/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #0f172a;
  --color-secondary: #1e293b;
  --color-accent: #3b82f6;
  --color-accent-hover: #2563eb;
  --color-text: #334155;
  --color-text-light: #64748b;
  --color-text-inverse: #f8fafc;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-border: #e2e8f0;
  --color-card-bg: #ffffff;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
}

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

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

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

a:hover {
  color: var(--color-accent-hover);
}

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

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary);
  line-height: 1.3;
  font-weight: 700;
}

h1 { font-size: 3rem; letter-spacing: -0.02em; }
h2 { font-size: 2rem; letter-spacing: -0.01em; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p { margin-bottom: 1rem; }

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Header / Navigation ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: box-shadow 0.3s ease;
}

.header.scrolled {
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.08);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 1rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav a {
  color: var(--color-text);
  font-size: 0.925rem;
  font-weight: 500;
  position: relative;
  padding: 0.25rem 0;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.25s ease;
}

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

.nav a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  margin: 5px 0;
  transition: all 0.3s ease;
}

/* ===== Hero Section ===== */
.hero {
  padding: 10rem 0 6rem;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: var(--color-text-inverse);
  margin-bottom: 1.25rem;
  max-width: 720px;
}

.hero p {
  font-size: 1.2rem;
  color: rgba(248, 250, 252, 0.8);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}

.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  border-color: white;
  color: white;
  transform: translateY(-1px);
}

/* ===== Section ===== */
.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  margin-bottom: 0.75rem;
}

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

/* ===== Services Grid ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
  border-color: var(--color-accent);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
}

.service-card h3 {
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ===== About Section ===== */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text h2 {
  margin-bottom: 1rem;
}

.about-text p {
  color: var(--color-text-light);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
}

.stat-card .number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  display: block;
  margin-bottom: 0.25rem;
}

.stat-card .label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-weight: 500;
}

/* ===== Industries Section ===== */
.industries-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.industry-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  transition: border-color 0.2s ease;
}

.industry-item:hover {
  border-color: var(--color-accent);
}

.industry-item .dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ===== Contact Section ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-item-content {
  display: flex;
  flex-direction: column;
}

.contact-item-label {
  font-size: 0.8rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.contact-item-value {
  font-weight: 500;
  color: var(--color-primary);
}

.contact-item-value a {
  color: var(--color-primary);
}

.contact-item-value a:hover {
  color: var(--color-accent);
}

.contact-map {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-placeholder {
  text-align: center;
  padding: 2rem;
}

.map-placeholder svg {
  width: 64px;
  height: 64px;
  margin-bottom: 1rem;
  color: var(--color-text-light);
}

.map-placeholder p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-primary);
  color: rgba(248, 250, 252, 0.7);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 0.75rem;
}

.footer-column h4 {
  color: var(--color-text-inverse);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.footer-column li {
  margin-bottom: 0.6rem;
}

.footer-column a {
  color: rgba(248, 250, 252, 0.6);
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-column a:hover {
  color: var(--color-text-inverse);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  color: rgba(248, 250, 252, 0.5);
}

.footer-legal a:hover {
  color: var(--color-text-inverse);
}

/* ===== Legal Pages ===== */
.legal-hero {
  padding: 8rem 0 3rem;
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.legal-hero h1 {
  color: var(--color-text-inverse);
  font-size: 2.5rem;
}

.legal-hero p {
  color: rgba(248, 250, 252, 0.7);
  margin-top: 0.5rem;
  margin-bottom: 0;
}

.legal-content {
  padding: 4rem 0;
}

.legal-body {
  max-width: 800px;
  margin: 0 auto;
}

.legal-body h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.legal-body h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.legal-body p {
  color: var(--color-text);
  line-height: 1.8;
}

.legal-body ul, .legal-body ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.legal-body li {
  margin-bottom: 0.5rem;
  line-height: 1.7;
  color: var(--color-text);
}

.legal-body a {
  color: var(--color-accent);
  text-decoration: underline;
}

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.5rem; }

  .nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  }

  .nav.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 8rem 0 4rem;
  }

  .hero p {
    font-size: 1.05rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .industries-list {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .section {
    padding: 3.5rem 0;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }

  .about-stats {
    grid-template-columns: 1fr;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    justify-content: center;
  }
}