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

:root {
  --bg-dark: #0a0f1d;
  --bg-card: rgba(21, 32, 54, 0.7);
  --bg-card-hover: rgba(30, 45, 74, 0.85);
  --bg-input: #0e172a;
  --border-color: rgba(255, 255, 255, 0.1);
  --border-glow: rgba(6, 182, 212, 0.4);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-cyan: #06b6d4;
  --accent-blue: #3b82f6;
  --accent-indigo: #6366f1;
  --accent-purple: #8b5cf6;
  --accent-pink: #ec4899;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 10% 10%, rgba(6, 182, 212, 0.12) 0px, transparent 50%),
    radial-gradient(at 90% 90%, rgba(139, 92, 246, 0.12) 0px, transparent 50%),
    radial-gradient(at 50% 50%, rgba(16, 185, 129, 0.05) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
}

/* Navbar Glassmorphism */
.navbar {
  background: rgba(10, 15, 29, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 1.1rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #38bdf8, #818cf8, #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-tabs {
  display: flex;
  gap: 0.6rem;
  background: rgba(15, 23, 42, 0.6);
  padding: 0.35rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border-color);
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.55rem 1.35rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.88rem;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.nav-link:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.25), rgba(99, 102, 241, 0.25));
  border: 1px solid rgba(6, 182, 212, 0.4);
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.15);
}

/* Layout Container */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 2.5rem;
}

.page-header {
  margin-bottom: 2.2rem;
}

.page-title {
  font-family: 'Outfit', sans-serif;
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #ffffff, #cbd5e1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-desc {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 900px;
}

/* Grid & Cards */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem;
}

@media (max-width: 1100px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.65rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.45);
}

.card-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.85rem;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.15rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
}

.form-control, .form-select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 0.6rem;
  padding: 0.7rem 0.95rem;
  color: var(--text-main);
  font-size: 0.92rem;
  outline: none;
  transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.25);
  background: #111c33;
}

textarea.form-control {
  font-family: 'Fira Code', monospace;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.72rem 1.4rem;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: 0.6rem;
  border: none;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #ffffff;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.35);
  opacity: 0.95;
}

.btn-secondary {
  background: #334155;
  color: #f8fafc;
}

.btn-secondary:hover {
  background: #475569;
  transform: translateY(-2px);
}

.btn-danger {
  background: linear-gradient(135deg, var(--accent-rose), #dc2626);
  color: #ffffff;
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 63, 94, 0.35);
}

/* JSON Output Inspector */
.json-viewer {
  background: #050914;
  border: 1px solid var(--border-color);
  border-radius: 0.6rem;
  padding: 1.1rem;
  font-family: 'Fira Code', 'Courier New', monospace;
  font-size: 0.85rem;
  color: #38bdf8;
  max-height: 420px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.6);
}

/* Table */
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.88rem;
}

.data-table th {
  background: rgba(15, 23, 42, 0.75);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-align: left;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid rgba(51, 65, 85, 0.35);
}

.data-table tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.65rem;
  border-radius: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-success { background: rgba(16, 185, 129, 0.18); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.35); }
.badge-error { background: rgba(244, 63, 94, 0.18); color: #fb7185; border: 1px solid rgba(244, 63, 94, 0.35); }
.badge-forward { background: rgba(59, 130, 246, 0.18); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.35); }
.badge-reverse { background: rgba(236, 72, 153, 0.18); color: #f472b6; border: 1px solid rgba(236, 72, 153, 0.35); }
.badge-webhook { background: rgba(139, 92, 246, 0.18); color: #c084fc; border: 1px solid rgba(139, 92, 246, 0.35); }

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: #111927;
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  width: 92%;
  max-width: 850px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.8rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}