/* SIBDENX Digital — site styles */
:root {
  --ink: #0B0F1A;
  --ink-2: #10162A;
  --ink-3: #182038;
  --line: rgba(138, 148, 166, .16);
  --line-2: rgba(138, 148, 166, .28);
  --text: #F5F7FB;
  --muted: #8A94A6;
  --blue: #2F6BFF;
  --blue-2: #4C80FF;
  --cyan: #22D3EE;
  --paper: #F5F7FB;
  --paper-2: #E9EDF5;
  --paper-text: #0B0F1A;
  --paper-muted: #566073;
  --f-head: 'Space Grotesk', 'Poppins', system-ui, sans-serif;
  --f-body: 'Inter', 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --wrap: 1240px;
  --gut: clamp(20px, 4vw, 40px);
  --sec: clamp(88px, 11vw, 160px);
  --ease: cubic-bezier(.22, .8, .2, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --cut: 14px;
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 400 clamp(1rem, .96rem + .2vw, 1.0625rem)/1.65 var(--f-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { font-family: var(--f-head); font-weight: 600; margin: 0; letter-spacing: -.02em; line-height: 1.1; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
::selection { background: var(--blue); color: #fff; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gut) * 2); margin-inline: auto; padding-inline: var(--gut); }
.skip { position: fixed; left: 12px; top: -60px; z-index: 100; background: var(--blue); color: #fff; padding: 10px 14px; transition: top .2s; }
.skip:focus { top: 12px; }
.ph { background: repeating-linear-gradient(-28deg, rgba(34, 211, 238, .14) 0 6px, transparent 6px 12px); outline: 1px dashed rgba(34, 211, 238, .6); outline-offset: 2px; }

@view-transition { navigation: auto; }
::view-transition-old(root) { animation: vt-out .22s var(--ease-io) both; }
::view-transition-new(root) { animation: vt-in .38s var(--ease) both; }
@keyframes vt-out { to { opacity: 0; transform: translateY(-6px); } }
@keyframes vt-in { from { opacity: 0; transform: translateY(10px); } }

/* ---------- Type ---------- */
.h2 { font-size: clamp(2rem, 1.25rem + 2.6vw, 3.5rem); line-height: 1.04; letter-spacing: -.035em; }
.h3 { font-size: clamp(1.25rem, 1.1rem + .5vw, 1.5rem); letter-spacing: -.02em; }
.lead-s { color: var(--muted); max-width: 46ch; margin-top: 1.25rem; font-size: 1.0625em; }
.mt { margin-top: 3rem; }
.link {
  display: inline-flex; align-items: center; gap: .6em; margin-top: 2rem;
  font: 500 1rem var(--f-head); position: relative; padding-bottom: 4px;
}
.link::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--blue); transform-origin: left; transition: transform .45s var(--ease); }
.link:hover::after { transform: scaleX(.35); background: var(--cyan); }
.link::before { content: ''; order: 2; width: 9px; height: 9px; border-right: 2px solid currentColor; border-top: 2px solid currentColor; transform: rotate(45deg); transition: transform .35s var(--ease); }
.link:hover::before { transform: translateX(4px) rotate(45deg); }

/* ---------- Buttons (corners cut like the mark) ---------- */
.btn {
  --c: var(--cut);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: 0 26px;
  font: 600 1rem/1 var(--f-head); letter-spacing: -.005em; white-space: nowrap;
  clip-path: polygon(var(--c) 0, 100% 0, 100% calc(100% - var(--c)), calc(100% - var(--c)) 100%, 0 100%, 0 var(--c));
  transition: background-color .3s var(--ease), color .3s var(--ease), transform .35s var(--ease);
  will-change: transform;
}
.btn-sm { min-height: 40px; padding: 0 18px; font-size: .9375rem; --c: 10px; }
.btn-lg { min-height: 56px; padding: 0 32px; font-size: 1.0625rem; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(105deg, transparent 30%, rgba(255, 255, 255, .28) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .8s var(--ease);
}
.btn-primary:hover { background: var(--blue-2); }
.btn-primary:hover::after { transform: translateX(120%); }
.btn-primary:active { transform: scale(.98); }
.btn-ghost { --bd: var(--line-2); background: var(--bd); color: var(--text); isolation: isolate; }
.btn-ghost::before { content: ''; position: absolute; inset: 1px; z-index: -1; background: var(--ink); clip-path: polygon(calc(var(--c) - .4px) 0, 100% 0, 100% calc(100% - var(--c) + .4px), calc(100% - var(--c) + .4px) 100%, 0 100%, 0 calc(var(--c) - .4px)); }
.btn-ghost:hover { --bd: var(--cyan); color: var(--cyan); }
.btn:focus-visible { outline: 2px solid var(--cyan); outline-offset: -5px; }

/* ---------- Header ---------- */
.hdr { position: fixed; inset: 0 0 auto; z-index: 50; transition: background-color .35s, box-shadow .35s, transform .45s var(--ease); }
.hdr.is-solid { background: rgba(11, 15, 26, .78); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); box-shadow: 0 1px 0 var(--line); }
.hdr.is-hidden { transform: translateY(-100%); }
.hdr-in { display: flex; align-items: center; gap: 24px; height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: none; }
.brand-mark { width: 21px; height: auto; transition: transform .5s var(--ease); }
.brand:hover .brand-mark .mk-top { transform: translate(-2%, -1.5%); }
.brand:hover .brand-mark .mk-bot { transform: translate(2%, 1.5%); }
.mark .mk-top, .mark .mk-bot { transition: transform .5s var(--ease); transform-box: fill-box; }
.wm { font-family: var(--f-head); font-size: 1.1875rem; letter-spacing: -.02em; display: inline-flex; gap: .3em; line-height: 1; }
.wm b { font-weight: 700; }
.wm span { font-weight: 400; color: #C9D0DD; }
.nav { display: flex; gap: 6px; margin-left: auto; }
.nav a { position: relative; padding: 10px 12px; font: 500 .9375rem var(--f-head); color: #C9D0DD; transition: color .25s; }
.nav a::after { content: ''; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px; background: var(--cyan); transform: scaleX(0); transform-origin: right; transition: transform .4s var(--ease); }
.nav a:hover, .nav a[aria-current] { color: var(--text); }
.nav a:hover::after, .nav a[aria-current]::after { transform: scaleX(1); transform-origin: left; }
.nav a[aria-current]::after { background: var(--blue); }
.hdr-r { display: flex; align-items: center; gap: 18px; }
.langs { display: inline-flex; gap: 2px; font: 600 .8125rem/1 var(--f-head); letter-spacing: .02em; }
.langs a { padding: 8px 7px; color: var(--muted); border-radius: 2px; transition: color .2s, background-color .2s; }
.langs a:hover { color: var(--text); }
.langs a[aria-current] { color: var(--text); background: rgba(47, 107, 255, .18); box-shadow: inset 0 -2px 0 var(--blue); }
.menu-btn { display: none; font: 600 .9375rem var(--f-head); padding: 10px 2px; position: relative; }
.menu-btn::after { content: ''; position: absolute; left: 2px; right: 2px; bottom: 4px; height: 2px; background: var(--cyan); transform: scaleX(.4); transform-origin: left; transition: transform .35s var(--ease); }
.menu-btn:hover::after, .menu-btn[aria-expanded="true"]::after { transform: scaleX(1); }
.menu { position: fixed; inset: 0; top: 76px; background: var(--ink); padding: 24px var(--gut) 32px; display: flex; flex-direction: column; justify-content: space-between; overflow-y: auto; }
.menu[hidden] { display: none; }
.menu-nav { display: flex; flex-direction: column; }
.menu-nav a { font: 600 clamp(2rem, 9vw, 2.75rem)/1.1 var(--f-head); letter-spacing: -.03em; padding: 12px 0; border-bottom: 1px solid var(--line); opacity: 0; transform: translateY(14px); animation: menu-in .5s var(--ease) forwards; animation-delay: calc(var(--i) * 45ms + 60ms); }
.menu-nav a[aria-current] { color: var(--cyan); }
@keyframes menu-in { to { opacity: 1; transform: none; } }
.menu-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 28px; flex-wrap: wrap; }
.menu-foot .langs { font-size: 1rem; }
body.menu-open { overflow: hidden; }
body.menu-open .hdr { background: var(--ink); }

/* ---------- Grid background ---------- */
.hero-grid {
  position: absolute; inset: -10% 0 -10%; pointer-events: none;
  background-image: radial-gradient(rgba(138, 148, 166, .34) 1px, transparent 1.4px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at var(--mx, 70%) var(--my, 40%), #000 0%, rgba(0, 0, 0, .5) 45%, transparent 80%);
  mask-image: radial-gradient(ellipse 70% 60% at var(--mx, 70%) var(--my, 40%), #000 0%, rgba(0, 0, 0, .5) 45%, transparent 80%);
}
.hero-grid::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(420px circle at var(--mx, 70%) var(--my, 40%), rgba(47, 107, 255, .16), transparent 70%);
}

/* ---------- Home hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; padding-top: 120px; overflow: hidden; isolation: isolate; }
.hero-in { position: relative; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: center; gap: 32px; flex: 1; }
.hero-h { font-size: clamp(2.6rem, 1rem + 4.6vw, 5.5rem); line-height: .98; letter-spacing: -.045em; font-weight: 600; }
.ln { display: block; overflow: hidden; padding-bottom: .06em; margin-bottom: -.06em; }
.ln > span { display: inline-block; transform: translateY(105%); animation: line-up 1.05s var(--ease) forwards; animation-delay: calc(var(--i, 0) * 110ms + 250ms); }
@keyframes line-up { to { transform: none; } }
.hero-lead { margin-top: 2rem; max-width: 50ch; color: #AEB6C5; font-size: clamp(1.0625rem, 1rem + .3vw, 1.25rem); line-height: 1.6; opacity: 0; animation: fade-in .9s var(--ease) .75s forwards; }
.hero-act { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 2.5rem; opacity: 0; animation: fade-in .9s var(--ease) .9s forwards; }
@keyframes fade-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.hero-art { position: relative; display: grid; place-items: center; perspective: 900px; }
.hero-mark { width: min(100%, 380px); transform: rotateX(var(--ry, 0deg)) rotateY(var(--rx, 0deg)); transition: transform .6s var(--ease); transform-style: preserve-3d; }
.hero-glyph { width: 100%; height: auto; overflow: visible; filter: drop-shadow(0 30px 60px rgba(47, 107, 255, .28)); }
.hero-glyph .mk-top { animation: mk-top 1.5s var(--ease) .15s both; }
.hero-glyph .mk-bot { animation: mk-bot 1.5s var(--ease) .3s both; }
@keyframes mk-top { from { opacity: 0; transform: translate(-30%, -16%); } 60% { opacity: 1; } to { transform: none; } }
@keyframes mk-bot { from { opacity: 0; transform: translate(30%, 16%); } 60% { opacity: 1; } to { transform: none; } }
.hero-art::before {
  content: ''; position: absolute; width: 70%; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, .16), transparent 65%);
  filter: blur(20px); animation: breathe 7s ease-in-out infinite;
}
@keyframes breathe { 50% { transform: scale(1.12); opacity: .7; } }

.stats { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: clamp(48px, 7vw, 96px); border-top: 1px solid var(--line); }
.stat { padding: 26px 20px 34px 0; opacity: 0; animation: fade-in .9s var(--ease) forwards; animation-delay: 1.1s; }
.stat + .stat { padding-left: 24px; border-left: 1px solid var(--line); }
.stat-n { font: 600 clamp(2rem, 1.4rem + 2vw, 3rem)/1 var(--f-head); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.stat-l { margin-top: 10px; color: var(--muted); font-size: .9375rem; line-height: 1.4; max-width: 22ch; }

/* ---------- Sections ---------- */
.sec { position: relative; padding-block: var(--sec); }
.paper { background: var(--paper); color: var(--paper-text); clip-path: polygon(0 0, 100% clamp(24px, 4vw, 64px), 100% 100%, 0 100%); padding-top: calc(var(--sec) + clamp(12px, 2vw, 32px)); }
.paper + .paper, .paper:last-child { clip-path: none; }
.paper .lead-s, .paper p { color: var(--paper-muted); }
.paper .h2, .paper h3 { color: var(--paper-text); }
.paper .link::after { background: var(--blue); }
.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.sticky { position: sticky; top: 120px; }
.sec-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: clamp(40px, 5vw, 64px); }
.sec-head .link { margin-top: 0; }

/* Services preview — four disciplines */
.disc { border-top: 1px solid rgba(11, 15, 26, .14); counter-reset: d; }
.disc li { border-bottom: 1px solid rgba(11, 15, 26, .14); }
.disc a { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 24px; padding: 30px 0; align-items: start; overflow: hidden; }
.disc a::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--blue); transform: scaleY(0); transform-origin: top; transition: transform .5s var(--ease); }
.disc-n { font: 600 clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem)/1.05 var(--f-head); letter-spacing: -.035em; color: var(--paper-text); transition: transform .5s var(--ease), color .3s; }
.disc-s { color: var(--paper-muted); font-size: .9375rem; line-height: 1.7; transition: color .3s; }
.disc a:hover::before, .disc a:focus-visible::before { transform: scaleY(1); }
.disc a:hover .disc-n { transform: translateX(18px); color: var(--blue); }
.disc a:hover .disc-s { color: var(--paper-text); }

/* Why */
.why-list { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 4vw, 56px) clamp(28px, 4vw, 56px); }
.why-i { padding-top: 22px; border-top: 1px solid var(--line-2); position: relative; }
.why-i::before { content: ''; position: absolute; top: -1px; left: 0; width: 44px; height: 2px; background: var(--cyan); transition: width .6s var(--ease); }
.why-i:hover::before { width: 100%; }
.why-i h3 { font-size: clamp(1.25rem, 1.1rem + .5vw, 1.5rem); }
.why-i p { color: var(--muted); margin-top: .8rem; max-width: 40ch; }

/* Projects */
.proj-row { display: grid; grid-template-columns: 1.25fr 1fr; gap: clamp(20px, 3vw, 32px); }
.proj-grid { display: grid; align-items: start; grid-template-columns: repeat(12, 1fr); gap: clamp(20px, 3vw, 32px); }
.proj-grid .proj:nth-child(4n+1), .proj-grid .proj:nth-child(4n+4) { grid-column: span 7; }
.proj-grid .proj:nth-child(4n+2), .proj-grid .proj:nth-child(4n+3) { grid-column: span 5; }
.proj { position: relative; isolation: isolate; padding: 1px; background: var(--line-2); transition: background-color .4s; display: flex; flex-direction: column; clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%); }
.proj::before { content: ''; position: absolute; inset: 1px; z-index: -1; background: var(--ink-2); clip-path: polygon(0 0, 100% 0, 100% calc(100% - 27.6px), calc(100% - 27.6px) 100%, 0 100%); }
.proj:hover { background: rgba(34, 211, 238, .5); }
.proj-vis { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: radial-gradient(120% 90% at 80% 0%, rgba(47, 107, 255, .22), transparent 60%), var(--ink-3); border-bottom: 1px solid var(--line); }
.proj-grid .proj-vis { aspect-ratio: auto; height: clamp(230px, 25vw, 350px); }
.proj-body { padding: clamp(22px, 3vw, 32px); display: flex; flex-direction: column; gap: .7rem; flex: 1; }
.proj-meta { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; color: var(--muted); font-size: .875rem; }
.tag { font: 600 .75rem/1 var(--f-head); padding: 6px 9px; background: rgba(34, 211, 238, .1); color: var(--cyan); box-shadow: inset 0 0 0 1px rgba(34, 211, 238, .3); }
.proj h3 { font-size: clamp(1.375rem, 1.2rem + .6vw, 1.75rem); letter-spacing: -.03em; }
.proj-body > p:not(.proj-meta) { color: #AEB6C5; max-width: 52ch; }
.more { align-self: flex-start; margin-top: .6rem; font: 600 .9375rem var(--f-head); color: var(--text); display: inline-flex; gap: .55em; align-items: center; padding: 6px 0; }
.more::after { content: ''; width: 8px; height: 8px; border-right: 2px solid var(--cyan); border-bottom: 2px solid var(--cyan); transform: translateY(-2px) rotate(45deg); transition: transform .35s var(--ease); }
.more[aria-expanded="true"]::after { transform: translateY(2px) rotate(-135deg); }
.proj-more { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-top: 18px; margin-top: 4px; border-top: 1px solid var(--line); animation: fade-in .45s var(--ease); }
.proj-more[hidden] { display: none; }
.proj-more h4 { font: 600 .875rem var(--f-head); color: var(--muted); margin-bottom: 10px; letter-spacing: 0; }
.proj-more ul:not(.chips) li { position: relative; padding-left: 16px; margin-bottom: 6px; font-size: .9375rem; color: #C9D0DD; }
.proj-more ul:not(.chips) li::before { content: ''; position: absolute; left: 0; top: .62em; width: 7px; height: 2px; background: var(--cyan); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { font: 500 .8125rem/1 var(--f-head); padding: 8px 11px; box-shadow: inset 0 0 0 1px var(--line-2); color: #C9D0DD; }
.chips-lg li { font-size: .9375rem; padding: 11px 15px; color: var(--paper-text); box-shadow: inset 0 0 0 1px rgba(11, 15, 26, .18); transition: box-shadow .3s, color .3s; }
.chips-lg li:hover { box-shadow: inset 0 0 0 1px var(--blue); color: var(--blue); }

/* CSS mockups */
.mock { position: absolute; inset: 12% 10% 0; background: #0E1426; box-shadow: 0 0 0 1px rgba(138, 148, 166, .22), 0 30px 60px -20px rgba(0, 0, 0, .7); padding: 14px; transition: transform .7s var(--ease); }
.proj:hover .mock { transform: translateY(-8px); }
.mk-bar { display: flex; gap: 6px; margin-bottom: 14px; }
.mk-bar i { width: 7px; height: 7px; border-radius: 50%; background: rgba(138, 148, 166, .35); }
.mk-hero b { display: block; height: 10px; background: rgba(245, 247, 251, .85); width: 58%; margin-bottom: 8px; }
.mk-hero b + b { width: 36%; height: 7px; background: rgba(138, 148, 166, .5); }
.mk-list { margin-top: 16px; display: grid; gap: 9px; }
.mk-row { display: block; height: 22px; background: linear-gradient(90deg, rgba(138, 148, 166, .2) 0 55%, transparent 55% 80%, rgba(34, 211, 238, .55) 80% 92%, transparent 92%); }
.mk-pill { position: absolute; right: 14px; bottom: 16px; width: 92px; height: 26px; background: var(--blue); clip-path: polygon(7px 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%, 0 7px); }
.mk-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mk-cell { display: block; aspect-ratio: 4 / 3; background: linear-gradient(rgba(47, 107, 255, .35), rgba(47, 107, 255, .12)); position: relative; }
.mk-cell::after { content: ''; position: absolute; left: 8px; bottom: 8px; width: 34%; height: 6px; background: rgba(245, 247, 251, .7); }
.mk-cell:nth-child(3n+2) { background: linear-gradient(rgba(34, 211, 238, .28), rgba(34, 211, 238, .08)); }
.mock-app { inset: 9% 0 0; background: none; box-shadow: none; display: grid; justify-items: center; }
.mk-phone { width: 46%; min-width: 150px; height: 120%; background: #0E1426; border-radius: 22px; box-shadow: 0 0 0 1px rgba(138, 148, 166, .3), 0 30px 60px -20px rgba(0, 0, 0, .8); padding: 18px 12px; }
.mk-cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.mk-day { display: block; aspect-ratio: 1; background: rgba(138, 148, 166, .18); border-radius: 3px; }
.mk-day:nth-child(10) { background: var(--blue); }
.mk-day:nth-child(17) { background: rgba(34, 211, 238, .6); }
.mk-slots { margin-top: 12px; display: grid; gap: 6px; }
.mk-slot { display: block; height: 18px; border-radius: 4px; box-shadow: inset 0 0 0 1px rgba(138, 148, 166, .3); }
.mk-slot:nth-child(2) { background: rgba(47, 107, 255, .3); box-shadow: inset 0 0 0 1px var(--blue); }
.mock-flow { inset: 0; background: none; box-shadow: none; display: flex; align-items: center; justify-content: center; gap: 0; padding: 0 8%; }
.mk-node { flex: none; width: clamp(54px, 9vw, 76px); aspect-ratio: 1; display: grid; place-items: center; font: 700 .9rem var(--f-head); color: var(--text); position: relative; isolation: isolate; background: rgba(138, 148, 166, .4); clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px); }
.mk-node::before { content: ''; position: absolute; inset: 1px; z-index: -1; background: #0E1426; clip-path: polygon(9.6px 0, 100% 0, 100% calc(100% - 9.6px), calc(100% - 9.6px) 100%, 0 100%, 0 9.6px); }
.mk-ai { background: var(--blue); }
.mk-ai::before { background: var(--blue); }
.mk-line { flex: 1; height: 10px; overflow: visible; }
.mk-line line { stroke: var(--cyan); stroke-width: 2; stroke-dasharray: 4 5; vector-effect: non-scaling-stroke; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -18; } }

/* Process */
.steps { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 3vw, 40px); margin-top: clamp(48px, 6vw, 80px); }
.steps-track { position: absolute; left: 0; right: 0; top: 21px; height: 2px; background: rgba(11, 15, 26, .1); }
.steps-track span { position: absolute; inset: 0; background: var(--blue); transform-origin: left; transform: scaleX(var(--p, 0)); }
.step { position: relative; }
.step-n { position: relative; z-index: 1; display: grid; place-items: center; width: 44px; height: 44px; font: 600 1rem var(--f-head); --bd: var(--paper-text); --bg: var(--paper); isolation: isolate; background: var(--bd); color: var(--paper-text); clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px); transition: background-color .4s, color .4s; }
.step-n::before { content: ''; position: absolute; inset: 2px; z-index: -1; background: var(--bg); clip-path: polygon(8.2px 0, 100% 0, 100% calc(100% - 8.2px), calc(100% - 8.2px) 100%, 0 100%, 0 8.2px); transition: background-color .4s; }
.step.on .step-n { --bd: var(--blue); --bg: var(--blue); color: #fff; }
.step h3 { font-size: 1.375rem; margin-top: 24px; }
.step p { margin-top: .6rem; font-size: .975rem; }

/* CTA band */
.cta { position: relative; overflow: hidden; padding-block: clamp(110px, 13vw, 190px); border-top: 1px solid var(--line); }
.cta-in { position: relative; }
.cta-glyph { width: 100%; height: auto; }
.cta-mark { position: absolute; right: max(-40px, calc(var(--gut) - 40px)); top: 50%; width: clamp(200px, 30vw, 380px); translate: 0 -50%; opacity: .1; pointer-events: none; }
.cta-h { font-size: clamp(2.5rem, 1.3rem + 4.4vw, 5.25rem); letter-spacing: -.045em; line-height: 1; max-width: 13ch; }
.cta-p { margin-top: 1.5rem; color: var(--muted); font-size: 1.125rem; max-width: 42ch; }
.cta .btn { margin-top: 2.5rem; }

/* Footer */
.ftr { border-top: 1px solid var(--line); padding-top: 64px; }
.ftr-in { display: grid; grid-template-columns: 2fr 1fr 1.4fr 1fr; gap: 40px; }
.ftr-brand p { color: var(--muted); margin-top: 18px; max-width: 34ch; font-size: .9375rem; }
.ftr-col { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.ftr-col h2 { font: 600 .875rem var(--f-head); color: var(--muted); letter-spacing: 0; margin-bottom: 6px; }
.ftr-col > a { font-size: .9375rem; color: #C9D0DD; transition: color .2s; }
.ftr-col > a:hover { color: var(--cyan); }
.ftr-col .langs { margin-left: -7px; }
.ftr-base { margin-top: 56px; padding-block: 24px 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: .8125rem; }

/* ---------- Inner page hero ---------- */
.phero { position: relative; padding: clamp(150px, 18vw, 230px) 0 clamp(64px, 8vw, 110px); overflow: hidden; isolation: isolate; border-bottom: 1px solid var(--line); }
.phero-h { font-size: clamp(2.75rem, 1.2rem + 5.4vw, 6rem); line-height: .98; letter-spacing: -.045em; max-width: 16ch; }
.phero-lead { margin-top: 1.75rem; color: #AEB6C5; font-size: clamp(1.0625rem, 1rem + .3vw, 1.25rem); max-width: 54ch; opacity: 0; animation: fade-in .9s var(--ease) .5s forwards; }
.subnav { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 2.5rem; opacity: 0; animation: fade-in .9s var(--ease) .65s forwards; }
.subnav a { font: 500 .9375rem var(--f-head); padding: 10px 16px; box-shadow: inset 0 0 0 1px var(--line-2); color: #C9D0DD; transition: box-shadow .3s, color .3s, background-color .3s; }
.subnav a:hover { box-shadow: inset 0 0 0 1px var(--cyan); color: var(--text); }
.subnav a.on { background: var(--blue); color: #fff; box-shadow: none; }

.phero-art { position: absolute; z-index: -1; top: 0; bottom: 0; right: max(var(--gut), calc((100vw - var(--wrap)) / 2)); width: clamp(180px, 21vw, 290px); display: grid; align-items: center; pointer-events: none; }
.outline-glyph { width: 100%; height: auto; overflow: visible; }
.outline-glyph path { fill: none; stroke: rgba(138, 148, 166, .42); stroke-width: 3; stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw 2.4s var(--ease-io) .2s forwards; }
.outline-glyph .mk-bot { stroke: rgba(34, 211, 238, .55); animation-delay: .5s; }
@keyframes draw { to { stroke-dashoffset: 0; } }

/* Services list */
.svc-list { display: grid; }
.svc { padding: 34px 0 36px; border-top: 1px solid var(--line-2); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px 32px; }
.svc:last-child { border-bottom: 1px solid var(--line-2); }
.paper .svc { border-color: rgba(11, 15, 26, .14); }
.svc h3 { grid-column: 1 / -1; font-size: clamp(1.375rem, 1.2rem + .7vw, 1.875rem); letter-spacing: -.03em; transition: color .3s; }
.svc > p { color: var(--muted); }
.paper .svc > p { color: var(--paper-muted); }
.svc ul li { position: relative; padding-left: 18px; font-size: .9375rem; margin-bottom: 6px; color: #C9D0DD; }
.paper .svc ul li { color: var(--paper-text); }
.svc ul li::before { content: ''; position: absolute; left: 0; top: .6em; width: 8px; height: 8px; border-top: 2px solid var(--cyan); border-right: 2px solid var(--cyan); transform: rotate(45deg) scale(.8); }
.paper .svc ul li::before { border-color: var(--blue); }
.svc:hover h3 { color: var(--cyan); }
.paper .svc:hover h3 { color: var(--blue); }

/* About */
.prose { display: grid; gap: 1.25rem; font-size: clamp(1.0625rem, 1rem + .35vw, 1.3125rem); line-height: 1.6; max-width: 60ch; }
.prose p:first-child { color: var(--paper-text); }
.princ { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(24px, 3vw, 40px); margin-top: clamp(40px, 5vw, 64px); }
.princ-i { padding-top: 24px; border-top: 1px solid var(--line-2); }
.princ-mark { width: 22px; margin-bottom: 22px; transition: transform .6s var(--ease); }
.princ-i:hover .princ-mark { transform: rotate(-8deg) scale(1.1); }
.princ-i h3 { font-size: 1.375rem; }
.princ-i p { color: var(--muted); margin-top: .7rem; font-size: .975rem; }

/* Contact */
.contact-in { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.form { position: relative; display: grid; gap: 26px; }
.fld-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.fld { display: grid; gap: 9px; border: 0; margin: 0; padding: 0; min-width: 0; }
.fld label, .fld legend { font: 500 .9375rem var(--f-head); color: #C9D0DD; padding: 0; margin-bottom: 9px; }
.fld:not(fieldset) label { margin-bottom: 0; }
.opt { color: var(--muted); font-weight: 400; }
.fld input, .fld textarea, .fld select {
  width: 100%; font: inherit; color: var(--text); background: var(--ink-2);
  border: 0; box-shadow: inset 0 0 0 1px var(--line-2); padding: 14px 16px; border-radius: 0;
  transition: box-shadow .25s, background-color .25s;
}
.fld textarea { resize: vertical; min-height: 140px; }
.fld input::placeholder, .fld textarea::placeholder { color: #5D6678; }
.fld input:hover, .fld textarea:hover { box-shadow: inset 0 0 0 1px rgba(138, 148, 166, .5); }
.fld input:focus, .fld textarea:focus { outline: none; box-shadow: inset 0 0 0 2px var(--blue); background: #121A31; }
.fld.bad input, .fld.bad textarea { box-shadow: inset 0 0 0 2px #FF6B7A; }
.form-skel { display: grid; gap: 26px; }
.form-skel i { display: block; height: 76px; background: linear-gradient(90deg, var(--ink-2) 0%, var(--ink-3) 50%, var(--ink-2) 100%); background-size: 200% 100%; animation: skel 1.4s linear infinite; }
.form-skel .tall { height: 180px; }
@keyframes skel { to { background-position: -200% 0; } }
.err { color: #FF8C98; font-size: .875rem; min-height: 0; }
.err:empty { display: none; }
.pick { display: flex; flex-wrap: wrap; gap: 8px; }
.pick-i { position: relative; cursor: pointer; }
.pick-i input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.pick-i span { display: inline-block; font: 500 .9375rem/1 var(--f-head); padding: 12px 15px; box-shadow: inset 0 0 0 1px var(--line-2); color: #C9D0DD; transition: box-shadow .25s, background-color .25s, color .25s, transform .25s var(--ease); }
.pick-i:hover span { box-shadow: inset 0 0 0 1px var(--cyan); color: var(--text); }
.pick-i input:checked + span { background: rgba(47, 107, 255, .2); color: #fff; box-shadow: inset 0 0 0 1px var(--blue); }
.pick-i input:active + span { transform: scale(.97); }
.pick-i input:focus-visible + span { outline: 2px solid var(--cyan); outline-offset: 2px; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 24px; }
.note { color: var(--muted); font-size: .875rem; }
.form-err { color: #FF8C98; }
.form[data-state="sending"] button[type="submit"] { opacity: .7; pointer-events: none; }
.form.is-sent > :not(.sent) { display: none; }
.sent { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; padding-block: 24px 40px; outline: none; animation: fade-in .6s var(--ease); }
.sent[hidden] { display: none; }
.sent-mark { width: 44px; margin-bottom: 8px; }
.sent-mark .mk-top { animation: mk-top 1s var(--ease) both; }
.sent-mark .mk-bot { animation: mk-bot 1s var(--ease) .1s both; }
.sent h2 { font-size: clamp(2rem, 1.4rem + 2vw, 3rem); letter-spacing: -.04em; }
.sent p { color: #AEB6C5; max-width: 44ch; }
.contact-side { position: sticky; top: 120px; isolation: isolate; padding: clamp(24px, 3vw, 36px); background: var(--line-2); clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%); }
.contact-side::before { content: ''; position: absolute; inset: 1px; z-index: -1; background: var(--ink-2); clip-path: polygon(0 0, 100% 0, 100% calc(100% - 23.6px), calc(100% - 23.6px) 100%, 0 100%); }
.dets { margin: 22px 0 0; display: grid; gap: 18px; }
.dets dt { color: var(--muted); font-size: .8125rem; margin-bottom: 4px; }
.dets dd { margin: 0; font-family: var(--f-head); font-size: 1.0625rem; }
.dets a { transition: color .2s; }
.dets a:hover { color: var(--cyan); }
.next { margin-top: 22px; display: grid; gap: 20px; }
.next li { display: grid; grid-template-columns: 36px 1fr; gap: 14px; align-items: start; }
.next .step-n { width: 36px; height: 36px; --bd: var(--line-2); --bg: var(--ink-2); color: var(--text); font-size: .875rem; clip-path: polygon(7px 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%, 0 7px); }
.next h3 { font-size: 1.0625rem; margin-top: 6px; }
.next p { color: var(--muted); font-size: .9375rem; margin-top: 4px; }

/* ---------- Reveal ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--i, 0) * 90ms); }
.js [data-reveal].in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav, .hdr-cta { display: none; }
  .hdr-r { margin-left: auto; }
  .menu-btn { display: inline-block; }
  .hdr-r > .langs { display: none; }
  .ftr-in { grid-template-columns: 1fr 1fr; }
  .princ { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero-in { grid-template-columns: 1fr; align-content: center; }
  .hero-art { order: -1; justify-items: start; }
  .hero-mark { width: clamp(84px, 22vw, 150px); }
  .hero-art::before { width: 160px; left: -30px; }
  .split, .contact-in { grid-template-columns: 1fr; }
  .sticky, .contact-side { position: static; }
  .phero-art { display: none; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3) { padding-left: 0; border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .proj-row { grid-template-columns: 1fr; }
  .proj-grid .proj:nth-child(n) { grid-column: 1 / -1; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 48px; }
  .steps-track { display: none; }
}
@media (max-width: 640px) {
  .hdr-in { height: 64px; }
  .menu { top: 64px; }
  .hero { padding-top: 96px; min-height: auto; }
  .hero-in { padding-block: 28px 0; }
  .hero-act .btn { flex: 1 1 100%; }
  .stat { padding: 20px 12px 24px 0; }
  .stat + .stat { padding-left: 16px; }
  .stat:nth-child(3) { padding-left: 0; }
  .disc a { grid-template-columns: 1fr; gap: 10px; padding: 24px 0; }
  .why-list, .princ, .steps, .fld-row, .proj-more { grid-template-columns: 1fr; }
  .svc { grid-template-columns: 1fr; }
  .sec-head { flex-direction: column; align-items: flex-start; }
  .ftr-in { grid-template-columns: 1fr; gap: 32px; }
  .cta-mark { opacity: .08; }
  .phero { padding-top: 128px; }
  .mock { inset: 10% 6% 0; }
  .form-foot .btn { flex: 1 1 100%; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0s !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  @view-transition { navigation: none; }
}
/* Language offer bar */
.lang-offer { position: fixed; z-index: 60; left: 50%; bottom: max(16px, env(safe-area-inset-bottom)); width: min(640px, calc(100% - 32px)); display: flex; align-items: center; gap: 12px 20px; flex-wrap: wrap; justify-content: space-between; padding: 14px 14px 14px 20px; background: rgba(16, 22, 42, .94); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border: 1px solid var(--line-2); border-left: 2px solid var(--cyan); color: var(--text); box-shadow: 0 18px 50px rgba(0, 0, 0, .45); transform: translate(-50%, 140%); opacity: 0; transition: transform .6s var(--ease), opacity .4s; }
.lang-offer.in { transform: translate(-50%, 0); opacity: 1; }
.lang-offer p { margin: 0; font: 500 15px/1.4 var(--f-body); flex: 1 1 220px; }
.lang-offer-act { display: flex; gap: 8px; flex-wrap: wrap; }
.lang-offer .btn { padding: 10px 16px; font-size: 14px; }
@media (max-width: 520px) { .lang-offer-act { width: 100%; } .lang-offer .btn { flex: 1 1 auto; justify-content: center; } }
@media (prefers-reduced-motion: reduce) { .lang-offer { transition: none; } }