* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --bg: #0f172a;
  --panel: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --primary: #6c63ff;
  --primary-2: #4f46e5;
  --accent: #00c4b3;
  --card: #0b1220;
}
html, body {
  height: 100%;
}
body {
  font-family: 'Montserrat', Arial, sans-serif;
  background: linear-gradient(180deg, #0b1020 0%, #0f172a 100%);
  color: var(--text);
  line-height: 1.6;
}
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background: var(--panel);
  color: var(--text);
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  gap: 1rem;
  z-index: 1000;
  border-right: 1px solid rgba(255,255,255,0.06);
  transform: translateX(0);
  transition: transform 0.25s ease;
}
.brand {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.brand-logo {
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--text);
  text-decoration: none;
}
.brand-domain {
  font-size: 0.85rem;
  color: var(--muted);
}
.side-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.side-nav a {
  text-decoration: none;
  color: var(--text);
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  display: block;
}
.side-nav a:hover,
.side-nav a.active {
  background: rgba(255,255,255,0.08);
}
.sidebar-actions {
  margin-top: auto;
  display: flex;
  gap: 0.5rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  text-decoration: none;
  border-radius: 10px;
  padding: 0.7rem 1rem;
  font-weight: 700;
}
.call-btn { background: var(--accent); color: #072423; }
.book-btn { background: var(--primary); color: #fff; }
.primary { background: var(--primary); color: #fff; }
.secondary { background: var(--accent); color: #072423; }
.outline { border: 1px solid rgba(255,255,255,0.2); color: var(--text); }
.content {
  margin-left: 280px;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1rem;
  background: rgba(17,24,39,0.7);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.hamburger {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: 0;
  cursor: pointer;
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}
.top-actions { display: flex; gap: 1rem; }
.top-actions .link { color: var(--text); text-decoration: none; }
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 900;
}
.overlay.show { opacity: 1; pointer-events: auto; }
.hero {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem 2rem;
  background: radial-gradient(1200px 600px at 20% -20%, rgba(108,99,255,0.35), transparent), radial-gradient(800px 400px at 80% 0%, rgba(0,196,179,0.25), transparent);
}
.hero-inner h1 { font-size: 2.6rem; margin-bottom: 1rem; }
.hero-inner p { font-size: 1.15rem; color: var(--muted); }
.hero-actions { margin-top: 2rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.section-title { font-size: 2rem; }
.services, .about, .testimonials, .contact { padding: 4rem 2rem; }
.services h2, .about h2, .testimonials h2, .contact h2 { font-size: 1.8rem; margin-bottom: 2rem; }
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(240px, 1fr));
  gap: 1.5rem;
}
.card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(0,0,0,0.35); }
.card img { width: 100%; height: 180px; object-fit: cover; }
.card h3 { padding: 1rem 1rem 0 1rem; color: #a5b4fc; }
.card p { padding: 0.75rem 1rem 1.2rem 1rem; color: var(--muted); }
.about-wrap { display: grid; grid-template-columns: 260px 1fr; gap: 1.5rem; align-items: center; max-width: 900px; margin: 0 auto; }
.about-wrap img { width: 100%; border-radius: 16px; border: 1px solid rgba(255,255,255,0.06); }
.testimonials .cards { grid-template-columns: repeat(3, minmax(240px, 1fr)); }
.quote { background: var(--card); border: 1px solid rgba(255,255,255,0.06); border-radius: 16px; padding: 1.2rem; }
.quote p { font-style: italic; color: var(--text); }
.quote span { display: block; margin-top: 0.8rem; color: #a5b4fc; font-weight: 700; }
.contact form { max-width: 480px; margin: 0 auto; display: grid; grid-template-columns: 1fr; gap: 1rem; }
.contact input, .contact textarea { padding: 0.9rem; border-radius: 10px; border: 1px solid rgba(255,255,255,0.18); background: rgba(255,255,255,0.04); color: var(--text); font-size: 1rem; }
.contact textarea { min-height: 120px; resize: vertical; }
.contact .contact-actions { margin-top: 1rem; display: flex; gap: 0.8rem; justify-content: center; }
#form-message { margin-top: 1rem; color: #a7f3d0; font-weight: 600; text-align: center; }
.footer { background: #0b1220; border-top: 1px solid rgba(255,255,255,0.06); padding: 1.5rem 2rem; }
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; flex-wrap: wrap; gap: 0.8rem 1.5rem; align-items: center; justify-content: center; }
.footer-inner a { color: #a5b4fc; text-decoration: none; }
@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, minmax(240px, 1fr)); }
}
@media (max-width: 860px) {
  .content { margin-left: 0; }
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .about-wrap { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .hero-inner h1 { font-size: 2rem; }
  .cards { grid-template-columns: 1fr; }
}