/* Base reset, shared by every page */
:root { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
body { margin: 0; }
img { max-width: 100%; }
[hidden] { display: none !important; }

/* Layout: alternating night and paper bands, as in the brand's Instagram grid; mono sheet labels; the footer is drawn as a drawing title block (щамп). */
:root {
  --paper: #E9E7E2;
  --paper-sunk: #DCDAD4;
  --paper-fg: #17191C;
  --paper-muted: #55585C;
  --paper-line: rgba(23, 25, 28, 0.16);
  --paper-link: #A93A0C;
  --night: #17191C;
  --night-sunk: #212429;
  --night-fg: #F4F3EF;
  --night-muted: #A9ACB0;
  --night-line: rgba(244, 243, 239, 0.16);
  --accent: #E8571E;
  --on-accent: #17191C;
  --focus: #2F6FDB;
  --scrim: rgba(10, 11, 12, 0.86);

  --f-display: "Unbounded", "Arial Black", system-ui, sans-serif;
  --f-body: "Onest", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --f-verse: "Lora", Georgia, "Times New Roman", serif;

  --wrap: 1240px;
  --band-pad: clamp(64px, 9vw, 120px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1E2024;
    --paper-sunk: #272A2F;
    --paper-fg: #ECEBE7;
    --paper-muted: #A9ACB0;
    --paper-line: rgba(236, 235, 231, 0.14);
    --paper-link: #F08A5D;
    --night: #111214;
    --night-sunk: #1A1C1F;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #1E2024;
  --paper-sunk: #272A2F;
  --paper-fg: #ECEBE7;
  --paper-muted: #A9ACB0;
  --paper-line: rgba(236, 235, 231, 0.14);
  --paper-link: #F08A5D;
  --night: #111214;
  --night-sunk: #1A1C1F;
  color-scheme: dark;
}

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
body {
  background: var(--paper);
  color: var(--paper-fg);
  font-family: var(--f-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0 0 auto;
  height: env(safe-area-inset-top, 0px);
  z-index: 30;
  background: var(--night);
}

/* Bands carry their own local colors so components read from one set. */
.band-night {
  background: var(--night);
  color: var(--night-fg);
  --fg: var(--night-fg);
  --muted: var(--night-muted);
  --line: var(--night-line);
  --sunk: var(--night-sunk);
  --link: var(--accent);
}
.band-paper {
  background: var(--paper);
  color: var(--paper-fg);
  --fg: var(--paper-fg);
  --muted: var(--paper-muted);
  --line: var(--paper-line);
  --sunk: var(--paper-sunk);
  --link: var(--paper-link);
}
section.band-night, section.band-paper { padding-block: var(--band-pad); scroll-margin-top: 64px; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) {
  .wrap {
    padding-left: max(40px, env(safe-area-inset-left, 0px));
    padding-right: max(40px, env(safe-area-inset-right, 0px));
  }
}

h1, h2, h3 { font-family: var(--f-display); margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
h1 { font-size: clamp(30px, 4.4vw, 56px); line-height: 1.08; font-weight: 700; }
h2 { font-size: clamp(26px, 3.4vw, 42px); line-height: 1.12; font-weight: 600; }
h3 { font-size: clamp(19px, 1.6vw, 22px); line-height: 1.25; font-weight: 500; }
p { margin: 0; }
a { color: var(--link); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 7px;
  background: var(--accent);
  flex-shrink: 0;
}
.sec-head { display: flex; flex-direction: column; gap: 18px; max-width: 760px; }
.sec-head .intro { color: var(--muted); font-size: 18px; max-width: 62ch; }

.mono { display: block; color: inherit; }

/* Header */
.site-head {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 20;
  border-bottom: 1px solid var(--line);
}
.site-head .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
}
.brand { display: flex; align-items: center; gap: 14px; color: var(--fg); text-decoration: none; }
.brand .mono { width: 72px; height: 27px; }
.brand-line {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding-left: 14px;
  border-left: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 28px; }
.nav ul { display: flex; gap: 24px; list-style: none; margin: 0; padding: 0; }
.nav ul a { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav ul a:hover { color: var(--fg); }
@media (max-width: 980px) { .nav ul { display: none; } }
@media (max-width: 520px) { .brand-line { display: none; } }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  font-family: var(--f-body);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-accent { background: var(--accent); color: var(--on-accent); }
.btn-accent:hover { background: var(--fg); color: var(--night); }
.band-paper .btn-accent:hover { color: var(--paper); }
.btn-line { border-color: var(--line); color: var(--fg); background: transparent; }
.btn-line:hover { border-color: var(--fg); }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: 15px; }

/* Hero */
.hero { padding-block: clamp(48px, 7vw, 96px) var(--band-pad); }
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero-copy { display: flex; flex-direction: column; gap: 26px; min-width: 0; }
.hero-copy .lead { font-size: clamp(18px, 1.5vw, 20px); color: var(--muted); max-width: 54ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 6px; }
.disciplines {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr); }
}

/* Figures and zoom */
figure { margin: 0; }
.zoom {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: var(--sunk);
  cursor: zoom-in;
  overflow: hidden;
}
.zoom img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.zoom:hover img { transform: scale(1.025); }
figcaption { display: flex; flex-direction: column; gap: 6px; padding-top: 14px; min-width: 0; }
.cap-label {
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.cap-title { font-family: var(--f-display); font-weight: 500; font-size: 18px; line-height: 1.3; color: var(--fg); }
.verse {
  font-family: var(--f-verse);
  font-style: italic;
  font-size: 16.5px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 60ch;
}
.card .verse { margin-top: -2px; }
.hero-fig .zoom { aspect-ratio: 1 / 1; max-width: 100%; }
.hero-fig img { object-position: 60% center; }
.zoom img.pos-top { object-position: center 22%; }

/* Services */
.services {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px clamp(32px, 5vw, 72px);
  margin-top: clamp(40px, 5vw, 64px);
}
.service { display: flex; flex-direction: column; gap: 14px; padding-top: 24px; border-top: 2px solid var(--fg); min-width: 0; }
.service p { color: var(--muted); max-width: 52ch; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 4px 0 0; padding: 0; }
.tags li {
  font-family: var(--f-mono);
  font-size: 13px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  color: var(--fg);
}
@media (max-width: 760px) { .services { grid-template-columns: minmax(0, 1fr); } }

/* Projects */
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px 28px;
  margin-top: clamp(40px, 5vw, 64px);
}
.card { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.card .zoom { aspect-ratio: 4 / 3; max-width: 100%; }
.card p { color: var(--muted); font-size: 16px; }
@media (max-width: 980px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .cards { grid-template-columns: minmax(0, 1fr); } }

.more { margin-top: clamp(64px, 8vw, 104px); display: flex; flex-direction: column; gap: 28px; }
.more-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.more-head p { color: var(--muted); font-size: 16px; }
.gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px 28px;
}
.gallery .zoom { aspect-ratio: 16 / 10; max-width: 100%; }
@media (max-width: 600px) { .gallery { grid-template-columns: minmax(0, 1fr); } }

/* Passive */
.passive {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}
.passive-copy { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.passive-copy .lead { color: var(--muted); font-size: 18px; max-width: 58ch; }
.principles { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; }
.principles li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.principles li:last-child { border-bottom: 1px solid var(--line); }
.principles li::before { content: ""; width: 12px; height: 12px; margin-top: 7px; background: var(--accent); }
.principles strong { display: block; font-weight: 600; font-size: 17px; }
.principles span { color: var(--muted); font-size: 16px; }
.passive-side { display: flex; flex-direction: column; gap: 28px; min-width: 0; }
.passive-side .zoom { aspect-ratio: 16 / 10; max-width: 100%; }
.criteria { border: 2px solid var(--fg); }
.criteria h3 {
  font-family: var(--f-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 18px;
  border-bottom: 2px solid var(--fg);
}
.criteria dl { margin: 0; }
.criteria div {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 4px 16px;
  padding: 14px 18px;
  border-top: 1px solid var(--line);
}
.criteria div:first-child { border-top: 0; }
.criteria dt { color: var(--muted); font-size: 15.5px; }
.criteria dd {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 17px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.note { font-size: 14px; color: var(--muted); }
@media (max-width: 900px) { .passive { grid-template-columns: minmax(0, 1fr); } }

/* Process */
.steps {
  list-style: none;
  margin: clamp(40px, 5vw, 64px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 40px 24px;
}
.step { display: flex; flex-direction: column; gap: 12px; padding-top: 22px; border-top: 2px solid var(--line); position: relative; min-width: 0; }
.step::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--accent);
}
.step-no { font-family: var(--f-mono); font-size: 14px; font-weight: 500; letter-spacing: 0.1em; color: var(--accent); }
.step p { color: var(--muted); font-size: 15.5px; }
@media (max-width: 1080px) { .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 680px) { .steps { grid-template-columns: minmax(0, 1fr); } }

/* Clients */
.clients {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px clamp(28px, 4vw, 56px);
  margin-top: clamp(40px, 5vw, 64px);
}
.client { display: flex; flex-direction: column; gap: 12px; padding-top: 24px; border-top: 2px solid var(--fg); min-width: 0; }
.client p { color: var(--muted); font-size: 16px; }
.region {
  margin-top: clamp(40px, 5vw, 56px);
  padding: 18px 22px;
  background: var(--sunk);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 28px;
  font-family: var(--f-mono);
  font-size: 13.5px;
  letter-spacing: 0.04em;
}
.region b { font-weight: 500; }
@media (max-width: 760px) { .clients { grid-template-columns: minmax(0, 1fr); } }

/* Contacts */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}
.contact-main { display: flex; flex-direction: column; gap: 24px; min-width: 0; }
.contact-main .lead { color: var(--muted); font-size: 18px; max-width: 50ch; }
.contact-list { margin: 12px 0 0; display: flex; flex-direction: column; }
.contact-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px 20px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.contact-row:last-child { border-bottom: 1px solid var(--line); }
.contact-row dt {
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-row dd { margin: 0; font-size: clamp(18px, 1.8vw, 22px); font-weight: 500; overflow-wrap: anywhere; min-width: 0; }
.contact-row dd a { color: var(--fg); text-decoration: none; }
.contact-row dd a:hover { text-decoration: underline; }
.copy {
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  min-height: 40px;
  padding: 0 14px;
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--line);
  cursor: pointer;
}
.copy:hover { border-color: var(--fg); }
.contact-row .spacer { width: 1px; }
@media (max-width: 560px) {
  .contact-row { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .contact-row dd { font-size: 19px; }
  .contact-row .copy { justify-self: start; }
  .contact-row .spacer { display: none; }
}
.brief { background: var(--sunk); padding: clamp(24px, 3vw, 36px); display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.brief ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.brief li { display: grid; grid-template-columns: 18px minmax(0, 1fr); gap: 14px; padding: 12px 0; border-top: 1px solid var(--line); color: var(--fg); font-size: 16px; }
.brief li::before { content: ""; width: 14px; height: 14px; margin-top: 5px; border: 2px solid var(--accent); box-sizing: border-box; }
.brief .note { padding-top: 4px; }
@media (max-width: 900px) { .contact { grid-template-columns: minmax(0, 1fr); } }

/* Footer as a title block */
.site-foot { padding-block: 48px 56px; }
.titleblock {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr));
  border: 2px solid var(--fg);
}
.tb-cell {
  padding: 12px 16px 14px;
  border-left: 1px solid var(--fg);
  border-top: 1px solid var(--fg);
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.tb-cell span {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.tb-cell b { font-weight: 500; font-size: 15px; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.tb-logo { grid-row: span 2; border-left: 0; border-top: 0; justify-content: center; gap: 12px; padding: 20px; }
.tb-logo .mono { width: 120px; height: 45px; }
.tb-logo b { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.tb-row1 { border-top: 0; }
@media (max-width: 760px) {
  .titleblock { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tb-logo { grid-row: auto; grid-column: 1 / -1; }
  .tb-cell { border-top: 1px solid var(--fg); }
  .tb-cell:nth-child(2n) { border-left: 0; }
  .tb-wide { grid-column: 1 / -1; border-left: 0 !important; }
}

/* Lightbox */
.lightbox {
  border: 0;
  padding: 0;
  background: var(--night);
  color: var(--night-fg);
  max-width: min(1400px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  width: auto;
}
.lightbox::backdrop { background: var(--scrim); }
.lightbox figure { display: flex; flex-direction: column; }
.lightbox img { display: block; max-width: 100%; max-height: calc(100vh - 170px); object-fit: contain; margin: 0 auto; }
.lightbox figcaption { padding: 14px 64px 16px 18px; }
.lb-close {
  position: absolute;
  right: 8px;
  bottom: 6px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: transparent;
  border: 0;
  color: var(--night-fg);
  cursor: pointer;
}
.lb-close svg { width: 22px; height: 22px; }

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

/* Language switch */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
}
.lang-switch a, .lang-switch span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 40px;
  padding: 0 6px;
  text-decoration: none;
}
.lang-switch a { color: var(--muted); }
.lang-switch a:hover { color: var(--fg); }
.lang-switch [aria-current] { color: var(--fg); box-shadow: inset 0 -2px 0 var(--accent); }
@media (max-width: 380px) { .nav { gap: 12px; } }