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

   Design language: SAP-adjacent enterprise.
   Palette: deep navy + SAP blue primary + warm gold accent.
   ============================================================ */

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

:root {
  /* SAP-adjacent palette */
  --primary: #0070F2;
  --primary-dark: #0058C6;
  --primary-light: #E5F0FF;
  --accent: #D4940A;
  --accent-dark: #B37E08;
  --accent-light: rgba(212, 148, 10, 0.10);
  --dark: #0B1426;
  --dark-card: #101E34;
  --dark-card-hover: #142542;
  --dark-border: #1C3050;
  --text: #E2E8F0;
  --text-muted: #7A8FA8;
  --success: #30914C;
  --danger: #DC3545;
  --warning: #E8A800;
  --surface: #FFFFFF;
  --surface-alt: #F5F7FA;
  --border: #DEE2E6;

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

  /* Layout & shape */
  --max-width: 1200px;
  --radius: 10px;
  --radius-sm: 6px;
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition: 0.2s var(--ease);
}

::selection {
  background: var(--primary);
  color: #fff;
}

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;
  -moz-osx-font-smoothing: grayscale;
}

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: 96px 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: 5px 14px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.badge-accent {
  background: var(--accent-light);
  color: var(--accent);
  border: 1px solid rgba(212, 148, 10, 0.22);
}

.badge-primary {
  background: rgba(0, 112, 242, 0.1);
  color: var(--primary);
  border: 1px solid rgba(0, 112, 242, 0.2);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 1px 3px rgba(0, 112, 242, 0.3),
              0 4px 12px rgba(0, 112, 242, 0.15);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0, 112, 242, 0.35),
              0 8px 24px rgba(0, 112, 242, 0.2);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 3px rgba(212, 148, 10, 0.3),
              0 4px 12px rgba(212, 148, 10, 0.15);
}

.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(212, 148, 10, 0.35),
              0 8px 24px rgba(212, 148, 10, 0.2);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--dark-border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn-outline-dark {
  background: transparent;
  color: #1a202c;
  border: 1.5px solid var(--border);
}

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

.btn-lg {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 14px 0;
  transition: all var(--transition);
}

.navbar.scrolled {
  background: rgba(11, 20, 38, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dark-border);
  padding: 8px 0;
}

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

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

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

.navbar-brand .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  color: #fff;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.navbar-links a {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.01em;
  transition: color var(--transition);
  position: relative;
}

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

.navbar-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px;
}

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

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -15%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0, 112, 242, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(212, 148, 10, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-content {
  max-width: 660px;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
  color: #fff;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 540px;
  line-height: 1.75;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 52px;
  padding-top: 32px;
  border-top: 1px solid var(--dark-border);
}

.hero-stat h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}

.hero-stat p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---------- 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: 3px;
}

.hero-faq::-webkit-scrollbar-thumb {
  background: var(--dark-border);
  border-radius: 3px;
}

.hero-faq-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.hero-faq-item {
  margin-bottom: 6px;
  padding: 12px 16px;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), background var(--transition);
}

.hero-faq-item:hover {
  border-color: rgba(0, 112, 242, 0.3);
}

.hero-faq-item[open] {
  border-color: rgba(0, 112, 242, 0.4);
  background: var(--dark-card-hover);
}

.hero-faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  line-height: 1.4;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--text);
}

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

.hero-faq-item summary::after {
  content: '+';
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

.hero-faq-item[open] summary::after {
  content: '\2212';
  color: var(--accent);
}

.hero-faq-item p {
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---------- Hero visual (diagram variant) ---------- */
.hero-visual {
  position: relative;
}

.hero-diagram {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 28px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.8;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

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

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

.floating-badge {
  position: absolute;
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.floating-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.dot-green {
  background: var(--success);
}

.dot-blue {
  background: var(--primary);
}

.dot-orange {
  background: var(--accent);
}

/* ---------- Logo bar ---------- */
.logo-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  padding: 40px 0;
  border-bottom: 1px solid var(--dark-border);
  flex-wrap: wrap;
}

.logo-bar span {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  opacity: 0.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- Section headings ---------- */
.section-heading {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 16px;
}

.section-heading h2 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
  color: #fff;
}

.section-heading p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.section-light .section-heading h2,
.section-alt .section-heading h2 {
  color: #1a202c;
}

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

/* ---------- Feature cards ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.feature-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-left: 3px solid transparent;
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}

.feature-card:hover {
  border-left-color: var(--primary);
  background: var(--dark-card-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.feature-card .icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
}

.icon-blue {
  background: rgba(0, 112, 242, 0.1);
  color: var(--primary);
}

.icon-green {
  background: rgba(48, 145, 76, 0.12);
  color: var(--success);
}

.icon-orange {
  background: var(--accent-light);
  color: var(--accent);
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

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

.section-light .feature-card:hover,
.section-alt .feature-card:hover {
  border-left-color: var(--primary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.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: 36px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--text-muted);
  overflow-x: auto;
  margin-top: 48px;
  white-space: pre;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.pricing-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-top: 3px solid transparent;
  border-radius: var(--radius);
  padding: 36px;
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card:hover {
  background: var(--dark-card-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.pricing-card.featured {
  border-top-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(212, 148, 10, 0.25),
              0 8px 32px rgba(212, 148, 10, 0.06);
}

.pricing-card.featured:hover {
  box-shadow: 0 0 0 1px rgba(212, 148, 10, 0.35),
              0 12px 40px rgba(212, 148, 10, 0.1);
}

.pricing-card.featured .pricing-popular {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  padding: 5px 20px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.pricing-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.pricing-card .price {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 14px 0 4px;
  letter-spacing: -0.03em;
}

.pricing-card .price span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0;
}

.pricing-card .price-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.pricing-features {
  list-style: none;
  margin: 20px 0;
  flex: 1;
}

.pricing-features li {
  padding: 6px 0;
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.5;
}

.pricing-features li::before {
  content: '\2713';
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 1px;
}

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

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

.section-light .pricing-card.featured,
.section-alt .pricing-card.featured {
  border-top-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(212, 148, 10, 0.2),
              0 8px 32px rgba(0, 0, 0, 0.06);
}

.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: 0.9rem;
}

.comparison-table th,
.comparison-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--dark-border);
}

.comparison-table th {
  font-weight: 700;
  color: var(--text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

.comparison-table tbody tr {
  transition: background var(--transition);
}

.comparison-table tbody 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: var(--accent-light);
}

/* ---------- Deploy grid ---------- */
.deploy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 48px;
}

.deploy-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: all var(--transition);
}

.deploy-card:hover {
  border-color: rgba(0, 112, 242, 0.3);
  background: var(--dark-card-hover);
  transform: translateY(-1px);
}

.deploy-card .cloud-logo {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.deploy-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.deploy-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: var(--primary);
  text-align: center;
  padding: 72px 0;
  position: relative;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.12) 0%,
    transparent 50%,
    rgba(212, 148, 10, 0.06) 100%
  );
  pointer-events: none;
}

.cta-section h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
  position: relative;
}

.cta-section p {
  font-size: 1.05rem;
  opacity: 0.85;
  margin-bottom: 28px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

/* ---------- Testimonial ---------- */
.testimonial-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 36px;
  max-width: 680px;
  margin: 48px auto 0;
}

.testimonial-card blockquote {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text);
  font-style: italic;
  margin-bottom: 20px;
}

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

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
}

.testimonial-info strong {
  display: block;
  font-size: 0.9rem;
}

.testimonial-info span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ---------- Footer ---------- */
.footer {
  padding: 56px 0 28px;
  border-top: 1px solid var(--dark-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 10px;
  font-size: 0.85rem;
  max-width: 260px;
  line-height: 1.6;
}

.footer h4 {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
  color: var(--text);
}

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

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---------- Forms ---------- */
.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: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 112, 242, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.auth-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 44px;
  width: 100%;
  max-width: 460px;
  position: relative;
  z-index: 1;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.auth-card .logo-icon {
  width: 44px;
  height: 44px;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
  margin: 0 auto 20px;
}

.auth-card h1 {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.auth-card .subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 28px;
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
  letter-spacing: 0.01em;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  background: var(--dark);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(0, 112, 242, 0.15);
}

.form-group input::placeholder {
  color: #3D5068;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
}

.form-check label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.form-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.form-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 20px 0;
  color: var(--text-muted);
  font-size: 0.82rem;
}

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

.password-wrapper {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.82rem;
}

/* ---------- Payment ---------- */
.payment-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: start;
}

.order-summary {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius);
  padding: 28px;
  position: sticky;
  top: 88px;
}

.order-summary h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--dark-border);
}

.order-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
}

.order-item .name {
  font-weight: 500;
  font-size: 0.9rem;
}

.order-item .price {
  font-weight: 600;
  font-size: 0.95rem;
}

.order-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  margin-top: 14px;
  border-top: 1px solid var(--dark-border);
  font-size: 1.1rem;
  font-weight: 700;
}

.plan-selector {
  display: flex;
  gap: 10px;
  margin-bottom: 28px;
}

.plan-option {
  flex: 1;
  padding: 14px;
  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 {
  border-color: rgba(0, 112, 242, 0.4);
}

.plan-option.active {
  border-color: var(--primary);
  background: rgba(0, 112, 242, 0.06);
}

.plan-option h4 {
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.plan-option .price {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
}

.card-element {
  background: var(--dark);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  min-height: 44px;
}

/* ---------- Alerts ---------- */
.alert {
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-info {
  background: rgba(0, 112, 242, 0.08);
  border: 1px solid rgba(0, 112, 242, 0.2);
  color: #5BA3F5;
}

.alert-success {
  background: rgba(48, 145, 76, 0.08);
  border: 1px solid rgba(48, 145, 76, 0.2);
  color: var(--success);
}

/* ---------- Blog listing ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.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: rgba(0, 112, 242, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  color: var(--text);
}

.blog-card-thumb {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}

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

.blog-card-body {
  padding: 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.blog-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.blog-card-excerpt {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 14px;
}

.blog-tag {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(0, 112, 242, 0.08);
  color: rgba(0, 112, 242, 0.7);
  border-radius: 3px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ---------- Blog post ---------- */
.blog-post {
  padding-top: 120px;
  padding-bottom: 72px;
}

.blog-post-header {
  max-width: 720px;
  margin: 0 auto 36px;
}

.blog-back-link {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  transition: color var(--transition);
}

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

.blog-post-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
  color: #fff;
}

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.blog-post-hero {
  width: 100%;
  max-width: 720px;
  margin: 0 auto 44px;
  border-radius: var(--radius);
  display: block;
}

.blog-post-content {
  max-width: 720px;
  margin: 0 auto;
}

.blog-post-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 44px;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
  color: #fff;
}

.blog-post-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-top: 32px;
  margin-bottom: 10px;
  color: var(--text);
}

.blog-post-content p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.blog-post-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(212, 148, 10, 0.4);
}

.blog-post-content a:hover {
  text-decoration-color: var(--accent);
}

.blog-post-content img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin: 28px 0;
}

.blog-post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 14px 22px;
  margin: 28px 0;
  background: var(--accent-light);
  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: 22px;
  margin: 28px 0;
  overflow-x: auto;
}

.blog-post-content code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
}

.blog-post-content p code {
  background: rgba(0, 112, 242, 0.08);
  padding: 2px 7px;
  border-radius: 3px;
  font-size: 0.85em;
}

.blog-post-content ul,
.blog-post-content ol {
  margin: 18px 0;
  padding-left: 22px;
  color: var(--text-muted);
}

.blog-post-content li {
  margin-bottom: 6px;
  font-size: 1rem;
  line-height: 1.7;
}

.blog-post-cta {
  max-width: 720px;
  margin: 56px auto 0;
  padding: 36px;
  background: var(--primary);
  border-radius: var(--radius);
  text-align: center;
  position: relative;
}

.blog-post-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.1) 0%,
    transparent 50%,
    rgba(212, 148, 10, 0.06) 100%
  );
  border-radius: var(--radius);
  pointer-events: none;
}

.blog-post-cta h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 6px;
  position: relative;
}

.blog-post-cta p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 20px;
  position: relative;
}

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

  .hero-faq {
    max-height: 360px;
  }

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

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

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

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

  .order-summary {
    position: static;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .hero {
    padding-top: 64px;
    min-height: auto;
    padding-bottom: 48px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero-stats {
    gap: 20px;
    flex-wrap: wrap;
  }

  .hero-stat h3 {
    font-size: 1.4rem;
  }

  .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(11, 20, 38, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 20px 24px;
    border-bottom: 1px solid var(--dark-border);
    gap: 14px;
  }

  .navbar-links.active a.active::after {
    display: none;
  }

  .section-heading h2 {
    font-size: 1.75rem;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .blog-post-header h1 {
    font-size: 1.8rem;
  }

  .blog-post-content h2 {
    font-size: 1.3rem;
  }

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

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

  .auth-card {
    padding: 28px 20px;
  }

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

  .comparison-table {
    font-size: 0.78rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 10px 8px;
  }

  .cta-section {
    padding: 56px 0;
  }

  .cta-section h2 {
    font-size: 1.75rem;
  }
}