/* ============ TOKENS ============ */
:root{
  /* neutrals — cool, faintly green-biased toward the petrol accent */
  --paper:#F3F6F5;
  --surface:#FFFFFF;
  --surface-2:#ECF1EF;
  --ink:#0D2427;
  --ink-soft:#51686A;
  --ink-faint:#7C9092;
  --line:#DCE6E3;
  --line-strong:#C6D4D0;
  /* brand */
  --brand:#0E5F63;
  --brand-deep:#0A4A4E;
  --aqua:#2AA39B;
  --mint:#43BE9C;
  --coral:#EE6A4D;
  --coral-deep:#D9573B;
  --amber:#DA9A34;
  --on-brand:#EAF6F4;
  /* effects */
  --shadow-sm:0 1px 2px rgba(12,36,39,.06),0 2px 8px rgba(12,36,39,.05);
  --shadow-md:0 4px 12px rgba(12,36,39,.08),0 14px 40px rgba(12,36,39,.10);
  --shadow-lg:0 20px 60px rgba(10,74,78,.16);
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --maxw:1140px;
  --ease:cubic-bezier(.22,.61,.36,1);
  /* type */
  --sans:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,Roboto,sans-serif;
  --serif:ui-serif,"Iowan Old Style",Georgia,"Times New Roman",serif;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){
  :root{
    --paper:#081A1C;
    --surface:#0E2528;
    --surface-2:#133033;
    --ink:#E7F1EE;
    --ink-soft:#A5BEBB;
    --ink-faint:#748D8B;
    --line:#1E3B3E;
    --line-strong:#294B4E;
    --brand:#2AA39B;
    --brand-deep:#1B8079;
    --aqua:#45C7B6;
    --mint:#58D2B4;
    --coral:#FF7E62;
    --coral-deep:#FF6A4B;
    --amber:#F0B858;
    --on-brand:#04191B;
    --shadow-sm:0 1px 2px rgba(0,0,0,.35);
    --shadow-md:0 6px 18px rgba(0,0,0,.4),0 18px 50px rgba(0,0,0,.5);
    --shadow-lg:0 24px 70px rgba(0,0,0,.55);
  }
}
/* explicit toggle wins in both directions */
:root[data-theme="light"]{
  --paper:#F3F6F5;--surface:#FFFFFF;--surface-2:#ECF1EF;--ink:#0D2427;--ink-soft:#51686A;--ink-faint:#7C9092;
  --line:#DCE6E3;--line-strong:#C6D4D0;--brand:#0E5F63;--brand-deep:#0A4A4E;--aqua:#2AA39B;--mint:#43BE9C;
  --coral:#EE6A4D;--coral-deep:#D9573B;--amber:#DA9A34;--on-brand:#EAF6F4;
  --shadow-sm:0 1px 2px rgba(12,36,39,.06),0 2px 8px rgba(12,36,39,.05);
  --shadow-md:0 4px 12px rgba(12,36,39,.08),0 14px 40px rgba(12,36,39,.10);
  --shadow-lg:0 20px 60px rgba(10,74,78,.16);
}
:root[data-theme="dark"]{
  --paper:#081A1C;--surface:#0E2528;--surface-2:#133033;--ink:#E7F1EE;--ink-soft:#A5BEBB;--ink-faint:#748D8B;
  --line:#1E3B3E;--line-strong:#294B4E;--brand:#2AA39B;--brand-deep:#1B8079;--aqua:#45C7B6;--mint:#58D2B4;
  --coral:#FF7E62;--coral-deep:#FF6A4B;--amber:#F0B858;--on-brand:#04191B;
  --shadow-sm:0 1px 2px rgba(0,0,0,.35);
  --shadow-md:0 6px 18px rgba(0,0,0,.4),0 18px 50px rgba(0,0,0,.5);
  --shadow-lg:0 24px 70px rgba(0,0,0,.55);
}

/* ============ BASE ============ */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;line-height:1.08;letter-spacing:-.02em;text-wrap:balance;font-weight:640}
p{margin:0}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
::selection{background:var(--brand);color:var(--on-brand)}
:focus-visible{outline:2.5px solid var(--coral);outline-offset:3px;border-radius:4px}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:26px}
.eyebrow{
  font-family:var(--serif);font-style:italic;font-size:15px;letter-spacing:.01em;
  color:var(--brand);display:inline-flex;align-items:center;gap:.5em;
}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--coral);display:inline-block;border-radius:2px}
.mono{font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:var(--ink-faint);text-transform:uppercase}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:.55em;font-family:var(--sans);font-weight:600;font-size:15.5px;
  padding:13px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),border-color .2s;
  line-height:1;white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 6px 18px rgba(238,106,77,.34)}
.btn-primary:hover{background:var(--coral-deep);transform:translateY(-2px);box-shadow:0 10px 26px rgba(238,106,77,.4)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-brand{background:var(--brand);color:var(--on-brand)}
.btn-brand:hover{background:var(--brand-deep);transform:translateY(-2px)}
.btn .arw{transition:transform .2s var(--ease)}
.btn:hover .arw{transform:translateX(3px)}

/* ============ NAV ============ */
header.nav{
  position:sticky;top:0;z-index:60;
  background:color-mix(in srgb,var(--paper) 82%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s,background .3s;
}
header.nav.scrolled{border-bottom-color:var(--line);background:color-mix(in srgb,var(--paper) 90%,transparent)}
.nav-in{display:flex;align-items:center;gap:20px;height:70px}
.brand{display:flex;align-items:center;gap:11px;cursor:pointer;flex-shrink:0}
.brand .mark{width:34px;height:34px;flex-shrink:0}
.brand .name{font-weight:680;font-size:20px;letter-spacing:-.02em}
.brand .name b{color:var(--brand);font-weight:680}
.brand .name .dot{color:var(--coral)}
nav.links{display:flex;align-items:center;gap:4px;margin-left:14px}
nav.links a{
  font-size:15px;font-weight:500;color:var(--ink-soft);padding:9px 12px;border-radius:9px;
  transition:color .18s,background .18s;cursor:pointer;white-space:nowrap;
}
@media (max-width:860px){nav.links{gap:0;margin-left:6px}nav.links a{padding:9px 8px;font-size:14px}}
nav.links a:hover{color:var(--ink);background:var(--surface-2)}
nav.links a.active{color:var(--brand);font-weight:600}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.theme-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--surface);
  display:grid;place-items:center;cursor:pointer;color:var(--ink-soft);transition:.18s;flex-shrink:0;
}
.theme-btn:hover{color:var(--brand);border-color:var(--brand)}
.theme-btn .moon{display:none}
:root[data-theme="dark"] .theme-btn .sun{display:none}
:root[data-theme="dark"] .theme-btn .moon{display:block}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .theme-btn .sun{display:none}
  :root:not([data-theme="light"]) .theme-btn .moon{display:block}
}
.menu-btn{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:var(--surface);cursor:pointer;color:var(--ink);place-items:center}

/* ============ HERO ============ */
.hero{position:relative;padding:64px 0 40px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero h1{font-size:clamp(38px,5.4vw,62px);letter-spacing:-.033em;font-weight:680}
.hero .lead{margin-top:22px;font-size:clamp(17px,1.6vw,19.5px);color:var(--ink-soft);max-width:36ch;line-height:1.6}
.hero .cta-row{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero .tagrow{margin-top:26px;display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.hero .tagrow .mono{display:inline-flex;align-items:center;gap:7px}
.hero .tagrow .dotmk{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px color-mix(in srgb,var(--mint) 26%,transparent)}

/* crossfading photo backdrop (behind hero text; sensor panel stays plain) */
.hero-bgphotos{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero-bgphotos img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:82% 32%;opacity:0;animation:heroPhotoCycle 35s infinite}
.hero-bgphotos img:nth-child(1){animation-delay:0s}
.hero-bgphotos img:nth-child(2){animation-delay:5s}
.hero-bgphotos img:nth-child(3){animation-delay:10s}
.hero-bgphotos img:nth-child(4){animation-delay:15s}
.hero-bgphotos img:nth-child(5){animation-delay:20s}
.hero-bgphotos img:nth-child(6){animation-delay:25s}
.hero-bgphotos img:nth-child(7){animation-delay:30s}
@keyframes heroPhotoCycle{0%{opacity:0}3%{opacity:1}11%{opacity:1}14%{opacity:0}100%{opacity:0}}
.hero-bgphotos-scrim{position:absolute;inset:0;background:linear-gradient(100deg,var(--paper) 0%,var(--paper) 30%,color-mix(in srgb,var(--paper) 58%,transparent) 52%,color-mix(in srgb,var(--paper) 22%,transparent) 72%,transparent 92%)}

/* decorative background blobs, gently animated */
.hero{position:relative}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:0}
.hero::before{top:-130px;left:-170px;width:420px;height:420px;background:color-mix(in srgb,var(--mint) 32%,transparent);opacity:.35;animation:blobDrift 15s ease-in-out infinite}
.hero::after{bottom:-170px;right:-150px;width:380px;height:380px;background:color-mix(in srgb,var(--coral) 26%,transparent);opacity:.3;animation:blobDrift 18s ease-in-out infinite reverse}
.hero .hero-grid{position:relative;z-index:1}
@keyframes blobDrift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(24px,-18px) scale(1.08)}}

/* shared pulse-ring keyframe, used by the sensing-layer floor plan pins */
@keyframes pulsePing{
  0%{transform:scale(.5);opacity:.55}
  80%{opacity:0}
  100%{transform:scale(3.4);opacity:0}
}

/* signal panel */
.signal{
  position:relative;background:
    linear-gradient(180deg,color-mix(in srgb,var(--brand) 9%,var(--surface)),var(--surface));
  border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);
  padding:20px;overflow:hidden;
}
.signal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.signal-head .lbl{display:flex;align-items:center;gap:9px}
.signal-head .lbl .live{width:8px;height:8px;border-radius:50%;background:var(--coral);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 color-mix(in srgb,var(--coral) 55%,transparent)}50%{opacity:.65;box-shadow:0 0 0 6px transparent}}
.signal canvas{display:block;width:100%;height:150px;border-radius:12px;background:
  radial-gradient(120% 120% at 20% 0%,color-mix(in srgb,var(--brand) 12%,var(--surface)),var(--surface));
  border:1px solid var(--line)}
.events{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.event{
  display:flex;align-items:center;gap:11px;padding:10px 13px;border-radius:12px;background:var(--surface-2);
  border:1px solid var(--line);opacity:0;transform:translateY(8px);animation:evin .5s var(--ease) forwards;
}
@keyframes evin{to{opacity:1;transform:none}}
.event .ico{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;flex-shrink:0;background:color-mix(in srgb,var(--brand) 14%,transparent);color:var(--brand)}
.event .txt{flex:1;min-width:0}
.event .txt .t{font-size:14.5px;font-weight:600}
.event .txt .s{font-size:12px;color:var(--ink-faint);font-family:var(--mono)}
.event .chip{font-family:var(--mono);font-size:11px;padding:4px 9px;border-radius:999px;letter-spacing:.03em}
.chip.ok{background:color-mix(in srgb,var(--mint) 18%,transparent);color:var(--mint)}
.chip.watch{background:color-mix(in srgb,var(--amber) 20%,transparent);color:var(--amber)}

/* ============ SECTIONS ============ */
section{padding:76px 0}
section[id]{scroll-margin-top:84px}
.sec-head{max-width:60ch}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);margin-top:14px;letter-spacing:-.028em}
.sec-head p.dek{margin-top:16px;font-size:18px;color:var(--ink-soft);max-width:52ch}
.band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* trust bar */
.trust{padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface)}
.trust-in{display:flex;align-items:center;gap:30px;flex-wrap:wrap;justify-content:center}
.trust .lab{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}
.trust .org{display:flex;align-items:center;gap:9px;font-weight:600;color:var(--ink-soft);font-size:15px}
.trust .org svg{color:var(--brand)}

/* problem cards */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.pcard{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:transform .22s var(--ease),box-shadow .22s}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.pcard::before{content:"";position:absolute;top:-34px;right:-34px;width:110px;height:110px;border-radius:50%;background:color-mix(in srgb,var(--coral) 9%,transparent);z-index:0}
.pcard>*{position:relative;z-index:1}
.pcard .picon{width:46px;height:46px;border-radius:12px;background:color-mix(in srgb,var(--coral) 12%,transparent);color:var(--coral);display:grid;place-items:center;margin-bottom:16px}
.pcard .num{font-family:var(--mono);font-size:12px;color:var(--coral);letter-spacing:.06em}
.pcard h3{font-size:20px;margin:12px 0 9px;font-weight:620}
.pcard p{color:var(--ink-soft);font-size:15.5px}

/* sensing / devices */
.devwrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
.privacy-note{margin-top:22px;display:flex;gap:13px;align-items:flex-start;padding:16px 18px;border-radius:14px;background:color-mix(in srgb,var(--brand) 8%,var(--surface));border:1px solid color-mix(in srgb,var(--brand) 22%,var(--line))}
.privacy-note svg{color:var(--brand);flex-shrink:0;margin-top:2px}
.privacy-note b{color:var(--ink)}
.privacy-note p{font-size:14.5px;color:var(--ink-soft)}
.homemap{margin-top:24px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);background:var(--surface)}
.homemap svg{display:block;width:100%;height:auto}
.homemap .pin-ring{animation:pulsePing 3.6s ease-out infinite}
.homemap .pin-b{animation-delay:.5s}
.homemap .pin-c{animation-delay:1s}
.homemap .pin-k{animation-delay:1.5s}
.devgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.dev{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;gap:14px;align-items:center;transition:.2s;box-shadow:var(--shadow-sm)}
.dev:hover{border-color:color-mix(in srgb,var(--brand) 45%,var(--line));transform:translateY(-3px)}
.dev .di{width:46px;height:46px;border-radius:12px;background:color-mix(in srgb,var(--brand) 12%,transparent);color:var(--brand);display:grid;place-items:center;flex-shrink:0}
.dev .di svg{width:24px;height:24px}
.dev.primary .di{background:var(--brand);color:var(--on-brand)}
.dev h4{font-size:16px;font-weight:620;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.dev .pill{font-family:var(--mono);font-size:9.5px;letter-spacing:.04em;padding:2px 7px;border-radius:999px;background:var(--coral);color:#fff}
.dev p{font-size:13px;color:var(--ink-soft);margin-top:4px;line-height:1.4}

/* how-it-works: circular loop diagram + description list */
.how-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center;margin-top:48px}
.loop-circle{max-width:320px;margin-inline:auto}
.loop-circle svg{width:100%;height:auto}
.loop-list{display:flex;flex-direction:column;gap:22px}
.loop-item{display:flex;gap:16px;align-items:flex-start}
.loop-item .ln{width:42px;height:42px;border-radius:12px;background:var(--brand);color:var(--on-brand);display:grid;place-items:center;font-family:var(--mono);font-weight:700;font-size:15px;flex-shrink:0;box-shadow:var(--shadow-sm)}
.loop-item h3{font-size:19px;margin:2px 0 6px;font-weight:620}
.loop-item p{font-size:14.5px;color:var(--ink-soft)}
@media (max-width:860px){.how-grid{grid-template-columns:1fr}.loop-circle{max-width:260px}}
.loopnote{margin-top:30px;display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--brand);text-transform:uppercase;padding:8px 14px;border-radius:999px;background:color-mix(in srgb,var(--brand) 10%,transparent);border:1px solid color-mix(in srgb,var(--brand) 24%,var(--line))}

/* dashboard */
.dashwrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.dash{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}
.dash .dtop{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:color-mix(in srgb,var(--brand) 6%,var(--surface))}
.dash .dtop .who{display:flex;align-items:center;gap:11px}
.dash .av{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--aqua));color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px}
.dash .who .nm{font-weight:640;font-size:15px}
.dash .who .rm{font-size:12px;color:var(--ink-faint);font-family:var(--mono)}
.dbody{padding:20px;display:flex;flex-direction:column;gap:16px}
.alert{display:flex;gap:11px;align-items:center;padding:12px 14px;border-radius:12px;background:color-mix(in srgb,var(--amber) 12%,var(--surface));border:1px solid color-mix(in srgb,var(--amber) 34%,transparent)}
.alert svg{color:var(--amber);flex-shrink:0}
.alert .at{font-size:13.5px;font-weight:600}
.alert .as{font-size:12px;color:var(--ink-soft)}
.metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.metric{border:1px solid var(--line);border-radius:12px;padding:12px 13px;background:var(--paper)}
.metric .ml{font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-faint);display:flex;justify-content:space-between;align-items:center}
.metric .mv{font-size:22px;font-weight:680;margin-top:5px;font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:6px}
.metric .mv small{font-size:12px;font-weight:600}
.up{color:var(--mint)}.down{color:var(--coral)}
.spark{margin-top:8px;height:30px;width:100%}
.resptrack{border:1px solid var(--line);border-radius:12px;padding:14px;background:var(--paper)}
.resptrack .rt-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.resptrack .rt-h .t{font-size:13px;font-weight:640}
.bars{display:flex;flex-direction:column;gap:9px}
.bar-row{display:grid;grid-template-columns:120px 1fr auto;gap:10px;align-items:center;font-size:12.5px}
.bar-row .bn{color:var(--ink-soft);font-family:var(--mono);font-size:11px}
.bar-track{height:7px;border-radius:99px;background:var(--surface-2);overflow:hidden}
.bar-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--mint))}

/* A day with Elderbot */
.day-section{position:relative;overflow:hidden}
.day-section::before{content:"";position:absolute;width:680px;height:680px;right:-260px;top:-180px;border-radius:50%;pointer-events:none;background:radial-gradient(circle,rgba(42,163,155,.12) 0,rgba(67,190,156,.055) 42%,transparent 70%)}
.day-heading{max-width:760px;position:relative}
.day-experience{position:relative;margin-top:42px;padding:30px;border:1px solid var(--line);border-radius:28px;background:linear-gradient(145deg,var(--surface) 0%,color-mix(in srgb,var(--surface-2) 65%,var(--surface)) 100%);box-shadow:var(--shadow-md);overflow:hidden}
.day-experience::after{content:"";position:absolute;width:260px;height:260px;left:-130px;bottom:-170px;border-radius:50%;background:rgba(42,163,155,.08);pointer-events:none}
.day-flow{position:relative;z-index:1;display:grid;grid-template-columns:minmax(118px,1fr) 54px minmax(118px,1fr) 54px minmax(118px,1fr) 54px minmax(118px,1fr);align-items:center}
.day-flow-node{min-height:132px;padding:17px 12px;border:1px solid var(--line);border-radius:20px;background:color-mix(in srgb,var(--surface) 88%,transparent);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .4s var(--ease),border-color .4s,box-shadow .4s,background .4s}
.day-flow-node strong{font-size:15px;line-height:1.2;letter-spacing:-.01em}
.day-flow-icon{width:62px;height:62px;border-radius:18px;display:grid;place-items:center;color:var(--brand);background:rgba(14,95,99,.09);transition:transform .4s var(--ease),background .4s,color .4s}
.day-flow-icon svg{width:38px;height:38px;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.day-ai .day-flow-icon{color:var(--aqua);background:rgba(42,163,155,.11)}
.day-care .day-flow-icon{color:#247f89;background:rgba(36,127,137,.1)}
.day-support .day-flow-icon{color:var(--mint);background:rgba(67,190,156,.12)}
.day-flow-node.is-active{transform:translateY(-5px);border-color:color-mix(in srgb,var(--aqua) 60%,var(--line));background:var(--surface);box-shadow:0 14px 34px rgba(14,95,99,.14)}
.day-flow-node.is-active .day-flow-icon{color:var(--on-brand);background:linear-gradient(145deg,var(--brand),var(--aqua));transform:scale(1.06)}
.day-connector{position:relative;height:2px;background:var(--line-strong);overflow:hidden;transition:background .35s}
.day-connector::after{content:"";position:absolute;right:-1px;top:50%;width:7px;height:7px;border-top:2px solid var(--line-strong);border-right:2px solid var(--line-strong);transform:translateY(-50%) rotate(45deg)}
.day-connector.is-active{background:color-mix(in srgb,var(--aqua) 70%,var(--line))}
.day-connector.is-active::after{border-color:var(--aqua)}
.day-signal{position:absolute;top:50%;left:-9px;width:9px;height:9px;border-radius:50%;background:var(--aqua);box-shadow:0 0 0 5px rgba(42,163,155,.14);transform:translateY(-50%);opacity:0}
.day-connector.is-active .day-signal{opacity:1;animation:daySignal 1.65s linear infinite}
@keyframes daySignal{to{left:calc(100% + 2px)}}
.day-steps{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:26px}
.day-step{appearance:none;width:100%;min-height:172px;padding:17px 16px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--surface) 82%,transparent);color:var(--ink);font:inherit;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:8px;transition:transform .3s var(--ease),border-color .3s,box-shadow .3s,background .3s}
.day-step:hover{transform:translateY(-3px);border-color:var(--line-strong);background:var(--surface)}
.day-step.is-active{border-color:var(--aqua);background:var(--surface);box-shadow:0 10px 26px rgba(14,95,99,.1)}
.day-step-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:2px}
.day-step-num,.day-step-time{font-family:var(--mono);font-size:11px;font-weight:750;letter-spacing:.05em}
.day-step-num{width:29px;height:29px;border-radius:9px;display:grid;place-items:center;color:var(--brand);background:rgba(14,95,99,.09)}
.day-step-time{color:var(--ink-faint)}
.day-step strong{font-size:16px;line-height:1.25}
.day-step-copy{font-size:13px;line-height:1.5;color:var(--ink-soft)}
.day-outcomes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:18px}
.day-outcome{padding:20px;border:1px solid var(--line);border-radius:20px;background:var(--surface);display:flex;align-items:flex-start;gap:14px;box-shadow:var(--shadow-sm)}
.day-outcome-icon{flex:0 0 43px;width:43px;height:43px;border-radius:13px;display:grid;place-items:center;color:var(--brand);background:rgba(42,163,155,.1)}
.day-outcome-icon svg{width:25px;height:25px;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.day-outcome h3{font-size:16px;margin:2px 0 5px}
.day-outcome p{font-size:13px;line-height:1.5;color:var(--ink-soft)}
.day-privacy{width:max-content;max-width:100%;margin:18px auto 0;padding:9px 14px;border:1px solid var(--line);border-radius:999px;background:color-mix(in srgb,var(--surface) 82%,transparent);color:var(--ink-soft);display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;font-weight:650;text-align:center}
.day-privacy svg{flex:0 0 18px;width:18px;height:18px;stroke:var(--aqua);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
@media(max-width:900px){
  .day-experience{padding:24px}
  .day-flow{grid-template-columns:minmax(105px,1fr) 34px minmax(105px,1fr) 34px minmax(105px,1fr) 34px minmax(105px,1fr)}
  .day-flow-node{min-height:116px;padding:14px 8px}.day-flow-icon{width:54px;height:54px;border-radius:16px}.day-flow-icon svg{width:33px;height:33px}
  .day-step{min-height:188px;padding:15px 13px}
}
@media(max-width:760px){
  .day-section::before{width:440px;height:440px;right:-260px;top:-70px}
  .day-experience{margin-top:30px;padding:19px;border-radius:22px;overflow:hidden}
  .day-flow{display:flex;flex-direction:column;align-items:stretch}
  .day-flow-node{width:100%;min-height:92px;flex-direction:row;justify-content:flex-start;text-align:left;padding:14px 18px}
  .day-flow-node.is-active{transform:none;border-color:var(--aqua);box-shadow:0 8px 24px rgba(14,95,99,.12)}
  .day-flow-icon{width:52px;height:52px;flex:0 0 52px}.day-flow-icon svg{width:32px;height:32px}
  .day-connector{width:2px;height:26px;margin:0 0 0 44px;overflow:hidden}
  .day-connector::after{right:auto;left:50%;top:auto;bottom:0;transform:translateX(-50%) rotate(135deg)}
  .day-signal{top:-9px;left:50%;transform:translateX(-50%)}
  .day-connector.is-active .day-signal{animation:daySignalMobile 1.5s linear infinite}
  @keyframes daySignalMobile{to{top:calc(100% + 2px)}}
  .day-steps{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:minmax(245px,84%);overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding:0 2px;padding:3px 2px 10px;margin-right:-19px;overscroll-behavior-inline:contain}
  .day-step{min-height:166px;scroll-snap-align:start}
  .day-outcomes{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:minmax(250px,84%);overflow-x:auto;scroll-snap-type:x mandatory;margin-right:calc((100vw - min(100vw, var(--maxw))) / -2);padding-bottom:9px}
  .day-outcome{scroll-snap-align:start;min-height:116px}
  .day-steps,.day-outcomes{scrollbar-width:none}.day-steps::-webkit-scrollbar,.day-outcomes::-webkit-scrollbar{display:none}
  .day-privacy{border-radius:18px}
}
@media(prefers-reduced-motion:reduce){
  .day-flow-node,.day-flow-icon,.day-step{transition:none}
  .day-connector.is-active .day-signal{animation:none;left:50%;top:50%;opacity:.7}
}
.mini-person{filter:drop-shadow(0 3px 3px rgba(7,63,67,.18))}
.walker-body{animation:walkerBob .46s ease-in-out infinite alternate;transform-box:fill-box;transform-origin:center}
.walk-arm,.walk-leg{transform-box:fill-box;transform-origin:50% 10%;animation:limbSwing .46s ease-in-out infinite alternate}
.arm-right,.leg-left{animation-direction:alternate-reverse}
.wearable-badge{filter:drop-shadow(0 2px 3px rgba(242,111,83,.3))}
.wearable-pulse{transform-box:fill-box;transform-origin:center;animation:wearablePing 1.5s ease-out infinite}
@keyframes walkerBob{from{transform:translateY(0)}to{transform:translateY(-2px)}}
@keyframes limbSwing{from{transform:rotate(-18deg)}to{transform:rotate(18deg)}}
@keyframes wearablePing{0%{transform:scale(.65);opacity:1}100%{transform:scale(1.8);opacity:0}}
@media(prefers-reduced-motion:reduce){.mini-person{display:none}}
/* evidence + pilots */
.evgrid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.goldrow{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.gold{display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:14px;font-weight:600;box-shadow:var(--shadow-sm)}
.gold .gd{width:7px;height:7px;border-radius:50%;background:var(--brand)}
.pilots{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.pilot{display:flex;gap:15px;align-items:center;padding:16px 18px;border-radius:14px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.pilot .pn{font-family:var(--mono);font-size:12px;color:var(--coral);flex-shrink:0}
.pilot .pic{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--aqua));color:var(--on-brand);display:grid;place-items:center;flex-shrink:0;box-shadow:var(--shadow-sm)}
.pilot .pic svg{width:24px;height:24px}
.pilot .pt{font-weight:640;font-size:15.5px}
.pilot .ps{font-size:13px;color:var(--ink-soft)}

/* stats band */
.statband{background:linear-gradient(135deg,var(--brand-deep),var(--brand));color:var(--on-brand)}
:root[data-theme="dark"] .statband{background:linear-gradient(135deg,#0A2E30,#0F4145)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .statband{background:linear-gradient(135deg,#0A2E30,#0F4145)}}
.statband .sec-head h2{color:#fff}
.statband .eyebrow{color:#fff}
.statband .eyebrow::before{background:var(--coral)}
.statband .dek{color:color-mix(in srgb,#fff 82%,transparent)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:44px}
.stat .sicon{color:var(--coral);margin-bottom:10px;opacity:.9}
.stat .sv{font-size:clamp(22px,2.6vw,32px);font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;color:#fff}
.stat .sv .arw{color:var(--coral);font-weight:400;margin:0 4px}
.stat .sl{margin-top:8px;font-size:14px;color:color-mix(in srgb,#fff 80%,transparent);line-height:1.45}
.stat .src{margin-top:6px;font-family:var(--mono);font-size:10.5px;letter-spacing:.03em;color:color-mix(in srgb,#fff 55%,transparent);text-transform:uppercase}

/* audience */
.aud{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:44px}
.acard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm);transition:.22s;overflow:hidden}
.acard:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.abanner{margin:-32px -32px 22px;height:140px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brand),var(--aqua))}
.acard:nth-child(2) .abanner{background:linear-gradient(135deg,var(--coral),var(--amber))}
.abanner svg{width:70%;height:70%}
.acard .aicon{width:52px;height:52px;border-radius:14px;background:color-mix(in srgb,var(--brand) 12%,transparent);color:var(--brand);display:grid;place-items:center;margin-bottom:18px}
.acard .atag{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--coral)}
.acard h3{font-size:23px;margin:12px 0 10px}
.acard p{color:var(--ink-soft);font-size:15.5px}
.acard ul{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.acard li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-soft);align-items:flex-start}
.acard li svg{color:var(--brand);flex-shrink:0;margin-top:3px}

/* contact / CTA */
#contact{position:relative}
#contact::before{content:"";position:absolute;top:10%;right:2%;width:340px;height:340px;border-radius:50%;background:color-mix(in srgb,var(--mint) 22%,transparent);filter:blur(100px);opacity:.3;pointer-events:none;z-index:0}
#contact .wrap{position:relative;z-index:1}
.contact{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;display:grid;grid-template-columns:1fr 1fr}
.contact .left{padding:44px;background:linear-gradient(160deg,color-mix(in srgb,var(--brand) 12%,var(--surface)),var(--surface))}
.contact .left h2{font-size:clamp(26px,3vw,34px)}
.contact .left p{margin-top:14px;color:var(--ink-soft);font-size:16px;max-width:38ch}
.contact .left .points{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.contact .left .points div{display:flex;gap:10px;align-items:center;font-size:14.5px;color:var(--ink-soft)}
.contact .left .points svg{color:var(--brand);flex-shrink:0}
.form{padding:44px;display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12.5px;font-weight:600;color:var(--ink-soft);font-family:var(--mono);letter-spacing:.03em;text-transform:uppercase}
.field input,.field select,.field textarea{
  font-family:var(--sans);font-size:15px;padding:12px 14px;border-radius:11px;border:1px solid var(--line-strong);
  background:var(--paper);color:var(--ink);transition:.18s;width:100%;
}
.field textarea{resize:vertical;min-height:74px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 18%,transparent)}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-ok{display:none;padding:16px;border-radius:12px;background:color-mix(in srgb,var(--mint) 16%,var(--surface));border:1px solid color-mix(in srgb,var(--mint) 40%,transparent);color:var(--ink);font-size:14.5px;align-items:center;gap:10px}
.form-ok.show{display:flex}
.form-ok svg{color:var(--mint);flex-shrink:0}

/* ============ FAQ ============ */
.faq-list{max-width:820px;margin:40px auto 0;display:flex;flex-direction:column;gap:12px}
.qa{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:box-shadow .2s,border-color .2s}
.qa[open]{box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--brand) 32%,var(--line))}
.qa summary{list-style:none;cursor:pointer;padding:20px 22px;display:flex;align-items:center;gap:16px;font-size:17px;font-weight:600}
.qa summary::-webkit-details-marker{display:none}
.qa summary .qn{font-family:var(--mono);font-size:12px;color:var(--brand);flex-shrink:0;width:26px}
.qa summary .plus{margin-left:auto;width:22px;height:22px;flex-shrink:0;position:relative;transition:transform .25s var(--ease)}
.qa summary .plus::before,.qa summary .plus::after{content:"";position:absolute;inset:0;margin:auto;background:var(--ink-soft);border-radius:2px}
.qa summary .plus::before{width:14px;height:2px}
.qa summary .plus::after{width:2px;height:14px}
.qa[open] summary .plus{transform:rotate(135deg)}
.qa .ans{padding:0 22px 22px 64px;color:var(--ink-soft);font-size:15.5px;line-height:1.65}
.qa .ans b{color:var(--ink)}
.faq-foot{max-width:820px;margin:34px auto 0;text-align:center;padding:30px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.faq-foot p{color:var(--ink-soft);margin-bottom:16px}

/* ============ FOUNDERS ============ */
.collab-note{max-width:840px;margin:32px auto 0;display:flex;gap:14px;align-items:center;padding:16px 20px;border-radius:14px;background:color-mix(in srgb,var(--brand) 8%,var(--surface));border:1px solid color-mix(in srgb,var(--brand) 24%,var(--line));font-size:14.5px;color:var(--ink-soft)}
.collab-note svg{color:var(--brand);flex-shrink:0}
.collab-note b{color:var(--ink)}
.founders{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.founders-2up{grid-template-columns:repeat(2,1fr);max-width:720px;margin-inline:auto}
.fcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;text-align:center;box-shadow:var(--shadow-sm);transition:.22s}
.fcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.fav{width:96px;height:96px;border-radius:50%;margin:0 auto 18px;display:grid;place-items:center;background:
   repeating-conic-gradient(from 0deg,color-mix(in srgb,var(--brand) 10%,var(--surface)) 0deg 12deg,var(--surface) 12deg 24deg);
   border:2px dashed var(--line-strong);position:relative}
.fav svg{color:var(--ink-faint);opacity:.6}
.fav .badge{position:absolute;bottom:-2px;right:-2px;width:30px;height:30px;border-radius:50%;background:var(--coral);color:#fff;display:grid;place-items:center;border:3px solid var(--surface)}
.fav-photo{border:2px solid var(--line);overflow:hidden}
.fav-photo img{width:100%;height:100%;object-fit:cover;object-position:50% 28%}
.fcard .role{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--brand)}
.fcard .fname{font-size:20px;font-weight:640;margin:8px 0 4px;color:var(--ink)}
.fcard .fbio{font-size:14px;color:var(--ink-soft);margin-top:10px;line-height:1.55}
.fcard .socials{display:flex;gap:8px;justify-content:center;margin-top:18px}
.fcard .socials a{width:34px;height:34px;border-radius:9px;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-faint);transition:.18s;cursor:pointer}
.fcard .socials a:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px)}
@media (max-width:600px){.founders-2up{grid-template-columns:1fr}}
.advisors{max-width:840px;margin:44px auto 0;text-align:center}
.advisors h3{font-size:20px;margin-bottom:8px}
.advisors p{color:var(--ink-soft);font-size:15px;max-width:52ch;margin:0 auto 22px}
.adv-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.adv-slot{width:64px;height:64px;border-radius:50%;border:2px dashed var(--line-strong);display:grid;place-items:center;color:var(--ink-faint);background:var(--surface)}
.partners{max-width:840px;margin:44px auto 0;text-align:center}
.partners h3{font-size:20px;margin-bottom:8px}
.partners p{color:var(--ink-soft);font-size:15px;max-width:52ch;margin:0 auto 22px}
.partner-row{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.partner-logo{width:170px;min-height:132px;padding:20px 18px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;transition:.2s}
.partner-logo-priority{padding-top:32px}
.partner-logo:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.partner-logo img{max-width:100%;max-height:56px;object-fit:contain}
.partner-logo span{font-family:var(--mono);font-size:11.5px;letter-spacing:.03em;color:var(--ink-faint);text-transform:uppercase}
.join{max-width:840px;margin:44px auto 0;padding:40px;border-radius:var(--radius-lg);text-align:center;background:linear-gradient(150deg,color-mix(in srgb,var(--brand) 14%,var(--surface)),var(--surface));border:1px solid var(--line)}
.join h3{font-size:26px}
.join p{color:var(--ink-soft);margin:12px auto 22px;max-width:46ch}

/* SEO topic and affiliate directory */
.seo-links{padding:68px 0 58px;background:var(--brand-deep);color:var(--on-brand);border-top:1px solid color-mix(in srgb,var(--on-brand) 12%,transparent)}
.seo-head{max-width:700px;margin-bottom:34px}.seo-head .eyebrow{color:var(--aqua)}.seo-head h2{font-size:clamp(26px,3vw,38px);margin-top:12px;color:var(--on-brand)}
.seo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:42px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.15)}
.seo-col{display:flex;flex-direction:column;gap:10px}.seo-col h3,.affiliate-head h3{font-size:16px;color:var(--on-brand);margin-bottom:4px}.seo-col a{font-size:14px;color:rgba(255,255,255,.72);width:fit-content}.seo-col a:hover{color:var(--on-brand);text-decoration:underline}
.affiliate-head{margin:32px 0 16px}.affiliate-head p{font-size:14px;color:rgba(255,255,255,.68);margin-top:5px}
.affiliate-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.affiliate-card{padding:18px 20px;border:1px solid rgba(255,255,255,.16);border-radius:14px;background:rgba(255,255,255,.06);display:flex;flex-direction:column;gap:7px;transition:.2s}.affiliate-card:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}.affiliate-card strong{color:var(--on-brand);font-size:15px}.affiliate-card>span{color:rgba(255,255,255,.68);font-size:13px;line-height:1.5}
@media(max-width:720px){.seo-links{padding:50px 0 42px}.seo-grid{grid-template-columns:1fr;gap:28px}.affiliate-grid{grid-template-columns:1fr}}
/* ============ BLOG ============ */
.bloglist{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.blogcard{display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:0 0 26px;box-shadow:var(--shadow-sm);transition:.22s;overflow:hidden;cursor:pointer}
.blogcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.blogcard .bbanner{height:150px;position:relative;overflow:hidden;background:linear-gradient(135deg,var(--brand),var(--aqua))}
.blogcard:nth-child(2) .bbanner{background:linear-gradient(135deg,var(--coral),var(--amber))}
.blogcard:nth-child(3) .bbanner{background:linear-gradient(135deg,var(--brand-deep),var(--mint))}
.blogcard .bbanner img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s var(--ease)}
.blogcard:hover .bbanner img{transform:scale(1.05)}
.blogcard .bicon{position:absolute;bottom:10px;right:10px;width:34px;height:34px;border-radius:9px;background:color-mix(in srgb,#000 32%,transparent);backdrop-filter:blur(4px);display:grid;place-items:center}
.blogcard .bicon svg{width:18px;height:18px;color:#fff}
.blogcard .bbody{padding:22px 24px 0;display:flex;flex-direction:column;gap:10px;flex:1}
.blogcard .btag{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--coral)}
.blogcard h3{font-size:19px;line-height:1.3;margin:0}
.blogcard p{color:var(--ink-soft);font-size:14.5px;line-height:1.55;margin:0}
.blogcard .bmeta{margin-top:auto;padding-top:10px;display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:11px;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.03em}
.blogcard .bread{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:14px;padding:0 24px}
.blogcard .bread svg{transition:transform .2s var(--ease)}
.blogcard:hover .bread svg{transform:translateX(3px)}
@media (max-width:960px){.bloglist{grid-template-columns:1fr 1fr}}
@media (max-width:720px){.bloglist{grid-template-columns:1fr}}

/* blog article */
.article{max-width:720px;margin:40px auto 0}
.article .ameta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;font-family:var(--mono);font-size:11.5px;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.03em;margin-bottom:10px}
.article .ameta .atag{color:var(--coral)}
.article .alead{font-size:18.5px;color:var(--ink-soft);line-height:1.6;margin-bottom:8px}
.article h2{font-size:23px;margin:36px 0 12px;letter-spacing:-.02em}
.article p{color:var(--ink-soft);font-size:16.5px;line-height:1.78;margin:0 0 16px}
.article ul,.article ol{margin:0 0 16px;padding-left:22px;color:var(--ink-soft);font-size:16px;line-height:1.75}
.article li{margin-bottom:6px}
.article blockquote{margin:26px 0;padding:18px 22px;border-left:3px solid var(--brand);background:var(--surface-2);border-radius:0 12px 12px 0;font-style:italic;color:var(--ink);font-size:17px}
.article .back{display:inline-flex;gap:8px;align-items:center;color:var(--brand);font-weight:600;font-size:14.5px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.article .back svg{transform:rotate(180deg)}
.related{margin-top:36px;padding-top:28px;border-top:1px solid var(--line)}
.related h4{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:14px}
.related-links{display:flex;flex-direction:column;gap:10px}
.related-links a{display:block;padding:14px 16px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-weight:600;font-size:14.5px;transition:.18s}
.related-links a:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}

/* page heads for sub-pages */
.pagehead{padding:64px 0 8px;text-align:center}
.pagehead h1{font-size:clamp(32px,4.4vw,50px);margin-top:14px}
.pagehead p{margin:18px auto 0;color:var(--ink-soft);font-size:18px;max-width:56ch}
.pagehead .eyebrow{justify-content:center}

/* ============ FOOTER ============ */
footer{background:var(--surface);border-top:1px solid var(--line);padding:56px 0 34px;margin-top:20px}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot-brand p{color:var(--ink-soft);font-size:14.5px;margin-top:14px;max-width:34ch}
.foot-col h4{font-size:12px;font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:14px}
.foot-col a{display:block;color:var(--ink-soft);font-size:14.5px;padding:5px 0;cursor:pointer;transition:.15s}
.foot-col a:hover{color:var(--brand)}
.foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.foot-bottom .mono{font-size:11.5px}
.foot-bottom .priv{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:13px;font-weight:600}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media (max-width:960px){
  .hero-grid,.devwrap,.dashwrap,.evgrid{grid-template-columns:1fr;gap:36px}
  .contact{grid-template-columns:1fr}
  .cards3,.founders{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr;gap:32px 0;margin-top:36px}
  .step:not(:last-child)::after{display:none}
  .stats{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  nav.links,.nav-desk-cta{display:none}
  .menu-btn{display:grid}
  .cards3,.founders,.aud,.metrics,.peo-details{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  section{padding:56px 0}
  .form .row2{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr;gap:28px}
  .hero{padding:36px 0 20px}
  .contact .left,.form{padding:30px}
}
/* mobile menu */
.mobile-menu{display:none;position:fixed;inset:70px 0 0;z-index:55;background:var(--paper);padding:24px 26px;flex-direction:column;gap:6px}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:19px;font-weight:560;padding:15px 8px;border-bottom:1px solid var(--line);color:var(--ink);cursor:pointer}
.mobile-menu .btn{margin-top:18px;justify-content:center}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}

/* ============ FORM ERROR STATE ============ */
.form-err{display:none;padding:16px;border-radius:12px;background:color-mix(in srgb,var(--coral) 12%,var(--surface));border:1px solid color-mix(in srgb,var(--coral) 42%,transparent);color:var(--ink);font-size:14.5px;align-items:center;gap:10px}
.form-err.show{display:flex}
.form-err svg{color:var(--coral);flex-shrink:0}

/* ============ LANGUAGE SWITCHER ============ */
@keyframes popin{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.lang{position:relative;flex-shrink:0}
.lang-btn{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 11px;border-radius:10px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink-soft);cursor:pointer;
  font-family:var(--sans);font-size:14px;font-weight:600;transition:color .18s,border-color .18s;
}
.lang-btn:hover{color:var(--brand);border-color:var(--brand)}
.lang-btn .chev{transition:transform .2s var(--ease)}
.lang.open .lang-btn .chev{transform:rotate(180deg)}
.lang-menu{
  position:absolute;top:calc(100% + 8px);right:0;min-width:172px;z-index:70;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-md);
  padding:6px;display:none;flex-direction:column;gap:2px;
}
.lang.open .lang-menu{display:flex;animation:popin .16s var(--ease)}
.lang-menu button{
  display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;border:none;background:transparent;
  border-radius:9px;cursor:pointer;font-family:var(--sans);font-size:14.5px;color:var(--ink);text-align:left;transition:background .15s;
}
.lang-menu button:hover{background:var(--surface-2)}
.lang-menu button[aria-selected="true"]{color:var(--brand);font-weight:640}
.lang-menu button[aria-selected="true"]::after{content:"\2713";margin-left:auto;color:var(--brand);font-weight:700}

.venn-panel strong{font-size:11px}
  .venn-panel small{font-size:7px;margin:1px 0 3px;letter-spacing:.03em}
  .venn-panel p{font-size:7px;line-height:1.35}
  .venn-icon{width:21px;height:21px;font-size:12px;margin-bottom:3px}
  .venn-person{left:10%;top:18%}.venn-environment{right:10%;top:18%}.venn-occupation{left:34.5%;bottom:7%}
  .venn-centre{top:53%;width:105px;gap:3px;transform:translate(-50%,-38%)}
  .venn-centre strong{font-size:10px}
  .venn-centre span{font-size:7px;line-height:1.25}
}
/* ============ CJK TYPOGRAPHY TUNING ============ */
:root[lang^="zh"] h1,:root[lang^="zh"] h2,:root[lang^="zh"] h3,:root[lang^="zh"] h4{letter-spacing:0;line-height:1.28;font-weight:700}
:root[lang^="zh"] .hero h1{line-height:1.2}
:root[lang^="zh"] .eyebrow{font-style:normal;font-family:var(--sans);font-weight:600}
:root[lang^="zh"] .lead,:root[lang^="zh"] .dek,:root[lang^="zh"] .ans,:root[lang^="zh"] .fbio,:root[lang^="zh"] .pcard p,:root[lang^="zh"] .dev p{line-height:1.8}
:root[lang^="zh"] .peop .col .letter{font-family:var(--serif)}