@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600;800&family=Outfit:wght@400;600;700;800;900&display=swap');

:root {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --border-card: #e2e8f0;
  --border-focus: #0284c7;
  --text-primary: #0f172a;
  --text-muted: #64748b;
  --color-brand: #0284c7;
  --color-brand-light: #e0f2fe;
  --color-success: #10b981;
  --color-success-light: #d1fae5;
  --color-warning: #f59e0b;
  --color-warning-light: #fef3c7;
  --color-danger: #ef4444;
  --color-danger-light: #fee2e2;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
}

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

body {
  font-family: 'Outfit', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.admin-navbar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-card);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #0284c7, #0369a1);
  color: #ffffff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.3);
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.brand-sub {
  font-size: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid var(--border-card);
  background: #ffffff;
  color: var(--text-primary);
}

.nav-btn:hover {
  background: var(--bg-main);
  border-color: #cbd5e1;
}

.nav-btn.primary {
  background: var(--color-brand);
  border-color: var(--color-brand);
  color: #ffffff;
}

.nav-btn.primary:hover {
  background: #0369a1;
}

.badge-live {
  font-size: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  padding: 0.3rem 0.65rem;
  border-radius: 9999px;
  background: var(--color-success-light);
  color: #065f46;
  border: 1px solid rgba(16, 185, 129, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.badge-live::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-success);
  display: inline-block;
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
  100% { transform: scale(0.9); opacity: 1; }
}

/* Main Container */
.admin-container {
  max-width: 1300px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Metric Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.metric-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: var(--color-brand-light);
  color: var(--color-brand);
}

.metric-info h3 {
  font-size: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

/* Create Session Box */
.create-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-sm);
}

.card-header {
  margin-bottom: 1.25rem;
}

.card-title {
  font-size: 1.2rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1fr auto;
  gap: 1rem;
  align-items: flex-end;
}

@media (max-width: 900px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
}

.form-input {
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--border-card);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
  background: #ffffff;
}

.form-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.input-with-action {
  display: flex;
  gap: 0.4rem;
}

.btn-secondary {
  padding: 0.7rem 0.9rem;
  background: var(--bg-main);
  border: 1.5px solid var(--border-card);
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.85rem;
  white-space: nowrap;
}

.btn-secondary:hover {
  background: #e2e8f0;
}

.btn-submit {
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, #0284c7, #0369a1);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: transform 0.1s, box-shadow 0.2s;
  height: 44px;
}

.btn-submit:hover {
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.35);
  transform: translateY(-1px);
}

.btn-submit:active {
  transform: translateY(0);
}

/* Session List Cards */
.sessions-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 800;
}

.sessions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 1.5rem;
}

@media (max-width: 480px) {
  .sessions-grid {
    grid-template-columns: 1fr;
  }
}

.session-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-card);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.session-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
}

.session-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.session-code-badge {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 0.85rem;
  background: #f1f5f9;
  color: #0f172a;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  border: 1px solid #e2e8f0;
}

.session-title {
  font-size: 1.15rem;
  font-weight: 800;
  margin-top: 0.25rem;
  color: var(--text-primary);
}

.session-status {
  font-size: 0.75rem;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  padding: 0.3rem 0.6rem;
  border-radius: 9999px;
  white-space: nowrap;
}

.status-waiting {
  background: var(--color-brand-light);
  color: #0369a1;
}

.status-progress {
  background: var(--color-warning-light);
  color: #b45309;
}

.status-completed {
  background: var(--color-success-light);
  color: #065f46;
}

/* Progress bar inside session card */
.chest-progress-box {
  background: #f8fafc;
  border: 1px solid var(--border-card);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 700;
}

.progress-bar-bg {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #f59e0b, #10b981);
  transition: width 0.4s ease;
}

/* Links Box */
.link-pill-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.link-pill {
  background: #f8fafc;
  border: 1px solid var(--border-card);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.link-label {
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.link-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-icon-link {
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 6px;
  border: 1px solid #cbd5e1;
  background: #ffffff;
  cursor: pointer;
  color: var(--text-primary);
  text-decoration: none;
  transition: background 0.15s;
}

.btn-icon-link:hover {
  background: #f1f5f9;
}

/* Players List Inside Card */
.player-list-box {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.player-list-header {
  font-size: 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

.player-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  min-height: 28px;
}

.player-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
}

.player-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.kick-btn {
  background: none;
  border: none;
  color: var(--color-danger);
  cursor: pointer;
  font-size: 0.85rem;
  margin-left: 0.2rem;
}

.empty-players {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Card Action Buttons */
.session-card-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-card);
}

.action-btn {
  flex: 1;
  padding: 0.6rem;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 8px;
  border: 1px solid var(--border-card);
  background: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  transition: all 0.15s;
}

.action-btn:hover {
  background: #f8fafc;
}

.action-btn.reset {
  color: var(--color-warning);
  border-color: rgba(245, 158, 11, 0.3);
}

.action-btn.reset:hover {
  background: var(--color-warning-light);
}

.action-btn.delete {
  color: var(--color-danger);
  border-color: rgba(239, 68, 68, 0.3);
}

.action-btn.delete:hover {
  background: var(--color-danger-light);
}

/* Toast Message */
.toast-msg {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #0f172a;
  color: #ffffff;
  padding: 0.8rem 1.25rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.25s ease;
  pointer-events: none;
}

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