/* ============================================================
   Чёрная Наковальня — индустриально-кузнечная дизайн-система
   Тема: тёмная (графит/уголь) + раскалённо-оранжевый акцент
   ============================================================ */

:root {
  /* Уголь и графит */
  --coal-900: #0b0b0d;
  --coal-850: #111114;
  --coal-800: #16161a;
  --coal-700: #1d1e23;
  --coal-600: #26272d;
  --graphite: #34363d;
  --slag: #51545d;
  --ash: #8a8d96;
  --smoke: #b9bcc4;
  --bone: #ece9e2;

  /* Раскалённый металл */
  --ember: #ff5a1f;
  --ember-hot: #ff7a36;
  --ember-glow: rgba(255, 90, 31, 0.42);
  --scale: #c9a227;   /* окалина/латунь — вторичный акцент */

  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);

  /* Типографика: тяжёлый гротеск-display + моноширинный */
  --display: "Arial Black", "Impact", "Haettenschweiler", "Franklin Gothic Heavy", sans-serif;
  --grotesk: "Bahnschrift", "DIN Alternate", "Segoe UI Semibold", "Roboto Condensed", system-ui, sans-serif;
  --body: "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  --mono: "Consolas", "SFMono-Regular", "DejaVu Sans Mono", "Liberation Mono", monospace;

  --gap: clamp(1rem, 2.4vw, 1.8rem);
  --rail: clamp(1.1rem, 5vw, 5.5rem);
  --maxw: 1240px;
  --rad: 4px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

body {
  margin: 0;
  background: var(--coal-900);
  color: var(--smoke);
  font-family: var(--body);
  font-size: clamp(1rem, .55vw + .88rem, 1.12rem);
  line-height: 1.65;
  letter-spacing: .005em;
  -webkit-font-smoothing: antialiased;
  /* атмосферный фон: жар горна снизу + тёмная окалина */
  background-image:
    radial-gradient(120% 80% at 50% -10%, rgba(255,90,31,.10), transparent 55%),
    radial-gradient(90% 60% at 100% 110%, rgba(201,162,39,.06), transparent 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.012) 0 2px, transparent 2px 9px);
  background-attachment: fixed;
}

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

h1, h2, h3 { margin: 0; line-height: 1.04; color: var(--bone); }
p { margin: 0; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--ember); color: var(--coal-900); }

:focus-visible {
  outline: 2px dashed var(--ember-hot);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---- Skip link ---- */
.jump-to-forge {
  position: absolute; left: 50%; top: -120%; transform: translateX(-50%);
  z-index: 999; background: var(--ember); color: var(--coal-900);
  font-family: var(--mono); font-weight: 700; padding: .7rem 1.2rem;
  border-radius: 0 0 var(--rad) var(--rad); transition: top .2s var(--ease);
}
.jump-to-forge:focus { top: 0; }

/* ============================================================
   Topbar
   ============================================================ */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11,11,13,.72);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(10px);
  transition: background .3s var(--ease), border-color .3s var(--ease);
}
.topbar.is-stuck {
  background: rgba(11,11,13,.94);
  border-bottom-color: var(--line-strong);
  box-shadow: 0 14px 40px -22px #000;
}
.topbar__inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: .7rem var(--rail);
  display: flex; align-items: center; justify-content: space-between; gap: var(--gap);
}
.mark { display: flex; align-items: center; gap: .65rem; }
.mark__glyph {
  font-size: 1.55rem; color: var(--ember);
  filter: drop-shadow(0 0 10px var(--ember-glow));
}
.mark__name {
  font-family: var(--display); font-size: .92rem; line-height: .98;
  letter-spacing: .03em; text-transform: uppercase; color: var(--bone);
}

.nav { display: flex; align-items: center; gap: clamp(.7rem, 1.6vw, 1.7rem); }
.nav a {
  font-family: var(--grotesk); font-size: .92rem; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase; color: var(--smoke);
  padding: .35rem 0; position: relative; transition: color .2s var(--ease);
}
.nav a:not(.nav__call)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px;
  height: 2px; background: var(--ember); transition: right .25s var(--ease);
}
.nav a:not(.nav__call):hover { color: var(--bone); }
.nav a:not(.nav__call):hover::after { right: 0; }
.nav__call {
  background: var(--ember); color: var(--coal-900) !important;
  padding: .55rem 1.1rem; border-radius: var(--rad);
  box-shadow: 0 0 0 0 var(--ember-glow); transition: box-shadow .3s var(--ease), transform .15s var(--ease);
}
.nav__call:hover { box-shadow: 0 0 26px -2px var(--ember-glow); transform: translateY(-1px); }

.burner {
  display: none; flex-direction: column; gap: 5px; width: 42px; height: 38px;
  padding: 9px 8px; background: var(--coal-700); border: 1px solid var(--line);
  border-radius: var(--rad); cursor: pointer;
}
.burner span { height: 2px; background: var(--bone); border-radius: 2px; transition: transform .25s var(--ease), opacity .2s var(--ease); }
.burner[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burner[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burner[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Hero
   ============================================================ */
.anvil-hero {
  position: relative; min-height: min(92vh, 760px);
  display: flex; align-items: flex-end; overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.anvil-hero__plate {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 40%;
  filter: contrast(1.08) saturate(1.05) brightness(.74);
}
.anvil-hero__veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(11,11,13,.55) 0%, rgba(11,11,13,.10) 35%, rgba(11,11,13,.86) 88%, var(--coal-900) 100%),
    radial-gradient(70% 60% at 15% 90%, rgba(255,90,31,.22), transparent 60%);
}
.anvil-hero__words {
  position: relative; z-index: 2; max-width: var(--maxw); width: 100%;
  margin: 0 auto; padding: clamp(2.4rem, 8vw, 6rem) var(--rail) clamp(2.2rem, 5vw, 3.6rem);
}
.anvil-hero__since {
  font-family: var(--mono); font-size: .82rem; letter-spacing: .22em;
  text-transform: uppercase; color: var(--ember-hot); margin-bottom: 1.1rem;
}
.anvil-hero__title {
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(2.9rem, 9.5vw, 7.4rem); letter-spacing: -.01em;
  color: var(--bone); text-shadow: 0 8px 50px rgba(0,0,0,.65);
}
.anvil-hero__title em {
  font-style: normal; color: var(--ember);
  text-shadow: 0 0 34px var(--ember-glow);
}
.anvil-hero__lede {
  max-width: 46ch; margin-top: 1.4rem;
  font-size: clamp(1.05rem, 1.4vw, 1.32rem); color: var(--smoke);
}
.anvil-hero__acts { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 1.9rem; }
.anvil-hero__facts {
  display: flex; flex-wrap: wrap; gap: clamp(1.5rem, 5vw, 3.4rem);
  margin: 2.4rem 0 0; padding-top: 1.6rem; border-top: 1px solid var(--line-strong);
}
.anvil-hero__facts div { display: flex; flex-direction: column; }
.anvil-hero__facts dt {
  font-family: var(--display); font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: var(--bone); letter-spacing: .01em;
}
.anvil-hero__facts dd {
  margin: .1rem 0 0; font-family: var(--mono); font-size: .8rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ash);
}

/* ---- Кнопки ---- */
.ember-btn {
  font-family: var(--grotesk); font-weight: 700; font-size: 1rem;
  letter-spacing: .06em; text-transform: uppercase;
  background: linear-gradient(180deg, var(--ember-hot), var(--ember));
  color: var(--coal-900); padding: .92rem 1.7rem; border-radius: var(--rad);
  border: 0; cursor: pointer; display: inline-block;
  box-shadow: 0 10px 30px -10px var(--ember-glow), inset 0 1px 0 rgba(255,255,255,.35);
  transition: transform .15s var(--ease), box-shadow .3s var(--ease), filter .2s var(--ease);
}
.ember-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -10px var(--ember-glow); filter: brightness(1.06); }
.ember-btn:active { transform: translateY(0); }
.ember-btn--block { display: block; width: 100%; }
.ghost-btn {
  font-family: var(--grotesk); font-weight: 600; font-size: 1rem;
  letter-spacing: .06em; text-transform: uppercase;
  padding: .92rem 1.6rem; border-radius: var(--rad);
  border: 1px solid var(--line-strong); color: var(--bone);
  display: inline-block; transition: border-color .2s var(--ease), background .2s var(--ease);
}
.ghost-btn:hover { border-color: var(--ember); background: rgba(255,90,31,.07); }

/* ============================================================
   Creed (manifesto strip)
   ============================================================ */
.creed {
  background:
    linear-gradient(90deg, rgba(255,90,31,.10), transparent 60%),
    var(--coal-850);
  border-bottom: 1px solid var(--line);
}
.creed__line {
  max-width: 920px; margin: 0 auto;
  padding: clamp(2.4rem, 6vw, 4.2rem) var(--rail);
  font-family: var(--grotesk); font-weight: 600;
  font-size: clamp(1.25rem, 2.6vw, 1.95rem); line-height: 1.4;
  color: var(--bone); text-align: center; letter-spacing: .01em;
}

/* ============================================================
   Общие заголовки секций
   ============================================================ */
.block-head { max-width: 760px; margin: 0 0 clamp(2rem, 4vw, 3.2rem); }
.block-head__tag {
  display: inline-block; font-family: var(--mono); font-size: .8rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--ember-hot);
  margin-bottom: 1rem; padding-left: 2.4rem; position: relative;
}
.block-head__tag::before {
  content: ""; position: absolute; left: 0; top: 50%; width: 1.8rem;
  height: 1px; background: var(--ember);
}
.block-head__h {
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(1.9rem, 4.6vw, 3.5rem); letter-spacing: -.01em; color: var(--bone);
}
.block-head__sub { margin-top: 1rem; font-size: 1.08rem; color: var(--ash); max-width: 60ch; }

section[id], .creed, .say, .invite { scroll-margin-top: 84px; }

.craft, .steel, .gallery, .order, .shop, .say, .invite {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(3.4rem, 7vw, 6rem) var(--rail);
}

/* ============================================================
   Forge steps (ремесло)
   ============================================================ */
.forge-steps {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--rad); overflow: hidden;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
}
.forge-step {
  background: var(--coal-800); padding: clamp(1.5rem, 2.6vw, 2.2rem);
  position: relative; transition: background .25s var(--ease);
}
.forge-step:hover { background: var(--coal-700); }
.forge-step__num {
  font-family: var(--display); font-size: 2.6rem; color: var(--graphite);
  display: block; margin-bottom: .5rem; transition: color .25s var(--ease);
}
.forge-step:hover .forge-step__num { color: var(--ember); }
.forge-step h3 {
  font-family: var(--grotesk); font-size: 1.25rem; text-transform: uppercase;
  letter-spacing: .04em; color: var(--bone); margin-bottom: .6rem;
}
.forge-step p { font-size: .98rem; color: var(--ash); }

/* ============================================================
   Steel grid (сталь)
   ============================================================ */
.steel-grid {
  display: grid; gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}
.steel-card {
  background: var(--coal-800); border: 1px solid var(--line);
  border-radius: var(--rad); padding: clamp(1.5rem, 2.6vw, 2rem);
  display: flex; flex-direction: column;
  border-top: 3px solid var(--graphite);
  transition: border-top-color .3s var(--ease), transform .25s var(--ease), box-shadow .3s var(--ease);
}
.steel-card:hover {
  border-top-color: var(--ember); transform: translateY(-4px);
  box-shadow: 0 22px 50px -28px #000;
}
.steel-card h3 {
  font-family: var(--grotesk); font-size: 1.4rem; text-transform: uppercase;
  letter-spacing: .03em; color: var(--bone);
}
.steel-card__use {
  font-family: var(--mono); font-size: .8rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ember-hot); margin: .35rem 0 1rem;
}
.steel-card p:not(.steel-card__use):not(.steel-card__price) { color: var(--ash); font-size: .98rem; }
.steel-card__price {
  margin-top: auto; padding-top: 1.2rem; font-family: var(--display);
  font-size: 1.7rem; color: var(--bone); letter-spacing: .01em;
}
.steel-shot {
  margin: clamp(2.2rem, 4vw, 3.4rem) 0 0; border: 1px solid var(--line);
  border-radius: var(--rad); overflow: hidden; position: relative;
}
.steel-shot img { width: 100%; filter: contrast(1.1) saturate(1.05); }
.steel-shot figcaption {
  position: absolute; left: 0; bottom: 0; right: 0;
  padding: 1.6rem 1.4rem .9rem;
  background: linear-gradient(0deg, rgba(11,11,13,.92), transparent);
  font-family: var(--mono); font-size: .85rem; color: var(--smoke); letter-spacing: .04em;
}

/* ============================================================
   Gallery wall (работы)
   ============================================================ */
.gallery-wall {
  display: grid; gap: var(--gap);
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
}
.piece {
  margin: 0; position: relative; overflow: hidden; border-radius: var(--rad);
  border: 1px solid var(--line); grid-column: span 2; grid-row: span 1;
}
.piece--tall { grid-row: span 2; grid-column: span 2; }
.piece--wide { grid-column: span 4; }
.piece img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(.25) contrast(1.06) brightness(.86);
  transition: transform .6s var(--ease), filter .4s var(--ease);
}
.piece:hover img { transform: scale(1.06); filter: grayscale(0) contrast(1.1) brightness(1); }
.piece figcaption {
  position: absolute; inset: auto 0 0 0; padding: 1.4rem 1.2rem 1rem;
  background: linear-gradient(0deg, rgba(11,11,13,.95) 10%, transparent);
  transform: translateY(8px); opacity: .92; transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.piece:hover figcaption { transform: translateY(0); opacity: 1; }
.piece figcaption b {
  display: block; font-family: var(--grotesk); font-size: 1.1rem;
  text-transform: uppercase; letter-spacing: .04em; color: var(--bone);
}
.piece figcaption span { display: block; font-size: .85rem; color: var(--ash); margin-top: .2rem; }
.gallery-more {
  margin-top: clamp(2rem, 4vw, 3rem); text-align: center;
  font-family: var(--grotesk); font-size: 1.08rem; color: var(--smoke);
  max-width: 60ch; margin-left: auto; margin-right: auto;
}

/* ============================================================
   Track (как заказать)
   ============================================================ */
.track {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
}
.track__node {
  position: relative; padding: 1.8rem 1.4rem 1.4rem;
  background: var(--coal-800); border: 1px solid var(--line);
  border-radius: var(--rad);
}
.track__dot {
  position: absolute; top: -18px; left: 1.4rem;
  width: 40px; height: 40px; display: grid; place-items: center;
  font-family: var(--display); font-size: 1.2rem; color: var(--coal-900);
  background: var(--ember); border-radius: 50%;
  box-shadow: 0 0 22px -4px var(--ember-glow);
}
.track__node h3 {
  font-family: var(--grotesk); font-size: 1.2rem; text-transform: uppercase;
  letter-spacing: .03em; color: var(--bone); margin: .8rem 0 .5rem;
}
.track__node p { font-size: .96rem; color: var(--ash); }
.warranty {
  margin-top: clamp(2rem, 4vw, 3rem);
  background:
    linear-gradient(90deg, rgba(201,162,39,.08), transparent 60%),
    var(--coal-850);
  border: 1px solid var(--line-strong); border-left: 3px solid var(--scale);
  border-radius: var(--rad); padding: clamp(1.6rem, 3vw, 2.4rem);
}
.warranty h3 {
  font-family: var(--grotesk); font-size: 1.3rem; text-transform: uppercase;
  letter-spacing: .03em; color: var(--bone); margin-bottom: 1rem;
}
.warranty ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .7rem; }
.warranty li {
  padding-left: 1.9rem; position: relative; color: var(--smoke); font-size: 1rem;
}
.warranty li::before {
  content: "\2692"; position: absolute; left: 0; top: -1px;
  color: var(--scale); font-size: 1.1rem;
}

/* ============================================================
   Shop (мастерская)
   ============================================================ */
.shop {
  display: grid; gap: clamp(1.8rem, 4vw, 3.4rem);
  grid-template-columns: 1fr 1fr; align-items: center;
}
.shop__media { border-radius: var(--rad); overflow: hidden; border: 1px solid var(--line); }
.shop__media img { width: 100%; filter: contrast(1.08) brightness(.9); }
.shop__words p { margin-top: 1rem; color: var(--smoke); }
.shop__words .block-head__h { margin-bottom: .4rem; }
.shop__signs { list-style: none; margin: 1.8rem 0 0; padding: 0; display: grid; gap: .9rem; }
.shop__signs li {
  padding: .9rem 1.1rem; background: var(--coal-800); border: 1px solid var(--line);
  border-radius: var(--rad); font-size: .98rem; color: var(--smoke);
}
.shop__signs span {
  display: inline-block; font-family: var(--mono); font-size: .76rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ember-hot);
  margin-right: .6rem; min-width: 4.2rem;
}

/* ============================================================
   Say (отзывы)
   ============================================================ */
.say {
  display: grid; gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr));
}
.say__card {
  background: var(--coal-800); border: 1px solid var(--line);
  border-radius: var(--rad); padding: clamp(1.6rem, 3vw, 2.2rem);
  position: relative;
}
.say__card::before {
  content: "\201C"; position: absolute; top: -.3rem; left: 1rem;
  font-family: var(--display); font-size: 4rem; color: var(--ember); opacity: .35; line-height: 1;
}
.say__card p { color: var(--smoke); font-size: 1.04rem; padding-top: 1.4rem; }
.say__card footer {
  margin-top: 1.1rem; font-family: var(--mono); font-size: .85rem;
  letter-spacing: .06em; color: var(--ash);
}

/* ============================================================
   Invite (заявка + форма)
   ============================================================ */
.invite {
  display: grid; gap: clamp(2rem, 4vw, 3.6rem);
  grid-template-columns: 1fr 1fr; align-items: start;
}
.invite__words .block-head__h { margin-bottom: .6rem; }
.invite__words p { color: var(--smoke); margin-top: .6rem; }
.invite__contacts { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 1rem; }
.invite__contacts li {
  display: grid; grid-template-columns: 7rem 1fr; gap: .8rem; align-items: baseline;
  padding-bottom: 1rem; border-bottom: 1px solid var(--line);
}
.invite__contacts span {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ash);
}
.invite__contacts a { color: var(--bone); }
.invite__contacts a:hover { color: var(--ember-hot); }

.brief-form {
  background:
    linear-gradient(180deg, rgba(255,90,31,.05), transparent 30%),
    var(--coal-850);
  border: 1px solid var(--line-strong); border-radius: var(--rad);
  padding: clamp(1.6rem, 3vw, 2.4rem); display: grid; gap: 1.2rem;
}
.field { display: grid; gap: .4rem; }
.field label {
  font-family: var(--grotesk); font-weight: 600; font-size: .9rem;
  letter-spacing: .04em; text-transform: uppercase; color: var(--smoke);
}
.field input, .field select, .field textarea {
  font-family: var(--body); font-size: 1rem; color: var(--bone);
  background: var(--coal-700); border: 1px solid var(--line-strong);
  border-radius: var(--rad); padding: .8rem .9rem; width: 100%;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field textarea { resize: vertical; min-height: 96px; }
.field input::placeholder, .field textarea::placeholder { color: var(--slag); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--ember); box-shadow: 0 0 0 3px var(--ember-glow);
}
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea {
  border-color: #e0431f;
}
.field__err { font-family: var(--mono); font-size: .8rem; color: #ff7a5c; min-height: 1em; }
.brief-form__note { font-family: var(--mono); font-size: .82rem; color: var(--ash); letter-spacing: .03em; }
.brief-form__note.is-ok { color: var(--ember-hot); }

/* ============================================================
   Footer
   ============================================================ */
.ground {
  background: var(--coal-850); border-top: 1px solid var(--line-strong);
  margin-top: clamp(2rem, 5vw, 4rem);
}
.ground__inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(2.4rem, 5vw, 3.6rem) var(--rail) 1.6rem;
  display: grid; gap: 2rem; grid-template-columns: 1.4fr 1fr 1.2fr; align-items: start;
}
.ground__brand { display: flex; gap: .8rem; align-items: flex-start; }
.ground__brand p { font-size: .95rem; color: var(--ash); }
.ground__brand b { font-family: var(--display); text-transform: uppercase; color: var(--bone); letter-spacing: .03em; }
.ground__nav { display: flex; flex-direction: column; gap: .6rem; }
.ground__nav a {
  font-family: var(--grotesk); font-size: .92rem; text-transform: uppercase;
  letter-spacing: .04em; color: var(--smoke); transition: color .2s var(--ease);
}
.ground__nav a:hover { color: var(--ember-hot); }
.ground__contacts { font-style: normal; font-size: .95rem; color: var(--ash); line-height: 1.9; }
.ground__contacts a { color: var(--smoke); }
.ground__contacts a:hover { color: var(--ember-hot); }
.ground__legal {
  max-width: var(--maxw); margin: 0 auto;
  padding: 1.4rem var(--rail) 2.4rem;
  border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: .78rem; letter-spacing: .03em; color: var(--slag);
}

/* ============================================================
   Scroll-reveal
   ============================================================ */
.js-rise { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js-rise.is-lit { opacity: 1; transform: none; }
.anvil-hero .js-rise { transition-duration: .8s; }

/* ============================================================
   Адаптив
   ============================================================ */
@media (max-width: 980px) {
  .shop, .invite { grid-template-columns: 1fr; }
  .shop__media { order: -1; }
  .gallery-wall { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; }
  .piece, .piece--tall, .piece--wide { grid-column: span 1; grid-row: span 1; }
  .piece--tall { grid-row: span 2; }
  .piece--wide { grid-column: span 2; }
  .ground__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav {
    position: fixed; inset: 60px 0 auto 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--coal-850); border-bottom: 1px solid var(--line-strong);
    padding: .6rem var(--rail) 1.4rem; transform: translateY(-130%);
    transition: transform .3s var(--ease); box-shadow: 0 24px 50px -24px #000;
  }
  .nav.is-open { transform: translateY(0); }
  .nav a { padding: .85rem 0; border-bottom: 1px solid var(--line); }
  .nav a:not(.nav__call)::after { display: none; }
  .nav__call { text-align: center; margin-top: .9rem; }
  .burner { display: flex; }
  .anvil-hero__title { font-size: clamp(2.6rem, 12vw, 3.6rem); }
  .gallery-wall { grid-template-columns: 1fr; grid-auto-rows: 240px; }
  .piece, .piece--tall, .piece--wide { grid-column: span 1; grid-row: span 1; }
  .ground__inner { grid-template-columns: 1fr; gap: 1.6rem; }
  .invite__contacts li { grid-template-columns: 1fr; gap: .2rem; }
}