/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Open Sans', sans-serif;
  color: #333;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ===== VARIABLES ===== */
:root {
  --primary: #1565c0;
  --primary-dark: #0d47a1;
  --primary-mid: #1976d2;
  --primary-light: #2196f3;
  --accent: #2196f3;
  --accent-dark: #1565c0;
  --accent-light: #64b5f6;
  --green-pale: #e3f2fd;
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #eeeeee;
  --gray-600: #757575;
  --gray-800: #424242;
  --gray-900: #212121;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --max-width: 1200px;
  --transition: 0.3s ease;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-align: center;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(230,126,34,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--primary);
}
.btn-header {
  background: var(--accent);
  color: var(--white);
  padding: 10px 22px;
  font-size: 0.85rem;
}
.btn-header:hover { background: var(--accent-dark); }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; }

/* ===== TOP BAR ===== */
.top-bar {
  background: var(--primary-dark);
  color: var(--white);
  font-size: 0.85rem;
  padding: 8px 0;
}
.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-phone {
  color: var(--accent-light);
  font-weight: 700;
  font-size: 0.95rem;
}
.top-phone:hover { color: var(--accent); }

/* ===== HEADER ===== */
.header {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--primary);
}
.logo-sub {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 2px;
}
.nav { display: flex; gap: 28px; }
.nav a {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gray-800);
  transition: color var(--transition);
  position: relative;
}
.nav a:hover { color: var(--accent); }
.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav a:hover::after { width: 100%; }
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(13,71,161,0.93) 0%, rgba(21,101,192,0.88) 50%, rgba(33,150,243,0.82) 100%),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%230d47a1" width="1200" height="600"/><circle cx="200" cy="300" r="200" fill="%231565c0" opacity="0.3"/><circle cx="800" cy="200" r="250" fill="%231976d2" opacity="0.2"/><circle cx="1000" cy="450" r="180" fill="%232196f3" opacity="0.15"/></svg>');
  background-size: cover;
  background-position: center;
  color: var(--white);
  text-align: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.25) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: 80px 20px;
}
.hero h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  text-shadow: 0 3px 12px rgba(0,0,0,0.3);
}
.hero-sub {
  font-size: 1.25rem;
  margin-bottom: 36px;
  opacity: 0.95;
  line-height: 1.7;
}
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== TRUST BAR ===== */
.trust-bar {
  background: var(--accent);
  padding: 20px 0;
  color: var(--white);
}
.trust-inner {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.95rem;
}
.trust-icon { font-size: 1.3rem; }

/* ===== SECTIONS ===== */
.section-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  text-align: center;
  margin-bottom: 12px;
}
.section-sub {
  text-align: center;
  color: var(--gray-600);
  font-size: 1.05rem;
  margin-bottom: 48px;
}

/* ===== SERVICES ===== */
.services {
  padding: 80px 0;
  background: var(--white);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--gray-50);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px rgba(26,58,92,0.15);
  border-color: var(--accent);
}
.service-icon { font-size: 2.8rem; margin-bottom: 16px; }
.service-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.service-card p {
  color: var(--gray-600);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ===== ABOUT ===== */
.about {
  padding: 80px 0;
  background: var(--green-pale);
}
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-text p {
  color: var(--gray-800);
  margin-bottom: 24px;
  font-size: 1.05rem;
}
.about-list {
  margin-bottom: 32px;
}
.about-list li {
  padding: 8px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-800);
}
.about-img-placeholder {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* ===== AREAS ===== */
.areas {
  padding: 80px 0;
  background: var(--white);
}
.areas-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.area-tag {
  background: var(--green-pale);
  color: var(--primary);
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid #c5d9ed;
  transition: all var(--transition);
}
.area-tag:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

/* ===== CONTACT ===== */
.contact {
  padding: 80px 0;
  background: var(--primary-dark);
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-detail {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
  color: var(--white);
  font-size: 1rem;
}
.contact-detail span:first-child { font-size: 1.5rem; }
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}
.contact-form h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--gray-800);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  font-family: 'Open Sans', sans-serif;
  font-size: 0.95rem;
  transition: border-color var(--transition);
  color: var(--gray-900);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(230,126,34,0.15);
}
.form-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-600);
  margin-top: 12px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-900);
  color: var(--white);
  padding: 48px 0 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 32px;
}
.footer-brand p {
  color: var(--gray-600);
  font-size: 0.9rem;
  margin-top: 8px;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  color: var(--gray-600);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid #333;
  padding: 20px 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-600);
}

/* ===== STICKY MOBILE CTA ===== */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px;
  background: var(--white);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.15);
  z-index: 999;
}
.sticky-cta .btn { border-radius: var(--radius); }

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-inner { grid-template-columns: 1fr; }
  .about-image { order: -1; }
  .contact-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.4rem; }
}

@media (max-width: 768px) {
  .nav, .btn-header { display: none; }
  .mobile-toggle { display: block; }
  .nav.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 20px;
    box-shadow: var(--shadow-md);
    gap: 16px;
    z-index: 999;
  }
  .hero { min-height: 420px; }
  .hero h1 { font-size: 2rem; }
  .hero-sub { font-size: 1rem; }
  .services-grid { grid-template-columns: 1fr; }
  .trust-inner { gap: 20px; }
  .trust-item { font-size: 0.85rem; }
  .section-title { font-size: 1.6rem; }
  .sticky-cta { display: block; }
  body { padding-bottom: 70px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .top-bar-inner { flex-direction: column; gap: 4px; text-align: center; }
  .hero h1 { font-size: 1.7rem; }
  .hero-cta { flex-direction: column; align-items: center; }
  .hero-cta .btn { width: 100%; max-width: 300px; }
  .contact-form-wrap { padding: 24px 20px; }
  .areas-grid { gap: 8px; }
  .area-tag { padding: 8px 14px; font-size: 0.8rem; }
}