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

:root {
  --white: #FFFFFF;
  --off-white: #F7F8FA;
  --light-gray: #F0F2F5;
  --border-color: #E2E6EA;
  --border-dark: #C8CDD4;
  --text-main: #1A1A1A;
  --text-body: #4A4F58;
  --text-muted: #8A909A;
  --navy: #1B2A4A;
  --navy-hover: #243660;
  --teal: #4ECDC4;
  --teal-light: #EBF9F8;
  --font: 'Inter', sans-serif;
  --radius: 10px;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--white); color: var(--text-main); line-height: 1.65; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; letter-spacing: -0.01em; }
h3 { font-size: 1.1rem; font-weight: 600; }
p  { color: var(--text-body); }

.container { max-width: 1160px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }
.section-label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--teal); margin-bottom: 0.6rem; display: block; }
.section-title { margin-bottom: 0.75rem; color: var(--text-main); }
.section-sub { color: var(--text-body); max-width: 560px; font-size: 1.05rem; line-height: 1.7; }
.navy { color: var(--navy); }

.btn {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.8rem 1.75rem; border-radius: 8px;
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
  transition: var(--transition); border: none; font-family: var(--font);
}
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--navy-hover); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--navy); border: 1.5px solid var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-teal { background: var(--teal); color: var(--white); }
.btn-teal:hover { background: #3ab8b0; transform: translateY(-1px); }

/* NAVBAR */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 1rem 0; background: rgba(255,255,255,0.96);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
.navbar.scrolled { border-bottom-color: var(--border-color); backdrop-filter: blur(8px); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 0.7rem; }
.nav-logo img { height: 40px; width: auto; }
.nav-logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.nav-logo-text span:first-child { font-size: 0.95rem; font-weight: 700; color: var(--text-main); }
.nav-logo-text span:last-child { font-size: 0.68rem; color: var(--text-muted); }
.nav-links { display: flex; align-items: center; gap: 0.1rem; }
.nav-links a { padding: 0.45rem 0.9rem; border-radius: 6px; font-size: 0.88rem; color: var(--text-body); transition: var(--transition); }
.nav-links a:hover { color: var(--text-main); background: var(--light-gray); }
.nav-links a.active { color: var(--navy); font-weight: 600; }
.nav-cta { margin-left: 0.75rem; padding: 0.6rem 1.25rem; font-size: 0.88rem; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text-main); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none; position: fixed; inset: 0; background: var(--white); z-index: 999;
  flex-direction: column; align-items: center; justify-content: center; gap: 1.25rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { font-size: 1.4rem; font-weight: 600; color: var(--text-main); }
.mobile-menu a:hover { color: var(--navy); }

/* HERO */
.hero { position: relative; height: 100vh; min-height: 580px; overflow: hidden; }
.carousel-track { display: flex; height: 100%; transition: transform 0.7s cubic-bezier(0.77,0,0.175,1); }
.carousel-slide { min-width: 100%; height: 100%; position: relative; display: flex; align-items: center; }
.slide-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.slide-overlay { position: absolute; inset: 0; background: linear-gradient(105deg, rgba(255,255,255,0.92) 38%, rgba(255,255,255,0.55) 70%, rgba(255,255,255,0.2) 100%); }
.slide-content {
  position: relative; z-index: 2;
  max-width: 620px;
  padding: 0 1.5rem;
  margin-left: max(1.5rem, calc((100vw - 1160px) / 2 + 1.5rem));
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.55s ease 0.25s, transform 0.55s ease 0.25s;
}
.carousel-slide.active .slide-content { opacity: 1; transform: translateY(0); }
.slide-tag {
  display: inline-block; background: var(--teal-light); color: var(--teal);
  border: 1px solid rgba(78,205,196,0.3); border-radius: 20px;
  padding: 0.28rem 0.85rem; font-size: 0.78rem; font-weight: 600;
  margin-bottom: 1.1rem;
}
.slide-content h1 { margin-bottom: 1rem; color: var(--text-main); }
.slide-content p { font-size: 1.05rem; color: var(--text-body); margin-bottom: 1.75rem; max-width: 480px; }
.slide-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.carousel-dots { position: absolute; bottom: 1.75rem; left: 50%; transform: translateX(-50%); display: flex; gap: 0.4rem; z-index: 10; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(27,42,74,0.2); cursor: pointer; transition: var(--transition); border: none; }
.dot.active { background: var(--navy); width: 22px; border-radius: 4px; }
.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: var(--white); border: 1px solid var(--border-color);
  color: var(--text-main); width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 10; transition: var(--transition); font-size: 1rem;
}
.carousel-btn:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }
.carousel-btn.prev { left: 1.5rem; }
.carousel-btn.next { right: 1.5rem; }

/* STATS */
.stats-bar { background: var(--navy); padding: 2.25rem 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; text-align: center; }
.stat-number { font-size: 2rem; font-weight: 700; color: var(--white); line-height: 1; }
.stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.6); margin-top: 0.3rem; }

/* SERVICES */
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; margin-top: 3rem; }
.service-card {
  background: var(--white); border: 1px solid var(--border-color); border-radius: var(--radius);
  padding: 1.75rem; transition: var(--transition);
}
.service-card:hover { border-color: var(--border-dark); box-shadow: 0 4px 16px rgba(0,0,0,0.06); transform: translateY(-3px); }
.service-icon { font-size: 1.6rem; margin-bottom: 1rem; }
.service-card h3 { margin-bottom: 0.4rem; color: var(--text-main); }
.service-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* REVIEWS */
.reviews-section { background: var(--off-white); }
.reviews-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; margin-top: 2.5rem; }
.review-card { background: var(--white); border: 1px solid var(--border-color); border-radius: var(--radius); padding: 1.5rem; transition: var(--transition); }
.review-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.06); }
.review-stars { color: #F4B942; font-size: 0.9rem; letter-spacing: 2px; margin-bottom: 0.85rem; }
.review-text { font-size: 0.9rem; color: var(--text-body); line-height: 1.7; margin-bottom: 1.25rem; }
.review-author { display: flex; align-items: center; gap: 0.65rem; }
.review-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--light-gray); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.8rem; color: var(--navy); flex-shrink: 0; }
.review-name { font-weight: 600; font-size: 0.88rem; color: var(--text-main); }
.review-date { font-size: 0.75rem; color: var(--text-muted); }
.reviews-cta { text-align: center; margin-top: 2.25rem; }

/* CTA BAND */
.cta-band { background: var(--navy); padding: 4.5rem 0; text-align: center; }
.cta-band h2 { color: var(--white); margin-bottom: 0.85rem; }
.cta-band p { color: rgba(255,255,255,0.7); margin: 0 auto 2rem; max-width: 480px; }
.cta-actions { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.btn-white { background: var(--white); color: var(--navy); }
.btn-white:hover { background: var(--off-white); }
.btn-outline-white { background: transparent; color: var(--white); border: 1.5px solid rgba(255,255,255,0.4); }
.btn-outline-white:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }

/* FOOTER */
.footer { background: var(--off-white); border-top: 1px solid var(--border-color); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand p { color: var(--text-muted); font-size: 0.88rem; margin-top: 0.85rem; max-width: 260px; line-height: 1.65; }
.footer-col h4 { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 1rem; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.45rem; }
.footer-col ul a { font-size: 0.88rem; color: var(--text-body); transition: var(--transition); }
.footer-col ul a:hover { color: var(--navy); }
.footer-bottom { border-top: 1px solid var(--border-color); padding-top: 1.5rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-bottom p { font-size: 0.82rem; color: var(--text-muted); }
.social-links { display: flex; gap: 0.5rem; }
.social-links a { width: 32px; height: 32px; border-radius: 6px; background: var(--white); border: 1px solid var(--border-color); display: flex; align-items: center; justify-content: center; font-size: 0.78rem; font-weight: 700; color: var(--text-body); transition: var(--transition); }
.social-links a:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }

/* FADE IN */
.fade-in { opacity: 0; transform: translateY(18px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* PAGE HEADER */
.page-header { padding: 8.5rem 0 3.5rem; background: var(--off-white); border-bottom: 1px solid var(--border-color); }
.page-header p { margin: 0.6rem auto 0; max-width: 520px; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .services-grid, .reviews-grid { grid-template-columns: repeat(2,1fr); }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 600px) {
  .services-grid, .reviews-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .slide-content { margin: 0 1.5rem; }
  .carousel-btn { display: none; }
  .slide-overlay { background: rgba(255,255,255,0.88); }
}