@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&display=swap');

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

:root {
  --primary: #024ad8;
  --primary-deep: #0e3191;
  --ink: #1a1a1a;
  --canvas: #ffffff;
  --cloud: #f7f7f7;
  --fog: #e8e8e8;
  --steel: #c2c2c2;
  --charcoal: #3d3d3d;
  --graphite: #636363;
  --on-ink: #ffffff;
  --r-md: 4px;
  --r-xl: 16px;
  --r-lg: 8px;
  --shadow-lift: 0 2px 8px rgba(26,26,26,0.08);
}

html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: 'Manrope', Arial, sans-serif; font-size: 16px; font-weight: 400; line-height: 1.38; color: var(--ink); background: var(--canvas); }

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.container { max-width: 1366px; margin: 0 auto; padding: 0 24px; }

.btn-primary {
  display: inline-block;
  background: var(--primary);
  color: var(--on-ink);
  font-family: 'Manrope', Arial, sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  padding: 12px 24px;
  height: 44px;
  border-radius: var(--r-md);
  border: none;
  cursor: pointer;
  line-height: 1.4;
}
.btn-primary:hover { background: var(--primary-deep); text-decoration: none; }

.btn-outline {
  display: inline-block;
  background: var(--canvas);
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  padding: 12px 24px;
  height: 44px;
  border-radius: var(--r-md);
  border: 1px solid var(--primary);
  cursor: pointer;
  line-height: 1.4;
}
.btn-outline:hover { text-decoration: none; background: var(--cloud); }

.btn-ink {
  display: inline-block;
  background: var(--ink);
  color: var(--on-ink);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  padding: 12px 24px;
  height: 44px;
  border-radius: var(--r-md);
  border: none;
  cursor: pointer;
  line-height: 1.4;
}

.utility-strip {
  background: var(--ink);
  color: var(--on-ink);
  font-size: 14px;
  height: 36px;
  display: flex;
  align-items: center;
}
.utility-strip .container { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.utility-strip a { color: var(--on-ink); font-size: 14px; }

.top-nav {
  background: var(--canvas);
  border-bottom: 1px solid var(--fog);
  height: 64px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}
.top-nav .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.site-logo { font-size: 22px; font-weight: 700; color: var(--ink); letter-spacing: -0.5px; }
.site-logo span { color: var(--primary); }
.top-nav-right { display: flex; align-items: center; gap: 16px; }
.top-nav-right a { color: var(--ink); font-size: 15px; font-weight: 500; }
.hamburger { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--ink); }

.layout { display: flex; min-height: calc(100vh - 100px); }

.sidebar {
  width: 260px;
  min-width: 260px;
  background: var(--cloud);
  border-right: 1px solid var(--fog);
  padding: 32px 0;
  position: sticky;
  top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
}
.sidebar-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--graphite); padding: 0 24px 12px; }
.sidebar nav ul { list-style: none; }
.sidebar nav ul li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-left: 3px solid transparent;
  transition: background 0.15s, border-color 0.15s;
}
.sidebar nav ul li a:hover, .sidebar nav ul li a.active {
  background: var(--canvas);
  border-left-color: var(--primary);
  color: var(--primary);
  text-decoration: none;
}
.sidebar-section { margin-top: 24px; }

.main-content { flex: 1; padding: 48px 48px; max-width: 100%; overflow-x: hidden; }
.main-content h1 { font-size: 44px; font-weight: 500; line-height: 1.0; color: var(--ink); margin-bottom: 24px; }
.main-content h2 { font-size: 32px; font-weight: 500; line-height: 1.0; color: var(--ink); margin-bottom: 16px; margin-top: 48px; }
.main-content h3 { font-size: 24px; font-weight: 500; line-height: 1.17; color: var(--ink); margin-bottom: 12px; margin-top: 32px; }
.main-content p { font-size: 16px; line-height: 1.6; color: var(--charcoal); margin-bottom: 16px; }
.main-content ul, .main-content ol { padding-left: 24px; margin-bottom: 16px; }
.main-content li { margin-bottom: 8px; line-height: 1.6; }

.hero-section {
  position: relative;
  background: var(--canvas);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lift);
  padding: 48px;
  margin-bottom: 48px;
  overflow: hidden;
}
.hero-chevron-left, .hero-chevron-right {
  position: absolute;
  width: 48px;
  height: 160px;
  background: var(--primary);
  top: 50%;
  transform: translateY(-50%) skewY(-15deg);
}
.hero-chevron-left { left: -12px; }
.hero-chevron-right { right: -12px; }
.hero-content { position: relative; z-index: 1; }
.hero-eyebrow { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--primary); margin-bottom: 16px; }
.hero-title { font-size: 44px; font-weight: 500; line-height: 1.0; color: var(--ink); margin-bottom: 20px; }
.hero-desc { font-size: 18px; font-weight: 400; line-height: 1.33; color: var(--charcoal); margin-bottom: 32px; max-width: 640px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.card {
  background: var(--canvas);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lift);
  padding: 24px;
}

.card-grid { display: grid; gap: 24px; }
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-4 { grid-template-columns: repeat(4, 1fr); }

.cloud-band { background: var(--cloud); padding: 80px 0; }
.white-band { background: var(--canvas); padding: 80px 0; }
.ink-band { background: var(--ink); color: var(--on-ink); padding: 80px 0; }
.ink-band h2 { color: var(--on-ink); }
.ink-band p { color: rgba(255,255,255,0.85); }

.section-eyebrow { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--primary); margin-bottom: 12px; }
.section-title { font-size: 32px; font-weight: 500; line-height: 1.0; color: var(--ink); margin-bottom: 16px; }
.section-desc { font-size: 16px; color: var(--charcoal); margin-bottom: 48px; max-width: 640px; }

.comparison-table { width: 100%; border-collapse: collapse; margin-top: 24px; border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-lift); }
.comparison-table th { background: var(--ink); color: var(--on-ink); padding: 16px 20px; font-size: 14px; font-weight: 600; text-align: left; }
.comparison-table td { padding: 14px 20px; font-size: 14px; border-bottom: 1px solid var(--fog); }
.comparison-table tr:nth-child(even) td { background: var(--cloud); }
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table .check { color: #22a06b; font-weight: 700; }
.comparison-table .cross { color: #e5243b; font-weight: 700; }

.toggle-group { margin: 32px 0; }
.toggle-btn {
  background: var(--cloud);
  border: 1px solid var(--fog);
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
}
.toggle-btn:first-child { border-radius: var(--r-md) 0 0 var(--r-md); }
.toggle-btn:last-child { border-radius: 0 var(--r-md) var(--r-md) 0; }
.toggle-btn.active { background: var(--primary); color: var(--on-ink); border-color: var(--primary); }
.toggle-panel { display: none; }
.toggle-panel.active { display: block; }

details { border: 1px solid var(--fog); border-radius: var(--r-lg); margin-bottom: 8px; overflow: hidden; }
details summary { padding: 16px 20px; font-size: 16px; font-weight: 500; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: '+'; font-size: 20px; color: var(--primary); }
details[open] summary::after { content: '−'; }
details .details-body { padding: 16px 20px; border-top: 1px solid var(--fog); font-size: 15px; color: var(--charcoal); }

.breadcrumb { font-size: 13px; color: var(--graphite); margin-bottom: 24px; }
.breadcrumb a { color: var(--primary); }
.breadcrumb span { margin: 0 6px; }

.toc { background: var(--cloud); border-radius: var(--r-xl); padding: 24px; margin-bottom: 40px; }
.toc h4 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--graphite); margin-bottom: 12px; }
.toc ul { list-style: none; padding: 0; }
.toc ul li { margin-bottom: 6px; }
.toc ul li a { font-size: 15px; color: var(--primary); font-weight: 500; }

.disclaimer-box { background: var(--cloud); border-left: 3px solid var(--steel); border-radius: 0 var(--r-lg) var(--r-lg) 0; padding: 16px 20px; margin: 24px 0; font-size: 13px; color: var(--charcoal); line-height: 1.5; }
.disclaimer-box.tech { border-left-color: var(--primary); }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.form-group input, .form-group textarea {
  width: 100%;
  background: var(--canvas);
  border: 1px solid var(--steel);
  border-radius: var(--r-md);
  padding: 12px 16px;
  height: 44px;
  font-size: 15px;
  color: var(--ink);
  font-family: 'Manrope', Arial, sans-serif;
  transition: border-color 0.15s;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--ink); }
.form-group textarea { height: auto; min-height: 120px; }
.form-status { margin-top: 12px; font-size: 15px; font-weight: 500; color: #22a06b; display: none; }
.form-error { color: #e5243b; font-size: 13px; margin-top: 4px; display: none; }

.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--ink);
  color: var(--on-ink);
  padding: 20px 24px;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.cookie-banner p { font-size: 14px; color: rgba(255,255,255,0.9); flex: 1; margin: 0; }
.cookie-banner a { color: #7eb6ff; }
.cookie-actions { display: flex; gap: 8px; }
.cookie-accept { background: var(--primary); color: var(--on-ink); border: none; padding: 10px 20px; border-radius: var(--r-md); cursor: pointer; font-size: 14px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; }
.cookie-reject { background: transparent; color: var(--on-ink); border: 1px solid rgba(255,255,255,0.4); padding: 10px 20px; border-radius: var(--r-md); cursor: pointer; font-size: 14px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; }

.chat-widget {
  position: fixed;
  bottom: 80px; right: 24px;
  z-index: 999;
}
.chat-toggle {
  width: 52px; height: 52px;
  background: var(--primary);
  color: var(--on-ink);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 22px;
  box-shadow: 0 4px 16px rgba(2,74,216,0.3);
  display: flex; align-items: center; justify-content: center;
}
.chat-box {
  display: none;
  position: absolute;
  bottom: 64px; right: 0;
  width: 300px;
  background: var(--canvas);
  border: 1px solid var(--fog);
  border-radius: var(--r-xl);
  box-shadow: 0 8px 24px rgba(26,26,26,0.12);
  overflow: hidden;
}
.chat-box.open { display: flex; flex-direction: column; }
.chat-header { background: var(--primary); color: var(--on-ink); padding: 16px; font-weight: 600; font-size: 15px; }
.chat-messages { flex: 1; padding: 16px; max-height: 240px; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; }
.chat-msg { font-size: 14px; padding: 10px 12px; border-radius: var(--r-lg); max-width: 85%; }
.chat-msg.bot { background: var(--cloud); color: var(--ink); align-self: flex-start; }
.chat-msg.user { background: var(--primary); color: var(--on-ink); align-self: flex-end; }
.chat-options { padding: 12px; display: flex; flex-direction: column; gap: 6px; border-top: 1px solid var(--fog); }
.chat-option { background: var(--cloud); border: 1px solid var(--fog); border-radius: var(--r-md); padding: 8px 12px; cursor: pointer; font-size: 13px; text-align: left; color: var(--ink); font-family: 'Manrope', Arial, sans-serif; }
.chat-option:hover { background: var(--fog); }

.site-footer { background: var(--ink); color: var(--on-ink); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-bottom: 48px; }
.footer-col h4 { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--on-ink); margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: var(--steel); font-size: 14px; }
.footer-col ul li a:hover { color: var(--on-ink); }
.footer-col p { font-size: 12px; color: var(--steel); line-height: 1.5; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 24px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 12px; color: var(--steel); margin: 0; }

.tag-badge { display: inline-block; background: var(--cloud); color: var(--graphite); font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 9999px; margin-bottom: 12px; }

.info-card { background: var(--canvas); border-radius: var(--r-xl); box-shadow: var(--shadow-lift); padding: 24px; border-left: 4px solid var(--primary); }
.info-card h3 { font-size: 20px; font-weight: 500; margin-bottom: 8px; }
.info-card p { font-size: 15px; color: var(--charcoal); margin: 0; }

.step-list { counter-reset: step; list-style: none; padding: 0; }
.step-list li { counter-increment: step; display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
.step-list li::before { content: counter(step); display: flex; align-items: center; justify-content: center; min-width: 36px; height: 36px; background: var(--primary); color: var(--on-ink); border-radius: 50%; font-weight: 700; font-size: 15px; flex-shrink: 0; }

.img-frame { border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-lift); margin: 24px 0; }
.img-frame img { width: 100%; }

.status-badge { display: inline-block; padding: 4px 12px; border-radius: 9999px; font-size: 12px; font-weight: 700; }
.status-active { background: #d4f5e2; color: #186e3b; }
.status-pending { background: #fff3cd; color: #856404; }
.status-transit { background: #cfe2ff; color: #084298; }

.related-links { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--fog); }
.related-links h4 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--graphite); margin-bottom: 16px; }
.related-links ul { list-style: none; padding: 0; display: flex; gap: 16px; flex-wrap: wrap; }
.related-links ul li a { font-size: 14px; color: var(--primary); font-weight: 500; padding: 8px 16px; border: 1px solid var(--primary); border-radius: var(--r-md); display: inline-block; }
.related-links ul li a:hover { background: var(--primary); color: var(--on-ink); text-decoration: none; }

.page-header { margin-bottom: 48px; }
.page-header .breadcrumb { margin-bottom: 16px; }
.page-header h1 { font-size: 44px; font-weight: 500; line-height: 1.0; margin-bottom: 16px; }
.page-header .lead { font-size: 18px; color: var(--charcoal); line-height: 1.5; max-width: 680px; }

.tool-nav { display: flex; gap: 8px; margin-bottom: 40px; flex-wrap: wrap; }
.tool-nav a { padding: 10px 20px; border-radius: 9999px; font-size: 14px; font-weight: 500; background: var(--cloud); color: var(--ink); border: 1px solid var(--fog); }
.tool-nav a.active, .tool-nav a:hover { background: var(--ink); color: var(--on-ink); text-decoration: none; border-color: var(--ink); }

@media (max-width: 1023px) {
  .sidebar { display: none; }
  .main-content { padding: 32px 24px; }
  .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .main-content { padding: 24px 16px; }
  .main-content h1 { font-size: 28px; }
  .hero-title { font-size: 28px; }
  .card-grid-2, .card-grid-3, .card-grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-chevron-left, .hero-chevron-right { display: none; }
  .comparison-table { font-size: 13px; }
  .comparison-table th, .comparison-table td { padding: 10px 12px; }
  .tool-nav { gap: 6px; }
  .top-nav-right .nav-links { display: none; }
  .hamburger { display: flex; }
  .cookie-banner { flex-direction: column; align-items: flex-start; }
}