/* Layout: a stacked "signal stack" — bands that read bottom-up like the product itself: data → OS → 캐찹 → people */
:root{
  --paper:#F6F7FA;
  --surface:#FFFFFF;
  --ink:#141726;
  --muted:#5B6075;
  --line:#DDE0EA;
  --sauce:#D2233C;      /* 캐찹 red */
  --sauce-soft:#FBE7EA;
  --signal:#2B4BFF;     /* data blue */
  --signal-soft:#E6EAFF;
  --display:"Bricolage Grotesque","IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --body:"IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#0E1019;--surface:#161927;--ink:#EEF0F7;--muted:#A0A5BA;--line:#2A2E42;
    --sauce:#FF4F66;--sauce-soft:#3A1520;--signal:#7C93FF;--signal-soft:#1B2246;color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#0E1019;--surface:#161927;--ink:#EEF0F7;--muted:#A0A5BA;--line:#2A2E42;
  --sauce:#FF4F66;--sauce-soft:#3A1520;--signal:#7C93FF;--signal-soft:#1B2246;color-scheme:dark;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;word-break:keep-all}
a{color:inherit}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:4px}

/* language switch */
html[data-lang="ko"] [lang="en"]:not(html){display:none}
html[data-lang="en"] [lang="ko"]:not(html){display:none}

.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px, env(safe-area-inset-left, 0px));padding-right:max(16px, env(safe-area-inset-right, 0px))}

/* header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top, 0px);z-index:10;background:var(--paper)}
header.top{position:sticky;top:env(safe-area-inset-top, 0px);z-index:9;background:color-mix(in srgb, var(--paper) 88%, transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:24px;height:64px}
.brand{font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:.02em;text-decoration:none;display:flex;align-items:center;gap:8px}
.brand i{width:10px;height:10px;border-radius:50%;background:var(--sauce);display:inline-block}
nav.menu{display:flex;gap:22px;margin-left:auto;font-size:14px}
nav.menu a{text-decoration:none;color:var(--muted)}
nav.menu a:hover{color:var(--ink)}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;font-family:var(--mono);font-size:12px}
.lang button{all:unset;cursor:pointer;padding:4px 10px;border-radius:999px;color:var(--muted)}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
@media (max-width:760px){nav.menu{display:none}.lang{margin-left:auto}}

/* hero */
.hero{padding-block:88px 72px}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.hero h1{font-family:var(--display);font-weight:800;font-size:clamp(38px,6.4vw,76px);line-height:1.08;letter-spacing:-.02em;margin:18px 0 0;text-wrap:balance;max-width:16ch}
html[data-lang="en"] .hero h1{max-width:18ch}
.hero h1 em{font-style:normal;color:var(--sauce)}
.hero p.lead{font-size:clamp(17px,1.6vw,20px);color:var(--muted);max-width:58ch;margin:28px 0 0}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:999px;font-weight:500;font-size:15px;text-decoration:none;border:1px solid var(--ink)}
.btn.primary{background:var(--ink);color:var(--paper)}
.btn:hover{transform:translateY(-1px)}
.btn{transition:transform .15s}

/* sections */
section.block{padding-block:88px;border-top:1px solid var(--line)}
.sec-head{display:grid;grid-template-columns:220px 1fr;gap:32px;margin-bottom:48px}
.sec-head .eyebrow{padding-top:10px}
.sec-head h2{font-family:var(--display);font-weight:700;font-size:clamp(28px,3.6vw,44px);line-height:1.18;letter-spacing:-.015em;margin:0;text-wrap:balance}
.sec-head p{color:var(--muted);margin:16px 0 0;max-width:62ch}
@media (max-width:760px){.sec-head{grid-template-columns:1fr;gap:12px}section.block{padding-block:64px}.hero{padding-block:56px 48px}}

/* about */
.about-grid{display:grid;grid-template-columns:220px 1fr;gap:32px}
.about-body{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.pillar{border-top:2px solid var(--ink);padding-top:18px}
.pillar h3{font-size:18px;margin:0 0 8px;font-weight:700}
.pillar p{margin:0;color:var(--muted);font-size:15px}
.pillar .tag{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase;display:block;margin-bottom:10px}
@media (max-width:900px){.about-grid{grid-template-columns:1fr}.about-body{grid-template-columns:1fr}}

/* stack diagram */
.stack{display:flex;flex-direction:column;gap:10px}
.layer{display:grid;grid-template-columns:120px minmax(0,1fr) minmax(0,1.3fr);gap:24px;align-items:center;padding:22px 26px;border-radius:14px;background:var(--surface);border:1px solid var(--line)}
.layer .lv{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.08em}
.layer h3{margin:0;font-family:var(--display);font-size:22px;font-weight:700;line-height:1.25}
.layer h3 small{display:block;font-family:var(--body);font-size:13px;font-weight:400;color:var(--muted);margin-top:4px}
.layer p{margin:0;color:var(--muted);font-size:15px}
.layer.sauce{background:var(--sauce-soft);border-color:color-mix(in srgb, var(--sauce) 40%, var(--line))}
.layer.sauce h3{color:var(--sauce)}
.layer.os{background:var(--signal-soft);border-color:color-mix(in srgb, var(--signal) 35%, var(--line))}
.layer.os h3{color:var(--signal)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.chip{font-family:var(--mono);font-size:11.5px;padding:3px 9px;border-radius:999px;border:1px solid var(--line);color:var(--muted);background:var(--paper)}
.stack-note{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:14px;text-align:right}
@media (max-width:760px){.layer{grid-template-columns:1fr;gap:8px;padding:20px}}

/* product */
.product{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:start}
.status{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12px;padding:6px 12px;border-radius:999px;background:var(--sauce-soft);color:var(--sauce)}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--sauce);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.3}}
.product .pitch h3{font-family:var(--display);font-size:clamp(30px,3.4vw,40px);line-height:1.15;margin:20px 0 14px;letter-spacing:-.015em}
.product .pitch p{color:var(--muted);margin:0 0 14px}
.features{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.feat{background:var(--surface);padding:22px}
.feat h4{margin:0 0 6px;font-size:16px;font-weight:700}
.feat p{margin:0;font-size:14.5px;color:var(--muted)}
.feat .who{font-family:var(--mono);font-size:11px;color:var(--signal);letter-spacing:.08em;text-transform:uppercase;display:block;margin-bottom:8px}
@media (max-width:900px){.product{grid-template-columns:1fr;gap:32px}}
@media (max-width:560px){.features{grid-template-columns:1fr}}

/* lab */
.lab{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.step{padding-top:18px;border-top:1px solid var(--line)}
.step .n{font-family:var(--mono);font-size:12px;color:var(--sauce)}
.step h3{margin:8px 0 8px;font-size:19px}
.step p{margin:0;color:var(--muted);font-size:15px}
@media (max-width:900px){.lab{grid-template-columns:1fr}}

/* founder */
.founder{display:grid;grid-template-columns:220px minmax(0,1fr);gap:32px}
.quote{font-family:var(--display);font-size:clamp(22px,2.6vw,30px);line-height:1.4;font-weight:500;margin:0;max-width:30ch;text-wrap:balance}
html[data-lang="en"] .quote{max-width:34ch}
.sig{margin-top:22px;color:var(--muted);font-size:15px}
.sig b{color:var(--ink)}
@media (max-width:760px){.founder{grid-template-columns:1fr;gap:12px}}

/* contact */
.contact{background:var(--ink);color:var(--paper);border-radius:20px;padding:56px 48px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:end}
.contact h2{font-family:var(--display);font-size:clamp(28px,3.6vw,44px);line-height:1.15;margin:0;letter-spacing:-.015em}
.contact p{color:color-mix(in srgb, var(--paper) 72%, var(--ink));margin:14px 0 0;max-width:52ch}
.mail{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.mail code{font-family:var(--mono);font-size:17px;user-select:all;padding:10px 14px;border-radius:10px;background:color-mix(in srgb, var(--paper) 10%, var(--ink))}
.mail button{all:unset;cursor:pointer;font-size:14px;padding:10px 16px;border-radius:999px;background:var(--sauce);color:#fff}
.mail button:focus-visible{outline:2px solid var(--paper);outline-offset:3px}
@media (max-width:760px){.contact{grid-template-columns:1fr;padding:36px 22px}}

footer{padding-block:40px 56px;color:var(--muted);font-size:13px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
footer .mono{font-family:var(--mono)}
footer .biz{line-height:1.9;min-width:0}
footer .biz b{color:var(--ink);font-weight:500}

/* ===== Colour pass: four stage lights = four layers (data · engine · 캐찹 · people) ===== */
:root{
  --cyan:#0094C2; --violet:#6433F5; --pink:#E8287A; --amber:#C98500; --amber-fill:#FFB21A;
  --cyan-soft:#E3F6FC; --violet-soft:#EEE8FF; --pink-soft:#FDE6F0; --amber-soft:#FFF4DC;
  --stage:#0A0A18; --stage-ink:#F5F3FF; --stage-muted:#B9B6D3;
  --spectrum:linear-gradient(90deg,var(--cyan),var(--violet) 35%,var(--pink) 65%,var(--amber-fill));
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --cyan:#3FD0F2; --violet:#9C7EFF; --pink:#FF5CA3; --amber:#FFC23D; --amber-fill:#FFC23D;
    --cyan-soft:#0C2A35; --violet-soft:#1E1740; --pink-soft:#3A1228; --amber-soft:#33260A;
  }
}
:root[data-theme="dark"]{
  --cyan:#3FD0F2; --violet:#9C7EFF; --pink:#FF5CA3; --amber:#FFC23D; --amber-fill:#FFC23D;
  --cyan-soft:#0C2A35; --violet-soft:#1E1740; --pink-soft:#3A1228; --amber-soft:#33260A;
}

.brand i{background:none;width:auto;height:auto;display:inline-flex;gap:3px}
.brand i b{width:7px;height:7px;border-radius:50%;display:block}
.brand i b:nth-child(1){background:var(--cyan)}.brand i b:nth-child(2){background:var(--violet)}
.brand i b:nth-child(3){background:var(--pink)}.brand i b:nth-child(4){background:var(--amber-fill)}

/* hero = a stage under coloured lights; deliberately dark in both themes */
.stage{position:relative;background:var(--stage);color:var(--stage-ink);overflow:hidden;isolation:isolate}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1;display:block}
.stage .hero{position:relative}
.stage .eyebrow{color:var(--stage-muted)}
.stage .hero p.lead{color:var(--stage-muted)}
.hero h1 em{background:linear-gradient(90deg,#3FD0F2,#9C7EFF 45%,#FF5CA3);-webkit-background-clip:text;background-clip:text;color:transparent}
.stage .btn{border-color:rgba(245,243,255,.45);color:var(--stage-ink)}
.stage .btn.primary{background:#FF3D7F;border-color:#FF3D7F;color:#fff}
.stage .hero{padding-block:96px 120px}
.onair{display:inline-flex;align-items:center;gap:8px}
.onair::before{content:"";width:8px;height:8px;border-radius:50%;background:#FF3D7F;box-shadow:0 0 12px #FF3D7F;animation:pulse 2s infinite}

/* section eyebrows pick up their layer colour */
#about .eyebrow{color:var(--violet)} #stack .eyebrow{color:var(--cyan)}
#katzap .eyebrow,#lab .eyebrow{color:var(--pink)} .founder .eyebrow{color:var(--amber)}
section.block{border-top:0;position:relative}
section.block::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--spectrum);opacity:.55}
#contact::before{display:none}

/* pillars */
.pillar{border-top:3px solid var(--violet)}
.pillar:nth-child(2){border-top-color:var(--pink)}
.pillar:nth-child(3){border-top-color:var(--amber-fill)}
.pillar:nth-child(1) .tag{color:var(--violet)}.pillar:nth-child(2) .tag{color:var(--pink)}.pillar:nth-child(3) .tag{color:var(--amber)}

/* stack layers, each in its own light */
.layer .lv{font-weight:500}
.layer.people{background:var(--amber-soft);border-color:color-mix(in srgb, var(--amber-fill) 45%, var(--line))}
.layer.people h3,.layer.people .lv{color:var(--amber)}
.layer.sauce{background:var(--pink-soft);border-color:color-mix(in srgb, var(--pink) 40%, var(--line))}
.layer.sauce h3,.layer.sauce .lv{color:var(--pink)}
.layer.os{background:var(--violet-soft);border-color:color-mix(in srgb, var(--violet) 35%, var(--line))}
.layer.os h3,.layer.os .lv{color:var(--violet)}
.layer.data{background:var(--cyan-soft);border-color:color-mix(in srgb, var(--cyan) 35%, var(--line))}
.layer.data h3,.layer.data .lv{color:var(--cyan)}
.layer.data .chip{border-color:color-mix(in srgb, var(--cyan) 40%, var(--line));color:var(--cyan)}

/* product */
.status{background:var(--pink-soft);color:var(--pink)}
.status::before{background:var(--pink)}
.feat .who{color:var(--amber)}
.feat.cr .who{color:var(--pink)} .feat.ag .who{color:var(--violet)} .feat.all .who{color:var(--cyan)}

/* lab steps */
.step{border-top:3px solid var(--cyan)}
.step:nth-child(2){border-top-color:var(--violet)}.step:nth-child(3){border-top-color:var(--pink)}
.step:nth-child(1) .n{color:var(--cyan)}.step:nth-child(2) .n{color:var(--violet)}.step:nth-child(3) .n{color:var(--pink)}

/* contact on the stage too */
.contact{background:var(--stage);color:var(--stage-ink);position:relative;overflow:hidden;isolation:isolate}
.contact::before{content:"";position:absolute;inset:auto 0 0 0;height:4px;background:linear-gradient(90deg,#3FD0F2,#9C7EFF 35%,#FF5CA3 65%,#FFC23D)}
.contact::after{content:"";position:absolute;width:520px;height:520px;right:-160px;top:-260px;z-index:-1;background:radial-gradient(circle,rgba(156,126,255,.35),transparent 65%)}
.contact p{color:var(--stage-muted)}
.mail code{background:rgba(245,243,255,.08);color:var(--stage-ink)}
.mail button{background:#FF3D7F}
.mail button:focus-visible{outline-color:var(--stage-ink)}

/* ===== Whole site on the stage: one deliberate dark look, same in every theme ===== */
:root:not(#x){
  --paper:#0A0A18; --surface:#121228; --ink:#F5F3FF; --muted:#B4B1CF; --line:#26264A;
  --cyan:#3FD0F2; --violet:#9C7EFF; --pink:#FF5CA3; --amber:#FFC23D; --amber-fill:#FFC23D;
  --cyan-soft:#0B2532; --violet-soft:#1B1640; --pink-soft:#33112A; --amber-soft:#2E220B;
  --sauce:#FF5CA3; --sauce-soft:#33112A; --signal:#9C7EFF; --signal-soft:#1B1640;
  color-scheme:dark;
}
.stage{background:transparent}
header.top{border-bottom-color:rgba(245,243,255,.08)}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
/* each section sits under its own coloured light */
#about{background:radial-gradient(640px 420px at 88% 0%,rgba(156,126,255,.16),transparent 70%)}
#stack{background:radial-gradient(700px 460px at 0% 20%,rgba(63,208,242,.12),transparent 70%)}
#katzap{background:radial-gradient(680px 480px at 100% 30%,rgba(255,92,163,.15),transparent 70%)}
#lab{background:radial-gradient(640px 420px at 10% 0%,rgba(255,194,61,.10),transparent 70%),radial-gradient(560px 380px at 95% 100%,rgba(156,126,255,.10),transparent 70%)}
.founder-sec{background:radial-gradient(620px 400px at 80% 50%,rgba(255,194,61,.10),transparent 70%)}
.layer,.feat{backdrop-filter:blur(2px)}
.features{background:var(--line)}
.feat{background:rgba(18,18,40,.92)}
.quote{background:linear-gradient(90deg,#F5F3FF 55%,#FFC23D);-webkit-background-clip:text;background-clip:text;color:transparent}
.contact{border:1px solid var(--line);background:linear-gradient(160deg,#141432,#0A0A18)}
footer{border-top:1px solid var(--line)}

/* ===== Multi-page additions ===== */
nav.menu a[aria-current="page"]{color:var(--ink);position:relative}
nav.menu a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;border-radius:2px;background:var(--spectrum)}
.top .mnav{display:none}
@media (max-width:760px){
  .top .mnav{display:flex;height:auto;gap:6px;overflow-x:auto;padding-block:0 10px;scrollbar-width:none}
  .mnav::-webkit-scrollbar{display:none}
  .mnav a{flex:none;text-decoration:none;font-size:13px;padding:6px 12px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
  .mnav a[aria-current="page"]{color:var(--paper);background:var(--ink);border-color:var(--ink)}
}

/* sub-page hero: a shorter stage, tinted by its page colour */
.stage.sub .hero{padding-block:72px 150px}
.stage.sub h1{font-size:clamp(34px,5vw,60px);max-width:20ch}
.crumb{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.tint-cyan .crumb{color:var(--cyan)} .tint-violet .crumb{color:var(--violet)}
.tint-pink .crumb{color:var(--pink)} .tint-amber .crumb{color:var(--amber)}
.tint-cyan{--tint:var(--cyan)} .tint-violet{--tint:var(--violet)} .tint-pink{--tint:var(--pink)} .tint-amber{--tint:var(--amber)}

/* generic blocks */
.prose{max-width:68ch;color:var(--muted)}
.prose p{margin:0 0 16px}
.prose strong{color:var(--ink);font-weight:500}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
@media (max-width:980px){.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid3{grid-template-columns:1fr}}
@media (max-width:680px){.grid2,.grid4{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px;min-width:0}
.card h3{margin:0 0 8px;font-size:19px;line-height:1.35}
.card p{margin:0;color:var(--muted);font-size:15px}
.card .k{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;display:block;margin-bottom:12px;color:var(--tint,var(--muted))}
.card ul{margin:12px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.card li{position:relative;padding-left:18px;color:var(--muted);font-size:15px}
.card li::before{content:"";position:absolute;left:0;top:.7em;width:7px;height:7px;border-radius:50%;background:var(--tint,var(--muted))}
.c-cyan{--tint:var(--cyan)} .c-violet{--tint:var(--violet)} .c-pink{--tint:var(--pink)} .c-amber{--tint:var(--amber)}
.card.lit{border-color:color-mix(in srgb,var(--tint) 40%,var(--line));background:linear-gradient(160deg,color-mix(in srgb,var(--tint) 14%,var(--surface)),var(--surface) 60%)}

/* link cards on home */
a.go{text-decoration:none;display:flex;flex-direction:column;gap:10px;transition:transform .18s,border-color .18s}
a.go:hover{transform:translateY(-3px);border-color:var(--tint)}
a.go .more{margin-top:auto;padding-top:14px;font-size:14px;color:var(--tint)}
a.go h3{font-family:var(--display);font-size:26px;font-weight:700}

/* signal chips row */
.signals{display:flex;flex-wrap:wrap;gap:10px}
.sig-chip{display:flex;flex-direction:column;gap:2px;padding:14px 18px;border-radius:14px;border:1px solid color-mix(in srgb,var(--cyan) 35%,var(--line));background:var(--cyan-soft);min-width:150px;flex:1 1 150px}
.sig-chip b{font-family:var(--display);font-size:18px;color:var(--ink)}
.sig-chip span{font-size:13px;color:var(--muted)}

/* flow (a real sequence) */
.flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;counter-reset:f}
.flow .card{padding:20px}
.flow .card::before{counter-increment:f;content:counter(f,decimal-leading-zero);font-family:var(--mono);font-size:12px;color:var(--tint,var(--muted));display:block;margin-bottom:10px}
@media (max-width:980px){.flow{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.flow{grid-template-columns:1fr}}

/* facts table */
.facts{width:100%;border-collapse:collapse;font-size:15px}
.facts th,.facts td{text-align:left;padding:14px 0;border-bottom:1px solid var(--line);vertical-align:top}
.facts th{width:200px;font-weight:500;color:var(--muted);padding-right:20px}
.facts td .mono{font-family:var(--mono)}
@media (max-width:560px){.facts th{width:110px}}

/* timeline */
.timeline{display:flex;flex-direction:column;gap:0;border-left:2px solid var(--line);margin-left:6px}
.tl{position:relative;padding:0 0 28px 28px}
.tl::before{content:"";position:absolute;left:-8px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--paper);border:3px solid var(--tint,var(--violet))}
.tl time{font-family:var(--mono);font-size:13px;color:var(--tint,var(--violet))}
.tl h3{margin:4px 0 4px;font-size:18px}
.tl p{margin:0;color:var(--muted);font-size:15px}
.tl.next::before{background:var(--tint);box-shadow:0 0 14px var(--tint)}

/* steps with order */
.stairs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.stair{border-radius:16px;padding:24px;border:1px solid var(--line);background:var(--surface)}
.stair:nth-child(2){margin-top:28px}.stair:nth-child(3){margin-top:56px}
.stair .k{font-family:var(--mono);font-size:12px;color:var(--tint)}
.stair h3{margin:8px 0 6px;font-size:19px}
.stair p{margin:0;color:var(--muted);font-size:15px}
@media (max-width:860px){.stairs{grid-template-columns:1fr}.stair:nth-child(n){margin-top:0}}

/* tiers */
.tier{display:flex;flex-direction:column;gap:6px}
.tier .who{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--tint);text-transform:uppercase}
.tier h3{font-family:var(--display);font-size:24px;margin:2px 0 6px}
.note{font-size:13px;color:var(--muted);margin-top:16px}

/* CTA band */
.band{border-radius:20px;padding:44px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;background:linear-gradient(120deg,color-mix(in srgb,#9C7EFF 22%,var(--surface)),color-mix(in srgb,#FF5CA3 18%,var(--surface)));border:1px solid var(--line)}
.band h2{margin:0;font-family:var(--display);font-size:clamp(24px,3vw,34px);line-height:1.2;max-width:22ch}
.band .btn{background:var(--ink);color:var(--paper);border-color:var(--ink)}
@media (max-width:560px){.band{padding:28px 22px}}

/* quote block on company page */
.letter{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:48px;align-items:start}
@media (max-width:860px){.letter{grid-template-columns:1fr;gap:24px}}

section.block.tight{padding-block:64px}
.sec-head.solo{grid-template-columns:1fr}

.glow-amber{background:radial-gradient(620px 400px at 85% 40%,rgba(255,194,61,.10),transparent 70%)}
.stage.sub.tint-violet{background:radial-gradient(700px 360px at 20% 0%,rgba(156,126,255,.18),transparent 70%)}
.stage.sub.tint-pink{background:radial-gradient(700px 360px at 20% 0%,rgba(255,92,163,.16),transparent 70%)}
.stage.sub.tint-amber{background:radial-gradient(700px 360px at 20% 0%,rgba(255,194,61,.14),transparent 70%)}