* {
  box-sizing: border-box;
}

:root {
  --bg: #050707;
  --cyan: #65f6ff;
  --cyan-soft: #3bcbd2;
  --cyan-dim: #1b777c;
  --line: rgba(101, 246, 255, 0.28);
  --panel: rgba(3, 15, 16, 0.58);
  --text: #bdfbff;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at center, #152022 0%, #090d0e 46%, #030404 100%);
  color: var(--text);
  font-family: "Courier New", Courier, monospace;
}

body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow-x: hidden;
}

.page-shell {
  width: min(96vw, 1540px);
  padding: 24px 0 36px;
}

.tv {
  position: relative;
  width: 100%;
  aspect-ratio: 1536 / 1024;
  filter: drop-shadow(0 34px 45px rgba(0, 0, 0, 0.72));
}

.tv-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
  user-select: none;
  z-index: 10;
}

.screen {
  position: absolute;
  left: 5.8%;
  top: 6.8%;
  width: 75.2%;
  height: 82.8%;
  overflow: hidden;
  border-radius: 10% / 8%;
  background:
    radial-gradient(circle at 48% 45%, rgba(8, 28, 31, 0.72), rgba(0, 0, 0, 0.96) 72%);
}

.screen-content {
  position: absolute;
  inset: 8% 9% 8% 9%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  text-shadow:
    -1px 0 rgba(255, 80, 80, 0.35),
    1px 0 rgba(80, 120, 255, 0.38),
    0 0 8px rgba(54, 235, 245, 0.75);
}

.title-block {
  margin-bottom: clamp(12px, 1.4vw, 24px);
}

.eyebrow {
  margin: 0 0 6px;
  font-size: clamp(10px, 0.95vw, 16px);
  letter-spacing: 0.22em;
  color: var(--cyan-soft);
  opacity: 0.75;
}

h1 {
  margin: 0;
  color: var(--cyan);
  font-size: clamp(26px, 3vw, 54px);
  line-height: 1;
  letter-spacing: 0.14em;
  font-weight: 700;
}

.leaderboard-card {
  width: min(72%, 760px);
  min-width: 520px;
  border: 1px solid rgba(100, 246, 255, 0.52);
  background: var(--panel);
  box-shadow:
    inset 0 0 28px rgba(46, 213, 225, 0.04),
    0 0 18px rgba(50, 210, 220, 0.08);
}

.row {
  display: grid;
  grid-template-columns: 9% 1fr 24% 25%;
  align-items: center;
  column-gap: 10px;
}

.leaderboard-head {
  min-height: 52px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(100, 246, 255, 0.64);
  color: var(--cyan);
  font-size: clamp(12px, 1.2vw, 20px);
  letter-spacing: 0.08em;
}


.leaderboard-body {
  max-height: 430px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(101, 246, 255, 0.55) rgba(0, 0, 0, 0.35);
}

.leaderboard-body::-webkit-scrollbar {
  width: 8px;
}

.leaderboard-body::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.35);
}

.leaderboard-body::-webkit-scrollbar-thumb {
  background: rgba(101, 246, 255, 0.55);
  border-radius: 4px;
  box-shadow: 0 0 8px rgba(101, 246, 255, 0.35);
}

.leaderboard-body::-webkit-scrollbar-thumb:hover {
  background: rgba(101, 246, 255, 0.85);
}

.entry {
  position: relative;
  min-height: 46px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(100, 246, 255, 0.11);
  color: var(--text);
  font-size: clamp(13px, 1.15vw, 19px);
}

.entry:last-child {
  border-bottom: 0;
}

.entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12%;
  width: 2px;
  height: 76%;
  background: transparent;
  box-shadow: 0 0 10px transparent;
}

.entry:hover {
  background: rgba(77, 227, 235, 0.06);
}

.entry.top-1 {
  color: #fff5b0;
  text-shadow:
    -1px 0 rgba(255, 82, 82, 0.36),
    1px 0 rgba(80, 120, 255, 0.38),
    0 0 9px rgba(255, 239, 132, 0.72);
}

.entry.top-1::before {
  background: #fff2a0;
  box-shadow: 0 0 10px rgba(255, 242, 160, 0.7);
}

.entry.top-2 {
  color: #cfdadb;
}
.entry.top-2::before {
  background: #cfdadb;
  box-shadow: 0 0 10px rgba(255, 242, 160, 0.7);
}

.entry.top-3 {
  color: #f3c69c;
}
.entry.top-3::before {
  background: #f3c69c;
  box-shadow: 0 0 10px rgba(255, 242, 160, 0.7);
}

.position,
.score,
.time {
  font-variant-numeric: tabular-nums;
}

.name {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.loading,
.error {
  padding: 28px 18px;
  font-size: clamp(12px, 1vw, 17px);
  letter-spacing: 0.08em;
}

.error {
  color: #ff8e8e;
}

.screen-footer {
  margin-top: auto;
  width: min(72%, 760px);
  display: flex;
  justify-content: space-between;
  padding: 20px 4px 0;
  color: var(--cyan-soft);
  font-size: clamp(12px, 1vw, 17px);
  letter-spacing: 0.18em;
  opacity: 0.72;
}

.scanlines {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  opacity: 0.22;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.035) 0,
    rgba(255, 255, 255, 0.035) 1px,
    rgba(0, 0, 0, 0.12) 2px,
    rgba(0, 0, 0, 0.12) 4px
  );
  mix-blend-mode: screen;
  animation: scanMove 10s linear infinite;
}

.screen-vignette {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  background:
    radial-gradient(ellipse at center,
      transparent 56%,
      rgba(0, 0, 0, 0.3) 77%,
      rgba(0, 0, 0, 0.72) 100%);
}

.glass-effect {
  position: absolute;
  inset: 0;
  z-index: 6;
  width: 100%;
  height: 100%;
  object-fit: fill;
  pointer-events: none;
  opacity: 0.58;
  mix-blend-mode: screen;
}

.status {
  margin: 12px 0 0;
  text-align: center;
  color: rgba(101, 246, 255, 0.56);
  font-size: 12px;
  letter-spacing: 0.2em;
}

@keyframes scanMove {
  from { transform: translateY(0); }
  to   { transform: translateY(4px); }
}

@media (max-width: 900px) {
  html,
  body {
    width: 100%;
    min-height: 100%;
    overflow-x: hidden;
    background: var(--bg);
  }

  body {
    display: block;
  }

  .page-shell {
    width: 100%;
    padding: 0;
  }

  /* No TV shell on mobile: the leaderboard becomes the page itself. */
  .tv {
    position: static;
    width: 100%;
    min-width: 0;
    aspect-ratio: auto;
    filter: none;
    transform: none;
  }

  .tv-frame,
  .scanlines,
  .screen-vignette,
  .glass-effect,
  .screen-footer,
  .status,
  .eyebrow {
    display: none;
  }

  .screen {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
    height: auto;
    min-height: 100vh;
    overflow: visible;
    border-radius: 0;
    background:
      radial-gradient(circle at 50% 0%, rgba(8, 28, 31, 0.72), rgba(0, 0, 0, 0.96) 72%);
  }

  .screen-content {
    position: relative;
    inset: auto;
    width: 100%;
    min-height: 100vh;
    padding: 22px 14px 28px;
    text-shadow:
      -1px 0 rgba(255, 80, 80, 0.24),
      1px 0 rgba(80, 120, 255, 0.28),
      0 0 7px rgba(54, 235, 245, 0.55);
  }

  .title-block {
    margin: 0 0 18px;
  }

  h1 {
    font-size: clamp(24px, 8vw, 38px);
    letter-spacing: 0.09em;
  }

  .leaderboard-card {
    width: 100%;
    min-width: 0;
  }

  .row {
    grid-template-columns: 34px minmax(0, 1fr) 78px 68px;
    column-gap: 8px;
  }

  .leaderboard-head {
    min-height: 44px;
    padding: 0 10px;
    font-size: 12px;
    letter-spacing: 0.04em;
  }

  .leaderboard-body {
    max-height: none;
    overflow: visible;
  }

  .entry {
    min-height: 46px;
    padding: 0 10px;
    font-size: 13px;
  }

  .position,
  .score,
  .time {
    white-space: nowrap;
  }

  .score,
  .time {
    text-align: right;
  }
}

@media (max-width: 420px) {
  .screen-content {
    padding-inline: 10px;
  }

  .row {
    grid-template-columns: 30px minmax(0, 1fr) 68px 58px;
    column-gap: 6px;
  }

  .leaderboard-head,
  .entry {
    padding-inline: 8px;
  }

  .leaderboard-head {
    font-size: 11px;
  }

  .entry {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scanlines {
    animation: none;
  }
}

/* =========================================================
   MOBILE AR MODE
   ========================================================= */

.title-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ar-mode-button {
  display: none;
}

.ar-mode {
  position: fixed;
  inset: 0;
  z-index: 10000;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  background: #000;

  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 160ms ease;
}

.ar-mode.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

body.ar-active {
  overflow: hidden !important;
  overscroll-behavior: none;
}

.ar-mode a-scene {
  position: absolute !important;
  inset: 0 !important;
  z-index: 1 !important;
  width: 100% !important;
  height: 100% !important;
  background: transparent !important;
}

.ar-mode .a-canvas {
  background: transparent !important;
}

/* O vídeo da câmera é criado pelo MindAR. */
#ar-video {
  position: fixed !important;
  inset: 0 !important;
  width: 100vw !important;
  height: 100dvh !important;
  object-fit: cover !important;
  display: block !important;
  z-index: 0 !important;
}

.ar-topbar {
  position: fixed;
  z-index: 10002;
  top: max(14px, env(safe-area-inset-top));
  left: 12px;
  right: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  pointer-events: none;
}

.ar-back-button,
.ar-status {
  border: 1px solid rgba(101, 246, 255, 0.55);
  background: rgba(2, 12, 14, 0.78);
  color: var(--cyan);
  box-shadow:
    0 0 18px rgba(50, 210, 220, 0.12),
    inset 0 0 16px rgba(50, 210, 220, 0.06);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-family: "Courier New", Courier, monospace;
}

.ar-back-button {
  min-height: 42px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  pointer-events: auto;
}

.ar-status {
  max-width: min(60vw, 300px);
  padding: 9px 11px;
  border-radius: 8px;
  color: #e7feff;
  text-align: center;
  font-size: 10px;
  line-height: 1.25;
  letter-spacing: 0.04em;
}

/* O AR é recurso mobile. Em desktop, mesmo via JS/manual, fica bloqueado. */
@media (min-width: 901px) {
  .ar-mode {
    display: none !important;
  }
}

@media (max-width: 900px) {
  .title-row {
    width: 100%;
    justify-content: space-between;
    gap: 10px;
  }

  .title-row h1 {
    min-width: 0;
  }

  .ar-mode-button {
    flex: 0 0 auto;
    min-height: 38px;
    padding: 0 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;

    border: 1px solid rgba(101, 246, 255, 0.58);
    border-radius: 7px;
    background:
      linear-gradient(180deg, rgba(17, 56, 60, 0.72), rgba(2, 16, 18, 0.88));
    color: var(--cyan);

    box-shadow:
      0 0 14px rgba(50, 210, 220, 0.12),
      inset 0 0 12px rgba(50, 210, 220, 0.05);

    font-family: "Courier New", Courier, monospace;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.08em;
    white-space: nowrap;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .ar-mode-button:active {
    transform: scale(0.97);
    background: rgba(31, 103, 109, 0.42);
  }

  .ar-mode-icon {
    font-size: 16px;
    line-height: 1;
  }
}

@media (max-width: 420px) {
  .title-row {
    gap: 8px;
  }

  .title-row h1 {
    font-size: clamp(22px, 7.1vw, 31px);
    letter-spacing: 0.07em;
  }

  .ar-mode-button {
    min-height: 36px;
    padding-inline: 8px;
    font-size: 10px;
  }

  .ar-status {
    max-width: 54vw;
    font-size: 9px;
  }
}