:root {
  color-scheme: dark;
  --background: #09090b;
  --foreground: #fafafa;
  --card: #0f0f11;
  --card-foreground: #fafafa;
  --popover: #18181b;
  --primary: #fafafa;
  --primary-foreground: #09090b;
  --secondary: #27272a;
  --secondary-foreground: #fafafa;
  --muted: #18181b;
  --muted-foreground: #a1a1aa;
  --accent: #27272a;
  --accent-foreground: #fafafa;
  --destructive: #ef4444;
  --border: #27272a;
  --input: #27272a;
  --ring: #d4d4d8;
  --success: #22c55e;
  --warning: #f59e0b;
  --radius: 8px;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(39, 39, 42, 0.65), transparent 32rem),
    var(--background);
  color: var(--foreground);
  font-family:
    Inter, Pretendard, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

a {
  color: inherit;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  font-size: 20px;
  line-height: 1.2;
}

.app-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.app-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(15, 15, 17, 0.82);
  box-shadow: var(--shadow);
}

.header-copy {
  display: grid;
  gap: 10px;
  max-width: 760px;
}

.header-copy p,
.helper-text {
  color: var(--muted-foreground);
  font-size: 14px;
  line-height: 1.6;
}

.auth-message.ok {
  color: #86efac;
}

.auth-message.bad {
  color: #fca5a5;
}

.header-stack {
  display: grid;
  justify-items: end;
  gap: 10px;
}

.kicker {
  display: inline-flex;
  color: var(--muted-foreground);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.status,
.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 12px;
  background: var(--muted);
  color: var(--muted-foreground);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.status.ok {
  border-color: rgba(34, 197, 94, 0.35);
  color: #86efac;
}

.status.bad {
  border-color: rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 50;
  width: min(360px, calc(100vw - 32px));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--popover);
  box-shadow: var(--shadow);
  color: var(--foreground);
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.45;
}

.toast.ok {
  border-color: rgba(34, 197, 94, 0.45);
  color: #86efac;
}

.toast.bad {
  border-color: rgba(239, 68, 68, 0.45);
  color: #fca5a5;
}

.toast.warn {
  border-color: rgba(245, 158, 11, 0.45);
  color: #fcd34d;
}

.ghost-link {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: var(--muted-foreground);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.ghost-link:hover {
  color: var(--foreground);
}

.control-card,
.auth-card,
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(15, 15, 17, 0.92);
  box-shadow: var(--shadow);
}

.auth-card {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  padding: 16px;
}

.auth-state {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.auth-fields {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) minmax(160px, 1fr) auto;
  align-items: end;
  gap: 10px;
}

.auth-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.control-card {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
  padding: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field.stacked {
  margin-top: 14px;
}

label {
  color: var(--foreground);
  font-size: 13px;
  font-weight: 700;
}

select,
input,
textarea {
  width: 100%;
  border: 1px solid var(--input);
  border-radius: calc(var(--radius) - 2px);
  background: #09090b;
  color: var(--foreground);
  outline: none;
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

select,
input {
  min-height: 40px;
  padding: 0 12px;
}

textarea {
  min-height: 218px;
  resize: vertical;
  padding: 12px;
  line-height: 1.6;
}

select:disabled {
  color: var(--muted-foreground);
  opacity: 1;
  cursor: default;
}

select:focus,
input:focus,
textarea:focus {
  border-color: var(--ring);
  box-shadow: 0 0 0 2px rgba(212, 212, 216, 0.12);
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 16px;
  margin-top: 16px;
}

.card {
  padding: 18px;
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.button-row,
.feedback-row,
.pool-actions,
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.button-row,
.feedback-row {
  margin-top: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid transparent;
  border-radius: calc(var(--radius) - 2px);
  padding: 0 14px;
  background: var(--primary);
  color: var(--primary-foreground);
  font-weight: 800;
  text-decoration: none;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    transform 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: wait;
  opacity: 0.65;
  transform: none;
}

.button.primary {
  width: 100%;
  min-height: 46px;
  margin-top: 16px;
}

.button.secondary,
.button.ghost,
.button.subtle {
  border-color: var(--border);
  background: var(--secondary);
  color: var(--secondary-foreground);
}

.button.ghost {
  color: var(--muted-foreground);
}

.button.subtle {
  flex: 1 1 96px;
  font-size: 13px;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--muted);
  padding: 4px;
}

.tabs button {
  min-height: 36px;
  border: 0;
  border-radius: calc(var(--radius) - 4px);
  background: transparent;
  color: var(--muted-foreground);
  font-weight: 800;
}

.tabs button.active {
  background: var(--background);
  color: var(--foreground);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.data-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--muted);
  padding: 12px;
}

.data-summary span {
  color: var(--muted-foreground);
  font-size: 13px;
  font-weight: 700;
}

.data-summary strong {
  font-size: 14px;
}

.champion-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 36px;
  margin-top: 12px;
}

.champ-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--muted);
  padding: 4px 10px 4px 5px;
  color: var(--foreground);
  font-size: 13px;
  font-weight: 800;
}

.champ-chip.unresolved {
  color: var(--warning);
}

.avatar {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--secondary);
  color: var(--muted-foreground);
  font-size: 11px;
  overflow: hidden;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hidden {
  display: none;
}

.results {
  margin-top: 16px;
}

.empty-state {
  display: grid;
  place-items: center;
  gap: 12px;
  min-height: 220px;
  color: var(--muted-foreground);
  text-align: center;
}

.empty-icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--muted);
  color: var(--foreground);
  font-size: 13px;
  font-weight: 900;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.result-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #09090b;
  padding: 14px;
}

.result-card.best,
.result-card.fallback {
  border-color: rgba(34, 197, 94, 0.46);
}

.result-card.avoid {
  border-color: rgba(239, 68, 68, 0.46);
}

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

.result-name {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 900;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 9px;
  background: var(--muted);
  color: var(--muted-foreground);
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}

.badge.good {
  border-color: rgba(34, 197, 94, 0.36);
  color: #86efac;
}

.badge.bad {
  border-color: rgba(239, 68, 68, 0.36);
  color: #fca5a5;
}

.badge.warn {
  border-color: rgba(245, 158, 11, 0.36);
  color: #fcd34d;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 14px 0;
}

.metric-row.compact {
  margin-top: 8px;
}

.risk-panel {
  display: grid;
  gap: 4px;
  margin: 14px 0 0;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--muted);
  padding: 12px;
}

.risk-panel span,
.risk-panel small {
  color: var(--muted-foreground);
  font-size: 12px;
  font-weight: 700;
}

.risk-panel strong {
  color: var(--foreground);
  font-size: 32px;
  line-height: 1;
}

.metric {
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: var(--muted);
  padding: 9px;
}

.metric span {
  display: block;
  color: var(--muted-foreground);
  font-size: 12px;
  font-weight: 700;
}

.metric strong {
  display: block;
  margin-top: 4px;
  font-size: 16px;
}

.reason {
  color: var(--muted-foreground);
  font-size: 13px;
  line-height: 1.6;
}

.win {
  border-color: rgba(34, 197, 94, 0.36);
}

.loss {
  border-color: rgba(239, 68, 68, 0.36);
}

@media (max-width: 860px) {
  .app-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 16px;
  }

  .app-header,
  .auth-state,
  .card-header {
    flex-direction: column;
    align-items: stretch;
  }

  .header-stack {
    justify-items: start;
  }

  .control-card,
  .auth-fields,
  .workspace-grid {
    grid-template-columns: 1fr;
  }

  .toast {
    right: 16px;
    bottom: 16px;
    left: 16px;
    width: auto;
  }
}