/* ============================================================
   FOOSBALL FRENZY — foosball.css
   Premium dark-mode foosball UI
   ============================================================ */

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

:root {
  --font: 'Outfit', system-ui, sans-serif;
  --bg: #0a0e1a;
  --surface: rgba(255,255,255,0.045);
  --border: rgba(255,255,255,0.1);
  --text: #e8eef8;
  --muted: rgba(200,215,240,0.55);
  --accent-green: #48bb78;
  --accent-red: #e74c3c;
  --accent-blue: #3498db;
}

html, body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ======== OVERLAYS ======== */
.overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(4,6,16,0.92);
  backdrop-filter: blur(16px);
}

.overlay-card {
  background: linear-gradient(170deg, #151b2e 0%, #0e1220 100%);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 48px;
  max-width: 560px;
  width: 92vw;
  text-align: center;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.06);
}

/* Logo */
.game-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 12px;
}

.logo-icon {
  font-size: 3.5rem;
  filter: drop-shadow(0 0 24px rgba(72,187,120,0.5));
  animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(10deg); }
}

.logo-main {
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, #48bb78, #38a169, #2f855a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-sub {
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  color: #fff;
  margin-left: 6px;
}

.game-tagline {
  color: var(--muted);
  font-size: 1rem;
  margin-bottom: 32px;
}

/* Setup */
.setup-section {
  margin-bottom: 24px;
}

.settings-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent-green);
  margin-bottom: 12px;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.score-opt {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 8px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  transition: all 0.2s;
}

.score-opt input { display: none; }

.score-opt.selected,
.score-opt:has(input:checked) {
  background: rgba(72,187,120,0.15);
  border-color: rgba(72,187,120,0.5);
  box-shadow: 0 0 16px rgba(72,187,120,0.15);
}

.score-name {
  font-size: 1rem;
  font-weight: 700;
}

/* Controls info */
.controls-info {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
}

.ctrl-col {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 18px;
  text-align: center;
  flex: 1;
}

.ctrl-col--red { border-color: rgba(231,76,60,0.3); }
.ctrl-col--blue { border-color: rgba(52,152,219,0.3); }

.ctrl-title {
  font-weight: 800;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.ctrl-key {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 4px;
}

.ctrl-key kbd {
  display: inline-block;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 5px;
  padding: 1px 6px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.72rem;
  margin: 0 2px;
}

.ctrl-vs {
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--muted);
  letter-spacing: 0.1em;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, #48bb78, #38a169);
  color: #0a2e14;
  font-family: var(--font);
  font-weight: 800;
  font-size: 1.1rem;
  padding: 14px 40px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  letter-spacing: 0.06em;
  transition: transform 0.18s, filter 0.18s, box-shadow 0.18s;
  box-shadow: 0 4px 24px rgba(72,187,120,0.3);
  margin-top: 8px;
}

.btn-primary:hover {
  transform: scale(1.06);
  filter: brightness(1.15);
  box-shadow: 0 8px 36px rgba(72,187,120,0.45);
}

.btn-secondary {
  display: inline-block;
  background: var(--surface);
  color: var(--text);
  font-family: var(--font);
  font-weight: 700;
  font-size: 1rem;
  padding: 12px 32px;
  border: 1px solid var(--border);
  border-radius: 100px;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: transform 0.18s, background 0.18s;
}

.btn-secondary:hover {
  transform: scale(1.04);
  background: rgba(255,255,255,0.08);
}

.back-link {
  display: block;
  margin-top: 16px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.back-link:hover { color: var(--text); }

/* ======== GAME AREA ======== */
.game-area {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: radial-gradient(ellipse at 50% 0%, #0f1f15 0%, var(--bg) 70%);
  padding: 16px;
}

/* Scoreboard */
.scoreboard {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 8px;
  min-width: 380px;
}

.score-side {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 18px;
}

.score-side--red { color: #ff6b6b; }
.score-side--blue { color: #69b4f5; }

.score-label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.score-val {
  font-size: 2rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  min-width: 40px;
  text-align: center;
}

.score-center {
  flex: 1;
  text-align: center;
}

.score-target {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* Canvas */
.canvas-wrapper {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5), 0 0 80px rgba(72,187,120,0.05);
  border: 3px solid rgba(72,187,120,0.2);
}

canvas {
  display: block;
  cursor: default;
}

/* Countdown */
.countdown-overlay {
  position: fixed;
  inset: 0;
  z-index: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
}

.countdown-num {
  font-size: 8rem;
  font-weight: 900;
  color: #fff;
  text-shadow: 0 0 40px rgba(72,187,120,0.6);
  animation: countPop 0.6s cubic-bezier(0.34,1.56,0.64,1);
}

@keyframes countPop {
  from { transform: scale(2); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Goal Flash */
.goal-flash {
  position: fixed;
  inset: 0;
  z-index: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.goal-text {
  font-size: 5rem;
  font-weight: 900;
  color: #fff;
  text-shadow: 0 0 40px rgba(255,215,0,0.8), 0 0 80px rgba(255,215,0,0.4);
  animation: goalBurst 1s cubic-bezier(0.34,1.56,0.64,1);
}

@keyframes goalBurst {
  0% { transform: scale(0); opacity: 0; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(1); opacity: 0; }
}

/* Bottom bar */
.bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 900px;
  padding: 0 4px;
}

.bar-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 8px 18px;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.2s;
}

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

.bar-hint {
  font-size: 0.75rem;
  color: var(--muted);
  font-style: italic;
}

/* Results */
.results-card { max-width: 440px; }

.results-emoji {
  font-size: 4rem;
  margin-bottom: 12px;
  animation: floatIcon 2s ease-in-out infinite;
}

.results-headline {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 8px;
  background: linear-gradient(135deg, #48bb78, #38a169);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.results-headline.red-win {
  background: linear-gradient(135deg, #ff6b6b, #e74c3c);
  -webkit-background-clip: text;
  background-clip: text;
}

.results-headline.blue-win {
  background: linear-gradient(135deg, #69b4f5, #3498db);
  -webkit-background-clip: text;
  background-clip: text;
}

.results-sub {
  color: var(--muted);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 28px;
  font-variant-numeric: tabular-nums;
}

.result-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ======== RESPONSIVE ======== */
@media (max-width: 960px) {
  canvas { width: 100% !important; height: auto !important; }
}

@media (max-width: 500px) {
  .overlay-card { padding: 28px 20px; }
  .scoreboard { min-width: auto; }
  .score-val { font-size: 1.5rem; }
  .controls-info { flex-direction: column; gap: 8px; }
  .ctrl-vs { display: none; }
}