/**
 * style.css
 * ------------------------------------------------------------------
 * Layout general y componentes visuales de Football Bracket Live.
 * ------------------------------------------------------------------
 */

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.5;
  overflow: hidden;
  transition: background var(--transition-base), color var(--transition-base);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

a { color: var(--color-accent-cyan); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.glass-panel {
  background: var(--color-surface);
  backdrop-filter: blur(var(--blur-panel));
  -webkit-backdrop-filter: blur(var(--blur-panel));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

/* =====================================================================
   App shell
   ===================================================================== */

#app-root {
  position: relative;
  height: 100vh;
  width: 100vw;
  display: flex;
  flex-direction: column;
}

#bg-particles {
  position: fixed;
  inset: 0;
  z-index: var(--z-bg);
  pointer-events: none;
}

#app-root::before {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--gradient-bg-radial);
  z-index: var(--z-bg);
  pointer-events: none;
}

/* =====================================================================
   Header
   ===================================================================== */

.app-header {
  z-index: var(--z-controls);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  backdrop-filter: blur(var(--blur-panel));
  -webkit-backdrop-filter: blur(var(--blur-panel));
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-lg);
  letter-spacing: 0.02em;
  margin-right: var(--space-4);
  white-space: nowrap;
}

.brand__mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--gradient-primary);
  display: grid;
  place-items: center;
  font-size: 16px;
  box-shadow: var(--shadow-glow-cyan);
}

.brand__live-badge {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-accent-red);
  border: 1px solid var(--color-accent-red);
  border-radius: var(--radius-pill);
  padding: 2px 8px;
  margin-left: var(--space-2);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  flex: 1;
}

.field-select,
.search-field input,
.field-select select {
  background: var(--color-surface-solid);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-primary);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: var(--fs-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.field-select select:focus,
.search-field input:focus {
  border-color: var(--color-accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}

.search-field {
  position: relative;
  min-width: 180px;
}

.search-field input {
  width: 100%;
  padding-left: 32px;
}

.search-field .icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.6;
  font-size: 14px;
}

.toggle-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  user-select: none;
}

/* Navegador de ronda (prev/next) para móvil: oculto por defecto en desktop,
   se muestra en su lugar en css/responsive.css (@max-width: 640px). */
.mobile-round-nav {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.mobile-round-nav .icon-btn {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
}

#round-nav-label {
  flex: 1;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: var(--fs-sm);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.icon-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  background: var(--color-surface-solid);
  border: 1px solid var(--color-border-strong);
  font-size: 16px;
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.icon-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-cyan);
}

.header-actions {
  display: flex;
  gap: var(--space-2);
}

/* =====================================================================
   Bracket viewport / track / cards
   ===================================================================== */

.bracket-shell {
  position: relative;
  flex: 1;
  overflow: hidden;
}

#bracket-viewport {
  position: absolute;
  inset: 0;
  overflow: hidden;
  cursor: grab;
  touch-action: none;
}

#bracket-viewport.is-dragging {
  cursor: grabbing;
}

#bracket-track {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  gap: var(--column-gap);
  padding: var(--space-7) var(--space-6);
  transform-origin: 0 0;
  will-change: transform;
}

#bracket-connectors {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  overflow: visible;
  z-index: 0;
}

.round-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  min-width: var(--card-width);
  position: relative;
  z-index: 1;
}

.round-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-md);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-2);
}

.round-matches {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  gap: var(--space-6);
  flex: 1;
}

.match-card {
  width: var(--card-width);
  padding: var(--space-3) var(--space-3) var(--space-2);
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  overflow: hidden;
}

.match-card:hover,
.match-card:focus-visible {
  transform: translateY(-4px) scale(1.015);
  border-color: var(--color-accent-cyan);
  box-shadow: var(--shadow-strong), var(--shadow-glow-cyan);
}

.match-card.is-live {
  border-color: var(--color-accent-red);
}

.match-card__meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.match-card__status.status-live {
  color: var(--color-accent-red);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.match-card__status.status-finished { color: var(--color-text-secondary); }

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-red);
  display: inline-block;
}

.match-card__team {
  display: grid;
  grid-template-columns: 24px 1fr auto auto;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 0;
  border-radius: var(--radius-sm);
}

.match-card__team.is-winner .team-name {
  color: var(--color-text-primary);
  font-weight: 700;
}

.match-card__team.is-winner .team-score {
  color: var(--color-accent-cyan);
}

.team-crest {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.team-crest--large {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-2);
}

.team-name {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.team-score {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-md);
  min-width: 20px;
  text-align: right;
}

.fav-btn {
  color: var(--color-text-muted);
  font-size: 14px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.fav-btn.is-fav {
  color: var(--color-accent-gold);
}

.fav-btn:hover { transform: scale(1.2); }

.match-card__footer {
  margin-top: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-align: center;
}

.connector-line {
  fill: none;
  stroke: var(--color-border-strong);
  stroke-width: 2;
}

.connector-line--won {
  stroke: var(--color-accent-cyan);
  filter: drop-shadow(0 0 4px rgba(0, 212, 255, 0.6));
}

.third-place-column {
  align-self: flex-end;
  opacity: 0.85;
}

.third-place-column .round-title {
  color: var(--color-text-muted);
}

.champion-column {
  align-items: center;
  justify-content: center;
}

.champion-card {
  padding: var(--space-6) var(--space-5);
  text-align: center;
  border-color: var(--color-accent-gold);
}

.champion-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-lg);
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.glow-gold {
  box-shadow: var(--shadow-glow-gold);
}

/* =====================================================================
   Controles flotantes (zoom / centrar / minimapa)
   ===================================================================== */

.floating-controls {
  position: absolute;
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: var(--z-controls);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-3);
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: 4px;
  border-radius: var(--radius-pill);
}

#zoom-level-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  width: 44px;
  text-align: center;
  color: var(--color-text-secondary);
}

#minimap {
  width: 180px;
  height: 90px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

#minimap-canvas {
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0.5;
}

#minimap-viewport-box {
  position: absolute;
  border: 1.5px solid var(--color-accent-cyan);
  background: rgba(0, 212, 255, 0.12);
  border-radius: 4px;
  pointer-events: none;
}

/* =====================================================================
   Panel lateral de detalle
   ===================================================================== */

#overlay-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-panel) - 1);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

body.panel-open #overlay-backdrop {
  opacity: 1;
  pointer-events: auto;
}

#side-panel {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(420px, 100vw);
  z-index: var(--z-panel);
  background: var(--color-bg-elevated);
  border-left: 1px solid var(--color-border);
  box-shadow: var(--shadow-strong);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
}

#side-panel.is-open {
  transform: translateX(0);
}

.side-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.side-panel__header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-md);
}

#side-panel-body {
  padding: var(--space-5);
  overflow-y: auto;
  flex: 1;
}

.panel-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-3);
  text-align: center;
  margin-bottom: var(--space-2);
}

.panel-team {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
}

.panel-team img { width: 40px; height: 40px; }

.panel-score {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-xl);
}

.panel-venue {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: var(--fs-xs);
  margin: 0 0 var(--space-4);
}

.panel-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.panel-tab {
  padding: var(--space-2) var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
}

.panel-tab.is-active {
  color: var(--color-accent-cyan);
  border-color: var(--color-accent-cyan);
}

.stat-row {
  display: grid;
  grid-template-columns: 30px 1fr 30px;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  text-align: center;
}

.stat-bar {
  height: 6px;
  border-radius: var(--radius-pill);
  overflow: hidden;
  display: flex;
  background: var(--color-border);
}

.stat-bar__home { background: var(--color-accent-cyan); }
.stat-bar__away { background: var(--color-accent-violet); }

.stat-label {
  grid-column: 1 / -1;
  text-align: center;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: -6px;
}

.event-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.event-item {
  display: grid;
  grid-template-columns: 34px 24px 1fr;
  gap: var(--space-2);
  align-items: start;
  padding: var(--space-2) 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: var(--fs-sm);
}

.event-minute { font-family: var(--font-mono); color: var(--color-text-muted); }

.lineups-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.lineup-block h4 {
  font-size: var(--fs-sm);
  margin: 0 0 var(--space-2);
}

.formation-tag {
  color: var(--color-text-muted);
  font-weight: 400;
  font-size: var(--fs-xs);
}

.lineup-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: var(--fs-xs);
  color: var(--color-text-secondary);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pos-tag {
  color: var(--color-text-muted);
}

.panel-empty {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  text-align: center;
  padding: var(--space-4) 0;
}

.panel-error { color: var(--color-accent-red); }

.panel-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: var(--color-text-secondary);
  padding: var(--space-6) 0;
  font-size: var(--fs-sm);
}

.spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--color-border-strong);
  border-top-color: var(--color-accent-cyan);
  animation: spin 0.8s linear infinite;
}

/* =====================================================================
   Toasts / overlays globales
   ===================================================================== */

#toast-container {
  position: fixed;
  bottom: var(--space-5);
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: center;
}

.toast {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  background: var(--color-surface-solid);
  border: 1px solid var(--color-border-strong);
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-soft);
}

.toast--success { border-color: var(--color-accent-green); }
.toast--error { border-color: var(--color-accent-red); }

#loading-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: grid;
  place-items: center;
  background: var(--color-bg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  flex-direction: column;
  gap: var(--space-4);
}

#loading-overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.loading-crest {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 3px solid var(--color-border-strong);
  border-top-color: var(--color-accent-cyan);
  animation: spin 0.9s linear infinite;
}

#error-banner {
  position: fixed;
  top: 84px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  z-index: var(--z-toast);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(255, 77, 109, 0.12);
  border: 1px solid var(--color-accent-red);
  color: var(--color-accent-red);
  padding: 10px 14px 10px 20px;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-base);
  max-width: min(560px, 90vw);
}

#error-banner .icon-btn {
  width: 28px;
  height: 28px;
  border-color: var(--color-accent-red);
  color: var(--color-accent-red);
  flex-shrink: 0;
}

#error-banner.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* =====================================================================
   Print (exportar a PDF)
   ===================================================================== */

@media print {
  body:not(.print-mode) { display: none; }
  body.print-mode #app-root > *:not(.bracket-shell) { display: none !important; }
  body.print-mode .bracket-shell { position: static; overflow: visible; height: auto; }
  body.print-mode #bracket-viewport { position: static; overflow: visible; }
  body.print-mode #bracket-track { transform: none !important; position: static; }
  body.print-mode .floating-controls { display: none !important; }
}