:root {
  --ink: #222222;
  --ink-soft: #303136;
  --paper: #f6f7fb;
  --white: #ffffff;
  --signal: #4d69be;
  --signal-hover: #687dbd;
  --line: rgba(34, 34, 34, .2);
  --line-dark: rgba(255, 255, 255, .2);
  --max: 1440px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button, input, textarea { font: inherit; }

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-160%);
  padding: 10px 14px;
  color: var(--ink);
  background: var(--white);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  height: 92px;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(185px, auto) auto;
  align-items: center;
  gap: clamp(20px, 3vw, 52px);
  padding: 0 clamp(24px, 4vw, 72px);
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,.24);
}
.brand { display: inline-flex; align-items: center; gap: 13px; width: max-content; }
.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  place-items: center;
  padding: 0 5px;
  color: var(--white);
  background: var(--ink);
  border: 1px solid rgba(255,255,255,.3);
  font-size: 20px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.08em;
}
.brand-mark b { color: var(--signal); }
.brand-copy { display: grid; gap: 0; line-height: 1; }
.brand-copy strong { font-size: 21px; letter-spacing: .08em; }
.brand-copy small { margin-top: 7px; font-size: 11px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.nav { display: flex; gap: 28px; font-size: 14px; font-weight: 650; }
.nav a, .header-phone { transition: opacity .2s ease; }
.nav a:hover, .header-phone:hover { opacity: .66; }
.header-phone { font-size: 15px; font-weight: 700; white-space: nowrap; }

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid currentColor;
  font-weight: 750;
  letter-spacing: .01em;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 44px; padding-inline: 17px; font-size: 14px; }
.button-primary { color: var(--white); background: var(--signal); border-color: var(--signal); }
.button-primary:hover { background: var(--signal-hover); border-color: var(--signal-hover); }
.button-large { min-height: 62px; padding-inline: 30px; }

.hero {
  position: relative;
  min-height: min(900px, 100svh);
  color: var(--white);
  background: var(--ink);
  overflow: hidden;
}
.hero-media, .hero-shade { position: absolute; inset: 0; }
.hero-media { background: url("assets/production-poster.jpg") center / cover; }
.hero-media video { width: 100%; height: 100%; object-fit: cover; }
.hero-shade {
  background:
    linear-gradient(90deg, rgba(9,9,9,.94) 0%, rgba(9,9,9,.73) 38%, rgba(9,9,9,.18) 73%, rgba(9,9,9,.4) 100%),
    linear-gradient(0deg, rgba(9,9,9,.72) 0%, transparent 42%);
}
.hero-grid {
  position: relative;
  z-index: 2;
  width: min(100%, var(--max));
  min-height: min(900px, 100svh);
  margin: 0 auto;
  padding: clamp(150px, 17vh, 200px) clamp(24px, 4vw, 72px) 94px;
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(240px, .6fr);
  align-items: end;
  gap: 60px;
}
.eyebrow, .section-index {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 11px; margin-bottom: 27px; }
.eyebrow span { width: 34px; height: 4px; background: var(--signal); }
.hero h1 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(58px, 7.25vw, 116px);
  line-height: .88;
  letter-spacing: -.065em;
  text-transform: uppercase;
}
.hero h1 em { color: var(--signal); font-style: normal; }
.hero-lead { max-width: 700px; margin: 30px 0 0; font-size: clamp(18px, 1.65vw, 25px); line-height: 1.36; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.text-link { padding-block: 12px; font-weight: 700; border-bottom: 1px solid rgba(255,255,255,.65); }
.text-link span { color: var(--signal); }
.hero-proof { align-self: end; border-top: 1px solid rgba(255,255,255,.45); }
.hero-proof div { padding: 19px 0 18px; border-bottom: 1px solid rgba(255,255,255,.3); }
.hero-proof strong { display: block; font-size: clamp(30px, 3vw, 48px); line-height: 1; letter-spacing: -.04em; }
.hero-proof span { display: block; margin-top: 7px; color: rgba(255,255,255,.78); font-size: 14px; }
.video-toggle {
  position: absolute;
  z-index: 4;
  right: clamp(24px, 4vw, 72px);
  bottom: 26px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  color: var(--white);
  background: rgba(17,17,17,.62);
  border: 1px solid rgba(255,255,255,.3);
  cursor: pointer;
}
.pause-bars { width: 12px; height: 12px; border-left: 3px solid var(--signal); border-right: 3px solid var(--signal); }
.video-toggle[aria-pressed="true"] .pause-bars { border: 0; width: 0; height: 0; border-top: 6px solid transparent; border-bottom: 6px solid transparent; border-left: 10px solid var(--signal); }
.video-label { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.hero-note { position: absolute; z-index: 3; left: clamp(24px, 4vw, 72px); bottom: 28px; margin: 0; color: rgba(255,255,255,.55); font-size: 12px; }

.section { padding: clamp(84px, 10vw, 160px) clamp(24px, 5vw, 80px); }
.intro {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(150px, .45fr) minmax(0, 1.55fr);
  gap: 50px;
}
.section-index { padding-top: 8px; color: #6d6d68; }
.intro-content { display: grid; grid-template-columns: 1.5fr .72fr; gap: clamp(40px, 7vw, 110px); align-items: end; }
.intro h2, .section-heading h2, .brief h2, .contact h2 {
  margin: 0;
  font-size: clamp(42px, 5.35vw, 84px);
  line-height: .98;
  letter-spacing: -.055em;
}
.intro p { margin: 0 0 5px; font-size: 19px; line-height: 1.55; }

.section-dark { padding: clamp(84px, 10vw, 150px) clamp(24px, 5vw, 80px); color: var(--white); background: var(--ink); }
.section-heading { max-width: var(--max); margin: 0 auto clamp(52px, 7vw, 90px); display: grid; grid-template-columns: .45fr 1.55fr; gap: 50px; }
.section-dark .section-index { color: rgba(255,255,255,.5); }
.format-grid { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.format-card { position: relative; min-height: 430px; padding: 28px; display: flex; flex-direction: column; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.format-visual { height: 158px; margin: -28px -28px 20px; overflow: hidden; background: #25272d; }
.format-visual img { width: 100%; height: 100%; object-fit: cover; opacity: .9; transition: transform .7s cubic-bezier(.2,.7,.2,1), opacity .3s ease; }
.format-card:hover .format-visual img { transform: scale(1.04); opacity: 1; }
.accent-card .format-visual { background: #1f2b56; }
.accent-card .format-visual img { opacity: .92; }
.kbs-card .format-visual { background: #e8eaef; }
.kbs-card .format-visual img { object-position: 58% 54%; }
.format-card h3 { margin: auto 0 14px; font-size: clamp(26px, 2.1vw, 35px); line-height: 1.03; letter-spacing: -.035em; }
.format-card p { margin: 0; color: rgba(255,255,255,.68); font-size: 16px; }
.card-number { color: rgba(255,255,255,.45); font-size: 13px; font-weight: 800; letter-spacing: .12em; }
.card-code { position: absolute; top: 24px; right: 24px; color: var(--signal); font-size: 12px; font-weight: 900; letter-spacing: .12em; }
.feature-card { background: #1c1c1c; }
.real-cover-card .format-visual { background: #f6f5f1; }
.real-cover-card .format-visual img { object-fit: contain; filter: contrast(1.03); }
.accent-card { color: var(--white); background: var(--signal); }
.accent-card p { color: rgba(255,255,255,.76); }
.accent-card .card-number, .accent-card .card-code { color: var(--white); }
.format-addons { max-width: var(--max); margin: clamp(46px, 6vw, 78px) auto 0; display: grid; grid-template-columns: .45fr 1.55fr; gap: 50px; align-items: start; }
.format-addons .section-index { color: rgba(255,255,255,.5); }
.addon-list { display: flex; flex-wrap: wrap; gap: 11px; }
.addon-list span { padding: 13px 16px; color: var(--white); border: 1px solid var(--line-dark); font-size: 16px; font-weight: 700; }
.addons-note { grid-column: 2; margin: -30px 0 0; color: rgba(255,255,255,.6); font-size: 15px; }
.kbs-spotlight { max-width: var(--max); margin: clamp(55px, 7vw, 96px) auto 0; display: grid; grid-template-columns: .72fr 1.18fr .78fr; gap: clamp(14px, 2vw, 30px); align-items: start; }
.kbs-copy { min-height: 100%; padding: clamp(28px, 4vw, 54px); display: flex; flex-direction: column; background: #15161b; border-top: 6px solid var(--signal); }
.kbs-copy h3 { margin: 22px 0 18px; font-size: clamp(32px, 3.4vw, 54px); line-height: .98; letter-spacing: -.05em; }
.kbs-copy > p:not(.tech-label) { margin: 0; color: rgba(255,255,255,.66); font-size: 17px; line-height: 1.55; }
.kbs-copy > span { margin-top: auto; padding-top: 42px; color: #aebbea; font-size: 12px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.kbs-photo { margin: 0; overflow: hidden; background: #e8eaef; }
.kbs-photo img { display: block; width: 100%; height: clamp(430px, 46vw, 650px); object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.kbs-photo:hover img { transform: scale(1.025); }
.kbs-photo-single { margin-top: 74px; }
.kbs-photo-single img { height: clamp(380px, 40vw, 560px); }
.kbs-photo figcaption { padding: 12px 2px 0; color: rgba(255,255,255,.5); background: var(--ink); font-size: 12px; }

.production { max-width: var(--max); margin: 0 auto; }
.production-heading { grid-template-columns: .45fr 1fr .55fr; }
.production-heading p:last-child { margin: 8px 0 0; font-size: 18px; line-height: 1.55; }
.production-grid { display: grid; grid-template-columns: 1fr 1fr .8fr; gap: clamp(14px, 2vw, 30px); align-items: start; }
.production-shot { margin: 0; overflow: hidden; background: #ddd; }
.production-shot img { width: 100%; height: clamp(410px, 48vw, 680px); object-fit: cover; filter: saturate(.76) contrast(1.06); transition: transform .7s cubic-bezier(.2,.7,.2,1), filter .3s ease; }
.production-shot:hover img { transform: scale(1.025); filter: saturate(.98) contrast(1.03); }
.shot-offset { margin-top: 90px; }
.shot-wide { margin-top: 180px; }
.production-shot figcaption { display: flex; justify-content: space-between; gap: 20px; padding: 14px 2px 0; background: var(--paper); font-size: 14px; font-weight: 720; }
.production-shot figcaption span { color: #777; }

.concepts { max-width: var(--max); margin: 0 auto; }
.concepts-heading { grid-template-columns: .45fr 1fr .55fr; }
.concepts-heading > p:last-child { margin: 8px 0 0; color: #5c5c58; font-size: 18px; line-height: 1.55; }
.concept-grid { display: grid; grid-template-columns: 1.25fr 1fr 1fr; gap: clamp(16px, 2vw, 30px); align-items: start; }
.concept-card { margin: 0; }
.concept-card:nth-child(2) { margin-top: 70px; }
.concept-card:nth-child(3) { margin-top: 140px; }
.concept-image { position: relative; overflow: hidden; aspect-ratio: 4 / 3; background: #e7e8ed; }
.concept-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.concept-card:hover img { transform: scale(1.025); }
.concept-badge { position: absolute; top: 14px; left: 14px; padding: 8px 10px; color: var(--white); background: rgba(34,34,34,.82); font-size: 10px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.concept-card figcaption { padding-top: 17px; }
.concept-card figcaption > span { color: var(--signal); font-size: 11px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.concept-card h3 { margin: 9px 0 8px; font-size: clamp(24px, 2vw, 34px); line-height: 1.05; letter-spacing: -.035em; }
.concept-card p { margin: 0; color: #5c5c58; }
.concept-note { margin: 48px 0 0; padding-top: 18px; color: #6d6d68; border-top: 1px solid var(--line); font-size: 13px; }

.showcase-7bc { position: relative; max-width: none; overflow: hidden; background: #eef0f7; }
.showcase-7bc::before { content: "7БЦ"; position: absolute; top: 90px; right: -2vw; color: rgba(77,105,190,.075); font-size: clamp(150px, 25vw, 420px); font-weight: 950; line-height: .72; letter-spacing: -.1em; pointer-events: none; }
.showcase-heading { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto clamp(52px, 7vw, 92px); display: grid; grid-template-columns: .38fr 1.1fr .55fr; gap: clamp(28px, 5vw, 76px); align-items: end; }
.showcase-heading h2 { max-width: 760px; margin: 16px 0 0; font-size: clamp(44px, 5.7vw, 88px); line-height: .92; letter-spacing: -.06em; }
.showcase-heading > p:last-child { margin: 0 0 5px; color: #555866; font-size: 18px; line-height: 1.55; }
.showcase-mark { display: inline-block; padding: 9px 13px; color: var(--white); background: var(--signal); font-size: 12px; font-weight: 900; letter-spacing: .18em; }
.book-exhibition { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-flow: dense; gap: clamp(10px, 1.4vw, 22px); }
.book-piece { position: relative; grid-column: span 3; min-height: 290px; margin: 0; overflow: hidden; background: #fff; border: 1px solid rgba(34,34,34,.08); box-shadow: 0 18px 45px rgba(28,35,62,.08); }
.book-piece:nth-child(4n+2) { transform: translateY(28px); }
.book-piece img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.book-piece:hover > img { transform: scale(1.025); }
.book-piece figcaption { position: absolute; inset: auto 0 0; padding: 34px 20px 18px; display: flex; justify-content: space-between; gap: 18px; align-items: end; color: #fff; background: linear-gradient(transparent, rgba(18,20,28,.86)); }
.book-piece figcaption b { font-size: 19px; }
.book-piece figcaption span { max-width: 170px; color: rgba(255,255,255,.72); font-size: 12px; text-align: right; }
.hero-book { grid-column: span 6; grid-row: span 2; min-height: 610px; }
.cobalt-book { grid-column: span 3; grid-row: span 2; min-height: 610px; border-top: 8px solid var(--signal); }
.wide-book { grid-column: span 6; min-height: 420px; }
.dark-book { background: #20232d; }
.diary-pair { grid-column: span 6; min-height: 420px; background: var(--signal); }
.diary-pair > div { height: 100%; display: grid; grid-template-columns: 1fr 1fr; }
.diary-pair img { min-width: 0; object-fit: cover; }
.diary-pair figcaption { background: linear-gradient(transparent, rgba(20,36,89,.92)); }
.showcase-footer { max-width: var(--max); margin: clamp(62px, 8vw, 110px) auto 0; padding-top: 24px; display: grid; grid-template-columns: .38fr 1.1fr .55fr; gap: clamp(28px, 5vw, 76px); border-top: 1px solid rgba(34,34,34,.2); }
.showcase-footer span { color: var(--signal); font-size: 13px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.showcase-footer p { grid-column: 2 / 4; max-width: 750px; margin: 0; font-size: clamp(21px, 2.2vw, 32px); line-height: 1.25; letter-spacing: -.025em; }

.tech-heading { grid-template-columns: .45fr 1fr .55fr; }
.tech-heading > p:last-child { margin: 8px 0 0; color: rgba(255,255,255,.62); font-size: 18px; line-height: 1.55; }
.tech-metrics { max-width: var(--max); margin: 0 auto clamp(64px, 8vw, 108px); display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.tech-metrics article { min-height: 178px; padding: 25px; display: flex; flex-direction: column; justify-content: flex-end; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.tech-metrics strong { color: var(--signal); font-size: clamp(30px, 3vw, 48px); line-height: 1; letter-spacing: -.04em; }
.tech-metrics span { margin-top: 10px; color: rgba(255,255,255,.62); font-size: 14px; }
.tech-layout { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(45px, 7vw, 110px); align-items: start; }
.formats-panel { position: sticky; top: 30px; padding: 30px; color: var(--ink); background: var(--white); }
.tech-label { margin: 0; color: var(--signal); font-size: 11px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.formats-panel h3 { margin: 20px 0 27px; font-size: clamp(30px, 3vw, 48px); line-height: 1; letter-spacing: -.045em; }
.format-chips { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.format-chips span { padding: 11px 8px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 13px; font-weight: 720; text-align: center; }
.binding-map { margin-top: 30px; border-top: 1px solid var(--line); }
.binding-map div { display: grid; grid-template-columns: 58px 1fr; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.binding-map b { color: var(--signal); }
.binding-map span { color: #54545a; font-size: 14px; }
.formats-note { margin: 19px 0 0; color: #777; font-size: 12px; }
.tech-details { border-top: 1px solid var(--line-dark); }
.tech-details details { border-bottom: 1px solid var(--line-dark); }
.tech-details summary { position: relative; padding: 24px 48px 24px 0; display: flex; gap: 24px; align-items: baseline; cursor: pointer; list-style: none; font-size: clamp(21px, 2vw, 30px); font-weight: 750; letter-spacing: -.025em; }
.tech-details summary::-webkit-details-marker { display: none; }
.tech-details summary::after { content: "+"; position: absolute; top: 19px; right: 0; color: var(--signal); font-size: 32px; font-weight: 400; }
.tech-details details[open] summary::after { content: "−"; }
.tech-details summary span { color: var(--signal); font-size: 11px; font-weight: 850; letter-spacing: .12em; }
.detail-copy { max-width: 780px; padding: 0 48px 26px 45px; color: rgba(255,255,255,.7); }
.detail-copy p { margin: 0 0 14px; }
.detail-copy ul { margin: 0; padding-left: 20px; }
.detail-copy li + li { margin-top: 9px; }
.detail-copy b { color: var(--white); }
.tech-callout { max-width: var(--max); margin: clamp(64px, 8vw, 108px) auto 0; padding: 30px; display: flex; align-items: center; justify-content: space-between; gap: 35px; border: 1px solid var(--line-dark); }
.tech-callout strong { display: block; font-size: clamp(24px, 2.5vw, 38px); letter-spacing: -.035em; }
.tech-callout p { margin: 7px 0 0; color: rgba(255,255,255,.6); }
.tech-callout .button { flex: 0 0 auto; min-width: 210px; }
.tech-source-note { max-width: var(--max); margin: 18px auto 0; color: rgba(255,255,255,.4); font-size: 12px; }
.uv-feature { max-width: var(--max); margin: clamp(64px, 8vw, 108px) auto 0; display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(35px, 6vw, 90px); align-items: center; }
.uv-feature-copy h3 { margin: 18px 0 16px; font-size: clamp(32px, 4vw, 60px); line-height: .98; letter-spacing: -.05em; }
.uv-feature-copy > p:not(.tech-label) { max-width: 520px; margin: 0; color: rgba(255,255,255,.68); font-size: 17px; line-height: 1.55; }
.uv-feature-copy ul { margin: 25px 0 0; padding-left: 19px; color: rgba(255,255,255,.68); }
.uv-feature-copy li + li { margin-top: 8px; }
.uv-feature-visual { margin: 0; }
.uv-feature-visual img { width: 100%; height: auto; border: 1px solid var(--line-dark); }
.uv-feature-visual figcaption { margin-top: 11px; color: rgba(255,255,255,.5); font-size: 12px; }
.uv-gallery { max-width: var(--max); margin: 36px auto 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.uv-gallery figure { margin: 0; background: #1b1d22; border: 1px solid var(--line-dark); overflow: hidden; }
.uv-gallery img { display: block; width: 100%; height: 300px; object-fit: cover; object-position: center; }
.uv-gallery figcaption { padding: 12px 14px 14px; color: rgba(255,255,255,.6); font-size: 12px; line-height: 1.35; }

.steps { max-width: var(--max); margin: 0 auto; }
.steps-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.steps-list li { display: grid; grid-template-columns: .45fr 1.55fr; gap: 50px; padding: 31px 0 34px; border-bottom: 1px solid var(--line); }
.steps-list > li > span { color: var(--signal); font-size: 13px; font-weight: 850; letter-spacing: .12em; }
.steps-list div { display: grid; grid-template-columns: .8fr 1.2fr; gap: 45px; }
.steps-list h3 { margin: 0; font-size: clamp(24px, 2.1vw, 34px); line-height: 1.1; letter-spacing: -.035em; }
.steps-list p { max-width: 600px; margin: 0; color: #5c5c58; font-size: 17px; }

.brief { display: grid; grid-template-columns: 1.1fr .8fr .55fr; gap: clamp(45px, 7vw, 110px); align-items: start; }
.brief .section-index { margin-bottom: 30px; }
.brief h2 { max-width: 720px; }
.brief-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-dark); }
.brief-list li { display: grid; grid-template-columns: 46px 1fr; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line-dark); font-size: 16px; }
.brief-list span { color: var(--signal); font-size: 12px; font-weight: 850; }
.brief-action { align-self: end; }
.brief-action .button { width: 100%; }
.brief-action p { margin: 13px 0 0; color: rgba(255,255,255,.52); font-size: 13px; }

.contact { padding: clamp(100px, 13vw, 210px) 24px; color: var(--white); background: var(--signal); text-align: center; }
.contact-kicker { margin: 0 0 28px; font-size: 12px; font-weight: 850; letter-spacing: .18em; text-transform: uppercase; }
.contact h2 { max-width: 1000px; margin-inline: auto; color: var(--white); }
.contact-links { width: min(100%, 820px); margin: 65px auto 0; display: grid; }
.contact-links a { padding: 22px 4px; display: flex; justify-content: space-between; gap: 24px; color: var(--white); border-top: 1px solid rgba(255,255,255,.48); font-size: clamp(21px, 3.1vw, 42px); font-weight: 760; letter-spacing: -.035em; }
.contact-links a:last-child { border-bottom: 1px solid rgba(255,255,255,.48); }
.contact-note { margin: 30px 0 0; color: rgba(255,255,255,.76); font-weight: 650; }

.footer { min-height: 180px; padding: 38px clamp(24px, 5vw, 80px); display: grid; grid-template-columns: 1fr 1fr auto; align-items: end; gap: 40px; color: var(--white); background: var(--ink); }
.brand-footer .brand-mark { border-color: rgba(255,255,255,.3); }
.footer p { margin: 0; color: rgba(255,255,255,.55); }
.footer > a { padding-bottom: 3px; border-bottom: 1px solid rgba(255,255,255,.5); }

:focus-visible { outline: 3px solid #aebbea; outline-offset: 4px; }

@media (max-width: 1080px) {
  .site-header { grid-template-columns: 1fr auto auto; }
  .nav { display: none; }
  .format-grid { grid-template-columns: repeat(2, 1fr); }
  .format-card { min-height: 340px; }
  .format-addons { grid-template-columns: .35fr 1.65fr; }
  .kbs-spotlight { grid-template-columns: 1fr 1fr; }
  .kbs-copy { grid-column: 1 / -1; min-height: 330px; }
  .kbs-photo-single { margin-top: 42px; }
  .addons-note { grid-column: 2; }
  .brief { grid-template-columns: 1fr 1fr; }
  .brief-action { grid-column: 2; }
  .production-heading, .concepts-heading, .tech-heading { grid-template-columns: .35fr 1fr; }
  .production-heading p:last-child, .concepts-heading > p:last-child, .tech-heading > p:last-child { grid-column: 2; }
  .concept-grid { grid-template-columns: 1fr 1fr; }
  .concept-card:nth-child(3) { grid-column: 1 / -1; width: calc(50% - 15px); margin: 0 0 0 auto; }
  .showcase-heading { grid-template-columns: .35fr 1fr; }
  .showcase-heading > p:last-child { grid-column: 2; }
  .book-piece { grid-column: span 4; }
  .hero-book, .wide-book, .diary-pair { grid-column: span 8; }
  .cobalt-book { grid-column: span 4; }
  .tech-layout { grid-template-columns: .85fr 1.15fr; gap: 45px; }
  .format-chips { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .site-header { height: 76px; grid-template-columns: 1fr auto; padding-inline: 18px; }
  .brand-mark { width: 40px; height: 40px; }
  .brand-copy strong { font-size: 17px; }
  .brand-copy small { font-size: 9px; }
  .header-phone { display: none; }
  .button-small { min-height: 40px; padding-inline: 12px; font-size: 12px; }
  .hero { min-height: 800px; }
  .hero-shade { background: linear-gradient(90deg, rgba(9,9,9,.92), rgba(9,9,9,.52)), linear-gradient(0deg, rgba(9,9,9,.8), transparent 60%); }
  .hero-grid { min-height: 800px; grid-template-columns: 1fr; align-content: end; gap: 42px; padding: 130px 20px 90px; }
  .hero h1 { font-size: clamp(50px, 15.5vw, 78px); }
  .hero-lead { font-size: 18px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 13px; }
  .text-link { width: max-content; }
  .hero-proof { display: grid; grid-template-columns: repeat(3, 1fr); }
  .hero-proof div { padding-right: 10px; border-right: 1px solid rgba(255,255,255,.3); border-bottom: 0; }
  .hero-proof div + div { padding-left: 10px; }
  .hero-proof strong { font-size: 25px; }
  .hero-proof span { font-size: 11px; }
  .hero-note { bottom: 18px; left: 20px; max-width: 210px; }
  .video-toggle { right: 20px; bottom: 15px; }
  .video-label { display: none; }
  .section, .section-dark { padding: 78px 20px; }
  .intro, .section-heading, .production-heading, .concepts-heading, .tech-heading { grid-template-columns: 1fr; gap: 26px; }
  .intro-content { grid-template-columns: 1fr; gap: 30px; }
  .intro h2, .section-heading h2, .brief h2, .contact h2 { font-size: clamp(40px, 12vw, 60px); }
  .production-heading p:last-child, .concepts-heading > p:last-child, .tech-heading > p:last-child { grid-column: auto; }
  .format-grid { grid-template-columns: 1fr; }
  .format-card { min-height: 290px; }
  .format-addons { grid-template-columns: 1fr; gap: 20px; }
  .kbs-spotlight { grid-template-columns: 1fr; }
  .kbs-copy { grid-column: auto; min-height: 0; }
  .kbs-copy > span { margin-top: 30px; padding-top: 0; }
  .kbs-photo-single { margin-top: 0; }
  .kbs-photo img, .kbs-photo-single img { height: auto; }
  .addons-note { grid-column: auto; margin: 0; }
  .concept-grid { grid-template-columns: 1fr; }
  .concept-card:nth-child(2), .concept-card:nth-child(3) { width: auto; grid-column: auto; margin: 0; }
  .concept-card + .concept-card { margin-top: 34px; }
  .showcase-heading { grid-template-columns: 1fr; gap: 24px; }
  .showcase-heading > p:last-child { grid-column: auto; }
  .book-exhibition { grid-template-columns: repeat(2, 1fr); }
  .book-piece, .hero-book, .cobalt-book, .wide-book, .diary-pair { grid-column: span 1; grid-row: auto; min-height: 330px; }
  .hero-book, .wide-book, .diary-pair { grid-column: 1 / -1; min-height: 430px; }
  .book-piece:nth-child(4n+2) { transform: none; }
  .showcase-footer { grid-template-columns: 1fr; gap: 18px; }
  .showcase-footer p { grid-column: auto; }
  .tech-metrics { grid-template-columns: repeat(2, 1fr); }
  .tech-metrics article { min-height: 145px; }
  .tech-layout { grid-template-columns: 1fr; }
  .formats-panel { position: static; }
  .detail-copy { padding-left: 0; padding-right: 0; }
  .tech-callout { align-items: stretch; flex-direction: column; }
  .tech-callout .button { width: 100%; }
  .uv-feature { grid-template-columns: 1fr; }
  .uv-gallery { grid-template-columns: repeat(2, 1fr); }
  .production-grid { grid-template-columns: 1fr 1fr; }
  .production-shot img { height: 490px; }
  .shot-offset { margin-top: 48px; }
  .shot-wide { grid-column: 1 / -1; margin-top: 0; }
  .shot-wide img { height: 390px; }
  .steps-list li { grid-template-columns: 38px 1fr; gap: 15px; }
  .steps-list div { grid-template-columns: 1fr; gap: 10px; }
  .brief { grid-template-columns: 1fr; gap: 48px; }
  .brief-action { grid-column: auto; }
  .contact { padding-inline: 20px; }
  .contact-links { margin-top: 48px; }
  .contact-links a { font-size: clamp(19px, 5.4vw, 27px); }
  .footer { grid-template-columns: 1fr auto; }
  .footer p { grid-column: 1 / -1; grid-row: 1; }
}

@media (max-width: 440px) {
  .book-exhibition { grid-template-columns: 1fr; }
  .book-piece, .hero-book, .cobalt-book, .wide-book, .diary-pair { grid-column: 1; min-height: 390px; }
  .diary-pair { min-height: 310px; }
  .uv-gallery { grid-template-columns: 1fr; }
  .uv-gallery img { height: 360px; }
  .brand-copy { display: none; }
  .production-grid { grid-template-columns: 1fr; }
  .production-shot, .shot-offset, .shot-wide { grid-column: auto; margin-top: 0; }
  .production-shot img, .shot-wide img { height: 440px; }
  .hero-proof span { line-height: 1.25; }
  .contact-links a { overflow-wrap: anywhere; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-media video { display: none; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* Book cover UV varnish showcase */
.uv-book-showcase { max-width: var(--max); margin: clamp(56px, 7vw, 96px) auto 0; }
.uv-book-heading { max-width: 800px; margin-bottom: 32px; }
.uv-book-heading .tech-label { font-size: .875rem; }
.uv-book-heading h3 { margin: 16px 0; font-size: clamp(32px, 4vw, 60px); line-height: 1.08; letter-spacing: -.035em; }
.uv-book-heading > p:last-child { max-width: 660px; color: rgba(255,255,255,.72); font-size: 1.0625rem; line-height: 1.55; }
.uv-book-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 36px); }
.uv-book-grid figure { margin: 0; min-width: 0; border: 1px solid var(--line-dark); background: #1b1d22; }
.uv-book-grid img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: contain; }
.uv-book-grid figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; padding: 18px 20px; line-height: 1.4; }
.uv-book-grid figcaption strong { font-size: 1rem; }
.uv-book-grid figcaption span { color: rgba(255,255,255,.68); font-size: .875rem; }
@media (max-width: 760px) { .uv-book-grid { grid-template-columns: 1fr; } }

/* Hardcover collection, binding options, and visible production videos */
.hardcover-composition { position: relative; max-width: var(--max); margin: 0 auto; }
.hardcover-composition img { display: block; width: 100%; height: auto; }
.binding-extras { max-width: var(--max); margin: 42px auto 0; display: grid; grid-template-columns: 1fr 1fr; gap: 42px; }
.binding-extras article { padding: 28px 0 0; border-top: 1px solid rgba(34,34,34,.2); }
.binding-extras .tech-label { font-size: .875rem; }
.binding-extras h3 { max-width: 600px; margin: 18px 0; font-size: clamp(26px, 2.6vw, 40px); line-height: 1.15; letter-spacing: -.03em; }
.binding-extras article > p:last-of-type { color: #555866; font-size: 1.0625rem; }
.ribbon-options { display: flex; flex-wrap: wrap; gap: 30px; margin-top: 24px; }
.ribbon-options > span { display: inline-flex; align-items: center; gap: 10px; font-weight: 650; }
.ribbon-color { width: 20px; height: 20px; border: 1px solid rgba(0,0,0,.2); border-radius: 50%; }
.ribbon-red { background: #b82836; }
.ribbon-white { background: #fff; }
.production-videos { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px 20px; }
.production-clip { margin: 0; min-width: 0; }
.production-player { position: relative; background: #141518; }
.production-player video { width: 100%; aspect-ratio: 9 / 16; object-fit: contain; }
.clip-play { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 68px; height: 68px; display: grid; place-items: center; color: #fff; border: 1px solid rgba(255,255,255,.7); border-radius: 50%; background: rgba(20,24,38,.78); font-size: 25px; cursor: pointer; }
.clip-play span { margin-left: 4px; }
.clip-play:hover { background: var(--signal); }
.clip-play[hidden] { display: none; }
.production-clip figcaption { display: grid; grid-template-columns: auto 1fr auto; align-items: baseline; gap: 10px; padding-top: 13px; line-height: 1.4; }
.production-clip figcaption span { font-size: .875rem; color: var(--signal); }
.production-clip figcaption strong { font-size: 1rem; font-weight: 650; }
.production-clip figcaption small { font-size: .875rem; color: #666; }
.hero-actions { flex-wrap: wrap; }
@media (max-width: 1080px) { .production-videos { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 760px) { .binding-extras { grid-template-columns: 1fr; gap: 12px; } }
@media (max-width: 480px) { .production-videos { grid-template-columns: 1fr; gap: 32px; } }

/* Supplied softcover and printing samples: show the whole composition. */
.kbs-card .format-visual, .kbs-photo-stack { background: #fff; }
.kbs-card .format-visual img, .print-card .format-visual img { object-fit: contain; object-position: center; opacity: 1; }
.print-card .format-visual { background: #1f3459; }
.kbs-photo-stack img { height: auto; object-fit: contain; }
.kbs-card:hover .format-visual img, .print-card:hover .format-visual img, .kbs-photo-stack:hover img { transform: none; }

.quote-section { scroll-margin-top: 30px; }
.quote-intro, .quote-form { max-width: 1100px; margin-inline: auto; }
.quote-intro h2 { margin: 24px 0; font-size: clamp(38px, 5vw, 70px); line-height: 1.06; letter-spacing: -.035em; }
.quote-intro > p:last-child { max-width: 730px; font-size: 1.125rem; line-height: 1.6; color: rgba(255,255,255,.75); }
.quote-form { margin-top: 44px; }
.quote-form fieldset { min-width: 0; padding: 28px 0 36px; margin: 0 0 28px; border: 0; border-top: 1px solid var(--line-dark); }
.quote-form legend { padding: 0 18px 0 0; font-size: 1.375rem; font-weight: 700; }
.quote-fields { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px 30px; }
.quote-fields label { display: flex; flex-direction: column; gap: 9px; font-size: 1rem; font-weight: 600; }
.quote-fields input,.quote-fields select,.quote-fields textarea { width: 100%; min-width: 0; min-height: 50px; padding: 13px 14px; border: 1px solid #707480; border-radius: 3px; background: #fff; color: #20232b; font: inherit; font-weight: 400; }
.quote-fields textarea { resize: vertical; }
.quote-fields small { color: #b9bdc9; font-size: .875rem; font-weight: 400; }
.quote-wide { grid-column: 1 / -1; }
.quote-trap { display: none; }
.quote-fields [hidden] { display: none; }
.quote-note,.quote-alternative { max-width: 820px; color: #b9bdc9; font-size: .875rem; line-height: 1.6; }
.quote-submit { display: flex; gap: 24px; align-items: center; margin: 26px 0; }
.quote-submit .button { cursor: pointer; font: inherit; font-weight: 700; }
.quote-submit p { max-width: 390px; margin: 0; color: #b9bdc9; font-size: .9375rem; }
.quote-alternative a { text-decoration: underline; overflow-wrap: anywhere; }
@media(max-width:760px) { .quote-fields { grid-template-columns:1fr; } .quote-submit { align-items: stretch; flex-direction:column; } }

.insert-row { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--line-dark); }
.insert-row[hidden] { display: none; }
#insert-status[data-error="true"] { color: #ffb9b9; font-weight: 600; }