:root {
  --bg-color: #050705;
  --bg-gradient: radial-gradient(circle at 50% -20%, #050705 0%, #152a12 90%);
  --surface-color: #0c0f0c;
  --surface-hover: #131813;
  --accent-color: #2bff00;
  --accent-glow: rgba(43, 255, 0, 0.4);
  --accent-hover: #00da07;
  --text-primary: #ffffff;
  --text-secondary: #9cbda2;
  --text-muted: #5e8363;
  --border-color: rgba(43, 255, 0, 0.1);
  --glass-bg: rgba(12, 15, 12, 0.6);
  --glass-border: rgba(43, 255, 0, 0.15);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -2px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.7), 0 4px 12px -4px rgba(0, 0, 0, 0.7);
  
  --font-inter: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-inter);
  background-color: var(--bg-color);
  background-image: var(--bg-gradient);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  padding-bottom: 4rem;
}

/* Layout */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3 {
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(43, 255, 0, 0.2));
}

h2 {
  font-size: 2rem;
  margin: 3rem 0 1.5rem;
  color: #ffffff;
  border-left: 4px solid var(--accent-color);
  padding-left: 0.75rem;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--accent-color);
}

p {
  margin-bottom: 1.25rem;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

p strong {
  color: #ffffff;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* Glass Container */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 1.25rem;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  margin-bottom: 2rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.glass-panel:hover {
  border-color: rgba(43, 255, 0, 0.3);
  box-shadow: 0 10px 30px -3px rgba(0, 0, 0, 0.8), 0 0 20px 0 rgba(43, 255, 0, 0.05);
}

/* Hero Section */
.hero {
  padding: 5rem 0 3rem;
  text-align: center;
}

.hero p {
  max-width: 650px;
  margin: 0 auto 2.5rem;
  font-size: 1.2rem;
}

/* Buttons */
.btn-group {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-color);
  color: #050705;
  border: none;
  box-shadow: 0 0 15px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(43, 255, 0, 0.6);
  color: #000000;
  text-decoration: none;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-color);
  transform: translateY(-2px);
  text-decoration: none;
}

/* API Explorer */
.api-explorer {
  margin-top: 2rem;
}

.api-input-group {
  display: flex;
  gap: 0.75rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 0.5rem;
  margin-bottom: 1.5rem;
}

.api-input-prefix {
  display: flex;
  align-items: center;
  padding-left: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.9rem;
  user-select: none;
}

.api-input {
  flex-grow: 1;
  background: transparent;
  border: none;
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  outline: none;
}

.api-btn {
  background: var(--accent-color);
  color: #050705;
  border: none;
  padding: 0.5rem 1.25rem;
  border-radius: 0.5rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.api-btn:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 10px var(--accent-glow);
}

.preset-pills {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.preset-pill {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.35rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: var(--transition-fast);
}

.preset-pill:hover, .preset-pill.active {
  border-color: var(--accent-color);
  color: var(--accent-color);
  background: rgba(43, 255, 0, 0.05);
}

.response-container {
  position: relative;
  border-radius: 0.75rem;
  overflow: scroll;
  background: #060806;
  border: 1px solid rgba(255, 255, 255, 0.05);
  height: 400px;
}

.response-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  padding: 0.6rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.status-badge {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
}

.status-badge.success {
  color: var(--accent-color);
}

.status-badge.error {
  color: #ff3333;
}

.copy-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.copy-btn:hover {
  color: #ffffff;
}

.response-body {
  padding: 1.25rem;
  margin: 0;
  max-height: 350px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #c9e2cd;
  white-space: pre-wrap;
  word-break: break-all;
}

.response-body::-webkit-scrollbar {
  width: 6px;
}

.response-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

/* Endpoint Table */
.endpoint-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.95rem;
}

.endpoint-table th, .endpoint-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.endpoint-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.endpoint-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 0.35rem;
  font-weight: 700;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: rgba(43, 255, 0, 0.1);
  color: var(--accent-color);
  border: 1px solid rgba(43, 255, 0, 0.2);
}

.endpoint-path {
  font-family: var(--font-mono);
  color: #ffffff;
  font-weight: 600;
}

.endpoint-desc {
  color: var(--text-secondary);
}

/* Footer styling */
footer {
  text-align: center;
  padding: 2rem 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer a {
  color: var(--text-secondary);
}

footer a:hover {
  color: var(--accent-color);
}

@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  .api-input-group { flex-direction: column; background: none; border: none; padding: 0; }
  .api-input-prefix { display: none; }
  .api-input {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    border-radius: 0.75rem;
  }
  .api-btn { padding: 0.75rem; border-radius: 0.75rem; width: 100%; }
  .endpoint-table th:nth-child(3), .endpoint-table td:nth-child(3) { display: none; }
}