/* === HUD: Horizontal strip by default, sidebar when container is wide === */
/* Default: compact horizontal strip (works at any size) */
.hud {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 2px;
  justify-content: center;
  margin: clamp(2px, 0.5cqh, 8px) auto 0;
  padding: 0;
  z-index: 15;
  pointer-events: none;
  background: transparent;
  backdrop-filter: none;
  border: none;
  border-radius: 0;
  overflow: visible;
}

.hud-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  width: auto;
  min-width: clamp(32px, 4vmin, 50px);
  padding: clamp(1px, 0.3vmin, 3px) clamp(4px, 0.6vmin, 8px);
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: clamp(4px, 0.5vmin, 8px);
  border-bottom: none;
}

.hud-label {
  font-size: clamp(0.35em, 0.6vmin, 0.7em);
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: clamp(0.4px, 0.06vmin, 1.2px);
}

.hud-value {
  font-size: clamp(0.5em, 0.85vmin, 1em);
  font-weight: 800;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* Color classes */
.hud-value.positive { color: var(--green); }
.hud-value.negative { color: var(--accent); }
.hud-value.neutral { color: var(--gold); }

/* === Wide viewport: HUD becomes sidebar column === */
.is-wide .hud {
  grid-column: 2;
  grid-row: 1;
  flex-direction: column;
  flex-wrap: nowrap;
  gap: 0;
  margin: 0;
  padding: 0;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: clamp(8px, 0.8vw, 12px);
  overflow: hidden;
}

.is-wide .hud-item {
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  min-width: unset;
  padding: clamp(6px, 0.8vw, 12px) clamp(10px, 1.2vw, 18px);
  background: transparent;
  backdrop-filter: none;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 0;
}

.is-wide .hud-item:last-child {
  border-bottom: none;
}

/* HUD divider between standard items and scoring items */
.hud-divider {
  width: 1px;
  height: 20px;
  background: rgba(255,255,255,.12);
  align-self: center;
  margin: 0 2px;
}
.is-wide .hud-divider {
  width: 100%;
  height: 1px;
  margin: 0;
  background: rgba(255,215,0,.15);
}

/* Scoring color classes */
.hud-value.score-best { color: var(--green); }
.hud-value.score-correct { color: #60a5fa; }
.hud-value.score-inaccuracy { color: var(--gold); }
.hud-value.score-mistake { color: #f97316; }
.hud-value.score-blunder { color: var(--accent); }

.is-wide .hud-label {
  font-size: clamp(0.5em, 0.6vw, 0.7em);
}

.is-wide .hud-value {
  font-size: clamp(0.7em, 0.85vw, 1em);
}

/* === Feedback cards (used inside analysis-panel) === */
.feedback-card {
  padding: 10px 12px;
  border-radius: 8px;
  border-left: 3px solid;
}

.feedback-card.warning {
  background: rgba(255, 180, 0, 0.06);
  border-color: var(--gold);
}

.feedback-card.info {
  background: rgba(59, 130, 246, 0.06);
  border-color: #60a5fa;
}

.feedback-card.success {
  background: rgba(34, 197, 94, 0.06);
  border-color: var(--green);
}

.feedback-card.error {
  background: rgba(233, 69, 96, 0.06);
  border-color: var(--accent);
}

.feedback-phase {
  font-size: 0.55em;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text2);
  margin-bottom: 4px;
}

.feedback-title {
  font-size: 0.8em;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.feedback-message {
  font-size: 0.7em;
  color: var(--text2);
  line-height: 1.5;
  margin-bottom: 6px;
}

.feedback-tip {
  font-size: 0.65em;
  color: var(--green);
  background: rgba(34, 197, 94, 0.06);
  padding: 6px 8px;
  border-radius: 4px;
  line-height: 1.4;
}

.feedback-tip::before {
  content: 'Tipp: ';
  font-weight: 700;
}

/* === Tournament HUD === */
.tourney-hud {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  justify-content: center;
  padding: clamp(2px, 0.3vmin, 4px) 0;
}

.tourney-hud-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  padding: clamp(2px, 0.3vmin, 4px) clamp(6px, 0.8vmin, 12px);
  background: rgba(0, 0, 0, 0.6);
  border-radius: clamp(4px, 0.5vmin, 6px);
  border: 1px solid rgba(255, 215, 0, 0.1);
}

.tourney-label {
  font-size: clamp(0.35em, 0.55vmin, 0.6em);
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tourney-value {
  font-size: clamp(0.55em, 0.9vmin, 1em);
  font-weight: 800;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.tourney-next {
  color: var(--text2);
  font-weight: 600;
}

.tourney-prize {
  color: var(--green);
}

/* === Game Mode Selector === */
.mode-selector {
  display: flex;
  gap: 4px;
  justify-content: center;
  padding: 8px;
}

.mode-btn {
  padding: clamp(6px, 0.8vmin, 10px) clamp(12px, 1.5vmin, 20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text2);
  font-size: clamp(0.6em, 0.9vmin, 0.85em);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.mode-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.mode-btn.active {
  background: rgba(255, 215, 0, 0.15);
  border-color: var(--gold);
  color: var(--gold);
}

.mode-btn .mode-sub {
  display: block;
  font-size: 0.75em;
  font-weight: 400;
  color: var(--text2);
  margin-top: 2px;
}

/* === GTO Solver Status Indicator === */
.gto-solver-status {
  position: fixed;
  top: 6px;
  right: 12px;
  font-size: 0.6em;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  z-index: 100;
  pointer-events: none;
  transition: all 0.3s ease;
  opacity: 0.7;
}
.gto-solver-status:empty { display: none; }
.gto-solver-status.loading { color: var(--text2); }
.gto-solver-status.ready { color: var(--green); opacity: 0.5; }
.gto-solver-status.solving {
  color: var(--gold);
  opacity: 1;
  animation: solverPulse 1.5s ease-in-out infinite;
}
.gto-solver-status.solved { color: var(--green); opacity: 0.8; }
.gto-solver-status.cached { color: var(--green); opacity: 0.6; }
.gto-solver-status.error { color: var(--accent); opacity: 0.7; }
.gto-solver-status.unavailable { color: var(--text2); opacity: 0.4; }

@keyframes solverPulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* === HUD Help Button === */
.hud-help-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(20px, 2.5vmin, 30px);
  height: clamp(20px, 2.5vmin, 30px);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text2);
  font-size: clamp(0.5em, 0.8vmin, 0.75em);
  font-weight: 700;
  font-style: italic;
  font-family: Georgia, 'Times New Roman', serif;
  cursor: pointer;
  pointer-events: auto;
  transition: all 0.2s ease;
  align-self: center;
  flex-shrink: 0;
}

.hud-help-btn:hover {
  background: rgba(255, 215, 0, 0.15);
  border-color: var(--gold);
  color: var(--gold);
  transform: scale(1.1);
}

.is-wide .hud-help-btn {
  width: 100%;
  height: auto;
  border-radius: 0;
  padding: clamp(6px, 0.8vw, 10px);
  font-style: normal;
  font-family: inherit;
  font-size: clamp(0.55em, 0.65vw, 0.7em);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  background: transparent;
}

.is-wide .hud-help-btn::before {
  content: 'ⓘ ';
}

.is-wide .hud-help-btn:hover {
  background: rgba(255, 215, 0, 0.08);
  transform: none;
}

/* === HUD Help Overlay === */
.hud-help-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: clamp(12px, 2vmin, 24px);
  animation: hudHelpFadeIn 0.2s ease;
}

.hud-help-overlay.visible {
  display: flex;
}

@keyframes hudHelpFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.hud-help-panel {
  width: min(560px, 95vw);
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  background: rgba(14, 14, 22, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 215, 0, 0.12);
  border-radius: clamp(12px, 1.5vmin, 18px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), 0 0 40px rgba(255, 215, 0, 0.04);
  animation: hudHelpSlideUp 0.25s ease;
  overflow: hidden;
}

@keyframes hudHelpSlideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.hud-help-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(14px, 1.8vmin, 22px) clamp(18px, 2.2vmin, 28px);
  border-bottom: 1px solid rgba(255, 215, 0, 0.1);
  background: rgba(255, 215, 0, 0.03);
  flex-shrink: 0;
}

.hud-help-header h3 {
  margin: 0;
  font-size: clamp(0.85em, 1.4vmin, 1.15em);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.3px;
}

.hud-help-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text2);
  font-size: 1.2em;
  cursor: pointer;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.hud-help-close:hover {
  background: rgba(233, 69, 96, 0.15);
  border-color: var(--accent);
  color: var(--accent);
}

.hud-help-body {
  overflow-y: auto;
  padding: clamp(14px, 1.8vmin, 22px) clamp(18px, 2.2vmin, 28px);
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2vmin, 24px);
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 215, 0, 0.15) transparent;
}

.hud-help-body::-webkit-scrollbar {
  width: 5px;
}

.hud-help-body::-webkit-scrollbar-track {
  background: transparent;
}

.hud-help-body::-webkit-scrollbar-thumb {
  background: rgba(255, 215, 0, 0.15);
  border-radius: 3px;
}

.hud-help-section h4 {
  margin: 0 0 clamp(8px, 1vmin, 14px);
  font-size: clamp(0.6em, 0.95vmin, 0.8em);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text2);
  padding-bottom: clamp(4px, 0.5vmin, 8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.hud-help-item {
  display: grid;
  grid-template-columns: clamp(72px, 9vmin, 110px) 1fr;
  gap: clamp(8px, 1vmin, 14px);
  padding: clamp(8px, 1vmin, 12px) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.hud-help-item:last-child {
  border-bottom: none;
}

.hud-help-term {
  font-size: clamp(0.65em, 0.95vmin, 0.82em);
  font-weight: 700;
  color: var(--gold);
  padding-top: 1px;
}

.hud-help-def {
  font-size: clamp(0.6em, 0.85vmin, 0.75em);
  color: var(--text2);
  line-height: 1.55;
}

.hud-help-def strong {
  color: var(--text);
  font-weight: 600;
}