:root {
  --navy-900: #0a1628;
  --navy-800: #0f1d34;
  --navy-700: #132540;
  --navy-600: #1a3254;
  --sky-500: #0ea5e9;
  --sky-600: #0284c7;
  --sky-50: #f0f9ff;
  --amber-500: #f59e0b;
  --amber-600: #d97706;
  --slate-900: #0f172a;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  --red-500: #ef4444;
  --green-500: #22c55e;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--slate-900);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--navy-900);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
}

a {
  color: var(--sky-500);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--sky-600);
}

img {
  max-width: 100%;
  height: auto;
}

/* ========== HEADER ========== */
.site-header {
  background-color: var(--navy-900);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 3px solid var(--sky-500);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background-color: var(--sky-500);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--white);
  font-weight: 700;
}

.logo-text .brand-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.5px;
}

.logo-text .brand-tagline {
  font-size: 0.75rem;
  color: var(--slate-400);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  color: var(--slate-300);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--white);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--sky-500);
  transition: width 0.3s;
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
}

/* ========== HERO ========== */
.hero {
  background-color: var(--navy-800);
  color: var(--white);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

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

.hero-content h1 {
  color: var(--white);
  font-size: 3.25rem;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-content h1 .highlight {
  color: var(--sky-500);
  display: block;
}

.hero-content .hero-subtitle {
  font-size: 1.15rem;
  color: var(--slate-400);
  margin-bottom: 32px;
  max-width: 500px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--sky-500);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--sky-600);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14, 165, 233, 0.3);
}

.btn-outline {
  background-color: transparent;
  color: var(--white);
  border: 2px solid var(--slate-600);
}

.btn-outline:hover {
  border-color: var(--sky-500);
  color: var(--sky-500);
  transform: translateY(-2px);
}

.btn-amber {
  background-color: var(--amber-500);
  color: var(--navy-900);
}

.btn-amber:hover {
  background-color: var(--amber-600);
  color: var(--navy-900);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.3);
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card-stack {
  position: relative;
  width: 360px;
  height: 320px;
}

.hero-card {
  background-color: var(--navy-700);
  border: 1px solid var(--navy-600);
  border-radius: 16px;
  padding: 28px;
  color: var(--white);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.hero-card.card-front {
  position: absolute;
  top: 0;
  right: 40px;
  z-index: 3;
  width: 300px;
}

.hero-card.card-back {
  position: absolute;
  top: 20px;
  right: 0;
  z-index: 2;
  width: 280px;
  background-color: var(--navy-600);
}

.hero-card.card-third {
  position: absolute;
  top: 40px;
  right: 60px;
  z-index: 1;
  width: 260px;
  background-color: var(--navy-600);
  opacity: 0.7;
}

.hero-card .card-icon {
  width: 48px;
  height: 48px;
  background-color: rgba(14, 165, 233, 0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
  color: var(--sky-500);
}

.hero-card h4 {
  color: var(--white);
  margin-bottom: 8px;
}

.hero-card p {
  color: var(--slate-400);
  font-size: 0.9rem;
}

.hero-card .card-stat {
  display: flex;
  gap: 24px;
  margin-top: 16px;
}

.hero-card .stat-item {
  text-align: center;
}

.hero-card .stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--sky-500);
}

.hero-card .stat-label {
  font-size: 0.75rem;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ========== SERVICE CARDS ========== */
.services {
  padding: 100px 0;
  background-color: var(--white);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header .section-label {
  display: inline-block;
  background-color: var(--sky-50);
  color: var(--sky-600);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  color: var(--slate-600);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: 16px;
  padding: 36px 28px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--sky-500), var(--amber-500));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}

.service-card:hover {
  border-color: var(--sky-500);
  box-shadow: 0 12px 40px rgba(10, 22, 40, 0.08);
  transform: translateY(-4px);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card .svc-icon {
  width: 56px;
  height: 56px;
  background-color: var(--navy-800);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: var(--sky-500);
}

.service-card h3 {
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.service-card p {
  color: var(--slate-600);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-card .svc-features {
  list-style: none;
}

.service-card .svc-features li {
  font-size: 0.9rem;
  color: var(--slate-700);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-card .svc-features li::before {
  content: '\2713';
  color: var(--sky-500);
  font-weight: 700;
  font-size: 1rem;
}

/* ========== ABOUT ========== */
.about {
  padding: 100px 0;
  background-color: var(--slate-50);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image-placeholder {
  width: 100%;
  height: 420px;
  background: linear-gradient(135deg, var(--navy-700), var(--navy-900));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.about-image-placeholder .pattern-dots {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle, rgba(14, 165, 233, 0.15) 1px, transparent 1px);
  background-size: 24px 24px;
}

.about-image-placeholder .center-badge {
  background-color: var(--navy-900);
  border: 2px solid var(--sky-500);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  z-index: 1;
}

.about-image-placeholder .badge-value {
  font-size: 3rem;
  font-weight: 700;
  color: var(--sky-500);
  display: block;
}

.about-image-placeholder .badge-label {
  color: var(--slate-400);
  font-size: 0.9rem;
  margin-top: 4px;
}

.about-floater {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background-color: var(--white);
  border-radius: 12px;
  padding: 20px 24px;
  box-shadow: 0 12px 36px rgba(10, 22, 40, 0.1);
  border: 1px solid var(--slate-200);
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-floater .floater-icon {
  width: 40px;
  height: 40px;
  background-color: var(--amber-500);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--navy-900);
}

.about-floater .floater-text {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--slate-900);
}

.about-content .section-label {
  display: inline-block;
  background-color: var(--amber-500);
  color: var(--navy-900);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-content h2 {
  margin-bottom: 20px;
}

.about-content .about-lead {
  color: var(--slate-700);
  font-size: 1.1rem;
  margin-bottom: 24px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.about-stats .stat-box {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
}

.about-stats .stat-box .stat-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy-900);
  display: block;
}

.about-stats .stat-box .stat-desc {
  font-size: 0.8rem;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ========== PROCESS ========== */
.process {
  padding: 100px 0;
  background-color: var(--navy-900);
  color: var(--white);
}

.process .section-header h2 {
  color: var(--white);
}

.process .section-header p {
  color: var(--slate-400);
}

.process .section-label {
  background-color: rgba(14, 165, 233, 0.15);
  color: var(--sky-500);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step::after {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(50% + 40px);
  width: calc(100% - 48px);
  height: 2px;
  background: linear-gradient(90deg, var(--sky-500), var(--navy-600));
}

.process-step:last-child::after {
  display: none;
}

.process-step .step-number {
  width: 56px;
  height: 56px;
  background-color: var(--sky-500);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}

.process-step h4 {
  color: var(--white);
  margin-bottom: 8px;
}

.process-step p {
  color: var(--slate-400);
  font-size: 0.9rem;
}

/* ========== INDUSTRIES ========== */
.industries {
  padding: 100px 0;
  background-color: var(--white);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.industry-card {
  background-color: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  padding: 24px 20px;
  text-align: center;
  transition: all 0.3s;
}

.industry-card:hover {
  border-color: var(--sky-500);
  background-color: var(--sky-50);
  transform: translateY(-2px);
}

.industry-card .ind-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.industry-card h4 {
  font-size: 0.9rem;
  color: var(--slate-700);
}

/* ========== CTA ========== */
.cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--navy-800), var(--navy-900));
  color: var(--white);
  text-align: center;
}

.cta h2 {
  color: var(--white);
  font-size: 2.25rem;
  margin-bottom: 16px;
}

.cta p {
  color: var(--slate-400);
  font-size: 1.1rem;
  max-width: 550px;
  margin: 0 auto 32px;
}

/* ========== FOOTER ========== */
.site-footer {
  background-color: var(--navy-900);
  color: var(--slate-400);
  border-top: 1px solid var(--navy-600);
}

.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 64px 0 40px;
}

.footer-brand .brand-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.footer-brand .brand-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.footer-brand .brand-address {
  font-size: 0.85rem;
  color: var(--slate-500);
  font-style: normal;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--slate-400);
  font-size: 0.9rem;
}

.footer-col ul li a:hover {
  color: var(--sky-500);
}

.footer-bottom {
  border-top: 1px solid var(--navy-700);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-bottom .developer-credit {
  color: var(--sky-500);
  font-weight: 500;
}

/* ========== LEGAL PAGES ========== */
.legal-page {
  padding: 80px 0;
  background-color: var(--white);
}

.legal-page .page-title {
  text-align: center;
  margin-bottom: 16px;
}

.legal-page .page-meta {
  text-align: center;
  color: var(--slate-500);
  margin-bottom: 48px;
  font-size: 0.95rem;
}

.legal-content {
  max-width: 850px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 1.5rem;
  margin-top: 40px;
  margin-bottom: 16px;
  color: var(--navy-900);
  padding-bottom: 8px;
  border-bottom: 2px solid var(--slate-200);
}

.legal-content h3 {
  font-size: 1.2rem;
  margin-top: 28px;
  margin-bottom: 12px;
  color: var(--slate-700);
}

.legal-content p {
  color: var(--slate-700);
  line-height: 1.75;
}

.legal-content ul, .legal-content ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.legal-content li {
  color: var(--slate-700);
  margin-bottom: 8px;
  line-height: 1.75;
}

.legal-content strong {
  color: var(--navy-900);
}

.legal-content .highlight-box {
  background-color: var(--sky-50);
  border-left: 4px solid var(--sky-500);
  border-radius: 0 10px 10px 0;
  padding: 20px 24px;
  margin: 24px 0;
}

.legal-content .highlight-box-amber {
  background-color: #fffbeb;
  border-left: 4px solid var(--amber-500);
  border-radius: 0 10px 10px 0;
  padding: 20px 24px;
  margin: 24px 0;
}

.legal-content .section-intro {
  font-size: 1.1rem;
  color: var(--slate-900);
  margin-bottom: 32px;
}

/* ========== CONTACT SECTION ========== */
.contact-section {
  padding: 100px 0;
  background-color: var(--slate-50);
}

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

.contact-info h2 {
  margin-bottom: 20px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-item .ci-icon {
  width: 44px;
  height: 44px;
  background-color: var(--navy-800);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  color: var(--sky-500);
}

.contact-item .ci-label {
  font-size: 0.8rem;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.contact-item .ci-value {
  font-weight: 600;
  color: var(--slate-900);
}

.contact-form {
  background-color: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: 16px;
  padding: 36px;
}

.contact-form h3 {
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--slate-700);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--slate-300);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--slate-900);
  background-color: var(--white);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--sky-500);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-step::after {
    display: none;
  }
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content .hero-subtitle {
    max-width: 100%;
  }
  .hero-buttons {
    justify-content: center;
  }
  .hero-visual {
    display: none;
  }
  .about .container {
    grid-template-columns: 1fr;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  h1 { font-size: 2.5rem; }
  h2 { font-size: 1.8rem; }
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
  .process-steps {
    grid-template-columns: 1fr;
  }
  .industries-grid {
    grid-template-columns: 1fr;
  }
  .footer-main {
    grid-template-columns: 1fr;
  }
  .about-stats {
    grid-template-columns: 1fr;
  }
  .main-nav {
    display: none;
  }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--navy-800);
    padding: 24px;
    gap: 16px;
    border-top: 2px solid var(--sky-500);
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero {
    padding: 60px 0;
  }
  .hero-content h1 {
    font-size: 2.25rem;
  }
  .hero-card-stack {
    width: 280px;
    height: 240px;
  }
  .hero-card.card-front {
    width: 240px;
    right: 20px;
  }
  .hero-card.card-back {
    width: 220px;
  }
  .hero-card.card-third {
    width: 200px;
    right: 40px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}