/* ============ Tokens ============ */
:root {
  /* Pantone 11-4201 Cloud Dancer */
  --bg: #F1EFEA;
  --bg-2: #FAF9F5;
  --ink: #121316;
  --ink-dim: #565A63;
  --accent: #3A56D4;
  --accent-ink: #2F49C0;
  --line: rgba(18, 19, 22, 0.16);
  --font-display: 'Unbounded', sans-serif;
  --font-body: 'Onest', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --pad-x: clamp(20px, 5vw, 72px);
  --sec-gap: clamp(96px, 14vw, 200px);
}

/* ============ Reset / base ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

html { background: var(--bg); }
body {
  background: transparent;
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(16px, 1.1vw, 18px);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
::selection { background: var(--accent); color: #FAF9F5; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
:focus-visible { outline: 2px solid var(--accent-ink); outline-offset: 3px; }

/* SplitText masking */
.split-line { overflow: clip; }

/* ============ Sky ============ */
.sky {
  position: fixed; inset: 0; z-index: -1;
  width: 100%; height: 100%;
  /* fallback if WebGL is unavailable */
  background: linear-gradient(to top, #F1EFEA 0%, #A9BEE0 52%, #6B90C7 100%);
}

/* ============ Grain ============ */
.grain {
  position: fixed; inset: -100px; z-index: 70; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.07'/%3E%3C/svg%3E");
  animation: grain-shift 0.9s steps(3) infinite;
}
@keyframes grain-shift {
  0% { transform: translate(0, 0); }
  33% { transform: translate(-30px, 20px); }
  66% { transform: translate(25px, -35px); }
  100% { transform: translate(0, 0); }
}

/* ============ Cursor ============ */
.cursor, .cursor-follower { display: none; }
@media (hover: hover) and (pointer: fine) {
  .cursor {
    display: block; position: fixed; top: 0; left: 0; z-index: 100;
    width: 8px; height: 8px; margin: -4px 0 0 -4px; border-radius: 50%;
    background: #FFFFFF; pointer-events: none;
    mix-blend-mode: difference;
  }
  .cursor-follower {
    display: block; position: fixed; top: 0; left: 0; z-index: 99;
    width: 40px; height: 40px; margin: -20px 0 0 -20px; border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.75); pointer-events: none;
    mix-blend-mode: difference;
  }
}

/* ============ Preloader ============ */
.preloader {
  position: fixed; inset: 0; z-index: 90;
  background: var(--bg-2);
  display: flex; align-items: flex-end;
}
.preloader__inner {
  width: 100%; display: flex; justify-content: space-between; align-items: flex-end;
  padding: var(--pad-x);
}
.preloader__mark { font-family: var(--font-display); font-weight: 500; font-size: clamp(24px, 3vw, 40px); }
.preloader__mark sup { font-size: 0.4em; color: var(--accent-ink); }
.preloader__count {
  font-family: var(--font-mono); font-size: clamp(48px, 10vw, 140px);
  font-weight: 500; line-height: 0.9; color: var(--ink);
}

/* ============ Nav ============ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--pad-x);
  background: linear-gradient(to bottom, rgba(241, 239, 234, 0.55), rgba(241, 239, 234, 0));
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.nav__logo { font-family: var(--font-display); font-weight: 600; font-size: 20px; letter-spacing: 0.02em; }
.nav__logo sup { font-size: 0.45em; color: var(--accent-ink); }
.nav__links { display: flex; gap: clamp(16px, 2.5vw, 36px); }
.nav__links a {
  font-family: var(--font-mono); font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--ink-dim); transition: color 0.25s;
}
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  font-family: var(--font-mono); font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em;
  border: 1px solid var(--line); padding: 10px 18px;
  background: rgba(252, 251, 248, 0.3);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.nav__cta:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
@media (max-width: 799px) { .nav__links { display: none; } }

/* ============ Buttons ============ */
.btn {
  display: inline-block;
  font-family: var(--font-mono); font-size: 14px; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 16px 28px; border: 1px solid var(--line);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
  will-change: transform;
}
.btn--primary { background: var(--ink); border-color: var(--ink); color: #FAF9F5; }
.btn--primary:hover { background: var(--accent); border-color: var(--accent); color: #FAF9F5; }
.btn--ghost {
  background: rgba(252, 251, 248, 0.3);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.btn--ghost:hover { border-color: var(--ink); }
.btn--big { padding: 22px 44px; font-size: 16px; }

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex; align-items: flex-end;
  padding: 120px var(--pad-x) clamp(48px, 8vh, 96px);
  overflow: clip;
}
.hero__content { position: relative; z-index: 1; max-width: 1100px; will-change: transform; }
.hero__title {
  font-family: var(--font-display);
  text-transform: uppercase;
  margin-bottom: clamp(20px, 3vh, 36px);
}
.hero__eyeline {
  display: block;
  font-weight: 300;
  font-size: clamp(20px, 2.7vw, 44px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: clamp(8px, 1.5vh, 18px);
}
.hero__mask { display: block; overflow: clip; }
.hero__rotator {
  display: inline-block;
  font-weight: 300;
  font-size: clamp(48px, 9vw, 150px);
  line-height: 1.06;
  color: var(--accent-ink);
  will-change: transform;
}
.hero__sub {
  max-width: 54ch; color: var(--ink-dim);
  font-size: clamp(16px, 1.3vw, 20px); font-weight: 300;
  margin-bottom: clamp(24px, 4vh, 44px);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ============ Marquee ============ */
.marquee {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 18px 0; overflow: clip;
  margin-top: clamp(48px, 7vw, 96px);
}
.marquee__track { display: flex; white-space: nowrap; width: max-content; }
.marquee__inner {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(18px, 2.2vw, 30px); text-transform: uppercase;
  color: var(--ink-dim); padding-right: 0.5em;
}

/* ============ Sections common ============ */
section { padding-top: var(--sec-gap); }
.section-head { padding: 0 var(--pad-x); margin-bottom: clamp(40px, 6vw, 88px); }
.eyebrow {
  display: block;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent-ink); margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(28px, 4.6vw, 68px); line-height: 1.06; text-transform: uppercase;
  max-width: 16ch;
}

/* ============ Services stack ============ */
.stack { position: relative; }
.card {
  position: relative;
  min-height: clamp(420px, 72vh, 640px);
  background: rgba(252, 251, 248, 0.24);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  backdrop-filter: blur(16px) saturate(1.3);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
  padding: clamp(28px, 4vw, 56px) var(--pad-x);
  display: flex; flex-direction: column; gap: clamp(16px, 2.5vh, 28px);
  will-change: transform;
}
.card__top { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.card__num {
  font-family: var(--font-mono); font-size: clamp(14px, 1.4vw, 18px); color: var(--accent-ink);
}
.card__tags { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.card__tags span {
  font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-dim); border: 1px solid var(--line); padding: 5px 10px;
}
.card__title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(26px, 4vw, 58px); line-height: 1.05; text-transform: uppercase;
  max-width: 14ch;
  margin-top: auto;
}
.card__text { max-width: 52ch; color: var(--ink-dim); font-weight: 300; }
.card__meta {
  display: flex; gap: clamp(20px, 4vw, 48px);
  font-family: var(--font-mono); font-size: clamp(13px, 1.2vw, 16px);
  color: var(--ink);
  border-top: 1px solid var(--line); padding-top: 18px;
}

/* ============ Solutions accordion ============ */
.acc { border-top: 1px solid var(--line); }
.acc__item { border-bottom: 1px solid var(--line); }
.acc__head {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  background: none; border: none; color: inherit; cursor: pointer;
  padding: clamp(22px, 3.5vw, 40px) var(--pad-x);
  transition: background 0.3s;
}
.acc__head:hover { background: rgba(250, 249, 245, 0.45); }
.acc__title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(22px, 3.4vw, 48px); text-transform: uppercase;
}
.acc__icon { position: relative; width: 22px; height: 22px; flex: none; }
.acc__icon::before, .acc__icon::after {
  content: ''; position: absolute; background: var(--accent-ink);
  top: 50%; left: 0; width: 100%; height: 2px; margin-top: -1px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.acc__icon::after { transform: rotate(90deg); }
.acc__item.is-open .acc__icon::after { transform: rotate(0deg); }
.acc__body { height: 0; overflow: clip; }
.acc__body p {
  max-width: 62ch; color: var(--ink-dim); font-weight: 300;
  padding: 0 var(--pad-x) clamp(24px, 3.5vw, 44px);
}

/* ============ Process ============ */
.process { overflow: clip; }
.process__pin { padding-bottom: clamp(48px, 7vw, 96px); }
.process__head { padding: 0 var(--pad-x); margin-bottom: clamp(40px, 6vw, 80px); }
.process__track {
  display: flex; gap: clamp(20px, 3vw, 48px);
  padding: 0 var(--pad-x);
  width: max-content;
}
.step {
  width: clamp(280px, 34vw, 460px); flex: none;
  border: 1px solid var(--line);
  padding: clamp(24px, 3vw, 40px);
  display: flex; flex-direction: column; gap: 14px;
  background: rgba(252, 251, 248, 0.24);
  -webkit-backdrop-filter: blur(12px) saturate(1.3);
  backdrop-filter: blur(12px) saturate(1.3);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}
.step__num { font-family: var(--font-mono); font-size: 14px; color: var(--accent-ink); }
.step__title {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(20px, 2.2vw, 30px); text-transform: uppercase;
}
.step__text { color: var(--ink-dim); font-weight: 300; font-size: 0.95em; }
@media (max-width: 799px) {
  .process__track { flex-direction: column; width: auto; }
  .step { width: 100%; }
}

/* ============ Principles ============ */
.principles { padding-left: var(--pad-x); padding-right: var(--pad-x); }
.principles__list { border-top: 1px solid var(--line); }
.principles__item {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(20px, 3.2vw, 44px); line-height: 1.15; text-transform: uppercase;
  padding: clamp(20px, 3vw, 36px) 0;
  border-bottom: 1px solid var(--line);
}
.principles__item:nth-child(even) { padding-left: clamp(0px, 8vw, 160px); }

/* ============ Stack grid ============ */
.stackgrid__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  border-top: 1px solid var(--line); border-left: 1px solid var(--line);
  margin: 0 var(--pad-x);
}
.stackgrid__list li {
  font-family: var(--font-mono); font-size: clamp(14px, 1.2vw, 17px);
  padding: clamp(20px, 2.6vw, 34px) clamp(16px, 2vw, 28px);
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  color: var(--ink-dim); cursor: default;
  transition: color 0.3s, background 0.3s;
}
.stackgrid__list li:hover { color: var(--ink); background: rgba(250, 249, 245, 0.5); }

/* ============ Contact ============ */
.contact {
  padding: var(--sec-gap) var(--pad-x);
  min-height: 80dvh;
  display: flex; flex-direction: column; justify-content: center;
}
.contact__title {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(44px, 10vw, 160px); line-height: 1; text-transform: uppercase;
  margin-bottom: clamp(16px, 3vh, 32px);
}
.contact__sub { color: var(--ink-dim); font-weight: 300; max-width: 44ch; margin-bottom: clamp(28px, 5vh, 56px); }
.contact__actions { display: flex; align-items: center; flex-wrap: wrap; gap: clamp(20px, 3vw, 40px); }
.contact__mail {
  font-family: var(--font-mono); font-size: clamp(15px, 1.4vw, 19px);
  border-bottom: 1px solid var(--ink-dim); padding-bottom: 3px;
  transition: color 0.3s, border-color 0.3s;
}
.contact__mail:hover { color: var(--accent-ink); border-color: var(--accent-ink); }

/* ============ Lead form ============ */
.lead {
  max-width: 760px;
  padding: clamp(24px, 3.5vw, 44px);
  background: rgba(252, 251, 248, 0.24);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  backdrop-filter: blur(16px) saturate(1.3);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
  display: flex; flex-direction: column; gap: clamp(18px, 2.5vw, 28px);
}
.lead__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(18px, 2.5vw, 28px); }
@media (max-width: 640px) { .lead__grid { grid-template-columns: 1fr; } }
.lead__field { display: flex; flex-direction: column; gap: 8px; }
.lead__label {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-dim);
}
.lead input[type="text"], .lead textarea {
  font-family: var(--font-body); font-size: 16px; font-weight: 300;
  color: var(--ink);
  background: transparent;
  border: none; border-bottom: 1px solid var(--line);
  padding: 10px 2px;
  border-radius: 0;
  transition: border-color 0.3s;
  resize: vertical;
}
.lead input[type="text"]:focus, .lead textarea:focus {
  outline: none; border-bottom-color: var(--accent);
}
.lead ::placeholder { color: rgba(86, 90, 99, 0.55); }
.lead__hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }
.lead__consent {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 13px; color: var(--ink-dim); max-width: 56ch; cursor: pointer;
}
.lead__consent input { margin-top: 3px; accent-color: var(--accent); }
.lead__consent a { text-decoration: underline; text-underline-offset: 3px; }
.lead__consent a:hover { color: var(--accent-ink); }
.lead__actions { display: flex; align-items: center; flex-wrap: wrap; gap: clamp(16px, 2.5vw, 32px); }
.lead__actions .btn { border-radius: 0; cursor: pointer; }
.lead__alt { font-size: 14px; color: var(--ink-dim); }
.lead__alt a { text-decoration: underline; text-underline-offset: 3px; }
.lead__alt a:hover { color: var(--accent-ink); }
.lead__status { display: none; font-family: var(--font-mono); font-size: 14px; }
.lead__status.is-ok { display: block; color: var(--accent-ink); }
.lead__status.is-err { display: block; color: #B03A2E; }

/* ============ Footer ============ */
.footer {
  display: flex; flex-direction: column; gap: 14px;
  padding: 28px var(--pad-x);
  border-top: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-dim);
}
.footer__row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer__row--legal { font-size: 11px; text-transform: none; letter-spacing: 0.02em; }
.footer__row--legal a { text-decoration: underline; text-underline-offset: 3px; }

/* FAQ accordion variant */
.acc__head--faq { padding: clamp(16px, 2.2vw, 28px) var(--pad-x); }
.acc__title--faq {
  font-family: var(--font-body); font-weight: 400;
  font-size: clamp(16px, 1.7vw, 23px); line-height: 1.35;
  text-transform: none; text-align: left;
}
.footer a { transition: color 0.3s; }
.footer a:hover { color: var(--ink); }
@media (max-width: 640px) { .footer__note { display: none; } }

/* ============ Reduced motion ============ */
@media (prefers-reduced-motion: reduce) {
  .grain { animation: none; }
  .preloader { display: none; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.15s !important; }
}