/* ============================================================
   Корешокъ — переплётная мастерская. Москва.
   Дизайн-система: кремовая бумага + охра, чернильно-тёмный,
   классический serif-display, фактура ткани/кожи переплёта.
   ============================================================ */

:root {
  /* — палитра — */
  --paper:        #f4ecdb;   /* кремовая бумага */
  --paper-deep:   #ece0c7;
  --ink:          #20180f;   /* чернильно-тёмный */
  --ink-soft:     #3a2e20;
  --ochre:        #b8761f;   /* охра — доминанта */
  --ochre-deep:   #8c5612;
  --ochre-glow:   #d99a3e;
  --carmine:      #7b2b22;   /* резкий акцент — переплётный сафьян */
  --gilt:         #c8a14a;   /* позолота обреза */
  --line:         #cdbb96;
  --line-dark:    #5a4a33;

  /* — типографика: системные стеки, без Arial/Inter — */
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
             Georgia, "Times New Roman", serif;
  --body:    "Hoefler Text", "Palatino Linotype", Palatino, Georgia,
             Cambria, "Times New Roman", serif;
  --grotesk: "Optima", "Segoe UI", "Gill Sans", "Gill Sans MT", Candara,
             "Trebuchet MS", sans-serif;

  /* — ритм — */
  --measure: 66ch;
  --gap: clamp(1rem, 2.4vw, 2rem);
  --pad-x: clamp(1.25rem, 5vw, 5.5rem);
  --section-y: clamp(4rem, 9vw, 8.5rem);
  --radius: 3px;
  --shadow-card: 0 1px 0 rgba(255,255,255,.4) inset,
                 0 14px 34px -18px rgba(32,24,15,.55);
  --shadow-lift: 0 26px 60px -22px rgba(32,24,15,.6);
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  font-family: var(--body);
  font-size: clamp(1.02rem, .55vw + .95rem, 1.18rem);
  line-height: 1.72;
  color: var(--ink);
  background-color: var(--paper);
  /* фактура бумаги: тонкий тканый паттерн + мягкая виньетка */
  background-image:
    radial-gradient(ellipse at 50% -10%, rgba(216,154,62,.16), transparent 55%),
    radial-gradient(ellipse at 100% 120%, rgba(123,43,34,.08), transparent 50%),
    repeating-linear-gradient(0deg, rgba(90,74,51,.025) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(90,74,51,.022) 0 1px, transparent 1px 3px);
  background-attachment: fixed;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }

a { color: var(--ochre-deep); text-underline-offset: .18em; }
a:hover { color: var(--carmine); }

h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.08;
  letter-spacing: -.01em; margin: 0; }

:focus-visible {
  outline: 3px solid var(--carmine);
  outline-offset: 3px;
  border-radius: 2px;
}

/* — skip-link — */
.kb-skip {
  position: absolute; left: 0; top: -100%;
  background: var(--ink); color: var(--paper);
  padding: .7rem 1.2rem; z-index: 999; font-family: var(--grotesk);
  letter-spacing: .04em; border-radius: 0 0 var(--radius) 0;
  transition: top .2s var(--ease);
}
.kb-skip:focus { top: 0; }

/* — служебные — */
.kb-shell { width: min(1180px, 100%); margin-inline: auto; padding-inline: var(--pad-x); }
.kb-kicker {
  font-family: var(--grotesk);
  text-transform: uppercase;
  letter-spacing: .26em;
  font-size: .72rem;
  font-weight: 600;
  color: var(--ochre-deep);
  display: inline-flex; align-items: center; gap: .6rem;
}
.kb-kicker::before {
  content: ""; width: 2.2rem; height: 1px; background: var(--ochre-deep);
}

/* ============ ШАПКА ============ */
.kb-topbar {
  position: sticky; top: 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem var(--pad-x);
  background: linear-gradient(var(--paper), rgba(244,236,219,.86));
  transition: padding .3s var(--ease), box-shadow .3s var(--ease),
              background .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.kb-topbar.is-stuck {
  padding-top: .6rem; padding-bottom: .6rem;
  background: rgba(244,236,219,.95);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: 0 10px 30px -20px rgba(32,24,15,.7);
  border-bottom-color: var(--line);
}
.kb-brand { display: inline-flex; align-items: baseline; gap: .55rem;
  text-decoration: none; color: var(--ink); }
.kb-brand__mark {
  font-family: var(--display); font-size: 1.55rem; font-weight: 600;
  letter-spacing: -.01em;
}
.kb-brand__mark em { color: var(--ochre-deep); font-style: normal; }
.kb-brand__sub {
  font-family: var(--grotesk); font-size: .58rem; letter-spacing: .28em;
  text-transform: uppercase; color: var(--ink-soft); opacity: .8;
}
.kb-nav { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.1rem); }
.kb-nav a {
  font-family: var(--grotesk); font-size: .82rem; letter-spacing: .06em;
  text-transform: uppercase; text-decoration: none; color: var(--ink-soft);
  position: relative; padding: .3rem 0;
}
.kb-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
  background: var(--carmine); transition: width .28s var(--ease);
}
.kb-nav a:hover::after, .kb-nav a:focus-visible::after { width: 100%; }

.kb-cta {
  font-family: var(--grotesk); font-size: .8rem; letter-spacing: .07em;
  text-transform: uppercase; text-decoration: none;
  background: var(--ink); color: var(--paper);
  padding: .7rem 1.3rem; border-radius: var(--radius);
  border: 1px solid var(--ink);
  transition: transform .2s var(--ease), background .25s var(--ease), color .25s;
  white-space: nowrap;
}
.kb-cta:hover { background: var(--carmine); border-color: var(--carmine);
  color: var(--paper); transform: translateY(-2px); }

.kb-burger {
  display: none; width: 46px; height: 40px; border: 1px solid var(--line-dark);
  background: transparent; border-radius: var(--radius); cursor: pointer;
  padding: 0; position: relative;
}
.kb-burger span, .kb-burger span::before, .kb-burger span::after {
  content: ""; position: absolute; left: 50%; height: 2px; width: 20px;
  background: var(--ink); transform: translateX(-50%); transition: .3s var(--ease);
}
.kb-burger span { top: 50%; transform: translate(-50%, -50%); }
.kb-burger span::before { top: -6px; }
.kb-burger span::after  { top: 6px; }
.kb-burger[aria-expanded="true"] span { background: transparent; }
.kb-burger[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.kb-burger[aria-expanded="true"] span::after  { top: 0; transform: rotate(-45deg); }

/* ============ ГЕРОЙ / ПЕРЕПЛЁТ ============ */
.kb-binding {
  position: relative;
  padding: clamp(3rem, 7vw, 6rem) 0 clamp(3.5rem, 8vw, 7rem);
  overflow: hidden;
}
.kb-binding__grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
}
.kb-binding__title {
  font-size: clamp(2.6rem, 6.6vw, 5.4rem);
  line-height: .98;
  letter-spacing: -.02em;
}
.kb-binding__title .accent { color: var(--ochre-deep); }
.kb-binding__title .rule {
  display: block; width: 4.5rem; height: 5px; margin: 1.4rem 0 0;
  background: linear-gradient(90deg, var(--carmine), var(--ochre));
}
.kb-binding__lead {
  max-width: 46ch; margin: 1.6rem 0 2.2rem; font-size: 1.16rem;
  color: var(--ink-soft);
}
.kb-binding__cta { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.kb-btn-primary {
  font-family: var(--grotesk); text-transform: uppercase; letter-spacing: .07em;
  font-size: .85rem; text-decoration: none;
  background: var(--carmine); color: #f8efe0; padding: .95rem 1.8rem;
  border-radius: var(--radius); border: 1px solid var(--carmine);
  box-shadow: 0 12px 26px -14px rgba(123,43,34,.8);
  transition: transform .2s var(--ease), box-shadow .25s var(--ease);
}
.kb-btn-primary:hover { transform: translateY(-2px);
  box-shadow: 0 18px 36px -14px rgba(123,43,34,.9); color: #fff; }
.kb-btn-ghost {
  font-family: var(--grotesk); text-transform: uppercase; letter-spacing: .07em;
  font-size: .85rem; text-decoration: none; color: var(--ink);
  border-bottom: 2px solid var(--ochre); padding-bottom: .25rem;
  transition: color .2s, border-color .2s;
}
.kb-btn-ghost:hover { color: var(--carmine); border-color: var(--carmine); }

.kb-binding__media { position: relative; }
.kb-binding__media img {
  width: 100%; aspect-ratio: 3 / 2.5; object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lift);
  border: 8px solid #fbf6ea;
  outline: 1px solid var(--line);
}
.kb-binding__stamp {
  position: absolute; left: -1.4rem; bottom: -1.4rem;
  background: var(--ink); color: var(--paper);
  padding: 1rem 1.25rem; border-radius: var(--radius);
  font-family: var(--display); line-height: 1.1;
  box-shadow: var(--shadow-lift);
}
.kb-binding__stamp b { display: block; font-size: 1.9rem; color: var(--ochre-glow); }
.kb-binding__stamp span { font-family: var(--grotesk); font-size: .62rem;
  letter-spacing: .2em; text-transform: uppercase; opacity: .85; }

.kb-marks {
  display: flex; flex-wrap: wrap; gap: clamp(1rem,3vw,2.5rem);
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 2rem; border-top: 1px solid var(--line);
}
.kb-marks div { font-family: var(--grotesk); font-size: .8rem;
  letter-spacing: .04em; color: var(--ink-soft); display: flex; gap: .55rem; }
.kb-marks b { font-family: var(--display); color: var(--ochre-deep);
  font-size: 1.7rem; line-height: 1; }

/* ============ РЕМЕСЛО / УСЛУГИ ============ */
.kb-craft { padding: var(--section-y) 0; }
.kb-craft__head { max-width: 56ch; margin-bottom: clamp(2.2rem,4vw,3.4rem); }
.kb-craft__head h2 { font-size: clamp(2rem, 3.6vw, 3.1rem); margin: .8rem 0; }
.kb-craft__list {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
  gap: var(--gap);
}
.kb-craft__card {
  background: linear-gradient(160deg, #fbf5e9, var(--paper-deep));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem 1.7rem 1.9rem;
  box-shadow: var(--shadow-card);
  position: relative; overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease),
              border-color .3s;
}
.kb-craft__card::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 4px;
  background: linear-gradient(var(--ochre), var(--carmine));
  transform: scaleY(0); transform-origin: top; transition: transform .35s var(--ease);
}
.kb-craft__card:hover { transform: translateY(-6px);
  box-shadow: var(--shadow-lift); border-color: var(--ochre); }
.kb-craft__card:hover::before { transform: scaleY(1); }
.kb-craft__no {
  font-family: var(--display); font-size: 1.1rem; color: var(--ochre-deep);
  letter-spacing: .1em;
}
.kb-craft__card h3 { font-size: 1.45rem; margin: .5rem 0 .7rem; }
.kb-craft__card p { margin: 0 0 1.1rem; color: var(--ink-soft); font-size: 1rem; }
.kb-craft__price {
  font-family: var(--grotesk); font-size: .82rem; letter-spacing: .05em;
  text-transform: uppercase; color: var(--ink);
  padding-top: .9rem; border-top: 1px dashed var(--line-dark);
}
.kb-craft__price b { color: var(--carmine); font-family: var(--display);
  font-size: 1.15rem; }

/* ============ ВИТРИНА / ПОРТФОЛИО ============ */
.kb-vitrine {
  padding: var(--section-y) 0;
  background:
    linear-gradient(rgba(32,24,15,.96), rgba(32,24,15,.96)),
    repeating-linear-gradient(45deg, rgba(200,161,74,.05) 0 2px, transparent 2px 9px);
  color: var(--paper);
}
.kb-vitrine .kb-kicker { color: var(--ochre-glow); }
.kb-vitrine .kb-kicker::before { background: var(--ochre-glow); }
.kb-vitrine__head { display: flex; flex-wrap: wrap; justify-content: space-between;
  align-items: flex-end; gap: 1rem; margin-bottom: clamp(2rem,4vw,3rem); }
.kb-vitrine__head h2 { font-size: clamp(2rem, 3.6vw, 3.1rem); color: var(--paper);
  max-width: 18ch; }
.kb-vitrine__head p { max-width: 38ch; color: #d8cbb0; margin: 0; }
.kb-gallery {
  display: grid; gap: clamp(.8rem, 1.5vw, 1.2rem);
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 200px;
}
.kb-plate {
  position: relative; overflow: hidden; border-radius: var(--radius);
  border: 1px solid rgba(200,161,74,.3);
}
.kb-plate img { width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease), filter .5s; }
.kb-plate:hover img { transform: scale(1.06); filter: saturate(1.1); }
.kb-plate figcaption {
  position: absolute; inset: auto 0 0 0;
  padding: 1.6rem 1rem .9rem; color: #fff;
  font-family: var(--display); font-size: 1.05rem;
  background: linear-gradient(transparent, rgba(20,14,8,.9));
  transform: translateY(8px); opacity: 0; transition: .35s var(--ease);
}
.kb-plate figcaption span { display: block; font-family: var(--grotesk);
  font-size: .66rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--ochre-glow); margin-top: .2rem; }
.kb-plate:hover figcaption, .kb-plate:focus-within figcaption {
  transform: translateY(0); opacity: 1; }
.kb-plate--tall { grid-row: span 2; }
.kb-plate--wide { grid-column: span 3; }
.kb-plate--big  { grid-column: span 3; grid-row: span 2; }
.kb-plate--mid  { grid-column: span 2; }

/* ============ ВЕРСТАК / ПРОЦЕСС ============ */
.kb-verstak { padding: var(--section-y) 0; }
.kb-verstak__head { max-width: 54ch; margin-bottom: clamp(2.2rem,4vw,3.4rem); }
.kb-verstak__head h2 { font-size: clamp(2rem, 3.6vw, 3.1rem); margin: .8rem 0; }
.kb-steps { display: grid; gap: clamp(1.3rem, 2.5vw, 2rem);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); counter-reset: step; }
.kb-step { position: relative; padding-top: 1.2rem; }
.kb-step::before {
  counter-increment: step; content: "0" counter(step);
  font-family: var(--display); font-size: 3.1rem; color: var(--line);
  line-height: 1; display: block; margin-bottom: .4rem;
  transition: color .3s var(--ease);
}
.kb-step:hover::before { color: var(--ochre); }
.kb-step h3 { font-size: 1.3rem; margin: 0 0 .5rem;
  padding-top: .9rem; border-top: 2px solid var(--ink); }
.kb-step p { margin: 0; color: var(--ink-soft); font-size: 1rem; }

/* ============ МАСТЕР / О НАС ============ */
.kb-master { padding: var(--section-y) 0; }
.kb-master__grid {
  display: grid; grid-template-columns: .85fr 1.15fr;
  gap: clamp(1.8rem, 4vw, 4rem); align-items: center;
}
.kb-master__media { position: relative; }
.kb-master__media img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--radius);
  filter: sepia(.18) contrast(1.03);
  box-shadow: var(--shadow-lift); border: 7px solid #fbf6ea; outline: 1px solid var(--line);
}
.kb-master__media::after {
  content: ""; position: absolute; inset: 1.2rem -1.2rem -1.2rem 1.2rem;
  border: 1px solid var(--ochre); border-radius: var(--radius); z-index: -1;
}
.kb-master__body h2 { font-size: clamp(2rem, 3.6vw, 3rem); margin: .7rem 0 1.2rem; }
.kb-master__body p { color: var(--ink-soft); margin: 0 0 1.1rem; }
.kb-sign {
  font-family: var(--display); font-style: italic; font-size: 1.4rem;
  color: var(--ink); margin-top: 1.6rem;
}
.kb-sign span { display: block; font-family: var(--grotesk); font-style: normal;
  font-size: .72rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-soft); margin-top: .3rem; }

/* ============ ОТЗЫВЫ ============ */
.kb-otzyv { padding: var(--section-y) 0;
  background: linear-gradient(180deg, var(--paper-deep), var(--paper)); }
.kb-otzyv__head { text-align: center; max-width: 50ch; margin: 0 auto clamp(2.2rem,4vw,3.4rem); }
.kb-otzyv__head h2 { font-size: clamp(2rem, 3.6vw, 3rem); margin: .8rem 0; }
.kb-quotes { display: grid; gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.kb-quote {
  background: #fbf6ea; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem 1.8rem 1.7rem; position: relative; box-shadow: var(--shadow-card);
}
.kb-quote::before {
  content: "\201C"; font-family: var(--display); font-size: 4.5rem;
  color: var(--ochre); line-height: .8; position: absolute; top: .6rem; left: 1.1rem;
  opacity: .35;
}
.kb-quote blockquote { margin: 1.2rem 0 1.3rem; font-size: 1.06rem;
  color: var(--ink); font-style: italic; }
.kb-quote figcaption { font-family: var(--grotesk); font-size: .82rem;
  letter-spacing: .03em; color: var(--ink-soft); }
.kb-quote figcaption b { display: block; font-family: var(--display);
  font-style: normal; color: var(--ink); font-size: 1.05rem; letter-spacing: 0; }
.kb-stars { color: var(--gilt); letter-spacing: .15em; font-size: .95rem; }

/* ============ ЗАКАЗ / КОНТАКТ ============ */
.kb-zakaz {
  padding: var(--section-y) 0;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(184,118,31,.18), transparent 55%),
    linear-gradient(180deg, var(--ink), #2c2014);
  color: var(--paper);
}
.kb-zakaz .kb-kicker { color: var(--ochre-glow); }
.kb-zakaz .kb-kicker::before { background: var(--ochre-glow); }
.kb-zakaz__grid { display: grid; grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.kb-zakaz h2 { font-size: clamp(2rem, 3.8vw, 3.2rem); color: var(--paper);
  margin: .7rem 0 1.2rem; }
.kb-zakaz__intro { color: #d8cbb0; max-width: 40ch; margin: 0 0 2rem; }
.kb-contacts { display: grid; gap: 1.3rem; margin: 0; }
.kb-contacts div { display: flex; gap: .9rem; align-items: flex-start; }
.kb-contacts dt { font-family: var(--grotesk); font-size: .66rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--ochre-glow); width: 4.5rem; flex: none;
  padding-top: .35rem; }
.kb-contacts dd { margin: 0; }
.kb-contacts a { color: var(--paper); text-decoration: none;
  border-bottom: 1px solid rgba(216,154,62,.5); }
.kb-contacts a:hover { color: var(--ochre-glow); }

.kb-form { background: rgba(244,236,219,.05); border: 1px solid rgba(200,161,74,.25);
  border-radius: var(--radius); padding: clamp(1.5rem, 3vw, 2.4rem); }
.kb-field { margin-bottom: 1.3rem; }
.kb-field label { display: block; font-family: var(--grotesk); font-size: .76rem;
  letter-spacing: .1em; text-transform: uppercase; color: #d8cbb0; margin-bottom: .5rem; }
.kb-field .req { color: var(--ochre-glow); }
.kb-field input, .kb-field select, .kb-field textarea {
  width: 100%; font-family: var(--body); font-size: 1rem;
  background: #f4ecdb; color: var(--ink); border: 1px solid var(--line);
  border-radius: var(--radius); padding: .8rem .9rem; transition: border-color .2s, box-shadow .2s;
}
.kb-field textarea { resize: vertical; min-height: 110px; }
.kb-field input:focus, .kb-field select:focus, .kb-field textarea:focus {
  outline: none; border-color: var(--ochre); box-shadow: 0 0 0 3px rgba(184,118,31,.3); }
.kb-field.has-error input, .kb-field.has-error select, .kb-field.has-error textarea {
  border-color: #e0796b; box-shadow: 0 0 0 3px rgba(224,121,107,.25); }
.kb-error { display: none; color: #f0a99e; font-family: var(--grotesk);
  font-size: .76rem; margin-top: .4rem; }
.kb-field.has-error .kb-error { display: block; }
.kb-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.kb-submit {
  font-family: var(--grotesk); text-transform: uppercase; letter-spacing: .08em;
  font-size: .88rem; width: 100%; cursor: pointer;
  background: var(--ochre); color: var(--ink); border: 1px solid var(--ochre-glow);
  padding: 1rem; border-radius: var(--radius); font-weight: 600;
  transition: background .25s var(--ease), transform .2s var(--ease); }
.kb-submit:hover { background: var(--ochre-glow); transform: translateY(-2px); }
.kb-formnote { font-family: var(--grotesk); font-size: .72rem; color: #b8a988;
  margin: .9rem 0 0; }
.kb-ok { display: none; background: rgba(200,161,74,.14);
  border: 1px solid var(--ochre-glow); border-radius: var(--radius);
  padding: 1rem 1.1rem; color: var(--ochre-glow); font-family: var(--grotesk);
  font-size: .92rem; margin-bottom: 1.3rem; }
.kb-ok.is-shown { display: block; }

/* ============ ПОДВАЛ ============ */
.kb-foot { background: #18110a; color: #c8baa0; padding: clamp(2.5rem,5vw,4rem) 0 2rem;
  font-size: .92rem; }
.kb-foot__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem; padding-bottom: 2.2rem; border-bottom: 1px solid rgba(200,161,74,.2); }
.kb-foot__brand .kb-brand__mark { color: var(--paper); font-size: 1.4rem; }
.kb-foot__brand .kb-brand__mark em { color: var(--ochre-glow); }
.kb-foot p { margin: .8rem 0 0; max-width: 38ch; color: #a99a82; }
.kb-foot h4 { font-family: var(--grotesk); font-size: .72rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--ochre-glow); margin: 0 0 1rem; }
.kb-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.kb-foot a { color: #c8baa0; text-decoration: none; }
.kb-foot a:hover { color: var(--paper); }
.kb-foot__bottom { display: flex; flex-wrap: wrap; justify-content: space-between;
  gap: 1rem; padding-top: 1.8rem; font-size: .8rem; color: #8d7e68;
  font-family: var(--grotesk); letter-spacing: .03em; }

/* ============ SCROLL-REVEAL ============ */
.kb-reveal { opacity: 0; transform: translateY(26px);
  transition: opacity .7s var(--ease), transform .7s var(--ease); }
.kb-reveal.is-visible { opacity: 1; transform: none; }
.kb-reveal[data-delay="1"] { transition-delay: .08s; }
.kb-reveal[data-delay="2"] { transition-delay: .16s; }
.kb-reveal[data-delay="3"] { transition-delay: .24s; }
.kb-reveal[data-delay="4"] { transition-delay: .32s; }

/* staggered «открытие книги» при загрузке героя */
.kb-load { opacity: 0; transform: translateY(20px); }
.kb-ready .kb-load { opacity: 1; transform: none;
  transition: opacity .8s var(--ease), transform .8s var(--ease); }
.kb-ready .kb-load[data-seq="1"] { transition-delay: .1s; }
.kb-ready .kb-load[data-seq="2"] { transition-delay: .25s; }
.kb-ready .kb-load[data-seq="3"] { transition-delay: .4s; }
.kb-ready .kb-load[data-seq="4"] { transition-delay: .55s; }
.kb-ready .kb-load[data-seq="5"] { transition-delay: .7s; }

/* ============ АДАПТИВ ============ */
@media (max-width: 960px) {
  .kb-binding__grid, .kb-master__grid, .kb-zakaz__grid { grid-template-columns: 1fr; }
  .kb-binding__media { order: -1; }
  .kb-master__media { max-width: 420px; }
  .kb-master__media::after { inset: 1rem -1rem -1rem 1rem; }
  .kb-foot__top { grid-template-columns: 1fr 1fr; }
  .kb-gallery { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 180px; }
  .kb-plate--big { grid-column: span 2; }
}
@media (max-width: 760px) {
  .kb-nav { display: none; position: fixed; inset: 64px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); padding: 1rem var(--pad-x) 1.6rem;
    box-shadow: 0 24px 40px -22px rgba(32,24,15,.6); border-bottom: 1px solid var(--line); }
  .kb-nav.is-open { display: flex; }
  .kb-nav a { padding: .9rem 0; border-bottom: 1px solid var(--line);
    font-size: .95rem; }
  .kb-nav .kb-cta { margin-top: 1rem; text-align: center; }
  .kb-burger { display: block; }
  .kb-row { grid-template-columns: 1fr; }
  .kb-gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .kb-plate--wide, .kb-plate--big, .kb-plate--mid { grid-column: span 2; }
  .kb-plate--tall { grid-row: span 1; }
  .kb-foot__top { grid-template-columns: 1fr; gap: 1.6rem; }
  .kb-binding__stamp { left: 0; }
}
@media (max-width: 440px) {
  .kb-gallery { grid-template-columns: 1fr; }
  .kb-plate--wide, .kb-plate--big, .kb-plate--mid { grid-column: span 1; }
}