/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: #333;
  background: #fff;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== HERO BANNER ===== */
.hero-banner {
  width: 100%;
  height: 340px;
  overflow: hidden;
  position: relative;
}
.hero-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* ===== NAVBAR ===== */
nav {
  background: #fff;
  border-bottom: 1px solid #e5e5e5;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 6px rgba(0,0,0,0.07);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  padding: 10px 24px;
  gap: 32px;
}
.nav-logo img {
  height: 54px;
  width: auto;
}
.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
  flex-wrap: wrap;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: #222;
  padding: 8px 14px;
  border-radius: 4px;
  transition: background 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.nav-links a:hover,
.nav-links a.active {
  background: #f0f0f0;
  color: #000;
}

/* ===== PAGE CONTENT WRAPPER ===== */
.page-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

/* ===== SECTION HEADINGS ===== */
h1 { font-size: 2.2rem; font-weight: 700; margin-bottom: 10px; color: #111; }
h2 { font-size: 1.6rem; font-weight: 700; margin-bottom: 12px; color: #111; }
h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 8px; color: #222; }
p  { font-size: 1rem; line-height: 1.7; color: #444; margin-bottom: 16px; }

/* ===== HOME PAGE ===== */
.home-expertise {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.home-expertise-text { flex: 1 1 320px; }
.home-expertise-images {
  display: flex;
  /* flex-direction: column; */
  gap: 16px;
  flex: 0 0 auto;
}
.home-expertise-images img {
  border-radius: 4px;
  width: 300px;
  height: auto;
}

.home-commercial {
  margin-bottom: 56px;
}
.home-commercial-inner {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.home-commercial-text { flex: 1 1 320px; }
.home-commercial-img { flex: 0 0 auto; }
.home-commercial-img img {
  width: 480px;
  border-radius: 4px;
}

.home-about {
  background: #f7f7f7;
  border-radius: 8px;
  padding: 40px;
  margin-bottom: 40px;
}
.home-about h2 { font-size: 1.8rem; margin-bottom: 6px; }
.home-about .subtitle { color: #666; font-size: 0.95rem; margin-bottom: 28px; }
.stats-row {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.stat-item h3 { font-size: 2rem; font-weight: 800; color: #111; margin-bottom: 4px; }
.stat-item p { font-size: 0.85rem; color: #666; margin: 0; }
.contact-info { display: flex; flex-direction: column; gap: 6px; font-size: 0.95rem; color: #444; }
.contact-info a { color: #2266cc; }

/* ===== SERVICES PAGE ===== */
.sectors-grid {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.sector-card {
  flex: 1 1 240px;
  text-align: center;
}
.sector-card img {
  width: 121px;
  height: 121px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
}

.service-section {
  margin-bottom: 56px;
}
.service-section-inner {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.service-section-text { flex: 1 1 320px; }
.service-section-images {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  flex: 0 0 auto;
}
.service-section-images img {
  width: 200px;
  border-radius: 4px;
}

/* ===== PROJECTS PAGE ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.gallery-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 4px;
  transition: opacity 0.2s;
}
.gallery-grid img:hover { opacity: 0.88; }

/* ===== ABOUT PAGE ===== */
.about-intro { margin-bottom: 48px; }
.about-mission {
  background: #f7f7f7;
  border-radius: 8px;
  padding: 36px 40px;
  margin-bottom: 48px;
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.about-mission-text { flex: 1 1 320px; }
.about-mission img {
  width: 200px;
  border-radius: 4px;
  flex: 0 0 auto;
}
.team-bonding { margin-bottom: 48px; }
.team-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}
.team-grid img {
  border-radius: 4px;
  height: 160px;
  width: auto;
  object-fit: cover;
}

/* ===== CONTACT PAGE ===== */
.contact-hero { margin-bottom: 40px; }
.contact-hero img { width: 100%; border-radius: 6px; max-height: 340px; object-fit: cover; }

.contact-layout {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.contact-form-col { flex: 1 1 340px; }
.contact-logo-col { flex: 0 0 auto; }
.contact-logo-col img { width: 260px; border-radius: 4px; }

.contact-form-col h2 { margin-bottom: 24px; }
.form-row {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}
.form-row input, .contact-form input, .contact-form textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.form-row input:focus, .contact-form input:focus, .contact-form textarea:focus {
  border-color: #555;
}
.contact-form textarea {
  height: 120px;
  resize: vertical;
  margin-bottom: 16px;
}
.contact-form .submit-btn {
  background: #222;
  color: #fff;
  border: none;
  padding: 12px 32px;
  border-radius: 4px;
  font-size: 0.95rem;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s;
}
.contact-form .submit-btn:hover { background: #444; }
.thanks-msg {
  display: none;
  color: #2a7a2a;
  font-size: 0.95rem;
  margin-top: 12px;
}

/* ===== FOOTER ===== */
footer {
  background: #1a1a1a;
  color: #ccc;
  padding: 40px 24px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.footer-col h4 { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px; }
.footer-col p, .footer-col a { font-size: 0.9rem; color: #bbb; line-height: 1.8; }
.footer-col a:hover { color: #fff; }
.footer-logo img { height: 52px; width: auto; margin-top: 4px; }
.back-to-top {
  text-align: center;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid #333;
}
.back-to-top a {
  color: #aaa;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.back-to-top a:hover { color: #fff; }

/* ===== RESPONSIVE ===== */
@media (max-width: 700px) {
  .nav-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero-banner { height: 180px; }
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.2rem; }
  .home-about { padding: 24px; }
  .about-mission { padding: 24px; }
  .stats-row { gap: 24px; }
  .contact-layout { flex-direction: column; }
  .form-row { flex-direction: column; }
  .home-commercial-img img { width: 100%; }
  .service-section-images img { width: 150px; }
}