/* ByInsight.agency landing page
   Built from the approved boards: DuolingoL / DuolingoLM (base) + FigmaL / FigmaLM (client wall, service cards).
   Brand: brand/BYINSIGHT_BRAND_RULES.md v1.2. Tokens: brand/colors.css.
   Rules kept here: peach is never text on a light background (only the logo dot and the hero insight dot);
   nothing starts invisible; motion only decorates visible things and stops under prefers-reduced-motion.
   Breakpoints: desktop >= 1024px, tablet 601-1023px, mobile <= 600px. */

/* ---------- brand tokens (copied from brand/colors.css; §7.5 scales are DRAFT) ---------- */
:root{
  --bi-deep:#1E3337;
  --bi-green:#34656D;
  --bi-cream:#F5F5F0;
  --bi-white:#FFFFFF;
  --bi-peach:#F2A67B;
  --bi-lilac:#B9A7E8;
  --bi-brick:#A4502A;
  --bi-green-50:#F3F6F6;
  --bi-green-100:#E5EBEC;
  --bi-green-200:#C8D5D8;
  --bi-green-300:#A4BABD;
  --bi-green-400:#7D9CA2;
  --bi-green-700:#244F56;
  --bi-green-900:#07292E;
  --bi-neutral-200:#DEE2E3;
  --bi-neutral-300:#C7CBCC;
  --bi-neutral-500:#808C8E;
  --bi-peach-50:#FDF3ED;
  --bi-peach-100:#FCE8DD;
  --bi-peach-200:#F8D2BD;
  --bi-peach-800:#76442A;
  --bi-success:#2E7D5B;
  --bi-success-text:#1F5C42;
  --bi-success-bg:#E6F2EC;
  --bi-error:#B42335;
  --bi-error-text:#8A1828;
  --bi-error-bg:#FBE9EB;
  --bi-error-border:#EDB2BA;
  --bi-text-primary:#1E3337;
  --bi-text-secondary:#48595C;
  --bi-text-muted:#606F72;
  --bi-text-on-dark:#F5F5F0;
  --bi-text-on-dark-secondary:#DEE2E3;
  --bi-border:#DADDD4;
  --bi-link:#244F56;

  /* page tints: tints/shades of brand colours only (from the boards), contrast checked against §7.4 */
  --lilac-100:#EEE9F9;   /* lilac at 25% on white: training card, a client tile */
  --lilac-200:#E3DCF6;   /* borders on lilac */
  --lilac-ink:#534B68;   /* labels on lilac-100 (6.9:1) */
  --peach-ink:var(--bi-peach-800); /* labels on peach-100 (6.7:1) */
  --d-raised:#27424A;    /* raised surface on deep */
  --d-line:#36565C;      /* lines on deep */
  --l1:#F0ECFA; --l2:#E0D7F5; /* hero orb + founder backdrop */

  --fp:'Yekan Bakh FaNum','Vazirmatn',sans-serif;
  --fl:'Inter',system-ui,sans-serif;
  --fd:'Bricolage Grotesque','Inter',system-ui,sans-serif;
  --sp:6px;
  --out:cubic-bezier(.16,1,.3,1);
  --io:cubic-bezier(.65,0,.35,1);
  color-scheme:light;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--fp);font-size:16px;line-height:1.8;color:var(--bi-text-primary);background:var(--bi-cream);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
picture{display:contents}
a{color:var(--bi-link)}
:lang(en){font-family:var(--fl)}
h1,h2,h3,p,figure,dl,dd{margin:0}
:focus-visible{outline:3px solid var(--bi-green);outline-offset:3px}
[id]{scroll-margin-top:84px}
.vh{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}
.w{max-width:1280px;margin:0 auto;padding:0 40px}
.skip{position:absolute;top:-120px;inset-inline-start:16px;z-index:60;background:var(--bi-deep);color:var(--bi-cream);padding:10px 18px;border-radius:999px;font-weight:700;text-decoration:none}
.skip:focus{top:12px}
.h2{font-size:44px;line-height:1.38;font-weight:800;color:var(--bi-deep);text-wrap:balance}
.sub{max-width:600px;font-size:18px;line-height:1.85;color:var(--bi-text-secondary)}
.shead{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:72px;align-items:end}
.eyebrow{display:inline-flex;align-items:center;gap:12px;margin:0 0 10px;font-size:17px;font-weight:700;line-height:1.6;color:var(--bi-green-700)}
.eyebrow .tdots{height:12px;gap:5px;color:var(--bi-green)}
.eyebrow .tdots i{width:7px;height:7px}

/* typing dots (decorative; always visible, they only bob) */
.tdots{display:inline-flex;align-items:center;gap:7px;height:20px;direction:ltr}
.tdots i{display:block;width:9px;height:9px;border-radius:50%;background:currentColor;animation:bi-type 900ms var(--io) infinite}
.tdots i:nth-child(2){animation-delay:120ms}
.tdots i:nth-child(3){animation-delay:240ms}

/* ---------- buttons: the pill stem with a 3px ledge ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 28px;border:0;border-radius:999px;font-family:var(--fp);font-size:17px;font-weight:700;line-height:1;text-decoration:none;white-space:nowrap;cursor:pointer;transition:transform 160ms var(--out),box-shadow 160ms var(--out),background-color 150ms}
.btn svg{flex:none;transition:transform 200ms var(--out)}
.btn:hover svg{transform:translateX(-4px)}
.btn-p{background:var(--bi-green);color:var(--bi-cream);box-shadow:0 3px 0 var(--bi-deep)}
.btn-p:hover{background:var(--bi-green-700)}
.btn-p:active{transform:translateY(3px);box-shadow:0 0 0 var(--bi-deep)}
.btn-o{background:var(--bi-white);color:var(--bi-deep);box-shadow:inset 0 0 0 2px var(--bi-deep),0 3px 0 var(--bi-deep)}
.btn-o:hover{background:var(--bi-green-50)}
.btn-o:active{transform:translateY(3px);box-shadow:inset 0 0 0 2px var(--bi-deep),0 0 0 var(--bi-deep)}
.btn-c,.btn-w{background:var(--bi-cream);color:var(--bi-deep);box-shadow:0 3px 0 var(--bi-green-900)}
.btn-c:hover,.btn-w:hover{background:var(--bi-white)}
.btn-c:active,.btn-w:active{transform:translateY(3px);box-shadow:0 0 0 var(--bi-green-900)}
.btn-lg{height:60px;padding:0 34px;font-size:19px}
.btn-sm{height:44px;padding:0 22px;font-size:16px}
.btn-sm.btn-p{box-shadow:0 2px 0 var(--bi-deep)}
.lnk{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:17px;font-weight:700;color:var(--bi-link);text-decoration:none}
.lnk svg{transition:transform 200ms var(--out)}
.lnk:hover{text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px}
.lnk:hover svg{transform:translateX(-4px)}
.ck{flex:none;width:24px;height:24px;border-radius:50%;background:var(--bi-green);display:inline-flex;align-items:center;justify-content:center}

/* ---------- header: lockup at the start (right), one CTA at the end. No nav. ---------- */
.top{position:sticky;top:0;z-index:40;background:var(--bi-white);border-bottom:1px solid var(--bi-border)}
.top-in{height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:inline-flex;flex:none;padding:6px 0}
.logo img{width:auto;height:32px}

/* ---------- 1 · hero ---------- */
.hero{padding:56px 0 80px;background:var(--bi-cream)}
.htop{display:flex;flex-direction:column;align-items:flex-start;gap:18px}
.tg{max-width:1000px;font-size:58px;line-height:1.42;font-weight:800;color:var(--bi-deep);text-wrap:balance}
.tg-sub{font-size:22px;line-height:1.6;font-weight:600;color:var(--bi-green)}
.hcopy{max-width:760px}
.lead{max-width:680px;margin:0 0 28px;font-size:18px;line-height:1.9;color:var(--bi-text-secondary);text-wrap:pretty}
.acts{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.assure{list-style:none;margin:24px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:12px 28px;font-size:16px;font-weight:600}
.assure li{display:inline-flex;align-items:center;gap:10px}

/* the storyboard: signals → insight → decision (the logo story) */
.story{position:relative;list-style:none;margin:56px 0 0;padding:0;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(220px,1fr) minmax(0,1fr);gap:0 16px;align-items:start}
.story>li{position:relative;min-width:0}
.fw{position:relative}
.ph-f{position:relative;isolation:isolate;overflow:hidden;background:var(--hi,#E5EBEC)}
.ph-f img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.12) brightness(1.04);mix-blend-mode:multiply}
.ph-f::after{content:"";position:absolute;inset:0;background:var(--lo,#1E3337);mix-blend-mode:lighten;pointer-events:none;z-index:1}
.duo-g{--lo:#1E3337;--hi:#C8D5D8}
.duo-l{--lo:#463F58;--hi:#E0D7F5}
.crop-bub{border-radius:56px 56px 56px var(--sp)}
.crop-pill{border-radius:999px}
.f-listen{height:280px}
.f-decide{width:240px;height:280px;margin-inline-start:auto;margin-inline-end:30px}
.signals{position:absolute;z-index:3;inset-inline-end:-24px;bottom:-24px;display:flex;align-items:center;gap:16px;padding:12px 20px;border-radius:26px 26px 26px var(--sp);background:var(--bi-white);box-shadow:0 18px 40px -18px rgba(30,51,55,.45);font-size:15px;font-weight:700;line-height:1.5;color:var(--bi-deep)}
.signals span{display:inline-flex;align-items:center;gap:7px}
.signals i{display:block;width:9px;height:9px;border-radius:50%;background:var(--bi-green)}
.signals span:nth-child(2) i{background:var(--bi-green-400)}
.signals span:nth-child(3) i{background:var(--bi-deep)}
.decided{position:absolute;z-index:3;left:calc(50% - 15px);bottom:-22px;transform:translateX(-50%);display:inline-flex;align-items:center;gap:10px;padding:12px 22px;border-radius:999px;background:var(--bi-deep);color:var(--bi-cream);font-size:16px;font-weight:700;line-height:1.5;white-space:nowrap;box-shadow:0 14px 30px -16px rgba(30,51,55,.6)}
.decided .ck{width:22px;height:22px}
.st-cap{display:flex;align-items:flex-start;gap:14px;margin-top:44px}
.st-n{flex:none;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--bi-deep);color:var(--bi-cream);font-size:18px;font-weight:800;line-height:1}
.st-cap .stt{font-size:21px;line-height:1.5;font-weight:800}
.st-cap p:not(.stt){margin-top:2px;font-size:16px;line-height:1.7;color:var(--bi-text-secondary)}
.is-decide .st-cap{max-width:300px;margin-inline-start:auto}
.st-mid{display:flex;flex-direction:column;align-items:center;padding-top:34px}
.st-mid .st-cap{flex-direction:column;align-items:center;text-align:center;margin-top:24px;max-width:250px}
.flow{position:absolute;z-index:0;top:136px;inset-inline:-40px;height:6px;background:radial-gradient(circle,var(--bi-green-300) 2.5px,transparent 3px) 0 50%/16px 6px repeat-x;animation:bi-flow 1.6s linear infinite}
.orb{position:relative;z-index:1;width:212px;height:212px;border-radius:50%;background:var(--l1);box-shadow:0 0 0 14px var(--bi-cream),inset 0 0 0 2px var(--l2)}
.ii{position:absolute;left:50%;top:50%;width:108px;height:92px;margin:-50px 0 0 -54px;direction:ltr}
.ii i{position:absolute;bottom:0;width:24px;height:24px;border-radius:12px;background:var(--bi-deep)}
.ii .d1{left:0;animation:bi-t1 4.2s var(--io) infinite}
.ii .d2{left:42px;animation:bi-t2 4.2s var(--io) infinite}
.ii .d3{left:84px;height:42px;animation:bi-stem 4.2s var(--io) infinite}
.ii .pd{left:79px;bottom:auto;top:0;width:34px;height:34px;border-radius:50%;background:var(--bi-peach);animation:bi-pulse 4.2s var(--out) infinite}

/* ---------- 2 · clients: big, energetic tiles; Snapp is the large dark tile ---------- */
.clients{padding:88px 0;background:var(--bi-white)}
.clients .sub{margin:0}
.wall{list-style:none;margin:44px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:152px;gap:16px}
.lt{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-width:0;padding:18px 18px 14px;border-radius:24px 24px 24px var(--sp);background:var(--bi-cream);box-shadow:inset 0 0 0 1px var(--bi-border);transition:transform 200ms var(--out),box-shadow 200ms var(--out)}
.lt:hover{transform:translateY(-4px);box-shadow:inset 0 0 0 1.5px var(--bi-green),0 14px 30px rgba(30,51,55,.12)}
.lgo{display:block;width:auto;height:var(--h,52px);max-width:100%;object-fit:contain;filter:grayscale(1) brightness(0);opacity:.88;transition:opacity 200ms}
.lt:hover .lgo{opacity:1}
.lt .ind{font-size:13px;font-weight:600;line-height:1.5;color:var(--bi-text-secondary);text-align:center}
.lt--hero{grid-column:span 2;background:var(--bi-deep);box-shadow:none}
.lt--hero .lgo{filter:brightness(0) invert(96%) sepia(4%);opacity:1}
.lt--hero .ind{color:var(--bi-green-200)}
.lt--hero:hover{box-shadow:0 14px 30px rgba(30,51,55,.25)}
.lt--peach{background:var(--bi-peach-100);box-shadow:inset 0 0 0 1px var(--bi-peach-200)}
.lt--peach .ind{color:var(--peach-ink)}
.lt--lilac{background:var(--lilac-100);box-shadow:inset 0 0 0 1px var(--lilac-200)}
.lt--lilac .ind{color:var(--lilac-ink)}
.lt--next{padding:0;background:var(--bi-green);box-shadow:none}
.lt--next a{display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;width:100%;height:100%;padding:20px 22px;border-radius:inherit;text-decoration:none;color:var(--bi-white)}
.lt--next .nq{font-size:19px;font-weight:800;line-height:1.5}
.lt--next .nl{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px;text-decoration-color:rgba(255,255,255,.55)}
.lt--next:hover{background:var(--bi-green-700);box-shadow:0 14px 30px rgba(30,51,55,.18)}
.lt--next a:focus-visible{outline-color:var(--bi-deep)}
.lg-snapp{--h:66px}.lg-snapp-doctor{--h:54px}.lg-amanj{--h:68px}.lg-blu{--h:50px}.lg-mrbilit{--h:46px}
.lg-rahnema{--h:72px}.lg-dataak{--h:42px}.lg-baly{--h:56px}.lg-active{--h:34px}.lg-ticket{--h:52px}

/* ---------- 3 · three ways to work: tickets, the first one dark ---------- */
.svc{padding:88px 0;background:var(--bi-cream)}
.svc .sub{margin:0}
.scards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-template-rows:auto auto auto;gap:0 24px;margin-top:44px;align-items:stretch}
.tk{position:relative;display:grid;grid-row:span 3;grid-template-rows:subgrid;min-width:0;border-radius:32px 32px 32px 8px}
.tk .tb{display:flex;flex-direction:column;padding:14px 14px 22px}
.sph{position:relative;height:200px;overflow:hidden;border-radius:24px 24px 24px var(--sp);background:var(--bi-green-100);isolation:isolate}
.sph img{width:100%;height:100%;object-fit:cover;filter:saturate(.85) contrast(1.04)}
.sph::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:var(--tint);mix-blend-mode:soft-light;opacity:.35}
.tk .tx{padding:18px 14px 0}
.tk .sn{font-size:14px;font-weight:700;line-height:1.6}
.tk h3{margin-top:2px;font-size:28px;font-weight:800;line-height:1.4}
.tk .ol{margin-top:4px;font-size:19px;font-weight:700;line-height:1.6}
.facts{margin-top:14px}
.facts dt{font-size:14px;font-weight:700;line-height:1.6}
.facts dd{margin:2px 0 12px;font-size:16px;line-height:1.85;text-wrap:pretty}
.facts dd:last-child{margin-bottom:0}
.gets{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.gets li{display:flex;align-items:baseline;gap:10px}
.gets li::before{content:"";flex:none;width:7px;height:7px;border-radius:50%;background:currentColor;transform:translateY(-3px)}
.who{margin:18px 0 0;padding:12px 16px 10px;border-radius:20px}
.who .wq{font-size:14px;font-weight:700;line-height:1.6}
.who .tr{position:relative;height:28px;margin:8px 10px 0}
.who .tr::before{content:"";position:absolute;top:13px;left:0;right:0;height:3px;border-radius:2px}
.who .tr i{position:absolute;top:4px;width:20px;height:20px;margin-right:-10px;border-radius:50%}
.who .k0{right:0}.who .k1{right:50%}.who .k2{right:100%}
.who .ends{display:flex;justify-content:space-between;margin-top:2px;font-size:14px;font-weight:600;line-height:1.6}
.perf{position:relative;height:0;margin:0 26px;border-top:2.5px dashed}
.perf::before,.perf::after{content:"";position:absolute;top:-17px;width:32px;height:32px;border-radius:50%;background:var(--bi-cream)}
.perf::before{right:-42px}.perf::after{left:-42px}
.stub{display:flex;flex-direction:column;padding:20px 28px 26px}
.stub dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px}
.stub dt{font-size:14px;font-weight:700;line-height:1.6}
.stub dd{margin-top:2px;font-size:17px;font-weight:700;line-height:1.55}
.stub .btn{width:100%;margin-top:22px}
/* card 1: dark */
.sv1{background:var(--bi-deep);color:var(--bi-cream)}
.sv1 .sph{--tint:#34656D;box-shadow:0 0 0 2px #45656B}
.sv1 .sn,.sv1 .facts dt,.sv1 .stub dt{color:var(--bi-green-300)}
.sv1 .ol{color:var(--bi-white)}
.sv1 .facts dd,.sv1 .stub dd{color:var(--bi-text-on-dark-secondary)}
.sv1 .who{background:var(--d-raised)}
.sv1 .who .tr::before{background:#45656B}
.sv1 .who .tr i{background:var(--bi-cream);box-shadow:0 0 0 5px rgba(245,245,240,.18)}
.sv1 .who .ends{color:var(--bi-text-on-dark-secondary)}
.sv1 .perf{border-color:#45656B}
.sv1 :focus-visible{outline-color:var(--bi-cream)}
/* card 2: peach-100 surface, card 3: lilac-100 surface (text stays deep / shaded ink) */
.sv2{background:var(--bi-peach-100)}
.sv3{background:var(--lilac-100)}
.sv2 .sph{--tint:#F2A67B}
.sv3 .sph{--tint:#B9A7E8}
.sv2 .sn,.sv2 .facts dt,.sv2 .stub dt,.sv2 .ol{color:var(--peach-ink)}
.sv3 .sn,.sv3 .facts dt,.sv3 .stub dt,.sv3 .ol{color:var(--lilac-ink)}
.sv2 .facts dd,.sv3 .facts dd{color:var(--bi-text-secondary)}
.sv2 .stub dd,.sv3 .stub dd{color:var(--bi-deep)}
.sv2 .who,.sv3 .who{background:rgba(255,255,255,.66)}
.sv2 .who .tr::before{background:var(--bi-peach-200)}
.sv3 .who .tr::before{background:#D6CCF0}
.sv2 .who .tr i,.sv3 .who .tr i{background:var(--bi-deep);box-shadow:0 0 0 5px rgba(30,51,55,.12)}
.sv2 .who .ends,.sv3 .who .ends{color:var(--bi-text-secondary)}
.sv2 .perf{border-color:var(--bi-peach-200)}
.sv3 .perf{border-color:#D6CCF0}

/* ---------- 4 · founder ---------- */
.founder{padding:88px 0;background:var(--bi-white)}
.fdc{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:72px;align-items:center}
.fdc h2{font-size:56px;line-height:1.3;font-weight:800}
.role{margin-top:8px;font-size:22px;font-weight:700;line-height:1.6;color:var(--bi-green-700)}
.bio{margin-top:16px;max-width:720px;font-size:18px;line-height:1.95;color:var(--bi-text-secondary)}
.stats{list-style:none;margin:28px 0 0;padding:0;display:flex;border-top:1px solid var(--bi-border);border-bottom:1px solid var(--bi-border)}
.stats li{padding:18px 36px;border-inline-start:1px solid var(--bi-border)}
.stats li:first-child{padding-inline-start:0;border-inline-start:0}
.stats b{display:block;white-space:nowrap;font-size:40px;font-weight:800;line-height:1.3}
.stats li>span{display:block;margin-top:2px;font-size:16px;color:var(--bi-text-secondary)}
.phw{position:relative;width:360px;padding:0 0 24px 24px}
.phw::before{content:"";position:absolute;left:0;bottom:0;width:290px;height:320px;border-radius:48px 48px 48px var(--sp);background:var(--l2)}
.ph{width:336px;height:380px}
.ph img{object-position:50% 20%}
.net{display:grid;grid-template-columns:300px minmax(0,1fr);gap:48px;align-items:center;margin-top:40px;padding:36px 48px;border-radius:40px 40px 40px var(--sp);background:var(--bi-deep);color:var(--bi-cream)}
.net h3{font-size:24px;line-height:1.5;font-weight:800}
.net p{margin-top:6px;font-size:16px;line-height:1.85;color:var(--bi-text-on-dark-secondary)}
.mk{position:relative;list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr))}
.mk::before{content:"";position:absolute;top:13px;inset-inline:10%;height:6px;background:radial-gradient(circle,#6E8C91 2.5px,transparent 3px) 0 50%/16px 6px repeat-x;animation:bi-flow 1.6s linear infinite}
.mk li{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;padding:0 6px;min-width:0}
.mk .pin{width:32px;height:32px;border-radius:16px 16px 16px 4px;background:var(--bi-cream);box-shadow:0 0 0 6px var(--bi-deep)}
.mk b{margin-top:14px;font-size:20px;font-weight:800;line-height:1.5}
.mk span{font-size:15px;line-height:1.6;color:var(--bi-green-200)}

/* ---------- 5 · the conversation (form) ---------- */
.contact{padding:88px 0;background:var(--bi-peach-50)}
.ctw{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px;align-items:center}
.intro .lede{margin-top:16px;font-size:18px;color:var(--bi-text-secondary)}
.alt{margin-top:28px;font-size:16px;color:var(--bi-text-secondary)}
.mail{display:inline-flex;align-items:center;gap:10px;margin-top:4px;font-family:var(--fl);font-size:19px;font-weight:600;text-decoration:none}
.mail:hover{text-decoration:underline;text-underline-offset:6px}
.chat{min-width:0;border-radius:36px 36px 36px var(--sp);background:var(--bi-white);box-shadow:0 40px 80px -48px rgba(30,51,55,.45),0 0 0 1px rgba(30,51,55,.05)}
.chat-h{display:flex;align-items:center;gap:14px;padding:18px 28px;border-bottom:1px solid var(--bi-border)}
.chat-av{flex:none;width:46px;height:46px;border-radius:23px 23px 23px 6px;background:var(--bi-green);color:var(--bi-cream);display:flex;align-items:center;justify-content:center}
.chat-av .tdots{gap:5px;height:12px}
.chat-av .tdots i{width:7px;height:7px}
.chat-t{font-size:17px;font-weight:800;line-height:1.5}
.chat-h .st{font-size:14px;line-height:1.5;color:var(--bi-text-secondary)}
.chat-b{display:flex;flex-direction:column;gap:12px;padding:26px 28px 18px}
.msg{align-self:flex-start;max-width:86%;padding:12px 22px;border-radius:24px 24px var(--sp) 24px;background:var(--bi-green-50);font-size:17px;line-height:1.75}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:2px 0 6px;padding:0;border:0;min-width:0}
.opt{position:relative;display:inline-flex;align-items:center;height:46px;padding:0 20px;border-radius:999px;background:var(--bi-white);box-shadow:inset 0 0 0 1.5px var(--bi-neutral-500),0 2px 0 var(--bi-neutral-500);font-size:16px;font-weight:600;cursor:pointer}
.opt input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.opt:hover{background:var(--bi-green-50)}
.opt .tk-i{display:none;flex:none;width:20px;height:20px;margin-inline-end:8px;border-radius:50%;background:var(--bi-green);align-items:center;justify-content:center}
.opt:has(input:checked){background:var(--bi-green-100);font-weight:700;box-shadow:inset 0 0 0 2px var(--bi-green),0 2px 0 var(--bi-green)}
.opt:has(input:checked) .tk-i{display:inline-flex}
.opt:has(input:focus-visible){outline:3px solid var(--bi-green);outline-offset:3px}
.compose{padding:20px 28px 26px;border-top:1px solid var(--bi-border);border-radius:0 0 36px var(--sp);background:var(--bi-cream)}
.compose label{display:block;margin-bottom:8px;font-size:15px;font-weight:700}
.opt-l{font-weight:400;color:var(--bi-text-muted)}
.line,.field input{display:block;width:100%;height:56px;padding:0 20px;border:1.5px solid var(--bi-neutral-500);background:var(--bi-white);font-family:var(--fp);font-size:17px;color:var(--bi-deep)}
.line{border-radius:24px 24px 6px 24px}
.field input{border-radius:999px}
.field input:focus,.line:focus{outline:none;border-color:var(--bi-green);box-shadow:0 0 0 1.5px var(--bi-green),0 0 0 6px var(--bi-green-200)}
.field input::placeholder,.line::placeholder{color:var(--bi-text-muted);opacity:1}
.crow{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:end;margin-top:14px}
.field{min-width:0}
.field.bad input{border-color:var(--bi-error);background:var(--bi-error-bg)}
.crow .btn{height:56px;min-width:176px}
/* the typing-dots loader appears only on the submit button while sending */
.b-busy{display:none}
.btn[aria-busy="true"]{cursor:progress}
.btn[aria-busy="true"] .b-label{display:none}
.btn[aria-busy="true"] .b-busy{display:inline-flex}
.err{margin:10px 0 0;font-size:15px;font-weight:700;line-height:1.7;color:var(--bi-error-text)}
.err:empty{display:none}
.err::before{content:"";display:inline-block;width:8px;height:8px;margin-inline-end:8px;border-radius:50%;background:var(--bi-error);vertical-align:middle}
.ghost{display:inline-flex;align-items:center;gap:12px;margin:14px 0 0;padding:8px 16px;border-radius:20px 20px 20px var(--sp);box-shadow:inset 0 0 0 1.5px var(--bi-green-200);font-size:15px;line-height:1.6;color:var(--bi-text-secondary)}
.ghost .tdots{height:12px;gap:5px;color:var(--bi-green-300)}
.ghost .tdots i{width:7px;height:7px}
.hp{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
/* success and no-JS error states */
.confirm,.send-error{display:none;text-align:center;padding:44px 28px}
.confirm .ck-lg{width:52px;height:52px;margin:0 auto 18px;background:var(--bi-success)}
.confirm h3{margin:0 auto 24px;max-width:480px;font-size:24px;line-height:1.6;color:var(--bi-deep)}
.confirm h3:focus{outline:none}
.send-error p{max-width:480px;margin:0 auto 20px;font-size:17px;font-weight:600;line-height:1.8;color:var(--bi-error-text)}
.chat.is-sent .form,.chat:has(#sent:target) .form,.chat:has(#send-error:target) .form{display:none}
.chat.is-sent .confirm,#sent:target{display:block}
#send-error:target{display:block}

/* ---------- 6 · footer: light lockup on deep + services line (no tagline) ---------- */
.foot{background:var(--bi-deep);color:var(--bi-cream);padding:0 0 28px}
.foot :focus-visible{outline-color:var(--bi-cream)}
.fcta{display:flex;align-items:center;justify-content:space-between;gap:48px;padding:56px 0 48px;border-bottom:1px solid var(--d-line)}
.fcta .big{font-size:40px;font-weight:800;line-height:1.4}
.fcta .sm{margin-top:6px;font-size:18px;line-height:1.8;color:var(--bi-text-on-dark-secondary)}
.fc{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,3fr) minmax(0,4fr);gap:40px;padding:48px 0 44px}
.foot h2{margin:0 0 12px;font-size:16px;font-weight:700;line-height:1.6}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.foot ul a{display:inline-flex;align-items:center;min-height:34px;color:var(--bi-text-on-dark-secondary);font-size:16px;text-decoration:none}
.foot ul a:hover{color:var(--bi-white);text-decoration:underline;text-underline-offset:5px}
.foot .addr{margin-top:8px;color:var(--bi-text-on-dark-secondary);font-size:16px;line-height:1.8}
.fbrand{display:flex;flex-direction:column;align-items:flex-end;text-align:left}
.flogo{display:inline-block;padding:12px 0}
.flogo img{width:auto;height:36px}
.fbrand p{margin-top:8px;max-width:340px;font-size:16px;line-height:1.85;color:var(--bi-text-on-dark-secondary)}
.fbrand .svcline{margin-top:0;font-size:15px;font-weight:700;color:var(--bi-cream)}
.legal{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:20px;border-top:1px solid var(--d-line);font-size:15px;color:var(--bi-text-on-dark-secondary)}
.legal a{display:inline-flex;align-items:center;gap:8px;min-height:44px;color:var(--bi-text-on-dark-secondary);text-decoration:none;font-weight:700}
.legal a:hover{color:var(--bi-white)}

/* ---------- motion ---------- */
@keyframes bi-type{0%,60%,100%{transform:none;opacity:.55}30%{transform:translateY(-4px);opacity:1}}
@keyframes bi-flow{to{background-position:-16px 50%}}
@keyframes bi-t1{0%,4%,12%,16%,24%,100%{transform:none}8%,20%{transform:translateY(-10px)}}
@keyframes bi-t2{0%,7%,15%,19%,27%,100%{transform:none}11%,23%{transform:translateY(-10px)}}
@keyframes bi-stem{0%,10%,18%,22%,30%,100%{transform:none}14%,26%{transform:translateY(-10px)}}
@keyframes bi-pulse{0%,34%,58%,100%{transform:scale(1)}44%{transform:scale(1.2)}}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition:none !important}
  .tdots i{opacity:1}
  .btn:active,.lt:hover,.btn:hover svg,.lnk:hover svg{transform:none}
}

/* ---------- tablet (601-1023px) ---------- */
@media (max-width: 1023px){
  .w{padding:0 28px}
  .shead{grid-template-columns:1fr;gap:12px}
  .tg{font-size:46px}
  .h2{font-size:36px}
  .story{grid-template-columns:minmax(0,1.2fr) minmax(170px,1fr) minmax(0,1fr)}
  .orb{width:170px;height:170px}
  .ii{transform:scale(.8)}
  .flow{top:115px}
  .f-listen{height:220px}
  .f-decide{width:180px;height:220px;margin-inline-end:0}
  .signals{inset-inline-end:-8px;gap:10px;padding:10px 14px;font-size:14px}
  .decided{left:50%;font-size:14px;padding:10px 16px}
  .wall{grid-template-columns:repeat(3,minmax(0,1fr))}
  .scards{grid-template-columns:1fr;grid-template-rows:none;gap:24px;max-width:640px;margin-inline:auto}
  .tk{display:flex;flex-direction:column;grid-row:auto}
  .fdc{grid-template-columns:minmax(0,1fr) 300px;gap:40px}
  .phw{width:300px}
  .phw::before{width:240px;height:270px}
  .ph{width:276px;height:320px}
  .fdc h2{font-size:44px}
  .stats li{padding:16px 20px}
  .stats b{font-size:30px}
  .net{grid-template-columns:1fr;gap:24px;padding:32px}
  .ctw{grid-template-columns:1fr;gap:36px}
  .fc{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fbrand{grid-column:1 / -1;grid-row:1;align-items:flex-start;text-align:right}
}

/* ---------- mobile (<= 600px) ---------- */
@media (max-width: 600px){
  .w{padding:0 16px}
  .logo img{height:24px}
  .top-in{gap:8px}
  .btn-sm{height:44px;padding:0 18px;font-size:15px}
  .h2{font-size:28px;line-height:1.45}
  .sub{font-size:16px}
  .eyebrow{font-size:15px}
  /* hero */
  .hero{padding:36px 0 48px}
  .htop{gap:8px}
  .tg{font-size:32px;line-height:1.5}
  .tg-sub{font-size:17px}
  .hcopy{margin-top:10px}
  .lead{font-size:16.5px;margin-bottom:22px}
  .acts{flex-direction:column;align-items:stretch;gap:8px}
  .acts .btn-lg{width:100%;height:58px}
  .acts .lnk{justify-content:center}
  .assure{justify-content:center;gap:10px 20px;margin-top:16px;font-size:15px}
  .ck{width:22px;height:22px}
  /* storyboard: three small frames in one row, a dotted line through them */
  .story{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:36px}
  .story::before{content:"";position:absolute;top:47px;left:16%;right:16%;height:6px;background:radial-gradient(circle,var(--bi-green-300) 2.5px,transparent 3px) 0 50%/14px 6px repeat-x}
  .fw{display:flex;justify-content:center}
  .f-listen,.f-decide{width:100px;height:100px;margin:0}
  .f-listen{border-radius:34px 34px 34px var(--sp)}
  .signals,.decided,.flow{display:none}
  .st-mid{padding-top:0}
  .orb{width:100px;height:100px;box-shadow:0 0 0 8px var(--bi-cream),inset 0 0 0 2px var(--l2)}
  .ii{transform:scale(.5)}
  .st-cap,.st-mid .st-cap,.is-decide .st-cap{flex-direction:column;align-items:center;text-align:center;gap:6px;margin-top:12px;max-width:none}
  .st-n{width:28px;height:28px;font-size:14px}
  .st-cap .stt{font-size:16px;line-height:1.45}
  .st-cap p:not(.stt){font-size:13px;line-height:1.6}
  /* clients: two columns, Snapp full width */
  .clients,.svc,.founder,.contact{padding:56px 0}
  .clients .sub,.svc .sub{margin-top:10px}
  .wall{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:124px;gap:10px;margin-top:28px}
  .lt{padding:14px 10px 10px;gap:8px;border-radius:20px 20px 20px var(--sp)}
  .lt .ind{font-size:12px}
  .lt--next a{padding:14px 14px}
  .lt--next .nq{font-size:16px}
  .lt--next .nl{font-size:13px}
  .lgo{height:calc(var(--h) * .78)}
  .lg-snapp .lgo{height:56px}
  /* services */
  .scards{margin-top:28px;gap:20px}
  .tk{border-radius:30px 30px 30px var(--sp)}
  .tk .tb{padding:10px 10px 20px}
  .sph{height:160px}
  .tk .tx{padding:16px 12px 0}
  .tk h3{font-size:24px}
  .tk .ol{font-size:17px}
  .facts dd{font-size:15px}
  .who{margin:16px 2px 0}
  .perf{margin:0 22px}
  .perf::before{right:-38px}.perf::after{left:-38px}
  .stub{padding:18px 22px 22px}
  .stub dd{font-size:16px}
  /* founder */
  .fdc{display:flex;flex-direction:column-reverse;gap:24px;align-items:stretch}
  .phw{width:260px;padding:0 0 18px 18px;margin:0 auto}
  .phw::before{width:210px;height:230px;border-radius:40px 40px 40px var(--sp)}
  .ph{width:242px;height:270px}
  .fdc h2{font-size:34px}
  .role{font-size:17px}
  .bio{font-size:16px;line-height:1.9}
  .stats{margin-top:20px}
  .stats li{flex:1;min-width:0;padding:14px 10px}
  .stats b{font-size:22px}
  .stats li>span{font-size:13px;line-height:1.5}
  .net{display:block;margin-top:28px;padding:26px 16px 24px;border-radius:30px 30px 30px var(--sp)}
  .net h3{font-size:20px}
  .net p{font-size:15px}
  .mk{margin-top:22px}
  .mk::before{inset-inline:8%}
  .mk li{padding:0 2px}
  .mk .pin{width:26px;height:26px;box-shadow:0 0 0 5px var(--bi-deep)}
  .mk b{margin-top:10px;font-size:13.5px}
  .mk span{font-size:11.5px;line-height:1.5}
  /* contact */
  .intro .lede{font-size:16px}
  .alt{margin-top:16px;font-size:15px}
  .mail{font-size:17px}
  .ctw{gap:28px}
  .chat{border-radius:30px 30px 30px var(--sp)}
  .chat-h{padding:14px 18px}
  .chat-b{padding:20px 16px 14px}
  .msg{max-width:94%;font-size:16px;padding:10px 16px}
  .chips{gap:8px}
  .opt{height:48px;padding:0 16px;font-size:15px}
  .compose{padding:16px 16px 20px;border-radius:0 0 30px var(--sp)}
  .crow{grid-template-columns:1fr;gap:10px}
  .crow .btn{width:100%;height:58px;font-size:18px}
  .ghost{font-size:14px;padding:8px 14px}
  /* footer */
  .fcta{flex-direction:column;align-items:stretch;gap:20px;padding:44px 0 36px}
  .fcta .big{font-size:28px}
  .fcta .sm{font-size:16px}
  .fcta .btn{width:100%}
  .fc{gap:28px 20px;padding:36px 0 32px}
  .flogo img{height:30px}
  .legal{font-size:14px}
}