:root {
  --primary: #6c5ce7;
  --primary-dark: #5a4bd1;
  --accent: #fdcb6e;
  --dark: #1a1a2e;
  --darker: #16213e;
  --light: #f8f9fa;
  --success: #00b894;
  --danger: #d63031;
  --muted: #636e72;
  --card-bg: #ffffff;
  --body-bg: #f0f2f5;
  --text: #2d3436;
  --border: #dfe6e9;
  --table-hover: rgba(108, 92, 231, 0.03);
  --table-border: #eee;
}

[data-theme="dark"] {
  --primary: #a29bfe;
  --primary-dark: #6c5ce7;
  --accent: #fdcb6e;
  --dark: #0d1117;
  --darker: #161b22;
  --light: #c9d1d9;
  --success: #2ecc71;
  --danger: #e74c3c;
  --muted: #8b949e;
  --card-bg: #161b22;
  --body-bg: #0d1117;
  --text: #c9d1d9;
  --border: #30363d;
  --table-hover: rgba(162, 155, 254, 0.06);
  --table-border: #21262d;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--body-bg);
  color: var(--text);
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ─── Navigation ──────────────────────────────────────── */
.navbar {
  background: var(--dark);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  color: var(--accent);
  font-weight: 800;
  font-size: 1.4rem;
  text-decoration: none;
  letter-spacing: -0.5px;
}

.navbar-brand:hover {
  color: #fff;
}

/* Hamburger toggle — hidden on desktop */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}

/* Theme toggle */
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  padding: 6px;
  line-height: 1;
  border-radius: 6px;
  transition: background 0.2s;
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Desktop: hide mobile toggle, show nav toggle */
.mobile-theme-toggle {
  display: none;
}

.nav-theme-item {
  display: flex;
  align-items: center;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #b2bec3;
  border-radius: 2px;
  transition: all 0.25s;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar-nav a {
  color: #b2bec3;
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.navbar-nav a:hover,
.navbar-nav a.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

/* ─── Layout ──────────────────────────────────────────── */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  flex: 1;
}

.container-narrow {
  max-width: 520px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  flex: 1;
}

/* ─── Cards ──────────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.card-header {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border);
}

/* ─── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  border: none;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:visited {
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
}

.btn-success {
  background: var(--success);
  color: #fff;
}

.btn-success:visited {
  color: #fff;
}

.btn-success:hover {
  background: #00a381;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:visited {
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
  box-sizing: border-box;
  line-height: 1.2;
}

/* ─── Forms ──────────────────────────────────────────── */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  transition: border-color 0.2s;
  font-family: inherit;
  background: var(--card-bg);
  color: var(--text);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
}

textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

/* ─── Alerts ──────────────────────────────────────────── */
.alert {
  padding: 0.8rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.alert-danger {
  background: #ffeaa7;
  border: 1px solid #fdcb6e;
  color: #6c5ce7;
}

.alert-danger.error {
  background: #fab1a0;
  border: 1px solid #e17055;
  color: #2d3436;
}

.alert-success {
  background: #dfe6e9;
  border: 1px solid var(--success);
  color: #00b894;
}

.alert-info {
  background: #dfe6e9;
  border: 1px solid #74b9ff;
  color: #0984e3;
}

/* ─── Points Badge ────────────────────────────────────── */
.points-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--accent);
  color: var(--dark);
  font-weight: 800;
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: 1.1rem;
}

.points-badge.large {
  font-size: 2rem;
  padding: 0.5rem 1.5rem;
}

/* ─── Tables ──────────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--table-border);
}

th {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
}

tr:hover {
  background: var(--table-hover);
}

.rank-cell {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--primary);
  width: 50px;
}

.rank-1 { color: #f1c40f; }
.rank-2 { color: #95a5a6; }
.rank-3 { color: #e17055; }

/* ─── Package Grid ────────────────────────────────────── */
.package-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.package-card {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 1rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  border: 2px solid transparent;
  transition: all 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.package-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(108, 92, 231, 0.15);
}

.package-card .card-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
}

.package-card .code {
  font-family: 'Courier New', monospace;
  font-size: 1rem;
  color: var(--muted);
  letter-spacing: 1px;
}

.package-card .scan-info {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.package-card.scanned {
  border-color: var(--success);
  background: linear-gradient(135deg, #fff 0%, #f0fff4 100%);
}

.package-card.unscanned {
  opacity: 0.7;
}

/* ─── Scan Result ─────────────────────────────────────── */
.scan-result {
  text-align: center;
  padding: 2rem 0;
}

.scan-result h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.scan-result .emoji {
  font-size: 4rem;
  margin-bottom: 1rem;
}

/* ─── Package Profile ─────────────────────────────────── */
.package-hero {
  text-align: center;
  padding: 2rem 0;
}

.package-hero .card-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
}

.package-hero .hunt-name {
  font-size: 1.2rem;
  color: var(--muted);
}

.package-image {
  max-width: 100%;
  border-radius: 12px;
  margin: 1rem 0;
}

/* ─── Stats Row ───────────────────────────────────────── */
.stats-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}

.stat-box {
  flex: 1;
  min-width: 120px;
  background: var(--card-bg);
  border-radius: 10px;
  padding: 1rem;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.stat-box .value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-box .label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ─── Hero Section ────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 3rem 1rem;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.hero p {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 500px;
  margin: 0 auto 1.5rem;
}

/* ─── Hunt Cards List ─────────────────────────────────── */
.hunt-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card-bg);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
}

.hunt-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.hunt-card .hunt-info h3 {
  margin: 0 0 0.2rem;
  font-size: 1.1rem;
}

.hunt-card .hunt-info .meta {
  font-size: 0.8rem;
  color: var(--muted);
}

.hunt-card .badge {
  background: var(--primary);
  color: #fff;
  padding: 0.3rem 0.7rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

.hunt-card .badge.expired {
  background: var(--danger);
}

/* ─── Dark Mode Refinements ───────────────────────────── */
[data-theme="dark"] .alert-danger {
  background: #3d2e00;
  border-color: #fdcb6e;
  color: #fdcb6e;
}

[data-theme="dark"] .alert-danger.error {
  background: #3d1515;
  border-color: #e74c3c;
  color: #fab1a0;
}

[data-theme="dark"] .alert-success {
  background: #0d3320;
  border-color: var(--success);
  color: var(--success);
}

[data-theme="dark"] .alert-info {
  background: #0d2137;
  border-color: #74b9ff;
  color: #74b9ff;
}

[data-theme="dark"] .package-card.scanned {
  border-color: var(--success);
  background: linear-gradient(135deg, var(--card-bg) 0%, #0d2618 100%);
}

[data-theme="dark"] a:not(.btn):not(.scanner-fab) {
  color: var(--primary);
}

[data-theme="dark"] .hunt-card {
  color: var(--text);
}

[data-theme="dark"] .points-badge {
  color: var(--dark);
}

[data-theme="dark"] select.form-control {
  background: var(--card-bg);
  color: var(--text);
}

/* ─── Footer ──────────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

/* ─── Responsive ──────────────────────────────────────── */
@media (max-width: 700px) {
  /* Hamburger visible on mobile */
  .nav-toggle {
    display: flex;
  }

  /* Show mobile theme toggle, hide nav one */
  .mobile-theme-toggle {
    display: inline-flex;
  }

  .nav-theme-item {
    display: none;
  }

  .navbar {
    padding: 0 0.75rem;
    height: 52px;
    flex-wrap: wrap;
  }

  .navbar-brand {
    font-size: 1.15rem;
  }

  /* Dropdown menu */
  .navbar-nav {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--darker);
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 0.5rem 0;
    gap: 0;
  }

  .navbar-nav.open {
    display: flex;
  }

  .navbar-nav li {
    width: 100%;
  }

  .navbar-nav a {
    display: block;
    padding: 0.7rem 1rem;
    font-size: 0.95rem;
    border-radius: 0;
  }

  .navbar-nav a:hover {
    background: rgba(255,255,255,0.06);
  }

  /* Layout */
  .container,
  .container-narrow {
    padding: 0.75rem;
  }

  /* Hero */
  .hero {
    padding: 1.5rem 0.5rem;
  }

  .hero h1 {
    font-size: 1.6rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  /* Cards */
  .card {
    padding: 1rem;
    border-radius: 10px;
  }

  .card-header {
    font-size: 1.05rem;
  }

  /* Stats */
  .stats-row {
    gap: 0.5rem;
  }

  .stat-box {
    min-width: 0;
    padding: 0.75rem 0.5rem;
  }

  .stat-box .value {
    font-size: 1.3rem;
  }

  .stat-box .label {
    font-size: 0.7rem;
  }

  /* Package grid */
  .package-grid {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }

  .package-card {
    padding: 0.75rem;
  }

  .package-card .card-num {
    font-size: 1.2rem;
  }

  /* Hunt cards */
  .hunt-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
  }

  /* Scan result */
  .scan-result h1 {
    font-size: 1.5rem;
  }

  .scan-result .emoji {
    font-size: 3rem;
  }

  .points-badge.large {
    font-size: 1.5rem;
    padding: 0.4rem 1rem;
  }

  .package-hero .card-number {
    font-size: 2rem;
  }

  /* Buttons */
  .btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }

  /* Tables — horizontal scroll on mobile */
  table {
    font-size: 0.85rem;
  }

  th, td {
    padding: 0.5rem 0.4rem;
  }

  .points-badge {
    font-size: 0.85rem;
    padding: 0.25rem 0.5rem;
  }

  /* Footer */
  .footer {
    padding: 1rem;
    font-size: 0.75rem;
  }

  /* Touch-friendly form controls */
  .form-control {
    font-size: 1rem;
    padding: 0.7rem 0.8rem;
  }

  .btn {
    min-height: 44px;
  }

  .btn-sm {
    min-height: 36px;
  }
}

/* ── Floating QR Scanner FAB ──────────────────────────────── */
.scanner-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
  text-decoration: none;
  z-index: 100;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.scanner-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
  color: #fff;
}

.scanner-fab:active {
  transform: scale(0.95);
}

/* ── Scanner disclaimer on home page ─────────────────────── */
.scanner-disclaimer {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  padding: 1rem;
}

[data-theme="dark"] .scanner-disclaimer {
  border-left-color: var(--primary);
}