:root {
  --bg: #0b0d1a; /* deep navy */
  --bg-alt: #0a0b18; /* darker navy */
  --text: #eef1ff; /* off-white with blue tint */
  --muted: #a9b0d6; /* muted periwinkle */
  --accent: #6ea8ff; /* soft blue */
  --accent-2: #9f7aea; /* violet */
  --card: #0f1228; /* indigo card */
  --border: #1c2240; /* navy border */
  --light-bg: #ffffff;
  --light-text: #0f0f0f;
  --light-muted: #5a5a5a;
  --light-border: #e5e5e5;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(159,122,234,0.10), rgba(0,0,0,0) 42%),
    linear-gradient(180deg, var(--bg) 0%, #0a0d1f 45%, #090b19 100%);
}

.container { width: min(1100px, 92%); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 20; backdrop-filter: saturate(1.2) blur(8px);
  background: rgba(9, 11, 25, 0.45); border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header.white { background: rgba(255,255,255,0.9); border-bottom: 1px solid rgba(0,0,0,0.08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand-logo { height: 32px; width: auto; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2)); }
.brand-name { letter-spacing: 2px; font-weight: 800; }
.site-nav { display: flex; align-items: center; gap: 18px; }
.site-nav a { color: var(--text); text-decoration: none; opacity: 0.9; }
.site-nav a:hover, .site-nav a.active { color: white; opacity: 1; }
.site-header.white .brand, .site-header.white .site-nav a { color: var(--light-text); }
.site-header.white .site-nav a:hover, .site-header.white .site-nav a.active { color: #000; }
/* Using provided raster logo; do not invert */

.btn { border: 1px solid var(--border); color: var(--text); padding: 10px 16px; border-radius: 10px; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.btn:hover { border-color: var(--accent); color: #ffffff; }
.btn-primary { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%); color: #ffffff; border: none; font-weight: 800; letter-spacing: 0.3px; }
.btn-link { background: transparent; border: none; color: var(--accent); opacity: 0.95; }
.btn-link:hover { opacity: 1; }
.site-header.white .btn-primary { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%); color: #fff; }
.site-header.white .btn, .section.light .btn { border-color: #111; color: #111; }
.section.light .btn:hover { border-color: #000; color: #000; }
.section.light .btn-primary { background: #000; color: #fff; }
.section.light .btn-link { color: #111; }

.hero { position: relative; min-height: 80vh; display: grid; place-items: center; overflow: hidden; }
.particles-layer { position: absolute; inset: 0; opacity: 0.9; mix-blend-mode: screen; pointer-events: none; z-index: 1; }
.hero-gradient { position: absolute; inset: auto 0 0; height: 40%; background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(9,11,25,0.85) 60%, rgba(9,11,25,1) 100%); pointer-events: none; z-index: 1; }
.hero-content { position: relative; text-align: center; padding: 120px 0 80px; z-index: 2; }
.hero h1 { font-size: clamp(34px, 5vw, 64px); margin: 0 0 12px; line-height: 1.05; }
.hero p { margin: 0 auto 24px; width: min(780px, 90%); color: var(--muted); font-size: 18px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; }

.section { padding: 80px 0; }
.section.dark, .section.alt { background: linear-gradient(180deg, var(--bg-alt) 0%, #0a0d1f 100%); color: var(--text); }
.section.light { background: var(--light-bg); color: var(--light-text); }
.section.light h1, .section.light h2, .section.light h3, .section.light h4, .section.light p, .section.light a { color: var(--light-text); }
.section.light .feature-card, .section.light .card { background: #fff; border: 1px solid var(--light-border); }
.section.light .feature-card p, .section.light .card p { color: var(--light-muted); }
.page-hero { padding: 80px 0 20px; border-bottom: 1px solid rgba(255,255,255,0.06); background: radial-gradient(1000px 400px at 20% -10%, rgba(110,168,255,0.12), rgba(0,0,0,0) 42%); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 900px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.feature-card-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 900px) { .feature-card-list { grid-template-columns: 1fr; } }
.feature-card { background: var(--card); border: 1px solid var(--border); padding: 20px; border-radius: 14px; }
.card { background: var(--card); border: 1px solid var(--border); padding: 22px; border-radius: 14px; }

.site-footer { border-top: 1px solid rgba(255,255,255,0.08); background: rgba(9,11,25,0.9); }
.footer-top { display: grid; grid-template-columns: 1.2fr 2fr; gap: 36px; padding: 36px 0 16px; align-items: start; }
.footer-brand { display: grid; gap: 8px; }
.footer-brand .brand { gap: 12px; }
.footer-brand .brand-logo { height: 36px; }
.footer-brand .tagline { color: var(--muted); margin: 4px 0 0; }
.footer-brand .location { color: var(--muted); font-size: 14px; margin: 0; }
.footer-nav { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px 28px; }
.footer-col { display: grid; gap: 8px; }
.footer-col h5 { margin: 0 0 6px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.footer-col a { color: var(--text); text-decoration: none; opacity: 0.9; font-size: 14px; }
.footer-col a:hover { color: #fff; opacity: 1; text-decoration: underline; text-decoration-color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 14px 0 24px; border-top: 1px solid rgba(255,255,255,0.06); color: var(--muted); font-size: 14px; }
.footer-bottom a { color: var(--muted); text-decoration: none; }
.footer-bottom a:hover { color: #fff; text-decoration: underline; }
@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr; }
  .footer-nav { grid-template-columns: 1fr 1fr; }
}

.narrow { width: min(800px, 92%); margin: 0 auto; }

/* Forms */
.form-card { background: var(--card); border: 1px solid var(--border); padding: 24px; border-radius: 14px; }
.form-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
label { font-weight: 600; }
input, textarea { background: #0b0d1a; border: 1px solid var(--border); color: var(--text); padding: 12px 12px; border-radius: 10px; outline: none; }
input:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(110,168,255,0.2); }
.section.light .form-card { background: #ffffff; border-color: var(--light-border); color: var(--light-text); }
.section.light input, .section.light textarea { background: #f7f7f7; border-color: var(--light-border); color: var(--light-text); }
.section.light input:focus, .section.light textarea:focus { border-color: #000; box-shadow: 0 0 0 3px rgba(0,0,0,0.12); }
.form-actions { margin-top: 10px; }
.form-status { margin-top: 14px; color: var(--muted); }

/* AOS overrides */
[data-aos] { will-change: transform, opacity; }

/* FAQ */
.faq-list { display: grid; gap: 14px; }
.faq { border: 1px solid var(--border); border-radius: 12px; background: var(--card); }
.section.light .faq { background: #fff; border-color: var(--light-border); }
.faq > summary { list-style: none; cursor: pointer; padding: 16px 18px; font-weight: 700; }
.faq > summary::-webkit-details-marker { display: none; }
.faq[open] > summary { border-bottom: 1px solid rgba(255,255,255,0.06); }
.section.light .faq[open] > summary { border-bottom: 1px solid rgba(0,0,0,0.06); }
.faq-content { padding: 14px 18px 18px; color: var(--muted); }
.section.light .faq-content { color: var(--light-muted); }