/* SMF CHATGPT — High-End Glassmorphism Dark Theme */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-deep: #060911;
  --bg-card: rgba(14, 21, 37, 0.72);
  --bg-card-hover: rgba(20, 31, 55, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 242, 254, 0.35);
  
  --primary-cyan: #00f2fe;
  --primary-blue: #4facfe;
  --accent-purple: #7928ca;
  --accent-emerald: #10b981;
  --accent-rose: #ff4b72;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dark: #64748b;
  
  --gradient-brand: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(0, 242, 254, 0.15) 0%, rgba(6, 9, 17, 0) 70%);
  --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.25);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

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

body {
  background-color: var(--bg-deep);
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(0, 242, 254, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(79, 172, 254, 0.08) 0%, transparent 40%),
    linear-gradient(180deg, #070a13 0%, #05070c 100%);
  color: var(--text-main);
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8, 12, 22, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.brand-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-domain {
  font-size: 11px;
  color: var(--text-dark);
  font-weight: 600;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-item {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: color 0.2s;
}

.nav-item:hover, .nav-item.active {
  color: var(--primary-cyan);
}

/* Layout Containers */
.container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 40px 24px;
  flex: 1;
  width: 100%;
}

/* Cards & Glass Panels */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.glass-panel.highlight-border {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card), 0 0 20px rgba(0, 242, 254, 0.15);
}

/* Badges & Pills */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.pill-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.pill-cyan {
  background: rgba(0, 242, 254, 0.15);
  color: var(--primary-cyan);
  border: 1px solid rgba(0, 242, 254, 0.3);
}

.pill-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Glowing Neon Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #060911;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 242, 254, 0.55);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-emerald {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-emerald:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

/* Inputs & Form Elements */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 13px 16px;
  background: rgba(10, 15, 28, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s;
}

.form-control:focus {
  border-color: var(--primary-cyan);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.25);
  background: rgba(10, 15, 28, 0.95);
}

.form-control::placeholder {
  color: var(--text-dark);
}

/* Code Snippet Box */
.code-box {
  background: rgba(5, 8, 15, 0.95);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--primary-cyan);
  display: flex;
  justify-content: space-between;
  align-items: center;
  word-break: break-all;
}

.code-copy-btn {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  border: none;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  margin-left: 12px;
  transition: background 0.2s;
}

.code-copy-btn:hover {
  background: rgba(0, 242, 254, 0.3);
  color: var(--primary-cyan);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 50px 0 30px;
}

.hero-pill {
  margin-bottom: 20px;
}

.hero-title {
  font-size: 46px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 18px;
}

.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 35px;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* Guide Step Cards */
.step-card {
  position: relative;
  padding: 24px;
  border-radius: var(--radius-md);
  background: rgba(13, 20, 36, 0.5);
  border: 1px solid var(--border-subtle);
  transition: transform 0.2s;
}

.step-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 242, 254, 0.3);
}

.step-number {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--gradient-brand);
  color: #060911;
  font-weight: 800;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.step-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Tabs */
.tabs-header {
  display: flex;
  gap: 12px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 24px;
  padding-bottom: 12px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.tab-btn.active {
  background: rgba(0, 242, 254, 0.12);
  color: var(--primary-cyan);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.custom-table th {
  padding: 14px 16px;
  color: var(--text-dark);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-subtle);
}

.custom-table td {
  padding: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
}

.custom-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-main);
}

/* Toast Messages */
.alert {
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
}

.alert-danger {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #fb7185;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: rgba(6, 9, 17, 0.8);
  padding: 24px 0;
  margin-top: auto;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-dark);
}

.footer-link {
  color: var(--primary-cyan);
  text-decoration: none;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .hero-title {
    font-size: 32px;
  }
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .nav-container, .footer-container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .tabs-header {
    flex-wrap: wrap;
  }
}