:root {
  --bg: #0b1020;
  --surface: #11162a;
  --elevated: #161b31;
  --text: #e8ecf8;
  --muted: #b6bfd9;
  --primary: #5b8cff;
  --primary-strong: #3b6df3;
  --accent: #7b5bff;
  --success: #2bb673;
  --danger: #ff4d6d;
  --border: #253053;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.6;
}

h1, h2, h3, h4 { font-family: Sora, Inter, sans-serif; line-height: 1.2; color: var(--text); }

h1 { font-size: 2rem; margin: 0 0 0.75rem; }
h2 { font-size: 1.75rem; margin: 0 0 1rem; }
h3 { font-size: 1.15rem; margin: 0 0 0.5rem; }
h4 { font-size: 1rem; margin: 0 0 0.25rem; }

p { margin: 0 0 1rem; color: var(--muted); }

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

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

.container { width: min(1120px, 92vw); margin: 0 auto; }

.section { padding: 64px 0; scroll-margin-top: 84px; }

.btn {
  display: inline-block;
  border: 1px solid var(--primary);
  background: transparent;
  color: var(--text);
  padding: 12px 16px;
  border-radius: 8px;
  font-weight: 600;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--accent)); border-color: transparent; }
.btn-primary:hover { background: linear-gradient(135deg, var(--primary-strong), var(--accent)); }
.btn-outline { border-color: var(--border); color: var(--text); background: var(--elevated); }
.btn-outline:hover { border-color: var(--primary); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: var(--primary);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  z-index: 10000;
}
.skip-link:focus { left: 8px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(11, 16, 32, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 16px;
}


.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}
.brand:hover { text-decoration: none; }
.brand-logo { height: 60px; width: auto; }
.brand-title { font-weight: 700; font-size: 1.125rem; letter-spacing: 0.2px; color: var(--text); }

.menu-toggle {
  background: var(--elevated);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-weight: 600;
}

.nav { display: none; }
.nav.open { display: block; }
.nav ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.nav a { display: block; padding: 10px 12px; border-radius: 8px; color: var(--text); }
.nav a:hover { background: var(--elevated); text-decoration: none; }
.nav-cta { background: var(--primary); border-radius: 8px; color: #fff; }
.nav-cta:hover { background: var(--primary-strong); }

.hero {
  padding-top: 96px;
  background:
    radial-gradient(1200px 400px at 70% 0%, rgba(91, 140, 255, 0.18), transparent),
    radial-gradient(900px 600px at 10% 10%, rgba(123, 91, 255, 0.15), transparent),
    linear-gradient(180deg, rgba(22, 27, 49, 0.7), rgba(11, 16, 32, 1));
}

.hero-inner { text-align: center; }
.hero-title { font-size: 2.25rem; }
.hero-subtitle { font-size: 1.05rem; max-width: 720px; margin: 0.5rem auto 1.25rem; }

.subscribe {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  width: min(560px, 100%);
  margin: 0.5rem auto 0;
  background: var(--elevated);
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.subscribe input[type="email"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
.helper { margin: 0; font-size: 0.9rem; color: var(--muted); }

.about-grid { display: grid; gap: 24px; }

.values-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}
.values-list li {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.services h2, .faq h2, .contact h2, .about h2 { margin-bottom: 12px; }

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 8px;
}
.card {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  display: grid;
  gap: 10px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--primary); }

.accordion { display: grid; gap: 12px; margin-top: 8px; }
.accordion-item { border: 1px solid var(--border); border-radius: 12px; background: var(--elevated); overflow: hidden; }
.accordion-trigger {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 0;
  padding: 16px 48px 16px 16px;
  font-weight: 600;
  position: relative;
}
.accordion-trigger::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-weight: 700;
}
.accordion-trigger[aria-expanded="true"]::after { content: "–"; }
.accordion-panel { padding: 0 16px 16px 16px; border-top: 1px solid var(--border); }

.contact-form {
  display: grid;
  gap: 12px;
  margin-top: 12px;
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.form-row { display: grid; gap: 6px; }
input[type="text"], input[type="email"], input[type="tel"], textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
input:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 2px; }

.error-message { min-height: 18px; font-size: 0.9rem; color: var(--danger); }
.form-feedback {
  margin-top: 8px;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
}

.site-footer { border-top: 1px solid var(--border); background: #0a0f1f; }
.footer-inner { display: grid; gap: 8px; padding: 28px 0; }
.footer-brand strong { display: inline-block; margin-bottom: 4px; }
.footer-legal p { margin: 4px 0; }
.disclaimer { color: var(--muted); font-size: 0.9rem; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px; margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0); overflow: hidden; white-space: nowrap;
}
:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; border-radius: 6px; }

@media (min-width: 640px) {
  .subscribe { grid-template-columns: 1fr auto; align-items: center; }
  .subscribe .helper { grid-column: 1 / -1; text-align: left; }
}

@media (min-width: 768px) {
  .nav { display: block; }
  .menu-toggle { display: none; }
  .nav ul { grid-auto-flow: column; align-items: center; gap: 6px; }
  .hero-title { font-size: 2.75rem; }
  .hero-subtitle { font-size: 1.1rem; }
  .about-grid { grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items: start; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
  .footer-inner { grid-template-columns: 1fr 2fr; align-items: center; }
}

@media (min-width: 1024px) {
  .section { padding: 80px 0; }
  .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
  .hero-title { font-size: 3rem; }
}

.logo img{
  height: 60px;
  width: auto;
}