/* ════════════════════════════════════════════════
   MONOPOLY BANK — Cupertino Design System
   Mobile-first, responsive, clean
════════════════════════════════════════════════ */

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

/* Suppress the native tap-highlight flash on all interactive elements globally */
a, button, [role="button"], label[for], input, select, textarea {
  -webkit-tap-highlight-color: transparent;
}

:root {
  --bg-base:         #FAFAFA;
  --bg-card:         #FFFFFF;
  --bg-sheet:        #FFFFFF;
  --bg-input:        #F2F2F7;
  --bg-input-focus:  #E8E8ED;
  --bg-chip:         #F2F2F7;
  --bg-chip-sel:     #E8F0FE;
  /* Component-level tokens that encode light-mode specifics */
  --bg-header:       rgba(250,250,250,0.92);
  --bg-fab-gradient: linear-gradient(to top, rgba(250,250,250,1) 60%, rgba(250,250,250,0));
  --bg-toggle:       #E0E0E3;
  --bg-hero:         linear-gradient(180deg, #F0F5FF 0%, #FAFAFA 100%);
  --bg-bottom-cta:   linear-gradient(180deg, #FAFAFA 0%, #F0F5FF 100%);
  /* Danger zone border */
  --border-danger:   rgba(255,59,48,0.25);

  --text-primary:  #1C1C1E;
  --text-secondary:#636366;
  --text-tertiary: #AEAEB2;

  --blue:          #007AFF;
  --green:         #34C759;
  --red:           #FF3B30;
  --amber:         #FF9500;

  --shadow-card:   0 2px 12px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.05);
  --shadow-sheet:  0 -4px 32px rgba(0,0,0,0.12), 0 -1px 4px rgba(0,0,0,0.06);
  --shadow-toast:  0 4px 24px rgba(0,0,0,0.14), 0 2px 6px rgba(0,0,0,0.08);

  --radius-card:   16px;
  --radius-btn:    12px;
  --radius-chip:   8px;
  --radius-input:  10px;

  --ease-spring:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:      cubic-bezier(0.16, 1, 0.3, 1);

  --player-0: #FF3B30;
  --player-1: #007AFF;
  --player-2: #34C759;
  --player-3: #FF9500;
  --player-4: #AF52DE;
  --player-5: #32ADE6;
}

html, body {
  min-height: 100%;
  background: var(--bg-base);
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', system-ui, sans-serif;
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* Game page needs full height for flex layout */
.game-page { height: 100%; min-height: 100dvh; }

/* ════════════════════════════════════════════════
   FLASH MESSAGES
════════════════════════════════════════════════ */
.flash-container {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 300;
  padding: 12px 16px;
  pointer-events: none;
}
.flash {
  background: var(--text-primary);
  color: white;
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 14px; font-weight: 500;
  margin-bottom: 8px;
  box-shadow: var(--shadow-toast);
  pointer-events: all;
  animation: slideDown 0.3s var(--ease-out);
}
.flash-error { background: var(--red); }
.flash-info { background: var(--blue); }

@keyframes slideDown {
  from { transform: translateY(-20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ════════════════════════════════════════════════
   LANDING PAGE
════════════════════════════════════════════════ */
.landing-page { background: var(--bg-base); }

.hero {
  text-align: center;
  padding: 80px 24px 60px;
  background: var(--bg-hero);
}
.hero-inner { max-width: 600px; margin: 0 auto; }
.hero-icon {
  font-size: 64px;
  margin-bottom: 16px;
}
.hero-title {
  font-size: 42px; font-weight: 800;
  letter-spacing: -1px;
  color: var(--text-primary);
}
.hero-tagline {
  font-size: 18px;
  color: var(--text-secondary);
  margin-top: 8px;
  line-height: 1.5;
}

.cta-btn {
  display: inline-block;
  padding: 16px 32px;
  border-radius: var(--radius-card);
  font-size: 17px; font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s var(--ease-spring), box-shadow 0.15s;
  cursor: pointer; border: none;
  font-family: inherit;
  letter-spacing: -0.2px;
}
.cta-btn:active { transform: scale(0.97); }
.cta-primary {
  background: var(--blue);
  color: white;
  box-shadow: 0 4px 16px rgba(0,122,255,0.35);
  margin-top: 24px;
}
.cta-secondary {
  background: transparent;
  color: var(--blue);
  margin-top: 12px;
  padding: 12px 32px;
}

/* How It Works */
.how-it-works {
  padding: 40px 24px 60px;
  max-width: 900px;
  margin: 0 auto;
}
.section-heading {
  font-size: 28px; font-weight: 800;
  letter-spacing: -0.5px;
  text-align: center;
  margin-bottom: 32px;
}
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 600px) {
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
}
.step-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 24px 20px;
  text-align: center;
  position: relative;
}
.step-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
  margin: 0 auto 12px;
}
.step-icon-blue  { background: rgba(0,122,255,0.12); color: var(--blue); }
.step-icon-red   { background: rgba(255,59,48,0.12);  color: var(--red); }
.step-icon-green { background: rgba(52,199,89,0.12);  color: var(--green); }

.step-number {
  position: absolute; top: 12px; left: 16px;
  font-size: 13px; font-weight: 800;
  color: var(--text-tertiary);
}
.step-title {
  font-size: 17px; font-weight: 700;
  margin-bottom: 6px;
}
.step-desc {
  font-size: 14px; color: var(--text-secondary);
  line-height: 1.5;
}

/* Features */
.features {
  padding: 40px 24px 60px;
  max-width: 900px;
  margin: 0 auto;
}
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 600px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}
.feature-item {
  display: flex; align-items: flex-start; gap: 14px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 18px 16px;
}
.feature-icon {
  font-size: 24px; flex-shrink: 0;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-input);
  border-radius: 12px;
}
.feature-text h4 {
  font-size: 15px; font-weight: 700;
  margin-bottom: 4px;
}
.feature-text p {
  font-size: 13px; color: var(--text-secondary);
  line-height: 1.5;
}

/* Bottom CTA */
.bottom-cta {
  text-align: center;
  padding: 60px 24px;
  background: var(--bg-bottom-cta);
}
.bottom-cta h2 {
  font-size: 26px; font-weight: 800;
  letter-spacing: -0.5px;
}
.bottom-cta p {
  font-size: 15px; color: var(--text-secondary);
  margin-top: 8px;
}

.landing-footer {
  text-align: center;
  padding: 24px;
  font-size: 13px;
  color: var(--text-tertiary);
}

/* ════════════════════════════════════════════════
   AUTH PAGES
════════════════════════════════════════════════ */
.auth-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
  padding: 24px;
}
.auth-container {
  width: 100%; max-width: 400px;
}
.auth-back {
  display: inline-block;
  font-size: 15px; font-weight: 500;
  color: var(--blue);
  text-decoration: none;
  margin-bottom: 24px;
}
.auth-header {
  text-align: center;
  margin-bottom: 32px;
}
.auth-icon { font-size: 48px; margin-bottom: 12px; }
.auth-header h1 {
  font-size: 26px; font-weight: 800;
  letter-spacing: -0.5px;
}
.auth-header p {
  font-size: 14px; color: var(--text-secondary);
  margin-top: 4px;
}
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label {
  font-size: 13px; font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.1px;
}
.form-input {
  width: 100%;
  background: var(--bg-input);
  border: none; outline: none;
  border-radius: var(--radius-input);
  padding: 14px 16px;
  font-size: 16px; font-weight: 500;
  color: var(--text-primary);
  font-family: inherit;
  transition: background 0.15s;
}
.form-input:focus { background: var(--bg-input-focus); }
.auth-submit-btn {
  width: 100%; padding: 16px;
  background: var(--blue);
  color: white;
  border: none; border-radius: var(--radius-card);
  font-size: 17px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  box-shadow: 0 4px 16px rgba(0,122,255,0.35);
  transition: transform 0.15s var(--ease-spring);
  letter-spacing: -0.2px;
  margin-top: 8px;
}
.auth-submit-btn:active { transform: scale(0.97); }
.auth-switch {
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}
.auth-switch a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 600;
}

/* ════════════════════════════════════════════════
   DASHBOARD
════════════════════════════════════════════════ */
.dashboard-page { background: var(--bg-base); }
.dashboard-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 16px 40px;
}
.dashboard-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 52px 0 24px;
  gap: 12px;
  flex-wrap: wrap;
}
.dashboard-title {
  font-size: 28px; font-weight: 800;
  letter-spacing: -0.5px;
}
.dashboard-subtitle {
  font-size: 14px; color: var(--text-secondary);
  margin-top: 2px;
}
.dashboard-actions {
  display: flex; gap: 8px; align-items: center;
}
.new-game-btn {
  padding: 10px 18px;
  background: var(--blue);
  color: white;
  border-radius: var(--radius-btn);
  font-size: 14px; font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s var(--ease-spring);
}
.new-game-btn:active { transform: scale(0.95); }
.logout-btn {
  padding: 10px 14px;
  background: var(--bg-input);
  color: var(--text-secondary);
  border-radius: var(--radius-btn);
  font-size: 13px; font-weight: 600;
  text-decoration: none;
}

.games-list { display: flex; flex-direction: column; gap: 10px; }
.game-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform 0.15s var(--ease-spring);
}
.game-card:active { transform: scale(0.98); }

.game-card-link {
  display: block;
  padding: 16px;
  text-decoration: none;
  color: inherit;
}
.game-card-top {
  display: flex; align-items: center; gap: 12px;
}
.game-card-icon {
  font-size: 28px;
  width: 48px; height: 48px;
  background: rgba(0,122,255,0.1);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.game-card-info { flex: 1; min-width: 0; }
.game-card-name {
  font-size: 16px; font-weight: 700;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.game-card-meta {
  font-size: 12px; color: var(--text-secondary);
  margin-top: 2px;
}
.game-card-status {
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 12px; font-weight: 700;
  flex-shrink: 0;
}
.game-card-status.active {
  background: rgba(52,199,89,0.12);
  color: var(--green);
}
.game-card-status.finished {
  background: var(--bg-input);
  color: var(--text-tertiary);
}

/* ════════════════════════════════════════════════
   GAME SETUP
════════════════════════════════════════════════ */
.setup-page { background: var(--bg-base); }
#setup-screen {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 0 40px;
}
.setup-header {
  padding: 24px 16px 32px;
  text-align: center;
}
.setup-header .app-icon {
  width: 72px; height: 72px;
  background: var(--blue);
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  font-size: 36px;
  box-shadow: 0 8px 24px rgba(0,122,255,0.3);
}
.setup-header h1 {
  font-size: 28px; font-weight: 700;
  letter-spacing: -0.5px;
}
.setup-header p {
  font-size: 15px; color: var(--text-secondary);
  margin-top: 6px;
}

.players-list {
  display: flex; flex-direction: column; gap: 10px;
  margin-bottom: 16px;
}
.player-row {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 12px 16px;
  box-shadow: var(--shadow-card);
}
.player-color-dot {
  width: 32px; height: 32px; border-radius: 50%;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: white;
}
.player-name-input {
  flex: 1;
  background: transparent;
  border: none; outline: none;
  font-size: 16px; font-weight: 500;
  color: var(--text-primary);
  font-family: inherit;
  min-width: 0;
}
.player-name-input::placeholder { color: var(--text-tertiary); }
.remove-player-btn {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: none; background: var(--bg-input);
  color: var(--text-secondary);
  font-size: 18px; line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.add-player-btn {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 14px 16px;
  box-shadow: var(--shadow-card);
  border: none; cursor: pointer; width: 100%;
  font-size: 15px; font-weight: 500; color: var(--blue);
  font-family: inherit;
}
.add-player-btn .plus-icon {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(0,122,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: var(--blue);
  flex-shrink: 0;
}

/* Settings */
.settings-section {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-card);
}
.settings-title {
  font-size: 13px; font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}
.setting-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 8px 0;
}
.setting-row + .setting-row {
  border-top: 1px solid rgba(0,0,0,0.04);
}
.setting-info { flex: 1; }
.setting-label { font-size: 15px; font-weight: 600; }
.setting-desc { font-size: 12px; color: var(--text-tertiary); margin-top: 2px; }

.toggle-btn {
  position: relative;
  width: 51px; height: 31px;
  border-radius: 16px;
  background: var(--bg-toggle);
  border: none; cursor: pointer;
  padding: 2px;
  transition: background 0.25s ease;
  flex-shrink: 0;
}
.toggle-btn.active { background: var(--green); }
.toggle-knob {
  width: 27px; height: 27px;
  border-radius: 50%;
  background: #FFFFFF;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15), 0 1px 1px rgba(0,0,0,0.06);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.toggle-btn.active .toggle-knob { transform: translateX(20px); }

.rate-selector { display: flex; gap: 4px; flex-shrink: 0; }
.rate-opt {
  padding: 6px 10px;
  border: none; border-radius: 8px;
  background: var(--bg-input);
  color: var(--text-secondary);
  font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: inherit;
  transition: all 0.15s ease;
}
.rate-opt.selected { background: var(--blue); color: #FFFFFF; }

.start-game-btn {
  width: 100%; padding: 18px;
  background: var(--blue);
  color: white;
  border: none; border-radius: var(--radius-card);
  font-size: 17px; font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,122,255,0.35);
  transition: transform 0.15s var(--ease-spring);
  font-family: inherit;
  letter-spacing: -0.2px;
}
.start-game-btn:active { transform: scale(0.97); }
.start-game-btn:disabled {
  background: var(--text-tertiary); box-shadow: none; cursor: not-allowed;
}

/* ════════════════════════════════════════════════
   GAME SCREEN
════════════════════════════════════════════════ */
.game-page { background: var(--bg-base); }
#game-screen {
  display: flex; flex-direction: column;
  min-height: 100dvh;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.game-header {
  background: var(--bg-header);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 52px 16px 12px;
  position: sticky; top: 0; z-index: 10;
  flex-shrink: 0;
}
.game-header-row {
  display: flex; align-items: center; justify-content: space-between;
}
.game-title { font-size: 22px; font-weight: 700; letter-spacing: -0.4px; }
.game-subtitle { font-size: 13px; color: var(--text-secondary); margin-top: 2px; }
.reset-btn {
  padding: 8px 14px;
  background: var(--bg-input);
  border: none; border-radius: var(--radius-chip);
  font-size: 13px; font-weight: 600; color: var(--text-secondary);
  cursor: pointer; font-family: inherit;
  text-decoration: none;
}

.game-scroll {
  flex: 1; overflow-y: auto;
  padding: 12px 16px 120px;
  -webkit-overflow-scrolling: touch;
}

/* ════════════════════════════════════════════════
   PLAYER CARDS
════════════════════════════════════════════════ */
.player-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s var(--ease-spring);
}
.player-card.expanded { box-shadow: 0 4px 20px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.06); }

.player-card-main {
  padding: 16px;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.player-card-top {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px;
}
.player-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700; color: white;
  flex-shrink: 0;
}
.player-info { flex: 1; min-width: 0; }
.player-name { font-size: 16px; font-weight: 700; letter-spacing: -0.2px; }
.player-meta {
  font-size: 12px; color: var(--text-secondary);
  margin-top: 2px; display: flex; gap: 8px; align-items: center;
}
.lap-badge {
  background: var(--bg-input);
  padding: 2px 8px; border-radius: 6px;
  font-size: 11px; font-weight: 600;
}
.lender-badge {
  background: rgba(52,199,89,0.12);
  color: var(--green); padding: 2px 8px; border-radius: 6px;
  font-size: 11px; font-weight: 600;
}

.player-amount { text-align: right; flex-shrink: 0; }
.amount-label { font-size: 11px; color: var(--text-tertiary); font-weight: 500; }
.amount-value {
  font-size: 26px; font-weight: 800;
  letter-spacing: -0.8px; line-height: 1;
  margin-top: 1px;
}
.amount-value.in-debt { color: var(--red); }
.amount-value.no-debt { color: var(--green); font-size: 20px; }

.min-payment-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px;
  background: rgba(52, 199, 89, 0.08);
  border-radius: 8px;
  margin-bottom: 8px;
}
.min-label { font-size: 13px; font-weight: 600; color: var(--green); }
.min-amount { font-size: 18px; font-weight: 700; color: var(--green); }
.interest-paid-note {
  font-size: 11px; color: var(--text-tertiary);
  text-align: right;
  margin-bottom: 8px; margin-top: -4px;
}

.debt-progress {
  height: 4px;
  background: var(--bg-input);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 12px;
}
.debt-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--red) 0%, #FF6B6B 100%);
  border-radius: 2px;
  transition: width 0.4s var(--ease-out);
}
.debt-progress-bar.paid-off {
  background: linear-gradient(90deg, var(--green), #5AC87A);
}

.player-card-actions { display: flex; gap: 8px; }
.action-btn {
  flex: 1; padding: 10px 8px;
  border: none; border-radius: var(--radius-btn);
  font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: inherit;
  transition: transform 0.12s var(--ease-spring);
  -webkit-tap-highlight-color: transparent;
}
.action-btn:active { transform: scale(0.95); }
.go-btn { background: rgba(52,199,89,0.15); color: var(--green); flex: 1.5; font-weight: 700; }
.pay-btn { background: rgba(0,122,255,0.1); color: var(--blue); }
.loan-btn { background: rgba(255,59,48,0.08); color: var(--red); }

.expand-indicator {
  display: flex; align-items: center; justify-content: center;
  padding: 4px 0 0;
  color: var(--text-tertiary);
  font-size: 12px;
  gap: 4px;
}
.expand-arrow {
  width: 16px; height: 16px;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.25s var(--ease-spring);
  font-size: 10px;
}
.player-card.expanded .expand-arrow { transform: rotate(180deg); }

/* Transaction Log */
.transaction-log {
  max-height: 0; overflow: hidden;
  transition: max-height 0.35s var(--ease-out);
}
.player-card.expanded .transaction-log { max-height: 500px; }

.tx-log-inner {
  background: var(--bg-base);
  padding: 0 16px 16px;
}
.tx-log-title {
  font-size: 12px; font-weight: 700; color: var(--text-tertiary);
  letter-spacing: 0.5px; text-transform: uppercase;
  padding: 12px 0 8px;
}
.tx-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0;
}
.tx-item + .tx-item {
  border-top: 1px solid rgba(0,0,0,0.04);
}
.tx-icon {
  width: 32px; height: 32px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; flex-shrink: 0;
}
.tx-icon.loan    { background: rgba(255,59,48,0.1); }
.tx-icon.payment { background: rgba(0,122,255,0.1); }
.tx-icon.go      { background: rgba(52,199,89,0.1); }

.tx-info { flex: 1; min-width: 0; }
.tx-desc { font-size: 13px; font-weight: 500; }
.tx-date { font-size: 11px; color: var(--text-tertiary); margin-top: 1px; }

.tx-amount { text-align: right; flex-shrink: 0; }
.tx-amount-val { font-size: 14px; font-weight: 700; }
.tx-amount-val.neg { color: var(--red); }
.tx-amount-val.pos { color: var(--green); }
.tx-balance { font-size: 11px; color: var(--text-tertiary); margin-top: 1px; }

.tx-empty {
  text-align: center; padding: 16px 0;
  font-size: 13px; color: var(--text-tertiary);
}

.no-loans-label {
  font-size: 13px; color: var(--green); font-weight: 600;
  text-align: center; padding: 4px 0 8px;
}

/* ════════════════════════════════════════════════
   FAB
════════════════════════════════════════════════ */
.fab-container {
  position: fixed; bottom: 0; left: 0; right: 0;
  padding: 12px 16px 32px;
  background: var(--bg-fab-gradient);
  z-index: 10;
  pointer-events: none;
  max-width: 600px;
  margin: 0 auto;
}
.new-loan-fab {
  width: 100%; padding: 18px;
  background: var(--blue);
  color: white;
  border: none; border-radius: var(--radius-card);
  font-size: 17px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  box-shadow: 0 4px 20px rgba(0,122,255,0.4);
  transition: transform 0.15s var(--ease-spring);
  pointer-events: all;
}
.new-loan-fab:active { transform: scale(0.97); }

/* ════════════════════════════════════════════════
   BOTTOM SHEETS
════════════════════════════════════════════════ */
.sheet-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0);
  z-index: 100;
  display: none;
  transition: background 0.3s ease;
}
.sheet-overlay.visible { background: rgba(0,0,0,0.4); }

.bottom-sheet {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: var(--bg-sheet);
  border-radius: 20px 20px 0 0;
  box-shadow: var(--shadow-sheet);
  transform: translateY(100%);
  transition: transform 0.38s var(--ease-out);
  max-height: 92dvh;
  overflow-y: auto;
  max-width: 600px;
  margin: 0 auto;
}
.sheet-overlay.visible .bottom-sheet { transform: translateY(0); }

.sheet-handle {
  width: 36px; height: 4px;
  background: var(--text-tertiary);
  border-radius: 2px;
  margin: 12px auto 0;
  opacity: 0.4;
}
.sheet-header {
  padding: 16px 20px 0;
  display: flex; align-items: center; justify-content: space-between;
}
.sheet-title { font-size: 20px; font-weight: 700; letter-spacing: -0.4px; }
.sheet-close {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--bg-input);
  border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: var(--text-secondary);
}
.sheet-body { padding: 16px 20px 40px; }

/* Form elements */
.form-section { margin-bottom: 20px; }
.big-input {
  width: 100%;
  background: var(--bg-input);
  border: none; outline: none;
  border-radius: var(--radius-input);
  padding: 14px 16px;
  font-size: 28px; font-weight: 700;
  color: var(--text-primary);
  font-family: inherit;
  letter-spacing: -0.5px;
}
.big-input:focus { background: var(--bg-input-focus); }
.big-input::placeholder { color: var(--text-tertiary); font-weight: 400; }

.regular-input {
  width: 100%;
  background: var(--bg-input);
  border: none; outline: none;
  border-radius: var(--radius-input);
  padding: 12px 16px;
  font-size: 16px; font-weight: 500;
  color: var(--text-primary);
  font-family: inherit;
}
.regular-input:focus { background: var(--bg-input-focus); }

.chip-group { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 8px 14px;
  background: var(--bg-chip);
  border-radius: var(--radius-chip);
  border: none; cursor: pointer;
  font-size: 14px; font-weight: 600;
  color: var(--text-secondary);
  font-family: inherit;
  transition: transform 0.12s var(--ease-spring), background 0.15s, color 0.15s;
}
.chip:active { transform: scale(0.93); }
.chip.selected { background: var(--blue); color: white; }

.segment-group {
  display: flex;
  background: var(--bg-input);
  border-radius: var(--radius-input);
  padding: 3px; gap: 3px;
}
.segment-btn {
  flex: 1; padding: 9px 4px;
  background: transparent;
  border: none; border-radius: 8px;
  font-size: 14px; font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer; font-family: inherit;
  text-align: center;
  transition: background 0.18s var(--ease-spring), color 0.18s;
}
.segment-btn.selected {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

.from-select {
  width: 100%;
  background: var(--bg-input);
  border: none; outline: none;
  border-radius: var(--radius-input);
  padding: 12px 16px;
  font-size: 16px; font-weight: 500;
  color: var(--text-primary);
  font-family: inherit;
  appearance: none;
}

.interest-preview {
  background: var(--bg-input);
  border-radius: 12px;
  padding: 14px 16px;
  margin-top: 12px;
}
.interest-preview-title {
  font-size: 12px; font-weight: 700; color: var(--text-tertiary);
  letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 10px;
}
.interest-preview-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 4px 0;
}
.interest-preview-label { font-size: 13px; color: var(--text-secondary); }
.interest-preview-val { font-size: 14px; font-weight: 700; }

.confirm-btn {
  width: 100%; padding: 18px;
  background: var(--blue);
  color: white;
  border: none; border-radius: var(--radius-card);
  font-size: 17px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  box-shadow: 0 4px 16px rgba(0,122,255,0.3);
  transition: transform 0.15s var(--ease-spring);
  margin-top: 8px;
}
.confirm-btn:active { transform: scale(0.97); }
.confirm-btn:disabled { background: var(--text-tertiary); box-shadow: none; cursor: not-allowed; }

.pay-full-btn {
  width: 100%; padding: 16px;
  background: var(--green);
  color: white;
  border: none; border-radius: var(--radius-card);
  font-size: 16px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  margin-bottom: 8px;
  transition: transform 0.15s var(--ease-spring);
}
.pay-full-btn:active { transform: scale(0.97); }

.balance-display {
  background: var(--bg-input);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
  margin-bottom: 16px;
}
.balance-label { font-size: 12px; color: var(--text-tertiary); font-weight: 600; text-transform: uppercase; }
.balance-amount { font-size: 40px; font-weight: 800; color: var(--red); letter-spacing: -1px; margin-top: 4px; }

.remaining-preview {
  font-size: 13px; color: var(--text-secondary);
  text-align: center; margin-top: 8px; height: 18px;
}
.remaining-preview.cleared { color: var(--green); font-weight: 600; }

.loan-select-label {
  font-size: 12px; font-weight: 700; color: var(--text-tertiary);
  letter-spacing: 0.4px; text-transform: uppercase;
  margin: 16px 0 8px;
}
.loan-select-group { display: flex; flex-direction: column; gap: 8px; }
.loan-select-item {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-input);
  border-radius: 12px; padding: 12px 16px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.15s, background 0.15s;
}
.loan-select-item.selected {
  border-color: var(--blue);
  background: rgba(0,122,255,0.05);
}
.loan-item-info { flex: 1; }
.loan-item-desc { font-size: 14px; font-weight: 600; }
.loan-item-balance { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.loan-item-radio {
  width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid var(--text-tertiary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.loan-select-item.selected .loan-item-radio { border-color: var(--blue); }
.loan-item-radio-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--blue); display: none;
}
.loan-select-item.selected .loan-item-radio-dot { display: block; }

/* ════════════════════════════════════════════════
   TOAST
════════════════════════════════════════════════ */
.toast-container {
  position: fixed; bottom: 100px; left: 16px; right: 16px;
  z-index: 200;
  pointer-events: none;
  max-width: 568px;
  margin: 0 auto;
}
.toast {
  background: var(--text-primary);
  color: white;
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: var(--shadow-toast);
  display: flex; align-items: center; gap: 12px;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.3s var(--ease-out), opacity 0.3s ease;
  pointer-events: all;
}
.toast.visible { transform: translateY(0); opacity: 1; }
.toast-msg { flex: 1; font-size: 14px; font-weight: 500; }
.toast-undo {
  font-size: 14px; font-weight: 700; color: var(--amber);
  background: none; border: none; cursor: pointer;
  padding: 4px 0; font-family: inherit;
}

/* ════════════════════════════════════════════════
   EMPTY STATE
════════════════════════════════════════════════ */
.empty-state {
  text-align: center; padding: 40px 20px;
  color: var(--text-tertiary);
}
.empty-state-icon { font-size: 48px; margin-bottom: 12px; }
.empty-state-title { font-size: 18px; font-weight: 700; color: var(--text-secondary); }
.empty-state-sub { font-size: 14px; margin-top: 6px; }

/* ════════════════════════════════════════════════
   SHARE BUTTON & SHEET
════════════════════════════════════════════════ */
.share-btn {
  background: rgba(175,82,222,0.1);
  color: var(--player-4);
  flex: 0 0 40px !important;
  max-width: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  padding: 10px 0;
}

.share-link-section { margin-bottom: 20px; }
.share-link-label {
  font-size: 12px; font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 8px;
}
.share-link-box {
  display: flex; gap: 8px;
  align-items: stretch;
}
.share-link-input {
  flex: 1;
  background: var(--bg-input);
  border: none; outline: none;
  border-radius: var(--radius-input);
  padding: 12px 14px;
  font-size: 13px; font-weight: 500;
  color: var(--text-primary);
  font-family: inherit;
  min-width: 0;
}
.share-copy-btn {
  padding: 12px 18px;
  background: var(--blue);
  color: white;
  border: none;
  border-radius: var(--radius-input);
  font-size: 14px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  transition: transform 0.12s var(--ease-spring), background 0.15s;
  flex-shrink: 0;
}
.share-copy-btn:active { transform: scale(0.95); }
.share-copy-btn.copied { background: var(--green); }

.share-link-hint {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 10px;
  line-height: 1.5;
}

.share-revoke-btn {
  width: 100%; padding: 14px;
  background: rgba(255,59,48,0.08);
  color: var(--red);
  border: none; border-radius: var(--radius-card);
  font-size: 15px; font-weight: 600;
  cursor: pointer; font-family: inherit;
  transition: transform 0.12s var(--ease-spring);
}
.share-revoke-btn:active { transform: scale(0.97); }

/* ════════════════════════════════════════════════
   DARK MODE (Feature 10)
   Strategy: [data-theme] is the authoritative signal.
   The JS in base.html ALWAYS sets data-theme on <html>,
   so [data-theme="dark"] wins over the media query.
   The media query is only a no-JS fallback.
════════════════════════════════════════════════ */

/* ── Shared dark token set (used by both selectors below) ─────────────────
   We define the component-level overrides as a mixin-like block, duplicated
   intentionally so both the media query and the attribute selector are
   fully self-contained and stay in sync. */

@media (prefers-color-scheme: dark) {
  :root {
    --bg-base:         #000000;
    --bg-card:         #1C1C1E;
    --bg-sheet:        #1C1C1E;
    --bg-input:        #2C2C2E;
    --bg-input-focus:  #3A3A3C;
    --bg-chip:         #2C2C2E;
    --bg-chip-sel:     #1A3A5C;
    --bg-header:       rgba(0,0,0,0.88);
    --bg-fab-gradient: linear-gradient(to top, rgba(0,0,0,1) 60%, rgba(0,0,0,0));
    --bg-toggle:       #3A3A3C;
    --bg-hero:         linear-gradient(180deg, #0A1628 0%, #000000 100%);
    --bg-bottom-cta:   linear-gradient(180deg, #000000 0%, #0A1628 100%);
    --border-danger:   rgba(255,59,48,0.35);

    --text-primary:    #F5F5F7;
    --text-secondary:  #8E8E93;
    --text-tertiary:   #636366;

    --shadow-card:     0 2px 12px rgba(0,0,0,0.3), 0 1px 3px rgba(0,0,0,0.2);
    --shadow-sheet:    0 -4px 32px rgba(0,0,0,0.4), 0 -1px 4px rgba(0,0,0,0.2);
    --shadow-toast:    0 4px 24px rgba(0,0,0,0.4), 0 2px 6px rgba(0,0,0,0.2);
  }

  /* Dividers in setting rows */
  .setting-row + .setting-row { border-top-color: rgba(255,255,255,0.06); }
  /* Transaction item separators */
  .tx-item + .tx-item { border-top-color: rgba(255,255,255,0.06); }
  /* Overlay backdrop */
  .full-overlay { background: var(--bg-base); }
  /* QR canvas must remain white so QR codes scan correctly */
  .qr-canvas-wrap { background: #fff; border-radius: 8px; }
  /* Feed item separators */
  .feed-item + .feed-item { border-top-color: rgba(255,255,255,0.06); }
}

/* ── Manual dark override: user explicitly chose dark ─────────────────── */
[data-theme="dark"] {
  --bg-base:         #000000;
  --bg-card:         #1C1C1E;
  --bg-sheet:        #1C1C1E;
  --bg-input:        #2C2C2E;
  --bg-input-focus:  #3A3A3C;
  --bg-chip:         #2C2C2E;
  --bg-chip-sel:     #1A3A5C;
  --bg-header:       rgba(0,0,0,0.88);
  --bg-fab-gradient: linear-gradient(to top, rgba(0,0,0,1) 60%, rgba(0,0,0,0));
  --bg-toggle:       #3A3A3C;
  --bg-hero:         linear-gradient(180deg, #0A1628 0%, #000000 100%);
  --bg-bottom-cta:   linear-gradient(180deg, #000000 0%, #0A1628 100%);
  --border-danger:   rgba(255,59,48,0.35);

  --text-primary:    #F5F5F7;
  --text-secondary:  #8E8E93;
  --text-tertiary:   #636366;

  --shadow-card:     0 2px 12px rgba(0,0,0,0.3), 0 1px 3px rgba(0,0,0,0.2);
  --shadow-sheet:    0 -4px 32px rgba(0,0,0,0.4), 0 -1px 4px rgba(0,0,0,0.2);
  --shadow-toast:    0 4px 24px rgba(0,0,0,0.4), 0 2px 6px rgba(0,0,0,0.2);
}
[data-theme="dark"] .setting-row + .setting-row { border-top-color: rgba(255,255,255,0.06); }
[data-theme="dark"] .tx-item + .tx-item { border-top-color: rgba(255,255,255,0.06); }
[data-theme="dark"] .full-overlay { background: var(--bg-base); }
[data-theme="dark"] .qr-canvas-wrap { background: #fff; border-radius: 8px; }
[data-theme="dark"] .feed-item + .feed-item { border-top-color: rgba(255,255,255,0.06); }

/* ── Manual light override: user chose light on a dark-preference system ─ */
/* Fully restores every token so media-query dark rules are neutralised.   */
[data-theme="light"] {
  --bg-base:         #FAFAFA;
  --bg-card:         #FFFFFF;
  --bg-sheet:        #FFFFFF;
  --bg-input:        #F2F2F7;
  --bg-input-focus:  #E8E8ED;
  --bg-chip:         #F2F2F7;
  --bg-chip-sel:     #E8F0FE;
  --bg-header:       rgba(250,250,250,0.92);
  --bg-fab-gradient: linear-gradient(to top, rgba(250,250,250,1) 60%, rgba(250,250,250,0));
  --bg-toggle:       #E0E0E3;
  --bg-hero:         linear-gradient(180deg, #F0F5FF 0%, #FAFAFA 100%);
  --bg-bottom-cta:   linear-gradient(180deg, #FAFAFA 0%, #F0F5FF 100%);
  --border-danger:   rgba(255,59,48,0.25);

  --text-primary:    #1C1C1E;
  --text-secondary:  #636366;
  --text-tertiary:   #AEAEB2;

  --shadow-card:     0 2px 12px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.05);
  --shadow-sheet:    0 -4px 32px rgba(0,0,0,0.12), 0 -1px 4px rgba(0,0,0,0.06);
  --shadow-toast:    0 4px 24px rgba(0,0,0,0.14), 0 2px 6px rgba(0,0,0,0.08);
}
/* Undo dark-media-query component overrides when user forces light */
[data-theme="light"] .setting-row + .setting-row { border-top-color: rgba(0,0,0,0.04); }
[data-theme="light"] .tx-item + .tx-item { border-top-color: rgba(0,0,0,0.04); }
[data-theme="light"] .full-overlay { background: var(--bg-base); }
[data-theme="light"] .feed-item + .feed-item { border-top-color: rgba(0,0,0,0.05); }

/* ════════════════════════════════════════════════
   GAME HEADER ACTIONS (Features 7, 8, 11, 19, 22)
════════════════════════════════════════════════ */
.game-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
}

.header-icon-btn {
  width: 36px; height: 36px;
  border: none; border-radius: var(--radius-chip);
  background: var(--bg-input);
  color: var(--text-secondary);
  font-size: 17px;
  cursor: pointer; font-family: inherit;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.12s var(--ease-spring), background 0.15s;
  -webkit-tap-highlight-color: transparent;
  flex-shrink: 0;
}
.header-icon-btn:active { transform: scale(0.9); }

.header-action-btn {
  padding: 7px 12px;
  border: none; border-radius: var(--radius-chip);
  font-size: 12px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  transition: transform 0.12s var(--ease-spring);
  -webkit-tap-highlight-color: transparent;
  flex-shrink: 0;
}
.header-action-btn:active { transform: scale(0.95); }

.end-game-header-btn {
  background: rgba(255,59,48,0.12);
  color: var(--red);
}

/* ════════════════════════════════════════════════
   CONFIRMATION STATES (Feature 15)
════════════════════════════════════════════════ */
.go-btn-confirm {
  background: rgba(52,199,89,0.25) !important;
  color: var(--green) !important;
  animation: pulse-confirm 0.3s var(--ease-out);
}

.pay-full-btn-confirm {
  background: #2A7A2E !important;
  animation: pulse-confirm 0.3s var(--ease-out);
}

@keyframes pulse-confirm {
  from { transform: scale(1.04); }
  to   { transform: scale(1); }
}

/* ════════════════════════════════════════════════
   ROUND COMPLETE SHEET (Feature 11)
════════════════════════════════════════════════ */
.round-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.round-player-row {
  margin-bottom: 8px;
}

.round-player-label {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-input);
  border-radius: var(--radius-btn);
  padding: 12px 14px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.round-player-label input[type="checkbox"] {
  width: 20px; height: 20px;
  accent-color: var(--green);
  cursor: pointer;
  flex-shrink: 0;
}

.round-player-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: white;
  flex-shrink: 0;
}

.round-player-info { flex: 1; }
.round-player-name { font-size: 15px; font-weight: 600; }
.round-player-amount { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

.round-total-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 16px;
  background: rgba(52,199,89,0.08);
  border-radius: var(--radius-btn);
  margin: 16px 0 12px;
}
.round-total-label { font-size: 14px; font-weight: 600; color: var(--green); }
.round-total-amount { font-size: 22px; font-weight: 800; color: var(--green); }

/* ════════════════════════════════════════════════
   FULL-SCREEN OVERLAYS (Features 7, 8, 22)
════════════════════════════════════════════════ */
.full-overlay {
  position: fixed; inset: 0;
  background: var(--bg-base);
  z-index: 200;
  flex-direction: column;
  display: none;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.full-overlay.visible {
  opacity: 1;
}

.full-overlay-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 52px 16px 16px;
  background: var(--bg-base);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-shrink: 0;
}

.full-overlay-title {
  font-size: 22px; font-weight: 700;
  letter-spacing: -0.4px;
}

.full-overlay-close {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-input);
  border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: var(--text-secondary);
  flex-shrink: 0;
}

.full-overlay-scroll {
  flex: 1; overflow-y: auto;
  padding: 0 16px 48px;
  -webkit-overflow-scrolling: touch;
}

/* ════════════════════════════════════════════════
   END GAME SUMMARY (Feature 7)
════════════════════════════════════════════════ */
.summary-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-bottom: 16px;
}

.summary-header {
  padding: 24px 20px 20px;
  text-align: center;
  background: linear-gradient(135deg, rgba(0,122,255,0.08), rgba(52,199,89,0.06));
}

.summary-icon { font-size: 48px; margin-bottom: 8px; }
.summary-game-name { font-size: 22px; font-weight: 800; letter-spacing: -0.4px; }
.summary-meta { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }
.summary-total {
  font-size: 15px; font-weight: 700;
  color: var(--blue); margin-top: 12px;
  background: rgba(0,122,255,0.08);
  display: inline-block; padding: 6px 16px;
  border-radius: 20px;
}

.summary-section-title {
  font-size: 11px; font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase; letter-spacing: 0.5px;
  padding: 16px 20px 8px;
}

.summary-players { padding: 0 20px; }

.summary-player-row {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 0;
}
.summary-player-row + .summary-player-row {
  border-top: 1px solid var(--bg-input);
}
.summary-player-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: white;
  flex-shrink: 0;
}
.summary-player-name { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.summary-player-stats {
  display: flex; flex-wrap: wrap; gap: 4px 12px;
  font-size: 12px; color: var(--text-secondary);
}

.summary-awards { padding: 0 20px 8px; }
.summary-award {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0;
}
.summary-award + .summary-award {
  border-top: 1px solid var(--bg-input);
}
.award-icon { font-size: 28px; flex-shrink: 0; }
.award-title { font-size: 12px; color: var(--text-secondary); }
.award-winner { font-size: 15px; font-weight: 700; margin-top: 2px; }

.summary-end-confirm {
  padding: 20px;
  border-top: 1px solid var(--bg-input);
}
.summary-end-label {
  font-size: 13px; color: var(--text-secondary);
  margin-bottom: 10px; line-height: 1.4;
}
.summary-end-input {
  width: 100%;
  background: var(--bg-input);
  border: none; outline: none;
  border-radius: var(--radius-input);
  padding: 12px 16px;
  font-size: 18px; font-weight: 700; text-align: center;
  color: var(--text-primary); font-family: inherit;
  letter-spacing: 4px; text-transform: uppercase;
  margin-bottom: 10px;
}
.summary-end-btn {
  width: 100%; padding: 14px;
  background: var(--red);
  color: white;
  border: none; border-radius: var(--radius-btn);
  font-size: 16px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  transition: transform 0.12s var(--ease-spring);
}
.summary-end-btn:active { transform: scale(0.97); }
.summary-end-btn:disabled { background: var(--text-tertiary); cursor: not-allowed; }

.summary-share-btn {
  width: calc(100% - 40px);
  margin: 16px 20px 24px;
  padding: 14px;
  background: var(--blue);
  color: white;
  border: none; border-radius: var(--radius-btn);
  font-size: 15px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  box-shadow: 0 4px 16px rgba(0,122,255,0.3);
  transition: transform 0.12s var(--ease-spring);
  display: block;
}
.summary-share-btn:active { transform: scale(0.97); }

/* ════════════════════════════════════════════════
   QR CODE GRID (Feature 8)
════════════════════════════════════════════════ */
.qr-intro {
  font-size: 14px; color: var(--text-secondary);
  text-align: center; padding: 8px 0 16px;
  line-height: 1.5;
}

.qr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  padding-bottom: 16px;
}

.qr-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 16px;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}

.qr-player-name {
  font-size: 15px; font-weight: 700;
  letter-spacing: -0.2px;
}

.qr-canvas-wrap {
  background: white;
  border-radius: 8px;
  padding: 8px;
  display: flex; align-items: center; justify-content: center;
}

.qr-canvas {
  display: block;
  image-rendering: pixelated;
}

.qr-url {
  font-size: 10px; color: var(--text-tertiary);
  word-break: break-all;
  line-height: 1.3;
}

.qr-loading, .qr-error {
  text-align: center;
  padding: 32px 16px;
  font-size: 15px;
  color: var(--text-secondary);
}
.qr-error { color: var(--red); }

/* ════════════════════════════════════════════════
   ACTIVITY FEED (Feature 22)
════════════════════════════════════════════════ */
.feed-empty {
  text-align: center; padding: 32px 16px;
  font-size: 15px; color: var(--text-secondary);
}

.feed-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 0;
}
.feed-item + .feed-item {
  border-top: 1px solid rgba(0,0,0,0.05);
}
.feed-icon {
  font-size: 20px; flex-shrink: 0;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-input);
  border-radius: 50%;
}
.feed-info { flex: 1; min-width: 0; }
.feed-desc {
  font-size: 14px; font-weight: 500;
  line-height: 1.4;
}
.feed-player { font-weight: 700; }
.feed-time { font-size: 11px; color: var(--text-tertiary); margin-top: 2px; }
.feed-amount {
  font-size: 14px; font-weight: 700;
  flex-shrink: 0;
}
.feed-pos { color: var(--green); }
.feed-neg { color: var(--red); }

/* ════════════════════════════════════════════════
   DASHBOARD REMATCH BUTTON (Feature 23)
════════════════════════════════════════════════ */
.game-card-actions {
  display: flex; gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--bg-input);
}
.rematch-btn {
  padding: 8px 14px;
  background: rgba(0,122,255,0.1);
  color: var(--blue);
  border: none; border-radius: var(--radius-chip);
  font-size: 13px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  text-decoration: none; display: inline-block;
  transition: transform 0.12s var(--ease-spring);
}
.rematch-btn:active { transform: scale(0.95); }

/* ════════════════════════════════════════════════
   LANDING QUICK GAME BUTTON (Feature 9)
════════════════════════════════════════════════ */
.cta-quick {
  background: rgba(52,199,89,0.12);
  color: var(--green);
  margin-top: 12px;
  padding: 14px 32px;
  border: 2px solid rgba(52,199,89,0.25);
}
.cta-quick:active { transform: scale(0.97); }

.guest-banner {
  background: rgba(255,149,0,0.12);
  border: 1px solid rgba(255,149,0,0.3);
  border-radius: var(--radius-btn);
  padding: 12px 16px;
  font-size: 14px; font-weight: 500;
  color: var(--amber);
  margin: 0 16px 16px;
  display: flex; align-items: center; gap: 10px;
}
.guest-banner-icon { font-size: 20px; flex-shrink: 0; }

/* ════════════════════════════════════════════════
   LOCAL GAME STORAGE (Feature 9 local mode)
════════════════════════════════════════════════ */
#local-game-screen { display: none; }

/* ════════════════════════════════════════════════
   RESPONSIVE — header overflow on small screens
════════════════════════════════════════════════ */
@media (max-width: 380px) {
  .game-header-actions { gap: 4px; }
  .header-icon-btn { width: 32px; height: 32px; font-size: 15px; }
  .end-game-header-btn { display: none; }
  .header-action-btn { display: none; }
}