:root {
  --primary: #0a2540;
  --primary-light: #1a3a5c;
  --accent: #2a9d8f;
  --accent-dark: #21867a;
  --bg: #f8fafb;
  --bg-dark: #0d1b2a;
  --text-dark: #1a1a2e;
  --text-light: #f0f4f8;
  --text-muted: #5a6a7a;
  --border: #dce4ec;
  --card-bg: #ffffff;
  --shadow: 0 2px 12px rgba(10, 37, 64, 0.08);
  --shadow-hover: 0 8px 30px rgba(10, 37, 64, 0.12);
  --radius: 12px;
  --radius-sm: 6px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --max-width: 1200px;
  --nav-height: 72px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text-dark);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

img { max-width: 100%; display: block; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar .logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.navbar .logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dark);
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.2s;
}

.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

.nav-links a:hover { color: var(--accent); }
.nav-links a.active { color: var(--accent); }

.nav-cta {
  background: var(--accent);
  color: #fff !important;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background 0.2s;
}

.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--accent-dark) !important; color: #fff !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  width: 26px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: 0.2s;
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height); left: 0; right: 0;
    background: var(--card-bg);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .nav-cta { text-align: center; }
}

/* Page Hero Band */
.page-hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--text-light);
  text-align: center;
}

.page-hero h1 {
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.page-hero p {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto;
  opacity: 0.85;
}

@media (max-width: 768px) {
  .page-hero { padding: 110px 0 56px; }
  .page-hero h1 { font-size: 1.8rem; }
  .page-hero p { font-size: 1rem; }
}

/* Hero Section */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--text-light);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-content h1 span { color: var(--accent); }

.hero-content p {
  font-size: 1.15rem;
  opacity: 0.85;
  margin-bottom: 32px;
  max-width: 520px;
  line-height: 1.7;
}

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.stat-tile {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(4px);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.1);
}

.stat-tile .stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
}

.stat-tile .stat-label {
  font-size: 0.85rem;
  opacity: 0.75;
  margin-top: 4px;
  display: block;
}

@media (max-width: 768px) {
  .hero { padding: 110px 0 56px; }
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .hero-content h1 { font-size: 2rem; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .stat-tile { padding: 20px 12px; }
  .stat-tile .stat-number { font-size: 1.5rem; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
  font-family: var(--font);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.4);
}

.btn-outline:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.1);
  color: #fff;
}

.btn-dark {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn-dark:hover {
  background: var(--primary-light);
  color: #fff;
}

/* Section common */
.section {
  padding: 80px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 48px;
}

.section-centered { text-align: center; }
.section-centered .section-subtitle { margin: 0 auto 48px; }

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .section-title { font-size: 1.5rem; }
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: box-shadow 0.3s, transform 0.3s;
}

.service-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.service-card .icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
  display: block;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.65;
}

@media (max-width: 768px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* About Strip */
.about-strip {
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-strip .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-strip h2 { font-size: 2rem; font-weight: 700; color: var(--primary); margin-bottom: 16px; letter-spacing: -0.02em; }
.about-strip p { color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.about-strip .btn { margin-top: 8px; }

.about-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-visual .stat-card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border);
}

.about-visual .stat-card .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
}

.about-visual .stat-card .lbl {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: block;
  margin-top: 4px;
}

@media (max-width: 768px) {
  .about-strip .container { grid-template-columns: 1fr; gap: 32px; }
  .about-visual { grid-template-columns: 1fr 1fr; }
}

/* Credentials strip */
.credentials-strip {
  background: var(--primary);
  color: var(--text-light);
  padding: 40px 0;
}

.credentials-strip .container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}

.credentials-strip span {
  font-size: 0.95rem;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 768px) {
  .credentials-strip .container { gap: 20px; flex-direction: column; }
}

/* CTA Strip */
.cta-strip {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  padding: 64px 0;
  text-align: center;
  color: #fff;
}

.cta-strip h2 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
.cta-strip p { opacity: 0.9; margin-bottom: 28px; font-size: 1.05rem; }
.cta-strip .btn-outline { border-color: rgba(255,255,255,0.6); }
.cta-strip .btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.15); }

@media (max-width: 768px) {
  .cta-strip { padding: 48px 0; }
  .cta-strip h2 { font-size: 1.5rem; }
}

/* Content sections */
.content-section {
  padding: 64px 0;
}

.content-section h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 16px;
}

.content-section p, .content-section li {
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 14px;
}

.content-section ul {
  padding-left: 24px;
  margin-bottom: 20px;
}

.content-section ul li { margin-bottom: 8px; }

/* Team grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.team-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
}

.team-card .avatar {
  font-size: 3rem;
  margin-bottom: 12px;
  display: block;
}

.team-card h4 { font-size: 1.1rem; font-weight: 700; color: var(--primary); }
.team-card .role { font-size: 0.85rem; color: var(--accent); font-weight: 600; margin-top: 4px; }

@media (max-width: 768px) {
  .team-grid { grid-template-columns: 1fr; }
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info h3 { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin-bottom: 16px; }
.contact-info p { color: var(--text-muted); margin-bottom: 24px; }

.contact-detail { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; }
.contact-detail .cd-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: 2px; }
.contact-detail .cd-label { font-size: 0.82rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; }
.contact-detail .cd-value { font-size: 0.95rem; color: var(--text-dark); }

.contact-form { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px; }
.contact-form h3 { font-size: 1.2rem; font-weight: 700; color: var(--primary); margin-bottom: 20px; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--text-dark); margin-bottom: 6px; }
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color 0.2s;
  background: var(--bg);
}
.form-group input:focus,
.form-group textarea:focus { outline: none; border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 120px; }

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.testimonial-card .stars { color: #f4b942; font-size: 1.1rem; margin-bottom: 12px; display: block; }
.testimonial-card blockquote { font-size: 0.92rem; color: var(--text-muted); line-height: 1.7; font-style: italic; margin-bottom: 16px; }
.testimonial-card .author { font-weight: 700; color: var(--primary); font-size: 0.9rem; }
.testimonial-card .org { font-size: 0.82rem; color: var(--text-muted); }

@media (max-width: 768px) {
  .testimonials-grid { grid-template-columns: 1fr; }
}

/* Footer */
.footer {
  background: var(--bg-dark);
  color: var(--text-light);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: #fff;
}

.footer-col p, .footer-col li {
  font-size: 0.88rem;
  opacity: 0.7;
  line-height: 1.7;
}

.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: rgba(255,255,255,0.7); }
.footer-col ul li a:hover { color: var(--accent); }

.footer .logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  display: block;
}

.footer .logo span { color: var(--accent); }

.footer .legal-meta {
  font-size: 0.82rem;
  opacity: 0.6;
  margin-top: 8px;
  line-height: 1.6;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.6;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* Inner page content */
.inner-content { padding: 64px 0; }
.inner-content h2 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin: 32px 0 12px; }
.inner-content h3 { font-size: 1.15rem; font-weight: 700; color: var(--primary); margin: 24px 0 10px; }
.inner-content p { color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
.inner-content ul { padding-left: 24px; margin-bottom: 20px; }
.inner-content ul li { color: var(--text-muted); margin-bottom: 8px; line-height: 1.6; }