65rem 0 0;color:var(--muted);font-size:.82rem}.status.error{color:#9b463a}.results{display:grid;gap:1.25rem}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}.metric{min-height:165px;padding:1.35rem}.metric p{margin:0;color:var(--muted);font-weight:720;font-size:.88rem}.metric strong{display:block;margin:.65rem 0 .35rem;color:var(--pine-900);font-size:clamp(2.2rem,4vw,3.55rem);line-height:1;letter-spacing:-.045em}.metric small{color:var(--muted)}.highlight{background:radial-gradient(circle at 88% 18%,rgba(182,199,91,.35),transparent 44%),linear-gradient(135deg,#f4f7dd,#fffdf7 72%);border-color:rgba(113,130,70,.38)}
.chart-card{padding:1.4rem}.legend{display:flex;align-items:center;gap:.45rem;color:var(--muted);font-size:.78rem}.legend span{width:22px;height:3px;border-radius:99px;margin-left:.4rem}.legend .raw{background:var(--raw)}.legend .win{background:var(--wins)}canvas{display:block;width:100%;max-width:100%;border-radius:12px;background:linear-gradient(180deg,rgba(239,242,232,.45),rgba(255,255,255,.82))}.note{margin:.75rem 0 0;color:var(--muted);font-size:.8rem}.interpretation{padding:1.25rem 1.4rem;border-left:5px solid var(--moss)}.interpretation p:last-child{margin:.4rem 0 0}
.upload-grid{display:grid;grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr);gap:1.25rem}.upload,.data-controls{padding:1.4rem}.upload>p{color:var(--muted)}.drop{display:grid;place-items:center;min-height:150px;margin-top:1rem;padding:1rem;border:1.5px dashed rgba(20,62,47,.32);border-radius:18px;background:#f8f8f3;text-align:center;cursor:pointer}.drop input{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}.drop strong{color:var(--pine-900)}.drop small{display:block;color:var(--muted)}.inline{display:flex;gap:.6rem;margin-top:.8rem}.ghost.link{text-decoration:none}.summary{margin-top:1rem;padding:.85rem;border-radius:12px;background:rgba(102,141,133,.09);color:var(--muted);font-size:.82rem}.badge{padding:.4rem .65rem;border-radius:999px;background:rgba(113,130,70,.12);color:var(--moss);font-size:.72rem;font-weight:800}.data-metrics{margin-top:1.25rem}.data-results{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,.65fr);gap:1.25rem;margin-top:1.25rem}.method-warning{padding:1.4rem}.method-warning>p{color:var(--muted)}.numbers{display:grid;gap:.45rem;margin-top:1rem}.numbers div{display:flex;justify-content:space-between;gap:1rem;padding:.65rem 0;border-bottom:1px solid var(--line)}.numbers span{color:var(--muted);font-size:.82rem}.numbers strong{color:var(--pine-900)}
.method-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.25rem}.step{min-height:275px;padding:1.4rem;position:relative;overflow:hidden}.step>span{display:grid;width:42px;height:42px;place-items:center;border-radius:50%;background:var(--pine-900);color:#e5ebbd;font-weight:850}.step h3{margin-top:2rem}.step p{color:var(--muted)}.step:after{content:"";position:absolute;width:150px;height:150px;right:-55px;bottom:-65px;border:1px solid rgba(113,130,70,.3);border-radius:50%}.anchor{display:flex;align-items:center;justify-content:space-between;gap:2rem;margin-top:1.25rem;padding:1.5rem;background:radial-gradient(circle at 96% 0%,rgba(182,199,91,.25),transparent 35%),var(--paper)}.anchor p:last-child{max-width:75ch;color:var(--muted)}
footer{display:flex;justify-content:space-between;gap:3rem;padding:3rem max(1.5rem,calc((100vw - 1420px)/2));background:var(--pine-950);color:rgba(255,255,255,.78)}footer strong{color:#fff}footer p{max-width:65ch;margin:.35rem 0 0}footer>div:last-child{display:flex;flex-wrap:wrap;gap:1rem;align-content:flex-start}footer a{color:#e5ebbd;font-weight:720}
@media(max-width:1120px){.hero-inner{grid-template-columns:160px minmax(0,1fr)}.hero-inner>.button{grid-column:2}.workspace,.upload-grid,.data-results{grid-template-columns:1fr}.controls{position:static}.method-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.hero-inner{grid-template-columns:1fr;width:calc(100% - 2rem);min-height:auto;padding:2rem 0 4.3rem}.hero-inner>.button{grid-column:auto}.hero h1{font-size:clamp(3rem,15vw,5.1rem)}main{width:calc(100% - 1.25rem)}.takeaway{grid-template-columns:1fr;margin-top:-2.7rem}.tabs{display:grid;width:100%;border-radius:20px;top:.3rem}.section-head{grid-template-columns:1fr;gap:1rem}.controls-grid,.metrics,.method-grid{grid-template-columns:1fr}.card-head,.anchor,footer{align-items:flex-start;flex-direction:column}.metric{min-height:140px}.card{border-radius:20px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.001ms!important;transition-duration:.001ms!important}}