/* vulkan5173.cyou — Вулкан / Vulkan. Концепт «Мантийный плюм»: восходящий диапир, голова-хвост, суперплюм. Палитра — глубокая мантия + магента-фиолет. */

:root {
  --bg: #0c0612;
  --bg-2: #170a20;
  --bg-3: #241033;
  --line: #2c1740;
  --line-2: #3f2057;
  --txt: #f0e6f7;
  --txt-d: #b69ccb;
  --txt-dd: #806592;
  --acc: #c23af2;
  --acc-2: #e29bf7;
  --acc-2-d: #b878dc;
  --hot: #cd49f5;
  --good: #8fdca0;
  --r: 12px;
  --r-s: 8px;
}

* { box-sizing: border-box }
html { scroll-behavior: smooth }
body {
  margin: 0;
  font: 16px/1.62 "Fira Sans Condensed", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, Arial, sans-serif;
  color: var(--txt);
  background:
    radial-gradient(1000px 600px at 50% -12%, rgba(194, 58, 242, .18) 0%, transparent 64%),
    radial-gradient(820px 560px at 8% 70%, rgba(226, 155, 247, .07) 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 }

/* heading-override: вся типографика заголовков — Marck Script */
h1, h2, h3, h4,
.logo__t, .cta, .mantlestat__num, .kpi__num,
.ovrline, .diapirbox__step, .diapirbox__pct, .ascbox__num, .ascbox__head,
.magmacard__cover, .plumefeed__title, .hotbox__h, .plumestep__name,
.plumecup__kpi span, .upbox__cover, .magmarailbox__t, .magmarail__big,
.mantlebed__col h4, .mantlebed__name {
  font-family: "Marck Script", "Fira Sans Condensed", cursive, system-ui, sans-serif;
}

.skip {
  position: absolute; top: -42px; left: 8px;
  padding: 8px 12px; background: var(--acc-2); color: #18061f;
  border-radius: 6px; z-index: 100; font-weight: 700;
}
.skip:focus { top: 8px }

/* ===== TOP BAR ===== */
.plumebar {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(12, 6, 18, .84);
  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: 32px; height: 32px; flex: none;
  filter: drop-shadow(0 0 11px rgba(194, 58, 242, .6));
}
.logo__t { font-weight: 700; font-size: 22px; line-height: 1; letter-spacing: .2px }
.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: "Fira Sans Condensed", 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 22px; border-radius: 8px;
  font-weight: 600; font-size: 17px;
  border: 1px solid transparent; white-space: nowrap;
  transition: transform .15s, box-shadow .2s, background .2s;
  cursor: pointer; letter-spacing: .2px;
}
.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: 19px; border-radius: 10px }
.cta--hot {
  background: linear-gradient(120deg, #cd49f5 0%, #8a18b8 100%);
  color: #fdf3ff; border: 0;
  box-shadow: 0 12px 30px -10px rgba(194, 58, 242, .8);
  font-weight: 700;
}
.cta--hot:hover { box-shadow: 0 16px 40px -8px rgba(194, 58, 242, 1) }
.cta--ghost { background: transparent; color: var(--txt); border-color: var(--line) }
.cta--ghost:hover { border-color: var(--acc); color: var(--acc) }

/* ===== AGGREGATE COUNTER STRIP ===== */
.mantlestat {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 0; padding: 10px 22px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(194, 58, 242, .06), rgba(226, 155, 247, .03));
  font-size: 13px;
}
.mantlestat__cell {
  display: flex; flex-direction: column; gap: 2px;
  padding: 6px 14px;
  border-right: 1px solid var(--line);
  align-items: flex-start;
}
.mantlestat__cell:last-child { border-right: 0 }
.mantlestat__num {
  font-weight: 700; font-size: 19px; color: var(--acc); letter-spacing: .3px;
}
.mantlestat__lbl { font-size: 11px; color: var(--txt-d); letter-spacing: .6px; text-transform: uppercase }

/* ===== HERO ===== */
.updome {
  display: grid; grid-template-columns: 1.18fr 1fr; gap: 36px;
  padding: 48px 22px 32px;
  max-width: 1240px; margin: 0 auto;
  align-items: center;
}
.updome__chip {
  display: inline-block;
  font-size: 11px; letter-spacing: 1.4px; color: var(--acc);
  background: rgba(194, 58, 242, .09);
  border: 1px solid rgba(194, 58, 242, .28);
  padding: 6px 12px; border-radius: 4px;
  margin: 0 0 18px;
  text-transform: uppercase; font-weight: 700;
}
h1 {
  font-size: clamp(34px, 4.8vw, 56px); line-height: 1.04;
  margin: 0 0 18px; letter-spacing: .4px; font-weight: 400;
}
.acc { color: var(--acc) }
.updome__sub { color: var(--txt-d); font-size: 16px; margin: 0 0 14px; line-height: 1.66 }
.updome__btns { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 28px }
.updome__pic { margin: 0 }
.updome__pic-svg {
  display: block; width: 100%; height: auto;
  border-radius: var(--r); border: 1px solid var(--line);
  background:
    radial-gradient(420px 360px at 50% 22%, rgba(194, 58, 242, .26), transparent 62%),
    radial-gradient(340px 300px at 50% 96%, rgba(226, 155, 247, .14), transparent 66%),
    linear-gradient(160deg, #170a20 0%, #241033 100%);
  aspect-ratio: 16 / 11;
  box-shadow: 0 24px 64px -22px rgba(194, 58, 242, .5);
}
.updome__pic figcaption {
  margin-top: 12px; font-size: 12px; color: var(--txt-dd);
  font-style: italic; text-align: right;
}

/* KPI inline */
.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: 32px; font-weight: 700; color: var(--acc); letter-spacing: .4px }
.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.updome, section.diapir { padding-top: 36px }
.ovrline {
  display: inline-block;
  font-size: 14px; letter-spacing: 1.6px; text-transform: uppercase;
  color: var(--acc-2); font-weight: 400;
  margin: 0 0 10px;
}
h2 {
  font-size: clamp(28px, 3.6vw, 42px); line-height: 1.16;
  margin: 0 0 16px; letter-spacing: .3px; font-weight: 400;
}
h3 {
  font-size: clamp(20px, 2.2vw, 26px); line-height: 1.3;
  margin: 26px 0 10px; color: var(--acc); font-weight: 400; letter-spacing: .2px;
}
p { margin: 0 0 14px; color: var(--txt) }
.lead { color: var(--txt-d); font-size: 16px; margin-bottom: 24px; max-width: 800px }

/* ===== WELCOME (diapir) ===== */
.diapir {
  background:
    radial-gradient(720px 380px at 80% 28%, rgba(226, 155, 247, .08) 0%, transparent 70%),
    rgba(23, 10, 32, .58);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin: 32px 22px;
  max-width: none;
}
.diapir__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin: 22px 0 24px;
}
.diapirbox {
  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;
}
.diapirbox:hover { border-color: var(--acc); transform: translateY(-2px) }
.diapirbox::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(194, 58, 242, .08), transparent 60%);
  pointer-events: none;
}
.diapirbox__step {
  font-size: 13px; color: var(--acc-2); font-weight: 700;
  letter-spacing: 2px; margin-bottom: 8px; text-transform: uppercase;
}
.diapirbox__pct {
  font-size: 38px; font-weight: 700; line-height: 1;
  color: var(--acc); letter-spacing: .4px; margin-bottom: 8px;
}
.diapirbox__title { font-weight: 700; font-size: 15px; margin-bottom: 6px; font-family: "Fira Sans Condensed", sans-serif }
.diapirbox__sub { font-size: 13px; color: var(--txt-d); line-height: 1.5 }

/* ===== THREE STEPS (ascend) ===== */
.ascend__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 22px;
}
.ascbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 24px;
  position: relative;
}
.ascbox__num {
  position: absolute; top: 10px; right: 22px;
  font-size: 64px; font-weight: 400; line-height: 1;
  color: var(--bg-3);
}
.ascbox__head { font-size: 22px; font-weight: 400; margin-bottom: 12px; color: var(--acc) }
.ascbox p { color: var(--txt-d); font-size: 14px; margin: 0 }

/* ===== SLOT GRID (mantlegrid) ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px; margin: 24px 0;
}
.magmacard {
  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;
}
.magmacard:hover {
  transform: translateY(-3px);
  border-color: var(--acc);
  box-shadow: 0 18px 36px -14px rgba(194, 58, 242, .5);
}
.magmacard__cover {
  width: 100%; aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
  font-weight: 400; font-size: 27px; color: rgba(240, 230, 247, .95);
  text-align: center; padding: 14px;
  letter-spacing: .3px; line-height: 1.12;
  position: relative; overflow: hidden;
}
.magmacard__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, #2a0a3d 0%, #c23af2 100%) }
.cv-2 { background: linear-gradient(135deg, #3a1a08 0%, #e29bf7 100%); color: #1a0820 }
.cv-3 { background: linear-gradient(135deg, #1a0a30 0%, #8a18b8 100%) }
.cv-4 { background: linear-gradient(135deg, #0a283a 0%, #c87de0 100%) }
.cv-5 { background: linear-gradient(135deg, #2a3a0a 0%, #b8e29b 100%); color: #14180c }
.cv-6 { background: linear-gradient(135deg, #2a081a 0%, #cd49f5 100%) }
.cv-7 { background: linear-gradient(135deg, #1a0830 0%, #e29bf7 100%) }
.cv-8 { background: linear-gradient(135deg, #3a2a08 0%, #f0c081 100%); color: #1a0820 }
.cv-9 { background: linear-gradient(135deg, #08283a 0%, #4f93d6 100%) }
.cv-10 { background: linear-gradient(135deg, #301030 0%, #c23af2 100%) }
.cv-11 { background: linear-gradient(135deg, #0a3a2a 0%, #8fdca0 100%); color: #08160c }
.cv-12 { background: linear-gradient(135deg, #2a1040 0%, #e29bf7 100%) }

.magmacard h3 { font-size: 16px; margin: 12px 14px 4px; color: var(--txt); font-weight: 400; line-height: 1.2 }
.magmacard p { font-size: 12px; color: var(--txt-d); margin: 0 14px 12px; line-height: 1.4 }
.magmacard__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;
}
.magmacard__btn:hover { background: var(--acc); border-color: var(--acc); color: #fdf3ff; text-decoration: none }

.plumefeed { margin: 22px 0 0 }
.plumefeed__title { font-size: 16px; color: var(--acc-2); margin-bottom: 10px; letter-spacing: .6px; text-transform: uppercase; font-weight: 400 }
.plumefeed__list { display: flex; flex-wrap: wrap; gap: 8px }
.plumefeed__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 (hotspot) ===== */
.hotspot__grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
  margin-top: 22px;
}
.hotbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px 24px;
  transition: border-color .2s;
}
.hotbox:hover { border-color: var(--acc-2) }
.hotbox__h { font-weight: 400; font-size: 21px; margin-bottom: 10px; color: var(--acc-2) }
.hotbox p { color: var(--txt-d); font-size: 14px; margin: 0; line-height: 1.6 }

/* VIP-лестница (plumestep) — стек ступеней восходящего плюма */
.plumestep {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 6px; margin-top: 14px;
}
.plumestep__step {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 8px;
  text-align: center;
  position: relative;
}
.plumestep__step:nth-child(1) { transform: translateY(0) }
.plumestep__step:nth-child(2) { transform: translateY(-7px) }
.plumestep__step:nth-child(3) { transform: translateY(-16px) }
.plumestep__step:nth-child(4) { transform: translateY(-25px); border-color: var(--acc); background: var(--bg-2) }
.plumestep__step:nth-child(5) { transform: translateY(-34px); border-color: var(--acc); background: var(--bg-2) }
.plumestep__step:nth-child(6) { transform: translateY(-44px); border-color: var(--acc-2); background: linear-gradient(135deg, var(--bg-2), rgba(226, 155, 247, .1)) }
.plumestep__name {
  font-size: 15px; font-weight: 400; color: var(--txt);
  display: block; line-height: 1; margin-bottom: 5px;
}
.plumestep__cb { font-size: 11px; color: var(--txt-d) }
.plumestep__step:nth-child(6) .plumestep__name { color: var(--acc-2) }

/* ===== TOURNAMENT (plumecup) ===== */
.plumecup {
  background:
    radial-gradient(640px 380px at 50% 50%, rgba(194, 58, 242, .12) 0%, transparent 70%),
    var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin: 32px 22px; max-width: none;
  text-align: center;
}
.plumecup__btns { margin: 22px 0 28px }
.plumecup__kpi {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin-top: 22px;
}
.plumecup__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;
}
.plumecup__kpi span { font-size: 30px; font-weight: 400; color: var(--acc); margin-bottom: 4px; letter-spacing: .3px }
.plumecup__kpi em { font-size: 14px; font-weight: 600; color: var(--txt); font-style: normal }
.plumecup__kpi i { font-size: 12px; color: var(--txt-d); font-style: normal; line-height: 1.4 }

/* ===== LIVE GALLERY (upstage) ===== */
.upstage__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px; margin-top: 22px;
}
.upbox {
  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;
}
.upbox:hover {
  transform: translateY(-3px);
  border-color: var(--hot);
  box-shadow: 0 18px 36px -14px rgba(205, 73, 245, .45);
}
.upbox__cover {
  width: 100%; aspect-ratio: 16 / 9;
  display: flex; align-items: center; justify-content: center;
  font-weight: 400; font-size: 24px; color: rgba(240, 230, 247, .95);
  padding: 12px; text-align: center; letter-spacing: .2px;
  position: relative; overflow: hidden;
}
.lv-1 { background: linear-gradient(135deg, #1a0a3a 0%, #c23af2 100%) }
.lv-2 { background: linear-gradient(135deg, #0a1a3a 0%, #4f93d6 100%) }
.lv-3 { background: linear-gradient(135deg, #2a081a 0%, #cd49f5 100%) }
.lv-4 { background: linear-gradient(135deg, #3a1a08 0%, #f0c081 100%); color: #1a0820 }
.lv-5 { background: linear-gradient(135deg, #1a0a30 0%, #e29bf7 100%) }
.lv-6 { background: linear-gradient(135deg, #0a3a2a 0%, #8fdca0 100%); color: #14180c }

.upbox__b { padding: 14px 16px 16px; position: relative }
.upbox__t { font-weight: 700; font-size: 16px; margin-bottom: 4px; font-family: "Fira Sans Condensed", sans-serif }
.upbox__s { font-size: 12px; color: var(--txt-d); margin-bottom: 10px }
.upbox__m { font-size: 13px; color: var(--acc-2); font-weight: 600; margin-bottom: 4px }
.upbox__p { font-size: 12px; color: var(--txt-dd) }
.upbox__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 (plumearc) ===== */
.plumearc h3 {
  border-left: 3px solid var(--acc);
  padding-left: 14px; margin-top: 30px;
}
.plumearc 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;
}

/* ===== REVIEWS (mantlesay) ===== */
.mantlesay__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 22px;
}
.mantbox {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px 24px;
  display: flex; flex-direction: column; gap: 14px;
}
.mantbox__stars { color: var(--acc-2); font-size: 16px; letter-spacing: 4px }
.mantbox__stars--four .star-off { color: var(--line-2) }
.mantbox__q { font-size: 14px; line-height: 1.62; color: var(--txt); margin: 0 }
.mantbox__meta {
  display: flex; align-items: center; gap: 10px;
  font-size: 12px; color: var(--txt-d);
  border-top: 1px solid var(--line); padding-top: 14px;
}
.mantbox__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: #18061f; font-weight: 700; font-size: 14px;
  flex: none;
}

/* ===== PAYMENTS (magmarail) ===== */
.magmarail__grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px;
  margin: 22px 0 22px;
}
.magmarailbox {
  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;
}
.magmarailbox__t { font-size: 15px; color: var(--txt); font-weight: 700; font-family: "Fira Sans Condensed", sans-serif }
.magmarailbox i { font-size: 11px; color: var(--txt-d); font-style: normal; text-transform: uppercase; letter-spacing: 1px }

.magmarail__times {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin-top: 8px;
}
.magmarail__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;
}
.magmarail__big { font-size: 18px; color: var(--acc); font-weight: 400 }
.magmarail__times span:last-child { font-size: 12px; color: var(--txt-d) }

/* ===== FINAL CTA (plumecall) ===== */
.plumecall {
  text-align: center; padding: 56px 22px;
  background:
    radial-gradient(620px 340px at 50% 50%, rgba(194, 58, 242, .16) 0%, transparent 70%),
    var(--bg-2);
  border-radius: var(--r);
  margin: 32px 22px;
  border: 1px solid var(--line);
  max-width: none;
}
.plumecall h2 { margin-bottom: 10px }
.plumecall p { color: var(--txt-d); margin-bottom: 24px }

/* ===== FAQ (plumefaq) ===== */
.plumefaq 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: 16px;
  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: 1.66 }

.plumefaq__note {
  margin-top: 24px; padding: 18px 22px;
  background: rgba(23, 10, 32, .55);
  border: 1px dashed var(--line-2);
  border-radius: var(--r-s);
}
.plumefaq__note p { font-size: 13px; color: var(--txt-dd); margin: 0; line-height: 1.6 }

/* ===== FOOTER (mantlebed) ===== */
.mantlebed {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  background: rgba(12, 6, 18, .62);
}
.mantlebed__top {
  max-width: 1240px; margin: 0 auto;
  padding: 42px 22px 26px;
  display: grid; grid-template-columns: 1.4fr 2fr; gap: 36px;
}
.mantlebed__brand { font-size: 14px; color: var(--txt-d); line-height: 1.65 }
.mantlebed__logo {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.mantlebed__logo span { display: flex; flex-direction: column; line-height: 1.1 }
.mantlebed__name { color: var(--txt); font-size: 20px; font-weight: 400; margin-bottom: 2px }
.mantlebed__legal { font-size: 12px; color: var(--txt-dd); margin: 0; line-height: 1.65 }
.mantlebed__op { color: var(--acc); font-weight: 600 }
.mantlebed__cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.mantlebed__col h4 {
  font-size: 16px; color: var(--acc-2); font-weight: 400;
  text-transform: uppercase; letter-spacing: 1.2px;
  margin: 0 0 12px;
}
.mantlebed__col ul { list-style: none; padding: 0; margin: 0 }
.mantlebed__col li {
  font-size: 13px; color: var(--txt-d);
  padding: 4px 0; cursor: default;
  transition: color .15s;
}
.mantlebed__col li:hover { color: var(--txt) }
.mantlebed__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) {
  .diapir__grid { grid-template-columns: 1fr }
  .magmarail__grid { grid-template-columns: repeat(3, 1fr) }
  .plumecup__kpi { grid-template-columns: repeat(2, 1fr) }
  .mantlesay__grid { grid-template-columns: 1fr }
  .mantlebed__top { grid-template-columns: 1fr }
  .mantlestat { grid-template-columns: repeat(3, 1fr) }
  .mantlestat__cell:nth-child(4), .mantlestat__cell:nth-child(5) { border-top: 1px solid var(--line); padding-top: 8px }
  .plumestep { grid-template-columns: repeat(3, 1fr) }
  .plumestep__step { transform: none !important }
}

@media (max-width: 880px) {
  .updome { grid-template-columns: 1fr; gap: 24px; padding-top: 32px }
  .updome__pic { order: -1 }
  .nav { display: none }
  .plumebar { padding: 11px 14px }
  section { padding: 36px 16px }
  .diapir, .plumecup, .plumecall { padding: 36px 18px; margin: 22px 14px }
  .ascend__grid { grid-template-columns: 1fr }
  .hotspot__grid { grid-template-columns: 1fr }
  .mantlebed__top { padding: 30px 16px 22px; gap: 22px }
  .mantlebed__cols { grid-template-columns: repeat(2, 1fr); gap: 18px }
  .mantlestat { padding: 8px 14px; grid-template-columns: repeat(2, 1fr); font-size: 12px }
  .mantlestat__cell { padding: 4px 10px }
  .magmarail__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 }
  .upstage__grid { grid-template-columns: 1fr }
  .magmacard h3 { font-size: 14px }
  .magmacard p { font-size: 11px }
  .magmacard__cover { font-size: 19px }
  .updome__btns { flex-direction: column; align-items: stretch }
  .cta--big { width: 100% }
  .magmarail__grid { grid-template-columns: repeat(2, 1fr) }
  .plumecup__kpi { grid-template-columns: 1fr }
  .mantlebed__cols { grid-template-columns: 1fr }
  .plumestep { grid-template-columns: repeat(2, 1fr) }
}