:root {
  --bg: #07131f;
  --bg-elevated: rgba(9, 23, 36, 0.85);
  --bg-card: rgba(17, 34, 51, 0.88);
  --bg-card-strong: rgba(23, 45, 68, 0.96);
  --line: rgba(148, 192, 214, 0.2);
  --line-strong: rgba(148, 192, 214, 0.34);
  --text: #ecf7ff;
  --muted: #9bb6c9;
  --accent: #7ef0c8;
  --accent-strong: #c8ff62;
  --warning: #ffb86b;
  --danger: #ff7b89;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.3);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(126, 240, 200, 0.12), transparent 30%),
    radial-gradient(circle at top right, rgba(200, 255, 98, 0.14), transparent 22%),
    linear-gradient(180deg, #0a1622 0%, #061018 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 90%);
}

.app-shell {
  width: min(1320px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 40px;
}

.hero,
.panel {
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 24px;
  border-radius: 22px;
  margin-bottom: 16px;
}

h1,
h2,
h3,
strong {
  font-family: "Archivo", sans-serif;
}

h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1;
}

.hero-actions {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.sort-control,
.field-control {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-size: 0.84rem;
}

.sort-select,
.field-select {
  min-width: 190px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  padding: 11px 14px;
  background: rgba(8, 19, 30, 0.96);
  color: var(--text);
  font: inherit;
  appearance: none;
}

.sort-select option,
.field-select option {
  background: #0b1825;
  color: var(--text);
}

.builder-toolbar {
  margin-bottom: 16px;
}

.accessory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.accessory-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.optimizer-select {
  min-width: 200px;
}

.ownership-groups {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ownership-dropdown,
.ownership-slot {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.ownership-dropdown summary,
.ownership-slot summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
}

.ownership-dropdown summary::-webkit-details-marker,
.ownership-slot summary::-webkit-details-marker {
  display: none;
}

.ownership-dropdown summary span,
.ownership-slot summary span {
  color: var(--muted);
  font-size: 0.82rem;
}

.ownership-slot-group {
  padding: 0 14px 14px;
}

.ownership-slot-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 2px 0 10px;
  color: var(--accent);
  font-family: "Archivo", sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
}

.ownership-slot-heading::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.ownership-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
}

.ownership-option {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-card);
  color: var(--text);
}

.ownership-option input {
  accent-color: var(--accent);
}

.ownership-name {
  font-size: 0.84rem;
  line-height: 1.35;
}

.toggle-control {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-card);
  color: var(--text);
}

.toggle-control input {
  accent-color: var(--accent);
}

.stat-toggle {
  margin-bottom: 12px;
}

.button {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 13px 18px;
  font: inherit;
  color: var(--text);
  cursor: pointer;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.button:hover,
.button:focus-visible,
.option-card:hover,
.option-card:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.button-primary {
  background: linear-gradient(135deg, rgba(126, 240, 200, 0.2), rgba(200, 255, 98, 0.2));
}

.button-secondary {
  background: rgba(255, 255, 255, 0.04);
}

.button-compact {
  padding: 9px 12px;
  border-radius: 14px;
}

.stat-action {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.76rem;
  white-space: nowrap;
}

.layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.82fr) minmax(280px, 0.76fr);
  gap: 16px;
  align-items: start;
}

.panel {
  border-radius: 22px;
  padding: 20px;
}

.panel-heading {
  margin-bottom: 16px;
}

.panel-heading h2 {
  margin: 0;
  font-size: 1.1rem;
}

.control-groups {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.control-group-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.control-group-header h3 {
  margin: 0;
  font-size: 1rem;
}

.control-group-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.control-group-header span {
  font-size: 0.84rem;
  color: var(--muted);
}

.inline-control {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.8rem;
}

.inline-control .sort-select {
  min-width: 170px;
  padding: 9px 12px;
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
}

.option-grid-compact {
  grid-template-columns: minmax(0, 1fr);
}

.option-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  width: 100%;
  min-height: 138px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
    var(--bg-card);
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.option-card.is-selected {
  border-color: var(--accent);
  background:
    linear-gradient(180deg, rgba(126, 240, 200, 0.14), rgba(200, 255, 98, 0.06)),
    var(--bg-card-strong);
}

.option-topline {
  display: inline-flex;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--accent-strong);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.option-name {
  font-size: 1.05rem;
}

.option-description,
.option-bonuses {
  line-height: 1.45;
  font-size: 0.92rem;
  color: var(--muted);
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.stat-note {
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 184, 107, 0.22);
  border-radius: 12px;
  background: rgba(255, 184, 107, 0.08);
  color: #ffd7a7;
  font-size: 0.84rem;
  line-height: 1.4;
}

.stat-card,
.selected-item {
  border: 1px solid var(--line);
  background: var(--bg-card);
  border-radius: 16px;
}

.stat-card {
  padding: 14px 16px;
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
  margin-bottom: 8px;
}

.stat-value-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.stat-value {
  font-family: "Archivo", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
}

.selected-summary {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.selected-item {
  padding: 14px;
}

.selected-item strong,
.selected-item span {
  display: block;
}

.selected-item strong {
  line-height: 1.35;
  margin-bottom: 4px;
}

.selected-item span {
  color: var(--muted);
  line-height: 1.45;
}

.panel-sheet,
.panel-accessories {
  position: sticky;
  top: 20px;
}

.stat-meta {
  color: var(--muted);
  font-size: 0.84rem;
}

@media (max-width: 1160px) {
  .layout-grid {
    grid-template-columns: 1fr;
  }

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

  .panel-sheet,
  .panel-accessories {
    position: static;
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100% - 18px, 1440px);
    padding-top: 16px;
  }

  .hero,
  .panel {
    border-radius: 20px;
    padding: 18px;
  }

  .option-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }

  .accessory-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .optimizer-select,
  .ownership-list {
    width: 100%;
  }

  .ownership-list {
    grid-template-columns: 1fr;
  }
}