/* LLM API Relay - Dashboard Responsive & UX Patch */
/* Loaded via /fixes/dashboard-styles.css — does NOT modify original styles */

/* ===== Loading Skeleton ===== */
.skeleton {
  background: linear-gradient(90deg, var(--bg-hover) 25%, var(--bg-card) 50%, var(--bg-hover) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: 6px;
  color: transparent !important;
}
.skeleton * { visibility: hidden; }
@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ===== Copy Button ===== */
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
  margin-left: 8px;
}
.copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(59, 130, 246, 0.08);
}
.copy-btn.copied {
  border-color: var(--success);
  color: var(--success);
}

/* ===== Error Toast ===== */
.toast.error { background: var(--error); }
.toast.info { background: var(--accent); }

/* ===== Stats Grid Fix: 3x3 ===== */
.stats-grid {
  grid-template-columns: repeat(3, 1fr) !important;
}

/* ===== Logs Table Wrapper ===== */
#logsBody {
  display: table-row-group;
}
.section-body:has(.logs-table) {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.logs-table {
  min-width: 650px;
}

/* ===== Guide Grid ===== */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

/* ===== PWA Install Banner ===== */
.install-banner {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: 14px;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 999;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  animation: slideUp 0.3s ease;
  max-width: 90%;
}
.install-banner .install-text { font-size: 13px; font-weight: 500; }
.install-banner .install-btn {
  padding: 6px 16px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: white;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}
.install-banner .install-dismiss {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
  padding: 4px;
}
@keyframes slideUp {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ===== Error State Display ===== */
.error-state {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: 10px;
  color: var(--error);
  font-size: 12px;
  margin: 8px 0;
}
.error-state .retry-btn {
  margin-left: auto;
  padding: 4px 12px;
  border: 1px solid var(--error);
  border-radius: 6px;
  background: transparent;
  color: var(--error);
  cursor: pointer;
  font-size: 11px;
}

/* ===== Offline Indicator ===== */
.offline-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--warning);
  color: #000;
  text-align: center;
  padding: 6px;
  font-size: 12px;
  font-weight: 600;
  z-index: 9999;
  display: none;
}
.offline-bar.show { display: block; }

/* ===== Mobile: 480px ===== */
@media (max-width: 480px) {
  .header {
    padding: 10px 12px !important;
    gap: 8px;
  }
  .header h1 { font-size: 13px !important; }
  .header-left { gap: 8px; flex-wrap: wrap; }
  .logo { padding: 6px 10px !important; font-size: 12px !important; }
  .main { padding: 12px !important; }
  .hero {
    padding: 16px !important;
    border-radius: 14px !important;
  }
  .hero-text h2 { font-size: 16px !important; }
  .hero-text p { font-size: 12px !important; }
  .hero-stats {
    flex-wrap: wrap !important;
    gap: 8px !important;
  }
  .hero-stat { min-width: 70px !important; padding: 8px 12px !important; }
  .hero-stat-val { font-size: 18px !important; }
  .stat-value { font-size: 20px !important; }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .tabs {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .tabs::-webkit-scrollbar { display: none; }
  .tab {
    padding: 8px 12px !important;
    font-size: 12px !important;
    min-height: 40px;
    white-space: nowrap;
  }
  .providers-grid {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }
  .provider-card {
    padding: 10px 12px !important;
  }
  .provider-url {
    max-width: 200px !important;
    font-size: 9px !important;
  }
  .models-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 6px !important;
  }
  .section { border-radius: 12px !important; }
  .section-body { padding: 12px !important; overflow-x: auto !important; }
  .section-header { padding: 10px 14px !important; }
  .playground { grid-template-columns: 1fr !important; }
  /* Touch targets */
  .tab, button, .btn, [onclick] {
    min-height: 44px;
  }
  /* Fix search bar */
  .search-bar input {
    font-size: 16px; /* prevents iOS zoom */
  }
  /* Tables scroll horizontally */
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* ===== Tablet: 768px ===== */
@media (max-width: 768px) {
  .header {
    padding: 10px 16px !important;
    flex-wrap: wrap;
  }
  .header-right { gap: 6px; }
  .main { padding: 14px 16px !important; }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .user-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .providers-grid {
    grid-template-columns: 1fr !important;
  }
  .logs-table { min-width: 650px; }
  .guide-grid {
    grid-template-columns: 1fr 1fr !important;
  }
  .hero-content {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-stats {
    width: 100%;
    justify-content: space-around;
  }
  /* Performance chart */
  .chart-container { overflow: hidden; }
  .perf-grid {
    grid-template-columns: 1fr !important;
  }
  /* Admin section */
  .admin-grid {
    grid-template-columns: 1fr !important;
  }
}

/* ===== Free Filter Badge ===== */
.free-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
  pointer-events: none;
}
#freeFilterBtn:hover {
  background: rgba(16, 185, 129, 0.2) !important;
  transform: translateY(-1px);
}

/* ===== Provider Card Selected State ===== */
.provider-card[style*="border-color:var(--accent)"] {
  box-shadow: 0 0 16px rgba(59, 130, 246, 0.2) !important;
}

/* ===== Print ===== */
@media print {
  body::before { display: none; }
  .header { position: static; }
  .tabs, .playground, .install-banner { display: none !important; }
}