/* ==========================================================================
   ÉTAT — дизайн-система
   Чёрно-белая палитра, крупная типографика, длинные плавные кривые.
   ========================================================================== */

:root {
  --black: #000;
  --ink: #0a0a0a;
  --ink-2: #141414;
  --ink-3: #1d1d1f;
  --line-dark: rgba(255, 255, 255, .14);
  --line-light: rgba(0, 0, 0, .12);
  --grey: #86868b;
  --grey-2: #6e6e73;
  --paper: #fff;
  --paper-2: #f5f5f7;
  --paper-3: #ebebed;

  /* Тема секции: переключается классом .theme-dark / .theme-light */
  --bg: var(--black);
  --fg: var(--paper);
  --muted: var(--grey);
  --line: var(--line-dark);
  --card: rgba(255, 255, 255, .045);
  --card-hover: rgba(255, 255, 255, .08);

  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --dur: .8s;

  --shell: min(1320px, 100% - 48px);
  --shell-narrow: min(920px, 100% - 48px);

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter",
          "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "PT Mono", monospace;

  --header-h: 64px;
}

.theme-light {
  --bg: var(--paper);
  --fg: var(--ink);
  --muted: var(--grey-2);
  --line: var(--line-light);
  --card: rgba(0, 0, 0, .035);
  --card-hover: rgba(0, 0, 0, .06);
}

.theme-paper { --bg: var(--paper-2); }

/* --- reset ---------------------------------------------------------------- */

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

/* scroll-behavior: smooth здесь нельзя: ScrollTrigger при пересчёте сам
   прокручивает страницу и с плавной прокруткой замеряет позиции на полпути —
   закреплённые секции съезжают. Плавные якоря делает app.js. */
html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--black);
  color: var(--paper);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.is-locked { overflow: hidden; }

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p, figure { margin: 0; }
::selection { background: var(--paper); color: var(--black); }
.theme-light ::selection { background: var(--black); color: var(--paper); }

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 3px;
  border-radius: 4px;
}

/* --- типографика ---------------------------------------------------------- */

.display {
  font-size: clamp(2.75rem, 9.5vw, 8.5rem);
  line-height: .92;
  letter-spacing: -.045em;
  font-weight: 700;
}

.h1 {
  font-size: clamp(2.2rem, 5.6vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -.035em;
  font-weight: 680;
}

.h2 {
  font-size: clamp(1.75rem, 3.6vw, 3.1rem);
  line-height: 1.06;
  letter-spacing: -.03em;
  font-weight: 660;
}

.h3 {
  font-size: clamp(1.15rem, 1.7vw, 1.6rem);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 620;
}

.lead {
  font-size: clamp(1.05rem, 1.65vw, 1.45rem);
  line-height: 1.45;
  letter-spacing: -.015em;
  color: var(--muted);
}

.body-text { font-size: 1.0625rem; line-height: 1.6; color: var(--muted); }
.body-text p + p { margin-top: 1em; }

.eyebrow {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}

.mono-num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .04em;
}

.wordmark {
  font-weight: 600;
  letter-spacing: .38em;
  text-transform: uppercase;
  font-size: .95rem;
  padding-left: .38em; /* компенсация трекинга справа */
}

/* --- каркас --------------------------------------------------------------- */

.shell { width: var(--shell); margin-inline: auto; }
.shell-narrow { width: var(--shell-narrow); margin-inline: auto; }

.section {
  background: var(--bg);
  color: var(--fg);
  padding: clamp(72px, 11vw, 168px) 0;
  position: relative;
}

.section--tight { padding: clamp(56px, 7vw, 104px) 0; }
.section--flush { padding-top: 0; }

.section-head { max-width: 58ch; }
.section-head .eyebrow { display: block; margin-bottom: 22px; }
.section-head .lead { margin-top: 24px; }

.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

/* --- кнопки --------------------------------------------------------------- */

.btn {
  --btn-bg: var(--fg);
  --btn-fg: var(--bg);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 980px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-size: .95rem;
  font-weight: 560;
  letter-spacing: -.01em;
  transition: transform .5s var(--ease), opacity .3s, background .3s;
  will-change: transform;
}

.btn:hover { opacity: .86; }
.btn:active { transform: scale(.97); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--fg);
  border: 1px solid var(--line);
}

.btn--ghost:hover { background: var(--card-hover); opacity: 1; }
.btn--lg { padding: 17px 34px; font-size: 1.03rem; }
.btn--block { width: 100%; justify-content: center; }

.btn .arr { transition: transform .5s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 550;
  color: var(--fg);
  border-bottom: 1px solid transparent;
  transition: border-color .4s var(--ease), gap .4s var(--ease);
}

.link-arrow:hover { border-color: currentColor; gap: 13px; }

/* --- шапка ---------------------------------------------------------------- */

.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 90;
  height: var(--header-h);
  display: flex;
  align-items: center;
  color: var(--paper);
  transition: color .45s var(--ease), transform .5s var(--ease);
}

.header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .6);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  opacity: 0;
  transition: opacity .45s var(--ease);
  pointer-events: none;
}

.header.is-stuck::before { opacity: 1; }
.header.is-hidden { transform: translateY(-100%); }

/* На светлых секциях шапка становится тёмной. */
.header.on-light { color: var(--ink); }
.header.on-light::before { background: rgba(255, 255, 255, .72); }

.header__inner {
  position: relative;
  width: var(--shell);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav { display: flex; align-items: center; gap: 34px; }

.nav__link {
  font-size: .875rem;
  font-weight: 480;
  opacity: .82;
  transition: opacity .3s;
  position: relative;
  padding: 6px 0;
}

.nav__link:hover, .nav__link.is-active { opacity: 1; }

.nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
}

.header__actions { display: flex; align-items: center; gap: 14px; }

/* currentColor в background берёт цвет самого элемента (уже инвертированный),
   поэтому цвета шапочной кнопки задаём явно. */
.header .btn {
  padding: 9px 20px;
  font-size: .84rem;
  --btn-bg: var(--paper);
  --btn-fg: var(--black);
}

.header.on-light .btn {
  --btn-bg: var(--ink);
  --btn-fg: var(--paper);
}

/* бургер */
.burger {
  display: none;
  width: 44px; height: 44px;
  margin-right: -10px;
  position: relative;
}

.burger i {
  position: absolute;
  left: 12px;
  width: 20px; height: 1.5px;
  background: currentColor;
  transition: transform .5s var(--ease), opacity .3s;
}

.burger i:nth-child(1) { top: 19px; }
.burger i:nth-child(2) { top: 25px; }
.is-menu-open .burger i:nth-child(1) { transform: translateY(3px) rotate(45deg); }
.is-menu-open .burger i:nth-child(2) { transform: translateY(-3px) rotate(-45deg); }

/* --- меню-оверлей --------------------------------------------------------- */

.menu {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: var(--black);
  color: var(--paper);
  padding: calc(var(--header-h) + 28px) 0 40px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity .5s var(--ease), visibility .5s;
}

.is-menu-open .menu { opacity: 1; visibility: visible; }

.menu__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px 32px;
  padding-block: 28px;
}

.menu__cat-title {
  font-size: .78rem;
  font-family: var(--mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--grey);
  margin-bottom: 16px;
  display: block;
}

.menu__list li + li { margin-top: 9px; }

.menu__list a {
  font-size: 1rem;
  letter-spacing: -.015em;
  opacity: .75;
  transition: opacity .3s, transform .5s var(--ease);
  display: inline-block;
}

.menu__list a:hover { opacity: 1; transform: translateX(5px); }

.menu__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 30px;
  padding-top: 28px;
  border-top: 1px solid var(--line-dark);
  color: var(--grey);
  font-size: .9rem;
}

.menu__foot a:hover { color: var(--paper); }

/* --- анимация появления --------------------------------------------------- */

/* Построчная маска для заголовков. */
.reveal-line { display: block; overflow: hidden; }
.reveal-line > span { display: block; will-change: transform; }

.fade-up { will-change: transform, opacity; }

html.no-motion .reveal-line > span,
html.no-motion .fade-up { transform: none !important; opacity: 1 !important; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

/* --- прелоадер ------------------------------------------------------------ */

.preloader {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  color: var(--paper);
  /* Страховка без JS: заставка сама исчезает, даже если скрипты не загрузились. */
  animation: preloader-failsafe 0s linear 5s forwards;
}

@keyframes preloader-failsafe { to { visibility: hidden; } }

/* Две половины шторки: в конце разъезжаются вверх и вниз. */
.preloader__panel {
  position: absolute;
  left: 0; right: 0;
  height: 50.5%;
  background: var(--black);
}
.preloader__panel--top { top: 0; }
.preloader__panel--bottom { bottom: 0; }

.preloader__mark {
  position: relative;
  display: flex;
  column-gap: .14em;
  font-size: clamp(3rem, 12vw, 8.5rem);
  font-weight: 700;
  line-height: 1;
}

.preloader__char {
  display: block;
  overflow: hidden;
  padding-top: .12em; /* место под акцент над É */
}
.preloader__char > span {
  display: block;
  transform: translateY(115%);
  will-change: transform;
}

.preloader__meta {
  position: absolute;
  left: 0; right: 0; bottom: 28px;
  width: var(--shell);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--grey);
}
.preloader__meta .mono-num { font-family: var(--mono); font-size: 1rem; color: var(--paper); letter-spacing: .06em; }

.preloader__bar {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--paper);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

html.loaded .preloader { pointer-events: none; }
html.no-motion .preloader,
html.intro-seen .preloader { display: none; }

/* --- герой ---------------------------------------------------------------- */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: calc(var(--header-h) + 40px) 0 clamp(40px, 6vw, 80px);
  background: var(--black);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}

/* Медленный световой градиент за текстом — вместо плоского чёрного. */
.hero__glow {
  position: absolute;
  width: 120vmax; height: 120vmax;
  left: 50%; top: 42%;
  translate: -50% -50%;
  background: radial-gradient(circle, rgba(255,255,255,.11) 0%, rgba(255,255,255,.03) 34%, transparent 62%);
  pointer-events: none;
  animation: drift 22s var(--ease-io) infinite alternate;
}

@keyframes drift {
  from { transform: translate3d(-6%, -4%, 0) scale(1); }
  to   { transform: translate3d(6%, 5%, 0) scale(1.12); }
}

.hero__inner { position: relative; z-index: 1; }

.hero__title { margin-bottom: clamp(24px, 3vw, 40px); }

.hero__title .display { display: block; }
.hero__title .display + .display { margin-top: -.04em; }

.hero__bottom {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 40px;
  align-items: end;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero__scroll {
  position: absolute;
  bottom: 22px; right: 0;
  display: flex; align-items: center; gap: 10px;
  color: var(--grey);
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.hero__scroll i {
  width: 44px; height: 1px;
  background: currentColor;
  transform-origin: 0 50%;
  animation: scrollhint 2.4s var(--ease-io) infinite;
}

@keyframes scrollhint {
  0%, 100% { transform: scaleX(.3); opacity: .4; }
  50% { transform: scaleX(1); opacity: 1; }
}

/* --- бегущая строка ------------------------------------------------------- */

.marquee {
  overflow: hidden;
  border-block: 1px solid var(--line);
  padding: clamp(16px, 2vw, 26px) 0;
  background: var(--bg);
  color: var(--fg);
}

.marquee__track {
  display: flex;
  width: max-content;
  gap: 0;
  will-change: transform;
}

.marquee__item {
  display: flex;
  align-items: center;
  gap: clamp(24px, 3vw, 48px);
  padding-right: clamp(24px, 3vw, 48px);
  font-size: clamp(1.1rem, 2.4vw, 2.1rem);
  font-weight: 600;
  letter-spacing: -.025em;
  white-space: nowrap;
}

.marquee__item::after {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  opacity: .35;
  flex: none;
}

/* --- сетка направлений ---------------------------------------------------- */

.dirs { display: grid; gap: 1px; background: var(--line); border-block: 1px solid var(--line); }

.dir {
  background: var(--bg);
  padding: clamp(26px, 3.4vw, 48px) 0;
  transition: background .6s var(--ease);
  position: relative;
}

.dir:hover { background: var(--card); }

.dir__inner {
  width: var(--shell);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr) minmax(0, 1.15fr) 44px;
  gap: 28px;
  align-items: baseline;
}

.dir__num { color: var(--muted); font-size: .8rem; }

.dir__title {
  font-size: clamp(1.5rem, 3.2vw, 2.6rem);
  font-weight: 640;
  letter-spacing: -.03em;
  line-height: 1.05;
  transition: transform .7s var(--ease);
}

.dir:hover .dir__title { transform: translateX(10px); }

.dir__main { min-width: 0; }
.dir__aside { min-width: 0; }
.dir__desc { display: block; color: var(--muted); font-size: 1rem; line-height: 1.5; }

.dir__tags {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tag {
  font-size: .76rem;
  padding: 5px 11px;
  border-radius: 980px;
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}

.dir__go {
  justify-self: end;
  align-self: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid; place-items: center;
  transition: background .5s var(--ease), color .5s var(--ease), transform .6s var(--ease);
}

.dir:hover .dir__go {
  background: var(--fg);
  color: var(--bg);
  transform: rotate(-45deg);
}

/* --- карточки услуг ------------------------------------------------------- */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 26px 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 220px;
  transition: background .5s var(--ease), transform .6s var(--ease), border-color .5s;
  will-change: transform;
}

.card:hover {
  background: var(--card-hover);
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--fg) 28%, transparent);
}

.card__cat { font-size: .74rem; font-family: var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.card__title { font-size: 1.28rem; font-weight: 600; letter-spacing: -.02em; line-height: 1.15; }
.card__text {
  color: var(--muted);
  font-size: .93rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card__foot { margin-top: auto; padding-top: 12px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card__steps { font-size: .78rem; color: var(--muted); font-family: var(--mono); }

/* --- цифры ---------------------------------------------------------------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
}

.stat { background: var(--bg); padding: 34px 28px; }
.stat__num { font-size: clamp(2.4rem, 5vw, 4.2rem); font-weight: 660; letter-spacing: -.045em; line-height: 1; }
.stat__label { margin-top: 12px; color: var(--muted); font-size: .93rem; line-height: 1.4; }

/* --- подвал --------------------------------------------------------------- */

.footer {
  background: var(--black);
  color: var(--paper);
  padding: clamp(56px, 7vw, 96px) 0 32px;
}

.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
  gap: 40px;
  padding-bottom: 48px;
}

.footer__cta { font-size: clamp(1.8rem, 4.2vw, 3.4rem); font-weight: 660; letter-spacing: -.035em; line-height: 1.05; }
.footer h4 { font-size: .76rem; font-family: var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--grey); margin-bottom: 16px; }
.footer__list li + li { margin-top: 9px; }
.footer__list a, .footer__list span { color: rgba(255, 255, 255, .72); font-size: .95rem; transition: color .3s; }
.footer__list a:hover { color: var(--paper); }

.footer__bottom {
  border-top: 1px solid var(--line-dark);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  color: var(--grey);
  font-size: .82rem;
}

/* --- страница услуги ------------------------------------------------------ */

.svc-hero {
  padding: calc(var(--header-h) + clamp(56px, 9vw, 120px)) 0 clamp(40px, 5vw, 72px);
  background: var(--black);
  color: var(--paper);
}

.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; color: var(--grey); font-size: .82rem; margin-bottom: 30px; }
.crumbs a { transition: color .3s; }
.crumbs a:hover { color: var(--paper); }
.crumbs i { opacity: .45; font-style: normal; }

.svc-hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .78fr); gap: clamp(28px, 4vw, 64px); align-items: end; }
.svc-hero__meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }

.svc-figure {
  margin-top: clamp(36px, 5vw, 64px);
  border-radius: 26px;
  overflow: hidden;
  background: var(--ink-2);
  aspect-ratio: 21 / 9;
  position: relative;
}

.svc-figure img { width: 100%; height: 100%; object-fit: cover; will-change: transform; }

/* --- этапы работ ---------------------------------------------------------- */

.stages { position: relative; display: grid; gap: 0; }

.stage {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: clamp(16px, 3vw, 44px);
  padding: clamp(28px, 3.6vw, 46px) 0;
  border-top: 1px solid var(--line);
  position: relative;
}

.stage:last-child { border-bottom: 1px solid var(--line); }

.stage__num {
  font-family: var(--mono);
  font-size: .82rem;
  color: var(--muted);
  letter-spacing: .06em;
  padding-top: .4em;
}

.stage__title { font-size: clamp(1.25rem, 2.2vw, 1.85rem); font-weight: 620; letter-spacing: -.025em; line-height: 1.15; }
.stage__body { margin-top: 14px; color: var(--muted); font-size: 1.02rem; line-height: 1.6; max-width: 68ch; }

.stage__bullets { margin-top: 16px; display: grid; gap: 10px; max-width: 68ch; }

.stage__bullets li {
  position: relative;
  padding-left: 26px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.stage__bullets li::before {
  content: "";
  position: absolute;
  left: 2px; top: .62em;
  width: 12px; height: 1px;
  background: currentColor;
  opacity: .55;
}

/* Вертикальная линия прогресса вдоль списка этапов. */
.stages__progress {
  position: absolute;
  left: 40px; top: 0; bottom: 0;
  width: 1px;
  background: var(--line);
  overflow: hidden;
}

.stages__progress i {
  position: absolute;
  inset: 0;
  background: var(--fg);
  transform: scaleY(0);
  transform-origin: 50% 0;
}

/* --- галерея примеров ----------------------------------------------------- */

.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }

.gallery figure {
  border-radius: 20px;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  aspect-ratio: 4 / 5;
  position: relative;
}

.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.gallery figure:hover img { transform: scale(1.045); }

.gallery figcaption {
  position: absolute;
  inset: auto 0 0;
  padding: 32px 18px 16px;
  background: linear-gradient(transparent, rgba(0, 0, 0, .78));
  color: #fff;
  font-size: .86rem;
}

/* Заглушка, пока реальное фото не загружено. */
.ph {
  width: 100%; height: 100%;
  display: grid;
  place-items: center;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,.05) 0 2px, transparent 2px 9px),
    linear-gradient(150deg, #1a1a1c, #0a0a0b 60%);
  color: rgba(255, 255, 255, .34);
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  text-align: center;
  padding: 16px;
}

.theme-light .ph {
  background:
    repeating-linear-gradient(135deg, rgba(0,0,0,.045) 0 2px, transparent 2px 9px),
    linear-gradient(150deg, #e9e9ec, #f7f7f9 60%);
  color: rgba(0, 0, 0, .34);
}

/* --- каталог -------------------------------------------------------------- */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 22px 0;
  position: sticky;
  top: var(--header-h);
  z-index: 20;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.chip {
  padding: 9px 17px;
  border-radius: 980px;
  border: 1px solid var(--line);
  font-size: .87rem;
  color: var(--muted);
  transition: background .4s var(--ease), color .4s, border-color .4s;
  white-space: nowrap;
}

.chip:hover { color: var(--fg); border-color: color-mix(in srgb, var(--fg) 35%, transparent); }
.chip.is-active { background: var(--fg); color: var(--bg); border-color: var(--fg); }

.search {
  flex: 1 1 200px;
  min-width: 180px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 17px;
  border-radius: 980px;
  border: 1px solid var(--line);
}

.search input {
  flex: 1;
  border: 0;
  background: none;
  color: var(--fg);
  font-size: .89rem;
  outline: none;
  min-width: 0;
}

.search input::placeholder { color: var(--muted); }

.cat-block { padding-top: clamp(40px, 5vw, 72px); }
.cat-block__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 26px; }
.cat-block[hidden] { display: none; }
.card[hidden] { display: none; }

.empty-state { padding: 60px 0; color: var(--muted); text-align: center; }

/* --- формы ---------------------------------------------------------------- */

.form { display: grid; gap: 16px; }
.form__row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }

.field { display: grid; gap: 8px; }
.field > label { font-size: .82rem; color: var(--muted); letter-spacing: -.005em; }

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 14px 17px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--fg);
  font: inherit;
  font-size: .97rem;
  transition: border-color .35s, background .35s;
  appearance: none;
}

.field textarea { min-height: 128px; resize: vertical; line-height: 1.5; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--fg) 55%, transparent);
  background: var(--card-hover);
}

.field input::placeholder, .field textarea::placeholder { color: color-mix(in srgb, var(--muted) 80%, transparent); }
.field--error input, .field--error textarea { border-color: #ff453a; }
.field__error { font-size: .8rem; color: #ff6961; }

.picker { display: flex; flex-wrap: wrap; gap: 8px; position: relative; }

/* Привязаны к углу списка: иначе скрытые чекбоксы встают у правого края и раздвигают страницу. */
.picker input { position: absolute; left: 0; top: 0; opacity: 0; pointer-events: none; }

.picker label {
  padding: 9px 16px;
  border-radius: 980px;
  border: 1px solid var(--line);
  font-size: .86rem;
  color: var(--muted);
  cursor: pointer;
  transition: background .35s var(--ease), color .35s, border-color .35s;
}

.picker input:checked + label { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.picker input:focus-visible + label { outline: 2px solid currentColor; outline-offset: 2px; }

.form__note { font-size: .8rem; color: var(--muted); line-height: 1.5; }
.form__note a { text-decoration: underline; text-underline-offset: 3px; }

.alert { padding: 14px 18px; border-radius: 14px; border: 1px solid var(--line); font-size: .93rem; }
.alert--ok { border-color: rgba(48, 209, 88, .5); }
.alert--err { border-color: rgba(255, 69, 58, .55); }

/* Ловушка для ботов — скрыта от людей, видна автозаполнению скриптов. */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* --- CTA ------------------------------------------------------------------ */

.cta-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.contact-list { display: grid; gap: 18px; margin-top: 30px; }
.contact-list__item { display: grid; gap: 4px; }
.contact-list__label { font-size: .76rem; font-family: var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.contact-list__value { font-size: 1.2rem; font-weight: 560; letter-spacing: -.02em; }

/* --- адаптив -------------------------------------------------------------- */

@media (max-width: 1024px) {
  .hero__bottom { grid-template-columns: 1fr; align-items: start; }
  .svc-hero__grid { grid-template-columns: 1fr; align-items: start; }
  .cta-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__lead { grid-column: 1 / -1; }
  /* Описание уходит под заголовок, стрелка остаётся в своей колонке. */
  .dir__inner { grid-template-columns: 44px minmax(0, 1fr) 40px; }
  .dir__main { grid-column: 2; }
  .dir__aside { grid-column: 2; grid-row: 2; margin-top: 12px; }
  .dir__go { grid-column: 3; grid-row: 1 / span 2; }
}

@media (max-width: 768px) {
  :root { --shell: min(1320px, 100% - 32px); --shell-narrow: min(920px, 100% - 32px); }
  body { font-size: 16px; }
  .nav { display: none; }
  .burger { display: block; }
  .header__actions .btn { display: none; }
  .stage { grid-template-columns: 1fr; gap: 6px; }
  .stage__num { padding-top: 0; }
  .stages__progress { display: none; }
  .hero__scroll { display: none; }
  .filters { position: static; }
  .stats { border-radius: 20px; }
}

@media (max-width: 520px) {
  .dir__inner { grid-template-columns: 36px minmax(0, 1fr); }
  .dir__main, .dir__aside { grid-column: 2; }
  .dir__go { display: none; }
  .footer__top { grid-template-columns: 1fr; }
}