@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-primary: #0a0a1a;
  --bg-secondary: #0f0f2a;
  --bg-card: #12122e;
  --bg-card-hover: #1a1a40;
  --bg-input: #0d0d24;
  --border: rgba(139, 92, 246, 0.15);
  --border-hover: rgba(139, 92, 246, 0.35);
  --text-primary: #e8e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-purple: #a78bfa;
  --accent-blue: #38bdf8;
  --accent-green: #34d399;
  --accent-amber: #fbbf24;
  --accent-red: #f87171;
  --gradient-hero: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
  --gradient-accent: linear-gradient(90deg, #a78bfa, #38bdf8, #34d399);
  --gradient-card: linear-gradient(145deg, #1e1b4b 0%, #1e293b 100%);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.35);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-purple); border-radius: 3px; }

.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.bg-glow {
  position: fixed; z-index: 0; pointer-events: none;
  width: 600px; height: 600px; border-radius: 50%;
  filter: blur(150px); opacity: 0.15;
}
.bg-glow--purple { top: -200px; left: -100px; background: #7c3aed; }
.bg-glow--blue { bottom: -200px; right: -100px; background: #2563eb; }

.app-container { position: relative; z-index: 1; }

.container {
  max-width: 1200px; margin: 0 auto;
  padding: 0 1.5rem;
}

.navbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10, 10, 26, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.8rem 0;
}
.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
}
.navbar-brand {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 1.3rem; font-weight: 800;
  text-decoration: none; color: var(--text-primary);
}
.navbar-brand span {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.navbar-nav {
  display: flex; gap: 0.25rem; list-style: none;
}
.navbar-nav a {
  padding: 0.5rem 1rem; border-radius: var(--radius-sm);
  font-size: 0.85rem; font-weight: 500;
  color: var(--text-secondary); text-decoration: none;
  transition: var(--transition);
}
.navbar-nav a:hover, .navbar-nav a.active {
  color: var(--accent-purple); background: rgba(139, 92, 246, 0.08);
}

.hero {
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--border);
  padding: 5rem 0 4rem; text-align: center;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 900; letter-spacing: -1px;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
}
.hero p {
  font-size: 1.15rem; color: var(--text-secondary);
  max-width: 600px; margin: 0 auto 2rem;
}
.hero-badges { display: flex; gap: 0.5rem; justify-content: center; flex-wrap: wrap; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.35rem 0.9rem; border-radius: 999px;
  font-size: 0.75rem; font-weight: 600;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.25);
  color: var(--accent-purple);
}

.section { padding: 3rem 0; }
.section-title {
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 2px; color: var(--accent-purple);
  margin-bottom: 0.5rem;
}
.section-heading {
  font-size: 1.6rem; font-weight: 700;
  margin-bottom: 1.5rem;
}

.tabs {
  display: flex; gap: 0.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem; overflow-x: auto;
}
.tab-btn {
  padding: 0.75rem 1.25rem; border: none; background: none;
  font-family: inherit; font-size: 0.9rem; font-weight: 500;
  color: var(--text-muted); cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition); white-space: nowrap;
}
.tab-btn:hover { color: var(--text-secondary); }
.tab-btn.active {
  color: var(--accent-purple);
  border-bottom-color: var(--accent-purple);
}
.tab-panel { display: none; animation: fadeIn 0.3s ease; }
.tab-panel.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem; margin-bottom: 1.25rem;
  transition: var(--transition);
}
.card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1rem;
}
.card-title { font-size: 1rem; font-weight: 600; }

.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.metric {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.2rem; text-align: center;
  transition: var(--transition);
}
.metric:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.metric-value {
  font-size: 2rem; font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.metric-label {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1.2px; color: var(--text-muted); margin-top: 0.25rem;
}

.form-group { margin-bottom: 1rem; }
.form-label {
  display: block; font-size: 0.8rem; font-weight: 600;
  color: var(--text-secondary); margin-bottom: 0.4rem;
}
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 0.65rem 0.9rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit; font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.65rem 1.4rem; border: none; border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.85rem; font-weight: 600;
  cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: white; box-shadow: 0 2px 12px rgba(124, 58, 237, 0.3);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4); }
.btn-secondary {
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border);
  color: var(--accent-purple);
}
.btn-secondary:hover { background: rgba(139, 92, 246, 0.18); }
.btn-danger {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--accent-red);
}
.btn-danger:hover { background: rgba(239, 68, 68, 0.2); }
.btn-full { width: 100%; }
.btn-sm { padding: 0.4rem 0.8rem; font-size: 0.78rem; }

.badge {
  display: inline-flex; padding: 0.2rem 0.65rem; border-radius: 999px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.5px;
}
.badge-success { background: #065f46; color: #34d399; }
.badge-warning { background: #78350f; color: #fbbf24; }
.badge-error { background: #7f1d1d; color: #f87171; }
.badge-info { background: #1e3a5f; color: #38bdf8; }

.table-wrap {
  overflow-x: auto; border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
table {
  width: 100%; border-collapse: collapse;
  font-size: 0.85rem;
}
th {
  background: var(--bg-secondary);
  padding: 0.7rem 1rem; text-align: left;
  font-weight: 600; font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.8px;
  color: var(--text-muted); border-bottom: 1px solid var(--border);
}
td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid rgba(139, 92, 246, 0.06);
  color: var(--text-secondary);
}
tr:hover td { background: rgba(139, 92, 246, 0.04); }

.log-entry {
  display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem; margin-bottom: 0.5rem;
  font-size: 0.82rem; color: var(--text-secondary);
  animation: fadeIn 0.3s ease;
}
.log-entry code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem; color: var(--text-muted);
}

.endpoint-chip {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 1rem; margin-bottom: 0.5rem;
  transition: var(--transition);
}
.endpoint-chip:hover { border-color: var(--border-hover); }
.endpoint-info { display: flex; align-items: center; gap: 0.75rem; }
.endpoint-method {
  font-size: 0.7rem; font-weight: 700; padding: 0.15rem 0.5rem;
  border-radius: 4px; background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
}

.toast-container {
  position: fixed; top: 5rem; right: 1.5rem; z-index: 1000;
  display: flex; flex-direction: column; gap: 0.5rem;
}
.toast {
  padding: 0.8rem 1.2rem; border-radius: var(--radius-sm);
  font-size: 0.85rem; font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease, fadeOut 0.3s ease 3.7s forwards;
  max-width: 380px;
}
.toast-success { background: #065f46; color: #34d399; border: 1px solid rgba(52, 211, 153, 0.3); }
.toast-error { background: #7f1d1d; color: #f87171; border: 1px solid rgba(248, 113, 113, 0.3); }
.toast-info { background: #1e3a5f; color: #38bdf8; border: 1px solid rgba(56, 189, 248, 0.3); }

@keyframes slideIn { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeOut { to { opacity: 0; transform: translateX(30px); } }

.spinner {
  display: inline-block; width: 18px; height: 18px;
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-top-color: var(--accent-purple);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.progress-bar {
  height: 6px; background: var(--bg-input);
  border-radius: 3px; overflow: hidden; margin: 1rem 0;
}
.progress-fill {
  height: 100%; border-radius: 3px;
  background: var(--gradient-accent);
  transition: width 0.5s ease;
}

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem; text-align: center;
  cursor: pointer; transition: var(--transition);
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--accent-purple);
  background: rgba(139, 92, 246, 0.05);
}
.upload-zone-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.upload-zone-text { color: var(--text-secondary); font-size: 0.9rem; }
.upload-zone-hint { color: var(--text-muted); font-size: 0.78rem; margin-top: 0.4rem; }

.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0; text-align: center;
  font-size: 0.8rem; color: var(--text-muted);
  margin-top: 3rem;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }

.empty-state {
  text-align: center; padding: 3rem 1rem;
  color: var(--text-muted);
}
.empty-state-icon { font-size: 2.5rem; margin-bottom: 0.75rem; opacity: 0.5; }

@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero { padding: 3rem 0 2.5rem; }
  .hero h1 { font-size: 2rem; }
  .navbar-nav { display: none; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
}