:root {
  --primary: #0a2540;
  --primary-light: #1a3a5c;
  --accent: #00b4d8;
  --accent-dark: #0096b7;
  --text: #1a1a2e;
  --text-muted: #5a6a7a;
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --border: #e0e8f0;
  --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(10,37,64,0.08);
  --shadow-md: 0 8px 32px rgba(10,37,64,0.12);
  --shadow-lg: 0 20px 60px rgba(10,37,64,0.16);
  --radius: 10px;
  --radius-lg: 18px;
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
  --font: 'Segoe UI', 'Inter', Arial, sans-serif;
  --max-w: 1200px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

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

/* ── HEADER ── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10,37,64,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.18); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent), #0077a8);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}
.logo-icon svg { width: 22px; height: 22px; fill: #fff; }
.logo-text { display: flex; flex-direction: column; }
.logo-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.01em;
  line-height: 1.2;
}
.logo-tagline {
  font-size: 0.68rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-menu a {
  color: rgba(255,255,255,0.82);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
  transition: all var(--transition);
}
.nav-menu a:hover, .nav-menu a.active {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}

.btn-nav {
  background: var(--accent) !important;
  color: var(--white) !important;
  padding: 9px 22px !important;
  border-radius: 6px !important;
  font-weight: 600 !important;
}
.btn-nav:hover { background: var(--accent-dark) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  background: linear-gradient(150deg, #0a2540 0%, #0d3060 50%, #0a4080 100%);
  display: flex;
  align-items: center;
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../img/grid.svg') repeat;
  opacity: 0.04;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 25% 50%, rgba(0,180,216,0.15) 0%, transparent 50%),
    radial-gradient(circle at 75% 20%, rgba(0,119,168,0.12) 0%, transparent 40%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,180,216,0.15);
  border: 1px solid rgba(0,180,216,0.3);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 28px;
}
.hero-badge span { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--accent), #80e8ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 40px;
  max-width: 540px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary:hover {
  background: var(--accent-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,180,216,0.35);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--white);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: 8px;
  border: 2px solid rgba(255,255,255,0.3);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,180,216,0.06);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
}

/* ── SECTION BASE ── */
section { padding: 96px 0; }
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.8;
}
.section-header { margin-bottom: 56px; }
.section-header.centered { text-align: center; }
.section-header.centered .section-sub { margin: 0 auto; }

/* ── SERVICES ── */
.services { background: var(--bg-alt); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), #80e8ff);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(0,180,216,0.12), rgba(0,180,216,0.06));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}
.service-icon svg { width: 28px; height: 28px; stroke: var(--accent); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}
.service-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ── WHY US ── */
.why-us { background: var(--bg); }
.why-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.why-visual {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  position: relative;
  overflow: hidden;
}
.why-visual::after {
  content: '';
  position: absolute;
  bottom: -40px; right: -40px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(0,180,216,0.12);
}
.feature-list { display: flex; flex-direction: column; gap: 24px; }
.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.feature-check {
  width: 28px; height: 28px;
  background: rgba(0,180,216,0.18);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.feature-check svg { width: 14px; height: 14px; stroke: var(--accent); fill: none; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.feature-item h4 { font-size: 0.95rem; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.feature-item p { font-size: 0.88rem; color: rgba(255,255,255,0.6); line-height: 1.6; }

/* ── INDUSTRIES ── */
.industries { background: var(--bg-alt); }
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.industry-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: all var(--transition);
}
.industry-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}
.industry-dot {
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}
.industry-card p { font-size: 0.9rem; color: var(--text); font-weight: 500; line-height: 1.5; }

/* ── CTA BAND ── */
.cta-band {
  background: linear-gradient(135deg, var(--primary) 0%, #0d3060 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 60% 50%, rgba(0,180,216,0.15), transparent 60%);
}
.cta-band h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
}
.cta-band p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
  position: relative;
}
.cta-band .btn-primary { position: relative; }

/* ── CONTACT ── */
.contact { background: var(--bg); }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 72px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 32px; }
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, rgba(0,180,216,0.12), rgba(0,180,216,0.06));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-icon svg { width: 20px; height: 20px; stroke: var(--accent); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.contact-item h4 { font-size: 0.85rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.contact-item p, .contact-item a { font-size: 0.98rem; color: var(--text); font-weight: 500; }

.contact-form {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label { font-size: 0.88rem; font-weight: 600; color: var(--primary); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,180,216,0.1); }
.form-group textarea { min-height: 120px; }
.form-submit { width: 100%; font-size: 1rem; padding: 14px; border-radius: 8px; border: none; cursor: pointer; }

/* ── FOOTER ── */
.site-footer {
  background: var(--primary);
  color: rgba(255,255,255,0.65);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.75;
  margin-top: 16px;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 0.85rem;
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }
.footer-legal { display: flex; gap: 24px; }

/* ── INNER PAGE HERO ── */
.page-hero {
  background: linear-gradient(150deg, var(--primary) 0%, #0d3060 100%);
  padding: 140px 0 80px;
  text-align: center;
}
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}
.page-hero p { font-size: 1.05rem; color: rgba(255,255,255,0.7); }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 24px;
}
.breadcrumb a { color: var(--accent); }
.breadcrumb span { color: rgba(255,255,255,0.3); }

/* ── PROSE (policy/terms) ── */
.prose-section { padding: 80px 0; }
.prose {
  max-width: 820px;
  margin: 0 auto;
}
.prose h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
  margin: 40px 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--bg-alt);
}
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin: 28px 0 10px; }
.prose p { font-size: 0.97rem; color: var(--text-muted); line-height: 1.85; margin-bottom: 16px; }
.prose ul { margin: 0 0 16px 20px; list-style: disc; }
.prose ul li { font-size: 0.97rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 6px; }
.prose .info-box {
  background: var(--bg-alt);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 20px 24px;
  margin: 24px 0;
}
.prose .info-box p { margin: 0; color: var(--text); font-weight: 500; }

/* ── ABOUT PAGE ── */
.about-story { background: var(--bg); }
.story-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.story-visual {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.story-stat {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}
.story-stat .num { font-size: 2rem; font-weight: 800; color: var(--accent); }
.story-stat .lbl { font-size: 0.82rem; color: rgba(255,255,255,0.6); margin-top: 4px; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.value-card {
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--border);
}
.value-card .icon {
  font-size: 2rem;
  margin-bottom: 16px;
}
.value-card h3 { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.value-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .why-inner { grid-template-columns: 1fr; gap: 48px; }
  .contact-inner { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .story-inner { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 768px) {
  section { padding: 64px 0; }
  .nav-menu { display: none; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: var(--primary); padding: 16px; gap: 4px; }
  .nav-menu.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero-stats { flex-direction: column; gap: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .story-visual { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .contact-form { padding: 24px; }
}