/* clubvulkan177e — премиум-лендинг Вулкан / Vulkan, концепт «Обсидиан» (вулканическое стекло, огранка/скол/блеск). Палитра: near-black + золото + бледное золото. */

:root {
  --bg: #08070b;
  --bg-2: #12100c;
  --bg-3: #1b1812;
  --line: #2a2419;
  --line-2: #3c331f;
  --txt: #f4efe6;
  --txt-d: #b8ab95;
  --txt-dd: #7d7158;
  --acc: #f2a51c;
  --acc-2: #ffd35e;
  --acc-2-d: #c97f0e;
  --hot: #e88a05;
  --good: #6cff9e;
  --r: 12px;
  --r-s: 8px;
}

* { box-sizing: border-box }
html { scroll-behavior: smooth }
body {
  margin: 0;
  font: 16px/1.62 "Ubuntu", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Arial, sans-serif;
  color: var(--txt);
  background:
    radial-gradient(1000px 580px at 92% -10%, rgba(242, 165, 28, .14) 0%, transparent 62%),
    radial-gradient(820px 580px at -10% 60%, rgba(255, 211, 94, .07) 0%, transparent 60%),
    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 }

/* ===== HEADING FONT OVERRIDE (все заголовки — Bitter) ===== */
h1, h2, h3, h4,
.logo__t, .glint__num, .kpi__num, .ovrline,
.spallbox__step, .spallbox__pct, .cleavebox__num, .cleavebox__head,
.sliver__cover, .cabochon__name, .gleam__kpi span, .lustrebox__cover,
.polish__t, .basecut__col h4, .basecut__name {
  font-family: "Bitter", Georgia, "Times New Roman", serif;
}

.skip {
  position: absolute; top: -42px; left: 8px;
  padding: 8px 12px; background: var(--acc-2); color: #100a02;
  border-radius: 6px; z-index: 100; font-weight: 700;
}
.skip:focus { top: 8px }

/* ===== TOP BAR ===== */
.rimbar {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 7, 11, .82);
  backdrop-filter: blur(10px);
  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: 30px; height: 30px; flex: none;
  filter: drop-shadow(0 0 10px rgba(242, 165, 28, .55));
}
.logo__t {
  font-weight: 700; line-height: 1; letter-spacing: -.3px;
}
.logo__sub {
  display: block; font-size: 10px; color: var(--txt-d);
  letter-spacing: 2.4px; font-weight: 600; margin-top: 4px;
  text-transform: uppercase; font-family: "Ubuntu", 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 20px; border-radius: 8px;
  font-family: "Bitter", Georgia, serif;
  font-weight: 600; 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 28px; font-size: 15px; border-radius: 10px }
.cta--hot {
  background: linear-gradient(120deg, #ffc23a 0%, #e88a05 100%);
  color: #120a02; border: 0;
  box-shadow: 0 12px 30px -10px rgba(242, 165, 28, .75);
  font-weight: 700;
}
.cta--hot:hover { box-shadow: 0 16px 38px -8px rgba(255, 211, 94, .95) }
.cta--ghost { background: transparent; color: var(--txt); border-color: var(--line) }
.cta--ghost:hover { border-color: var(--acc); color: var(--acc) }

/* ===== AGGREGATE COUNTER STRIP ===== */
.glint {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 0; padding: 10px 22px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(242, 165, 28, .05), rgba(255, 211, 94, .03));
  font-size: 13px;
}
.glint__cell {
  display: flex; flex-direction: column; gap: 2px;
  padding: 6px 14px;
  border-right: 1px solid var(--line);
  align-items: flex-start;
}
.glint__cell:last-child { border-right: 0 }
.glint__num {
  font-weight: 700; font-size: 15px; color: var(--acc);
  letter-spacing: -.2px;
}
.glint__lbl { font-size: 11px; color: var(--txt-d); letter-spacing: .6px; text-transform: uppercase }

/* ===== HERO ===== */
.prism {
  display: grid; grid-template-columns: 1.18fr 1fr; gap: 36px;
  padding: 48px 22px 32px;
  max-width: 1240px; margin: 0 auto;
  align-items: center;
}
.prism__chip {
  display: inline-block;
  font-size: 11px; letter-spacing: 1.4px; color: var(--acc);
  background: rgba(242, 165, 28, .08);
  border: 1px solid rgba(242, 165, 28, .25);
  padding: 6px 12px; border-radius: 4px;
  margin: 0 0 18px;
  text-transform: uppercase; font-weight: 700;
}
h1 {
  font-size: clamp(30px, 4.4vw, 50px); line-height: 1.07;
  margin: 0 0 18px; letter-spacing: -1px; font-weight: 700;
}
.acc { color: var(--acc) }
.prism__sub {
  color: var(--txt-d); font-size: 16px; margin: 0 0 14px; line-height: 1.65;
}
.prism__btns { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 28px }
.prism__pic { margin: 0 }
.prism__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(242, 165, 28, .25), transparent 60%),
    radial-gradient(360px 280px at 78% 80%, rgba(255, 211, 94, .16), transparent 65%),
    linear-gradient(135deg, #14110b 0%, #1d1810 100%);
  aspect-ratio: 16 / 11;
  box-shadow: 0 24px 64px -22px rgba(242, 165, 28, .42);
}
.prism__pic figcaption {
  margin-top: 12px; font-size: 12px; color: var(--txt-dd);
  font-style: italic; text-align: right;
}

/* KPI inline блок */
.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-size: 26px; font-weight: 700;
  color: var(--acc); letter-spacing: -.6px;
}
.kpi__lbl { font-size: 11px; color: var(--txt-d); text-transform: uppercase; letter-spacing: 1.2px }

/* ===== SECTIONS GENERAL ===== */
section {
  max-width: 1240px; margin: 0 auto;
  padding: 56px 22px;
}
section.prism, section.spall { 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: 1.18;
  margin: 0 0 16px; letter-spacing: -.6px; font-weight: 700;
}
h3 {
  font-size: clamp(17px, 2vw, 21px); line-height: 1.32;
  margin: 26px 0 10px; color: var(--acc); font-weight: 600; letter-spacing: -.3px;
}
p { margin: 0 0 14px; color: var(--txt) }
.lead { color: var(--txt-d); font-size: 16px; margin-bottom: 24px; max-width: 780px }

/* ===== WELCOME (spall) ===== */
.spall {
  background:
    radial-gradient(720px 360px at 82% 28%, rgba(255, 211, 94, .07) 0%, transparent 70%),
    rgba(18, 16, 12, .55);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin: 32px 22px;
  max-width: none;
}
.spall__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin: 22px 0 24px;
}
.spallbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px 20px;
  position: relative; overflow: hidden;
  transition: border-color .2s, transform .15s;
}
.spallbox:hover { border-color: var(--acc); transform: translateY(-2px) }
.spallbox::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(242, 165, 28, .07), transparent 60%);
  pointer-events: none;
}
.spallbox__step {
  font-size: 11px; color: var(--acc-2); font-weight: 700;
  letter-spacing: 2px; margin-bottom: 8px; text-transform: uppercase;
}
.spallbox__pct {
  font-size: 30px; font-weight: 700; line-height: 1;
  color: var(--acc); letter-spacing: -.8px;
  margin-bottom: 8px;
}
.spallbox__title { font-weight: 700; font-size: 15px; margin-bottom: 6px }
.spallbox__sub { font-size: 13px; color: var(--txt-d); line-height: 1.5 }

/* ===== THREE STEPS (cleave) ===== */
.cleave__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 22px;
}
.cleavebox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 24px;
  position: relative;
}
.cleavebox__num {
  position: absolute; top: 14px; right: 22px;
  font-size: 56px; font-weight: 700; line-height: 1;
  color: var(--bg-3);
}
.cleavebox__head {
  font-size: 18px; font-weight: 700; margin-bottom: 12px;
  color: var(--acc); font-family: "Bitter", Georgia, serif;
}
.cleavebox p { color: var(--txt-d); font-size: 14px; margin: 0 }

/* ===== SLOT GRID (shard / sliver) ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px; margin: 24px 0;
}
.sliver {
  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;
}
.sliver:hover {
  transform: translateY(-3px);
  border-color: var(--acc);
  box-shadow: 0 18px 36px -14px rgba(242, 165, 28, .42);
}
.sliver__cover {
  width: 100%; aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 22px; color: rgba(244, 239, 230, .92);
  text-align: center; padding: 14px;
  letter-spacing: -.3px; line-height: 1.15;
  position: relative; overflow: hidden;
}
.sliver__cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(160deg, transparent 40%, rgba(0,0,0,.4) 100%);
  pointer-events: none;
}
.cv-1 { background: linear-gradient(135deg, #2a1c04 0%, #f2a51c 100%); color: #120a02 }
.cv-2 { background: linear-gradient(135deg, #3a1208 0%, #ff8a3a 100%) }
.cv-3 { background: linear-gradient(135deg, #1a1408 0%, #ffd35e 100%); color: #120a02 }
.cv-4 { background: linear-gradient(135deg, #251008 0%, #c97f0e 100%) }
.cv-5 { background: linear-gradient(135deg, #2a2208 0%, #e0c44a 100%); color: #120a02 }
.cv-6 { background: linear-gradient(135deg, #180e04 0%, #f2a51c 100%) }
.cv-7 { background: linear-gradient(135deg, #301a06 0%, #ffb347 100%); color: #120a02 }
.cv-8 { background: linear-gradient(135deg, #120f08 0%, #b88a2a 100%) }
.cv-9 { background: linear-gradient(135deg, #2a1804 0%, #ffd35e 100%); color: #120a02 }
.cv-10 { background: linear-gradient(135deg, #1c1408 0%, #d99a1e 100%) }
.cv-11 { background: linear-gradient(135deg, #261604 0%, #f2a51c 100%); color: #120a02 }
.cv-12 { background: linear-gradient(135deg, #181206 0%, #cfa83e 100%) }

.sliver h3 { font-size: 15px; margin: 12px 14px 4px; color: var(--txt); font-weight: 600 }
.sliver p { font-size: 12px; color: var(--txt-d); margin: 0 14px 12px; line-height: 1.4 }
.sliver__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;
}
.sliver__btn:hover { background: var(--acc); border-color: var(--acc); color: #120a02; text-decoration: none }

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

/* ===== LOYALTY (temper) ===== */
.temper__grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  margin-top: 22px;
}
.temperbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px 24px;
  transition: border-color .2s;
}
.temperbox:hover { border-color: var(--acc-2) }
.temperbox__h { font-weight: 700; font-size: 17px; margin-bottom: 10px; color: var(--acc-2); font-family: "Bitter", Georgia, serif }
.temperbox p { color: var(--txt-d); font-size: 14px; margin: 0; line-height: 1.6 }

/* VIP-лестница (cabochon) — re-rolled staircase 0/-5/-12/-19/-26/-34 */
.cabochon {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 6px; margin-top: 14px;
}
.cabochon__step {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 8px;
  text-align: center;
  position: relative;
}
.cabochon__step:nth-child(1) { transform: translateY(0) }
.cabochon__step:nth-child(2) { transform: translateY(-5px) }
.cabochon__step:nth-child(3) { transform: translateY(-12px) }
.cabochon__step:nth-child(4) { transform: translateY(-19px); border-color: var(--acc); background: var(--bg-2) }
.cabochon__step:nth-child(5) { transform: translateY(-26px); border-color: var(--acc); background: var(--bg-2) }
.cabochon__step:nth-child(6) { transform: translateY(-34px); border-color: var(--acc-2); background: linear-gradient(135deg, var(--bg-2), rgba(255, 211, 94, .1)) }
.cabochon__name {
  font-size: 12px; font-weight: 700; color: var(--txt);
  display: block; line-height: 1; margin-bottom: 5px;
}
.cabochon__cb { font-size: 11px; color: var(--txt-d) }
.cabochon__step:nth-child(6) .cabochon__name { color: var(--acc-2) }

/* ===== TOUR (gleam) ===== */
.gleam {
  background:
    radial-gradient(640px 360px at 50% 50%, rgba(242, 165, 28, .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;
}
.gleam__btns { margin: 22px 0 28px }
.gleam__kpi {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin-top: 22px;
}
.gleam__kpi > div {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 18px 16px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  text-align: center;
}
.gleam__kpi span {
  font-size: 22px; font-weight: 700; color: var(--acc);
  margin-bottom: 4px; letter-spacing: -.3px;
}
.gleam__kpi em { font-size: 14px; font-weight: 700; color: var(--txt); font-style: normal }
.gleam__kpi i { font-size: 12px; color: var(--txt-d); font-style: normal; line-height: 1.4 }

/* ===== LIVE GALLERY (lustre) ===== */
.lustre__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px; margin-top: 22px;
}
.lustrebox {
  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;
}
.lustrebox:hover {
  transform: translateY(-3px);
  border-color: var(--hot);
  box-shadow: 0 18px 36px -14px rgba(232, 138, 5, .42);
}
.lustrebox__cover {
  width: 100%; aspect-ratio: 16 / 9;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 18px; color: rgba(244, 239, 230, .94);
  padding: 12px; text-align: center; letter-spacing: -.2px;
  position: relative; overflow: hidden;
}
.lv-1 { background: linear-gradient(135deg, #301a06 0%, #f2a51c 100%) }
.lv-2 { background: linear-gradient(135deg, #1a1206 0%, #ffd35e 100%); color: #120a02 }
.lv-3 { background: linear-gradient(135deg, #281404 0%, #c97f0e 100%) }
.lv-4 { background: linear-gradient(135deg, #2a2008 0%, #e0c44a 100%); color: #120a02 }
.lv-5 { background: linear-gradient(135deg, #200e04 0%, #ff8a3a 100%) }
.lv-6 { background: linear-gradient(135deg, #141006 0%, #d99a1e 100%); color: #120a02 }

.lustrebox__b { padding: 14px 16px 16px; position: relative }
.lustrebox__t { font-weight: 700; font-size: 16px; margin-bottom: 4px }
.lustrebox__s { font-size: 12px; color: var(--txt-d); margin-bottom: 10px }
.lustrebox__m { font-size: 13px; color: var(--acc-2); font-weight: 600; margin-bottom: 4px }
.lustrebox__p { font-size: 12px; color: var(--txt-dd) }
.lustrebox__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;
}

/* ===== BRAND OVERVIEW (vitrine) ===== */
.vitrine h3 {
  border-left: 3px solid var(--acc);
  padding-left: 14px; margin-top: 30px;
}
.vitrine p { color: var(--txt); line-height: 1.7 }
.vitrine--note {
  background: rgba(18, 16, 12, .5);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin: 12px 22px 0;
  max-width: none;
}
.vitrine--note .lead { max-width: none; margin-bottom: 0; color: var(--txt-d) }
.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;
}

/* ===== REVIEWS (murmur) ===== */
.murmur__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 22px;
}
.murmurbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px 24px;
  display: flex; flex-direction: column; gap: 14px;
}
.murmurbox__stars { color: var(--acc-2); font-size: 16px; letter-spacing: 4px }
.murmurbox__stars--four .star-off { color: var(--line-2) }
.murmurbox__q { font-size: 14px; line-height: 1.6; color: var(--txt); margin: 0 }
.murmurbox__meta {
  display: flex; align-items: center; gap: 10px;
  font-size: 12px; color: var(--txt-d);
  border-top: 1px solid var(--line); padding-top: 14px;
}
.murmurbox__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: #120a02; font-weight: 700; font-size: 14px;
  flex: none;
}

/* ===== PAYMENTS (polish) ===== */
.polish__grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px;
  margin: 22px 0 22px;
}
.polishbox {
  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;
}
.polishbox__n { font-size: 15px; color: var(--txt); font-weight: 700 }
.polishbox i { font-size: 11px; color: var(--txt-d); font-style: normal; text-transform: uppercase; letter-spacing: 1px }

.polish__times {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin-top: 8px;
}
.polish__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;
}
.polish__t {
  font-size: 16px; color: var(--acc); font-weight: 700;
}
.polish__times span:not(.polish__t) { font-size: 12px; color: var(--txt-d) }

/* ===== FINAL CTA (verge) ===== */
.verge {
  text-align: center; padding: 56px 22px;
  background:
    radial-gradient(620px 320px at 50% 50%, rgba(242, 165, 28, .15) 0%, transparent 70%),
    var(--bg-2);
  border-radius: var(--r);
  margin: 32px 22px;
  border: 1px solid var(--line);
  max-width: none;
}
.verge h2 { margin-bottom: 10px }
.verge p { color: var(--txt-d); margin-bottom: 24px }

/* ===== FAQ (riddles) ===== */
.riddles 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: 11px;
  transition: transform .25s;
}
details[open] summary::after { transform: translateY(-50%) rotate(45deg); border-color: var(--acc) }
details p { margin: 12px 0 0; color: var(--txt-d); font-size: 15px; line-height: 1.65 }

/* ===== FOOTER (basecut) ===== */
.basecut {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  background: rgba(8, 7, 11, .6);
}
.basecut__top {
  max-width: 1240px; margin: 0 auto;
  padding: 42px 22px 26px;
  display: grid; grid-template-columns: 1.4fr 2fr; gap: 36px;
}
.basecut__brand { font-size: 14px; color: var(--txt-d); line-height: 1.65 }
.basecut__logo {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.basecut__logo span { display: flex; flex-direction: column; line-height: 1.1 }
.basecut__name { color: var(--txt); font-size: 16px; font-weight: 700; margin-bottom: 2px }
.basecut__legal { font-size: 12px; color: var(--txt-dd); margin: 0; line-height: 1.65 }
.basecut__op { color: var(--acc); font-weight: 600 }
.basecut__cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.basecut__col h4 {
  font-size: 12px; color: var(--acc-2); font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.6px;
  margin: 0 0 12px;
}
.basecut__col ul { list-style: none; padding: 0; margin: 0 }
.basecut__col li {
  font-size: 13px; color: var(--txt-d);
  padding: 4px 0; cursor: default;
  transition: color .15s;
}
.basecut__col li:hover { color: var(--txt) }
.basecut__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);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .spall__grid { grid-template-columns: 1fr }
  .polish__grid { grid-template-columns: repeat(3, 1fr) }
  .gleam__kpi { grid-template-columns: repeat(2, 1fr) }
  .murmur__grid { grid-template-columns: 1fr }
  .basecut__top { grid-template-columns: 1fr }
  .glint { grid-template-columns: repeat(3, 1fr) }
  .glint__cell:nth-child(4), .glint__cell:nth-child(5) { border-top: 1px solid var(--line); padding-top: 8px }
  .cabochon { grid-template-columns: repeat(3, 1fr) }
  .cabochon__step { transform: none !important }
}

@media (max-width: 880px) {
  .prism { grid-template-columns: 1fr; gap: 24px; padding-top: 32px }
  .prism__pic { order: -1 }
  .nav { display: none }
  .rimbar { padding: 11px 14px }
  section { padding: 36px 16px }
  .spall, .gleam, .verge { padding: 36px 18px; margin: 22px 14px }
  .cleave__grid { grid-template-columns: 1fr }
  .temper__grid { grid-template-columns: 1fr }
  .basecut__top { padding: 30px 16px 22px; gap: 22px }
  .basecut__cols { grid-template-columns: repeat(2, 1fr); gap: 18px }
  .glint { padding: 8px 14px; grid-template-columns: repeat(2, 1fr); font-size: 12px }
  .glint__cell { padding: 4px 10px }
  .polish__times { grid-template-columns: 1fr }
  .kpi { grid-template-columns: repeat(2, 1fr) }
}

@media (max-width: 480px) {
  .grid { grid-template-columns: repeat(2, 1fr); gap: 10px }
  .lustre__grid { grid-template-columns: 1fr }
  .sliver h3 { font-size: 13px }
  .sliver p { font-size: 11px }
  .sliver__cover { font-size: 16px }
  .prism__btns { flex-direction: column; align-items: stretch }
  .cta--big { width: 100% }
  .polish__grid { grid-template-columns: repeat(2, 1fr) }
  .gleam__kpi { grid-template-columns: 1fr }
  .basecut__cols { grid-template-columns: 1fr }
  .cabochon { grid-template-columns: repeat(2, 1fr) }
}