:root {
  --bg: #2a303c;
  --bg-darker: #20252f;
  --bg-card: #1e1e1e;
  --bg-card-2: #252b36;
  --tooltip-bg: #303030;
  --red: #6b0505;
  --red-bright: #f87272;
  --red-glow: rgba(107, 5, 5, 0.55);
  --purple: #2d1f3d;
  --purple-border: #6c3fa3;
  --purple-glow: rgba(108, 63, 163, 0.5);
  --blue: #53b7ff;
  --blue-header: #60a5fa;
  --orange: #ff8800;
  --text: #e7e8ea;
  --text-dim: #9096a3;
}

* {
  box-sizing: border-box;
}

html {
  scrollbar-color: var(--red-bright) var(--bg-darker);
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  min-height: 100vh;
  background: var(--bg);
  background-attachment: fixed;
}

a {
  color: inherit;
  text-decoration: none;
}

::selection {
  background: var(--red-bright);
  color: var(--text);
}

/* Header */
.page-header {
  padding: 3rem 2rem 1rem;
  text-align: center;
}

.page-header h1,
.build-header h1 {
  display: inline-block;
  font-size: clamp(1.5rem, 4vw, 1.875rem);
  font-weight: 700;
  margin: 0;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--blue-header);
}

.role-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 1.75rem 0 0.5rem;
}

.role-tab {
  padding: 0.55rem 1.75rem;
  border: 2px solid var(--purple-border);
  border-radius: 999px;
  background: var(--purple);
  color: var(--text-dim);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

.role-tab:hover {
  border-color: var(--red-bright);
  color: var(--text);
  box-shadow: 0 0 16px var(--red-glow);
}

.role-tab.active {
  background: var(--red);
  border-color: var(--red-bright);
  color: var(--text);
  box-shadow: 0 0 20px var(--red-glow);
}

/* Character choose grid */
.character-grid {
  display: flex;
  flex-flow: row wrap;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 2rem 3.5rem;
  max-width: 1600px;
  margin: 0 auto;
}

.character-card {
  display: block;
  max-width: 150px;
  margin: 0.5rem 0.5rem 0;
  transition: transform 0.2s ease-in-out;
}

.character-card:hover {
  transform: scale(1.1);
}

.character-card img {
  display: block;
  width: 100%;
  height: auto;
}

.character-card .placeholder {
  width: 150px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  font-size: 0.75rem;
  text-align: center;
  padding: 0.5rem;
  background: var(--bg-card);
  border-radius: 6px;
}

/* Build page */
.build-header {
  text-align: center;
  padding: 3rem 1rem 1rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 1.5rem 0 0 2rem;
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: color 0.15s ease, transform 0.15s ease;
}

.back-link:hover {
  color: var(--red-bright);
  transform: translateX(-2px);
}

.build-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  padding: 2rem 2rem 3.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

@media (max-width: 800px) {
  .build-grid { grid-template-columns: 1fr; padding: 1rem; }
}

.build-card {
  position: relative;
  display: grid;
  grid-template-areas: "portrait title title" "portrait addons perks";
  grid-template-columns: 150px 170px 1fr;
  grid-template-rows: auto 1fr;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.5);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.build-card:hover {
  transform: translateY(-3px);
  border-color: rgba(107, 5, 5, 0.5);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.55), 0 0 18px var(--red-glow);
}

@media (max-width: 800px) {
  .build-card { grid-template-columns: 110px 140px 1fr; }
}

.build-portrait {
  grid-area: portrait;
  overflow: hidden;
  background: var(--bg-darker);
  border: 2px solid var(--red);
}

.build-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.build-title {
  grid-area: title;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem 1rem 0.75rem;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.build-title span {
  padding-bottom: 0.35rem;
  border-bottom: 4px solid var(--red);
}

.addon-column-cell {
  grid-area: addons;
  display: flex;
  align-items: center;
  justify-content: center;
}

.perk-diamond-row {
  grid-area: perks;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 0.75rem 1rem 1.25rem;
}

.perk-grid {
  --perk-cont-size: 172px;
  --perk-size: calc(var(--perk-cont-size) / 2);
  --perk-margin: calc(var(--perk-cont-size) / 4);
  position: relative;
  width: var(--perk-cont-size);
  height: var(--perk-cont-size);
  flex-shrink: 0;
}

.perk-slot {
  position: absolute;
  width: var(--perk-size);
  height: var(--perk-size);
  background: linear-gradient(155deg, #3a2f4d, var(--purple));
  border: 2px solid var(--purple-border);
  transform: rotate(45deg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 0 10px var(--purple-glow), inset 0 0 8px rgba(0, 0, 0, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.perk-slot:hover {
  transform: rotate(45deg) scale(1.1);
  border-color: var(--red-bright);
  box-shadow: 0 0 18px var(--red-glow), inset 0 0 8px rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.perk-slot img {
  transform: rotate(-45deg);
  width: 62%;
  height: 62%;
  object-fit: contain;
}

.perk-slot.top    { top: 0;    left: var(--perk-margin); }
.perk-slot.left   { top: var(--perk-margin); left: 0; }
.perk-slot.right  { top: var(--perk-margin); right: 0; }
.perk-slot.bottom { bottom: 0; left: var(--perk-margin); }

@media (max-width: 800px) {
  .perk-grid { --perk-cont-size: 150px; }
}

.addon-column {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex-shrink: 0;
}

.addon-slot {
  width: 56px;
  height: 56px;
  border-radius: 6px;
  background: var(--bg-darker);
  border: 2px solid var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 0 10px var(--red-glow);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.addon-slot:hover {
  transform: scale(1.1);
  border-color: var(--red-bright);
  box-shadow: 0 0 16px var(--red-glow);
  z-index: 1;
}

.addon-slot img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

@media (max-width: 800px) {
  .addon-slot { width: 46px; height: 46px; }
  .addon-slot img { width: 34px; height: 34px; }
}

/* Perk hover tooltip */
.perk-tooltip {
  position: fixed;
  z-index: 50;
  width: 280px;
  background: var(--tooltip-bg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.55);
  opacity: 0;
  transform: translateY(4px);
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.perk-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

.perk-tooltip::after {
  content: '';
  position: absolute;
  left: var(--arrow-x, 50%);
  bottom: -7px;
  width: 14px;
  height: 14px;
  margin-left: -7px;
  background: var(--tooltip-bg);
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transform: rotate(45deg);
  z-index: -1;
}

.perk-tooltip.arrow-below::after {
  bottom: auto;
  top: -7px;
  border-right: none;
  border-bottom: none;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.perk-tooltip-header {
  padding: 0.7rem 0.9rem 0.5rem;
}

.perk-tooltip-name {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
}

.perk-tooltip-type {
  margin-top: 0.2rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tooltip-accent, var(--orange));
}

.perk-tooltip-body {
  padding: 0 0.7rem 0.7rem;
}

.perk-tooltip-desc {
  background: var(--bg-card-2);
  border-radius: 6px;
  padding: 0.65rem 0.75rem;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--text-dim);
}