/* ==========================================================================
   Spark & Reason — "Imagination, engineered."
   Two voices, one system:
     spark  → luminous warm color, hand-drawn strokes, Fraunces italic
     reason → cobalt blueprint linework, measurements, Geist Mono
   ========================================================================== */

:root {
  --paper: #FBF8F3;
  --paper-2: #F4EEE5;
  --card: #FFFFFF;
  --ink: #14161F;
  --ink-2: #3C4150;
  --muted: #696E7E;
  --line: rgba(20, 22, 31, .09);
  --line-2: rgba(20, 22, 31, .16);

  --spark: #FF5A1F;
  --amber: #FFB020;
  --rose: #E8317A;
  --violet: #6E5CFF;
  --reason: #2B4BEE;
  --reason-soft: #EEF2FF;
  --ok: #12A150;
  --ok-soft: #E7F8EF;

  --warm: linear-gradient(100deg, #F59E0B 0%, #FF5A1F 45%, #E0306F 100%);
  --duo: linear-gradient(90deg, #FFB020, #FF5A1F 28%, #E8317A 50%, #6E5CFF 72%, #2B4BEE);

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Consolas, monospace;

  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 48px);
  --r-lg: 28px;
  --r-md: 18px;
  --ease: cubic-bezier(.2, .75, .2, 1);
  --shadow-sm: 0 1px 2px rgba(20, 22, 31, .04), 0 4px 14px -6px rgba(20, 22, 31, .08);
  --shadow-lg: 0 40px 80px -32px rgba(20, 22, 31, .22), 0 12px 28px -14px rgba(20, 22, 31, .1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

svg, img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 400; }
p { margin: 0; text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; }
ul, ol { margin: 0; padding: 0; list-style: none; }
code, pre { font-family: var(--mono); }
::selection { background: #FFD9C2; color: var(--ink); }
:focus-visible { outline: 2px solid var(--reason); outline-offset: 3px; border-radius: 8px; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 10px; font-weight: 500; }
.skip:focus { top: 12px; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

/* Shared type voices -------------------------------------------------- */
h2 {
  font-family: var(--serif);
  font-size: clamp(38px, 5.2vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  font-weight: 400;
}
h2 em, h3 em, .tile--cta em {
  font-style: italic;
  background: var(--warm);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  padding-right: .08em; margin-right: -.04em;
}
.label {
  display: flex; align-items: center; gap: 12px;
  font: 500 12.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 26px;
}
.label span { color: var(--ink); border: 1px solid var(--line-2); border-radius: 999px; padding: 5px 9px; letter-spacing: .04em; }
.head { max-width: 780px; margin-bottom: clamp(48px, 6vw, 76px); }
.head__lead { margin-top: 24px; font-size: clamp(17px, 1.5vw, 19px); color: var(--ink-2); max-width: 620px; }

/* Buttons ---------------------------------------------------------------- */
.btn {
  --h: 54px;
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: var(--h); padding: 0 26px; border-radius: 999px;
  font: 500 15.5px/1 var(--sans);
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background-color .3s, border-color .3s, color .3s;
}
.btn__arrow { display: inline-block; transition: transform .3s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }
.btn--ink { background: var(--ink); color: #fff; box-shadow: 0 10px 24px -12px rgba(20, 22, 31, .5); isolation: isolate; }
.btn--ink::after {
  content: ""; position: absolute; inset: -2px; z-index: -1; border-radius: inherit;
  background: var(--duo); filter: blur(14px); opacity: 0; transition: opacity .4s;
}
.btn--ink:hover { transform: translateY(-2px); }
.btn--ink:hover::after { opacity: .55; }
.btn--line { border-color: var(--line-2); color: var(--ink); background: rgba(255, 255, 255, .5); }
.btn--line:hover { background: #fff; border-color: rgba(20, 22, 31, .3); transform: translateY(-2px); }
.btn--sm { --h: 42px; padding: 0 18px; font-size: 14.5px; }
.btn--block { width: 100%; }

/* Navigation ------------------------------------------------------------- */
.nav { position: fixed; inset: 0 0 auto; z-index: 50; transition: background-color .35s, border-color .35s; border-bottom: 1px solid transparent; }
.nav.is-scrolled { background: rgba(251, 248, 243, .82); backdrop-filter: saturate(1.6) blur(16px); -webkit-backdrop-filter: saturate(1.6) blur(16px); border-bottom-color: var(--line); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.nav__progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--duo); transform-origin: left; transform: scaleX(var(--p, 0)); opacity: .9; }

.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand__mark { width: 30px; height: 30px; transition: transform .7s var(--ease); flex-shrink: 0; }
.brand:hover .brand__mark { transform: rotate(90deg); }
.brand__word { font: 500 20px/1 var(--serif); letter-spacing: -0.02em; }
.brand__word em {
  font-style: italic; font-weight: 400;
  background: linear-gradient(100deg, #FF7A1F, #E8317A 50%, #2B4BEE);
  -webkit-background-clip: text; background-clip: text; color: transparent; padding: 0 .06em;
}

.nav__links { display: flex; align-items: center; gap: 32px; font-size: 15px; margin-left: auto; }
.nav__links a:not(.btn) { color: var(--ink-2); position: relative; transition: color .2s; }
.nav__links a:not(.btn):hover { color: var(--ink); }
.nav__links a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1.5px; background: var(--duo); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.nav__links a:not(.btn):hover::after { transform: scaleX(1); }

.nav__toggle { display: none; position: relative; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line-2); background: #fff; cursor: pointer; }
.nav__toggle span { position: absolute; left: 12px; right: 12px; height: 1.5px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), top .3s var(--ease); }
.nav__toggle span:first-child { top: 17px; }
.nav__toggle span:last-child { top: 25px; }
.nav__toggle[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

.nav__end { display: flex; align-items: center; gap: 12px; margin-left: 28px; }
.lang { display: inline-flex; padding: 3px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(255, 255, 255, .6); }
.lang a { font: 500 12px/1 var(--mono); letter-spacing: .06em; padding: 7px 9px; border-radius: 999px; color: var(--muted); transition: color .2s, background-color .2s; }
.lang a:hover { color: var(--ink); }
.lang a[aria-current] { background: var(--ink); color: #fff; }
.lang--footer { border: 0; background: none; padding: 0; gap: 16px; }
.lang--footer a { font: 400 13.5px/1.4 var(--sans); letter-spacing: 0; padding: 0; border-radius: 0; }
.lang--footer a[aria-current] { background: none; color: var(--ink); font-weight: 500; }
@media (max-width: 1100px) { .nav__links { gap: 22px; } .nav__end { margin-left: 18px; } }

@media (max-width: 880px) {
  .nav__toggle { display: block; }
  .nav__end { margin-left: auto; gap: 10px; }
  .nav__links {
    position: fixed; inset: 76px 0 auto; flex-direction: column; align-items: stretch; gap: 0;
    padding: 6px var(--gutter) 24px; background: var(--paper);
    border-bottom: 1px solid var(--line); box-shadow: 0 30px 40px -24px rgba(20, 22, 31, .18);
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity .25s, transform .25s var(--ease), visibility 0s .25s;
  }
  .nav__links.is-open { opacity: 1; visibility: visible; transform: none; transition: opacity .25s, transform .25s var(--ease); }
  .nav__links a:not(.btn) { padding: 16px 0; font: 400 24px/1.2 var(--serif); color: var(--ink); border-bottom: 1px solid var(--line); }
  .nav__links a:not(.btn)::after { display: none; }
  .nav__links .btn { margin-top: 20px; --h: 52px; }
  .nav.menu-open { background: var(--paper); backdrop-filter: none; -webkit-backdrop-filter: none; border-bottom-color: var(--line); }
}

/* Hero --------------------------------------------------------------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: 120px 0 72px; overflow: hidden; isolation: isolate; }
.hero__bg {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(45% 55% at 12% 30%, rgba(255, 196, 150, .45), transparent 70%),
    radial-gradient(40% 50% at 88% 60%, rgba(170, 190, 255, .38), transparent 70%),
    radial-gradient(rgba(20, 22, 31, .09) 1px, transparent 1.2px) 0 0 / 26px 26px;
  -webkit-mask-image: linear-gradient(180deg, #000 70%, transparent);
  mask-image: linear-gradient(180deg, #000 70%, transparent);
}
.hero__grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(24px, 4vw, 64px); align-items: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 12.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2);
  padding: 9px 15px 9px 12px; border-radius: 999px; background: rgba(255, 255, 255, .75); border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.eyebrow__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--spark); animation: ping 2.4s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(255, 90, 31, .5); } 70% { box-shadow: 0 0 0 9px rgba(255, 90, 31, 0); } 100% { box-shadow: 0 0 0 0 rgba(255, 90, 31, 0); } }

.hero__title {
  margin-top: 30px;
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(54px, 6.7vw, 104px);
  line-height: .98; letter-spacing: -0.035em;
}
.hero__line { position: relative; display: block; width: fit-content; }
.hero__line + .hero__line { margin-top: .08em; }
.t-spark {
  font-style: italic; font-weight: 350;
  background: var(--warm);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  padding: 0 .12em .06em 0;
}
.t-reason { font-weight: 400; }

.scribble { position: absolute; left: -.02em; width: 96%; bottom: -.1em; height: .2em; overflow: visible; }
.scribble path { fill: none; stroke: #FF7A1F; stroke-width: 3.5; stroke-linecap: round; vector-effect: non-scaling-stroke; stroke-dasharray: 1; stroke-dashoffset: 1; }
.hero__line.in .scribble path { transition: stroke-dashoffset 1.3s .5s var(--ease); stroke-dashoffset: 0; }
html:not(.js) .scribble path { stroke-dashoffset: 0; }

.dimension { position: absolute; left: 0; right: .32em; bottom: -.22em; height: 14px; border-inline: 1.5px solid var(--reason); transform-origin: left; }
.dimension::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--reason); }
.dimension__label { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); padding: 0 10px; background: var(--paper); font: 500 11.5px/1 var(--mono); letter-spacing: .08em; color: var(--reason); white-space: nowrap; text-transform: uppercase; }
.js .hero__line .dimension { transform: scaleX(0); }
.js .hero__line.in .dimension { transform: scaleX(1); transition: transform 1.1s .8s var(--ease); }

.hero__lead { margin-top: 56px; max-width: 540px; font-size: clamp(17px, 1.45vw, 19.5px); color: var(--ink-2); }
.hero__cta { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 12px; }

.hero__art { margin: 0; display: flex; justify-content: center; }
.duo { width: 100%; max-width: 600px; overflow: visible; touch-action: pan-y; user-select: none; -webkit-user-select: none; }

.bp-lines circle, .bp-lines path { fill: none; stroke: var(--reason); stroke-opacity: .32; stroke-width: 1; stroke-dasharray: 4 5; }
.bp-star { fill: none; stroke: var(--reason); stroke-width: 2; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 0; }
.js .duo .bp-star { stroke-dashoffset: 1; }
.js .duo.is-drawn .bp-star { stroke-dashoffset: 0; transition: stroke-dashoffset 1.6s var(--ease); }
.bp-arc, .bp-dim path { fill: none; stroke: var(--reason); stroke-width: 1.3; }
.bp-pts circle { fill: #fff; stroke: var(--reason); stroke-width: 1.6; }
.bp-txt text { font: 500 13px var(--mono); fill: var(--reason); }
.bp-title rect { fill: #fff; fill-opacity: .8; stroke: var(--reason); stroke-width: 1.2; }
.bp-title path { stroke: var(--reason); stroke-width: 1.2; }
.bp-title text { font: 500 11px var(--mono); letter-spacing: .08em; fill: var(--reason); }

.blob { transform-box: fill-box; transform-origin: center; animation: drift 11s ease-in-out infinite alternate; }
.b1 { animation-duration: 9s; --tx: 50px; --ty: 70px; --sc: 1.2; }
.b2 { animation-duration: 12s; --tx: -40px; --ty: -80px; --sc: 1.1; }
.b3 { animation-duration: 10s; --tx: 70px; --ty: -50px; --sc: 1.25; }
.b4 { animation-duration: 13s; --tx: -60px; --ty: 50px; --sc: .9; }
@keyframes drift { to { transform: translate(var(--tx), var(--ty)) scale(var(--sc)); } }

.tw { fill: #FF8A1F; transform-box: fill-box; transform-origin: center; animation: twinkle 3.4s ease-in-out infinite; animation-delay: var(--d); }
@keyframes twinkle { 0%, 100% { transform: scale(calc(var(--s) * .35)) rotate(0deg); opacity: .25; } 50% { transform: scale(var(--s)) rotate(45deg); opacity: 1; } }

.split-line { stroke: var(--ink); stroke-opacity: .3; stroke-width: 1.2; stroke-dasharray: 3 6; }
.knob { cursor: grab; outline: none; }
.knob:active { cursor: grabbing; }
.knob__halo { fill: rgba(255, 122, 31, .14); transform-box: fill-box; transform-origin: center; animation: halo 2.6s ease-out infinite; }
@keyframes halo { 0% { transform: scale(.7); opacity: 1; } 100% { transform: scale(1.35); opacity: 0; } }
.knob__bg { fill: #fff; stroke: rgba(20, 22, 31, .14); filter: drop-shadow(0 6px 10px rgba(20, 22, 31, .14)); }
.knob:focus-visible .knob__bg { stroke: var(--reason); stroke-width: 2.5; }
.knob__amp { font: italic 400 34px var(--serif); fill: url(#ampGrad); pointer-events: none; }
.knob__arrows { fill: none; stroke: var(--ink); stroke-opacity: .45; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.cap--spark { font: italic 400 28px var(--serif); fill: var(--spark); }
.cap--reason { font: 500 17px var(--mono); fill: var(--reason); letter-spacing: .02em; }

@media (max-width: 960px) {
  .hero { padding-top: 112px; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__art { order: -1; }
  .duo { max-width: 420px; }
  .hero__title { margin-top: 22px; }
}
@media (max-width: 520px) {
  .duo { max-width: 300px; }
  .eyebrow { font-size: 10.5px; letter-spacing: .04em; padding: 8px 12px 8px 10px; }
  .hero__lead { margin-top: 44px; }
  .hero__cta .btn { flex: 1 1 auto; }
}

/* Marquee ---------------------------------------------------------------- */
.marquee { background: #fff; border-block: 1px solid var(--line); overflow: hidden; padding: 26px 0; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; width: max-content; animation: marquee 60s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee ul { display: flex; align-items: center; flex-shrink: 0; }
.marquee li { display: flex; align-items: center; white-space: nowrap; }
.marquee li::after { content: ""; width: 16px; height: 16px; margin: 0 34px; background: url("/favicon.svg") center / contain no-repeat; }
.m-spark { font: italic 400 clamp(26px, 3vw, 38px)/1 var(--serif); letter-spacing: -0.02em; }
.m-reason { font: 500 clamp(17px, 1.8vw, 22px)/1 var(--mono); color: var(--reason); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Sections ------------------------------------------------------------------ */
.section { position: relative; padding: clamp(96px, 12vw, 168px) 0; }
.section--tint { background: var(--paper-2); }

/* Philosophy -------------------------------------------------------------- */
.manifesto {
  font-family: var(--serif); font-weight: 350;
  font-size: clamp(30px, 3.9vw, 56px); line-height: 1.2; letter-spacing: -0.02em;
  max-width: 1080px;
}
.manifesto .w { opacity: .16; transition: opacity .35s ease; }
.manifesto .w.on { opacity: 1; }
.kw--spark { font-style: italic; background: var(--warm); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .06em; }
.kw--reason { font-family: var(--mono); font-size: .78em; font-weight: 500; letter-spacing: -0.03em; color: var(--reason); background: var(--reason-soft); padding: .02em .28em; border-radius: .22em; }

.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: clamp(64px, 8vw, 104px); }
.pair__card { position: relative; padding: clamp(28px, 3.5vw, 44px); border-radius: var(--r-lg); border: 1px solid var(--line); overflow: hidden; }
.pair__card--spark { background: radial-gradient(110% 90% at 0% 0%, #FFE3CF, rgba(255, 227, 207, 0) 62%), radial-gradient(60% 60% at 100% 100%, #FFE0EC, rgba(255, 224, 236, 0) 70%), #fff; }
.pair__card--reason {
  background:
    linear-gradient(rgba(43, 75, 238, .07) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(43, 75, 238, .07) 1px, transparent 1px) 0 0 / 24px 24px,
    radial-gradient(100% 90% at 100% 0%, #E3EAFF, rgba(227, 234, 255, 0) 65%), #fff;
}
.pair__art svg { width: 180px; height: 108px; margin-bottom: 18px; overflow: visible; }
.pair__card--spark .pair__art path { fill: none; stroke: #FF7A1F; stroke-width: 3; stroke-linecap: round; }
.pair__card--spark .pair__art use { fill: #FF8A1F; }
.pair__card--reason .pair__art rect, .pair__card--reason .pair__art path, .pair__card--reason .pair__art circle { fill: none; stroke: var(--reason); stroke-width: 1.5; }
.js .pair__art [pathLength] { stroke-dasharray: 1; stroke-dashoffset: 1; }
.js .pair__card.in .pair__art [pathLength] { stroke-dashoffset: 0; transition: stroke-dashoffset 1.6s .3s var(--ease); }
.pair__k { font: 500 12.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.pair__card h3 { font-family: var(--serif); font-size: clamp(30px, 3vw, 40px); line-height: 1.1; letter-spacing: -0.02em; margin: 14px 0 22px; }
.pair__card h3 code { font-size: .8em; color: var(--reason); letter-spacing: -0.04em; }
.pair__card ul { display: grid; gap: 12px; }
.pair__card li { position: relative; padding-left: 30px; color: var(--ink-2); }
.pair__card--spark li::before { content: ""; position: absolute; left: 2px; top: .45em; width: 13px; height: 13px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-10 -10 20 20'%3E%3Cpath d='M0-10C.6-3 3-.6 10 0 3 .6.6 3 0 10-.6 3-3 .6-10 0-3-.6-.6-3 0-10Z' fill='%23FF7A1F'/%3E%3C/svg%3E") center / contain no-repeat; }
.pair__card--reason li::before { content: ""; position: absolute; left: 2px; top: .5em; width: 12px; height: 12px; border: 1.5px solid var(--reason); border-radius: 2px; background: linear-gradient(var(--reason), var(--reason)) center / 4px 4px no-repeat; }

@media (max-width: 820px) { .pair { grid-template-columns: 1fr; } }

/* Services bento ------------------------------------------------------------ */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tile {
  position: relative; display: flex; flex-direction: column;
  background: var(--card); border-radius: var(--r-lg); border: 1px solid rgba(20, 22, 31, .06);
  box-shadow: var(--shadow-sm); overflow: hidden;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.tile--wide { grid-column: span 2; }
.tile__art {
  position: relative; height: 240px; display: grid; place-items: center; overflow: hidden;
  background: radial-gradient(rgba(20, 22, 31, .08) 1px, transparent 1.2px) 0 0 / 18px 18px, var(--paper);
  border-bottom: 1px solid var(--line);
}
.tile__body { padding: 28px 30px 32px; }
.tile__body h3, .tile--cta h3 { font-family: var(--serif); font-size: 27px; line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 10px; }
.tile__body p { color: var(--muted); font-size: 16px; }
.tile__k { font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--spark); margin-bottom: 14px; }

/* Agent flow */
.tile--agent .tile__art { height: 300px; background: radial-gradient(60% 80% at 50% 50%, rgba(255, 255, 255, .9), transparent), linear-gradient(rgba(43, 75, 238, .06) 1px, transparent 1px) 0 0 / 22px 22px, linear-gradient(90deg, rgba(43, 75, 238, .06) 1px, transparent 1px) 0 0 / 22px 22px, #F6F8FF; }
.tile--agent .tile__body h3 { font-size: clamp(30px, 3vw, 38px); }
.tile--agent .tile__body p { font-size: 17px; max-width: 620px; }
.agentflow { width: 92%; max-width: 560px; overflow: visible; }
.agentflow .flow { fill: none; stroke: var(--reason); stroke-opacity: .55; stroke-width: 1.6; stroke-dasharray: 4 6; animation: flow 1s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -20; } }
.agentflow .node rect { fill: #fff; stroke: rgba(20, 22, 31, .12); filter: drop-shadow(0 4px 8px rgba(20, 22, 31, .06)); }
.agentflow .mono-s { font: 500 11px var(--mono); fill: var(--muted); letter-spacing: .08em; }
.agentflow .ink-s { font: 500 14px var(--sans); fill: var(--ink); }
.agentflow .mono { font: 500 13px var(--mono); fill: var(--ink); }
.agentflow .orbit { fill: none; stroke: var(--ink); stroke-opacity: .2; stroke-dasharray: 2 6; transform-box: fill-box; transform-origin: center; animation: spin 18s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.agentflow .chk circle { fill: var(--ok-soft); }
.agentflow .chk path { fill: none; stroke: var(--ok); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.agentflow .chk > * { transform-box: fill-box; transform-origin: center; animation: chk 5s infinite; opacity: 0; }
.agentflow .t1 .chk > * { animation-delay: .4s; }
.agentflow .t2 .chk > * { animation-delay: 1.1s; }
.agentflow .t3 .chk > * { animation-delay: 1.8s; }
@keyframes chk { 0% { opacity: 0; transform: scale(.4); } 8%, 80% { opacity: 1; transform: scale(1); } 92%, 100% { opacity: 0; transform: scale(1); } }

/* Chat */
.chat { width: 86%; display: flex; flex-direction: column; gap: 10px; font-size: 14px; line-height: 1.45; }
.chat__q { align-self: flex-end; max-width: 82%; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 16px 16px 4px 16px; }
.chat__a { max-width: 92%; background: #fff; color: var(--ink-2); padding: 12px 14px; border-radius: 16px 16px 16px 4px; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.chat__src { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 9px; }
.chat__src span { font: 500 11px/1 var(--mono); color: var(--reason); background: var(--reason-soft); padding: 5px 7px; border-radius: 6px; }

/* Phone */
.tile__art--phone { place-items: start center; }
.phone { position: relative; margin-top: 30px; width: 158px; height: 300px; border-radius: 32px; border: 6px solid var(--ink); background: #fff; box-shadow: var(--shadow-lg); padding: 26px 11px 0; transition: transform .6s var(--ease); }
.tile:hover .phone { transform: translateY(-10px); }
.phone__notch { position: absolute; top: 0; left: 50%; width: 52px; height: 15px; transform: translateX(-50%); background: var(--ink); border-radius: 0 0 10px 10px; }
.phone__hero { height: 78px; border-radius: 14px; background: linear-gradient(135deg, #FFC24B, #FF5A1F 55%, #E8317A); padding: 12px; display: flex; flex-direction: column; justify-content: space-between; }
.phone__hero i { width: 22px; height: 22px; border-radius: 50%; background: rgba(255, 255, 255, .75); }
.phone__hero b { width: 60%; height: 7px; border-radius: 4px; background: rgba(255, 255, 255, .85); }
.phone__row { display: flex; gap: 9px; align-items: center; margin-top: 11px; }
.phone__row i { width: 30px; height: 30px; border-radius: 9px; background: var(--paper-2); flex-shrink: 0; }
.phone__row:nth-child(4) i { background: var(--reason-soft); }
.phone__row span { flex: 1; display: grid; gap: 5px; }
.phone__row b { height: 6px; border-radius: 3px; background: #ECE6DC; }
.phone__row b + b { width: 60%; background: #F3EFE8; }
.toast { position: absolute; right: 9%; top: 92px; display: flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 9px 12px; font-size: 13px; font-weight: 500; box-shadow: var(--shadow-lg); animation: bob 4s ease-in-out infinite; }
.toast span { display: grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: var(--ok-soft); color: var(--ok); font-size: 11px; }
@keyframes bob { 50% { transform: translateY(-8px); } }
.tile__art--apps { display: block; }
.desk { position: absolute; left: 8%; top: 34px; width: 66%; height: 172px; background: #fff; border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-lg); overflow: hidden; transition: transform .6s var(--ease); }
.tile:hover .desk { transform: translateY(-6px); }
.desk__bar { display: flex; align-items: center; gap: 5px; height: 22px; padding: 0 10px; background: var(--paper-2); }
.desk__bar i { width: 7px; height: 7px; border-radius: 50%; background: #D9D1C4; }
.desk__body { display: grid; grid-template-columns: 30% 1fr; height: calc(100% - 22px); }
.desk__side { display: grid; gap: 8px; align-content: start; padding: 12px 10px; background: var(--paper); border-right: 1px solid var(--line); }
.desk__side b { height: 6px; border-radius: 3px; background: #ECE6DC; }
.desk__side b:first-child { background: var(--reason-soft); width: 85%; }
.desk__side b:nth-child(3) { width: 70%; }
.desk__main { display: grid; gap: 10px; align-content: start; padding: 12px; }
.desk__chart { height: 64px; border-radius: 8px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 40' preserveAspectRatio='none'%3E%3Cpath d='M0 32 18 26 34 29 52 17 70 21 88 9 104 13 120 4' fill='none' stroke='%232B4BEE' stroke-width='1.6' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") center / 100% 70% no-repeat, linear-gradient(135deg, #EEF2FF, #F6EEFF); }
.desk__rows { display: grid; gap: 7px; }
.desk__rows b { height: 6px; border-radius: 3px; background: #ECE6DC; }
.desk__rows b:nth-child(2) { width: 72%; }
.desk__rows b:nth-child(3) { width: 86%; }
.tile__art--apps .phone { position: absolute; right: 9%; top: 62px; margin: 0; width: 118px; height: 236px; border-width: 5px; border-radius: 26px; padding: 22px 9px 0; }
.tile__art--apps .phone__notch { width: 40px; height: 12px; }
.tile__art--apps .phone__hero { height: 62px; padding: 10px; }
.tile__art--apps .phone__row i { width: 26px; height: 26px; }
.tile__art--apps .toast { right: auto; left: 5%; top: 168px; }

/* Code */
.code { position: relative; width: 88%; margin: 0; padding: 38px 18px 16px; font-size: 13px; line-height: 1.7; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-sm); white-space: pre; overflow: hidden; }
.code::before { content: ""; position: absolute; top: 14px; left: 16px; width: 44px; height: 10px; background: radial-gradient(circle at 5px 5px, #FF6B5A 4px, transparent 4.5px), radial-gradient(circle at 21px 5px, #FFC24B 4px, transparent 4.5px), radial-gradient(circle at 37px 5px, #3CCB7F 4px, transparent 4.5px); }
.c-k { color: var(--reason); }
.c-s { color: #D9480F; }
.c-f { color: #8A3FD1; }
.c-c { color: var(--ok); }

/* Roadmap */
.tile__art--road svg { width: 86%; overflow: visible; }
.road { fill: none; stroke: var(--ink); stroke-opacity: .3; stroke-width: 2; stroke-dasharray: 5 7; }
.ms circle { fill: #fff; stroke: #FF7A1F; stroke-width: 3; transform-box: fill-box; transform-origin: center; transition: transform .5s var(--ease); }
.ms--2 circle { stroke: var(--rose); transition-delay: .08s; }
.ms--3 circle { fill: var(--reason); stroke: var(--reason); transition-delay: .16s; }
.ms text { font: 500 12.5px var(--mono); fill: var(--ink-2); }
.tile:hover .ms circle { transform: scale(1.35); }

/* IT status */
.tile--it { display: grid; grid-template-columns: 1fr 1.05fr; align-items: center; }
.tile--it .tile__body { padding: 36px; }
.status { margin: 22px 22px 22px 0; background: var(--paper); border: 1px solid var(--line); border-radius: 20px; padding: 18px 20px 20px; }
.status__head { display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 14.5px; margin-bottom: 8px; }
.status__dot { width: 9px; height: 9px; border-radius: 50%; background: #3CCB7F; box-shadow: 0 0 0 4px rgba(60, 203, 127, .2); }
.status__list li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--line-2); font-size: 14px; color: var(--ink-2); }
.status__list b { font: 500 12.5px/1.6 var(--mono); color: var(--ok); }
.uptime { display: flex; gap: 3px; margin-top: 16px; }
.uptime i { flex: 1; height: 26px; border-radius: 3px; background: #3CCB7F; opacity: .85; }
.uptime i.warn { background: var(--amber); }

/* CTA tile */
.tile--cta {
  padding: 34px 32px; justify-content: space-between; gap: 28px; color: #fff; border: 0;
  background: radial-gradient(80% 70% at 100% 0%, #FFD15C, rgba(255, 209, 92, 0) 60%), radial-gradient(90% 80% at 0% 100%, #E8317A, rgba(232, 49, 122, 0) 65%), #FF5A1F;
}
.tile--cta .tile__k { color: rgba(255, 255, 255, .85); }
.tile--cta h3 { font-size: clamp(28px, 2.6vw, 34px); color: #fff; }
.tile--cta em { background: none; color: #fff; -webkit-text-fill-color: #fff; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px; text-decoration-color: rgba(255, 255, 255, .6); }
.tile__go { align-self: flex-start; display: inline-flex; align-items: center; gap: 8px; background: #fff; color: var(--ink); padding: 12px 18px; border-radius: 999px; font-weight: 500; font-size: 15px; }
.tile__go span { transition: transform .3s var(--ease); }
.tile--cta:hover .tile__go span { transform: translateX(4px); }

@media (max-width: 1020px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .tile--wide { grid-column: span 2; }
}
@media (max-width: 680px) {
  .bento { grid-template-columns: 1fr; }
  .tile--wide { grid-column: auto; }
  .tile--it { grid-template-columns: 1fr; }
  .tile--it .tile__body { padding: 28px 26px 8px; }
  .status { margin: 16px; }
  .tile--agent .tile__art { height: 230px; }
  .tile__body { padding: 24px 24px 28px; }
}

/* Agentic AI ---------------------------------------------------------------- */
.section--blueprint {
  background:
    linear-gradient(180deg, var(--paper-2), rgba(244, 238, 229, 0) 180px),
    linear-gradient(0deg, var(--paper), rgba(251, 248, 243, 0) 180px),
    linear-gradient(rgba(43, 75, 238, .06) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, rgba(43, 75, 238, .06) 1px, transparent 1px) 0 0 / 32px 32px,
    #F4F6FE;
}
.ai { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.pillars { margin-top: 40px; }
.pillars li { display: grid; grid-template-columns: 52px 1fr; padding: 20px 0; border-top: 1px solid rgba(43, 75, 238, .16); }
.pillars li:last-child { border-bottom: 1px solid rgba(43, 75, 238, .16); }
.pillars span { font: 500 13px/1.9 var(--mono); color: var(--reason); }
.pillars h3 { font: 600 17px/1.4 var(--sans); }
.pillars p { color: var(--muted); font-size: 15.5px; margin-top: 2px; }

.run { position: sticky; top: 112px; background: #fff; border-radius: 24px; border: 1px solid var(--line); box-shadow: var(--shadow-lg); overflow: hidden; }
.run__head { display: flex; align-items: center; gap: 12px; padding: 18px 22px; }
.run__mark { width: 30px; height: 30px; }
.run__title b { display: block; font-weight: 600; font-size: 15.5px; }
.run__title span { font: 400 12.5px var(--mono); color: var(--muted); }
.run__status { margin-left: auto; display: inline-flex; align-items: center; gap: 7px; font: 500 12px/1 var(--mono); padding: 7px 11px; border-radius: 999px; background: var(--ok-soft); color: var(--ok); }
.run__status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.run__status.is-running { background: #FFEDE3; color: #E8451A; }
.run__status.is-running::before { animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: .2; } }
.run__bar { height: 3px; background: var(--paper-2); }
.run__bar span { display: block; height: 100%; width: 100%; background: var(--duo); transition: width .6s var(--ease); }
.run__steps { padding: 16px 22px 12px; display: grid; gap: 4px; }
.run__steps li { display: grid; grid-template-columns: 70px 1fr; gap: 14px; align-items: baseline; padding: 9px 0; }
.run__steps i { font: 500 10.5px/1 var(--mono); font-style: normal; letter-spacing: .1em; text-transform: uppercase; text-align: center; padding: 6px 0; border-radius: 7px; }
.run__steps p { font-size: 14.5px; color: var(--ink-2); display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; }
.run__steps code { font-size: 12.5px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); padding: 2px 7px; border-radius: 6px; word-break: break-all; }
.run__steps .ok { font: 500 11.5px/1 var(--mono); color: var(--ok); background: var(--ok-soft); padding: 5px 8px; border-radius: 999px; white-space: nowrap; }
[data-k="goal"] i { background: #FFF3D6; color: #A86A00; }
[data-k="plan"] i { background: #F0ECFF; color: #5B45D6; }
[data-k="tool"] i { background: var(--reason-soft); color: var(--reason); }
[data-k="think"] i { background: #E4F5FF; color: #0D72A8; }
[data-k="human"] i { background: #FFEDE3; color: #D9480F; }
[data-k="done"] i { background: var(--ok-soft); color: var(--ok); }
[data-k="goal"] p, [data-k="done"] p { color: var(--ink); font-weight: 500; }
.js .run.is-armed .run__steps li { opacity: 0; transform: translateY(8px); }
.js .run.is-armed .run__steps li.is-shown { opacity: 1; transform: none; transition: opacity .45s var(--ease), transform .45s var(--ease); }
.run__foot { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 14px 22px; border-top: 1px solid var(--line); background: var(--paper); font: 500 12px/1 var(--mono); color: var(--muted); }
.run__foot span { display: inline-flex; align-items: center; gap: 7px; }
.run__foot b { width: 6px; height: 6px; border-radius: 50%; background: #3CCB7F; }

@media (max-width: 940px) { .ai { grid-template-columns: 1fr; } .run { position: relative; top: 0; } }
@media (max-width: 480px) { .run__steps li { grid-template-columns: 1fr; gap: 6px; } .run__steps i { justify-self: start; padding: 5px 8px; } }

/* Process --------------------------------------------------------------- */
.journey__line { width: 100%; height: auto; overflow: visible; margin-bottom: 30px; }
.journey__path { fill: none; stroke: url(#journeyGrad); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.journey__ticks path { stroke: var(--reason); stroke-width: 1.5; }
.journey__dot { fill: #fff; stroke: var(--c); stroke-width: 3; transform-box: fill-box; transform-origin: center; }
.js .journey .journey__path { stroke-dasharray: 1; stroke-dashoffset: 1; }
.js .journey .journey__ticks, .js .journey .journey__dot { opacity: 0; }
.js .journey.in .journey__path { stroke-dashoffset: 0; transition: stroke-dashoffset 2.6s cubic-bezier(.45, .05, .25, 1); }
.js .journey.in .journey__ticks { opacity: 1; transition: opacity .8s 2.1s; }
.js .journey.in .journey__dot { opacity: 1; animation: dotin .6s var(--ease) both; }
.js .journey.in .journey__dot:nth-of-type(2) { animation-delay: .7s; }
.js .journey.in .journey__dot:nth-of-type(3) { animation-delay: 1.4s; }
.js .journey.in .journey__dot:nth-of-type(4) { animation-delay: 2s; }
@keyframes dotin { from { transform: scale(0); } to { transform: scale(1); } }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); }
.step { padding-right: clamp(16px, 2.6vw, 40px); }
.step__n { font: 500 12.5px/1 var(--mono); color: var(--muted); letter-spacing: .1em; }
.step h3 { font-family: var(--serif); font-size: clamp(30px, 3vw, 40px); letter-spacing: -0.02em; line-height: 1.1; margin: 12px 0 12px; }
.step:nth-child(1) h3 { font-style: italic; color: #F26A12; }
.step:nth-child(2) h3 { font-style: italic; color: var(--rose); }
.step:nth-child(3) h3 { color: var(--violet); }
.step:nth-child(4) h3 { color: var(--reason); }
.step p { color: var(--muted); font-size: 16px; }

@media (max-width: 860px) {
  .journey__line { display: none; }
  .steps { grid-template-columns: 1fr 1fr; gap: 44px 0; }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; gap: 0; position: relative; padding-left: 30px; }
  .steps::before { content: ""; position: absolute; left: 5px; top: 6px; bottom: 6px; width: 2px; border-radius: 2px; background: linear-gradient(#FFB020, #FF5A1F 25%, #E8317A 50%, #6E5CFF 75%, #2B4BEE); }
  .step { position: relative; padding: 0 0 36px; }
  .step::before { content: ""; position: absolute; left: -31px; top: 0; width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 3px solid var(--violet); }
  .step:nth-child(1)::before { border-color: #FF8A1F; }
  .step:nth-child(2)::before { border-color: var(--rose); }
  .step:nth-child(4)::before { border-color: var(--reason); }
}

/* Studio ------------------------------------------------------------------ */
.section--studio { overflow: hidden; isolation: isolate; }
.aurora { position: absolute; inset: 0; z-index: -1; pointer-events: none; -webkit-mask-image: linear-gradient(180deg, transparent, #000 22%, #000 78%, transparent); mask-image: linear-gradient(180deg, transparent, #000 22%, #000 78%, transparent); }
.aurora span { position: absolute; width: 62vw; max-width: 900px; aspect-ratio: 1; border-radius: 50%; animation: float 22s ease-in-out infinite alternate; }
.aurora span:nth-child(1) { left: -12%; top: -20%; background: radial-gradient(closest-side, rgba(255, 196, 160, .9), transparent); }
.aurora span:nth-child(2) { right: -10%; top: -10%; background: radial-gradient(closest-side, rgba(200, 216, 255, .95), transparent); animation-duration: 26s; }
.aurora span:nth-child(3) { left: 20%; bottom: -35%; background: radial-gradient(closest-side, rgba(255, 186, 214, .75), transparent); animation-duration: 30s; }
.aurora span:nth-child(4) { right: 10%; bottom: -30%; background: radial-gradient(closest-side, rgba(214, 202, 255, .85), transparent); animation-duration: 24s; }
@keyframes float { to { transform: translate(6%, 8%) scale(1.08); } }

.studio { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: center; }
.principles { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.principles li {
  padding: 28px 26px 30px; border-radius: 22px;
  background: rgba(255, 255, 255, .58); border: 1px solid rgba(255, 255, 255, .9);
  backdrop-filter: blur(14px) saturate(1.3); -webkit-backdrop-filter: blur(14px) saturate(1.3);
  box-shadow: 0 10px 30px -18px rgba(20, 22, 31, .25);
  transition: transform .4s var(--ease), background-color .4s;
}
.principles li:hover { transform: translateY(-4px); background: rgba(255, 255, 255, .78); }
.principles span { font: 500 12.5px/1 var(--mono); color: var(--muted); }
.principles h3 { font-family: var(--serif); font-size: 25px; letter-spacing: -0.02em; line-height: 1.15; margin: 16px 0 8px; }
.principles p { color: var(--ink-2); font-size: 15.5px; }

@media (max-width: 940px) { .studio { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .principles { grid-template-columns: 1fr; } }

/* Contact ------------------------------------------------------------------ */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.contact h2 { font-size: clamp(44px, 6vw, 84px); }
.mailcard { margin-top: 44px; padding: 24px 26px; background: #fff; border-radius: 22px; border: 1px solid var(--line); box-shadow: var(--shadow-sm); max-width: 460px; }
.mailcard__k { font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.mailcard__addr { display: inline-block; margin: 14px 0 16px; font: 400 clamp(24px, 2.6vw, 32px)/1.2 var(--serif); letter-spacing: -0.02em; background: var(--duo) 0 100% / 0 2px no-repeat; padding-bottom: 4px; transition: background-size .45s var(--ease); word-break: break-all; }
.mailcard__addr:hover { background-size: 100% 2px; }
.copy { display: flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line-2); background: #fff; color: var(--ink-2); font: 500 13.5px/1 var(--sans); cursor: pointer; transition: border-color .2s, color .2s; }
.copy:hover { border-color: rgba(20, 22, 31, .35); color: var(--ink); }
.copy svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.copy.is-copied { color: var(--ok); border-color: rgba(18, 161, 80, .4); }

.form { display: grid; gap: 20px; padding: clamp(24px, 3.5vw, 40px); background: #fff; border-radius: var(--r-lg); border: 1px solid var(--line); box-shadow: var(--shadow-lg); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field > span, .topics legend { display: block; font-size: 14px; font-weight: 500; margin-bottom: 8px; }
.field small { color: var(--muted); font-weight: 400; margin-left: 4px; }
.field input, .field textarea { width: 100%; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--line-2); background: var(--paper); color: var(--ink); font: 400 16px/1.5 var(--sans); transition: border-color .2s, box-shadow .2s, background-color .2s; }
.field textarea { resize: vertical; min-height: 140px; }
.field input:focus, .field textarea:focus { outline: none; background: #fff; border-color: var(--reason); box-shadow: 0 0 0 4px rgba(43, 75, 238, .13); }
.field .is-invalid { border-color: #E5484D; background: #FFF6F6; }
.topics { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.topics legend { width: 100%; padding: 0; }
.topics label { position: relative; cursor: pointer; }
.topics input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.topics span { display: inline-block; padding: 9px 15px; border-radius: 999px; border: 1px solid var(--line-2); font-size: 14px; color: var(--ink-2); background: #fff; transition: all .2s; }
.topics label:hover span { border-color: rgba(20, 22, 31, .35); color: var(--ink); }
.topics input:checked + span { background: var(--ink); border-color: var(--ink); color: #fff; }
.topics input:focus-visible + span { outline: 2px solid var(--reason); outline-offset: 2px; }
.form__note { font-size: 13.5px; color: var(--muted); text-align: center; }
.form__note.is-error { color: #D93036; }

@media (max-width: 940px) { .contact { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .form__row { grid-template-columns: 1fr; } }

/* Footer --------------------------------------------------------------------- */
.footer { background: var(--paper-2); border-top: 1px solid var(--line); padding: 56px 0 28px; overflow: hidden; }
.footer__top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; }
.footer__brand { display: flex; align-items: center; gap: 14px; }
.footer__brand .brand__mark { width: 34px; height: 34px; }
.footer__brand p { font: italic 400 20px/1 var(--serif); }
.footer__links { display: flex; flex-wrap: wrap; gap: 8px 28px; color: var(--ink-2); font-size: 15px; }
.footer__links a:hover, .footer__top-link:hover { color: var(--ink); }
.footer__mail { font-weight: 500; border-bottom: 1.5px solid var(--ink); padding-bottom: 2px; }
.footer__word { margin: clamp(48px, 7vw, 88px) 0 clamp(28px, 4.5vw, 64px); font: 300 clamp(40px, 12.2vw, 196px)/.9 var(--serif); letter-spacing: -0.045em; white-space: nowrap; text-align: center; }
.footer__word em { font-style: italic; background: linear-gradient(100deg, #FF7A1F, #E8317A 50%, #2B4BEE); -webkit-background-clip: text; background-clip: text; color: transparent; padding: .05em .16em .05em .04em; margin: 0 -.12em 0 0; }
.footer__base-end { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; }
.footer__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 20px; border-top: 1px solid var(--line-2); font-size: 13.5px; color: var(--muted); }

/* 404 -------------------------------------------------------------------------- */
.nf { min-height: 100vh; min-height: 100svh; display: grid; place-items: center; position: relative; overflow-x: hidden; }
.nf .hero__bg { position: fixed; }
.nf__main { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 48px var(--gutter); }
.nf__code { display: flex; align-items: center; gap: .06em; margin: 48px 0 18px; font: 300 clamp(110px, 20vw, 200px)/1 var(--serif); letter-spacing: -0.04em; }
.nf__code img { width: .78em; height: .78em; animation: spin 24s linear infinite; }
.nf__title { margin-top: 24px; font-family: var(--serif); font-size: clamp(36px, 5vw, 60px); line-height: 1.05; letter-spacing: -0.025em; }
.nf__title em { font-style: italic; background: var(--warm); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; }
.nf__lead { margin-top: 18px; max-width: 470px; color: var(--ink-2); font-size: 18px; }
.nf .hero__cta { justify-content: center; }
@media (prefers-reduced-motion: reduce) { .nf__code img { animation: none; } }

/* Reveal on scroll -------------------------------------------------------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
.js .hero__art.reveal { transform: scale(.96); }
.js .hero__art.reveal.in { transform: none; transition-duration: 1.4s; }

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .blob, .tw, .knob__halo, .eyebrow__dot, .marquee__track, .aurora span, .agentflow .flow, .agentflow .orbit, .toast { animation: none; }
  .agentflow .chk > * { animation: none; opacity: 1; }
}