/* ============================================================
   BDS Content Server — Company Website Stylesheet
   Business Development Services · bdscont.com
   ============================================================ */

/* ---------- Reset & Variables ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Brand palette */
  --primary: #0052cc;
  --primary-dark: #003d99;
  --primary-light: #e6f0ff;
  --accent: #00c896;
  --accent-dark: #00a87a;
  --dark: #0a1628;
  --dark-card: #111d33;
  --dark-border: #1e3050;
  --text: #f0f4f8;
  --text-muted: #8fa3bf;
  --surface: #ffffff;
  --surface-alt: #f7f9fc;
  --border: #e2e8f0;
  --danger: #e53e3e;
  --warning: #f6ad55;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* Sizing */
  --max-width: 1200px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  background: var(--dark);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

img {
  max-width: 100%;
  display: block;
}

/* ---------- Utility ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-light {
  background: var(--surface);
  color: #1a202c;
}

.section-alt {
  background: var(--surface-alt);
  color: #1a202c;
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--text-muted);
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-accent {
  background: rgba(0, 200, 150, 0.15);
  color: var(--accent);
}

.badge-primary {
  background: rgba(0, 82, 204, 0.15);
  color: var(--primary);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(0, 82, 204, 0.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 82, 204, 0.5);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px rgba(0, 200, 150, 0.35);
}

.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 200, 150, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--dark-border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: #1a202c;
  border: 2px solid var(--border);
}

.btn-outline-dark:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.9rem;
}

.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--dark-border);
  padding: 10px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.navbar-brand:hover {
  color: var(--text);
}

.navbar-brand .logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.navbar-links a {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.navbar-links a:hover {
  color: var(--text);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 82, 204, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 200, 150, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero-content {
  max-width: 700px;
}

.hero h1 {
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 560px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--dark-border);
}

.hero-stat h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.hero-stat p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ---------- Grid for hero layout ---------- */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-visual {
  position: relative;
}

.hero-diagram {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 32px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.8;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.hero-diagram .highlight {
  color: var(--accent);
}

.hero-diagram .label {
  color: var(--primary);
  font-weight: 600;
}

/* Floating badges around diagram */
.floating-badge {
  position: absolute;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  animation: float 6s ease-in-out infinite;
}

.floating-badge:nth-child(2) { animation-delay: -2s; }
.floating-badge:nth-child(3) { animation-delay: -4s; }

.floating-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.dot-green { background: var(--accent); }
.dot-blue { background: var(--primary); }
.dot-orange { background: var(--warning); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- Hero FAQ ---------- */
.hero-faq {
  max-height: calc(100vh - 160px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--dark-border) transparent;
}

.hero-faq::-webkit-scrollbar {
  width: 4px;
}

.hero-faq::-webkit-scrollbar-thumb {
  background: var(--dark-border);
  border-radius: 4px;
}

.hero-faq-title {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.hero-faq-item {
  margin-bottom: 8px;
  padding: 14px 18px;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.hero-faq-item:hover,
.hero-faq-item[open] {
  border-color: var(--primary);
}

.hero-faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.4;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hero-faq-item summary::-webkit-details-marker {
  display: none;
}

.hero-faq-item summary::after {
  content: '+';
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.hero-faq-item[open] summary::after {
  content: '−';
  color: var(--accent);
}

.hero-faq-item p {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .hero-faq {
    max-height: 400px;
  }
}

/* ---------- Feature cards ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.feature-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 36px;
  transition: all var(--transition);
}

.feature-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 82, 204, 0.15);
}

.feature-card .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.icon-blue { background: rgba(0, 82, 204, 0.15); color: var(--primary); }
.icon-green { background: rgba(0, 200, 150, 0.15); color: var(--accent); }
.icon-orange { background: rgba(246, 173, 85, 0.15); color: var(--warning); }

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Light section feature cards */
.section-light .feature-card,
.section-alt .feature-card {
  background: #fff;
  border-color: var(--border);
}

.section-light .feature-card:hover,
.section-alt .feature-card:hover {
  border-color: var(--primary);
  box-shadow: 0 12px 40px rgba(0, 82, 204, 0.1);
}

.section-light .feature-card p,
.section-alt .feature-card p {
  color: #64748b;
}

/* ---------- Architecture diagram ---------- */
.arch-diagram {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 40px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-muted);
  overflow-x: auto;
  margin-top: 48px;
  white-space: pre;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.pricing-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 40px;
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), 0 20px 60px rgba(0, 82, 204, 0.2);
  transform: scale(1.03);
}

.pricing-card.featured .pricing-popular {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  padding: 6px 24px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.pricing-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-card .price {
  font-size: 3rem;
  font-weight: 800;
  margin: 16px 0 4px;
}

.pricing-card .price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}

.pricing-card .price-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.pricing-features {
  list-style: none;
  margin: 24px 0;
  flex: 1;
}

.pricing-features li {
  padding: 8px 0;
  font-size: 0.95rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
  margin-top: auto;
}

/* Light mode pricing */
.section-light .pricing-card,
.section-alt .pricing-card {
  background: #fff;
  border-color: var(--border);
}

.section-light .pricing-card.featured,
.section-alt .pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), 0 20px 60px rgba(0, 82, 204, 0.12);
}

.section-light .pricing-card .price,
.section-alt .pricing-card .price {
  color: #1a202c;
}

.section-light .pricing-features li,
.section-alt .pricing-features li {
  color: #64748b;
}

/* ---------- Comparison table ---------- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 48px;
  font-size: 0.95rem;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--dark-border);
}

.comparison-table th {
  font-weight: 700;
  color: var(--text);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.comparison-table td {
  color: var(--text-muted);
}

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

.comparison-table .highlight-row td {
  color: var(--accent);
  font-weight: 600;
  background: rgba(0, 200, 150, 0.05);
}

/* ---------- Deployment section ---------- */
.deploy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.deploy-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  transition: all var(--transition);
}

.deploy-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.deploy-card .cloud-logo {
  font-size: 2rem;
  margin-bottom: 12px;
}

.deploy-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.deploy-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  text-align: center;
  padding: 80px 0;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 1.15rem;
  opacity: 0.85;
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Footer ---------- */
.footer {
  padding: 60px 0 30px;
  border-top: 1px solid var(--dark-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 12px;
  font-size: 0.9rem;
  max-width: 280px;
}

.footer h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  color: var(--text);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--text);
}

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- Forms (auth pages) ---------- */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  position: relative;
}

.auth-page::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 82, 204, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.auth-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 48px;
  width: 100%;
  max-width: 480px;
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.auth-card .logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  margin: 0 auto 24px;
}

.auth-card h1 {
  font-size: 1.75rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 8px;
}

.auth-card .subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--dark);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.2);
}

.form-group input::placeholder {
  color: #4a5568;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.form-check label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 24px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.form-divider::before,
.form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--dark-border);
}

.password-wrapper {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
}

/* ---------- Payment page ---------- */
.payment-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 48px;
  align-items: start;
}

.order-summary {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 32px;
  position: sticky;
  top: 100px;
}

.order-summary h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--dark-border);
}

.order-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
}

.order-item .name {
  font-weight: 500;
}

.order-item .price {
  font-weight: 600;
  font-size: 1rem;
}

.order-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  margin-top: 16px;
  border-top: 1px solid var(--dark-border);
  font-size: 1.2rem;
  font-weight: 700;
}

.plan-selector {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
}

.plan-option {
  flex: 1;
  padding: 16px;
  background: var(--dark-card);
  border: 2px solid var(--dark-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  transition: all var(--transition);
}

.plan-option:hover,
.plan-option.active {
  border-color: var(--primary);
}

.plan-option.active {
  background: rgba(0, 82, 204, 0.1);
}

.plan-option h4 {
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.plan-option .price {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
}

/* Card input styling */
.card-element {
  background: var(--dark);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  min-height: 48px;
}

/* ---------- Section headings ---------- */
.section-heading {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 16px;
}

.section-heading h2 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-heading p {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.section-light .section-heading p,
.section-alt .section-heading p {
  color: #64748b;
}

/* ---------- Logo bar ---------- */
.logo-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  padding: 48px 0;
  border-bottom: 1px solid var(--dark-border);
  flex-wrap: wrap;
}

.logo-bar span {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-muted);
  opacity: 0.5;
  letter-spacing: 0.05em;
}

/* ---------- Testimonial ---------- */
.testimonial-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 40px;
  max-width: 700px;
  margin: 48px auto 0;
}

.testimonial-card blockquote {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text);
  font-style: italic;
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
}

.testimonial-info strong {
  display: block;
  font-size: 0.95rem;
}

.testimonial-info span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- Alert / Notification ---------- */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-info {
  background: rgba(0, 82, 204, 0.1);
  border: 1px solid rgba(0, 82, 204, 0.3);
  color: #6cb4ee;
}

.alert-success {
  background: rgba(0, 200, 150, 0.1);
  border: 1px solid rgba(0, 200, 150, 0.3);
  color: var(--accent);
}

/* ---------- Blog listing ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.blog-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--text);
}

.blog-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 82, 204, 0.15);
  color: var(--text);
}

.blog-card-thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.blog-card-thumb-placeholder {
  background: linear-gradient(135deg, var(--primary-dark), var(--dark-card));
}

.blog-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.blog-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
}

.blog-card-excerpt {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.blog-tag {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(0, 82, 204, 0.12);
  color: var(--primary);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* ---------- Blog post ---------- */
.blog-post {
  padding-top: 140px;
  padding-bottom: 80px;
}

.blog-post-header {
  max-width: 760px;
  margin: 0 auto 40px;
}

.blog-back-link {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  transition: color var(--transition);
}

.blog-back-link:hover {
  color: var(--accent);
}

.blog-post-header h1 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.blog-post-hero {
  width: 100%;
  max-width: 760px;
  margin: 0 auto 48px;
  border-radius: var(--radius);
  display: block;
}

.blog-post-content {
  max-width: 760px;
  margin: 0 auto;
}

.blog-post-content h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.blog-post-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 36px;
  margin-bottom: 12px;
}

.blog-post-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.blog-post-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.blog-post-content img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin: 32px 0;
}

.blog-post-content blockquote {
  border-left: 3px solid var(--primary);
  padding: 16px 24px;
  margin: 32px 0;
  background: rgba(0, 82, 204, 0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.blog-post-content blockquote p {
  margin-bottom: 0;
  font-style: italic;
  color: var(--text);
}

.blog-post-content pre {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  padding: 24px;
  margin: 32px 0;
  overflow-x: auto;
}

.blog-post-content code {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.7;
}

.blog-post-content p code {
  background: rgba(0, 82, 204, 0.1);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.88em;
}

.blog-post-content ul,
.blog-post-content ol {
  margin: 20px 0;
  padding-left: 24px;
  color: var(--text-muted);
}

.blog-post-content li {
  margin-bottom: 8px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.blog-post-cta {
  max-width: 760px;
  margin: 64px auto 0;
  padding: 40px;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius);
  text-align: center;
}

.blog-post-cta h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.blog-post-cta p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 24px;
}

.navbar-links a.active {
  color: var(--text);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .features-grid,
  .pricing-grid,
  .blog-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }

  .pricing-card.featured {
    transform: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .payment-grid {
    grid-template-columns: 1fr;
  }

  .order-summary {
    position: static;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .navbar-links {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .navbar-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    padding: 24px;
    border-bottom: 1px solid var(--dark-border);
    gap: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .section-heading h2 {
    font-size: 2rem;
  }

  .blog-post-header h1 {
    font-size: 2rem;
  }

  .blog-post-content h2 {
    font-size: 1.4rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .plan-selector {
    flex-direction: column;
  }

  .auth-card {
    padding: 32px 24px;
  }

  .btn-group {
    flex-direction: column;
  }

  .hero-stat h3 {
    font-size: 1.5rem;
  }

  .comparison-table {
    font-size: 0.8rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 10px;
  }
}