/* ==========================================================================
   Logicas Tech — logicas.co.uk
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* brand (single source) */
  --brand-ink: #231F20;
  --brand-paper: #F3F1EC;
  --brand-accent-day: #3F4BE0;
  --brand-accent-night: #8E96FF;

  /* type */
  --font-display: "Sora", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: clamp(1rem, 0.96rem + 0.18vw, 1.0625rem);
  --fs-lg: clamp(1.0625rem, 1rem + 0.35vw, 1.25rem);
  --fs-h4: clamp(1.15rem, 1.05rem + 0.4vw, 1.35rem);
  --fs-h3: clamp(1.35rem, 1.15rem + 0.9vw, 1.9rem);
  --fs-h2: clamp(2.1rem, 1.5rem + 2.8vw, 4rem);
  --fs-h1: clamp(2.7rem, 1.6rem + 5.2vw, 6.4rem);
  --fs-statement: clamp(1.6rem, 1.1rem + 2.4vw, 3.2rem);

  /* space */
  --gutter: clamp(16px, 4vw, 40px);
  --container: 1280px;
  --section: clamp(5rem, 3rem + 7vw, 9.5rem);
  --header-h: 72px;

  /* shape */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-pill: 999px;

  /* motion */
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);
  --t-fast: 180ms;
  --t-med: 420ms;
  --t-slow: 900ms;

  /* theme: night (default) */
  --bg: #0F0E0F;
  --bg-2: #141214;
  --surface: #1A171A;
  --surface-2: #221E22;
  --text: #EDE9E4;
  --muted: #A39D97;
  --line: rgba(237, 233, 228, .10);
  --line-2: rgba(237, 233, 228, .2);
  --accent: var(--brand-accent-night);
  --accent-ink: #0F0E0F;
  --accent-soft: rgba(142, 150, 255, .13);
  --grid: rgba(237, 233, 228, .05);
  --danger: #FF8A8E;
  --success: #6EE7A8;
  --shadow: 0 30px 70px -35px rgba(0, 0, 0, .75);
  --shadow-sm: 0 10px 30px -18px rgba(0, 0, 0, .7);
  --glass: rgba(15, 14, 15, .72);
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #F3F1EC;
  --bg-2: #ECE9E3;
  --surface: #FAF9F6;
  --surface-2: #FFFFFF;
  --text: #231F20;
  --muted: #5E5758;
  --line: rgba(35, 31, 32, .1);
  --line-2: rgba(35, 31, 32, .2);
  --accent: var(--brand-accent-day);
  --accent-ink: #FFFFFF;
  --accent-soft: rgba(63, 75, 224, .09);
  --grid: rgba(35, 31, 32, .055);
  --danger: #C2272F;
  --success: #12804F;
  --shadow: 0 30px 70px -35px rgba(35, 31, 32, .3);
  --shadow-sm: 0 10px 30px -20px rgba(35, 31, 32, .35);
  --glass: rgba(243, 241, 236, .78);
  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --bg: #F3F1EC; --bg-2: #ECE9E3; --surface: #FAF9F6; --surface-2: #FFFFFF;
    --text: #231F20; --muted: #5E5758; --line: rgba(35, 31, 32, .1); --line-2: rgba(35, 31, 32, .2);
    --accent: var(--brand-accent-day); --accent-ink: #FFFFFF; --accent-soft: rgba(63, 75, 224, .09);
    --grid: rgba(35, 31, 32, .055); --danger: #C2272F; --success: #12804F; --glass: rgba(243, 241, 236, .78);
    color-scheme: light;
  }
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  transition: background-color var(--t-med) ease, color var(--t-med) ease;
}
img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .2em; }
p a, .prose a, .small a, .section-head__lead a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 400; letter-spacing: -0.03em; line-height: 1.08; text-wrap: balance; }
p { margin: 0 0 1em; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
main:focus { outline: none; }

.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 200; padding: .7rem 1.1rem; border-radius: var(--r-pill); background: var(--accent); color: var(--accent-ink); font-weight: 600; text-decoration: none; transform: translateY(-160%); transition: transform var(--t-fast) var(--ease-out); }
.skip-link:focus { transform: none; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.muted { color: var(--muted); }
.small { font-size: var(--fs-sm); }
.h2 { font-size: var(--fs-h2); font-weight: 300; letter-spacing: -0.045em; line-height: 1.02; }
.h3 { font-size: var(--fs-h3); font-weight: 400; }
.h4 { font-size: var(--fs-h4); font-weight: 500; letter-spacing: -0.02em; }
h1 em, h2 em, .h2 em { font-style: normal; color: var(--accent); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .6em;
  margin: 0 0 1.4rem;
  font-family: var(--font-mono); font-size: var(--fs-xs); font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; opacity: .7; }
.eyebrow__num { color: var(--accent); }
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.hero__eyebrow::before { display: none; }

/* ---------- Buttons ---------- */
.btn {
  --pad-y: .95em; --pad-x: 1.45em;
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  padding: var(--pad-y) var(--pad-x);
  border: 1px solid transparent; border-radius: var(--r-pill);
  font-family: var(--font-body); font-size: .95rem; font-weight: 500; line-height: 1.1;
  text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast), box-shadow var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out);
  will-change: transform;
}
.btn .icon { width: 18px; height: 18px; flex: none; transition: transform var(--t-med) var(--ease-out); }
.btn:hover .icon:last-child { transform: translateX(3px); }
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { box-shadow: 0 14px 34px -14px var(--accent); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--line-2); }
.btn--ghost:hover { border-color: var(--text); }
.btn--sm { --pad-y: .7em; --pad-x: 1.15em; font-size: .875rem; }
.btn--lg { --pad-y: 1.1em; --pad-x: 1.7em; font-size: 1rem; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .55; pointer-events: none; }

.link-arrow { display: inline-flex; align-items: center; gap: .5em; color: var(--accent); font-weight: 500; text-decoration: none; }
.link-arrow .icon { width: 18px; height: 18px; transition: transform var(--t-med) var(--ease-out); }
.link-arrow:hover .icon { transform: translateX(4px); }

.icon { width: 24px; height: 24px; flex: none; }

/* ---------- Preloader ---------- */
.preloader { display: none; }
.js .preloader {
  position: fixed; inset: 0; z-index: 150; display: grid; place-items: center;
  pointer-events: none;
  animation: pl-failsafe 0s linear 7s forwards;
}
.preloader__panel { position: absolute; left: 0; right: 0; height: 50.5%; background: var(--bg); transition: transform 1.05s var(--ease-in-out); }
.preloader__panel--top { top: 0; }
.preloader__panel--bottom { bottom: 0; }
.preloader__inner { position: relative; display: grid; justify-items: center; gap: 1.2rem; transition: opacity .45s ease, transform .9s var(--ease-in-out); }
.preloader__mark { width: clamp(72px, 9vw, 104px); overflow: visible; }
.preloader__mark path {
  fill: var(--text); fill-opacity: 0;
  stroke: var(--text); stroke-width: 7; stroke-dasharray: 1; stroke-dashoffset: 1;
  animation: pl-draw 1.3s var(--ease-in-out) forwards, pl-fill .5s ease 1.05s forwards;
}
.preloader__mark path + path { animation-delay: .18s, 1.15s; }
.preloader__meta { display: flex; align-items: baseline; gap: .9rem; font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.preloader__count { min-width: 3ch; text-align: right; color: var(--text); font-variant-numeric: tabular-nums; }
.preloader__count::after { content: "%"; color: var(--muted); }
.preloader.is-done .preloader__panel--top { transform: translateY(-101%); }
.preloader.is-done .preloader__panel--bottom { transform: translateY(101%); }
.preloader.is-done .preloader__inner { opacity: 0; transform: scale(.92); }
.preloader.is-gone { display: none; }
/* short version */
.is-returning .preloader__mark path { stroke-dashoffset: 0; fill-opacity: 1; animation: none; }
.is-returning .preloader__meta { display: none; }
.is-returning .preloader__panel { transition-duration: .75s; }
@keyframes pl-draw { to { stroke-dashoffset: 0; } }
@keyframes pl-fill { to { fill-opacity: 1; stroke-opacity: 0; } }
@keyframes pl-failsafe { to { visibility: hidden; opacity: 0; } }

/* ---------- Scroll progress & to-top ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 90; pointer-events: none; }
.scroll-progress span { display: block; height: 100%; background: var(--accent); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }

.to-top {
  position: fixed; right: clamp(14px, 2.4vw, 28px); bottom: clamp(14px, 2.4vw, 28px); z-index: 40;
  width: 46px; height: 46px; display: grid; place-items: center;
  border: 1px solid var(--line-2); border-radius: 50%; background: var(--glass); color: var(--text);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  opacity: 0; transform: translateY(14px); pointer-events: none;
  transition: opacity var(--t-med), transform var(--t-med) var(--ease-out), border-color var(--t-fast);
}
.to-top .icon { width: 20px; height: 20px; }
.to-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { border-color: var(--text); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 70;
  height: var(--header-h);
  transition: transform .5s var(--ease-out), background-color var(--t-med), border-color var(--t-med);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled { background: var(--glass); border-bottom-color: var(--line); -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%); }
.site-header.is-hidden { transform: translateY(-100%); }
.menu-open .site-header { transform: none; background: transparent; border-color: transparent; -webkit-backdrop-filter: none; backdrop-filter: none; }
.site-header__inner { height: 100%; display: flex; align-items: center; gap: 2rem; }
.brand { display: inline-flex; color: var(--text); flex: none; }
.brand__logo { height: 20px; width: auto; }
.nav { margin-left: auto; }
.nav ul { display: flex; gap: clamp(1rem, 2vw, 2rem); }
.nav a { position: relative; font-size: var(--fs-sm); font-weight: 500; color: var(--muted); text-decoration: none; transition: color var(--t-fast); padding: .4rem 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform var(--t-med) var(--ease-out); }
.nav a:hover, .nav a.is-active { color: var(--text); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); transform-origin: left; }
.header-actions { display: flex; align-items: center; gap: .75rem; }
.header-link { display: inline-flex; align-items: center; gap: .45rem; padding: .5rem .3rem; font-size: var(--fs-sm); font-weight: 500; color: var(--muted); text-decoration: none; transition: color var(--t-fast); }
.header-link .icon { width: 17px; height: 17px; }
.header-link:hover { color: var(--text); }

.theme-toggle { position: relative; width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid var(--line-2); border-radius: 50%; background: transparent; color: var(--text); transition: border-color var(--t-fast), transform var(--t-med) var(--ease-out); }
.theme-toggle:hover { border-color: var(--text); }
.theme-toggle > span { position: absolute; display: grid; place-items: center; transition: transform .6s var(--ease-out), opacity .3s; }
.theme-toggle .icon { width: 18px; height: 18px; }
.theme-toggle__moon { opacity: 0; transform: rotate(-90deg) scale(.5); }
[data-theme="light"] .theme-toggle__sun { opacity: 0; transform: rotate(90deg) scale(.5); }
[data-theme="light"] .theme-toggle__moon { opacity: 1; transform: none; }

.burger { display: none; position: relative; width: 44px; height: 44px; border: 1px solid var(--line-2); border-radius: 50%; background: transparent; }
.burger span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: var(--text); border-radius: 2px; transition: transform var(--t-med) var(--ease-out), top var(--t-med) var(--ease-out); }
.burger span:first-child { top: 17px; }
.burger span:last-child { top: 25px; }
.burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 65; background: var(--bg); overflow-y: auto;
  clip-path: circle(0 at calc(100% - var(--gutter) - 22px) calc(var(--header-h) / 2));
  transition: clip-path .75s var(--ease-in-out);
}
.mobile-menu.is-open { clip-path: circle(150% at calc(100% - var(--gutter) - 22px) calc(var(--header-h) / 2)); }
.mobile-menu__inner { min-height: 100%; display: flex; flex-direction: column; justify-content: space-between; gap: 2.5rem; padding-top: calc(var(--header-h) + 3rem); padding-bottom: 2.5rem; }
.mobile-menu__links li { border-bottom: 1px solid var(--line); opacity: 0; transform: translateY(18px); transition: opacity .5s, transform .6s var(--ease-out); }
.mobile-menu.is-open .mobile-menu__links li { opacity: 1; transform: none; }
.mobile-menu.is-open .mobile-menu__links li:nth-child(2) { transition-delay: .05s; }
.mobile-menu.is-open .mobile-menu__links li:nth-child(3) { transition-delay: .1s; }
.mobile-menu.is-open .mobile-menu__links li:nth-child(4) { transition-delay: .15s; }
.mobile-menu.is-open .mobile-menu__links li:nth-child(5) { transition-delay: .2s; }
.mobile-menu__links a { display: flex; align-items: baseline; gap: 1rem; padding: 1rem 0; font-family: var(--font-display); font-size: clamp(1.9rem, 8vw, 2.8rem); font-weight: 300; letter-spacing: -0.04em; text-decoration: none; }
.mobile-menu__num { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent); letter-spacing: .1em; }
.mobile-menu__foot { display: grid; gap: .75rem; }
.mobile-menu__mail { margin-top: .75rem; color: var(--muted); }
.menu-open { overflow: hidden; }

/* ---------- 3D scene ---------- */
.scene { position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0; transition: opacity .7s ease; }
.scene.is-visible { opacity: 1; }
.scene__canvas { width: 100%; height: 100%; }
main, .site-footer { position: relative; z-index: 1; }
.section--solid { position: relative; z-index: 2; background: var(--bg); transition: background-color var(--t-med) ease; }

/* fallbacks shown only without WebGL */
.hero__fallback, .chapter__fallback, .outro__fallback { display: none; }
html:not(.has-3d) .page-home .hero__fallback,
html:not(.has-3d) .page-home .chapter__fallback,
html:not(.has-3d) .page-home .outro__fallback { display: block; }

/* ---------- Grid background ---------- */
.hero__grid, .page-hero__grid {
  position: absolute; inset: 0; pointer-events: none; z-index: -1;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 70% 40%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 70% at 70% 40%, #000 20%, transparent 75%);
}

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding: calc(var(--header-h) + 3rem) 0 2rem; isolation: isolate; }
.hero__inner { position: relative; }
.hero__title { font-size: var(--fs-h1); font-weight: 300; letter-spacing: -0.055em; line-height: .98; max-width: 11ch; margin-bottom: 2rem; }
.hero__lead { max-width: 34rem; font-size: var(--fs-lg); color: var(--muted); margin-bottom: 2.4rem; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: .8rem; }
.hero__foot { position: relative; display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-top: auto; padding-top: 4rem; }
.hero__facts { display: flex; flex-wrap: wrap; gap: .4rem 1.8rem; font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.hero__facts li { display: inline-flex; align-items: center; gap: .6rem; }
.hero__facts li::before { content: ""; width: 5px; height: 5px; background: var(--accent); border-radius: 1px; }
.scroll-cue { display: inline-flex; align-items: center; gap: .8rem; font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); text-decoration: none; }
.scroll-cue__line { position: relative; width: 1px; height: 44px; background: var(--line-2); overflow: hidden; }
.scroll-cue__line::after { content: ""; position: absolute; left: 0; top: -40%; width: 100%; height: 40%; background: var(--text); animation: cue 2.2s var(--ease-in-out) infinite; }
@keyframes cue { to { top: 100%; } }

.hero__fallback { position: absolute; right: max(var(--gutter), calc((100vw - var(--container)) / 2 + var(--gutter))); top: 50%; transform: translateY(-50%); width: min(38vw, 460px); z-index: -1; }
.hero__mark, .outro__mark, .chapter__mark { width: 100%; height: auto; }
.hero__mark .half-top, .outro__mark .half-top, .chapter__mark .half-top { fill: var(--text); opacity: .9; }
.hero__mark .half-bottom, .outro__mark .half-bottom, .chapter__mark .half-bottom { fill: var(--accent); }

/* ---------- Statement + marquee ---------- */
.statement { padding: var(--section) 0 calc(var(--section) * .7); border-top: 1px solid var(--line); }
.statement__text { max-width: 24em; margin: 0; font-family: var(--font-display); font-size: var(--fs-statement); font-weight: 300; line-height: 1.22; letter-spacing: -0.035em; }
.statement__text .w { opacity: .16; transition: opacity .35s ease; }
.statement__text .w.is-lit { opacity: 1; }
.marquee { margin-top: calc(var(--section) * .7); border-block: 1px solid var(--line); overflow: hidden; padding: 1.15rem 0; }
.marquee__track { display: flex; align-items: center; width: max-content; gap: 2.2rem; animation: marquee 48s linear infinite; }
.marquee span { font-family: var(--font-display); font-size: clamp(1.1rem, .9rem + 1vw, 1.6rem); font-weight: 300; letter-spacing: -0.02em; color: var(--muted); white-space: nowrap; }
.marquee i { width: 7px; height: 7px; flex: none; background: var(--accent); clip-path: polygon(0 0, 100% 0, 100% 42%, 0 42%, 0 58%, 100% 58%, 100% 100%, 0 100%); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Story (3D chapters) ---------- */
.story { position: relative; padding-top: var(--section); }
.story__intro { margin-bottom: 4vh; }
.story__chapters { position: relative; }
.chapter { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: 10vh 0; }
.chapter__card { max-width: 31rem; }
.chapter__title { font-size: var(--fs-h3); font-weight: 400; line-height: 1.15; margin-bottom: 1.1rem; }
.chapter__text { color: var(--muted); margin-bottom: 1.8rem; }
.chapter__list { border-top: 1px solid var(--line); }
.chapter__list a { display: flex; align-items: center; gap: .9rem; padding: .85rem 0; border-bottom: 1px solid var(--line); text-decoration: none; font-weight: 500; transition: color var(--t-fast), padding var(--t-med) var(--ease-out); }
.chapter__list a > .icon:first-child { width: 20px; height: 20px; color: var(--accent); }
.chapter__list .icon--arrow { width: 18px; height: 18px; margin-left: auto; opacity: 0; transform: translateX(-8px); transition: opacity var(--t-fast), transform var(--t-med) var(--ease-out); }
.chapter__list a:hover { padding-left: .4rem; }
.chapter__list a:hover .icon--arrow { opacity: 1; transform: none; }
.chapter__fallback { position: absolute; right: 0; top: 50%; width: min(34vw, 380px); transform: translateY(-50%); opacity: .9; }

.story__rail { position: fixed; left: clamp(14px, 1.6vw, 28px); top: 50%; z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 1rem; transform: translateY(-50%); opacity: 0; pointer-events: none; transition: opacity .4s ease; }
.is-story-active .story__rail { opacity: 1; }
.story__count { writing-mode: vertical-rl; transform: rotate(180deg); font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .14em; color: var(--muted); }
.story__count b { color: var(--text); font-weight: 500; }
.story__bar { position: relative; width: 1px; height: 120px; background: var(--line-2); }
.story__bar i { position: absolute; left: 0; top: 0; width: 1px; height: 100%; background: var(--accent); transform-origin: top; transform: scaleY(var(--sp, 0)); }

/* ---------- Section heads ---------- */
.section-head { max-width: 46rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head .h2 { margin-bottom: 1.4rem; }
.section-head__lead { color: var(--muted); font-size: var(--fs-lg); max-width: 38rem; }

/* ---------- Services ---------- */
.services { padding: var(--section) 0; border-top: 1px solid var(--line); }
.tabs { position: relative; display: inline-flex; gap: .25rem; padding: .3rem; margin-bottom: 2rem; border: 1px solid var(--line); border-radius: var(--r-pill); max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs__tab { position: relative; z-index: 1; padding: .6rem 1.1rem; border: 0; border-radius: var(--r-pill); background: transparent; color: var(--muted); font-size: var(--fs-sm); font-weight: 500; white-space: nowrap; transition: color var(--t-fast); }
.tabs__tab[aria-selected="true"] { color: var(--accent-ink); }
.tabs__tab:hover:not([aria-selected="true"]) { color: var(--text); }
.tabs__indicator { position: absolute; z-index: 0; top: .3rem; bottom: .3rem; left: 0; width: 0; border-radius: var(--r-pill); background: var(--accent); transition: transform .5s var(--ease-out), width .5s var(--ease-out); }

.svc-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.svc-card {
  position: relative; display: flex; flex-direction: column; gap: .7rem; min-height: 100%;
  padding: 1.6rem 1.6rem 1.4rem; border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--surface); text-decoration: none; overflow: hidden;
  transition: border-color var(--t-med), transform var(--t-med) var(--ease-out), box-shadow var(--t-med) var(--ease-out), background-color var(--t-med);
}
.svc-card::before { content: ""; position: absolute; inset: auto -30% -60% auto; width: 70%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(closest-side, var(--accent-soft), transparent); opacity: 0; transition: opacity var(--t-med); }
.svc-card:hover { border-color: var(--line-2); transform: translateY(-4px); box-shadow: var(--shadow); }
.svc-card:hover::before { opacity: 1; }
.svc-card__icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; background: var(--accent-soft); color: var(--accent); margin-bottom: .6rem; }
.svc-card__group { font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.svc-card__title { font-size: 1.2rem; font-weight: 500; letter-spacing: -0.02em; line-height: 1.25; }
.svc-card__text { color: var(--muted); font-size: .95rem; margin: 0; }
.svc-card__go { display: inline-flex; align-items: center; gap: .45rem; margin-top: auto; padding-top: 1rem; font-size: var(--fs-sm); font-weight: 500; color: var(--accent); }
.svc-card__go .icon { width: 16px; height: 16px; transition: transform var(--t-med) var(--ease-out); }
.svc-card:hover .svc-card__go .icon { transform: translateX(4px); }
.svc-card.is-filtered { display: none; }
.svc-card.is-entering { animation: card-in .55s var(--ease-out) both; }
@keyframes card-in { from { opacity: 0; transform: translateY(16px) scale(.98); } }

/* ---------- Media ---------- */
.media { position: relative; margin: 0; aspect-ratio: var(--ratio, 4/3); overflow: hidden; border-radius: var(--r-lg); background: radial-gradient(120% 90% at 85% 10%, var(--accent-soft), transparent 60%), linear-gradient(160deg, var(--surface-2), var(--bg-2)); border: 1px solid var(--line); }
.media__fallback { position: absolute; inset: 0; display: grid; place-items: center; color: var(--accent); opacity: .55; }
.media__fallback .icon { width: 48px; height: 48px; }
.media img { position: absolute; left: 0; top: -8%; width: 100%; height: 116%; object-fit: cover; transition: opacity .6s ease; will-change: transform; }
.media img:not([data-parallax]) { top: 0; height: 100%; }
.media img.is-broken { opacity: 0; visibility: hidden; }
.media img { color: transparent; font-size: 0; }

/* ---------- Approach ---------- */
.approach { padding: var(--section) 0; border-top: 1px solid var(--line); }
.approach__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.approach__media { position: relative; padding-bottom: 18%; }
.approach__img--small { position: absolute; right: -6%; bottom: 0; width: 56%; box-shadow: var(--shadow); }
.approach__body .h2 { margin-bottom: 2.5rem; }
.steps { counter-reset: s; display: grid; gap: 0; }
.step { padding: 1.5rem 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 3.2rem 1fr; column-gap: 1rem; }
.step:last-child { border-bottom: 1px solid var(--line); }
.step__num { grid-row: span 2; font-family: var(--font-mono); font-size: var(--fs-sm); color: var(--accent); padding-top: .2rem; }
.step__title { font-size: var(--fs-h4); font-weight: 500; margin-bottom: .5rem; }
.step p { color: var(--muted); margin: 0; }
.steps--row { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.steps--row .step { grid-template-columns: 1fr; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.8rem; background: var(--surface); }
.steps--row .step__num { grid-row: auto; margin-bottom: 1.6rem; }

.counters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: clamp(4rem, 8vw, 7rem); border-top: 1px solid var(--line); }
.counters li { padding: 2rem 1.5rem 0 0; display: grid; gap: .4rem; }
.counters li + li { padding-left: 1.5rem; border-left: 1px solid var(--line); }
.counters b { font-family: var(--font-display); font-size: clamp(2.8rem, 2rem + 3vw, 4.6rem); font-weight: 300; letter-spacing: -0.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.counters span { color: var(--muted); font-size: var(--fs-sm); max-width: 14rem; }

/* ---------- Industries ---------- */
.industries { padding: var(--section) 0; border-top: 1px solid var(--line); }
.industries__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.industries__head { position: sticky; top: calc(var(--header-h) + 2rem); }
.industries__head .h2 { margin-bottom: 1.4rem; }
.industries__img { margin-top: 2.5rem; }
.sectors { border-top: 1px solid var(--line); }
.sector { display: grid; grid-template-columns: 52px 1fr; gap: 1.2rem; align-items: start; padding: 1.5rem 0; border-bottom: 1px solid var(--line); transition: padding var(--t-med) var(--ease-out); }
.sector:hover { padding-left: .5rem; }
.sector__icon { width: 52px; height: 52px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 14px; color: var(--accent); transition: background-color var(--t-med), border-color var(--t-med); }
.sector:hover .sector__icon { background: var(--accent-soft); border-color: transparent; }
.sector__title { font-size: 1.15rem; font-weight: 500; letter-spacing: -0.02em; margin-bottom: .35rem; }
.sector p { color: var(--muted); margin: 0; }

/* ---------- Principles ---------- */
.principles { padding: var(--section) 0; border-top: 1px solid var(--line); }
.principles__head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.principles__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); margin-bottom: clamp(3rem, 6vw, 5rem); }
.principle { padding: 2.2rem 2rem 2.4rem 0; border-bottom: 1px solid var(--line); }
.principle:nth-child(even) { padding-left: 2rem; border-left: 1px solid var(--line); }
.principle__num { display: block; font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent); margin-bottom: 1.2rem; }
.principle__title { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.5rem); font-weight: 300; letter-spacing: -0.04em; margin-bottom: .8rem; }
.principle p { color: var(--muted); max-width: 26rem; margin: 0; }

/* ---------- FAQ / accordion ---------- */
.faq { padding: var(--section) 0; border-top: 1px solid var(--line); }
.faq__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2.5rem, 6vw, 6rem); }
.faq__grid .h2 { margin-bottom: 1.4rem; }
.acc { border-top: 1px solid var(--line); }
.acc__item { border-bottom: 1px solid var(--line); }
.acc__h { font-size: inherit; font-family: var(--font-body); letter-spacing: 0; }
.acc__btn { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.4rem 0; border: 0; background: none; text-align: left; font-size: 1.1rem; font-weight: 500; letter-spacing: -0.01em; }
.acc__icon { flex: none; width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line-2); border-radius: 50%; transition: transform var(--t-med) var(--ease-out), background-color var(--t-fast), color var(--t-fast); }
.acc__icon .icon { width: 16px; height: 16px; }
.acc__btn[aria-expanded="true"] .acc__icon { transform: rotate(45deg); background: var(--accent); color: var(--accent-ink); border-color: transparent; }
.acc__panel { overflow: hidden; }
.acc__body { padding: 0 3rem 1.6rem 0; color: var(--muted); }

/* ---------- Outro ---------- */
.outro { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: flex-end; padding: 0 0 calc(var(--section) * .6); text-align: center; overflow: hidden; }
.outro__inner { padding-top: calc(var(--header-h) + 2rem); display: flex; flex-direction: column; align-items: center; }
.outro__stage { width: 100%; height: clamp(150px, 26vh, 290px); display: grid; place-items: center; margin-bottom: 1.5rem; }
.outro__inner .eyebrow::before { display: none; }
.outro__title { font-size: var(--fs-h1); font-weight: 300; letter-spacing: -0.055em; line-height: .98; margin-bottom: 1.6rem; }
.outro__lead { max-width: 34rem; color: var(--muted); font-size: var(--fs-lg); margin-bottom: 2.2rem; }
.outro__ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: .8rem; margin-bottom: 2rem; }
.outro__note { color: var(--muted); font-size: var(--fs-sm); }
.outro__fallback { width: min(46vw, 230px); }

/* ---------- CTA band (inner pages) ---------- */
.cta-band { position: relative; z-index: 2; padding: clamp(4rem, 8vw, 7rem) 0; background: var(--bg-2); border-top: 1px solid var(--line); }
.cta-band__inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: clamp(1.5rem, 4vw, 3rem); }
.cta-band__mark { width: 72px; }
.cta-band__icon .half-top { fill: var(--text); }
.cta-band__icon .half-bottom { fill: var(--accent); }
.cta-band__title { font-size: clamp(1.7rem, 1.2rem + 1.8vw, 2.6rem); font-weight: 300; letter-spacing: -0.04em; margin-bottom: .5rem; }
.cta-band p { color: var(--muted); }

/* ---------- Footer ---------- */
.site-footer { background: var(--surface); border-top: 1px solid var(--line); padding: clamp(3.5rem, 6vw, 5.5rem) 0 2rem; font-size: var(--fs-sm); transition: background-color var(--t-med) ease; }
.site-footer__top { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(2.5rem, 6vw, 6rem); padding-bottom: 3rem; }
.site-footer__logo { height: 22px; width: auto; color: var(--text); margin-bottom: 1.4rem; }
.site-footer__brand p { color: var(--muted); max-width: 22rem; margin-bottom: 1.4rem; }
.site-footer__cols { display: grid; grid-template-columns: 1.15fr 1.15fr .8fr 1fr; gap: 1.5rem; }
.site-footer__h { font-family: var(--font-mono); font-size: 0.6875rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.1rem; }
.site-footer__cols ul { display: grid; gap: .55rem; }
.site-footer__cols a { text-decoration: none; color: var(--text); opacity: .85; transition: opacity var(--t-fast), color var(--t-fast); overflow-wrap: anywhere; }
.site-footer__cols a:hover { opacity: 1; color: var(--accent); }
.site-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem 2rem; padding-top: 1.8rem; border-top: 1px solid var(--line); color: var(--muted); font-size: var(--fs-xs); }
.site-footer__bottom p { margin: 0; }
.site-footer__bottom a { color: var(--muted); }
.site-footer__bottom a:hover { color: var(--text); }

/* ---------- Inner page hero ---------- */
.page-hero { position: relative; z-index: 2; isolation: isolate; padding: calc(var(--header-h) + clamp(3rem, 7vw, 6rem)) 0 clamp(3rem, 6vw, 5rem); background: var(--bg); overflow: hidden; }
.page-hero--compact { padding-bottom: clamp(2rem, 4vw, 3rem); }
.page-hero__title { font-size: clamp(2.4rem, 1.6rem + 3.6vw, 4.8rem); font-weight: 300; letter-spacing: -0.05em; line-height: 1; margin-bottom: 1.6rem; max-width: 18ch; }
.page-hero__lead { max-width: 40rem; color: var(--muted); font-size: var(--fs-lg); margin-bottom: 2rem; }
.page-hero__row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 3rem; align-items: center; }
.page-hero__badge { width: clamp(140px, 18vw, 240px); aspect-ratio: 1; display: grid; place-items: center; border-radius: 32%; background: radial-gradient(circle at 30% 25%, var(--accent-soft), transparent 70%), var(--surface); border: 1px solid var(--line); color: var(--accent); box-shadow: var(--shadow); }
.page-hero__icon { width: 42%; height: 42%; stroke-width: 1.1; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; font-size: var(--fs-sm); color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-right: .5rem; opacity: .5; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--text); }
.crumbs [aria-current] { color: var(--text); }

/* ---------- Service detail ---------- */
.svc-detail, .svc-process, .svc-fit, .svc-related { padding: clamp(4rem, 8vw, 7rem) 0; border-top: 1px solid var(--line); }
.svc-detail__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.svc-detail__intro { position: sticky; top: calc(var(--header-h) + 2rem); }
.svc-detail__intro .h3 { margin-bottom: 1.2rem; }
.incl-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.incl { display: grid; grid-template-columns: 32px 1fr; gap: .9rem; padding: 1.4rem; border: 1px solid var(--line); border-radius: var(--r-md); background: var(--surface); }
.incl__tick { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: var(--accent-soft); color: var(--accent); }
.incl__tick .icon { width: 16px; height: 16px; }
.incl h3 { font-family: var(--font-body); font-size: 1rem; font-weight: 600; letter-spacing: -0.01em; line-height: 1.35; margin-bottom: .35rem; }
.incl p { color: var(--muted); font-size: .95rem; margin: 0; }
.svc-fit__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2.5rem, 6vw, 6rem); }
.svc-fit__grid .h2 { margin-bottom: 1.2rem; }
.fit-list { border-top: 1px solid var(--line); }
.fit-list li { display: flex; gap: 1rem; align-items: flex-start; padding: 1.25rem 0; border-bottom: 1px solid var(--line); font-size: 1.1rem; }
.fit-list .icon { width: 20px; height: 20px; margin-top: .25rem; color: var(--accent); }
.svc-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: clamp(3rem, 6vw, 5rem); }
.pager__link { display: grid; gap: .4rem; padding: 1.4rem 0; border-top: 1px solid var(--line-2); text-decoration: none; }
.pager__link span { display: inline-flex; align-items: center; gap: .4rem; font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.pager__link .icon { width: 14px; height: 14px; }
.pager__link b { font-family: var(--font-display); font-weight: 400; font-size: 1.15rem; letter-spacing: -0.02em; transition: color var(--t-fast); }
.pager__link:hover b { color: var(--accent); }
.pager__link--next { text-align: right; justify-items: end; }

/* ---------- Forms ---------- */
.form-section { padding: clamp(1rem, 3vw, 2rem) 0 var(--section); }
.form-layout { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }
.form-card { position: relative; padding: clamp(1.4rem, 3.5vw, 2.6rem); border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); box-shadow: var(--shadow-sm); }
.form-aside { display: grid; gap: 1rem; position: sticky; top: calc(var(--header-h) + 1.5rem); }
.aside-card { padding: 1.6rem; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); }
.aside-card .h4 { display: flex; align-items: center; gap: .6rem; margin-bottom: 1rem; }
.aside-card .h4 .icon { width: 22px; height: 22px; color: var(--accent); }
.mini-steps { counter-reset: m; display: grid; gap: 1rem; font-size: .95rem; color: var(--muted); }
.mini-steps li { counter-increment: m; position: relative; padding-left: 2rem; }
.mini-steps li::before { content: "0" counter(m); position: absolute; left: 0; top: .2rem; font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent); }
.mini-steps b { color: var(--text); font-weight: 500; }

.form-progress { height: 3px; border-radius: 3px; background: var(--line); overflow: hidden; margin-bottom: 1.4rem; }
.form-progress__bar { display: block; height: 100%; width: 33.33%; background: var(--accent); transition: width .6s var(--ease-out); }
.form-steps-nav { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; margin-bottom: 2rem; font-size: var(--fs-sm); color: var(--muted); }
.form-steps-nav li { display: inline-flex; align-items: center; gap: .55rem; transition: color var(--t-fast); }
.form-steps-nav span { width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid var(--line-2); border-radius: 50%; font-family: var(--font-mono); font-size: .7rem; transition: background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast); }
.form-steps-nav li.is-active, .form-steps-nav li.is-done { color: var(--text); }
.form-steps-nav li.is-active span { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
.form-steps-nav li.is-done span { border-color: var(--accent); color: var(--accent); }

.form-step { border: 0; margin: 0; padding: 0; min-width: 0; }
.form-step.is-active { animation: step-in .5s var(--ease-out); }
@keyframes step-in { from { opacity: 0; transform: translateX(16px); } }
.form-step__title { padding: 0; font-family: var(--font-display); font-size: var(--fs-h3); font-weight: 400; letter-spacing: -0.03em; margin-bottom: .5rem; }
.form-step__hint { color: var(--muted); margin-bottom: 1.6rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem 1.2rem; margin-top: 1.4rem; }
.field { display: grid; gap: .45rem; min-width: 0; }
.field--full { grid-column: 1 / -1; }
.field label, .field .label { font-size: var(--fs-sm); font-weight: 500; }
.field .opt { color: var(--muted); font-weight: 400; }
.field input[type="text"], .field input[type="email"], .field input[type="tel"], .field input[type="password"], .field input[type="date"], .field select, .field textarea {
  width: 100%; min-height: 50px; padding: .8rem 1rem;
  border: 1px solid var(--line-2); border-radius: var(--r-sm); background: var(--bg); color: var(--text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast), background-color var(--t-med);
  -webkit-appearance: none; appearance: none;
}
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 2.6rem; }
.field textarea { resize: vertical; min-height: 140px; line-height: 1.5; }
.field input::placeholder, .field textarea::placeholder { color: var(--muted); opacity: .75; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.field input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(var(--date-invert, 0)); opacity: .7; }
:root:not([data-theme="light"]) { --date-invert: 1; }
[data-theme="light"] { --date-invert: 0; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--danger); }
.field.has-error .choices .choice__box { border-color: var(--danger); }
.field__error { display: flex; align-items: center; gap: .4rem; font-size: var(--fs-sm); color: var(--danger); }
.field__error::before { content: "!"; width: 16px; height: 16px; flex: none; display: grid; place-items: center; border-radius: 50%; background: var(--danger); color: var(--bg); font-size: .65rem; font-weight: 700; }
.field--hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.choices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.4rem 1.2rem; }
.choice-group { display: grid; gap: .5rem; align-content: start; }
.choice-group__title { margin: 0 0 .2rem; font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.choice { position: relative; display: flex; align-items: center; gap: .8rem; padding: .8rem .95rem; border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--bg); cursor: pointer; transition: border-color var(--t-fast), background-color var(--t-fast); }
.choice:hover { border-color: var(--line-2); }
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice__box, .check__box { width: 20px; height: 20px; flex: none; display: grid; place-items: center; border: 1.5px solid var(--line-2); border-radius: 6px; color: transparent; transition: background-color var(--t-fast), border-color var(--t-fast), color var(--t-fast); }
.choice__box .icon, .check__box .icon { width: 14px; height: 14px; stroke-width: 2.4; }
.choice__text { display: flex; align-items: center; gap: .6rem; font-size: .925rem; font-weight: 500; line-height: 1.3; }
.choice__text .icon { width: 18px; height: 18px; color: var(--muted); }
.choice:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.choice input:checked + .choice__box, .check input:checked + .check__box { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.choice input:focus-visible + .choice__box, .check input:focus-visible + .check__box { outline: 2px solid var(--accent); outline-offset: 2px; }
.check { display: flex; align-items: flex-start; gap: .75rem; font-size: .925rem; font-weight: 400 !important; line-height: 1.5; cursor: pointer; }
.check input { position: absolute; opacity: 0; pointer-events: none; }
.check .check__box { margin-top: .1rem; }
.check--sm { font-size: var(--fs-sm); align-items: center; }
.check--sm .check__box { margin-top: 0; }
.radios { display: flex; flex-wrap: wrap; gap: .6rem; }
.radio { position: relative; display: inline-flex; align-items: center; gap: .6rem; padding: .65rem 1.1rem .65rem .8rem; border: 1px solid var(--line-2); border-radius: var(--r-pill); font-size: .925rem; font-weight: 500 !important; cursor: pointer; transition: border-color var(--t-fast), background-color var(--t-fast); }
.radio input { position: absolute; opacity: 0; pointer-events: none; }
.radio span { width: 18px; height: 18px; border: 1.5px solid var(--line-2); border-radius: 50%; transition: border-color var(--t-fast), box-shadow var(--t-fast); }
.radio:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.radio input:checked + span { border-color: var(--accent); box-shadow: inset 0 0 0 4px var(--bg), inset 0 0 0 10px var(--accent); }
.radio input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.form-actions { display: flex; justify-content: flex-end; gap: .75rem; margin-top: 2rem; padding-top: 1.6rem; border-top: 1px solid var(--line); }
.form-actions [data-prev] { margin-right: auto; }

.form-success { text-align: center; padding: clamp(1rem, 4vw, 3rem) 0; outline: none; }
.form-success h2 { font-size: var(--fs-h3); margin-bottom: 1rem; }
.form-success p { color: var(--muted); max-width: 32rem; margin-inline: auto; }
.tick { width: 76px; height: 76px; margin: 0 auto 1.6rem; }
.tick circle { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 2; stroke-dasharray: 152; stroke-dashoffset: 152; animation: tick-draw .8s var(--ease-out) forwards; }
.tick path { fill: none; stroke: var(--accent); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 40; stroke-dashoffset: 40; animation: tick-draw .5s var(--ease-out) .55s forwards; }
@keyframes tick-draw { to { stroke-dashoffset: 0; } }

.notice { display: flex; gap: .8rem; align-items: flex-start; margin-top: 1.2rem; padding: 1rem 1.1rem; border: 1px solid var(--accent); border-radius: var(--r-md); background: var(--accent-soft); font-size: .925rem; outline: none; animation: step-in .45s var(--ease-out); }
.notice .icon { width: 20px; height: 20px; color: var(--accent); margin-top: .15rem; }
.notice p { margin: 0; }

/* ---------- Client area ---------- */
.client { padding: clamp(1rem, 3vw, 2rem) 0 var(--section); }
.client__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(1.5rem, 5vw, 4rem); align-items: start; }
.login-card .form { display: grid; gap: 1.2rem; }
.login-card__head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.8rem; }
.login-card__head .h4 { margin-bottom: .2rem; }
.login-card__icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; background: var(--accent-soft); color: var(--accent); }
.login-card__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem; font-size: var(--fs-sm); }
.login-card__row a { color: var(--accent); }
.login-card__note { margin-top: 1.4rem; padding-top: 1.2rem; border-top: 1px solid var(--line); }
.client__side { display: grid; gap: 1.2rem; }
.support-card .btn { margin-top: 1rem; }
.bullets { display: grid; gap: .4rem; margin: 0 0 .4rem; color: var(--muted); }
.bullets li { position: relative; padding-left: 1.1rem; }
.bullets li::before { content: ""; position: absolute; left: 0; top: .65em; width: 5px; height: 5px; border-radius: 1px; background: var(--accent); }

/* ---------- Prose ---------- */
.prose { max-width: 46rem; padding-block: clamp(1rem, 3vw, 2rem) var(--section); }
.prose h2 { font-size: var(--fs-h4); font-weight: 500; letter-spacing: -0.02em; margin: 2.6rem 0 .9rem; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--muted); }
.prose b { color: var(--text); font-weight: 600; }
.prose ul { display: grid; gap: .7rem; margin: 0 0 1.2rem; }
.prose ul li { position: relative; padding-left: 1.2rem; }
.prose ul li::before { content: ""; position: absolute; left: 0; top: .7em; width: 6px; height: 1px; background: var(--accent); }

/* ---------- 404 ---------- */
.notfound { position: relative; z-index: 2; isolation: isolate; min-height: 88vh; display: flex; align-items: center; padding: calc(var(--header-h) + 4rem) 0 5rem; background: var(--bg); overflow: hidden; }
.notfound__mark { width: 120px; margin-bottom: 2.5rem; }
.notfound__icon .half-top { fill: var(--text); animation: nf-top 3.2s var(--ease-in-out) infinite; }
.notfound__icon .half-bottom { fill: var(--accent); animation: nf-bottom 3.2s var(--ease-in-out) infinite; }
@keyframes nf-top { 50% { transform: translate(-14px, -18px) rotate(-4deg); } }
@keyframes nf-bottom { 50% { transform: translate(14px, 18px) rotate(4deg); } }
.notfound__icon path { transform-box: fill-box; transform-origin: center; }

/* ---------- Reveal motion ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease-out), transform 1s var(--ease-out); transition-delay: var(--d, 0ms); }
.js [data-reveal="clip"] { opacity: 1; transform: none; clip-path: inset(0 0 calc(100% - 1px) 0 round var(--r-lg)); transition: clip-path 1.3s var(--ease-in-out); }
.js [data-reveal="zoom"] { transform: scale(.88); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js [data-reveal="clip"].is-in { clip-path: inset(0 0 0 0 round var(--r-lg)); }
.js [data-reveal="clip"] img { transform: scale(1.12); transition: transform 1.6s var(--ease-out); }
.js [data-reveal="clip"].is-in img { transform: scale(1); }
.js [data-lines] .line { display: block; overflow: hidden; padding-bottom: .1em; margin-bottom: -.1em; }
.js [data-lines] .line__inner { display: inline-block; transform: translateY(108%); transition: transform 1.1s var(--ease-out); }
.js [data-lines].is-in .line__inner { transform: none; }
.js [data-lines] .line:nth-child(2) .line__inner { transition-delay: .09s; }
.js [data-lines] .line:nth-child(3) .line__inner { transition-delay: .18s; }

[data-magnetic] { transition: transform .5s var(--ease-out), background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast), box-shadow var(--t-med) var(--ease-out); }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__cols div:nth-child(2) .site-footer__h { display: none; }
  .nav ul { gap: 1.1rem; }
  .header-link span { display: none; }
}

@media (max-width: 1020px) {
  .nav, .header-link { display: none; }
  .burger { display: block; }
  .site-header__inner { gap: 1rem; }
  .header-actions { margin-left: auto; }
  .approach__grid, .industries__grid, .faq__grid, .svc-detail__grid, .svc-fit__grid, .form-layout, .client__grid, .site-footer__top { grid-template-columns: 1fr; }
  .industries__head, .svc-detail__intro, .form-aside { position: static; }
  .approach__media { max-width: 560px; }
  .steps--row, .svc-grid--3 { grid-template-columns: 1fr; }
  .story__rail { display: none; }
  .counters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .counters li:nth-child(3) { padding-left: 0; border-left: 0; }
  .counters li:nth-child(n+3) { border-top: 1px solid var(--line); margin-top: 2rem; }
  .cta-band__inner { grid-template-columns: 1fr; }
  .cta-band__mark { width: 56px; }
  .chapter { align-items: flex-end; padding: 46vh 0 8vh; min-height: 115vh; }
  .chapter__card { max-width: 36rem; padding: 1.6rem; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--glass); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); }
  .chapter__fallback { top: 8vh; transform: none; right: auto; left: 50%; translate: -50% 0; width: min(60vw, 280px); }
  .hero { justify-content: flex-end; padding-top: calc(var(--header-h) + 34vh); }
  .hero__fallback { top: calc(var(--header-h) + 4vh); transform: translateX(50%); right: 50%; width: min(56vw, 300px); }
}

@media (max-width: 720px) {
  :root { --header-h: 64px; }
  .brand__logo { height: 17px; }
  .header-cta { display: none; }
  .svc-grid, .incl-list, .choices, .form-grid, .principles__list { grid-template-columns: 1fr; }
  .principle:nth-child(even) { padding-left: 0; border-left: 0; }
  .principle { padding-right: 0; }
  .site-footer__cols { grid-template-columns: 1fr 1fr; }
  .site-footer__cols div:nth-child(2) { display: none; }
  .hero__foot { flex-direction: column; align-items: flex-start; }
  .scroll-cue { display: none; }
  .hero__title { font-size: clamp(2.5rem, 11.5vw, 3.6rem); }
  .outro__title { font-size: clamp(2.4rem, 11vw, 3.4rem); }
  .page-hero__row { grid-template-columns: 1fr; }
  .page-hero__badge { display: none; }
  .form-actions { flex-wrap: wrap; }
  .form-actions .btn { flex: 1 1 auto; }
  .acc__body { padding-right: 0; }
  .approach__img--small { right: 0; }
  .pager { grid-template-columns: 1fr; }
  .pager__link--next { text-align: left; justify-items: start; }
  .tabs { display: flex; }
  .counters b { font-size: 2.6rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0ms !important; }
  .js [data-reveal], .js [data-lines] .line__inner, .js [data-reveal="clip"] img { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .statement__text .w { opacity: 1; }
  .marquee__track { animation: none; }
  .js .preloader { display: none; }
  .scroll-cue__line::after { display: none; }
  .notfound__icon path { animation: none; }
}