:root {
  --gold:       #f5c542;
  --gold-glow:  rgba(245,197,66,0.6);
  --bg-card:    rgba(8, 10, 30, 0.82);
  --border-glow: rgba(120,80,255,0.4);
  --marked-bg:  rgba(90,50,210,0.9);

  /* 9-group palette */
  --c1: #4aa3ff;
  --c2: #ff5e7d;
  --c3: #4dffb4;
  --c4: #ffe24d;
  --c5: #c77dff;
  --c6: #ff9a3c;
  --c7: #00d4aa;
  --c8: #ff6eb4;
  --c9: #b0ff5e;

  --cell-size-90: clamp(38px, 5.2vw, 54px);
  --radius: 12px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: #030d1e;
  color: #fff;
  font-family: 'Inter', sans-serif;
  height: var(--real-vh, 100vh);
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── Studio backdrop ─────────────────────────────────────────────────────── */
.stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image: url('/bingo-room/studio-bg.jpg');
  background-size: cover;
  background-position: 50% -80px;
  /* Subtle dark vignette so UI elements stay readable */
}
/* Dark overlay so UI elements are readable over the photo */
.stars::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom,
      rgba(0,0,0,0.38) 0%,
      rgba(0,0,0,0.10) 40%,
      rgba(0,0,0,0.20) 100%);
}

/* ── App shell ───────────────────────────────────────────────────────────── */
.app {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 920px;
  padding: 0 1rem 1.5rem;
  margin-top: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

/* ── Title ───────────────────────────────────────────────────────────────── */
.title {
  display: flex;
  gap: 0.04em;
  font-size: clamp(3rem, 11vw, 6rem);
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1;
  text-shadow: 0 2px 30px rgba(0,0,0,0.8);
}
.title span { display: inline-block; }
.title .b { color: var(--c1); text-shadow: 0 0 40px var(--c1), 0 2px 10px rgba(0,0,0,0.8); }
.title .i { color: var(--c3); text-shadow: 0 0 40px var(--c3), 0 2px 10px rgba(0,0,0,0.8); }
.title .n { color: var(--c5); text-shadow: 0 0 40px var(--c5), 0 2px 10px rgba(0,0,0,0.8); }
.title .g { color: var(--c7); text-shadow: 0 0 40px var(--c7), 0 2px 10px rgba(0,0,0,0.8); }
.title .o { color: var(--c9); text-shadow: 0 0 40px var(--c9), 0 2px 10px rgba(0,0,0,0.8); }

/* ── Draw stage ──────────────────────────────────────────────────────────── */
.draw-stage {
  display: flex;
  align-items: flex-end;
  gap: 1.6rem;
  width: 100%;
  max-width: 880px;
  justify-content: center;
}

/* ── Right: call ball — sits on the gold table ───────────────────────────── */
.call-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  margin-bottom: 28px;
}

.call-label { display: none; }

.current-ball {
  /* Centred between drum right edge (x=300) and inner vertical tube (x=375) */
  position: absolute;
  left: 295px;
  top:  277px;
  width:  86px;
  height: 86px;
  z-index: 10;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.18);
  background:
    radial-gradient(circle at 32% 32%, rgba(255,255,255,0.22) 0%, transparent 50%),
    rgba(5,8,30,0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  color: rgba(255,255,255,0.28);
  box-shadow: 0 8px 32px rgba(0,0,0,0.75), 0 18px 40px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.08);
}
.ball-number {
  font-size: 1.9rem;
  line-height: 1;
  color: inherit;
}

.call-sublabel,
.drum-timer-bar,
.drum-status { display: none; }

/* ── Right: lottery machine ───────────────────────────────────────────────── */
.lottery-machine {
  position: relative;
  width: 580px;
  min-height: 460px;
  overflow: visible;
}

.tube-svg {
  position: absolute;
  left: 0; top: 0;
  width: 580px;
  height: 460px;
  pointer-events: none;
  z-index: 8;
}

.drum-wrapper {
  position: absolute;
  left: 10px;
  top: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── Glass sphere (clear acrylic, like reference image) ──────────────────── */
.drum-sphere {
  position: relative;
  width: 290px;
  height: 290px;
  border-radius: 50%;
  overflow: hidden;

  /* Clear acrylic look — very transparent, strong highlights */
  background:
    /* Primary top-left reflection streak */
    radial-gradient(ellipse 60% 30% at 20% 18%,
      rgba(255,255,255,0.42) 0%, transparent 60%),
    /* Secondary bottom-right reflection */
    radial-gradient(ellipse 30% 18% at 78% 80%,
      rgba(255,255,255,0.12) 0%, transparent 70%),
    /* Slight purple LED tint from base */
    radial-gradient(circle at 50% 92%,
      rgba(200,80,255,0.14) 0%, transparent 60%),
    /* Very light interior fill — almost clear */
    radial-gradient(circle at 50% 50%,
      rgba(230,220,255,0.06) 0%,
      rgba(140,80,240,0.05) 60%,
      rgba(0,0,15,0.18) 100%);

  border: 1.5px solid rgba(255,255,255,0.72);
  box-shadow:
    /* Outer purple glow */
    0 0 70px rgba(180,80,255,0.55),
    0 0 25px rgba(180,80,255,0.30),
    /* Very light inner darkening */
    inset 0 0 30px rgba(0,0,0,0.12),
    /* Purple underglow from LED base */
    inset 0 -30px 60px rgba(180,80,255,0.10);
}

/* Strong left-side reflection streak (characteristic of polished acrylic) */
.drum-highlight-top {
  position: absolute;
  top: 5%; left: 5%;
  width: 52%; height: 38%;
  background:
    linear-gradient(
      130deg,
      rgba(255,255,255,0.48) 0%,
      rgba(255,255,255,0.18) 35%,
      transparent 65%
    );
  border-radius: 50%;
  transform: rotate(-25deg);
  pointer-events: none;
}
/* Smaller bottom-right shine */
.drum-highlight-bottom {
  position: absolute;
  bottom: 8%; right: 10%;
  width: 28%; height: 18%;
  background: radial-gradient(ellipse,
    rgba(255,255,255,0.10) 0%, transparent 100%);
  border-radius: 50%;
  pointer-events: none;
}

/* Horizontal cage rings — visible through clear sphere */
.drum-baffles {
  position: absolute;
  inset: 16px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px, transparent 14px,
    rgba(200,180,255,0.08) 14px, rgba(200,180,255,0.08) 15px
  );
}

.drum-inner-tube, .drum-inner-tube-cap { display: none; }

/* Glass sphere edge vignette — very subtle since sphere is clear */
.drum-cage-overlay {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
  z-index: 5;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.14);
  background: radial-gradient(circle at 50% 50%,
    transparent 58%,
    rgba(0,0,0,0.06) 75%,
    rgba(0,0,0,0.22) 90%,
    rgba(0,0,0,0.40) 100%);
}

/* Purple LED collar at drum top */
.drum-collar {
  width: 38px; height: 16px;
  background: linear-gradient(to bottom, rgba(240,180,255,0.35), rgba(200,80,255,0.20));
  border: 1.5px solid rgba(230,160,255,0.80);
  border-radius: 6px 6px 0 0;
  margin-top: -2px;
  position: relative;
  z-index: 9;
  box-shadow:
    0 0 18px rgba(200,80,255,0.70),
    inset 0 0 6px rgba(230,160,255,0.25);
}

/* Thin stand */
.drum-stand {
  width: 50px; height: 18px;
  background: linear-gradient(to bottom, rgba(200,160,255,0.22), rgba(150,80,220,0.10));
  border-left:  1px solid rgba(220,180,255,0.35);
  border-right: 1px solid rgba(220,180,255,0.35);
}

/* Bright purple LED base glow */
.drum-base-glow {
  width: 200px; height: 12px;
  background: rgba(200,70,255,0.95);
  border-radius: 50%;
  filter: blur(16px);
  margin-top: -5px;
}

/* Dark acrylic platform with pink LED border */
.drum-base-platform {
  width: 230px; height: 14px;
  background: linear-gradient(to bottom, rgba(60,20,80,0.70), rgba(20,5,40,0.80));
  border: 2px solid rgba(220,80,255,0.65);
  border-radius: 8px;
  box-shadow:
    0 0 30px rgba(200,60,255,0.65),
    0 0 8px  rgba(200,60,255,0.40),
    inset 0 0 8px rgba(200,80,255,0.15);
}

/* ── Drum balls ───────────────────────────────────────────────────────────── */
.drum-ball,
.drum-ball--clone,
.rest-ball {
  position: absolute;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;     /* clip ::before glint to the circle */
  user-select: none;
  pointer-events: none;
}

/* Specular glint — bright ellipse at top-left simulating a light source */
.drum-ball::before,
.drum-ball--clone::before,
.rest-ball::before {
  content: '';
  position: absolute;
  top: 7%;
  left: 11%;
  width: 40%;
  height: 28%;
  background: radial-gradient(ellipse,
    rgba(255,255,255,0.92) 0%,
    rgba(255,255,255,0.60) 45%,
    transparent 100%);
  border-radius: 50%;
  transform: rotate(-28deg);
  pointer-events: none;
  z-index: 1;
}

.drum-ball         { will-change: left, top; }
.drum-ball--clone  { z-index: 60; }
.rest-ball         { z-index: 65; }   /* above tube SVG so stacked balls are visible */

.drum-ball span,
.drum-ball--clone span,
.rest-ball span {
  position: relative;
  z-index: 2;       /* always above the ::before glint */
  font-family: 'Inter', sans-serif;
  font-size: 8px;
  font-weight: 800;
  color: rgba(255,255,255,0.95);
  line-height: 1;
  text-shadow: 0 1px 2px rgba(0,0,0,0.9);
}

.rest-ball--latest {
  filter: brightness(1.35);
  box-shadow: 0 0 14px 4px currentColor !important;
}

/* ── Called numbers (legacy container) ───────────────────────────────────── */
.called-numbers { width: 100%; max-width: 620px; }

/* ── Call card ────────────────────────────────────────────────────────────── */
.call-card {
  background: rgba(18, 10, 46, 0.82);
  border: 1px solid rgba(130, 80, 220, 0.35);
  border-radius: 18px;
  padding: 1rem 1rem 0.9rem;
  width: 100%;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 40px rgba(0,0,0,0.55), inset 0 1px 0 rgba(255,255,255,0.06);
}

.call-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}
.call-card-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.02em;
}
.call-card-counter {
  background: rgba(120, 60, 230, 0.9);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 800;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  letter-spacing: 0.03em;
}

/* 10-column grid for 1–90 */
.call-card-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 5px;
  margin-bottom: 0.8rem;
}
.cc-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: clamp(0.55rem, 1.3vw, 0.78rem);
  font-weight: 700;
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.28);
  transition: background 0.25s, color 0.25s;
  will-change: transform;
}
.cc-cell.cc-called {
  background: rgba(105, 55, 200, 0.75);
  color: #fff;
  box-shadow: 0 2px 8px rgba(120,60,230,0.4);
}
.cc-cell.cc-last {
  background: rgba(130, 65, 240, 0.95);
  color: #fff;
  box-shadow: 0 0 0 2.5px rgba(200,160,255,0.9), 0 0 18px rgba(160,80,255,0.7);
}

/* Recent calls strip */
.call-card-recent {
  border-top: 1px solid rgba(130, 80, 220, 0.2);
  padding-top: 0.65rem;
}
.cc-recent-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.38);
  margin-bottom: 0.5rem;
}
.cc-recent-row {
  display: flex;
  gap: 6px;
  flex-wrap: nowrap;
  overflow: hidden;
}
.cc-recent-chip {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 800;
  background: rgba(105, 55, 200, 0.7);
  color: #fff;
}
.cc-recent-chip.cc-recent-new {
  box-shadow: 0 0 0 2.5px rgba(200,160,255,0.9), 0 0 16px rgba(160,80,255,0.65);
}

/* ── 90-ball Bingo card ───────────────────────────────────────────────────── */
.bingo-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius);
  padding: 0.85rem;
  backdrop-filter: blur(16px);
  box-shadow:
    0 0 60px rgba(120,80,255,0.10),
    0 20px 60px rgba(0,0,0,0.65);
}

.card-grid-90 {
  display: grid;
  grid-template-columns: repeat(9, var(--cell-size-90));
  grid-template-rows: repeat(3, var(--cell-size-90));
  gap: 0.28rem;
}

.cell90 {
  width: var(--cell-size-90);
  height: var(--cell-size-90);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(0.72rem, 1.4vw, 0.98rem);
  font-weight: 700;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--accent, rgba(255,255,255,0.70));
  cursor: pointer;
  user-select: none;
  transition: background 0.15s;
}
.cell90--blank {
  background: transparent;
  border-color: transparent;
  cursor: default;
}
.cell90.marked {
  background: var(--marked-bg);
  border-color: var(--accent, rgba(120,80,255,0.5));
  box-shadow: 0 0 10px var(--accent, rgba(120,80,255,0.4)),
              inset 0 0 5px rgba(255,255,255,0.08);
  cursor: default;
  color: #fff;
}
.cell90:hover:not(.marked):not(.cell90--blank) {
  background: rgba(255,255,255,0.10);
}

.new-card-btn {
  background: rgba(0,0,0,0.45);
  border: 1px solid rgba(255,255,255,0.22);
  color: rgba(255,255,255,0.55);
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 1.6rem;
  border-radius: 50px;
  cursor: pointer;
  letter-spacing: 0.06em;
  backdrop-filter: blur(8px);
  transition: all 0.2s;
}
.new-card-btn:hover {
  border-color: rgba(255,255,255,0.50);
  color: #fff;
  background: rgba(0,0,0,0.60);
}


/* ── Win overlay ──────────────────────────────────────────────────────────── */
.win-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
}
.win-overlay.active { pointer-events: all; }
.win-text {
  font-size: clamp(5rem, 18vw, 11rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, var(--gold), #ff8c00, var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 40px rgba(245,197,66,0.7));
}
.play-again-btn {
  margin-top: 2rem;
  background: linear-gradient(135deg, var(--gold), #ff8c00);
  border: none;
  color: #1a0800;
  font-family: 'Inter', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  padding: 1rem 3.5rem;
  border-radius: 50px;
  cursor: pointer;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: 0 4px 30px rgba(245,197,66,0.4);
  transition: transform 0.1s, box-shadow 0.1s;
}
.play-again-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(245,197,66,0.6);
}