.upgrades-page {
  padding: 1rem 0 2.4rem;
  display: grid;
  gap: 0.76rem;
}

.upgrades-menu-btn {
  display: none;
}

.upgrades-page .panel {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  background:
    radial-gradient(circle at 10% -70%, rgba(0, 0, 0, 0.68), transparent 50%),
    radial-gradient(circle at 82% -45%, rgba(255, 87, 58, 0.14), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.015)),
    rgba(18, 21, 27, 0.72);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.44), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px) saturate(115%);
  -webkit-backdrop-filter: blur(14px) saturate(115%);
}

.upgrades-hero {
  min-height: 108px;
  padding: 0.7rem 0.86rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: center;
}

.upgrades-hero .eyebrow {
  margin: 0;
  color: #9ea8b6;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.62rem;
  font-weight: 700;
}

.upgrades-hero h1 {
  margin: 0.04rem 0 0;
  font-size: 1.14rem;
  font-family: 'Orbitron', sans-serif;
}

.upgrades-hero .subtitle {
  margin: 0.12rem 0 0;
  max-width: 66ch;
  color: #9ea8b8;
  font-size: 0.8rem;
}

.hero-kpis {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.44rem;
  width: min(100%, 620px);
}

.hero-kpis article {
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  background: linear-gradient(165deg, rgba(8, 12, 20, 0.92), rgba(5, 8, 16, 0.9));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  padding: 0.34rem 0.5rem;
  position: relative;
  overflow: hidden;
}

.hero-kpis article::after {
  content: '';
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  right: -58px;
  top: -68px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.14), transparent 72%);
  pointer-events: none;
}

.hero-kpis article:nth-child(1) { border-color: rgba(60, 236, 195, 0.48); }
.hero-kpis article:nth-child(2) { border-color: rgba(72, 181, 255, 0.5); }
.hero-kpis article:nth-child(3) { border-color: rgba(187, 118, 255, 0.5); }
.hero-kpis article:nth-child(4) { border-color: rgba(255, 201, 107, 0.5); }

.hero-kpis span {
  display: block;
  color: #99a8c2;
  font-size: 0.66rem;
}

.hero-kpis strong {
  display: block;
  margin-top: 0.1rem;
  color: #eef5ff;
  font-size: 0.84rem;
  font-family: 'Orbitron', sans-serif;
}

.skilltree-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 0.74rem;
}

.tree-stage {
  min-height: 780px;
  padding: 0.7rem;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 0.62rem;
}

.tree-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
}

.tree-head h2 {
  margin: 0;
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
}

.tree-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.34rem;
}

.tree-tools {
  display: flex;
  align-items: center;
  gap: 0.42rem;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.tree-reset-btn {
  min-height: 30px;
  border-radius: 10px;
  border: 1px solid rgba(255, 121, 121, 0.56);
  background: linear-gradient(135deg, rgba(35, 10, 14, 0.95), rgba(52, 13, 13, 0.95));
  color: #ffc8c8;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.1rem 0.54rem;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 205, 205, 0.18), 0 8px 16px rgba(0, 0, 0, 0.35);
  transition: filter 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
}

.tree-reset-btn:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  border-color: rgba(255, 140, 140, 0.78);
}

.lg {
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  padding: 0.12rem 0.46rem;
  font-size: 0.62rem;
  color: #d0dcf0;
}

.lg.unlocked { border-color: rgba(70, 243, 191, 0.58); color: #7ff7c8; }
.lg.active { border-color: rgba(75, 187, 255, 0.58); color: #9fdfff; }
.lg.premium { border-color: rgba(197, 120, 255, 0.58); color: #dab4ff; }
.lg.elite { border-color: rgba(255, 198, 102, 0.64); color: #ffe1ad; }
.lg.blocked { border-color: rgba(255, 124, 124, 0.38); color: #ffb5b5; }

.skill-tree-canvas {
  position: relative;
  min-height: 760px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  background:
    radial-gradient(700px 280px at 50% -10%, rgba(67, 214, 255, 0.14), transparent 58%),
    radial-gradient(560px 280px at 80% 110%, rgba(255, 84, 153, 0.14), transparent 62%),
    linear-gradient(165deg, rgba(7, 12, 22, 0.94), rgba(4, 8, 14, 0.94));
  overflow: hidden;
}

.tree-links {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.tree-link {
  fill: none;
  stroke-width: 2.4;
  opacity: 0.86;
}

.tree-link.locked {
  stroke: rgba(255, 137, 137, 0.24);
  stroke-dasharray: 4 6;
}

.tree-link.ready {
  stroke: rgba(76, 203, 255, 0.62);
}

.tree-link.live {
  stroke: rgba(82, 243, 197, 0.84);
  filter: drop-shadow(0 0 7px rgba(82, 243, 197, 0.42));
  animation: liveFlow 1.35s ease-in-out infinite;
}

.skill-node {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 150px;
  min-height: 88px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  background: linear-gradient(165deg, rgba(8, 12, 21, 0.96), rgba(6, 8, 16, 0.94));
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  color: #e8effb;
  padding: 0.44rem;
  display: grid;
  gap: 0.28rem;
  align-content: space-between;
  cursor: pointer;
  z-index: 2;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.skill-node:hover {
  transform: translate(-50%, -51.5%);
  filter: brightness(1.06);
}

.skill-node.selected {
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.5), 0 0 18px rgba(85, 226, 255, 0.32);
}

.skill-node .node-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.24rem;
}

.skill-node .node-title {
  display: inline-flex;
  align-items: center;
  gap: 0.24rem;
  font-size: 0.72rem;
  font-weight: 700;
}

.skill-node .node-title i,
.skill-node .node-title svg {
  width: 13px;
  height: 13px;
}

.skill-node .node-meta {
  font-size: 0.66rem;
  color: #9eb2d0;
}

.skill-node .node-level {
  justify-self: start;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  font-size: 0.58rem;
  padding: 0.08rem 0.36rem;
}

.skill-node.state-unlocked {
  border-color: rgba(78, 245, 193, 0.68);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.44), 0 0 14px rgba(78, 245, 193, 0.16);
}

.skill-node.state-active {
  border-color: rgba(76, 189, 255, 0.7);
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.44), 0 0 14px rgba(76, 189, 255, 0.22);
}

.skill-node.state-premium {
  border-color: rgba(193, 122, 255, 0.74);
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.44), 0 0 16px rgba(193, 122, 255, 0.3);
}

.skill-node.state-elite {
  border-color: rgba(255, 199, 102, 0.8);
  background:
    radial-gradient(circle at 80% 14%, rgba(255, 171, 81, 0.22), transparent 42%),
    linear-gradient(165deg, rgba(24, 18, 11, 0.94), rgba(9, 8, 6, 0.94));
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.48), 0 0 18px rgba(255, 199, 102, 0.3);
}

.skill-node.unlock-flash {
  animation: unlockPulse 0.9s ease-out 1;
}

.skill-node.state-blocked {
  border-style: dashed;
  border-color: rgba(255, 121, 121, 0.36);
  opacity: 0.72;
}

.node-inspector {
  padding: 0.8rem;
  display: grid;
  align-content: start;
  gap: 0.48rem;
  position: sticky;
  top: 16px;
}

.inspector-state {
  justify-self: start;
  border: 1px solid rgba(76, 189, 255, 0.54);
  border-radius: 999px;
  padding: 0.1rem 0.46rem;
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  color: #a5ddff;
}

.inspector-state.state-unlocked {
  border-color: rgba(78, 245, 193, 0.6);
  color: #84f9cd;
}

.inspector-state.state-active {
  border-color: rgba(76, 189, 255, 0.62);
  color: #a5ddff;
}

.inspector-state.state-premium {
  border-color: rgba(193, 122, 255, 0.66);
  color: #dfbfff;
}

.inspector-state.state-elite {
  border-color: rgba(255, 199, 102, 0.72);
  color: #ffe1ad;
}

.inspector-state.state-blocked {
  border-color: rgba(255, 121, 121, 0.44);
  color: #ffc0c0;
}

.node-inspector h3 {
  margin: 0;
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
}

.inspector-track {
  margin: -0.12rem 0 0;
  color: #89a3c5;
  font-size: 0.78rem;
}

.inspector-desc {
  margin: 0.1rem 0 0;
  color: #aab5c7;
  font-size: 0.82rem;
  line-height: 1.3;
}

.inspector-stats {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 14px;
  background: linear-gradient(170deg, rgba(7, 12, 21, 0.88), rgba(5, 8, 16, 0.86));
  padding: 0.52rem;
  display: grid;
  gap: 0.34rem;
}

.inspector-stats p {
  margin: 0;
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  font-size: 0.78rem;
  color: #aebbd1;
}

.inspector-stats b {
  color: #eef4ff;
}

.node-upgrade-btn {
  min-height: 42px;
  border: 1px solid rgba(104, 236, 206, 0.72);
  border-radius: 12px;
  background: linear-gradient(135deg, rgb(95 220 194), rgb(68 206 159));
  color: #154336;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.38), 0 10px 18px rgba(0, 0, 0, 0.3);
}

.node-upgrade-btn:hover {
  filter: brightness(1.04);
}

.node-upgrade-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@keyframes unlockPulse {
  0% {
    transform: translate(-50%, -50%) scale(1);
    box-shadow: 0 12px 22px rgba(0, 0, 0, 0.45), 0 0 0 rgba(82, 243, 197, 0);
  }
  45% {
    transform: translate(-50%, -52%) scale(1.04);
    box-shadow: 0 14px 26px rgba(0, 0, 0, 0.5), 0 0 24px rgba(82, 243, 197, 0.45);
  }
  100% {
    transform: translate(-50%, -50%) scale(1);
    box-shadow: 0 12px 22px rgba(0, 0, 0, 0.45), 0 0 0 rgba(82, 243, 197, 0);
  }
}

@keyframes liveFlow {
  0% {
    opacity: 0.6;
    stroke-width: 2.2;
  }
  50% {
    opacity: 1;
    stroke-width: 2.8;
  }
  100% {
    opacity: 0.6;
    stroke-width: 2.2;
  }
}

.preview-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.32rem;
  align-items: center;
}

.pv-card {
  border: 1px solid rgba(92, 177, 255, 0.34);
  border-radius: 12px;
  background: linear-gradient(170deg, rgba(8, 13, 24, 0.92), rgba(5, 9, 16, 0.9));
  padding: 0.38rem;
  display: grid;
  gap: 0.08rem;
}

.pv-card.next {
  border-color: rgba(79, 244, 199, 0.44);
  box-shadow: 0 0 12px rgba(79, 244, 199, 0.14);
}

.pv-card span {
  color: #9cb0cf;
  font-size: 0.66rem;
}

.pv-card strong {
  color: #ebf5ff;
  font-size: 0.88rem;
  font-family: 'Orbitron', sans-serif;
}

.pv-card small {
  color: #9cb0cf;
  font-size: 0.7rem;
}

.pv-arrow {
  color: #ffd27f;
  font-size: 1.05rem;
  font-weight: 700;
}

.global-section,
.elite-section {
  padding: 0.72rem;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.58rem;
}

.section-head h2 {
  margin: 0;
  font-size: 0.98rem;
  font-family: 'Orbitron', sans-serif;
}

.section-head p {
  margin: 0;
  color: #9eaec8;
  font-size: 0.8rem;
}

.global-grid,
.elite-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.56rem;
}

.g-card,
.e-card {
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 14px;
  background: linear-gradient(170deg, rgba(8, 12, 21, 0.94), rgba(5, 8, 16, 0.92));
  padding: 0.58rem;
  display: grid;
  gap: 0.32rem;
}

.g-head,
.e-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
}

.g-head h3,
.e-head h3 {
  margin: 0;
  font-size: 0.9rem;
}

.g-lv,
.e-lv {
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  font-size: 0.6rem;
  padding: 0.08rem 0.32rem;
  color: #d3def0;
}

.g-meta,
.e-meta {
  display: grid;
  gap: 0.16rem;
  font-size: 0.76rem;
  color: #adc0de;
}

.g-meta b,
.e-meta b {
  color: #eef5ff;
}

.g-btn,
.e-btn {
  min-height: 34px;
  border-radius: 10px;
  border: 1px solid rgba(104, 236, 206, 0.72);
  background: linear-gradient(135deg, rgb(95 220 194), rgb(68 206 159));
  color: #184437;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.e-card {
  border-color: rgba(255, 202, 112, 0.72);
  background:
    radial-gradient(circle at 86% 12%, rgba(255, 175, 86, 0.2), transparent 42%),
    linear-gradient(170deg, rgba(25, 17, 9, 0.94), rgba(10, 8, 6, 0.94));
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.44), 0 0 14px rgba(255, 195, 101, 0.16);
}

.e-btn {
  border-color: rgba(255, 198, 102, 0.72);
  background: linear-gradient(135deg, rgba(121, 81, 34, 0.96), rgba(166, 102, 39, 0.95));
  color: #ffe6bf;
}

@media (max-width: 1200px) {
  .skilltree-layout {
    grid-template-columns: 1fr;
  }

  .node-inspector {
    order: -1;
  }

  .global-grid,
  .elite-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .upgrades-menu-btn {
    display: inline-flex;
    margin-bottom: 0.2rem;
  }

  .upgrades-hero {
    grid-template-columns: 1fr;
    padding: 0.86rem;
  }

  .hero-kpis {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

.tree-stage {
    min-height: 760px;
  }

  .skill-tree-canvas {
    min-height: 680px;
  }

  .skill-node {
    width: 140px;
    min-height: 82px;
  }

  .global-grid,
  .elite-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .hero-kpis {
    grid-template-columns: 1fr;
  }

  .tree-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .tree-tools {
    width: 100%;
    justify-content: flex-start;
  }

  .tree-stage {
    min-height: 820px;
  }

  .skill-tree-canvas {
    min-height: 760px;
  }

  .skill-node {
    width: 132px;
    padding: 0.38rem;
  }

  .skill-node .node-title {
    font-size: 0.7rem;
  }
}