:root {
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --bg-main: #0b0f19;
  --bg-card: #131b2a;
  --bg-card-hover: #192437;
  --bg-input: #0b0f19;
  
  --border-color: #233149;
  --border-focus: #38bdf8;
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  /* Athletic Federation & Medal accents */
  --gold: #f59e0b;
  --gold-glow: rgba(245, 158, 11, 0.28);
  --silver: #cbd5e1;
  --silver-glow: rgba(203, 213, 225, 0.2);
  --bronze: #d97706;
  --bronze-glow: rgba(217, 119, 6, 0.22);
  
  --primary: #f43f5e;
  --primary-hover: #e11d48;
  --primary-glow: rgba(244, 63, 94, 0.35);
  
  --cyan-accent: #38bdf8;
  --squirrel-orange: #ea580c;
  
  --danger: #ef4444;
  --success: #10b981;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.5);
  --shadow-md: 0 6px 18px rgba(0,0,0,0.45);
  --shadow-lg: 0 12px 36px rgba(0,0,0,0.6);
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(circle at 10% 15%, rgba(56, 189, 248, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 85%, rgba(244, 63, 94, 0.05) 0%, transparent 40%);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
  gap: 16px;
  flex-wrap: wrap;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  min-width: 260px;
}

.mascot-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border: 2px solid #334155;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 20px rgba(0,0,0,0.4);
}

.squirrel-icon {
  font-size: 2.3rem;
  line-height: 1;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
  animation: bounce-squirrel 3s ease-in-out infinite;
}

@keyframes bounce-squirrel {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-3px) rotate(3deg); }
}

.medal-mini {
  position: absolute;
  bottom: -4px;
  right: -4px;
  font-size: 1.15rem;
  line-height: 1;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.6));
}

.header-titles {
  display: flex;
  flex-direction: column;
}

.org-tag-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}

.org-tag {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--cyan-accent);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.sub-tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: #fdba74;
  background: rgba(234, 88, 12, 0.15);
  border: 1px solid rgba(234, 88, 12, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.header h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.15;
  background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header .tagline {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #f43f5e 0%, #be123c 100%);
  color: #fff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #fb7185 0%, #e11d48 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
  background: #1e293b;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: #334155;
  color: #fff;
}

.btn-icon {
  font-size: 1.2rem;
  font-weight: bold;
}

.btn-pill {
  background: #192437;
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 7px 13px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-pill:hover, .btn-pill.active {
  background: #233149;
  color: #fff;
  border-color: var(--cyan-accent);
}

/* Podium Section */
.podium-section {
  margin: 30px 0;
  text-align: center;
}

.section-title-wrap h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.3px;
}

.section-title-wrap .subtitle {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 3px;
}

.podium-grid {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 16px;
  margin-top: 24px;
}

.podium-step {
  flex: 1;
  max-width: 280px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 22px 14px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  min-width: 0;
}

.podium-step:hover {
  transform: translateY(-4px);
}

.podium-step.rank-1 {
  order: 2;
  border-color: rgba(245, 158, 11, 0.6);
  box-shadow: 0 8px 24px var(--gold-glow);
  transform: scale(1.05);
  z-index: 2;
  background: linear-gradient(180deg, rgba(245, 158, 11, 0.09) 0%, var(--bg-card) 60%);
}

.podium-step.rank-1:hover {
  transform: scale(1.07) translateY(-4px);
}

.podium-step.rank-2 {
  order: 1;
  border-color: rgba(203, 213, 225, 0.5);
  box-shadow: 0 4px 16px var(--silver-glow);
  background: linear-gradient(180deg, rgba(203, 213, 225, 0.05) 0%, var(--bg-card) 60%);
}

.podium-step.rank-3 {
  order: 3;
  border-color: rgba(217, 119, 6, 0.5);
  box-shadow: 0 4px 16px var(--bronze-glow);
  background: linear-gradient(180deg, rgba(217, 119, 6, 0.06) 0%, var(--bg-card) 60%);
}

.podium-medal {
  font-size: 2.8rem;
  line-height: 1;
  margin-bottom: 6px;
}

.podium-step.rank-1 .podium-medal {
  font-size: 3.4rem;
}

.podium-name {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
  width: 100%;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.podium-score {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  color: #f43f5e;
  margin-bottom: 2px;
}

.podium-count {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.podium-reason {
  font-size: 0.82rem;
  color: #cbd5e1;
  font-style: italic;
  background: rgba(255, 255, 255, 0.04);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  width: 100%;
  text-align: center;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.podium-placeholder {
  color: var(--text-muted);
  padding: 32px 16px;
  font-style: italic;
  font-size: 0.92rem;
}

/* Layout Grid */
.main-layout {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 24px;
  margin-top: 28px;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  gap: 12px;
  flex-wrap: wrap;
}

.card-header h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

.badge {
  background: rgba(56, 189, 248, 0.1);
  color: var(--cyan-accent);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  border: 1px solid rgba(56, 189, 248, 0.25);
  white-space: nowrap;
}

/* Table */
.table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.leaderboard-table th {
  color: var(--text-dim);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.leaderboard-table td {
  padding: 12px;
  border-bottom: 1px solid rgba(35, 49, 73, 0.6);
  font-size: 0.92rem;
  vertical-align: middle;
}

.leaderboard-table tbody tr:hover {
  background-color: var(--bg-card-hover);
}

.col-rank {
  font-family: var(--font-heading);
  font-weight: 800;
  width: 50px;
  white-space: nowrap;
}

.col-name {
  font-weight: 600;
}

.name-cell-wrap {
  display: flex;
  flex-direction: column;
}

.person-title {
  font-weight: 600;
}

.mobile-subtext {
  display: none;
}

.col-score {
  font-family: var(--font-heading);
  font-weight: 800;
  color: #f43f5e;
  font-size: 1.05rem;
  white-space: nowrap;
}

.col-count {
  color: var(--text-muted);
  white-space: nowrap;
}

.col-reason {
  color: #94a3b8;
  font-size: 0.85rem;
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.text-center { text-align: center; }
.text-right { text-align: right; }

.quick-add-btn {
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--cyan-accent);
  border-radius: var(--radius-sm);
  padding: 5px 10px;
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.quick-add-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px var(--primary-glow);
}

/* History Feed */
.filter-wrap select {
  background: var(--bg-input);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  max-width: 100%;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 2px;
}

.history-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: var(--transition);
}

.history-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: #38bdf840;
}

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.history-person {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-main);
}

.history-score-tag {
  background: rgba(244, 63, 94, 0.15);
  color: #fb7185;
  font-weight: 800;
  font-family: var(--font-heading);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
}

.history-reason {
  color: #cbd5e1;
  font-size: 0.88rem;
  line-height: 1.4;
  word-break: break-word;
}

.history-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.delete-entry-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.delete-entry-btn:hover {
  color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
}

.empty-state {
  text-align: center;
  padding: 30px 16px;
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.88rem;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
  animation: fadeIn 0.15s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  padding: 26px;
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.modal-header h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.close-btn:hover {
  color: var(--text-main);
}

.form-group {
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--cyan-accent);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.18);
}

.amount-input-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.quick-amounts {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 22px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #0284c7;
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  pointer-events: none;
  z-index: 2000;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast.success { background: #059669; }
.toast.error { background: #dc2626; }

/* Footer */
.footer {
  margin-top: 40px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.82rem;
  border-top: 1px solid var(--border-color);
  padding-top: 18px;
}

/* ==========================================================
   TABLET & DESKTOP ADJUSTMENTS (max-width: 900px)
   ========================================================== */
@media (max-width: 900px) {
  .main-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* ==========================================================
   MOBILE-FIRST OPTIMIZATIONS (max-width: 640px)
   ========================================================== */
@media (max-width: 640px) {
  .app-container {
    padding: 14px 12px 48px;
  }

  /* Header on Mobile */
  .header {
    padding-bottom: 16px;
    gap: 12px;
  }

  .logo-area {
    gap: 12px;
    min-width: unset;
    width: 100%;
  }

  .mascot-badge {
    width: 50px;
    height: 50px;
    border-radius: 12px;
  }

  .squirrel-icon {
    font-size: 1.9rem;
  }

  .medal-mini {
    font-size: 1rem;
    bottom: -3px;
    right: -3px;
  }

  .header h1 {
    font-size: 1.55rem;
  }

  .header .tagline {
    font-size: 0.8rem;
    line-height: 1.25;
  }

  .org-tag, .sub-tag {
    font-size: 0.65rem;
    padding: 2px 6px;
  }

  /* Make button full-width on mobile for easy thumb access */
  #open-modal-btn {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
    border-radius: var(--radius-md);
  }

  /* Compact Olympic-style Podium side-by-side on Mobile */
  .podium-section {
    margin: 20px 0;
  }

  .section-title-wrap h2 {
    font-size: 1.25rem;
  }

  .section-title-wrap .subtitle {
    font-size: 0.78rem;
  }

  .podium-grid {
    gap: 6px;
    margin-top: 14px;
    align-items: flex-end;
  }

  .podium-step {
    padding: 12px 6px 10px;
    border-radius: 12px;
    max-width: unset;
  }

  .podium-step.rank-1 {
    transform: translateY(-8px);
    padding: 14px 6px 12px;
  }

  .podium-step.rank-1:hover {
    transform: translateY(-10px);
  }

  .podium-medal {
    font-size: 1.8rem;
    margin-bottom: 2px;
  }

  .podium-step.rank-1 .podium-medal {
    font-size: 2.3rem;
  }

  .podium-name {
    font-size: 0.82rem;
    margin-bottom: 2px;
    letter-spacing: -0.2px;
  }

  .podium-score {
    font-size: 1.15rem;
    margin-bottom: 1px;
  }

  .podium-count {
    font-size: 0.68rem;
    margin-bottom: 4px;
  }

  .podium-reason {
    font-size: 0.72rem;
    padding: 4px 5px;
    -webkit-line-clamp: 1;
    border-radius: 4px;
    line-height: 1.2;
  }

  /* Leaderboard Table on Mobile */
  .card {
    padding: 16px 12px;
    border-radius: 14px;
  }

  .card-header {
    margin-bottom: 12px;
  }

  .card-header h2 {
    font-size: 1.1rem;
  }

  /* Hide verbose table columns on mobile, collapse reason under name */
  .col-count, 
  .col-reason {
    display: none;
  }

  .mobile-subtext {
    display: block;
    font-size: 0.74rem;
    color: var(--text-muted);
    margin-top: 2px;
    max-width: 160px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .leaderboard-table th {
    padding: 8px 6px;
    font-size: 0.7rem;
  }

  .leaderboard-table td {
    padding: 10px 6px;
    font-size: 0.86rem;
  }

  .col-rank {
    width: 44px;
    font-size: 0.82rem;
  }

  .col-score {
    width: 48px;
    font-size: 0.95rem;
  }

  .col-action {
    width: 60px;
  }

  .quick-add-btn {
    padding: 4px 7px;
    font-size: 0.72rem;
  }

  /* History list on Mobile */
  .filter-wrap {
    width: 100%;
  }

  .filter-wrap select {
    width: 100%;
    padding: 8px 10px;
    font-size: 0.85rem;
  }

  .history-item {
    padding: 10px 12px;
  }

  .history-person {
    font-size: 0.88rem;
  }

  .history-reason {
    font-size: 0.82rem;
  }

  /* Modal on Mobile */
  .modal-backdrop {
    padding: 10px;
    align-items: flex-end;
  }

  .modal-content {
    padding: 20px 16px;
    border-radius: 18px 18px 0 0;
    max-height: 85vh;
  }

  .modal-header h3 {
    font-size: 1.15rem;
  }

  .quick-amounts {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 6px;
  }

  .quick-amounts .btn-pill {
    padding: 8px 2px;
    font-size: 0.72rem;
    text-align: center;
    justify-content: center;
    border-radius: 8px;
  }

  .modal-footer {
    flex-direction: column-reverse;
    gap: 8px;
    margin-top: 18px;
  }

  .modal-footer .btn {
    width: 100%;
    padding: 12px;
  }

  /* Toast on mobile */
  .toast {
    left: 12px;
    right: 12px;
    bottom: 14px;
    text-align: center;
    font-size: 0.85rem;
    padding: 10px 14px;
  }
}

/* ==========================================================
   EXTRA SMALL SCREENS (iPhone SE, Galaxy Fold ~320px-360px)
   ========================================================== */
@media (max-width: 360px) {
  .app-container {
    padding: 10px 8px 40px;
  }

  .header h1 {
    font-size: 1.35rem;
  }

  .podium-grid {
    gap: 4px;
  }

  .podium-step {
    padding: 10px 4px 8px;
  }

  .podium-medal {
    font-size: 1.5rem;
  }

  .podium-step.rank-1 .podium-medal {
    font-size: 1.9rem;
  }

  .podium-name {
    font-size: 0.75rem;
  }

  .podium-score {
    font-size: 1rem;
  }

  .mobile-subtext {
    max-width: 120px;
  }
}