:root{color-scheme:light;--ink:#142f35;--muted:#486166;--paper:#f6f7f2;--line:#d5e2dc;--green:#164941;--soft:#edf4ee}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 system-ui,sans-serif}
header,main,footer{max-width:1180px;margin:auto;padding:20px clamp(16px,4vw,38px)}
header{display:flex;align-items:center;justify-content:space-between;gap:16px}
header strong{display:flex;align-items:center;gap:8px;font:clamp(24px,4vw,36px) Georgia}
header a{color:var(--green);font-size:.85rem;text-underline-offset:4px}
small,.label{font:700 .72rem/1.5 system-ui;letter-spacing:.14em;text-transform:uppercase}
.hero{position:relative;isolation:isolate;overflow:hidden;padding:clamp(32px,7vw,86px);border-radius:22px;background:#153c3b;color:#fbfff8}
.hero-copy{position:relative;z-index:1}
.hero .label{color:#bce2d4}
h1,h2{font-family:Georgia,serif;font-weight:400;letter-spacing:-.045em}
h1{font-size:clamp(42px,7.7vw,94px);line-height:1;margin:16px 0}
h2{font-size:clamp(33px,5vw,58px);line-height:1.08;margin:8px 0 16px}
p{max-width:61ch}
.hero p{color:#e0efe9;max-width:39ch;margin-bottom:26px}
.hero-art{position:absolute;inset:0 0 0 59%;background:radial-gradient(ellipse at 88% 66%,#68ad946e,transparent 70%);pointer-events:none}
.hero-art i{position:absolute;inset:18% 7% 12% 19%;border:1px solid #e0fff36b;border-radius:30% 62% 31% 53%;transform:rotate(28deg);background:linear-gradient(145deg,#b4e7c851,#457d793b 50%,#d1e9bb7d);box-shadow:inset 0 0 32px #d7fff039}
.hero-art i:nth-child(2){inset:34% 31% 7% 4%;transform:rotate(-30deg)}
.hero-art i:nth-child(3){inset:5% -1% 37% 45%;transform:rotate(53deg)}
.button,button{display:inline-block;border:1px solid transparent;border-radius:8px;padding:11px 16px;background:var(--green);color:white;font:inherit;font-weight:650;text-decoration:none;cursor:pointer}
.hero .button{background:#e2f1df;color:#173b32}
:focus-visible{outline:3px solid #318276;outline-offset:4px}
article{background:#fff;border:1px solid var(--line);border-radius:20px;margin-top:22px;padding:clamp(20px,5vw,55px)}
#demo{scroll-margin-top:16px}
#step-title:focus{outline:none}
#step-count,footer,.context{color:var(--muted)}
#step-count{font-size:.85rem;margin:12px 0 0}
.choices,.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:12px;margin:20px 0}
.choice,.metric{background:var(--soft);color:var(--ink);text-align:left;border:1px solid var(--line);padding:18px;border-radius:10px}
.choice span{display:block;font-size:.9rem;font-weight:400;margin-top:6px}
.choice:hover,.choice:focus-visible{background:#e1eee3;border-color:#5d8c7c}
.metric strong{display:block;font:34px Georgia}
.actions{display:flex;flex-wrap:wrap;gap:10px}
.secondary{background:#e8f0e8;color:var(--green)}
.finding{border-left:3px solid #4b8876;padding:12px 18px;margin:22px 0;background:var(--soft)}
.finding p{margin:8px 0}
details{margin:20px 0;padding:12px 0;border-top:1px solid var(--line)}
summary{cursor:pointer;font-weight:700}
@media(max-width:600px){.hero-art{inset:0 -20% 0 58%;opacity:.38}.metrics{grid-template-columns:repeat(auto-fit,minmax(min(100%,145px),1fr))}}
h3{font:400 clamp(27px,4vw,38px)/1.16 Georgia;margin:20px 0 10px}
.workspace-nav{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0;border-bottom:1px solid var(--line);padding-bottom:15px}
.workspace-nav [aria-pressed=true]{background:var(--green);color:white}
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;list-style:none;padding:0}
.flow li{background:var(--soft);border:1px solid var(--line);border-radius:10px;padding:16px;display:grid;align-content:start;gap:5px}
.flow strong{font:38px Georgia}
.flow span{font-size:.88rem;color:var(--muted)}
.bar{height:7px;background:#d2e3d9;border-radius:6px;overflow:hidden;margin-top:8px}
.bar i{display:block;height:100%;background:#267769}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;text-align:left}
th,td{padding:9px 12px;border-bottom:1px solid var(--line)}
thead{background:var(--soft)}
.creative-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);align-items:center;gap:16px}
.sample-ad{display:grid;gap:14px;margin:16px 0;padding:24px;border-radius:12px;background:linear-gradient(135deg,#d8ede1,#8bb5a7);color:#173b32}
.sample-ad strong{font:38px/1 Georgia}
.sample-cta{color:#395c52}
.workspace-panel{margin-bottom:24px}
@media(max-width:600px){.flow,.creative-grid{grid-template-columns:1fr}.workspace-nav button{font-size:.9rem}}
#workspace-title{font-size:clamp(42px,7vw,76px)}
.filters{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.filters label{display:grid;gap:4px;font-weight:650}
.filters select{max-width:100%;font:inherit;color:var(--ink);background:var(--soft);border:1px solid var(--line);border-radius:8px;padding:8px}
.thread .finding{margin:10px 0}
#demo{padding:clamp(14px,3vw,32px);box-shadow:0 14px 40px #153c3b0c}
.workspace-intro{padding:clamp(23px,5vw,55px);border-radius:14px;background:radial-gradient(ellipse at 95% 100%,#347e70,transparent 65%),#153c3b;color:#fff}
.workspace-intro h1{margin:14px 0}
.workspace-intro p{margin:0;color:#e0efe9}
.workspace-intro .label{display:flex;gap:10px;align-items:center;flex-wrap:wrap;color:#c8eadf}
.sample-badge{border:1px solid #8dc6b2;border-radius:999px;padding:3px 9px;letter-spacing:.04em;text-transform:none}
.filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:16px;background:var(--soft);border-radius:12px}
.filters select{width:100%;min-height:44px;background:white}
.workspace-nav button{min-height:44px}
.flow li{position:relative;border-top:3px solid #4b8876}
.flow li+li::before{content:"";position:absolute;width:8px;height:8px;border-top:2px solid #4b8876;border-right:2px solid #4b8876;transform:rotate(45deg);left:-12px;top:28px}
.table-wrap{border:1px solid var(--line);border-radius:10px}
.table-wrap td{font-variant-numeric:tabular-nums}
@media(max-width:600px){
header,main,footer{padding-inline:12px}
#demo{margin-top:0}
.filters{grid-template-columns:1fr 1fr}
.filters label:first-child{grid-column:1/-1}
.workspace-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
.flow li+li::before{left:24px;top:-11px;transform:rotate(135deg)}
}
.sample-video{margin:0 0 18px;max-width:820px}.sample-video video{display:block;width:100%;border-radius:12px}
.sample-trend{list-style:none;padding:0;max-width:560px}.sample-trend li{display:grid;grid-template-columns:7rem minmax(0,1fr) 4rem;gap:10px;align-items:center}.sample-trend progress{width:100%;accent-color:#23796f}