/* ============================================================================
   YOUSUPOVA site styles. Токены в css/tokens.css, движок в engine/scrollcraft.css.
   Здесь только разметка страниц. Ни один [data-sc-*] и .sc-stage не переопределяется.
   ========================================================================== */

html { background: var(--y-canvas); color-scheme: light; }
body { color: var(--y-ink); background: var(--y-canvas); font-family: var(--y-font-text); hyphens: auto; -webkit-hyphens: auto; }
h1, h2, h3, h4, .display, .label, .nav, .cta, a { hyphens: manual; -webkit-hyphens: manual; }
main { display: block; }
::selection { background: var(--y-selection-bg); color: var(--y-selection-ink); }
:focus-visible { outline: 2px solid var(--y-ring); outline-offset: 3px; border-radius: var(--y-r-1); }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
.skip { position: fixed; top: var(--y-sp-3); left: var(--y-sp-3); z-index: 200; padding: var(--y-sp-3) var(--y-sp-4); background: var(--y-graphite-900); color: var(--y-paper-50); transform: translateY(-200%); transition: transform var(--y-d-fast) var(--y-ease-out); }
.skip:focus { transform: none; }

/* --- типографика ---------------------------------------------------------- */
.display { font-family: var(--y-font-display); font-weight: 500; line-height: var(--y-lh-none); letter-spacing: var(--y-track-tight); text-wrap: balance; margin: 0; color: var(--y-ink-display); }
.display--xl { font-size: var(--y-fs-4xl); }
.display--lg { font-size: var(--y-fs-3xl); line-height: 0.98; }
.display--md { font-size: var(--y-fs-2xl); line-height: var(--y-lh-tight); letter-spacing: var(--y-track-snug); }
.display--sm { font-size: var(--y-fs-xl); line-height: 1.12; letter-spacing: var(--y-track-snug); }
.lede { font-size: var(--y-fs-lg); line-height: var(--y-lh-lead); letter-spacing: -0.01em; max-width: 46ch; text-wrap: pretty; margin: 0; }
.body { max-width: var(--y-measure); color: var(--y-ink); text-wrap: pretty; margin: 0; }
.body--soft { color: var(--y-ink-soft); }
.label { font-family: var(--y-font-text); font-weight: 500; font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; color: var(--y-ink-soft); display: block; }
.nums { font-variant-numeric: tabular-nums; }
.theme-dark .display, .theme-dark .body { color: var(--y-ink); }
.theme-dark .lede { letter-spacing: 0; line-height: 1.5; }
.theme-dark .body { line-height: 1.68; }

/* --- сетка ---------------------------------------------------------------- */
.wrap { width: 100%; max-width: var(--y-maxw); margin-inline: auto; padding-inline: var(--y-gutter); }
.section { padding-block: var(--y-section); }
.section--compact { padding-block: var(--y-section-compact); }
.section--after-pin { padding-top: var(--y-sp-8); }
.stack > * + * { margin-top: var(--y-sp-4); }
.stack > :is(h1, h2, h3) { margin-top: var(--y-sp-7); }
.stack > :is(h1, h2, h3):first-child { margin-top: 0; }
.rule { height: 1px; border: 0; background: var(--y-hairline); margin: 0; }
.row { display: flex; align-items: baseline; justify-content: space-between; gap: var(--y-sp-5); flex-wrap: wrap; }

/* --- кнопки и ссылки ------------------------------------------------------- */
.cta { display: inline-flex; align-items: center; justify-content: center; white-space: nowrap; min-height: 2.75rem; padding: var(--y-cta-py) var(--y-cta-px); border-radius: var(--y-cta-radius); background: var(--y-cta-bg); color: var(--y-cta-ink); font-family: var(--y-font-text); font-weight: 500; font-size: var(--y-cta-fs); letter-spacing: var(--y-cta-track); text-transform: uppercase; border: 0; cursor: pointer; transition: background-color var(--y-d-fast) var(--y-ease-out), transform var(--y-d-fast) var(--y-ease-out); }
.cta:hover { background: var(--y-cta-bg-hover); }
.cta:active { transform: translateY(1px); }
.cta:disabled { opacity: 0.5; cursor: default; }
.cta--ghost { background: transparent; color: var(--y-ink); box-shadow: inset 0 0 0 1px currentColor; }
.cta--ghost:hover { background: color-mix(in oklab, currentColor 8%, transparent); }
.link { display: inline-block; position: relative; padding-bottom: 0.15em; font-weight: 500; font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; }
.link::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform: scaleX(1); transform-origin: right; transition: transform var(--y-d-base) var(--y-ease-out); }
.link:hover::after { transform: scaleX(0); transform-origin: left; }
.social { display: flex; flex-wrap: wrap; gap: var(--y-sp-2) var(--y-sp-5); }
.social a { font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; font-weight: 500; text-decoration: underline; text-underline-offset: var(--y-link-offset); text-decoration-thickness: 1px; text-decoration-color: color-mix(in oklab, currentColor 40%, transparent); }
.social a:hover { text-decoration-color: currentColor; }

/* Сглаживание покадровых трансформов: рейл, параллакс, скос. Короткий линейный переход
   убирает ступеньки колеса, но не отстаёт от руки. */
@media (prefers-reduced-motion: no-preference) {
  [data-sc-pan], [data-sc-parallax], .tile__media { transition: transform 90ms linear; }
}

/* --- masthead --------------------------------------------------------------- */
.masthead { position: fixed; inset: 0 0 auto 0; z-index: var(--y-z-header); height: var(--y-nav-h); transform: translateY(0); transition: transform var(--y-d-slow) var(--y-ease-out), color var(--y-d-base) var(--y-ease-out); color: var(--y-graphite-800); pointer-events: none; }
.masthead > * { pointer-events: auto; }
.masthead.is-hidden { transform: translateY(-110%); }
.masthead[data-theme="light"] { color: var(--y-paper-50); }
.masthead[data-theme="dark"] { color: var(--y-paper-50); }
/* Логотип всегда белый: над бумагой хедер несёт тёмную полосу, над медиа и тёмным грунтом прозрачен. */
.masthead::before { content: ""; position: absolute; inset: 0; background: var(--y-graphite-900); opacity: 0; transition: opacity var(--y-d-base) var(--y-ease-out); pointer-events: none; }
.masthead[data-theme="dark"]::before, .masthead.is-panel::before { opacity: 1; }
.masthead__row { position: relative; }
.masthead__row { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; height: 100%; padding-inline: var(--y-gutter); gap: var(--y-sp-5); }
.nav { display: flex; align-items: center; gap: var(--y-sp-6); }
.nav--trail { justify-content: flex-end; }
.nav__link { position: relative; display: inline-flex; align-items: center; min-height: 2.75rem; padding: 0; background: none; border: 0; color: inherit; font-family: var(--y-font-text); font-weight: 500; font-size: var(--y-nav-fs); letter-spacing: var(--y-nav-track); text-transform: uppercase; cursor: pointer; }
.nav__link::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0.6rem; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform var(--y-d-base) var(--y-ease-out); }
.nav__link:hover::after, .nav__link.is-current::after, .nav__link[aria-expanded="true"]::after { transform: scaleX(1); transform-origin: left; }
.masthead__logo { display: block; justify-self: center; }
.mark { display: block; fill: currentColor; }
.mark--head { width: clamp(7.5rem, 11.5vw, 12rem); height: auto; }
.masthead .mark--head { fill: var(--y-paper-50); }
.masthead.is-mark-hidden .mark--head { visibility: hidden; }
.masthead.is-panel .mark--head, .masthead.is-menu .mark--head { visibility: visible; }
.cta--nav { min-height: 2.5rem; padding-block: 0.6em; }
.masthead .cta--nav { background: var(--y-paper-50); color: var(--y-graphite-900); }
.masthead .cta--nav:hover { background: var(--y-paper-100); }
.nav__burger { display: none; }
.masthead.is-panel { color: var(--y-paper-50); }

/* панели хедера: clip-path сверху вниз от кромки хедера */
.panel { position: fixed; inset: 0; z-index: var(--y-z-panel); background: var(--y-panel-bg); color: var(--y-panel-ink); clip-path: inset(0 0 100% 0); transition: clip-path var(--y-panel-dur) var(--y-ease-expo), visibility 0s linear var(--y-panel-dur); visibility: hidden; }
.panel[hidden] { display: block; }
.panel.is-open { clip-path: inset(0 0 0 0); visibility: visible; transition-delay: 0s; }
.panel__inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--y-sp-8); height: 100%; padding: calc(var(--y-nav-h) + var(--y-sp-8)) var(--y-gutter) var(--y-sp-8); align-items: center; }
.panel__list { display: flex; flex-direction: column; gap: var(--y-sp-3); }
.panel__item { display: flex; align-items: baseline; gap: var(--y-sp-5); font-family: var(--y-font-display); font-weight: 500; font-size: var(--y-fs-3xl); line-height: 1; letter-spacing: var(--y-track-tight); color: var(--y-panel-ink); transform: translateY(0.3em); opacity: 0; transition: transform var(--y-d-slow) var(--y-ease-out), opacity var(--y-d-slow) var(--y-ease-out), color var(--y-d-fast); transition-delay: calc(var(--i, 0) * 60ms + 240ms); }
.panel.is-open .panel__item { transform: none; opacity: 1; }
.panel__item:hover { color: var(--y-accent); }
.panel__n { font-family: var(--y-font-text); font-weight: 500; font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); color: var(--y-ink-soft); min-width: 2ch; }
.panel__preview { position: relative; margin: 0; aspect-ratio: 4 / 3; overflow: hidden; border-radius: var(--y-r-1); background: var(--y-paper-200); }
.panel__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity var(--y-d-slow) var(--y-ease-out); }
.panel__img.is-on { opacity: 1; }
.panel__all { position: absolute; left: var(--y-gutter); bottom: var(--y-sp-7); font-weight: 500; font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; text-decoration: underline; text-underline-offset: var(--y-link-offset); }

/* мобильное меню */
.menu { position: fixed; inset: 0; z-index: var(--y-z-panel); display: flex; flex-direction: column; justify-content: space-between; padding: calc(var(--y-nav-h) + var(--y-sp-6)) var(--y-gutter) var(--y-sp-7); transform: translateY(-100%); transition: transform var(--y-d-veil) var(--y-ease-expo), visibility 0s linear var(--y-d-veil); visibility: hidden; }
.menu[hidden] { display: flex; }
.menu.is-open { transform: none; visibility: visible; transition-delay: 0s; }
.menu__list { display: flex; flex-direction: column; gap: var(--y-sp-3); }
.menu__link { display: flex; align-items: baseline; gap: var(--y-sp-4); font-family: var(--y-font-display); font-weight: 500; font-size: var(--y-fs-3xl); letter-spacing: var(--y-track-tight); line-height: 1.05; min-height: 2.75rem; }
.menu__n { font-family: var(--y-font-text); font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); color: var(--y-ink-soft); }
.menu__foot { display: flex; flex-direction: column; gap: var(--y-sp-3); align-items: flex-start; }
.menu__foot .cta { margin-bottom: var(--y-sp-4); }
.menu__mail { font-size: var(--y-fs-lg); }

/* штора перехода */
.veil { position: fixed; inset: 0; z-index: var(--y-z-veil); background: var(--y-veil-bg); clip-path: inset(0 0 0 100%); pointer-events: none; }
.veil.is-in { transition: clip-path var(--y-veil-dur) var(--y-ease-expo); clip-path: inset(0 0 0 0); }
.veil.is-out { transition: clip-path var(--y-veil-dur) var(--y-ease-expo); clip-path: inset(0 100% 0 0); }
.veil.is-cover { clip-path: inset(0 0 0 0); }
html.is-veiling { cursor: progress; }
html.is-locked, html.is-locked body { overflow: hidden; }

/* оверлей «Есть проект?»: въезжает справа ≈0.6 s */
.overlay { position: fixed; inset: 0; z-index: var(--y-z-overlay); background: var(--y-paper-50); color: var(--y-graphite-800); transform: translateX(100%); transition: transform var(--y-d-veil) var(--y-ease-expo), visibility 0s linear var(--y-d-veil); visibility: hidden; overflow: auto; }
.overlay[hidden] { display: block; }
.overlay.is-open { transform: none; visibility: visible; transition-delay: 0s; }
.overlay__inner { min-height: 100%; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: var(--y-sp-8); padding: calc(var(--y-nav-h) + var(--y-sp-6)) var(--y-gutter) var(--y-sp-8); align-content: start; }
.overlay__head { grid-column: 1; }
.overlay__head .display { margin-top: var(--y-sp-3); }
.overlay__head .lede { margin-top: var(--y-sp-5); }
.overlay__inner .form { grid-column: 2; grid-row: 1 / span 2; }
.overlay__contacts { grid-column: 1; align-self: end; display: flex; flex-direction: column; gap: var(--y-sp-2); }
.overlay__contacts p a { font-size: var(--y-fs-lg); }
.overlay__close { position: absolute; top: calc(var(--y-nav-h) / 2 - 1.375rem); right: var(--y-gutter); min-height: 2.75rem; background: none; border: 0; color: inherit; font-weight: 500; font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; cursor: pointer; text-decoration: underline; text-underline-offset: var(--y-link-offset); }

/* форма */
.form { display: grid; grid-template-columns: 1fr 1fr; gap: var(--y-sp-5) var(--y-sp-6); align-content: start; }
.field { display: flex; flex-direction: column; gap: var(--y-sp-2); }
.field--wide { grid-column: 1 / -1; }
.field label { font-weight: 500; font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; color: var(--y-ink-soft); }
.field input, .field textarea { width: 100%; background: var(--y-field-bg); border: 0; border-bottom: 1px solid var(--y-field-line); border-radius: 0; padding: var(--y-field-py) 0; color: var(--y-field-ink); font-size: var(--y-fs-base); transition: border-color var(--y-d-fast) var(--y-ease-out); }
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--y-field-line-focus); }
.field input:user-invalid { border-bottom-color: var(--y-accent); }
.field textarea { resize: vertical; min-height: 3.5rem; }
.form__note { grid-column: 1 / -1; font-size: var(--y-fs-sm); color: var(--y-ink-soft); max-width: 52ch; }
.form .cta { grid-column: 1 / -1; justify-self: start; }
.form__status { grid-column: 1 / -1; font-size: var(--y-fs-sm); min-height: 1.5em; }
.form__status.is-ok { color: var(--y-ink); }
.form__status.is-err { color: var(--y-accent); }

/* --- футер ---------------------------------------------------------------- */
.foot { padding: var(--y-section-compact) var(--y-gutter) var(--y-sp-6); }
.foot__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--y-sp-6); }
.foot__col { display: flex; flex-direction: column; gap: var(--y-sp-2); }
.foot__col p a { font-size: var(--y-fs-base); }
.foot__col p a:hover { text-decoration: underline; text-underline-offset: var(--y-link-offset); }
.foot__bar { display: flex; justify-content: space-between; gap: var(--y-sp-5); margin-top: var(--y-sp-8); padding-top: var(--y-sp-4); border-top: 1px solid var(--y-hairline); font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; color: var(--y-ink-soft); }
.foot--stage { padding-top: 0; padding-bottom: max(var(--y-sp-5), env(safe-area-inset-bottom)); }
.foot--stage .foot__bar { margin-top: var(--y-sp-5); }

/* --- стейдж-помощники (свои классы, не движковые) --------------------------- */
.stage-media { position: absolute; inset: 0; }
.stage-media picture, .stage-media img, .stage-media video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.stage-live { opacity: 0; transition: opacity 600ms var(--y-ease-out); }
.stage-live.is-live { opacity: 1; }
.stage-poster { transition: opacity 600ms var(--y-ease-out); }
.is-live .stage-poster { opacity: 0; }
.scrim-top { position: absolute; inset: 0 0 auto 0; height: 26%; pointer-events: none; z-index: 1; background: linear-gradient(to bottom, color-mix(in oklab, var(--y-scrim) 82%, transparent) 0%, color-mix(in oklab, var(--y-scrim) 46%, transparent) 40%, transparent 100%); }
.scrim-lead { position: absolute; inset: 0; pointer-events: none; z-index: 1; background: linear-gradient(to top right, color-mix(in oklab, var(--y-scrim) 94%, transparent) 0%, color-mix(in oklab, var(--y-scrim) 78%, transparent) 30%, color-mix(in oklab, var(--y-scrim) 46%, transparent) 54%, transparent 80%); }
.scrim-trail { position: absolute; inset: 0; pointer-events: none; z-index: 1; background: linear-gradient(to top left, color-mix(in oklab, var(--y-scrim) 94%, transparent) 0%, color-mix(in oklab, var(--y-scrim) 78%, transparent) 30%, color-mix(in oklab, var(--y-scrim) 46%, transparent) 54%, transparent 80%); }
.scrim-band { position: absolute; inset: 0; pointer-events: none; z-index: 1; background: linear-gradient(to top, color-mix(in oklab, var(--y-scrim) 94%, transparent) 0%, color-mix(in oklab, var(--y-scrim) 78%, transparent) 26%, color-mix(in oklab, var(--y-scrim) 40%, transparent) 50%, transparent 68%); }
.on-media { color: var(--y-paper-50); --y-ink: var(--y-paper-50); --y-ink-display: var(--y-paper-50); --y-ink-soft: var(--y-bone-300); }
.on-media .display { color: var(--y-paper-50); }
.on-media .label { color: var(--y-paper-50); }
.on-media .link { color: var(--y-paper-50); }

/* пословное появление по data-sc-in (CSS, без движка) */
.w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: 0.14em; margin-bottom: -0.14em; }
.w__i { display: inline-block; transform: translateY(110%); transition: transform 700ms var(--y-ease-out); transition-delay: calc(var(--i, 0) * 45ms); }
.sc-in .w__i, .sc-in.w .w__i { transform: none; }
@media (prefers-reduced-motion: reduce) { .w__i { transform: none; transition: none; } }

/* --- страница-проект, сетки ----------------------------------------------- */
.tiles { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--y-sp-6) var(--y-sp-5); }
.tile { display: block; --skew: 0; }
.tile__media { position: relative; margin: 0; overflow: hidden; border-radius: var(--y-tile-radius); background: var(--y-paper-200); transform: skewY(calc(var(--skew, 0) * 1deg)); }
.tile__media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: var(--ar, 4 / 3); transition: transform 900ms var(--y-ease-out); }
.tile:hover .tile__media img { transform: scale(1.03); }
.tile__cap { display: flex; justify-content: space-between; gap: var(--y-sp-4); align-items: baseline; margin-top: var(--y-sp-3); }
.tile__title { font-family: var(--y-font-display); font-weight: 500; font-size: var(--y-fs-lg); letter-spacing: var(--y-track-snug); }
.tile__meta { font-size: var(--y-tile-caption-fs); letter-spacing: var(--y-track-wide); text-transform: uppercase; color: var(--y-tile-caption-ink); white-space: nowrap; }
.tile--7 { grid-column: span 7; } .tile--5 { grid-column: span 5; } .tile--4 { grid-column: span 4; } .tile--8 { grid-column: span 8; } .tile--6 { grid-column: span 6; } .tile--12 { grid-column: span 12; }
.tile[hidden] { display: none; }

.filters { display: flex; flex-wrap: wrap; gap: var(--y-sp-2) var(--y-sp-5); }
.filter { background: none; border: 0; padding: 0; min-height: 2.75rem; color: var(--y-ink-soft); font-weight: 500; font-size: var(--y-fs-xs); letter-spacing: var(--y-track-wide); text-transform: uppercase; cursor: pointer; display: inline-flex; gap: 0.5em; align-items: baseline; }
.filter[aria-pressed="true"] { color: var(--y-ink-display); text-decoration: underline; text-underline-offset: var(--y-link-offset); }
.filter__n { font-size: 0.85em; color: var(--y-stone-400); }

/* --- responsive ------------------------------------------------------------- */
@media (max-width: 1024px) {
  .panel__inner { grid-template-columns: 1fr; align-content: start; }
  .panel__preview { display: none; }
  .overlay__inner { grid-template-columns: 1fr; }
  .overlay__inner .form { grid-column: 1; grid-row: auto; }
  .foot__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  /* На телефоне копия занимает всю ширину: угловые скримы становятся нижней полосой. */
  .scrim-lead, .scrim-trail, .scrim-band { background: linear-gradient(to top, color-mix(in oklab, var(--y-scrim) 96%, transparent) 0%, color-mix(in oklab, var(--y-scrim) 84%, transparent) 30%, color-mix(in oklab, var(--y-scrim) 50%, transparent) 56%, transparent 78%); }
  .nav--lead, .nav--trail .nav__panel, .cta--nav { display: none; }
  .nav__burger { display: inline-flex; }
  .masthead__row { grid-template-columns: 1fr auto 1fr; }
  .masthead__logo { grid-column: 2; }
  .nav--trail { grid-column: 3; }
  .form { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: 1fr; gap: var(--y-sp-6); }
  .tile { grid-column: auto !important; }
  .display--xl { font-size: var(--y-fs-2xl); }
  .display--lg { font-size: var(--y-fs-xl); }
}