/* clubvulkan4jl9.buzz — Вулкан / Vulkan, концепт «Риолит» (фельзитовый светлый вулканический камень). Палитра: сливово-чёрный фон + роза-маджента + блаш */

:root {
  --bg: #120710;
  --bg-2: #1c0c18;
  --bg-3: #2a1226;
  --line: #3a1a33;
  --line-2: #54264a;
  --txt: #fbeef6;
  --txt-d: #dcb3cd;
  --txt-dd: #9c7088;
  --acc: #ff4f9d;
  --acc-2: #ff9ec6;
  --acc-2-d: #ff6fae;
  --hot: #e02d7f;
  --good: #7fe8c2;
  --r: 14px;
  --r-s: 9px;
}

* { box-sizing: border-box }
html { scroll-behavior: smooth }
body {
  margin: 0;
  font: 16px/1.64 "Rubik", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Arial, sans-serif;
  color: var(--txt);
  background:
    radial-gradient(960px 600px at 88% -12%, rgba(255, 79, 157, .15) 0%, transparent 60%),
    radial-gradient(780px 560px at -8% 64%, rgba(255, 158, 198, .08) 0%, transparent 62%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; height: auto }
a { color: var(--acc); text-decoration: none }
a:hover { text-decoration: underline }

/* Заголовочный шрифт Alice на всех уровнях */
h1, h2, h3, h4,
.logo__t, .felscall h2, .ovrline { font-family: "Alice", Georgia, "Times New Roman", serif; }

.skip {
  position: absolute; top: -44px; left: 8px;
  padding: 8px 13px; background: var(--acc-2); color: #1a0712;
  border-radius: 6px; z-index: 100; font-weight: 700;
}
.skip:focus { top: 8px }

/* ===== ВЕРХНЯЯ ПАНЕЛЬ ===== */
.felsbar {
  display: flex; align-items: center; gap: 16px;
  padding: 13px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(18, 7, 16, .84);
  backdrop-filter: blur(11px);
  position: sticky; top: 0; z-index: 50;
}
.logo { display: flex; align-items: center; gap: 11px; color: var(--txt) }
.logo:hover { text-decoration: none }
.logo__svg {
  width: 31px; height: 31px; flex: none;
  filter: drop-shadow(0 0 11px rgba(255, 79, 157, .55));
}
.logo__t {
  font-weight: 700; line-height: 1; letter-spacing: -.2px; font-size: 19px;
}
.logo__sub {
  display: block; font-size: 10px; color: var(--txt-d);
  letter-spacing: 2.5px; font-weight: 500; margin-top: 4px;
  text-transform: uppercase; font-family: "Rubik", sans-serif;
}
.nav { display: flex; gap: 22px; margin-left: auto; flex-wrap: wrap }
.nav a {
  color: var(--txt-d); font-size: 14px; padding: 4px 0;
  border-bottom: 1px solid transparent; transition: color .15s, border-color .15s;
}
.nav a:hover { color: var(--acc); border-bottom-color: var(--acc); text-decoration: none }

/* ===== CTA ===== */
.cta {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 21px; border-radius: 9px;
  font-family: "Rubik", system-ui, sans-serif;
  font-weight: 700; font-size: 14px;
  border: 1px solid transparent; white-space: nowrap;
  transition: transform .15s, box-shadow .2s, background .2s;
  cursor: pointer; letter-spacing: .1px;
}
.cta:hover { text-decoration: none; transform: translateY(-1px) }
.cta--small { background: var(--bg-3); color: var(--txt); border-color: var(--line) }
.cta--small:hover { background: var(--bg-2); border-color: var(--acc) }
.cta--big { padding: 15px 30px; font-size: 15px; border-radius: 11px }
.cta--hot {
  background: linear-gradient(118deg, #ff6fae 0%, #e02d7f 100%);
  color: #fff5fa; border: 0;
  box-shadow: 0 12px 30px -10px rgba(255, 79, 157, .72);
}
.cta--hot:hover { box-shadow: 0 16px 40px -8px rgba(255, 79, 157, .95) }
.cta--ghost { background: transparent; color: var(--txt); border-color: var(--line) }
.cta--ghost:hover { border-color: var(--acc); color: var(--acc) }

/* ===== СВОДНАЯ СТРОКА СЧЁТЧИКОВ ===== */
.silstat {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 0; padding: 11px 22px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(255, 79, 157, .05), rgba(255, 158, 198, .03));
  font-size: 13px;
}
.silstat__cell {
  display: flex; flex-direction: column; gap: 2px;
  padding: 6px 14px;
  border-right: 1px solid var(--line);
  align-items: flex-start;
}
.silstat__cell:last-child { border-right: 0 }
.silstat__num {
  font-weight: 700; font-size: 15px; color: var(--acc);
  letter-spacing: -.2px; font-family: "Alice", serif;
}
.silstat__lbl { font-size: 11px; color: var(--txt-d); letter-spacing: .6px; text-transform: uppercase }

/* ===== ГЕРОЙ ===== */
.flowband {
  display: grid; grid-template-columns: 1.18fr 1fr; gap: 38px;
  padding: 50px 22px 34px;
  max-width: 1240px; margin: 0 auto;
  align-items: center;
}
.flowband__chip {
  display: inline-block;
  font-size: 11px; letter-spacing: 1.5px; color: var(--acc);
  background: rgba(255, 79, 157, .09);
  border: 1px solid rgba(255, 79, 157, .28);
  padding: 6px 13px; border-radius: 4px;
  margin: 0 0 18px;
  text-transform: uppercase; font-weight: 700;
}
h1 {
  font-size: clamp(30px, 4.4vw, 50px); line-height: 1.08;
  margin: 0 0 18px; letter-spacing: -.6px; font-weight: 400;
}
.acc { color: var(--acc) }
.flowband__sub {
  color: var(--txt-d); font-size: 16px; margin: 0 0 14px; line-height: 1.66;
}
.flowband__btns { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 28px }
.flowband__pic { margin: 0 }
.flowband__pic-svg {
  display: block; width: 100%; height: auto;
  border-radius: var(--r); border: 1px solid var(--line);
  background:
    radial-gradient(420px 320px at 30% 28%, rgba(255, 79, 157, .26), transparent 60%),
    radial-gradient(340px 280px at 76% 80%, rgba(255, 158, 198, .18), transparent 65%),
    linear-gradient(135deg, #1c0c18 0%, #2a1226 100%);
  aspect-ratio: 16 / 11;
  box-shadow: 0 24px 64px -22px rgba(255, 79, 157, .42);
}
.flowband__pic figcaption {
  margin-top: 12px; font-size: 12px; color: var(--txt-dd);
  font-style: italic; text-align: right;
}

/* KPI блок героя */
.kpi {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  padding: 18px 0 0; border-top: 1px solid var(--line);
}
.kpi__item { display: flex; flex-direction: column; gap: 2px }
.kpi__num {
  font-family: "Alice", serif;
  font-size: 26px; font-weight: 400;
  color: var(--acc); letter-spacing: -.4px;
}
.kpi__lbl { font-size: 11px; color: var(--txt-d); text-transform: uppercase; letter-spacing: 1.2px }

/* ===== ОБЩИЕ СЕКЦИИ ===== */
section {
  max-width: 1240px; margin: 0 auto;
  padding: 58px 22px;
}
section.flowband, section.quartz { padding-top: 36px }
.ovrline {
  display: inline-block;
  font-size: 11px; letter-spacing: 2.6px; text-transform: uppercase;
  color: var(--acc-2); font-weight: 700;
  margin: 0 0 10px;
}
h2 {
  font-size: clamp(24px, 3.2vw, 36px); line-height: 1.2;
  margin: 0 0 16px; letter-spacing: -.3px; font-weight: 400;
}
h3 {
  font-size: clamp(17px, 2vw, 21px); line-height: 1.34;
  margin: 26px 0 10px; color: var(--acc); font-weight: 400; letter-spacing: -.1px;
}
p { margin: 0 0 14px; color: var(--txt) }
.lead { color: var(--txt-d); font-size: 16px; margin-bottom: 24px; max-width: 790px }

/* ===== ВЕЛКАМ ===== */
.quartz {
  background:
    radial-gradient(720px 360px at 80% 26%, rgba(255, 158, 198, .07) 0%, transparent 70%),
    rgba(28, 12, 24, .55);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin: 32px 22px;
  max-width: none;
}
.quartz__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin: 22px 0 24px;
}
.quartzbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 23px 21px;
  position: relative; overflow: hidden;
  transition: border-color .2s, transform .15s;
}
.quartzbox:hover { border-color: var(--acc); transform: translateY(-2px) }
.quartzbox::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255, 79, 157, .07), transparent 60%);
  pointer-events: none;
}
.quartzbox__step {
  font-size: 11px; color: var(--acc-2); font-weight: 700;
  letter-spacing: 2px; margin-bottom: 8px; text-transform: uppercase;
}
.quartzbox__pct {
  font-family: "Alice", serif;
  font-size: 30px; font-weight: 400; line-height: 1;
  color: var(--acc); letter-spacing: -.4px;
  margin-bottom: 8px;
}
.quartzbox__title { font-weight: 700; font-size: 15px; margin-bottom: 6px }
.quartzbox__sub { font-size: 13px; color: var(--txt-d); line-height: 1.52 }

/* ===== ТРИ ШАГА ===== */
.sinter__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 22px;
}
.sinterbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 25px;
  position: relative;
}
.sinterbox__num {
  font-family: "Alice", serif;
  position: absolute; top: 14px; right: 22px;
  font-size: 56px; font-weight: 400; line-height: 1;
  color: var(--bg-3);
}
.sinterbox__head {
  font-size: 18px; font-weight: 700; margin-bottom: 12px;
  color: var(--acc); font-family: "Alice", serif;
}
.sinterbox p { color: var(--txt-d); font-size: 14px; margin: 0 }

/* ===== СЕТКА СЛОТОВ ===== */
.perlgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px; margin: 24px 0;
}
.glasscard {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  transition: transform .15s, border-color .2s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.glasscard:hover {
  transform: translateY(-3px);
  border-color: var(--acc);
  box-shadow: 0 18px 36px -14px rgba(255, 79, 157, .42);
}
.glasscard__cover {
  width: 100%; aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
  font-family: "Alice", serif;
  font-weight: 400; font-size: 22px; color: rgba(251, 238, 246, .92);
  text-align: center; padding: 14px;
  letter-spacing: -.2px; line-height: 1.16;
  position: relative; overflow: hidden;
}
.glasscard__cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(160deg, transparent 40%, rgba(0,0,0,.36) 100%);
  pointer-events: none;
}
.sph-1 { background: linear-gradient(135deg, #3a0a26 0%, #ff4f9d 100%) }
.sph-2 { background: linear-gradient(135deg, #2a1206 0%, #ff9e5a 100%); color: #1a0712 }
.sph-3 { background: linear-gradient(135deg, #1a0a30 0%, #b48cff 100%) }
.sph-4 { background: linear-gradient(135deg, #08283a 0%, #5ad6ff 100%) }
.sph-5 { background: linear-gradient(135deg, #3a0a18 0%, #ff8090 100%) }
.sph-6 { background: linear-gradient(135deg, #2a081a 0%, #ff9ec6 100%); color: #1a0712 }
.sph-7 { background: linear-gradient(135deg, #082a22 0%, #7fe8c2 100%); color: #08160c }
.sph-8 { background: linear-gradient(135deg, #2a0a1a 0%, #e02d7f 100%) }
.sph-9 { background: linear-gradient(135deg, #1a2208 0%, #d6e84f 100%); color: #1a0712 }
.sph-10 { background: linear-gradient(135deg, #2a081a 0%, #ff6fae 100%) }
.sph-11 { background: linear-gradient(135deg, #08222a 0%, #4dd6d6 100%) }
.sph-12 { background: linear-gradient(135deg, #2a1226 0%, #ff66cc 100%) }

.glasscard h3 { font-size: 15px; margin: 12px 14px 4px; color: var(--txt); font-weight: 700; font-family: "Rubik", sans-serif }
.glasscard p { font-size: 12px; color: var(--txt-d); margin: 0 14px 12px; line-height: 1.4 }
.glasscard__btn {
  display: block; padding: 10px;
  margin: auto 12px 12px;
  background: var(--bg-3); color: var(--txt);
  text-align: center; border-radius: 6px; font-size: 13px; font-weight: 600;
  border: 1px solid var(--line); transition: all .15s;
}
.glasscard__btn:hover { background: var(--acc); border-color: var(--acc); color: #1a0712; text-decoration: none }

.sanidin { margin: 22px 0 0 }
.sanidin__title { font-size: 12px; color: var(--acc-2); margin-bottom: 10px; letter-spacing: 1.4px; text-transform: uppercase; font-weight: 700 }
.sanidin__list { display: flex; flex-wrap: wrap; gap: 8px }
.sanidin__list span {
  padding: 6px 12px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 12px; color: var(--txt-d);
}

/* ===== ЛОЯЛЬНОСТЬ ===== */
.spherul__grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  margin-top: 22px;
}
.spherulbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 23px 25px;
  transition: border-color .2s;
}
.spherulbox:hover { border-color: var(--acc-2) }
.spherulbox__h { font-weight: 700; font-size: 17px; margin-bottom: 10px; color: var(--acc-2); font-family: "Alice", serif }
.spherulbox p { color: var(--txt-d); font-size: 14px; margin: 0; line-height: 1.62 }

/* VIP-лестница (риолитовый поток ступеней) */
.bandrow {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 6px; margin-top: 14px;
}
.bandrow__step {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 8px;
  text-align: center;
  position: relative;
}
.bandrow__step:nth-child(1) { transform: translateY(0) }
.bandrow__step:nth-child(2) { transform: translateY(-3px) }
.bandrow__step:nth-child(3) { transform: translateY(-10px) }
.bandrow__step:nth-child(4) { transform: translateY(-18px); border-color: var(--acc); background: var(--bg-2) }
.bandrow__step:nth-child(5) { transform: translateY(-26px); border-color: var(--acc); background: var(--bg-2) }
.bandrow__step:nth-child(6) { transform: translateY(-36px); border-color: var(--acc-2); background: linear-gradient(135deg, var(--bg-2), rgba(255, 158, 198, .1)) }
.bandrow__name {
  font-family: "Alice", serif;
  font-size: 12px; font-weight: 400; color: var(--txt);
  display: block; line-height: 1.1; margin-bottom: 5px;
}
.bandrow__cb { font-size: 11px; color: var(--txt-d) }
.bandrow__step:nth-child(6) .bandrow__name { color: var(--acc-2) }

/* ===== ТУРНИР ===== */
.fiammecup {
  background:
    radial-gradient(640px 360px at 50% 50%, rgba(255, 79, 157, .1) 0%, transparent 70%),
    var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin: 32px 22px; max-width: none;
  text-align: center;
}
.fiammecup__btns { margin: 22px 0 28px }
.fiammecup__kpi {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin-top: 22px;
}
.fiammecup__kpi > div {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 19px 16px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  text-align: center;
}
.fiammecup__kpi span {
  font-family: "Alice", serif;
  font-size: 22px; font-weight: 400; color: var(--acc);
  margin-bottom: 4px; letter-spacing: -.2px;
}
.fiammecup__kpi em { font-size: 14px; font-weight: 700; color: var(--txt); font-style: normal }
.fiammecup__kpi i { font-size: 12px; color: var(--txt-d); font-style: normal; line-height: 1.42 }

/* ===== LIVE-ЗАЛ ===== */
.lithoph__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px; margin-top: 22px;
}
.lithophbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  position: relative;
  transition: transform .15s, border-color .2s, box-shadow .25s;
}
.lithophbox:hover {
  transform: translateY(-3px);
  border-color: var(--hot);
  box-shadow: 0 18px 36px -14px rgba(224, 45, 127, .4);
}
.lithophbox__cover {
  width: 100%; aspect-ratio: 16 / 9;
  display: flex; align-items: center; justify-content: center;
  font-family: "Alice", serif;
  font-weight: 400; font-size: 18px; color: rgba(251, 238, 246, .94);
  padding: 12px; text-align: center; letter-spacing: -.1px;
  position: relative; overflow: hidden;
}
.lit-1 { background: linear-gradient(135deg, #2a081a 0%, #ff4f9d 100%) }
.lit-2 { background: linear-gradient(135deg, #1a0a30 0%, #b48cff 100%) }
.lit-3 { background: linear-gradient(135deg, #082a22 0%, #7fe8c2 100%); color: #08160c }
.lit-4 { background: linear-gradient(135deg, #2a1206 0%, #ff9e5a 100%); color: #1a0712 }
.lit-5 { background: linear-gradient(135deg, #2a0a1a 0%, #e02d7f 100%) }
.lit-6 { background: linear-gradient(135deg, #08222a 0%, #4dd6d6 100%) }

.lithophbox__b { padding: 14px 16px 16px; position: relative }
.lithophbox__t { font-weight: 700; font-size: 16px; margin-bottom: 4px }
.lithophbox__s { font-size: 12px; color: var(--txt-d); margin-bottom: 10px }
.lithophbox__m { font-size: 13px; color: var(--acc-2); font-weight: 600; margin-bottom: 4px }
.lithophbox__p { font-size: 12px; color: var(--txt-dd) }
.lithophbox__live {
  position: absolute; top: 12px; right: 16px;
  background: var(--hot); color: #fff;
  padding: 3px 10px; border-radius: 4px;
  font-size: 10px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase;
}

/* ===== ОБЗОР БРЕНДА ===== */
.rhyolite h3 {
  border-left: 3px solid var(--acc);
  padding-left: 14px; margin-top: 30px;
}
.rhyolite p { color: var(--txt); line-height: 1.72 }
.badges {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--line);
}
.bdg {
  padding: 7px 13px;
  background: var(--bg-2);
  border: 1px solid var(--acc);
  border-radius: 4px;
  font-size: 12px; color: var(--txt);
  letter-spacing: .4px;
}

/* ===== ОТЗЫВЫ ===== */
.assayer__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 22px;
}
.assayerbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 23px 25px;
  display: flex; flex-direction: column; gap: 14px;
}
.assayerbox__stars { color: var(--acc-2); font-size: 16px; letter-spacing: 4px }
.assayerbox__stars--four .star-off { color: var(--line-2) }
.assayerbox__q { font-size: 14px; line-height: 1.62; color: var(--txt); margin: 0 }
.assayerbox__meta {
  display: flex; align-items: center; gap: 10px;
  font-size: 12px; color: var(--txt-d);
  border-top: 1px solid var(--line); padding-top: 14px;
}
.assayerbox__name { color: var(--txt); font-weight: 600 }
.assayerbox__a {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--acc), var(--acc-2));
  border-radius: 50%; color: #1a0712; font-weight: 700; font-size: 14px;
  flex: none;
}

/* ===== КАССА ===== */
.vitrify__grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px;
  margin: 22px 0 22px;
}
.vitrifybox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  padding: 18px 14px;
  text-align: center;
  display: flex; flex-direction: column; gap: 4px;
}
.vitrifybox__rail { font-size: 15px; color: var(--txt); font-weight: 700; font-family: "Alice", serif }
.vitrifybox__t { font-size: 11px; color: var(--txt-d); text-transform: uppercase; letter-spacing: 1px }

.vitrify__times {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin-top: 8px;
}
.vitrify__times > div {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  padding: 14px 18px;
  display: flex; flex-direction: column; gap: 4px;
}
.vitrify__times .vitrify__t-num {
  font-family: "Alice", serif;
  font-size: 16px; color: var(--acc); font-weight: 400;
}
.vitrify__times span { font-size: 12px; color: var(--txt-d) }

/* ===== ФИНАЛЬНЫЙ CTA ===== */
.felscall {
  text-align: center; padding: 58px 22px;
  background:
    radial-gradient(620px 320px at 50% 50%, rgba(255, 79, 157, .15) 0%, transparent 70%),
    var(--bg-2);
  border-radius: var(--r);
  margin: 32px 22px;
  border: 1px solid var(--line);
  max-width: none;
}
.felscall h2 { margin-bottom: 10px }
.felscall p { color: var(--txt-d); margin-bottom: 24px }

/* ===== FAQ ===== */
.rhyofaq h2 { margin-bottom: 22px }
details {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-s);
  padding: 16px 20px;
  margin: 0 0 10px;
  transition: border-color .2s;
}
details[open] { border-color: var(--acc) }
summary {
  cursor: pointer; font-weight: 600; list-style: none;
  position: relative; padding-right: 32px;
  display: flex; align-items: center; min-height: 24px;
}
summary::-webkit-details-marker { display: none }
summary::after {
  content: "✦"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  width: 22px; height: 22px;
  border: 1px solid var(--line); border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: var(--acc); font-size: 12px;
  transition: transform .25s;
}
details[open] summary::after { transform: translateY(-50%) rotate(72deg); border-color: var(--acc) }
details p { margin: 12px 0 0; color: var(--txt-d); font-size: 15px; line-height: 1.66 }

/* ===== ПОДВАЛ ===== */
.tuffbed {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  background: rgba(18, 7, 16, .62);
}
.tuffbed__top {
  max-width: 1240px; margin: 0 auto;
  padding: 44px 22px 26px;
  display: grid; grid-template-columns: 1.4fr 2fr; gap: 38px;
}
.tuffbed__brand { font-size: 14px; color: var(--txt-d); line-height: 1.66 }
.tuffbed__logo {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.tuffbed__logo span { display: flex; flex-direction: column; line-height: 1.12 }
.tuffbed__logo .tuffbed__lname { color: var(--txt); font-size: 16px; font-weight: 700; margin-bottom: 2px; font-family: "Alice", serif }
.tuffbed__legal { font-size: 12px; color: var(--txt-dd); margin: 0; line-height: 1.66 }
.tuffbed__legal .tuffbed__op { color: var(--acc); font-weight: 600 }
.tuffbed__cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.tuffbed__col h4 {
  font-size: 12px; color: var(--acc-2); font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.6px;
  margin: 0 0 12px;
}
.tuffbed__col ul { list-style: none; padding: 0; margin: 0 }
.tuffbed__col li {
  font-size: 13px; color: var(--txt-d);
  padding: 4px 0; cursor: default;
  transition: color .15s;
}
.tuffbed__col li:hover { color: var(--txt) }
.tuffbed__note {
  max-width: 1240px; margin: 0 auto;
  padding: 4px 22px 20px;
  font-size: 12px; color: var(--txt-dd); line-height: 1.66;
}
.tuffbed__note .tuffbed__au { color: var(--txt-d); font-weight: 600 }
.tuffbed__bottom {
  border-top: 1px solid var(--line);
  padding: 16px 22px;
  max-width: 1240px; margin: 0 auto;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px;
  font-size: 12px; color: var(--txt-dd);
}

/* ===== АДАПТИВ ===== */
@media (max-width: 1024px) {
  .quartz__grid { grid-template-columns: 1fr }
  .vitrify__grid { grid-template-columns: repeat(3, 1fr) }
  .fiammecup__kpi { grid-template-columns: repeat(2, 1fr) }
  .assayer__grid { grid-template-columns: 1fr }
  .tuffbed__top { grid-template-columns: 1fr }
  .silstat { grid-template-columns: repeat(3, 1fr) }
  .silstat__cell:nth-child(4), .silstat__cell:nth-child(5) { border-top: 1px solid var(--line); padding-top: 8px }
  .bandrow { grid-template-columns: repeat(3, 1fr) }
  .bandrow__step { transform: none !important }
}

@media (max-width: 880px) {
  .flowband { grid-template-columns: 1fr; gap: 24px; padding-top: 32px }
  .flowband__pic { order: -1 }
  .nav { display: none }
  .felsbar { padding: 11px 14px }
  section { padding: 38px 16px }
  .quartz, .fiammecup, .felscall { padding: 38px 18px; margin: 22px 14px }
  .sinter__grid { grid-template-columns: 1fr }
  .spherul__grid { grid-template-columns: 1fr }
  .tuffbed__top { padding: 30px 16px 22px; gap: 22px }
  .tuffbed__cols { grid-template-columns: repeat(2, 1fr); gap: 18px }
  .silstat { padding: 8px 14px; grid-template-columns: repeat(2, 1fr); font-size: 12px }
  .silstat__cell { padding: 4px 10px }
  .vitrify__times { grid-template-columns: 1fr }
  .kpi { grid-template-columns: repeat(2, 1fr) }
}

@media (max-width: 480px) {
  .perlgrid { grid-template-columns: repeat(2, 1fr); gap: 10px }
  .lithoph__grid { grid-template-columns: 1fr }
  .glasscard h3 { font-size: 13px }
  .glasscard p { font-size: 11px }
  .glasscard__cover { font-size: 16px }
  .flowband__btns { flex-direction: column; align-items: stretch }
  .cta--big { width: 100% }
  .vitrify__grid { grid-template-columns: repeat(2, 1fr) }
  .fiammecup__kpi { grid-template-columns: 1fr }
  .tuffbed__cols { grid-template-columns: 1fr }
  .bandrow { grid-template-columns: repeat(2, 1fr) }
}