/* =============================================================
   SHEKSPIR STUDIOS — design system
   Aesthetic: Rick Owens / ERD / Acne — monochrome editorial brutalism
   ============================================================= */

:root {
  --ink: #0a0a0a;
  --ink-2: #121212;
  --bone: #efece4;
  --bone-dim: #b8b4aa;
  --accent: #d8c1a2;
  --line: rgba(239, 236, 228, 0.14);
  --line-strong: rgba(239, 236, 228, 0.3);
  --muted: rgba(239, 236, 228, 0.55);

  --maxw: 1560px;
  --gutter: clamp(20px, 5vw, 72px);

  --f-display: "Archivo", "Arial Narrow", sans-serif;
  --f-body: "Manrope", system-ui, sans-serif;
  --f-serif: "Fraunces", Georgia, serif;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.7, 0, 0.2, 1);
  --dur: 0.8s;

  --z-loader: 9999;
  --z-nav: 1000;
  --z-overlay: 1200;
  --z-cursor: 2000;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: auto; /* Lenis handles smooth scroll */
}

body {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--f-body);
  font-weight: 400;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.no-scroll { overflow: hidden; height: 100vh; }

img, video { display: block; max-width: 100%; }

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

::selection { background: var(--accent); color: var(--ink); }

/* ===== Typography ===== */
.display {
  font-family: var(--f-display);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 0.92;
  letter-spacing: -0.01em;
}

h1, h2, h3 { font-family: var(--f-display); font-weight: 700; letter-spacing: -0.01em; }

.eyebrow {
  font-family: var(--f-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
}

.serif-accent { font-family: var(--f-serif); font-style: italic; font-weight: 400; }

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
}
.section-kicker::before {
  content: "";
  width: 38px;
  height: 1px;
  background: var(--line-strong);
}

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

/* =============================================================
   LOADER (Resn-style)
   ============================================================= */
.loader {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  background: var(--ink);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.loader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  text-align: center;
}
.loader__logo {
  width: clamp(180px, 28vw, 360px);
  opacity: 0;
  transform: translateY(14px);
  animation: loaderLogoIn 0.9s var(--ease) forwards;
}
.loader__logo > img { width: 100%; height: auto; }
.loader__sub {
  font-size: 0.72rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--muted);
  overflow: hidden;
}
.loader__bar {
  width: clamp(160px, 30vw, 320px);
  height: 1px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}
.loader__bar span {
  position: absolute;
  inset: 0;
  transform-origin: left;
  transform: scaleX(0);
  background: var(--accent);
}
.loader__count {
  position: absolute;
  bottom: var(--gutter);
  right: var(--gutter);
  font-family: var(--f-display);
  font-size: clamp(2.4rem, 9vw, 7rem);
  font-weight: 800;
  line-height: 1;
  color: var(--bone);
  mix-blend-mode: difference;
}
/* Curtain reveal panels */
.loader__curtain { position: fixed; inset: 0; z-index: calc(var(--z-loader) - 1); pointer-events: none; display: grid; grid-template-columns: repeat(4, 1fr); }
.loader__curtain i { display: block; background: var(--ink); transform: scaleY(1); transform-origin: top; }
@keyframes loaderLogoIn { to { opacity: 1; transform: none; } }

body.loaded .loader { display: none; }

/* =============================================================
   HEADER / NAV
   ============================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(16px, 2.4vw, 30px) var(--gutter);
  mix-blend-mode: difference;
  color: #fff;
}
.brand { display: flex; align-items: center; gap: 14px; }

/* ===== Conceptual wordmark logo (Шекспир Events) ===== */
.logo { display: inline-flex; align-items: center; gap: 0.55em; color: inherit; line-height: 1; white-space: nowrap; }
.logo__mark { width: 1.45em; height: 1.45em; flex: none; fill: currentColor; }
.logo__wm { display: inline-flex; flex-direction: column; }
.logo__name { font-family: var(--f-display); font-weight: 800; font-size: 1em; letter-spacing: 0.05em; text-transform: uppercase; }
.logo__sub { font-style: normal; font-family: var(--f-body); font-weight: 600; font-size: 0.32em; letter-spacing: 0.46em; text-transform: uppercase; opacity: 0.72; margin-top: 0.5em; padding-left: 0.15em; }

.logo--header { font-size: clamp(17px, 1.5vw, 22px); }
.logo--loader { font-size: clamp(26px, 4.6vw, 46px); color: var(--bone); }
.logo--about  { font-size: clamp(34px, 5.2vw, 72px); }
.logo--footer { font-size: clamp(24px, 2.8vw, 40px); }

/* About heading: align logo neatly under the kicker */
.about .section__head { align-items: flex-end; }
.about .section__title { margin: 0; display: flex; align-items: flex-end; }

/* ===== LIGHT SECTIONS (alternating black/white) =====
   Remap the design tokens locally so all child rules adapt automatically. */
.section--light {
  --bone: #0a0a0a;
  --bone-dim: #2c2c2c;
  --muted: rgba(10, 10, 10, 0.55);
  --line: rgba(10, 10, 10, 0.14);
  --line-strong: rgba(10, 10, 10, 0.28);
  --accent: #8a6f43;
  background: #efece4;
  color: #0a0a0a;
}
/* Logo turns dark (black) on light background */
.section--light .logo-mark { filter: brightness(0); }
/* Services cards: subtle dark tint on hover when on light bg */
.section--light .svc:hover { background: rgba(10, 10, 10, 0.045); }

.header-actions { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 40px); }
.lang-switch { display: inline-flex; align-items: center; gap: 7px; font-size: 0.74rem; letter-spacing: 0.14em; font-weight: 700; }
.lang-btn { background: none; border: 0; color: #fff; cursor: pointer; padding: 2px; opacity: 0.45; transition: opacity 0.3s var(--ease); font: inherit; letter-spacing: inherit; }
.lang-btn.is-active { opacity: 1; }
.lang-btn:hover { opacity: 0.85; }
.lang-sep { opacity: 0.4; }

.nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 40px); }
.nav a {
  position: relative;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 6px 0;
  color: #fff;
  opacity: 0.78;
  transition: opacity 0.4s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--ease);
}
.nav a:hover, .nav a.active { opacity: 1; }
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); transform-origin: left; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 28px; height: 2px; background: #fff; transition: transform 0.4s var(--ease), opacity 0.3s; }
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* =============================================================
   HERO (Stink-style)
   ============================================================= */
.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__media video,
.hero__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: contrast(1.02) brightness(1.02) saturate(1.08);
}
/* Desktop: video · Mobile: photo */
.hero__photo { display: none; }
@media (max-width: 760px) {
  .hero__video { display: none; }
  .hero__photo {
    display: block;
    object-position: center 35%;
  }
  .hero__media::after {
    background: linear-gradient(to bottom, rgba(10,10,10,0.18), rgba(10,10,10,0.06) 40%, rgba(10,10,10,0.82));
  }
}
.hero__media::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(10,10,10,0.12), rgba(10,10,10,0.04) 45%, rgba(10,10,10,0.78));
}
.hero__title-wrap {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 0 var(--gutter) clamp(40px, 8vh, 110px);
}
.hero__title {
  font-family: var(--f-display);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 0.84;
  letter-spacing: -0.015em;
  font-size: clamp(3.2rem, 15.5vw, 17rem);
  color: #fff;
  mix-blend-mode: difference; /* transparent over video */
  margin: 0;
}
.hero__title .line { display: block; overflow: hidden; }
.hero__title .line > span { display: block; transform: translateY(102%); }
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-top: clamp(20px, 3vh, 40px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.hero__tagline { max-width: 40ch; color: var(--bone); font-size: clamp(0.95rem, 1.4vw, 1.15rem); }
.hero__tagline .eyebrow { display: block; margin-bottom: 8px; }
.hero__scroll {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero__scroll .ln { width: 60px; height: 1px; background: var(--line-strong); position: relative; overflow: hidden; }
.hero__scroll .ln::after { content: ""; position: absolute; inset: 0; background: var(--accent); transform: translateX(-100%); animation: scrollLn 2.4s var(--ease-io) infinite; }
@keyframes scrollLn { 0% { transform: translateX(-100%); } 60%,100% { transform: translateX(100%); } }

/* =============================================================
   SECTION SHELL
   ============================================================= */
.section { position: relative; padding: clamp(80px, 14vh, 200px) 0; }
.section__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: clamp(40px, 7vh, 90px); }
.section__title {
  font-size: clamp(2.4rem, 7vw, 6.5rem);
  line-height: 0.94;
  text-transform: uppercase;
  max-width: 18ch;
}
.section__index { font-family: var(--f-body); font-size: 0.78rem; letter-spacing: 0.3em; color: var(--muted); }

/* ===== ABOUT ===== */
.about { border-top: 1px solid var(--line); }
.about__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(30px, 6vw, 100px);
  align-items: center;
}
.about__media { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.about__img {
  aspect-ratio: 3/4;
  background-size: cover;
  background-position: center;
  filter: grayscale(0.35) contrast(1.05);
  transition: filter 0.8s var(--ease), transform 0.8s var(--ease);
}
.about__img:nth-child(2) { margin-top: 40px; }
.about__img:hover { filter: none; }
.about__text p { color: var(--bone-dim); font-size: clamp(1rem, 1.3vw, 1.2rem); line-height: 1.7; margin-bottom: 1.2em; max-width: 52ch; }
.about__text p:first-of-type { color: var(--bone); }
.about__stats { display: flex; gap: clamp(24px, 4vw, 64px); margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--line); }
.about__stat .num { font-family: var(--f-display); font-weight: 800; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; }
.about__stat .lbl { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); margin-top: 8px; }

/* =============================================================
   PORTFOLIO (fullscreen slider, autoscroll)
   ============================================================= */
.portfolio { padding: 0; height: 100svh; position: relative; overflow: hidden; background: var(--ink); }
.pf__loader { position: absolute; inset: 0; display: grid; place-items: center; z-index: 5; transition: opacity 0.5s var(--ease); }
.pf__loader.hidden { opacity: 0; pointer-events: none; }
.pf__spinner { width: 34px; height: 34px; border: 1px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.pf__track { position: absolute; inset: 0; }
.pf__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s var(--ease), visibility 0.9s;
}
.pf__slide.is-active { opacity: 1; visibility: visible; }
.pf__media { position: absolute; inset: 0; overflow: hidden; }
.pf__media img, .pf__media .ph {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.08);
  transition: transform 6.5s var(--ease-io);
  filter: grayscale(0.15) contrast(1.05) brightness(0.78);
}
.pf__media .ph { background-size: cover; background-position: center; }
.pf__slide.is-active .pf__media img,
.pf__slide.is-active .pf__media .ph { transform: scale(1); }
.pf__media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.96) 0%, rgba(10,10,10,0.55) 38%, rgba(10,10,10,0.35) 100%);
}
.pf__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 3;
  padding: 0 var(--gutter) clamp(70px, 12vh, 130px);
}
.pf__index { font-size: 0.74rem; letter-spacing: 0.3em; color: var(--accent); margin-bottom: 18px; }
.pf__title {
  font-family: var(--f-display);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 0.9;
  font-size: clamp(2.2rem, 7vw, 6.4rem);
  max-width: 20ch;
}
.pf__meta {
  margin-top: 16px;
  color: var(--bone);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-shadow: 0 1px 28px rgba(0,0,0,0.9), 0 2px 6px rgba(0,0,0,0.65);
}
.pf__excerpt {
  margin-top: 14px;
  max-width: 56ch;
  color: rgba(239,236,228,0.95);
  font-weight: 600;
  line-height: 1.55;
  text-shadow: 0 1px 24px rgba(0,0,0,0.88), 0 2px 5px rgba(0,0,0,0.6);
}
.pf__tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.pf__tag { font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase; padding: 7px 14px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--bone-dim); }
.pf__more {
  margin-top: 30px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: none;
  border: 0;
  cursor: pointer;
  color: #fff;
  font-family: var(--f-body);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
}
.pf__more .dot { width: 46px; height: 46px; border: 1px solid var(--line-strong); border-radius: 50%; display: grid; place-items: center; transition: background 0.4s var(--ease), color 0.4s var(--ease), transform 0.4s var(--ease); }
.pf__more:hover .dot { background: var(--accent); color: var(--ink); transform: scale(1.06); }

/* progress + controls */
.pf__hud {
  position: absolute;
  z-index: 4;
  left: var(--gutter); right: var(--gutter); top: 0;
  bottom: clamp(28px, 5vh, 48px);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  pointer-events: none;
}
.pf__progress { flex: 1; max-width: 340px; pointer-events: auto; }
.pf__progress-bar { width: 100%; height: 1px; background: var(--line); position: relative; overflow: hidden; }
.pf__progress-bar i { position: absolute; inset: 0; transform-origin: left; transform: scaleX(0); background: var(--accent); }
.pf__counter { font-family: var(--f-display); font-weight: 700; font-size: 0.95rem; letter-spacing: 0.1em; color: var(--bone); margin-bottom: 10px; }
.pf__arrows { display: flex; gap: 12px; pointer-events: auto; }
.pf__arrow {
  width: 56px; height: 56px;
  border: 1px solid var(--line-strong);
  background: rgba(10,10,10,0.3);
  backdrop-filter: blur(6px);
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  line-height: 0;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.4s var(--ease), color 0.4s var(--ease), border-color 0.4s;
}
.pf__arrow svg { width: 20px; height: 20px; display: block; }
.pf__arrow:hover { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.pf__hint { position: absolute; top: clamp(90px, 12vh, 130px); right: var(--gutter); z-index: 4; font-size: 0.66rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted); }

/* =============================================================
   ACHIEVEMENTS (certificates carousel)
   ============================================================= */
.achievements { border-top: 1px solid var(--line); overflow: hidden; }
.achievements[hidden] { display: none !important; }
.ach__wrap { position: relative; padding-bottom: clamp(36px, 5vh, 64px); }
.ach__stage {
  position: relative;
  height: min(72vh, 720px);
  min-height: 400px;
  margin: clamp(8px, 2vh, 24px) 0 clamp(20px, 3vh, 36px);
  overflow: hidden;
  touch-action: pan-y;
}
.ach__slide {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(50vw, 500px);
  height: min(62vh, 620px);
  margin: 0;
  transform: translate(-50%, -50%) scale(0.45);
  opacity: 0;
  filter: blur(14px);
  transition: transform 0.8s var(--ease), opacity 0.8s var(--ease), filter 0.8s var(--ease);
  pointer-events: none;
  z-index: 1;
}
.ach__slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 3px;
  box-shadow: 0 28px 90px rgba(0,0,0,0.2);
  background: #fff;
}
.ach__slide.is-active {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  filter: blur(0);
  z-index: 5;
  pointer-events: auto;
}
.ach__slide.is-prev {
  transform: translate(calc(-50% - 34vw), -50%) scale(0.7);
  opacity: 0.7;
  filter: blur(5px);
  z-index: 3;
}
.ach__slide.is-next {
  transform: translate(calc(-50% + 34vw), -50%) scale(0.7);
  opacity: 0.7;
  filter: blur(5px);
  z-index: 3;
}
.ach__slide.is-far-prev { transform: translate(calc(-50% - 52vw), -50%) scale(0.52); opacity: 0.25; filter: blur(10px); z-index: 2; }
.ach__slide.is-far-next { transform: translate(calc(-50% + 52vw), -50%) scale(0.52); opacity: 0.25; filter: blur(10px); z-index: 2; }
.ach__slide.is-hidden { transform: translate(-50%, -50%) scale(0.4); opacity: 0; filter: blur(16px); z-index: 0; }
.ach__hud {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 4vw, 48px);
}
.ach__arrow {
  width: 52px; height: 52px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--bone);
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  display: grid;
  place-items: center;
  transition: background 0.4s var(--ease), color 0.4s var(--ease), border-color 0.4s;
}
.ach__arrow svg { width: 20px; height: 20px; display: block; }
.ach__arrow:hover { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.ach__counter { font-family: var(--f-display); font-weight: 700; font-size: 0.95rem; letter-spacing: 0.12em; min-width: 5ch; text-align: center; }
.ach__hint { margin-top: 18px; text-align: center; font-size: 0.66rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted); }

/* ===== Portfolio overlay sheet ===== */
.sheet-overlay {
  position: fixed; inset: 0; z-index: var(--z-overlay);
  visibility: hidden;
  pointer-events: none;
}
.sheet-overlay.is-open { visibility: visible; pointer-events: auto; }
.sheet-overlay__backdrop { position: absolute; inset: 0; background: rgba(5,5,5,0.65); backdrop-filter: blur(8px); opacity: 0; transition: opacity 0.6s var(--ease); }
.sheet-overlay.is-open .sheet-overlay__backdrop { opacity: 1; }
.sheet {
  position: absolute;
  top: 0; right: 0;
  height: 100%;
  width: min(720px, 100%);
  background: var(--ink-2);
  border-left: 1px solid var(--line);
  padding: clamp(28px, 5vw, 64px);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.8s var(--ease);
}
.sheet-overlay.is-open .sheet { transform: none; }
.sheet__close {
  position: sticky;
  top: 0;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: none; border: 0; cursor: pointer;
  color: var(--bone);
  font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 600;
}
.sheet__close .x { width: 40px; height: 40px; border: 1px solid var(--line-strong); border-radius: 50%; display: grid; place-items: center; transition: background 0.3s, color 0.3s; }
.sheet__close:hover .x { background: var(--accent); color: var(--ink); }
.sheet__title { font-size: clamp(1.8rem, 4vw, 3rem); text-transform: uppercase; line-height: 0.96; margin-top: 18px; }
.sheet__meta { color: var(--accent); font-size: 0.8rem; letter-spacing: 0.12em; margin-top: 14px; }
.sheet__desc { color: var(--bone-dim); line-height: 1.75; margin-top: 22px; white-space: pre-line; }
.sheet__gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 32px; }
.sheet__gallery-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
  overflow: hidden;
  position: relative;
}
.sheet__gallery-btn::after {
  content: "⊕";
  position: absolute;
  right: 10px;
  bottom: 10px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(10,10,10,0.55);
  color: #fff;
  font-size: 1rem;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  pointer-events: none;
}
.sheet__gallery-btn:hover::after { opacity: 1; }
.sheet__gallery img { width: 100%; aspect-ratio: 4/3; object-fit: cover; filter: grayscale(0.12) contrast(1.03); background: var(--ink); transition: transform 0.5s var(--ease); }
.sheet__gallery-btn:hover img { transform: scale(1.03); }

/* Gallery fullscreen lightbox */
.img-lightbox {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-overlay) + 100);
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.45s var(--ease), visibility 0.45s;
}
.img-lightbox.is-open { visibility: visible; pointer-events: auto; opacity: 1; }
.img-lightbox__backdrop { position: absolute; inset: 0; background: rgba(5,5,5,0.92); backdrop-filter: blur(12px); }
.img-lightbox__frame {
  position: relative;
  z-index: 2;
  margin: 0;
  max-width: min(94vw, 1400px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.img-lightbox__frame img {
  max-width: 100%;
  max-height: calc(90vh - 40px);
  width: auto;
  height: auto;
  object-fit: contain;
  box-shadow: 0 24px 80px rgba(0,0,0,0.45);
  background: #111;
}
.img-lightbox__counter { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(239,236,228,0.65); }
.img-lightbox__close {
  position: absolute;
  top: clamp(16px, 3vh, 28px);
  right: clamp(16px, 3vw, 28px);
  z-index: 3;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%;
  background: rgba(10,10,10,0.45);
  color: #fff;
  cursor: pointer;
  font-size: 1.1rem;
  transition: background 0.35s var(--ease), border-color 0.35s;
}
.img-lightbox__close:hover { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.img-lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50%;
  background: rgba(10,10,10,0.45);
  color: #fff;
  cursor: pointer;
  padding: 0;
  display: grid;
  place-items: center;
  transition: background 0.35s var(--ease), border-color 0.35s;
}
.img-lightbox__nav svg { width: 20px; height: 20px; }
.img-lightbox__nav:hover { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.img-lightbox__nav--prev { left: clamp(12px, 2vw, 24px); }
.img-lightbox__nav--next { right: clamp(12px, 2vw, 24px); }
.img-lightbox__nav.is-hidden { display: none; }

/* =============================================================
   SERVICES
   ============================================================= */
.services { border-top: 1px solid var(--line); }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.svc {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(28px, 3vw, 48px);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  transition: background 0.5s var(--ease);
}
.svc:hover { background: var(--ink-2); }
.svc__num { font-family: var(--f-display); font-weight: 800; font-size: 1rem; color: var(--accent); }
.svc__title { font-size: clamp(1.3rem, 2vw, 1.7rem); text-transform: uppercase; margin: 18px 0 22px; }
.svc__list { list-style: none; margin-top: auto; }
.svc__list li { position: relative; padding-left: 20px; color: var(--bone-dim); font-size: 0.95rem; line-height: 1.5; margin-bottom: 12px; }
.svc__list li::before { content: ""; position: absolute; left: 0; top: 0.65em; width: 7px; height: 1px; background: var(--accent); }

/* =============================================================
   CONTACTS
   ============================================================= */
.contacts { border-top: 1px solid var(--line); }
.contacts__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 90px); }
.contact-block { margin-bottom: 36px; }
.contact-block h3 { font-size: 0.74rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.contact-block p { font-size: clamp(1.1rem, 1.8vw, 1.5rem); font-family: var(--f-display); font-weight: 600; }
.contact-block a:hover { color: var(--accent); }
.metro-info { display: inline-flex; align-items: center; gap: 8px; margin-top: 10px; font-size: 0.85rem; color: var(--bone-dim); font-family: var(--f-body); font-weight: 400; }
.map { margin-top: 16px; }
.yandex-map { width: 100%; height: 320px; border: 1px solid var(--line); filter: grayscale(0.6) contrast(1.05); }

.form-group { margin-bottom: 22px; }
.form-group label { display: block; font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.form-group input,
.form-group textarea {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  padding: 12px 0;
  color: var(--bone);
  font-family: var(--f-body);
  font-size: 1rem;
  transition: border-color 0.4s var(--ease);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(239,236,228,0.3); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 90px; }

.submit-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 10px;
  padding: 18px 40px;
  background: var(--bone);
  color: var(--ink);
  border: 0;
  cursor: pointer;
  font-family: var(--f-body);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}
.submit-btn:hover { background: var(--accent); }
.submit-btn:disabled { opacity: 0.6; cursor: wait; }
.btn-loader { display: none; }
.btn-loader .spinner { width: 16px; height: 16px; border: 2px solid rgba(10,10,10,0.25); border-top-color: var(--ink); border-radius: 50%; animation: spin 0.8s linear infinite; }

.privacy-agreement { margin-top: 22px; }
.checkbox-label { display: flex; align-items: center; gap: 12px; font-size: 0.85rem; color: var(--bone-dim); cursor: pointer; }
.checkbox-label input { width: 16px; height: 16px; accent-color: var(--accent); }
.checkbox-label a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* ===== Footer / copyright ===== */
.site-footer { border-top: 1px solid var(--line); padding: clamp(40px, 6vh, 80px) 0; }
.site-footer__row { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: center; }
.site-footer__brand { line-height: 0.9; }
.copyright { color: var(--muted); font-size: 0.8rem; }
/* Designer/developer credit — small, bottom corner */
.site-footer__credit { margin-top: clamp(28px, 5vh, 56px); display: flex; justify-content: flex-end; }
.site-footer__credit a { display: inline-block; opacity: 0.6; transition: opacity 0.4s var(--ease); }
.site-footer__credit a:hover { opacity: 1; }
.site-footer__credit img { width: clamp(170px, 22vw, 250px); height: auto; display: block; }

/* ===== BRIEF CTA in form ===== */
.brief-cta { margin: 4px 0 24px; }
.brief-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--bone);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.brief-btn:hover { border-color: var(--accent); background: rgba(216,193,162,0.05); }
.brief-btn__label { font-family: var(--f-display); font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; font-size: 1.05rem; }
.brief-btn__hint { color: var(--muted); font-size: 0.82rem; flex: 1; }
.brief-btn__arrow { width: 40px; height: 40px; border: 1px solid var(--line-strong); border-radius: 50%; display: grid; place-items: center; transition: background 0.4s var(--ease), color 0.4s var(--ease), transform 0.4s var(--ease); }
.brief-btn:hover .brief-btn__arrow { background: var(--accent); color: var(--ink); transform: translateX(3px); }
.brief-status { margin-top: 12px; font-size: 0.85rem; color: var(--bone-dim); display: flex; align-items: center; gap: 6px; }
.brief-status__check { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--accent); color: var(--ink); font-size: 0.7rem; font-weight: 700; }
.brief-status__edit { background: none; border: 0; color: var(--accent); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; font-size: 0.85rem; padding: 0; }

/* ===== BRIEF PANEL (fullscreen, slides from right) ===== */
.brief-overlay { position: fixed; inset: 0; z-index: 1300; visibility: hidden; pointer-events: none; }
.brief-overlay.is-open { visibility: visible; pointer-events: auto; }
.brief {
  /* Light theme — readable on white */
  --bone: #16120c;
  --bone-dim: #3a3226;
  --muted: rgba(22,18,12,0.55);
  --line: rgba(22,18,12,0.14);
  --line-strong: rgba(22,18,12,0.32);
  --accent: #8a6f43;
  position: absolute;
  inset: 0;
  background: #f4f0e8;
  color: #16120c;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.7s var(--ease);
}
.brief .form-group input::placeholder,
.brief .form-group textarea::placeholder { color: rgba(22,18,12,0.38); }
.brief select option { background: #f4f0e8; color: #16120c; }
.brief__check:has(input:checked) { border-color: var(--accent); background: rgba(138,111,67,0.08); }
.brief-overlay.is-open .brief { transform: none; }

.brief__bar {
  position: sticky;
  top: 0;
  z-index: 3;
  background: rgba(244,240,232,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brief__bar-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 20px; padding-bottom: 20px; }
.brief__eyebrow { display: block; font-size: 0.66rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.brief__bar-title strong { font-family: var(--f-display); font-weight: 800; text-transform: uppercase; font-size: clamp(1.1rem, 2.2vw, 1.7rem); }
.brief__close { display: inline-flex; align-items: center; gap: 10px; background: none; border: 0; color: var(--bone); cursor: pointer; font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 600; }
.brief__close .x { width: 38px; height: 38px; border: 1px solid var(--line-strong); border-radius: 50%; display: grid; place-items: center; transition: background 0.3s, color 0.3s; }
.brief__close:hover .x { background: var(--accent); color: var(--ink); }

.brief__inner { flex: 1; overflow-y: auto; padding-top: clamp(28px, 4vw, 48px); padding-bottom: clamp(28px, 4vw, 48px); width: 100%; }
.brief__lead { max-width: 62ch; color: var(--bone-dim); margin-bottom: clamp(28px, 4vw, 44px); line-height: 1.7; }
.brief__section { padding: clamp(26px, 3.4vw, 44px) 0; border-top: 1px solid var(--line); }
.brief__section:first-of-type { border-top: 0; padding-top: 0; }
.brief__h { display: flex; align-items: baseline; gap: 14px; font-size: clamp(1.3rem, 2.4vw, 2rem); text-transform: uppercase; margin-bottom: 28px; }
.brief__num { font-family: var(--f-display); font-weight: 800; color: var(--accent); font-size: 0.9rem; }
.brief__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px clamp(24px, 4vw, 56px); }
.brief__col-2 { grid-column: 1 / -1; }
.brief select {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--line-strong);
  padding: 12px 0; color: var(--bone); font-family: var(--f-body); font-size: 1rem; cursor: pointer;
}
.brief select:focus { outline: none; border-color: var(--accent); }
.brief select option { background: var(--ink-2); color: var(--bone); }
.brief__checks { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 24px; }
.brief__check { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border: 1px solid var(--line); cursor: pointer; transition: border-color 0.3s, background 0.3s; color: var(--bone-dim); }
.brief__check:hover { border-color: var(--line-strong); }
.brief__check input { width: 18px; height: 18px; accent-color: var(--accent); flex: none; }
.brief__check input:checked + span { color: var(--bone); }
.brief__check:has(input:checked) { border-color: var(--accent); background: rgba(216,193,162,0.05); }

.brief__footer { position: sticky; bottom: 0; z-index: 3; background: rgba(244,240,232,0.94); backdrop-filter: blur(10px); border-top: 1px solid var(--line); }
.brief__footer-inner { display: flex; align-items: center; justify-content: flex-end; gap: 18px; padding-top: 18px; padding-bottom: 18px; }
.brief__cancel { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 600; }
.brief__cancel:hover { color: var(--bone); }
.brief__save { margin-top: 0; background: #16120c; color: #f4f0e8; }
.brief__save:hover { background: var(--accent); color: #16120c; }

@media (max-width: 760px) {
  .brief__grid, .brief__checks { grid-template-columns: 1fr; }
  .brief-btn { flex-wrap: wrap; }
  .brief-btn__hint { flex-basis: 100%; }
}

/* ===== Privacy modal ===== */
.policy-modal {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(5,5,5,0.8);
  display: none;
  align-items: center; justify-content: center;
  padding: 20px;
}
.policy-modal.is-open { display: flex; }
.policy-modal__content {
  background: var(--ink-2);
  border: 1px solid var(--line);
  max-width: 640px; width: 100%; max-height: 82vh; overflow-y: auto;
  padding: clamp(24px, 4vw, 44px);
}
.policy-modal__content h2 { text-transform: uppercase; margin-bottom: 18px; font-size: 1.6rem; }
.policy-modal__content h3 { color: var(--accent); margin: 22px 0 10px; font-size: 1rem; text-transform: uppercase; letter-spacing: 0.1em; }
.policy-modal__content p { color: var(--bone-dim); font-size: 0.92rem; line-height: 1.6; margin-bottom: 8px; }
.policy-modal__close {
  margin-top: 26px; padding: 12px 26px;
  background: var(--accent); color: var(--ink); border: 0; cursor: pointer;
  font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; font-size: 0.74rem;
}

/* =============================================================
   REVEAL ANIMATIONS
   ============================================================= */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width: 1024px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__media { max-width: 520px; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .contacts__grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 26px;
    background: var(--ink);
    transform: translateY(-100%);
    transition: transform 0.6s var(--ease);
    mix-blend-mode: normal;
  }
  .nav a { font-size: 1.1rem; opacity: 1; }
  .nav-open .nav { transform: none; }
  .nav-toggle { display: flex; z-index: var(--z-nav); }
  .site-header { mix-blend-mode: normal; background: linear-gradient(to bottom, rgba(10,10,10,0.55), transparent); }
  .services__grid { grid-template-columns: 1fr; }
  .about__img:nth-child(2) { margin-top: 0; }
  .hero { align-items: flex-end; }
  .sheet { width: 100%; }
  .sheet__gallery { grid-template-columns: 1fr; }
  .pf__hint { display: none; }
  .ach__slide { width: min(76vw, 340px); height: min(54vh, 480px); }
  .ach__slide.is-prev { transform: translate(calc(-50% - 68vw), -50%) scale(0.58); }
  .ach__slide.is-next { transform: translate(calc(-50% + 68vw), -50%) scale(0.58); }
  .ach__slide.is-far-prev,
  .ach__slide.is-far-next { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero__media video { display: none; }
  .hero__photo { display: block; }
}