:root {
  /* Paleta premium "guia" - copa 2026 */
  --color-bg: #031f18;
  --color-bg-dark: #020f14;
  --color-card: rgba(6, 45, 34, 0.86);
  --color-card-blue: rgba(0, 24, 66, 0.15);
  --color-primary: #006b2d;
  --color-secondary: #001f5b;
  --color-secondary-deep: #001842;
  --color-gold: #ffcc00;
  --color-gold-dark: #b89400;
  --color-white: #ffffff;
  --color-muted: #dce6e2;

  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow-card: 0 18px 45px rgba(0, 0, 0, 0.35);

  /* Aliases mantidos para não precisar tocar em cada regra existente -
     qualquer coisa que use --brasil-* já herda a paleta nova acima. */
  --brasil-green: var(--color-primary);
  --brasil-green-dark: #004d20;
  --brasil-yellow: var(--color-gold);
  --brasil-yellow-soft: #ffe680;
  --brasil-blue: var(--color-secondary);
  --brasil-blue-2: var(--color-secondary-deep);
  --brasil-white: var(--color-white);

  --bg: var(--color-bg);
  --paper: #0c2a22;
  --ink: #04140f;
  --muted: rgba(220, 230, 226, 0.82);
  --blue-900: var(--brasil-blue);
  --blue-800: #00275e;
  --blue-700: #0c3c8f;
  --blue-100: rgba(220, 230, 226, 0.85);
  --gold: var(--color-gold);
  --line: rgba(255, 204, 0, 0.2);
  --shadow: var(--shadow-card);
  --radius: var(--radius-lg);

  --font-heading: 'Arial Narrow', Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }

html,
body { min-height: 100%; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  height: 100dvh;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--color-white);
  background: radial-gradient(circle at top, var(--color-bg) 0%, var(--color-bg-dark) 100%);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.app-shell {
  width: min(1180px, 100%);
  flex: 1 1 auto;
  min-height: 486px;
  margin: 0 auto;
  padding: 0 0 max(8px, env(safe-area-inset-bottom));
  display: grid;
  grid-template-rows: 1fr;
  overflow: hidden;
}

.app-header {
  width: 100%;
  background: linear-gradient(180deg, rgba(2, 15, 20, 0.85) 0%, rgba(2, 15, 20, 0.85) 100%), url('../img/primeira-fase.webp') center / cover no-repeat;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.45);
  padding-top: max(10px, env(safe-area-inset-top));
  padding-bottom: 10px;
}

.app-header-inner {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

.app-title {
  margin: 0;
  flex: 0 0 auto;
  font-family: var(--font-heading);
  font-size: clamp(1rem, 3vw, 1.3rem);
  line-height: 1;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: #fff;
}

.tab-nav {
  display: flex;
  flex: 1 1 auto;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.tab-nav::-webkit-scrollbar { display: none; }

.tab-button {
  position: relative;
  border: 0;
  border-radius: 8px;
  padding: 8px 16px;
  background: transparent;
  color: rgba(255,255,255,0.72);
  font-weight: 700;
  font-size: clamp(0.7rem, 1.8vw, 0.82rem);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}

.tab-button:hover { background: rgba(255,255,255,0.1); color: #fff; }

.tab-button.is-active {
  background: transparent;
  color: var(--color-gold);
}

.tab-button.is-active::after {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-gold);
}

.tab-panel-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0 18px 6px;
}

.refresh-button {
  border: 0;
  border-radius: 999px;
  padding: 9px 13px;
  background: var(--brasil-yellow);
  color: var(--brasil-blue);
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 9px 22px rgba(0, 28, 73, 0.22);
  white-space: nowrap;
  flex: 0 0 auto;
}

.refresh-button:disabled { opacity: 0.65; cursor: wait; }

.status-message {
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.58rem, 1.9vw, 0.72rem);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tab-panel { min-height: 0; }
.tab-panel[hidden] { display: none; }

.knockout-section {
  height: 100%;
  min-height: 0;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  background: url('../img/fundo-estadio-noite.webp') center / cover no-repeat, var(--color-bg-dark);
}

.knockout-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 15, 20, 0.82) 0%, rgba(2, 15, 20, 0.92) 100%);
  pointer-events: none;
}

.knockout-header {
  position: relative;
  flex: 0 0 auto;
  text-align: center;
  padding: 14px 18px 2px;
}

.knockout-header__title {
  margin: 0;
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.04em;
  font-size: clamp(1rem, 3vw, 1.4rem);
  color: var(--color-white);
}

.knockout-header__subtitle {
  margin: 2px 0 0;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-gold);
}

.knockout-root {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
}

/* Recolore o React Flow (chaveamento) via variáveis que o próprio bundle já
   expõe - não precisa rebuildar o app React separado em knockout-app/. */
.knockout-root .react-flow {
  --xy-edge-stroke-default: var(--color-gold);
  --xy-edge-stroke-width-default: 2;
  --xy-edge-stroke-selected-default: var(--color-gold);
  --xy-background-color-default: transparent;
  --xy-controls-button-background-color-default: var(--color-card-blue);
  --xy-controls-button-background-color-hover-default: var(--color-secondary);
  --xy-controls-button-color-default: var(--color-gold);
  --xy-controls-button-border-color-default: var(--line);
}

/* Controles de zoom/pan do React Flow (botões padrão) - reaproveita as
   classes globais que o próprio bundle já expõe pra virar uma pílula
   dourada horizontal, igual ao guia, sem precisar rebuildar o app React. */
.knockout-root .react-flow__controls {
  flex-direction: row;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(255, 204, 0, 0.4);
  box-shadow: var(--shadow-card);
}

.knockout-root .react-flow__controls-button {
  border: 0;
  border-right: 1px solid rgba(255, 204, 0, 0.25);
  width: 30px;
  height: 30px;
}

.knockout-root .react-flow__controls-button:last-child {
  border-right: 0;
}

.knockout-root .react-flow__controls-button svg {
  fill: var(--color-gold);
}

.tab-placeholder {
  margin: 40px auto;
  text-align: center;
  color: var(--muted);
}

.carousel-section {
  width: 100%;
  min-height: 0;
  display: grid;
  grid-template-rows: 1fr auto;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(2, 15, 20, 0.93) 0%, rgba(2, 15, 20, 0.93) 100%), url('../img/fundo-trofeu-campo.webp') center / cover no-repeat;
}

.config-panel {
  padding: 14px 18px;
}

.config-panel__title {
  margin: 0 0 12px;
  font-size: 0.92rem;
  color: #fff;
}

.config-panel .tab-panel-toolbar {
  padding: 0;
}

.device-id-panel {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.device-id-panel__title {
  margin: 0 0 6px;
  font-size: 0.82rem;
  color: var(--color-gold);
}

.device-id-panel__desc {
  margin: 0 0 8px;
  font-size: 0.68rem;
  color: var(--muted);
  line-height: 1.4;
}

.device-id-row {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
}

.device-id-input {
  flex: 1 1 auto;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 10px;
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: 0.72rem;
}

.device-id-message {
  margin: 0 0 16px;
  font-size: 0.64rem;
  color: var(--color-gold);
  min-height: 1em;
}

.group-carousel {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc(100% - 36px);
  gap: 14px;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: 18px;
  padding: 16px 18px 7px;
  scrollbar-width: none;
  min-height: 0;
}

.group-carousel::-webkit-scrollbar { display: none; }

.group-card-wrapper {
  scroll-snap-align: center;
  min-width: 0;
  min-height: 0;
}

.group-navigation {
  display: flex;
  gap: 7px;
  align-items: center;
  justify-content: flex-start;
  overflow-x: auto;
  padding: 7px 18px 2px;
  scrollbar-width: none;
}

.group-navigation::-webkit-scrollbar { display: none; }

.group-dot {
  border: 1px solid var(--line);
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--brasil-green-dark);
  color: #fff;
  font-weight: 900;
  font-size: 0.78rem;
  box-shadow: 0 7px 16px rgba(0, 0, 0, 0.25);
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.group-dot:hover { transform: translateY(-2px); }

.group-dot.is-active {
  background: var(--color-gold);
  color: var(--color-secondary-deep);
  border-color: transparent;
}

.bottom-nav {
  display: none;
  flex: 0 0 auto;
  align-items: stretch;
  justify-content: space-around;
  gap: 2px;
  background: var(--color-bg-dark);
  border-top: 1px solid var(--line);
  padding: 6px 4px max(6px, env(safe-area-inset-bottom));
}

.bottom-nav-button {
  flex: 1 1 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 4px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: rgba(255,255,255,0.6);
  font-size: 0.62rem;
}

.bottom-nav-button__icon {
  display: flex;
  line-height: 1;
}

.bottom-nav-button__icon svg {
  width: 22px;
  height: 22px;
}

.bottom-nav-button.is-active {
  background: transparent;
  color: var(--color-gold);
}

.bottom-nav-button.is-active::after { display: none; }