/* Hi4Labs corporate site — styles
   Design tokens drive both light (:root) and dark ([data-theme="dark"]) themes.

   Service accents: every element that should pick up a product's brand colour
   reads --svc / --svc-fill / --svc-on-fill / --svc-soft. Those default to the
   Hi4Labs violet and are re-declared by [data-svc="…"] on any ancestor, so a
   whole service block adopts QMR / testQ.ai / deskQ colours with one attribute. */
:root{
  color-scheme:light;
  --brand:#433DC1;--brand-strong:#322c9e;--brand-soft:#ece9fb;
  --ink:#161616;--ink-2:#393939;--muted:#6f6f6f;
  --line:#e2e2e6;--line-soft:#ededf1;--surface:#ffffff;--surface-2:#f5f5f7;--surface-3:#eeeef2;
  --header-bg:rgba(255,255,255,.82);
  --card-grad-a:#fcfcfd;--card-grad-b:#f4f3f9;
  --px-base:#e6e5ee;
  /* Constellation pixel colours — deskQ's lime is deepened on a light canvas so
     the cluster stays legible against the card gradient. */
  --px-qmr:#433DC2;--px-testq:#C8103F;--px-deskq:#A8D93C;
  --grid-c:rgba(22,22,22,.05);
  --footer-bg:#161616;--footer-line:#2c2c30;
  /* Always-dark panel palette (used by .panel-dark regardless of the page theme) */
  --dk-bg:#101015;--dk-bg-2:#181820;--dk-line:#2b2b34;--dk-ink:#f3f3f6;--dk-ink-2:#c6c6cf;--dk-muted:#8c8c97;
  /* Service accent — defaults to the house brand */
  --svc:var(--brand);--svc-fill:var(--brand);--svc-on-fill:#fff;--svc-soft:var(--brand-soft);
  --maxw:1180px;--rad:4px;--rad-lg:10px;--ease:cubic-bezier(.16,.84,.44,1);
}
[data-theme="dark"]{
  color-scheme:dark;
  --brand:#7c77ea;--brand-strong:#9591f0;--brand-soft:rgba(124,119,234,.16);
  --ink:#f3f3f6;--ink-2:#c6c6cf;--muted:#8e8e98;
  --line:#2a2a32;--line-soft:#202027;--surface:#0d0d11;--surface-2:#15151b;--surface-3:#1c1c23;
  --header-bg:rgba(13,13,17,.8);
  --card-grad-a:#16161d;--card-grad-b:#101015;
  --px-base:#26262f;
  --px-qmr:#8B87F0;--px-testq:#FF7891;--px-deskq:#C9F45B;
  --grid-c:rgba(255,255,255,.055);
  --footer-bg:#08080b;--footer-line:#23232a;
  --svc:var(--brand);--svc-fill:var(--brand);--svc-on-fill:#fff;--svc-soft:var(--brand-soft);
}

/* ---------- Service accent themes ----------
   deskQ's lime is a fill colour, never a text colour on a light canvas, so its
   light-mode --svc is a deep olive that clears AA while --svc-fill stays lime. */
[data-svc="qmr"]  {--svc:#433DC2;--svc-fill:#433DC2;--svc-on-fill:#fff;--svc-soft:#eceafb}
[data-svc="testq"]{--svc:#c8103f;--svc-fill:#c8103f;--svc-on-fill:#fff;--svc-soft:#fdecf0}
[data-svc="deskq"]{--svc:#4c6b0e;--svc-fill:#c9f45b;--svc-on-fill:#171a17;--svc-soft:#eef9d3}
[data-theme="dark"] [data-svc="qmr"],  .on-dark [data-svc="qmr"]  {--svc:#8b87f0;--svc-fill:#5b55d6;--svc-on-fill:#fff;--svc-soft:rgba(124,119,234,.17)}
[data-theme="dark"] [data-svc="testq"],.on-dark [data-svc="testq"]{--svc:#ff7891;--svc-fill:#c8103f;--svc-on-fill:#fff;--svc-soft:rgba(255,120,145,.14)}
[data-theme="dark"] [data-svc="deskq"],.on-dark [data-svc="deskq"]{--svc:#c9f45b;--svc-fill:#c9f45b;--svc-on-fill:#171a17;--svc-soft:rgba(201,244,91,.13)}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'IBM Plex Sans','Pretendard',system-ui,-apple-system,sans-serif;
  color:var(--ink);background:var(--surface);line-height:1.6;
  -webkit-font-smoothing:antialiased;letter-spacing:-0.01em;
  /* Korean has no inter-word breaking by default, so the browser will split a
     word mid-syllable (서비스/로). keep-all restores word-level wrapping; the
     overflow-wrap fallback keeps a very long unbroken token from overflowing. */
  word-break:keep-all;overflow-wrap:break-word;
  transition:background .35s var(--ease),color .35s var(--ease);
}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--svc);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
@media(max-width:600px){.wrap{padding:0 20px}}
section{scroll-margin-top:88px}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--brand);color:#fff;padding:10px 16px;border-radius:var(--rad);font-size:.9rem}
.skip:focus{left:16px;top:12px}

.eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--svc);font-weight:500;
  display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--svc);flex:none}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:100;background:var(--header-bg);
  backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line);
  transition:background .35s var(--ease),border-color .35s var(--ease)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.logo{display:flex;align-items:center;gap:11px;font-weight:600;font-size:1.06rem;letter-spacing:-.02em;flex:none}
.logo .mark{display:grid;grid-template-columns:repeat(2,5px);grid-template-rows:repeat(2,5px);gap:2px}
.logo .mark i{width:5px;height:5px;display:block}
.logo .mark i:nth-child(1){background:var(--brand)}
.logo .mark i:nth-child(2){background:var(--ink)}
.logo .mark i:nth-child(3){background:#9591d6}
.logo .mark i:nth-child(4){background:#bdbace}
.logo span{color:var(--muted);font-weight:400}
.menu{display:flex;align-items:center;gap:24px}
.menu-links{display:flex;align-items:center;gap:24px}
.menu-links a{font-size:.92rem;color:var(--ink-2);font-weight:450;transition:color .2s;position:relative;padding:4px 0}
.menu-links a:hover{color:var(--brand)}
.menu-links a.active{color:var(--brand)}
.menu-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:.9rem;font-weight:500;
  padding:10px 18px;border-radius:var(--rad);transition:all .22s var(--ease);cursor:pointer;border:1px solid transparent;
  font-family:inherit;text-align:center}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-strong);transform:translateY(-1px)}
.btn-svc{background:var(--svc-fill);color:var(--svc-on-fill);border-color:var(--svc-fill)}
.btn-svc:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn .arr{transition:transform .22s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}
.nav-cta{display:none}
.tools{display:flex;align-items:center;gap:8px}
.icon-btn{width:38px;height:38px;border:1px solid var(--line);border-radius:var(--rad);
  background:transparent;color:var(--ink-2);display:grid;place-items:center;cursor:pointer;
  transition:all .2s var(--ease);font-family:inherit}
.icon-btn:hover{border-color:var(--brand);color:var(--brand)}
.icon-btn svg{width:17px;height:17px}
.lang-btn{width:auto;min-width:44px;padding:0 12px;font-family:'IBM Plex Mono',monospace;font-size:.78rem;font-weight:500;letter-spacing:.04em}
.theme-btn .moon{display:none}
[data-theme="dark"] .theme-btn .sun{display:none}
[data-theme="dark"] .theme-btn .moon{display:block}
/* Flex column rather than the .icon-btn grid: auto grid rows stretch to the
   button height, which would put the bars further apart than the ±5.5px the
   close transform below collapses them by. */
.menu-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.menu-btn i{display:block;width:16px;height:1.5px;background:currentColor;transition:transform .25s var(--ease),opacity .2s}
.menu-btn[aria-expanded="true"] i:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.menu-btn[aria-expanded="true"] i:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] i:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
/* Mobile: links collapse into a drawer under the header */
@media(max-width:939px){
  .menu-links{position:fixed;left:0;right:0;top:64px;flex-direction:column;align-items:stretch;gap:0;
    background:var(--surface);border-bottom:1px solid var(--line);padding:6px 32px 22px;
    transform:translateY(-12px);opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
    max-height:calc(100dvh - 64px);overflow-y:auto}
  .menu-links.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}
  .menu-links a{padding:15px 0;border-bottom:1px solid var(--line-soft);font-size:1rem}
  .menu-links a.active::after{display:none}
  .menu-links .drawer-cta{display:inline-flex;margin-top:20px;padding:13px 18px}
}
@media(min-width:940px){
  .menu-btn{display:none !important}
  .nav-cta{display:inline-flex}
  .menu-links .drawer-cta{display:none}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--grid-c) 1px,transparent 1px),linear-gradient(90deg,var(--grid-c) 1px,transparent 1px);
  background-size:76px 76px;
  -webkit-mask-image:radial-gradient(ellipse 75% 62% at 50% 26%,#000,transparent 76%);
          mask-image:radial-gradient(ellipse 75% 62% at 50% 26%,#000,transparent 76%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:48px;padding:76px 0 84px;align-items:center}
@media(min-width:980px){.hero-grid{grid-template-columns:1.1fr .9fr;gap:56px;padding:96px 0 104px}}
.hero h1{font-size:clamp(2.5rem,6.2vw,4.4rem);line-height:1.04;font-weight:600;letter-spacing:-.035em;margin:24px 0 26px}
.hero h1 .accent{color:var(--brand)}
.hero p.lead{font-size:1.1rem;color:var(--ink-2);max-width:34em;line-height:1.75}
.hero .cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero .btn{padding:13px 22px;font-size:.96rem}
.hero-note{display:flex;align-items:center;gap:12px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line);
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);flex-wrap:wrap}
.hero-note b{color:var(--ink-2);font-weight:500}
.hero-note .sep{width:4px;height:4px;border-radius:50%;background:var(--line);flex:none}

.pixel-stage{position:relative;display:flex;justify-content:center}
@media(min-width:980px){.pixel-stage{justify-content:flex-end}}
.pixel-card{width:100%;max-width:420px;border:1px solid var(--line);border-radius:var(--rad);
  background:linear-gradient(160deg,var(--card-grad-a),var(--card-grad-b));padding:26px;position:relative;overflow:hidden;
  transition:background .35s var(--ease),border-color .35s var(--ease)}
#pixelGrid{display:grid;grid-template-columns:repeat(13,1fr);gap:5px;aspect-ratio:1/1}
#pixelGrid .px{border-radius:2px;background:var(--px-base);opacity:0;transform:scale(.4);
  transition:transform .2s var(--ease),background .3s var(--ease),box-shadow .2s var(--ease);will-change:transform}
#pixelGrid.in .px{animation:pxIn .5s var(--ease) forwards;animation-delay:var(--d,0s)}
#pixelGrid .px.done{opacity:1;animation:none;transform:scale(1)}
@keyframes pxIn{from{opacity:0;transform:scale(.4)}to{opacity:1;transform:scale(1)}}
/* Three service clusters feed one Hi4Labs core; --c carries the service colour. */
#pixelGrid .px[data-lv="on"]{background:var(--c)}
#pixelGrid .px[data-lv="mid"]{background:color-mix(in srgb,var(--c) 52%,var(--px-base))}
#pixelGrid .px[data-lv="path"]{background:color-mix(in srgb,var(--c) 26%,var(--px-base))}
/* The core is neutral ink, not brand violet: QMR's own accent is the same violet,
   so a violet core would read as a fourth QMR cluster instead of the platform. */
#pixelGrid .px[data-lv="core"]{background:var(--ink)}
#pixelGrid .px.done[data-lv="path"]{animation:pxFlow 2.8s var(--ease) infinite;animation-delay:var(--fd,0s)}
@keyframes pxFlow{0%,100%{opacity:.45}45%{opacity:1}}
#pixelGrid .px.done:hover{transform:scale(1.22);z-index:2}
.pixel-legend{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}
.pixel-legend span{display:inline-flex;align-items:center;gap:7px;font-family:'IBM Plex Mono',monospace;
  font-size:.68rem;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}
.pixel-legend i{width:7px;height:7px;border-radius:1px;background:var(--ink);flex:none}
.pixel-legend span[data-svc="qmr"] i{background:var(--px-qmr)}
.pixel-legend span[data-svc="testq"] i{background:var(--px-testq)}
.pixel-legend span[data-svc="deskq"] i{background:var(--px-deskq)}

/* ---------- Service strip (below the hero) ---------- */
.strip{border-bottom:1px solid var(--line);background:var(--surface-2)}
.strip-grid{display:grid;grid-template-columns:1fr}
@media(min-width:820px){.strip-grid{grid-template-columns:repeat(3,1fr)}}
.scell{display:flex;align-items:flex-start;gap:16px;padding:26px 0;border-bottom:1px solid var(--line);
  transition:background .22s var(--ease);position:relative}
@media(min-width:820px){
  .scell{border-bottom:none;border-right:1px solid var(--line);padding:30px 28px}
  .scell:first-child{padding-left:0}
  .scell:last-child{border-right:none;padding-right:0}
}
.scell::before{content:"";position:absolute;left:0;top:0;height:2px;width:0;background:var(--svc-fill);transition:width .35s var(--ease)}
.scell:hover::before{width:100%}
.scell:hover .sc-go{background:var(--svc-fill);border-color:var(--svc-fill);color:var(--svc-on-fill);transform:translate(2px,-2px)}
.sc-copy{flex:1;min-width:0}
.sc-name{display:flex;align-items:baseline;gap:9px;font-size:1.06rem;font-weight:600;letter-spacing:-.02em}
.sc-name .dom{font-family:'IBM Plex Mono',monospace;font-size:.7rem;font-weight:400;color:var(--muted);letter-spacing:.02em}
.sc-role{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--svc);margin-bottom:6px;display:block}
.sc-desc{font-size:.9rem;color:var(--muted);margin-top:5px;line-height:1.6}
.sc-go{flex:none;width:32px;height:32px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;
  color:var(--ink-2);transition:all .22s var(--ease);margin-top:4px}
.sc-go svg{width:14px;height:14px}

/* Service marks — each reproduces the product's own logo geometry */
.mk{flex:none;width:38px;height:38px;display:grid;place-items:center;margin-top:2px}
.mk svg{width:38px;height:38px;display:block}

/* ---------- Section frame ---------- */
.sec{padding:92px 0;border-bottom:1px solid var(--line)}
@media(max-width:700px){.sec{padding:66px 0}}
.sec-head{max-width:48em;margin-bottom:52px}
.sec-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:600;letter-spacing:-.03em;line-height:1.16;margin:18px 0 0}
.sec-head p{color:var(--ink-2);font-size:1.05rem;margin-top:18px;line-height:1.72}

/* Numbered value grid (vision pillars + working principles) */
.vals{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line)}
@media(min-width:700px){.vals{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.vals.four{grid-template-columns:repeat(4,1fr)}.vals.three{grid-template-columns:repeat(3,1fr)}}
.val{padding:34px 28px 38px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);transition:background .25s;position:relative}
.val:last-child{border-right:none}
@media(max-width:699px){.val{border-right:none;padding-left:0;padding-right:0}}
.val:hover{background:var(--surface-2)}
.val .n{font-family:'IBM Plex Mono',monospace;font-size:.74rem;color:var(--svc);letter-spacing:.1em}
.val h3{font-size:1.15rem;font-weight:600;margin:14px 0 10px;letter-spacing:-.02em}
.val p{color:var(--muted);font-size:.95rem;line-height:1.68}
.val .bar{position:absolute;left:0;top:0;width:0;height:2px;background:var(--svc-fill);transition:width .35s var(--ease)}
@media(min-width:700px){.val:hover .bar{width:100%}}

/* ---------- Services ---------- */
.svc-sec{background:var(--surface-2)}
.svc-list{display:grid;gap:26px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:var(--rad);overflow:hidden;
  transition:background .35s,border-color .35s,box-shadow .3s var(--ease);scroll-margin-top:92px}
.svc:hover{border-color:color-mix(in srgb,var(--svc) 40%,var(--line))}
.svc-top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 30px;border-bottom:1px solid var(--line);background:var(--svc-soft)}
.svc-id{display:flex;align-items:center;gap:14px;min-width:0}
.svc-id .mk{margin-top:0}
.svc-id h3{font-size:1.5rem;font-weight:700;letter-spacing:-.035em;line-height:1.2}
.svc-id .dom{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:var(--muted);letter-spacing:.02em;display:block;margin-top:1px}
.svc-status{display:inline-flex;align-items:center;gap:8px;font-family:'IBM Plex Mono',monospace;font-size:.7rem;
  letter-spacing:.1em;text-transform:uppercase;color:var(--svc);border:1px solid color-mix(in srgb,var(--svc) 34%,transparent);
  background:var(--surface);padding:5px 11px;border-radius:99px;white-space:nowrap}
.svc-status .dot{width:7px;height:7px;border-radius:50%;background:var(--svc-fill);animation:pulse 2s infinite;flex:none}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.svc-body{display:grid;grid-template-columns:1fr}
@media(min-width:920px){.svc-body{grid-template-columns:1fr 1fr}}
.svc-copy{padding:38px 30px 40px}
@media(min-width:520px){.svc-copy{padding:42px 38px 44px}}
.svc-role{font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.svc-copy .tagline{font-size:1.24rem;font-weight:600;color:var(--svc);letter-spacing:-.025em;margin-top:14px;line-height:1.4}
.svc-copy .desc{color:var(--ink-2);margin-top:16px;font-size:1rem;line-height:1.75;max-width:32em}
.svc-copy .btn{margin-top:28px;padding:13px 22px}
.svc-feats{border-top:1px solid var(--line)}
@media(min-width:920px){.svc-feats{border-top:none;border-left:1px solid var(--line)}}
.feat{display:flex;gap:16px;padding:22px 30px;border-bottom:1px solid var(--line);transition:background .2s}
@media(min-width:520px){.feat{padding:22px 38px}}
.feat:last-child{border-bottom:none}
.feat:hover{background:var(--surface-2)}
.feat .fi{flex:none;width:30px;height:30px;border:1px solid var(--svc);color:var(--svc);border-radius:var(--rad);
  display:grid;place-items:center;font-family:'IBM Plex Mono',monospace;font-size:.8rem;font-weight:500}
.feat h4{font-size:1rem;font-weight:600;letter-spacing:-.02em;line-height:1.45}
.feat p{font-size:.9rem;color:var(--muted);margin-top:4px;line-height:1.6}

/* ---------- Always-dark panel (platform flow) ----------
   Re-declares the shared tokens in scope, so every child component keeps
   working without a dark-specific rule of its own. */
.panel-dark{
  --ink:var(--dk-ink);--ink-2:var(--dk-ink-2);--muted:var(--dk-muted);
  --line:var(--dk-line);--line-soft:#1f1f27;--surface:var(--dk-bg);--surface-2:var(--dk-bg-2);--surface-3:#22222b;
  --brand:#7c77ea;--brand-soft:rgba(124,119,234,.16);
  --svc:var(--brand);--svc-fill:var(--brand);--svc-on-fill:#fff;--svc-soft:var(--brand-soft);
  background:var(--dk-bg);color:var(--dk-ink);border-bottom:none;position:relative;overflow:hidden}
.panel-dark::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 70% 70% at 50% 0%,#000,transparent 72%);
          mask-image:radial-gradient(ellipse 70% 70% at 50% 0%,#000,transparent 72%)}
.panel-dark>.wrap{position:relative}

/* Lifecycle flow rail */
.flow{position:relative;display:grid;grid-template-columns:1fr;gap:0;margin-top:8px}
@media(min-width:960px){.flow{grid-template-columns:repeat(5,1fr)}}
.flow-step{position:relative;padding:0 0 26px 30px}
@media(min-width:960px){.flow-step{padding:34px 24px 0 0}}
/* Rail: vertical on small screens, horizontal from 960px up */
.flow-step::before{content:"";position:absolute;background:var(--line)}
.flow-step::before{left:6px;top:14px;bottom:-8px;width:1px}
.flow-step:last-child::before{display:none}
@media(min-width:960px){
  .flow-step::before{left:14px;right:-24px;top:6px;bottom:auto;width:auto;height:1px}
  .flow-step:last-child::before{display:block;right:0}
}
.flow-dot{position:absolute;left:0;top:8px;width:13px;height:13px;border-radius:50%;
  background:var(--dk-bg);border:1px solid var(--svc);display:grid;place-items:center;z-index:1}
.flow-dot::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--svc-fill)}
@media(min-width:960px){.flow-dot{top:0;left:0}}
.flow-n{font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.14em;color:var(--muted)}
.flow-svc{display:inline-block;margin-left:9px;font-family:'IBM Plex Mono',monospace;font-size:.68rem;
  letter-spacing:.06em;color:var(--svc)}
.flow-step h4{font-size:1.08rem;font-weight:600;letter-spacing:-.02em;margin:10px 0 8px}
.flow-step p{font-size:.9rem;color:var(--muted);line-height:1.65;max-width:20em}
.flow-back{display:flex;align-items:center;gap:14px;margin-top:46px;padding-top:24px;border-top:1px dashed var(--line);
  color:var(--ink-2);font-size:.95rem;line-height:1.65;flex-wrap:wrap}
.flow-back .loop{flex:none;width:30px;height:30px;border:1px solid var(--brand);border-radius:50%;display:grid;place-items:center;color:var(--brand)}
.flow-back .loop svg{width:15px;height:15px}
.flow-foot{margin-top:34px;padding:20px 24px;border:1px solid var(--line);border-radius:var(--rad);background:var(--surface-2);
  display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.flow-foot .tag{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand);border:1px solid var(--brand);border-radius:99px;padding:4px 10px;flex:none}
.flow-foot p{font-size:.94rem;color:var(--ink-2);line-height:1.65}

/* ---------- Partnership ---------- */
.part-grid{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
@media(min-width:700px){.part-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1020px){.part-grid{grid-template-columns:repeat(4,1fr)}}
.part{padding:32px 26px 36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  transition:background .25s;position:relative}
.part:hover{background:var(--surface-2)}
.part .pi{width:34px;height:34px;border:1px solid var(--brand);color:var(--brand);border-radius:var(--rad);
  display:grid;place-items:center;margin-bottom:20px}
.part .pi svg{width:17px;height:17px}
.part h3{font-size:1.08rem;font-weight:600;letter-spacing:-.02em;margin-bottom:9px}
.part p{color:var(--muted);font-size:.93rem;line-height:1.68}
.part-cta{margin-top:40px;border:1px solid var(--line);border-radius:var(--rad);background:var(--surface-2);
  padding:40px 34px;display:grid;gap:24px;align-items:center}
@media(min-width:860px){.part-cta{grid-template-columns:1fr auto;padding:44px 42px;gap:40px}}
.part-cta h3{font-size:clamp(1.3rem,2.4vw,1.7rem);font-weight:600;letter-spacing:-.03em;line-height:1.3}
.part-cta p{color:var(--ink-2);margin-top:12px;font-size:1rem;line-height:1.7;max-width:36em}
.part-cta .btn{padding:14px 24px;white-space:nowrap}

/* ---------- Closing CTA ---------- */
.cta-band{padding:86px 0;border-bottom:1px solid var(--line);text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 70% at 50% 50%,var(--brand-soft),transparent 70%)}
.cta-inner{position:relative;max-width:44em;margin:0 auto}
.cta-band h2{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:600;letter-spacing:-.035em;line-height:1.18;margin:18px 0 0}
.cta-band p{color:var(--ink-2);font-size:1.05rem;margin-top:16px;line-height:1.7}
.cta-band .cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.cta-band .btn{padding:14px 24px;font-size:.96rem}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--rd,0s)}
.reveal.in{opacity:1;transform:none}

/* ---------- Footer ---------- */
footer{background:var(--footer-bg);color:#c9c9cf;padding:72px 0 40px;transition:background .35s var(--ease)}
.foot-grid{display:grid;grid-template-columns:1fr;gap:42px}
@media(min-width:700px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.foot-grid{grid-template-columns:1.5fr 1fr 1.15fr 1fr}}
.foot .logo{color:#fff;margin-bottom:18px}
.foot .logo span{color:#8b8b95}
.foot-tag{color:#9a9aa3;font-size:.95rem;max-width:26em;line-height:1.7}
.foot h5{color:#fff;font-size:.78rem;font-family:'IBM Plex Mono',monospace;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px}
.foot dl{display:grid;grid-template-columns:auto 1fr;gap:9px 18px;font-size:.89rem}
.foot dt{color:#74747e}
.foot dd{color:#d4d4da}
.foot a:hover{color:#fff}
.foot-links{display:flex;flex-direction:column;gap:12px;font-size:.92rem;color:#b4b4bc}
.foot-links a{transition:color .2s;display:inline-flex;align-items:baseline;gap:8px}
.foot-links a .dom{font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:#74747e}
.foot-bottom{margin-top:54px;padding-top:26px;border-top:1px solid var(--footer-line);display:flex;flex-wrap:wrap;
  gap:16px;justify-content:space-between;align-items:center;font-size:.82rem;color:#74747e}
.foot-bottom .legal{display:flex;gap:22px;flex-wrap:wrap}

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