:root{--bg:#FBF8F3;--bg2:#F4EFE6;--surface:#FFFFFF;--ink:#15171C;--muted:#59606C;--line:#E7E0D4;--brand:#0C7A63;--brand-ink:#075544;--brand-soft:#DDF2EA;--accent:#F2552C;--accent-ink:#B83A16;--accent-soft:#FFE6DC;--sun:#FFC24B;--chart1:#0C7A63;--chart2:#F2552C;--chart3:#E9A21B;--chart-bg:#EFE9DF;--link:#075544;--shadow:0 1px 2px rgba(20,20,20,.05),0 8px 24px rgba(20,20,20,.06);--r:16px;--maxw:1160px;color-scheme:light}
[data-theme=dark]{--bg:#0D1015;--bg2:#12161D;--surface:#171C24;--ink:#F3F0EA;--muted:#A6ADB9;--line:#28303B;--brand:#33C99E;--brand-ink:#7FE3C4;--brand-soft:#123329;--accent:#FF7A4F;--accent-ink:#FFB59A;--accent-soft:#3A2018;--sun:#FFC24B;--chart1:#33C99E;--chart2:#FF7A4F;--chart3:#F2C14E;--chart-bg:#222935;--link:#33C99E;--shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);color-scheme:dark}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.65 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;overflow-x:hidden;text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;height:auto}
a{color:var(--link);text-underline-offset:3px;text-decoration-thickness:1.5px}
a:hover{color:var(--accent-ink)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(2.1rem,5.4vw,3.6rem);letter-spacing:-.035em}
h2{font-size:clamp(1.5rem,3.2vw,2.15rem);margin-top:1.8em}
h3{font-size:1.2rem;margin-top:1.4em}
p{margin:0 0 1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:var(--surface);padding:8px 12px;z-index:99}
/* header */
.hdr{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:14px;height:64px}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font-weight:850;font-size:1.32rem;letter-spacing:-.04em}
.brand:hover{color:var(--ink)}
.brand .logo-img{height:33px;width:auto;display:block}.brand .logo-d{display:none}[data-theme=dark] .brand .logo-l{display:none}[data-theme=dark] .brand .logo-d{display:block}
.ftr .brand .logo-img,footer .brand .logo-img{height:30px}.ftr .brand{display:inline-flex;margin-bottom:12px}
.mark{width:32px;height:32px;flex:none}.mark-bg{fill:var(--brand)}.mark-z{stroke:#fff}.mark-dot{fill:var(--sun)}.mark-dot2{fill:var(--accent)}
[data-theme=dark] .mark-z{stroke:#0D1015}
.nav{display:flex;gap:4px;margin-left:12px}
.nav a{color:var(--ink);text-decoration:none;font-weight:600;font-size:.95rem;padding:8px 10px;border-radius:10px}
.nav a:hover,.nav a[aria-current=page]{background:var(--bg2);color:var(--ink)}
.hdr-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.theme{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);display:grid;place-items:center;cursor:pointer;padding:0}
.theme svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.theme .i-moon{fill:currentColor;stroke:none}
[data-theme=dark] .theme .i-moon,[data-theme=light] .theme .i-sun{display:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 18px;font-weight:700;font-size:1rem;text-decoration:none;border:2px solid transparent;cursor:pointer;line-height:1.2;font-family:inherit;transition:transform .12s ease,box-shadow .12s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px color-mix(in srgb,var(--accent) 35%,transparent)}
.btn-primary:hover{color:#fff;background:var(--accent-ink)}
[data-theme=dark] .btn-primary{color:#1a0d07}[data-theme=dark] .btn-primary:hover{color:#1a0d07;background:#ff9670}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-sm{padding:9px 14px;font-size:.92rem;border-radius:10px}
.i-arrow,.i-check{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;background:var(--surface)}
.menu summary::-webkit-details-marker{display:none}
.menu summary span,.menu summary span::before,.menu summary span::after{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;content:""}
.menu summary span::before{position:absolute;top:-6px}.menu summary span::after{position:absolute;top:6px}
.menu-panel{position:absolute;right:0;top:48px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:10px;width:min(300px,calc(100vw - 24px));display:grid}
.menu-panel a{padding:11px 12px;border-radius:10px;color:var(--ink);text-decoration:none;font-weight:600}
.menu-panel a:hover{background:var(--bg2)}
@media (max-width:900px){.nav{display:none}.menu{display:block}.hdr .btn-cta{display:none}}
/* hero */
.hero{padding:56px 0 40px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% -10% auto auto;width:620px;height:620px;background:radial-gradient(circle,color-mix(in srgb,var(--sun) 40%,transparent),transparent 65%);z-index:-1;pointer-events:none}
.hero::after{content:"";position:absolute;left:-180px;bottom:-260px;width:520px;height:520px;background:radial-gradient(circle,color-mix(in srgb,var(--brand) 22%,transparent),transparent 65%);z-index:-1;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.kicker{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.85rem;letter-spacing:.02em;color:var(--brand-ink);background:var(--brand-soft);padding:6px 12px;border-radius:999px;margin-bottom:18px}
[data-theme=dark] .kicker{color:var(--brand-ink)}
.lede{font-size:clamp(1.1rem,2.2vw,1.3rem);color:var(--muted);max-width:640px}
.hl{background:linear-gradient(transparent 62%,color-mix(in srgb,var(--sun) 70%,transparent) 62%);padding:0 .08em}
[data-theme=dark] .hl{background:linear-gradient(transparent 62%,color-mix(in srgb,var(--accent) 45%,transparent) 62%)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 14px}
.fine{font-size:.88rem;color:var(--muted)}
.fine a{color:var(--muted)}
/* cards & grids */
.section{padding:56px 0}
.section.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid{display:grid;gap:18px}
.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:900px){.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);min-width:0}
.card h3{margin-top:0}
.card p:last-child{margin-bottom:0}
a.card{display:block;text-decoration:none;color:var(--ink);transition:transform .12s ease,border-color .12s ease}
a.card:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--ink)}
.card .meta{font-size:.82rem;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.pill{display:inline-block;font-size:.78rem;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent-ink);margin:0 6px 6px 0}
[data-theme=dark] .pill{color:var(--accent-ink)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:22px 0}
@media (max-width:700px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;min-width:0}
.stat b{display:block;font-size:clamp(1.5rem,3.6vw,2.1rem);letter-spacing:-.03em;line-height:1.1}
.stat span{font-size:.86rem;color:var(--muted)}
.stat.s-accent b{color:var(--accent)}.stat.s-brand b{color:var(--brand)}
/* article */
.crumbs{font-size:.86rem;color:var(--muted);margin:22px 0 10px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--ink)}
.crumbs span[aria-hidden]{opacity:.5}
.eyebrow{font-weight:800;font-size:.82rem;color:var(--accent-ink);text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px}
[data-theme=dark] .eyebrow{color:var(--accent)}
.art-head{padding:6px 0 18px}
.art-head h1{font-size:clamp(2rem,4.6vw,3.1rem)}
.art-meta{color:var(--muted);font-size:.9rem}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;padding-bottom:40px}
@media (max-width:980px){.layout{grid-template-columns:1fr}.aside{order:2}}
.aside{position:sticky;top:84px;display:grid;gap:16px}
@media (max-width:980px){.aside{position:static}}
.toc{font-size:.92rem}.toc ol{padding-left:18px;margin:0}.toc li{margin:6px 0}.toc a{color:var(--ink);text-decoration:none}.toc a:hover{color:var(--accent-ink)}
.answer{background:var(--brand-soft);border:1px solid color-mix(in srgb,var(--brand) 30%,transparent);border-radius:var(--r);padding:20px 22px;margin:8px 0 22px}
.answer h2{font-size:1rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 8px;color:var(--brand-ink)}
.answer p{margin:0;font-size:1.06rem}
.takeaways{list-style:none;padding:0;margin:0 0 26px;display:grid;gap:8px}
.takeaways li{display:flex;gap:10px;align-items:flex-start}
.takeaways .i-check{color:var(--brand);flex:none;margin-top:4px}
.prose{min-width:0}
.prose h2{scroll-margin-top:90px}
.prose ul,.prose ol{padding-left:22px}.prose li{margin:.35em 0}
.prose blockquote{margin:1.2em 0;padding:14px 18px;border-left:4px solid var(--accent);background:var(--surface);border-radius:0 12px 12px 0}
.prose pre{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;white-space:pre-wrap;word-break:break-word;font-size:.92rem;line-height:1.55}
.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em}
.tbl{width:100%;overflow-x:auto;margin:1.2em 0;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.prose table,.tbl table{width:100%;border-collapse:collapse;font-size:.95rem}
.prose table{display:block;overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.prose .tbl table{display:table;border:0;border-radius:0;background:none}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:700;background:var(--bg2)}
@media (min-width:700px){th{white-space:nowrap}}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
tr:last-child td{border-bottom:0}
.illus{background:var(--accent-soft);color:var(--accent-ink);border-radius:12px;padding:10px 14px;font-weight:600;font-size:.92rem;margin-bottom:18px}
.cite{font-size:.86rem;color:var(--muted);border-top:1px dashed var(--line);padding-top:10px;margin-top:10px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin:10px 0}
.faq summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:800;color:var(--accent)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:10px 0 0;color:var(--muted)}
.sources{font-size:.9rem}.sources li{word-break:break-word}
/* charts */
.chart{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:16px 0}
.chart figcaption{font-size:.86rem;color:var(--muted);margin-top:8px}
.bars{display:grid;gap:9px}
.bar{display:grid;grid-template-columns:minmax(90px,170px) minmax(0,1fr) 64px;gap:10px;align-items:center;font-size:.92rem}
.bar .lbl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar .track{height:14px;background:var(--chart-bg);border-radius:99px;overflow:hidden}
.bar .fill{display:block;height:100%;background:var(--chart1);border-radius:99px}
.bar.c2 .fill{background:var(--chart2)}.bar.c3 .fill{background:var(--chart3)}
.bar .val{text-align:right;font-variant-numeric:tabular-nums;font-weight:700}
@media (max-width:560px){.bar{grid-template-columns:minmax(0,1fr) 58px;row-gap:3px;font-size:.9rem}.bar .lbl{grid-column:1/-1;white-space:normal}.bar .track{grid-column:1}}
.w0{width:0}.w1{width:1%}.w2{width:2%}.w3{width:3%}.w4{width:4%}.w5{width:5%}.w6{width:6%}.w7{width:7%}.w8{width:8%}.w9{width:9%}.w10{width:10%}.w11{width:11%}.w12{width:12%}.w13{width:13%}.w14{width:14%}.w15{width:15%}.w16{width:16%}.w17{width:17%}.w18{width:18%}.w19{width:19%}.w20{width:20%}.w21{width:21%}.w22{width:22%}.w23{width:23%}.w24{width:24%}.w25{width:25%}.w26{width:26%}.w27{width:27%}.w28{width:28%}.w29{width:29%}.w30{width:30%}.w31{width:31%}.w32{width:32%}.w33{width:33%}.w34{width:34%}.w35{width:35%}.w36{width:36%}.w37{width:37%}.w38{width:38%}.w39{width:39%}.w40{width:40%}.w41{width:41%}.w42{width:42%}.w43{width:43%}.w44{width:44%}.w45{width:45%}.w46{width:46%}.w47{width:47%}.w48{width:48%}.w49{width:49%}.w50{width:50%}.w51{width:51%}.w52{width:52%}.w53{width:53%}.w54{width:54%}.w55{width:55%}.w56{width:56%}.w57{width:57%}.w58{width:58%}.w59{width:59%}.w60{width:60%}.w61{width:61%}.w62{width:62%}.w63{width:63%}.w64{width:64%}.w65{width:65%}.w66{width:66%}.w67{width:67%}.w68{width:68%}.w69{width:69%}.w70{width:70%}.w71{width:71%}.w72{width:72%}.w73{width:73%}.w74{width:74%}.w75{width:75%}.w76{width:76%}.w77{width:77%}.w78{width:78%}.w79{width:79%}.w80{width:80%}.w81{width:81%}.w82{width:82%}.w83{width:83%}.w84{width:84%}.w85{width:85%}.w86{width:86%}.w87{width:87%}.w88{width:88%}.w89{width:89%}.w90{width:90%}.w91{width:91%}.w92{width:92%}.w93{width:93%}.w94{width:94%}.w95{width:95%}.w96{width:96%}.w97{width:97%}.w98{width:98%}.w99{width:99%}.w100{width:100%}
/* forms */
.formcard{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:var(--shadow)}
.formcard h2,.formcard h3{margin-top:0}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:560px){.fgrid{grid-template-columns:1fr}}
.field{display:grid;gap:5px;min-width:0}.field.full{grid-column:1/-1}
.field label{font-weight:650;font-size:.9rem}
.field input,.field select,.field textarea{width:100%;font:inherit;font-size:16px;color:var(--ink);background:var(--bg);border:1.5px solid var(--line);border-radius:11px;padding:11px 12px;min-width:0}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 25%,transparent)}
.hp{position:absolute;left:-5000px;width:1px;height:1px;overflow:hidden}
.form-ok,.form-err{border-radius:12px;padding:14px 16px;margin-top:12px;font-weight:600}
.form-ok{background:var(--brand-soft);color:var(--brand-ink)}.form-err{background:var(--accent-soft);color:var(--accent-ink)}
.formcard form>button[type=submit]{margin-top:16px}
.privacy-note{display:flex;gap:8px;align-items:flex-start;font-size:.86rem;color:var(--muted);margin-top:10px}
.privacy-note svg{flex:none;width:16px;height:16px;margin-top:3px;fill:none;stroke:var(--brand);stroke-width:2}
/* cta band */
.band{background:linear-gradient(135deg,var(--brand) 0%,color-mix(in srgb,var(--brand) 70%,#000) 100%);color:#fff;border-radius:24px;padding:36px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;margin:40px 0}
.band h2{margin:0 0 6px;color:#fff;font-size:clamp(1.4rem,3vw,2rem)}.band p{margin:0;color:rgba(255,255,255,.88)}
[data-theme=dark] .band{background:linear-gradient(135deg,#12382F 0%,#0F2A24 100%);border:1px solid var(--line)}
@media (max-width:700px){.band{grid-template-columns:1fr;padding:26px}}
/* steps */
.steps{counter-reset:s;display:grid;gap:16px}
.step{position:relative;padding-left:58px}
.step::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;width:42px;height:42px;border-radius:12px;background:var(--accent-soft);color:var(--accent-ink);font-weight:850;display:grid;place-items:center;font-size:1.1rem}
/* list grids */
.linkgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;padding:0;list-style:none}
.linkgrid a{display:flex;justify-content:space-between;gap:8px;padding:12px 14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink);font-weight:600}
.linkgrid a:hover{border-color:var(--brand)}
.linkgrid small{color:var(--muted);font-weight:500}
.soon{opacity:.6}
/* mock app */
.mock{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden}
.mock-top{display:flex;gap:6px;padding:12px 14px;border-bottom:1px solid var(--line);background:var(--bg2)}
.mock-top i{width:10px;height:10px;border-radius:50%;background:var(--line);display:block}
.mock-body{padding:16px;display:grid;gap:10px}
.mock-filter{display:flex;flex-wrap:wrap;gap:6px}
.mock-row{display:grid;grid-template-columns:36px 1fr auto;gap:10px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:12px}
.mock-av{width:36px;height:36px;border-radius:10px;background:var(--brand-soft);display:grid;place-items:center;font-weight:800;color:var(--brand-ink);font-size:.85rem}
.mock-row b{display:block;font-size:.95rem}.mock-row small{color:var(--muted)}
.mock-fit{font-weight:800;color:var(--brand);font-size:.9rem}
/* footer */
.ftr{border-top:1px solid var(--line);background:var(--bg2);padding:44px 0 110px;margin-top:40px;font-size:.93rem}
.ftr-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:24px}
@media (max-width:900px){.ftr-grid{grid-template-columns:1fr 1fr}}
.ftr h3{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 10px}
.ftr ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.ftr a{color:var(--ink);text-decoration:none}.ftr a:hover{color:var(--accent-ink)}
.ftr-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:18px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;color:var(--muted);font-size:.86rem}
/* sticky cta (mobile) */
.sticky{position:fixed;left:12px;right:12px;bottom:12px;z-index:50;display:none;transition:transform .2s ease,opacity .2s ease}
.sticky a{width:100%;padding:14px 18px;font-size:1.02rem;border-radius:14px}
@media (max-width:900px){.sticky{display:block}}
.sticky.hide{transform:translateY(140%);opacity:0;pointer-events:none}
.notfound{text-align:center;padding:80px 0}
.video-ph{aspect-ratio:16/9;border-radius:14px;background:linear-gradient(135deg,var(--brand-soft),var(--accent-soft));display:grid;place-items:center;color:var(--muted);font-weight:700;margin-bottom:12px}
.price{font-size:2rem;font-weight:850;letter-spacing:-.03em;margin:6px 0}
.plan ul{list-style:none;padding:0;margin:14px 0 18px;display:grid;gap:8px}
.plan li{display:flex;gap:8px}.plan li .i-check{color:var(--brand);flex:none;margin-top:4px}
.plan.featured{border:2px solid var(--accent)}
.logo-strip{display:flex;flex-wrap:wrap;gap:10px}
.chips a{display:inline-block;margin:0 8px 8px 0;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);text-decoration:none;font-weight:600;font-size:.9rem}
.chips a:hover{border-color:var(--brand)}

/* product video (2026-11-01) */
.video{display:block;width:100%;height:auto;aspect-ratio:16/9;border-radius:14px;background:#0D1015;margin-bottom:12px}
.home-video{box-shadow:var(--shadow);border:1px solid var(--line);margin:8px 0 12px}