/* ==================== VARIABLES ==================== */
:root {
  --primary: #1B4D7A;
  --primary-dark: #143d62;
  --primary-light: #2a6ba3;
  --accent: #C8A45A;
  --text: #1a1a2e;
  --text-light: #5a6070;
  --text-lighter: #8a90a0;
  --bg: #ffffff;
  --bg-alt: #f7f8fb;
  --bg-dark: #0c1220;
  --border: #e4e7ec;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 2px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.1);
  --transition: 0.3s ease;
  --font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'DM Serif Display', Georgia, serif;
}

/* ==================== RESET ==================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { border: none; background: none; cursor: pointer; font: inherit; }
input, select, textarea { font: inherit; border: none; outline: none; }
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-family: var(--font-serif); font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 400; }
h2 { font-family: var(--font-serif); font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 400; }

/* ==================== LAYOUT ==================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 100px 0;
}
.section-alt {
  background: var(--bg-alt);
}

/* ==================== SECTION HEADER ==================== */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}
.section-header p {
  color: var(--text-light);
  margin-top: 16px;
  font-size: 18px;
}
.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 12px;
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: 8px;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(27,77,122,0.3);
}
.btn-outline {
  border: 2px solid rgba(255,255,255,0.4);
  color: #fff;
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
}
.btn-white {
  background: #fff;
  color: var(--primary);
}
.btn-white:hover {
  background: #f0f0f0;
  transform: translateY(-1px);
}
.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
  border-radius: 10px;
}
.btn-nav {
  background: var(--primary);
  color: #fff;
  padding: 10px 24px;
  font-size: 14px;
}
.btn-nav:hover {
  background: var(--primary-dark);
}

/* ==================== HEADER ==================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition);
}
.site-header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  padding: 12px 0;
  box-shadow: 0 1px 20px rgba(0,0,0,0.08);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 20px;
  color: #fff;
}
.site-header.scrolled .logo { color: var(--text); }
.nav {
  display: flex;
  gap: 8px;
}
.nav a {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  transition: all var(--transition);
}
.nav a:hover,
.nav a.active {
  color: #fff;
  background: rgba(255,255,255,0.12);
}
.site-header.scrolled .nav a {
  color: var(--text-light);
}
.site-header.scrolled .nav a:hover,
.site-header.scrolled .nav a.active {
  color: var(--primary);
  background: rgba(27,77,122,0.08);
}
.site-header.scrolled .btn-nav {
  background: var(--primary);
  color: #fff;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}
.site-header.scrolled .mobile-toggle span { background: var(--text); }
.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ==================== HERO ==================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,18,32,0.85) 0%, rgba(27,77,122,0.7) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 120px 0 80px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  margin-bottom: 24px;
}
.hero h1 {
  color: #fff;
  margin-bottom: 20px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero p {
  color: rgba(255,255,255,0.75);
  font-size: 18px;
  max-width: 540px;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}
.hero-stats {
  display: flex;
  gap: 48px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.hero-stat-value {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  color: #fff;
}
.hero-stat-label {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
}

/* ==================== PAGE HERO (inner pages) ==================== */
.page-hero {
  position: relative;
  padding: 180px 0 100px;
  overflow: hidden;
}
.page-hero-sm {
  padding: 160px 0 80px;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
}
.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
}
.page-hero-content h1 {
  color: #fff;
  margin-bottom: 16px;
}
.page-hero-content p {
  color: rgba(255,255,255,0.75);
  font-size: 18px;
}

/* ==================== SERVICES GRID ==================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  display: block;
  padding: 36px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(27,77,122,0.08);
  border-radius: 14px;
  margin-bottom: 20px;
  color: var(--primary);
}
.service-card h3 {
  font-size: 20px;
  margin-bottom: 10px;
}
.service-card p {
  color: var(--text-light);
  font-size: 15px;
  margin-bottom: 16px;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

/* ==================== ABOUT GRID (home) ==================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}
.about-image-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: var(--primary);
  color: #fff;
  padding: 16px 24px;
  border-radius: var(--radius);
}
.about-badge-value {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.3rem;
}
.about-badge-label {
  font-size: 13px;
  opacity: 0.8;
}
.about-content h2 {
  margin-bottom: 20px;
}
.about-content p {
  color: var(--text-light);
  margin-bottom: 16px;
  font-size: 16px;
}
.about-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 28px 0;
}
.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  font-size: 15px;
}

/* ==================== ABOUT DETAIL (about page) ==================== */
.about-detail-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-detail-content h2 {
  margin-bottom: 20px;
}
.about-detail-content p {
  color: var(--text-light);
  margin-bottom: 16px;
}
.about-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.about-detail-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
}

/* ==================== VALUES GRID ==================== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.value-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.value-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(27,77,122,0.06);
  border-radius: 50%;
  margin: 0 auto 20px;
}
.value-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
}
.value-card p {
  color: var(--text-light);
  font-size: 14px;
}

/* ==================== INFO GRID (legal info) ==================== */
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.info-card {
  padding: 28px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.info-card h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-lighter);
  margin-bottom: 8px;
  font-weight: 600;
}
.info-card p {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

/* ==================== SERVICE DETAIL (services page) ==================== */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.service-detail.reverse {
  direction: rtl;
}
.service-detail.reverse > * {
  direction: ltr;
}
.service-detail-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(27,77,122,0.08);
  border-radius: 16px;
  margin-bottom: 20px;
}
.service-detail-content h2 {
  margin-bottom: 16px;
}
.service-detail-content p {
  color: var(--text-light);
  margin-bottom: 24px;
}
.service-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.service-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 500;
}
.service-features li svg {
  flex-shrink: 0;
}
.service-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.service-detail-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* ==================== CONTACT LAYOUT ==================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: start;
}
.contact-form-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form-card h2 {
  margin-bottom: 8px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  color: var(--text);
  transition: all var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27,77,122,0.1);
  outline: none;
}
.form-group textarea {
  resize: vertical;
  min-height: 120px;
}
.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235a6070' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

/* Contact Sidebar */
.contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-info-card {
  padding: 24px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-info-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(27,77,122,0.06);
  border-radius: 12px;
  flex-shrink: 0;
}
.contact-info-card h3 {
  font-size: 16px;
  margin-bottom: 4px;
}
.contact-info-card p {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.6;
}
.contact-info-card a {
  color: var(--primary);
  font-weight: 500;
}
.map-placeholder {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-alt);
  border: 1px solid var(--border);
}
.map-placeholder img {
  width: 100%;
  height: auto;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 80px 0;
}
.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.cta-content h2 {
  color: #fff;
  margin-bottom: 16px;
}
.cta-content p {
  color: rgba(255,255,255,0.75);
  font-size: 18px;
  margin-bottom: 32px;
}

/* ==================== FOOTER ==================== */
.site-footer {
  background: var(--bg-dark);
  padding: 60px 0 0;
  color: rgba(255,255,255,0.7);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  max-width: 260px;
}
.footer-links h4,
.footer-contact h4 {
  color: #fff;
  font-size: 15px;
  margin-bottom: 16px;
}
.footer-links a {
  display: block;
  font-size: 14px;
  padding: 5px 0;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  margin-bottom: 12px;
  color: rgba(255,255,255,0.6);
}
.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 2px;
  opacity: 0.5;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 14px;
  color: rgba(255,255,255,0.4);
}

/* ==================== ANIMATIONS ==================== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }

  /* Header */
  .nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(12,18,32,0.97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 999;
  }
  .nav.open { display: flex; }
  .nav a {
    font-size: 22px;
    padding: 12px 32px;
    color: rgba(255,255,255,0.85);
  }
  .nav a:hover,
  .nav a.active {
    color: #fff;
    background: rgba(255,255,255,0.08);
  }
  .btn-nav { display: none; }
  .mobile-toggle {
    display: flex;
    z-index: 1001;
    position: relative;
  }

  /* Hero */
  .hero { min-height: auto; }
  .hero-content { padding: 140px 0 60px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stat-value { font-size: 1.5rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }

  /* Page Hero */
  .page-hero { padding: 140px 0 60px; }
  .page-hero-sm { padding: 130px 0 50px; }

  /* Grids */
  .services-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 30px; }
  .about-detail-grid { grid-template-columns: 1fr; gap: 30px; }
  .values-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .info-grid { grid-template-columns: 1fr; }
  .service-detail { grid-template-columns: 1fr; gap: 30px; }
  .service-detail.reverse { direction: ltr; }
  .service-detail-image { order: -1; }
  .contact-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* Images */
  .about-image img { height: 280px; }
  .about-detail-image img { height: 300px; }
  .service-detail-image img { height: 260px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .container { padding: 0 16px; }
  .values-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
  .contact-form-card { padding: 24px; }
}