/* ==========================================================================
   Контур Главное — основа: сброс, типографика, общие компоненты
   Статичная раскладка работает без JS и при prefers-reduced-motion.
   Класс .motion на <html> включает «кинематографичный» режим.
   ========================================================================== */

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

html {
  background: var(--black);
  color: var(--white);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: clip;
  scrollbar-color: #3a3b3f #000;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--ff-text);
  font-size: clamp(15px, 0.32vw + 13.6px, 18px);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

@supports not (overflow: clip) {
  body {
    overflow-x: hidden;
  }
}

html.is-locked,
html.is-locked body {
  overflow: hidden;
}

h1,
h2,
h3,
p,
ol,
ul,
figure,
fieldset {
  margin: 0;
  padding: 0;
}

ol,
ul {
  list-style: none;
}

fieldset {
  border: 0;
  min-width: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

svg {
  display: block;
}

::selection {
  background: var(--white);
  color: var(--black);
}

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

[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip {
  position: fixed;
  left: var(--pad);
  top: calc(12px + var(--safe-t));
  z-index: 200;
  padding: 12px 18px;
  background: var(--white);
  color: var(--black);
  font: 500 0.8rem/1 var(--ff-display);
  transform: translateY(-300%);
}
.skip:focus {
  transform: none;
}

/* --------------------------------------------------------------------------
   Подписи разделов — «тихий» голос бренда: светлое начертание, разрядка,
   как подпись «ГЛАВНОЕ» в логотипе
   -------------------------------------------------------------------------- */

.label {
  display: flex;
  align-items: baseline;
  gap: 1.4em;
  font: 500 clamp(0.64rem, 0.2vw + 0.58rem, 0.76rem) / 1.2 var(--ff-display);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--silver);
}
.label__n {
  font-feature-settings: 'tnum';
  letter-spacing: 0.12em;
  color: var(--fg);
}

/* --------------------------------------------------------------------------
   Кнопка — параллелограмм с наклоном и скруглениями логотипа
   -------------------------------------------------------------------------- */

.btn {
  --btn-h: 56px;
  position: relative;
  z-index: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1em;
  min-height: var(--btn-h);
  margin-inline: calc(var(--btn-h) * 0.33);
  padding: 0 calc(var(--btn-h) * 0.56);
  font: 500 0.76rem/1 var(--ff-display);
  letter-spacing: 0.17em;
  text-transform: uppercase;
  white-space: nowrap;
  color: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.btn::before,
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: calc(var(--btn-h) * 0.26) calc(var(--btn-h) * 0.1) calc(var(--btn-h) * 0.26) calc(var(--btn-h) * 0.1);
  transform: skewX(var(--skew));
}
.btn::before {
  border: 1.5px solid currentColor;
}
.btn::after {
  background: currentColor;
  transform: skewX(var(--skew)) scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.55s var(--ease-out);
}
.btn__label {
  position: relative;
  transition: color 0.3s;
}
.btn--sm {
  --btn-h: 44px;
  font-size: 0.68rem;
}
.btn--solid::after,
.btn--xl::after {
  transform: skewX(var(--skew)) scaleX(1);
  transform-origin: 100% 50%;
}
.btn--solid .btn__label,
.btn--xl .btn__label,
.btn--solid .btn__arrow,
.btn--xl .btn__arrow {
  color: var(--inv, #000);
}
.btn--xl {
  --btn-h: clamp(68px, 8vw, 112px);
  font-size: clamp(0.82rem, 1.05vw, 1.12rem);
  letter-spacing: 0.15em;
}
.btn__arrow {
  position: relative;
  width: 0.95em;
  height: 0.95em;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  transition: transform 0.5s var(--ease-out), color 0.3s;
}
.btn__arrow::after {
  content: '';
  position: absolute;
  right: -1px;
  top: -1px;
  width: 141%;
  height: 1.5px;
  background: currentColor;
  transform-origin: 100% 0;
  transform: rotate(-45deg);
}

@media (hover: hover) and (pointer: fine) {
  .btn:hover::after {
    transform: skewX(var(--skew)) scaleX(1);
  }
  .btn:hover .btn__label {
    color: var(--inv, #000);
  }
  .btn--solid:hover::after,
  .btn--xl:hover::after {
    transform: skewX(var(--skew)) scaleX(0);
  }
  .btn--solid:hover .btn__label,
  .btn--xl:hover .btn__label,
  .btn--xl:hover .btn__arrow {
    color: inherit;
  }
  .btn:hover .btn__arrow {
    transform: translate(0.22em, -0.22em);
  }
}
.btn:active::before {
  transform: skewX(var(--skew)) scale(0.985);
}

/* --------------------------------------------------------------------------
   Разбивка текста на строки и буквы (js/utils.js)
   -------------------------------------------------------------------------- */

.line {
  display: block;
  overflow: hidden;
  padding: 0.16em 0.06em 0.1em;
  margin: -0.16em -0.06em -0.1em;
}
.line__in {
  display: block;
  will-change: transform;
}
.char {
  display: inline-block;
  will-change: transform, opacity;
}
.motion [data-lines]:not(.is-in) .line__in {
  transform: translateY(112%);
}
.motion [data-lines] .line__in {
  transition: transform 1.05s var(--ease-out);
  transition-delay: calc(var(--i, 0) * 85ms);
}
.motion [data-fade] {
  opacity: 0;
  transition: opacity 0.9s var(--ease-soft) 0.15s;
}
.motion [data-fade].is-in {
  opacity: 1;
}

/* --------------------------------------------------------------------------
   Вступление
   -------------------------------------------------------------------------- */

.intro {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  color: var(--white);
}
html:not(.js) .intro {
  display: none;
}
.intro::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--black);
  opacity: var(--veil, 1);
}
.intro.is-done {
  display: none;
}
.intro.is-leaving {
  pointer-events: none;
}
.intro__stage {
  position: relative;
  width: min(74vw, 640px);
  transform-origin: 0 0;
  will-change: transform;
}
.intro__stage .logo {
  width: 100%;
  height: auto;
  overflow: visible;
}
.intro__glint {
  fill: var(--glint);
  filter: drop-shadow(0 0 6px rgba(255, 190, 140, 0.9));
}
.intro__caption,
.intro__skip {
  position: absolute;
  bottom: calc(var(--pad) + var(--safe-b));
  font: 500 0.66rem/1 var(--ff-display);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--silver);
  transition: opacity 0.5s;
}
.intro__caption {
  left: calc(var(--pad) + var(--safe-l));
}
.intro__skip {
  right: calc(var(--pad) + var(--safe-r));
  padding: 14px 0 14px 14px;
  margin: -14px 0;
}
@media (max-width: 599px) {
  .intro__caption {
    display: none;
  }
}
.intro.is-leaving .intro__caption,
.intro.is-leaving .intro__skip {
  opacity: 0;
}
@media (hover: hover) {
  .intro__skip:hover {
    color: var(--white);
  }
}

/* --------------------------------------------------------------------------
   Атмосфера: графитовые плоскости с тёплой кромкой — как на фирменном фоне
   -------------------------------------------------------------------------- */

.atmo {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.atmo__plane {
  position: absolute;
  left: 0;
  top: 0;
  will-change: transform;
}
.atmo__plane svg {
  overflow: visible;
}

.figure {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
html:not(.js) .figure {
  display: none;
}

main,
.footer {
  position: relative;
  z-index: 1;
}

/* --------------------------------------------------------------------------
   Навигация
   -------------------------------------------------------------------------- */

.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 75;
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 48px);
  height: calc(var(--nav-h) + var(--safe-t));
  padding: var(--safe-t) calc(var(--pad) + var(--safe-r)) 0 calc(var(--pad) + var(--safe-l));
  color: var(--white);
  pointer-events: none;
}
.nav > * {
  pointer-events: auto;
}
.nav__logo {
  display: block;
  flex: none;
  width: clamp(128px, 10.5vw, 172px);
  margin-right: auto;
  transition: transform 0.6s var(--ease-out), opacity 0.4s;
}
.nav__logo .logo {
  width: 100%;
  height: auto;
}
.nav__logo-fallback {
  font: 800 1rem/1 var(--ff-display);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.js .nav__logo-fallback {
  position: absolute;
  opacity: 0;
}
.nav.is-intro .nav__logo {
  visibility: hidden;
}
.nav__links {
  position: relative;
  display: none;
  gap: clamp(20px, 2.6vw, 44px);
  transition: transform 0.6s var(--ease-out), opacity 0.4s;
}
.nav__link {
  position: relative;
  padding: 14px 0;
  font: 500 0.68rem/1 var(--ff-display);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.55;
  transition: opacity 0.3s;
}
.nav__link.is-active,
.nav__link:focus-visible {
  opacity: 1;
}
@media (hover: hover) {
  .nav__link:hover {
    opacity: 1;
  }
}
.nav__marker {
  position: absolute;
  left: 0;
  bottom: 6px;
  width: 1px;
  height: 1.5px;
  background: currentColor;
  transform-origin: 0 50%;
  transform: translateX(var(--x, 0px)) scaleX(var(--w, 0));
  transition: transform 0.7s var(--ease-out);
}
.nav__cta {
  display: none;
  transition: transform 0.6s var(--ease-out), opacity 0.4s;
}
.nav.is-hidden .nav__logo,
.nav.is-hidden .nav__links,
.nav.is-hidden .nav__cta {
  transform: translateY(calc(-1 * var(--nav-h) - var(--safe-t) - 20px));
  opacity: 0;
}
.nav.is-menu .nav__logo {
  transform: none;
  opacity: 1;
}

.nav__toggle {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  margin-right: -6px;
  padding: 0 6px;
  font: 500 0.68rem/1 var(--ff-display);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.nav__toggle-icon {
  position: relative;
  width: 30px;
  height: 14px;
}
.nav__toggle-icon i {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  transition: transform 0.55s var(--ease-out), top 0.55s var(--ease-out);
}
.nav__toggle-icon i:first-child {
  top: 2px;
}
.nav__toggle-icon i:last-child {
  top: 11px;
  transform: scaleX(0.6);
  transform-origin: 100% 50%;
}
.nav__toggle[aria-expanded='true'] .nav__toggle-icon i:first-child {
  top: 6px;
  transform: rotate(-33.24deg);
}
.nav__toggle[aria-expanded='true'] .nav__toggle-icon i:last-child {
  top: 6px;
  transform: rotate(33.24deg) scaleX(1);
  transform-origin: 50% 50%;
}

@media (min-width: 760px) {
  .nav__cta {
    display: inline-flex;
  }
}
@media (min-width: 1100px) {
  .nav__links {
    display: flex;
  }
  .nav__toggle {
    display: none;
  }
}

/* Индикатор прокрутки: номер раздела и линия прогресса */
.progress {
  position: fixed;
  right: calc(var(--pad) * 0.42 + var(--safe-r));
  top: 50%;
  z-index: 50;
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  transform: translateY(-50%);
  font: 500 0.64rem/1 var(--ff-display);
  font-feature-settings: 'tnum';
  letter-spacing: 0.12em;
  color: var(--white);
  mix-blend-mode: difference;
  pointer-events: none;
}
.progress__num {
  display: block;
  height: 1em;
  overflow: hidden;
}
.progress__num span {
  display: block;
  transition: transform 0.6s var(--ease-out);
}
.progress__bar {
  position: relative;
  width: 1px;
  height: 84px;
  background: color-mix(in srgb, currentColor 22%, transparent);
}
.progress__bar i {
  position: absolute;
  inset: 0;
  background: currentColor;
  transform-origin: 50% 0;
  transform: scaleY(var(--p, 0));
}
.progress__total {
  opacity: 0.45;
}
.js .progress {
  display: flex;
}
@media (max-width: 899px) {
  .js .progress {
    top: 0;
    right: 0;
    left: 0;
    transform: none;
    display: block;
    height: 2px;
  }
  .progress__num,
  .progress__total {
    display: none;
  }
  .progress__bar {
    display: block;
    width: 100%;
    height: 2px;
    background: transparent;
  }
  .progress__bar i {
    transform-origin: 0 50%;
    transform: scaleX(var(--p, 0));
  }
}

/* --------------------------------------------------------------------------
   Полноэкранное меню
   -------------------------------------------------------------------------- */

.menu {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: calc(var(--nav-h) + var(--safe-t) + 16px) calc(var(--pad) + var(--safe-r)) calc(var(--pad) + var(--safe-b))
    calc(var(--pad) + var(--safe-l));
  color: var(--white);
  overflow: hidden;
  overscroll-behavior: contain;
}
.menu__bg {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -40vh;
  right: -40vh;
  background: linear-gradient(115deg, #17181b 0%, #0b0b0c 46%, #050506 100%);
  border-left: 1px solid rgba(255, 215, 181, 0.4);
  transform: translateX(118%) skewX(var(--skew));
  transition: transform 0.85s var(--ease-io);
  will-change: transform;
}
.menu.is-open .menu__bg {
  transform: translateX(0) skewX(var(--skew));
}
.menu__contour {
  position: absolute;
  right: -18vw;
  top: calc(var(--nav-h) + var(--safe-t) + 2vh);
  width: min(92vw, 560px);
  opacity: 0.5;
  pointer-events: none;
}
.menu__contour path {
  fill: none;
  stroke: var(--white);
  stroke-width: 1.25;
  vector-effect: non-scaling-stroke;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 0.01s linear 0.5s;
}
.menu.is-open .menu__contour path {
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 1.5s var(--ease-io) 0.35s;
}
.menu__nav {
  position: relative;
}
.menu__list li {
  overflow: hidden;
  padding-top: 0.1em;
}
.menu__link {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 28px);
  padding: 0.09em 0;
  font: 800 clamp(2.3rem, min(11.4vw, 8.2vh), 5.6rem) / 1.02 var(--ff-display);
  letter-spacing: -0.04em;
  text-transform: uppercase;
}
.menu__n {
  flex: none;
  width: 2.6em;
  font: 500 0.66rem/1 var(--ff-display);
  font-feature-settings: 'tnum';
  letter-spacing: 0.14em;
  color: var(--silver-dim);
  transform: translateY(-1.6em);
  opacity: 0;
  transition: opacity 0.5s 0.5s;
}
.menu__label {
  display: block;
  transform: translateY(118%);
  transition: transform 0.5s var(--ease-io);
}
.menu.is-open .menu__label {
  transform: none;
  transition: transform 0.9s var(--ease-out) calc(var(--i, 0) * 60ms + 260ms);
}
.menu.is-open .menu__n {
  opacity: 1;
}
.menu__link[aria-current='true'] .menu__label {
  color: transparent;
  -webkit-text-stroke: 1.25px var(--white);
}
.menu__foot {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: clamp(24px, 5vh, 56px);
  padding-top: 20px;
  border-top: 1px solid var(--line);
  opacity: 0;
  transition: opacity 0.4s;
}
.menu.is-open .menu__foot {
  opacity: 1;
  transition: opacity 0.8s 0.7s;
}
.menu__cta {
  margin-left: calc(var(--btn-h) * 0.33);
}
.menu__note {
  font: 500 0.62rem/1.4 var(--ff-display);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver-dim);
}

/* --------------------------------------------------------------------------
   Курсор (только мышь)
   -------------------------------------------------------------------------- */

.cursor {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 110;
  display: none;
  color: var(--white);
  pointer-events: none;
  mix-blend-mode: difference;
}
.has-cursor .cursor {
  display: block;
}
.has-cursor,
.has-cursor a,
.has-cursor button,
.has-cursor .service,
.has-cursor label {
  cursor: none;
}
.cursor__dot,
.cursor__ring {
  position: absolute;
  left: 0;
  top: 0;
  will-change: transform;
}
.cursor__dot {
  width: 6px;
  height: 6px;
  margin: -3px 0 0 -3px;
  border-radius: 50%;
  background: currentColor;
  transition: opacity 0.3s;
}
.cursor__ring {
  display: grid;
  place-items: center;
  width: 44px;
  height: 30px;
  margin: -15px 0 0 -22px;
}
.cursor__ring::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1.25px solid currentColor;
  border-radius: 9px 3px 9px 3px;
  transform: skewX(var(--skew)) scale(var(--s, 1));
  transition: transform 0.45s var(--ease-out), background-color 0.3s, inset 0.45s var(--ease-out);
}
.cursor__label {
  position: relative;
  font: 500 0.6rem/1 var(--ff-display);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--black);
  opacity: 0;
  transition: opacity 0.25s;
}
.cursor.is-link .cursor__ring::before {
  --s: 1.35;
}
.cursor.is-link .cursor__dot {
  opacity: 0;
}
.cursor.is-view .cursor__ring::before {
  inset: -18px -38px;
  background: currentColor;
}
.cursor.is-view .cursor__label {
  opacity: 1;
  transition-delay: 0.12s;
}
.cursor.is-view .cursor__dot,
.cursor.is-hidden .cursor__dot {
  opacity: 0;
}
.cursor.is-hidden .cursor__ring {
  opacity: 0;
}
.cursor.is-down .cursor__ring::before {
  --s: 0.82;
}

/* --------------------------------------------------------------------------
   Заявка
   -------------------------------------------------------------------------- */

.brief {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  justify-content: flex-end;
}
.brief__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.66);
  opacity: 0;
  transition: opacity 0.5s;
}
.brief__panel {
  --inv: #fff;
  position: relative;
  width: min(660px, 100%);
  height: 100%;
  padding: calc(clamp(20px, 3vw, 40px) + var(--safe-t)) calc(clamp(20px, 3.4vw, 56px) + var(--safe-r))
    calc(clamp(28px, 4vw, 56px) + var(--safe-b)) clamp(20px, 3.4vw, 56px);
  background: var(--white);
  color: var(--black);
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  transform: translateX(104%);
  transition: transform 0.75s var(--ease-out);
}
.brief.is-open .brief__backdrop {
  opacity: 1;
}
.brief.is-open .brief__panel {
  transform: none;
}
.brief__close,
.project__close {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  font: 500 0.68rem/1 var(--ff-display);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.brief__close {
  margin-left: auto;
  display: flex;
}
.brief__close i,
.project__close i {
  position: relative;
  width: 26px;
  height: 14px;
}
.brief__close i::before,
.brief__close i::after,
.project__close i::before,
.project__close i::after {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  transform: rotate(-33.24deg);
  transition: transform 0.4s var(--ease-out);
}
.brief__close i::after,
.project__close i::after {
  transform: rotate(33.24deg);
}
@media (hover: hover) {
  .brief__close:hover i::before,
  .project__close:hover i::before {
    transform: rotate(0deg);
  }
  .brief__close:hover i::after,
  .project__close:hover i::after {
    transform: rotate(0deg);
  }
}
.brief__title {
  margin-top: clamp(20px, 5vh, 56px);
  font: 800 clamp(2rem, 4.4vw, 3.5rem) / 0.96 var(--ff-display);
  letter-spacing: -0.035em;
  text-transform: uppercase;
}
.brief__lead {
  margin-top: 1rem;
  max-width: 40ch;
  color: rgba(0, 0, 0, 0.62);
}
.brief__form {
  margin-top: clamp(20px, 4vh, 40px);
}
.brief__chips legend,
.field__label {
  display: block;
  font: 500 0.66rem/1.3 var(--ff-display);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.58);
}
.brief__chips-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 8px;
  margin-top: 14px;
}
.chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  font: 500 0.82rem/1 var(--ff-display);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.chip input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}
.chip span {
  position: relative;
  transition: color 0.25s;
}
.chip::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1.25px solid rgba(0, 0, 0, 0.3);
  border-radius: 10px 4px 10px 4px;
  transform: skewX(-18deg);
  transition: background-color 0.25s, border-color 0.25s;
}
.chip:has(input:checked)::before {
  background: var(--black);
  border-color: var(--black);
}
.chip:has(input:checked) span {
  color: var(--white);
}
.chip:has(input:focus-visible)::before {
  outline: 2px solid var(--black);
  outline-offset: 3px;
}
.field {
  display: block;
  margin-top: clamp(20px, 3.4vh, 32px);
}
.field__input {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 10px 0 12px;
  border: 0;
  border-bottom: 1.5px solid rgba(0, 0, 0, 0.24);
  border-radius: 0;
  background: transparent;
  font: 400 1.125rem/1.4 var(--ff-text);
  color: var(--black);
  outline: none;
  transition: border-color 0.3s;
  -webkit-appearance: none;
  appearance: none;
}
.field__input:focus {
  border-color: var(--black);
}
.field__input--area {
  resize: vertical;
  min-height: 5.2em;
}
.field__input[aria-invalid='true'] {
  border-color: #b3261e;
}
.brief__error {
  margin-top: 14px;
  font-size: 0.9rem;
  color: #b3261e;
}
.brief__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px 24px;
  margin-top: clamp(24px, 4vh, 40px);
}
.brief__status {
  flex: 1 1 200px;
  font-size: 0.92rem;
  color: rgba(0, 0, 0, 0.7);
}
.brief__channels {
  margin-top: clamp(24px, 4vh, 40px);
  padding-top: 20px;
  border-top: 1px solid rgba(0, 0, 0, 0.14);
  font-size: 0.95rem;
  color: rgba(0, 0, 0, 0.7);
}
.brief__channels a {
  color: var(--black);
  border-bottom: 1px solid currentColor;
}
.brief__channels dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 24px;
  margin: 0;
}
.brief__channels dt {
  font: 500 0.66rem/1.9 var(--ff-display);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.5);
}
.brief__channels dd {
  margin: 0;
  user-select: all;
}
.brief__copytext {
  width: 100%;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid rgba(0, 0, 0, 0.2);
  background: #f4f4f4;
  font: 400 0.9rem/1.5 var(--ff-text);
  color: #000;
  resize: vertical;
}

/* --------------------------------------------------------------------------
   Страница проекта
   -------------------------------------------------------------------------- */

.project {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  grid-template-rows: auto 1fr;
  color: var(--white);
}
.project::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: -40vh;
  right: -40vh;
  background: #0a0a0b;
  transform: translateX(-118%) skewX(var(--skew));
  transition: transform 0.8s var(--ease-io);
  will-change: transform;
}
.project.is-open::before {
  transform: translateX(0) skewX(var(--skew));
}
.project__bar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: calc(var(--nav-h) + var(--safe-t));
  padding: var(--safe-t) calc(var(--pad) + var(--safe-r)) 0 calc(var(--pad) + var(--safe-l));
  opacity: 0;
  transition: opacity 0.3s;
}
.project.is-open .project__bar {
  opacity: 1;
  transition: opacity 0.6s 0.45s;
}
.project__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: 500 0.64rem/1.3 var(--ff-display);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver);
}
.project__badge::before {
  content: '';
  width: 18px;
  height: 10px;
  border: 1.25px solid currentColor;
  border-radius: 3px 1px 3px 1px;
  transform: skewX(var(--skew));
}
.project__scroll {
  position: relative;
  z-index: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.3s, transform 0.3s;
}
.project.is-open .project__scroll {
  opacity: 1;
  transform: none;
  transition: opacity 0.8s 0.4s, transform 1s var(--ease-out) 0.4s;
}
.project__inner {
  max-width: 1360px;
  margin: 0 auto;
  padding: clamp(16px, 4vh, 48px) calc(var(--pad) + var(--safe-r)) calc(12vh + var(--safe-b)) calc(var(--pad) + var(--safe-l));
}
.project__cat {
  margin-bottom: clamp(14px, 2.4vh, 28px);
}
.project__title {
  font: 800 clamp(3.6rem, 17vw, 15rem) / 0.84 var(--ff-display);
  letter-spacing: -0.055em;
  text-transform: uppercase;
  margin-left: -0.04em;
}
.project__summary {
  max-width: 30ch;
  margin-top: clamp(18px, 3vh, 36px);
  font: 500 clamp(1.15rem, 2vw, 1.75rem) / 1.25 var(--ff-display);
  letter-spacing: -0.01em;
}
.project__cover {
  margin-top: clamp(28px, 6vh, 72px);
}
.project__cover .art,
.project__frames .art {
  width: 100%;
  height: auto;
}
.project__facts {
  display: grid;
  gap: clamp(24px, 4vw, 64px);
  margin-top: clamp(36px, 8vh, 96px);
}
.project__fact h3 {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font: 500 0.66rem/1 var(--ff-display);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver);
}
.project__fact p {
  margin-top: 16px;
  max-width: 36ch;
  font-size: 1.05rem;
  color: #d9dadc;
}
.project__frames {
  display: grid;
  gap: clamp(12px, 2vw, 28px);
  margin-top: clamp(36px, 8vh, 96px);
}
.project__note {
  margin-top: clamp(28px, 5vh, 56px);
  max-width: 52ch;
  font-size: 0.9rem;
  color: var(--silver-dim);
}
.project__next {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  margin-top: clamp(40px, 9vh, 110px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
  text-align: left;
}
.project__next-label {
  font: 500 0.66rem/1 var(--ff-display);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver);
}
.project__next-title {
  font: 800 clamp(2.4rem, 8vw, 7rem) / 0.9 var(--ff-display);
  letter-spacing: -0.045em;
  text-transform: uppercase;
  transition: transform 0.6s var(--ease-out);
}
@media (hover: hover) {
  .project__next:hover .project__next-title {
    transform: translateX(-0.12em);
  }
}
@media (min-width: 800px) {
  .project__facts {
    grid-template-columns: repeat(3, 1fr);
  }
  .project__frames {
    grid-template-columns: 1.25fr 1fr;
    align-items: start;
  }
}

/* ==========================================================================
   Стекло: полупрозрачные элементы интерфейса с размытием фона,
   бликом по верхней кромке и мягкой тенью. Тёмный тон стекла держит
   белый текст читаемым и на чёрных, и на белых разделах.
   ========================================================================== */

:root {
  --glass-bg: rgba(22, 22, 26, 0.42);
  --glass-line: rgba(255, 255, 255, 0.2);
  --glass-filter: blur(22px) saturate(170%) brightness(1.08);
  --glass-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.38), inset 0 -1px 0 rgba(255, 255, 255, 0.07),
    inset 0 0 18px rgba(255, 255, 255, 0.05), 0 10px 34px rgba(0, 0, 0, 0.32);
}

.nav__logo,
.nav__links,
.nav__toggle,
.works__hud,
.motion .services__ticks,
.project__close,
.project__badge {
  background: var(--glass-bg);
  border: 1px solid var(--glass-line);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  :root {
    --glass-bg: rgba(22, 22, 26, 0.86);
  }
}

/* шапка: три стеклянные капсулы */
.nav__logo {
  box-sizing: content-box;
  padding: 10px 18px 10px 14px;
  border-radius: 999px;
}
.nav__links {
  padding: 0 22px;
  border-radius: 999px;
}
.nav__marker {
  left: 22px;
  bottom: 9px;
}
.nav__toggle {
  margin-right: 0;
  padding: 0 16px 0 18px;
  border-radius: 999px;
}
.nav.is-intro .nav__logo {
  background: none;
  border-color: transparent;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

/* кнопки-параллелограммы: стеклянная заливка с бликом */
.btn:not(.btn--solid):not(.btn--xl)::before {
  background: var(--glass-bg);
  border: 1px solid var(--glass-line);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
}

/* меню: матовое стекло поверх страницы */
.menu__bg {
  background: linear-gradient(115deg, rgba(40, 41, 46, 0.5) 0%, rgba(12, 12, 14, 0.62) 50%, rgba(4, 4, 5, 0.72) 100%);
  border-left: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: inset 1px 0 0 rgba(255, 215, 181, 0.25);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  backdrop-filter: blur(30px) saturate(160%);
}

/* страница проекта: стеклянные плашки в шапке */
.project__close {
  padding: 0 16px 0 18px;
  border-radius: 999px;
}
.project__badge {
  padding: 10px 16px;
  border-radius: 999px;
}

/* заявка: стекло вместо затемнения */
.brief__backdrop {
  background: rgba(6, 6, 8, 0.45);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
}

/* курсор «Смотреть» */
.cursor.is-view .cursor__ring::before {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6), 0 8px 24px rgba(0, 0, 0, 0.3);
}