/* ═══════════════════════════════════════════════════════
   DECISION SPINNER — style.css
   Theme: Dark cyberpunk / neon cosmos
   Fonts: Orbitron (display) · Syne (body)
═══════════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --bg:          #060610;
  --bg2:         #0d0d22;
  --surface:     rgba(255,255,255,0.04);
  --surface-h:   rgba(255,255,255,0.08);
  --border:      rgba(255,255,255,0.08);
  --border-h:    rgba(255,255,255,0.18);

  --cyan:        #00f5ff;
  --violet:      #a855f7;
  --pink:        #ec4899;
  --yellow:      #facc15;
  --green:       #22c55e;
  --red:         #ef4444;

  --text:        #e8e8f0;
  --text-dim:    rgba(232,232,240,0.5);
  --text-faint:  rgba(232,232,240,0.25);

  --radius-sm:   8px;
  --radius:      16px;
  --radius-lg:   28px;

  --glow-cyan:   0 0 20px rgba(0,245,255,0.35), 0 0 60px rgba(0,245,255,0.12);
  --glow-violet: 0 0 20px rgba(168,85,247,0.4), 0 0 60px rgba(168,85,247,0.15);
  --glow-pink:   0 0 20px rgba(236,72,153,0.4), 0 0 60px rgba(236,72,153,0.15);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Syne', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ── Background grid ── */
.bg-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(0,245,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,245,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 40%, black 40%, transparent 100%);
}

/* ── Floating particles ── */
#particles { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.particle {
  position: absolute;
  border-radius: 50%;
  animation: drift linear infinite;
  opacity: 0;
}
@keyframes drift {
  0%   { transform: translateY(0) scale(1);   opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-100vh) scale(0.5); opacity: 0; }
}

/* ── Confetti canvas ── */
#confetti-canvas {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 999;
  width: 100%; height: 100%;
}

/* ── Glassmorphism base ── */
.glass {
  background: var(--surface);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.glass-inner {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* ═══════════════════════════════════════════════════════
   APP LAYOUT
═══════════════════════════════════════════════════════ */
.app {
  position: relative; z-index: 1;
  max-width: 1300px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

/* ── HERO ── */
.hero {
  text-align: center;
  padding: 24px 0 36px;
}
.hero-eyebrow {
  font-family: 'Syne', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
  opacity: 0.8;
}
.hero-title {
  font-family: 'Orbitron', monospace;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 16px;
}
.gradient-text {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--violet) 50%, var(--pink) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  filter: drop-shadow(0 0 30px rgba(0,245,255,0.4));
}
.hero-sub {
  font-size: 1rem;
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.05em;
}

/* ── STAGE ── */
.stage {
  display: grid;
  grid-template-columns: 260px 1fr 280px;
  gap: 24px;
  align-items: start;
}

/* ═══════════════════════════════════════════════════════
   PANELS
═══════════════════════════════════════════════════════ */
.panel {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: 20px;
}
.panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
}
.panel-icon {
  font-size: 1rem;
  color: var(--cyan);
  filter: drop-shadow(0 0 6px var(--cyan));
}
.panel-header h2 {
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  flex: 1;
}
.option-count {
  font-family: 'Orbitron', monospace;
  font-size: 0.75rem;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #000;
  width: 24px; height: 24px;
  border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700;
}

/* ── Option list ── */
.option-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 400px;
  overflow-y: auto;
  padding-right: 4px;
}
.option-list::-webkit-scrollbar { width: 4px; }
.option-list::-webkit-scrollbar-track { background: transparent; }
.option-list::-webkit-scrollbar-thumb { background: var(--border-h); border-radius: 2px; }

.option-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  cursor: default;
  transition: all 0.2s ease;
  animation: slideIn 0.3s ease;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateX(-12px); }
  to   { opacity: 1; transform: translateX(0); }
}
.option-item:hover {
  background: rgba(255,255,255,0.07);
  border-color: var(--border-h);
}
.option-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px currentColor;
}
.option-text {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.option-remove {
  background: none; border: none; cursor: pointer;
  color: var(--text-faint);
  font-size: 0.9rem;
  padding: 2px 4px;
  border-radius: 4px;
  transition: all 0.2s ease;
  line-height: 1;
}
.option-remove:hover { color: var(--red); background: rgba(239,68,68,0.12); }

.panel-actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ═══════════════════════════════════════════════════════
   WHEEL ZONE
═══════════════════════════════════════════════════════ */
.wheel-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  position: relative;
}

/* ── Pointer ── */
.pointer {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: -4px;
}
.pointer-arrow {
  width: 0; height: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-top: 36px solid var(--cyan);
  filter: drop-shadow(0 0 12px var(--cyan)) drop-shadow(0 4px 20px var(--cyan));
  animation: pointerPulse 2s ease-in-out infinite;
  position: relative; z-index: 2;
}
.pointer-glow {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 60px;
  background: radial-gradient(circle, rgba(0,245,255,0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: pointerPulse 2s ease-in-out infinite;
}
@keyframes pointerPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

/* ── Wheel wrapper ── */
.wheel-wrapper {
  position: relative;
  width: 520px; height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.wheel-wrapper::before {
  content: '';
  position: absolute; inset: -8px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    var(--cyan), var(--violet), var(--pink), var(--yellow), var(--cyan)
  );
  opacity: 0.25;
  filter: blur(20px);
  animation: wheelGlow 3s linear infinite;
  z-index: 0;
}
@keyframes wheelGlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

#wheel-canvas {
  border-radius: 50%;
  position: relative; z-index: 1;
  cursor: pointer;
  transition: filter 0.3s ease;
}
#wheel-canvas:hover {
  filter: brightness(1.08);
}

/* ── SPIN button ── */
.spin-btn {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  width: 100px; height: 100px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.2);
  background: rgba(6,6,16,0.85);
  backdrop-filter: blur(10px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
  overflow: visible;
}
.spin-btn:hover:not(:disabled) {
  background: rgba(0,245,255,0.12);
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan), inset 0 0 20px rgba(0,245,255,0.08);
  transform: translate(-50%, -50%) scale(1.05);
}
.spin-btn:active:not(:disabled) {
  transform: translate(-50%, -50%) scale(0.96);
}
.spin-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.spin-btn-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  pointer-events: none;
}
.spin-label {
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-shadow: 0 0 12px var(--cyan);
}
.spin-sub {
  font-size: 0.55rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  font-family: 'Syne', sans-serif;
}

/* ── Spin rings ── */
.spin-ring {
  position: absolute; top: 50%; left: 50%;
  border-radius: 50%;
  border: 1px solid transparent;
  pointer-events: none;
}
.spin-ring-1 {
  width: 120px; height: 120px;
  margin: -60px 0 0 -60px;
  border-color: rgba(0,245,255,0.15);
  animation: ringPulse 2s ease-in-out infinite;
}
.spin-ring-2 {
  width: 140px; height: 140px;
  margin: -70px 0 0 -70px;
  border-color: rgba(168,85,247,0.1);
  animation: ringPulse 2s ease-in-out infinite 0.5s;
}
@keyframes ringPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.08); opacity: 0.4; }
}

/* spinning state */
.spin-btn.spinning .spin-label { animation: spinLabel 0.4s linear infinite; }
@keyframes spinLabel {
  from { opacity: 1; }
  50%  { opacity: 0.4; }
  to   { opacity: 1; }
}

/* ═══════════════════════════════════════════════════════
   RIGHT PANEL — ADD FORM, STATS, HISTORY
═══════════════════════════════════════════════════════ */

/* ── Input ── */
.add-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.input-wrap {
  position: relative;
}
.neon-input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'Syne', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: all 0.25s ease;
}
.neon-input::placeholder { color: var(--text-faint); }
.neon-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(0,245,255,0.12), inset 0 0 12px rgba(0,245,255,0.04);
}
.input-glow {
  position: absolute; inset: 0;
  border-radius: var(--radius-sm);
  pointer-events: none;
  opacity: 0;
  box-shadow: var(--glow-cyan);
  transition: opacity 0.3s;
}
.neon-input:focus ~ .input-glow { opacity: 1; }

/* ── Color swatches ── */
.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
  display: block;
}
.color-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.swatch {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}
.swatch:hover { transform: scale(1.2); }
.swatch.active {
  border-color: #fff;
  box-shadow: 0 0 10px currentColor;
  transform: scale(1.15);
}

/* ── Stats ── */
.stats {
  display: flex;
  align-items: center;
  padding: 14px;
  gap: 0;
}
.stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.stat-num {
  font-family: 'Orbitron', monospace;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--cyan);
  text-shadow: 0 0 10px var(--cyan);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}
.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── History ── */
.history-section { display: flex; flex-direction: column; gap: 8px; }
.history-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 5px;
  max-height: 180px;
  overflow-y: auto;
  padding-right: 4px;
}
.history-list::-webkit-scrollbar { width: 3px; }
.history-list::-webkit-scrollbar-thumb { background: var(--border-h); border-radius: 2px; }
.history-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-dim);
  padding: 6px 10px;
  border-radius: 6px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  animation: slideIn 0.3s ease;
}
.history-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  flex-shrink: 0;
}
.history-empty { color: var(--text-faint); font-size: 0.8rem; font-style: italic; padding: 6px 0; }
.history-num {
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
  color: var(--text-faint);
  margin-left: auto;
}

/* ═══════════════════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.22s ease;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.btn:active { transform: scale(0.96); }

/* Primary — neon cyan */
.btn-primary {
  background: linear-gradient(135deg, rgba(0,245,255,0.15), rgba(168,85,247,0.15));
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 0 rgba(0,245,255,0);
}
.btn-primary:hover {
  background: linear-gradient(135deg, rgba(0,245,255,0.25), rgba(168,85,247,0.25));
  box-shadow: var(--glow-cyan);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-dim);
}
.btn-ghost:hover {
  border-color: var(--border-h);
  color: var(--text);
  background: var(--surface-h);
}
.btn-danger:hover {
  border-color: var(--red);
  color: var(--red);
  background: rgba(239,68,68,0.08);
}

.btn-sm { padding: 7px 12px; font-size: 0.78rem; }

/* ═══════════════════════════════════════════════════════
   POPUP / MODAL
═══════════════════════════════════════════════════════ */
.popup-overlay {
  position: fixed; inset: 0;
  background: rgba(6,6,16,0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.popup-overlay.visible {
  opacity: 1;
  pointer-events: all;
}
.popup {
  position: relative;
  padding: 48px 40px 40px;
  max-width: 420px; width: 90%;
  text-align: center;
  overflow: hidden;
  transform: translateY(40px) scale(0.92);
  transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
.popup-overlay.visible .popup {
  transform: translateY(0) scale(1);
}
.popup-glow {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(0,245,255,0.12) 0%, transparent 65%);
  pointer-events: none;
}
.popup-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; cursor: pointer;
  color: var(--text-dim); font-size: 1rem;
  padding: 6px; border-radius: 50%;
  width: 32px; height: 32px;
  display: grid; place-items: center;
  transition: all 0.2s ease;
}
.popup-close:hover { color: var(--text); background: var(--surface-h); }
.popup-icon {
  font-size: 3.5rem;
  margin-bottom: 12px;
  animation: iconBounce 0.6s cubic-bezier(0.34,1.56,0.64,1) 0.2s both;
}
@keyframes iconBounce {
  from { transform: scale(0) rotate(-20deg); opacity: 0; }
  to   { transform: scale(1) rotate(0deg);  opacity: 1; }
}
.popup-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 10px;
  font-weight: 600;
}
.popup-result {
  font-family: 'Orbitron', monospace;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 900;
  color: var(--text);
  line-height: 1.1;
  margin-bottom: 12px;
  text-shadow: 0 0 30px rgba(0,245,255,0.3);
  word-break: break-word;
}
.popup-tagline {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 28px;
  font-style: italic;
}
.popup-spin-again {
  width: 100%;
  padding: 14px;
  font-size: 0.95rem;
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .stage {
    grid-template-columns: 220px 1fr 240px;
    gap: 16px;
  }
  .wheel-wrapper { width: 440px; height: 440px; }
  #wheel-canvas  { width: 440px; height: 440px; }
}

@media (max-width: 900px) {
  .stage {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }
  .panel { position: static; }
  .panel-left  { order: 2; }
  .wheel-zone  { order: 1; }
  .panel-right { order: 3; }

  .wheel-wrapper { width: min(90vw, 460px); height: min(90vw, 460px); }
  #wheel-canvas  { width: min(90vw, 460px); height: min(90vw, 460px); }
  .spin-btn { width: 88px; height: 88px; }

  .option-list { max-height: 220px; }
}

@media (max-width: 480px) {
  .app { padding: 20px 12px 40px; }
  .hero-title { font-size: 2.4rem; }
  .popup { padding: 36px 24px 28px; }
  .popup-result { font-size: 1.6rem; }
}

/* ── Tooltip ── */
[data-tooltip] { position: relative; }
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%);
  background: rgba(6,6,16,0.95);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.75rem;
  padding: 5px 10px;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}
[data-tooltip]:hover::after { opacity: 1; }

/* ── Shake animation for error ── */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-8px); }
  40%       { transform: translateX(8px); }
  60%       { transform: translateX(-6px); }
  80%       { transform: translateX(6px); }
}
.shake { animation: shake 0.4s ease; }