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

:root {
  --primary: #1e3a8a; --accent: #1d4ed8; --accent-dk: #1e40af;
  --bg: #ffffff; --fg: #111827; --muted: #f8fafc;
  --text-2: #475569; --text-3: #94a3b8; --border: #e2e8f0;
  --blue-50: #eff6ff; --blue-200: #bfdbfe;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', ui-sans-serif, system-ui, sans-serif; font-size: 16px;
  line-height: 1.6; color: var(--fg); background: var(--bg);
  -webkit-font-smoothing: antialiased; }
h1,h2,h3,h4,h5,h6 { font-family: 'IBM Plex Sans', sans-serif; font-weight: 700;
  line-height: 1.2; letter-spacing: -0.02em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }

/* Layout */
.container { max-width: 1280px; margin: 0 auto; padding: 0 1rem; }
@media(min-width:640px) { .container { padding: 0 1.5rem; } }
@media(min-width:1024px) { .container { padding: 0 2rem; } }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo { display: flex; align-items: center; gap: 8px;
  font-family: 'IBM Plex Sans',sans-serif; font-size: 18px; font-weight: 700;
  color: #0f172a; letter-spacing: -0.01em; }
.nav-logo .dot-app { color: #1d4ed8; }
.nav-logo svg { color: #1e40af; }
.nav-links { display: none; align-items: center; gap: 2rem; }
@media(min-width:768px) { .nav-links { display: flex; } }
.nav-links a { font-size: 14px; color: var(--text-2); transition: color .15s; }
.nav-links a:hover { color: #0f172a; }
.nav-links a.btn-nav { color: #fff; }
.nav-links a.btn-nav:hover { color: #fff; }
.btn-nav { padding: 8px 18px; background: var(--accent); color: #fff;
  font-size: 14px; font-weight: 600; border-radius: 6px;
  transition: background .15s; text-decoration: none; }
.btn-nav:hover { background: var(--accent-dk); color: #fff; }
.nav-mobile-btn { display: flex; align-items: center; justify-content: center;
  padding: 8px; background: none; border: none; cursor: pointer; color: var(--text-2); }
@media(min-width:768px) { .nav-mobile-btn { display: none; } }
.nav-mobile-menu { display: none; border-top: 1px solid var(--border); padding: 1rem 0 1.5rem; }
.nav-mobile-menu.open { display: block; }
.nav-mobile-menu a { display: block; font-size: 14px; color: var(--text-2); padding: 8px 0; }
.nav-mobile-menu .btn-mobile { margin-top: 12px; display: block; text-align: center;
  padding: 10px 16px; background: var(--accent); color: #fff;
  font-weight: 600; border-radius: 6px; }

/* Buttons */
.btn-primary { display:inline-flex; align-items:center; gap:8px; padding:12px 24px;
  background:var(--accent); color:#fff; font-size:14px; font-weight:600;
  border-radius:6px; border:none; cursor:pointer; transition:background .15s; text-decoration:none; }
.btn-primary:hover { background:var(--accent-dk); color:#fff; }
.btn-secondary { display:inline-flex; align-items:center; gap:8px; padding:12px 24px;
  background:#fff; color:#1e293b; font-size:14px; font-weight:600;
  border-radius:6px; border:1px solid var(--border); cursor:pointer;
  transition:background .15s,border-color .15s; text-decoration:none; }
.btn-secondary:hover { background:#f8fafc; border-color:#cbd5e1; }
.btn-group { display:flex; gap:12px; flex-wrap:wrap; }
.btn-banner-primary { display:inline-flex; align-items:center; padding:12px 24px;
  background:#fff; color:#1e3a8a; font-size:14px; font-weight:600;
  border-radius:6px; text-decoration:none; transition:background .15s; }
.btn-banner-primary:hover { background:#eff6ff; }
.btn-banner-outline { display:inline-flex; align-items:center; padding:12px 24px;
  background:transparent; color:#fff; font-size:14px; font-weight:600;
  border-radius:6px; border:1px solid #93c5fd; text-decoration:none;
  transition:background .15s; }
.btn-banner-outline:hover { background:#1e40af; }

/* Sections */
.section { padding:5rem 0; }
@media(min-width:1024px) { .section { padding:6rem 0; } }
.section-muted { background:var(--muted); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.section-header { margin-bottom:3rem; }
.section-label { font-size:11px; font-weight:700; text-transform:uppercase;
  letter-spacing:.1em; color:var(--text-3); margin-bottom:.5rem; }
.section-title { font-size:2rem; font-weight:700; color:#0f172a; }
@media(min-width:1024px) { .section-title { font-size:2.25rem; } }
.section-sub { margin-top:.75rem; font-size:16px; color:#64748b; line-height:1.65; }

/* Badge */
.badge-tag { display:inline-flex; align-items:center; gap:6px; font-size:11px;
  font-weight:700; text-transform:uppercase; letter-spacing:.1em;
  color:#1d4ed8; background:#eff6ff; padding:4px 12px;
  border-radius:100px; margin-bottom:1.5rem; }
.badge-tag svg { width:12px; height:12px; }

/* Hero */
.hero { padding:6rem 0; border-bottom:1px solid #f1f5f9; }
@media(min-width:1024px) { .hero { padding:8rem 0; } }
.hero-content { max-width:800px; }
.hero-h1 { font-size:2.5rem; font-weight:700; color:#0f172a;
  letter-spacing:-0.03em; line-height:1.1; margin-bottom:1.5rem; }
@media(min-width:640px) { .hero-h1 { font-size:3.25rem; } }
@media(min-width:1024px) { .hero-h1 { font-size:3.75rem; } }
.hero-h1 .accent { color:#1e40af; }
.hero-sub { font-size:18px; color:#64748b; line-height:1.7; margin-bottom:2rem; max-width:640px; }

/* Feature Cards */
.features-grid { display:grid; grid-template-columns:1fr; gap:1rem; }
@media(min-width:768px) { .features-grid { grid-template-columns:repeat(3,1fr); } }
.feature-card { background:#fff; border:1px solid var(--border); border-radius:10px;
  padding:1.5rem; transition:box-shadow .2s; }
.feature-card:hover { box-shadow:0 4px 12px rgba(0,0,0,.06); }
.feature-card.wide { grid-column:span 2; }
@media(max-width:767px) { .feature-card.wide { grid-column:span 1; } }
.feature-icon { display:inline-flex; align-items:center; justify-content:center;
  width:40px; height:40px; background:#eff6ff; border-radius:8px;
  margin-bottom:1rem; color:#1d4ed8; }
.feature-title { font-size:15px; font-weight:600; color:#0f172a;
  margin-bottom:.5rem; font-family:'IBM Plex Sans',sans-serif; }
.feature-desc { font-size:14px; color:#64748b; line-height:1.6; }

/* Infra grid */
.infra-grid { display:grid; grid-template-columns:1fr; gap:1.5rem; }
@media(min-width:768px) { .infra-grid { grid-template-columns:repeat(3,1fr); } }
.infra-card { background:#fff; border:1px solid var(--border); border-radius:10px; padding:1.5rem; }
.infra-icon { display:inline-flex; align-items:center; justify-content:center;
  width:40px; height:40px; background:#f1f5f9; border-radius:8px;
  margin-bottom:1rem; color:#475569; }

/* Pricing */
.pricing-grid { display:grid; grid-template-columns:1fr; gap:1.25rem; }
@media(min-width:640px) { .pricing-grid { grid-template-columns:repeat(2,1fr); } }
@media(min-width:1024px) { .pricing-grid { grid-template-columns:repeat(4,1fr); } }
.pricing-card { position:relative; background:#fff; border:1px solid var(--border);
  border-radius:10px; padding:1.5rem; display:flex; flex-direction:column;
  transition:box-shadow .2s; }
.pricing-card:hover { box-shadow:0 4px 12px rgba(0,0,0,.06); }
.pricing-card.featured { border-color:#1d4ed8;
  box-shadow:0 0 0 2px #1d4ed8,0 4px 16px rgba(29,78,216,.12); }
.pricing-badge { position:absolute; top:-14px; left:50%; transform:translateX(-50%);
  background:#1d4ed8; color:#fff; font-size:11px; font-weight:700;
  letter-spacing:.05em; padding:3px 12px; border-radius:100px; white-space:nowrap; }
.plan-name { font-size:11px; font-weight:700; text-transform:uppercase;
  letter-spacing:.1em; color:#94a3b8; font-family:'IBM Plex Sans',sans-serif; margin-bottom:4px; }
.plan-price { display:flex; align-items:baseline; gap:4px; margin:8px 0 4px; }
.plan-price-amount { font-size:2.5rem; font-weight:700; color:#0f172a;
  font-family:'IBM Plex Sans',sans-serif; letter-spacing:-0.02em; line-height:1; }
.plan-price-period { font-size:14px; color:#94a3b8; }
.plan-desc { font-size:12px; color:#94a3b8; margin-bottom:1.25rem; line-height:1.5; }
.plan-features { list-style:none; margin:0 0 1.5rem; padding:0; flex:1;
  display:flex; flex-direction:column; gap:10px; }
.plan-features li { display:flex; align-items:flex-start; gap:10px;
  font-size:14px; color:#475569; line-height:1.4; }
.check-icon { width:16px; height:16px; flex-shrink:0; margin-top:2px; color:#2563eb; }
.plan-cta { display:block; text-align:center; padding:10px 16px; font-size:14px;
  font-weight:600; border-radius:6px; transition:background .15s,border-color .15s;
  cursor:pointer; text-decoration:none; }
.plan-cta.default { background:#fff; color:#1e293b; border:1px solid var(--border); }
.plan-cta.default:hover { background:#f8fafc; border-color:#cbd5e1; }
.plan-cta.featured-cta { background:#1d4ed8; color:#fff; border:none; }
.plan-cta.featured-cta:hover { background:#1e40af; }

/* Enterprise accordion */
.enterprise-accordion { margin-top:2rem; border:1px solid var(--border); border-radius:10px; overflow:hidden; }
.enterprise-toggle { width:100%; display:flex; align-items:center; justify-content:space-between;
  padding:1.25rem 1.5rem; background:#f8fafc; border:none; cursor:pointer;
  text-align:left; transition:background .15s; }
.enterprise-toggle:hover { background:#f1f5f9; }
.toggle-title { font-size:16px; font-weight:600; color:#0f172a; font-family:'IBM Plex Sans',sans-serif; }
.toggle-sub { font-size:14px; color:#94a3b8; margin-left:12px; }
.enterprise-toggle-icon { width:20px; height:20px; color:#94a3b8; flex-shrink:0; transition:transform .2s; }
.enterprise-toggle.open .enterprise-toggle-icon { transform:rotate(180deg); }
.enterprise-content { display:none; padding:1.5rem; border-top:1px solid var(--border); }
.enterprise-content.open { display:block; }
.enterprise-grid { display:grid; grid-template-columns:1fr; gap:1.25rem; margin-bottom:1.5rem; }
@media(min-width:768px) { .enterprise-grid { grid-template-columns:repeat(2,1fr); } }
.enterprise-note { font-size:14px; color:#64748b; margin-bottom:1rem; }
.enterprise-note a { color:#2563eb; font-weight:500; }

/* Comparison table */
.table-wrapper { overflow-x:auto; border:1px solid var(--border); border-radius:10px; }
.comparison-table { width:100%; border-collapse:collapse; font-size:14px; }
.comparison-table th { padding:1rem 1.25rem; background:#f8fafc;
  border-bottom:1px solid var(--border); text-align:center;
  font-family:'IBM Plex Sans',sans-serif; }
.comparison-table th:first-child { text-align:left; width:35%; }
.col-pro-name { color:#1e3a8a; font-size:16px; font-weight:700; display:block; }
.col-pro-price { font-size:12px; color:#3b82f6; font-weight:400; display:block;
  font-family:'Inter',sans-serif; }
.col-comp { color:#94a3b8; font-weight:600; }
.comparison-table td { padding:10px 1.25rem; border-bottom:1px solid #f1f5f9;
  text-align:center; color:#64748b; vertical-align:middle; }
.comparison-table td:first-child { text-align:left; font-weight:500; color:#374151; }
.td-note { font-size:11px; color:#94a3b8; margin-left:6px; }
.comparison-table tr:nth-child(even) td { background:rgba(248,250,252,.4); }
.comparison-table tr:last-child td { border-bottom:none; }
.check-circle-icon { display:inline-flex; align-items:center; justify-content:center; color:#2563eb; }
.cross-icon-svg { color:#d1d5db; }
.partial-icon-svg { color:#f59e0b; }
.pro-value { font-weight:700; color:#1d4ed8; }

/* Why grid */
.why-grid { display:grid; grid-template-columns:1fr; gap:1.25rem; }
@media(min-width:768px) { .why-grid { grid-template-columns:repeat(2,1fr); } }
.why-card { background:#fff; border:1px solid var(--border); border-radius:10px; padding:1.5rem; }
.why-card h3 { font-size:15px; font-weight:600; color:#0f172a;
  margin-bottom:.75rem; font-family:'IBM Plex Sans',sans-serif; }
.why-card p { font-size:14px; color:#64748b; line-height:1.6; }

/* CTA Banner */
.cta-banner { background:#1e3a8a; padding:4rem 0; text-align:center; }
.cta-banner h2 { font-size:1.75rem; color:#fff; margin-bottom:.75rem; }
@media(min-width:640px) { .cta-banner h2 { font-size:2rem; } }
.cta-banner p { color:#bfdbfe; margin-bottom:2rem; font-size:16px; max-width:480px; margin-left:auto; margin-right:auto; }
.cta-banner .btn-group { justify-content:center; }

/* Download */
.download-section { padding:3rem 0; background:#f8fafc; border-top:1px solid var(--border); }
.download-box { display:flex; flex-direction:column; gap:1rem; padding:1.5rem;
  background:#fff; border:1px solid var(--border); border-radius:10px; }
@media(min-width:640px) { .download-box { flex-direction:row; align-items:center; justify-content:space-between; } }
.download-box h3 { font-size:15px; font-weight:600; color:#0f172a;
  font-family:'IBM Plex Sans',sans-serif; margin-bottom:4px; }
.download-box p { font-size:13px; color:#64748b; }
.download-box code { background:#f1f5f9; padding:2px 6px; border-radius:4px;
  font-size:12px; font-family:monospace; color:#475569; }

/* Notes */
.notes-box { margin-top:2rem; padding:1.25rem 1.5rem; background:#f8fafc;
  border:1px solid var(--border); border-radius:8px; }
.notes-box p { font-size:14px; color:#64748b; text-align:center; }

/* Footer */
.footer { background:#f8fafc; border-top:1px solid var(--border); padding:3rem 0 1.5rem; }
.footer-grid { display:grid; grid-template-columns:1fr; gap:2rem; margin-bottom:2rem; }
@media(min-width:768px) { .footer-grid { grid-template-columns:2fr 1fr 1fr; } }
.footer-logo { display:flex; align-items:center; gap:8px;
  font-family:'IBM Plex Sans',sans-serif; font-size:17px; font-weight:700;
  color:#0f172a; margin-bottom:.75rem; }
.footer-logo .dot-app { color:#1d4ed8; }
.footer-logo svg { color:#1e40af; }
.footer-tagline { font-size:13px; color:#94a3b8; line-height:1.6; max-width:280px; }
.footer-heading { font-size:13px; font-weight:600; color:#0f172a;
  font-family:'IBM Plex Sans',sans-serif; margin-bottom:.75rem; }
.footer-links { list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:8px; }
.footer-links a { font-size:13px; color:#94a3b8; transition:color .15s; }
.footer-links a:hover { color:#475569; }
.footer-bottom { padding-top:1.5rem; border-top:1px solid var(--border);
  display:flex; flex-direction:column; gap:4px; }
@media(min-width:640px) { .footer-bottom { flex-direction:row; justify-content:space-between; align-items:center; } }
.footer-bottom p { font-size:12px; color:#b0bec5; }

/* Page header */
.page-header { padding:4rem 0; border-bottom:1px solid #f1f5f9; }
.page-header h1 { font-size:2.5rem; font-weight:700; color:#0f172a;
  letter-spacing:-0.02em; line-height:1.15; margin-bottom:1rem; }
@media(min-width:640px) { .page-header h1 { font-size:3.25rem; } }
.page-header p { font-size:18px; color:#64748b; max-width:560px; line-height:1.65; }
.page-label { font-size:11px; font-weight:700; text-transform:uppercase;
  letter-spacing:.1em; color:#1d4ed8; margin-bottom:.5rem; }