:root {
  --color-primary: #1d4ed8;
  --color-primary-dark: #1e3a8a;
  --color-accent: #38bdf8;
  --color-text: #1f2933;
  --color-muted: #5f6b7a;
  --color-bg: #f7f9fc;
  --color-surface: #ffffff;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(15, 42, 88, 0.08);
  --max-width: 1140px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

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

a {
  color: inherit;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  box-shadow: 0 1px 0 rgba(15, 42, 88, 0.06);
}

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

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo img {
  height: 44px;
  width: auto;
  display: block;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--color-primary-dark);
}

.main-nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.main-nav a {
  text-decoration: none;
  font-weight: 500;
  color: var(--color-text);
  transition: color 0.2s ease;
}

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

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s ease, color 0.2s ease;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(29, 78, 216, 0.25);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary) 60%, var(--color-accent));
  color: #fff;
  padding: 96px 0 110px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin: 0 0 16px;
  line-height: 1.15;
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.88);
  margin: 0 0 32px;
  max-width: 46ch;
}

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

.hero-actions .btn-outline {
  border-color: #fff;
  color: #fff;
}

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

.hero-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(6px);
}

.hero-card h2 {
  margin-top: 0;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.8);
}

.hero-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.hero-card li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-weight: 500;
}

.hero-card li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-size: 0.9rem;
  flex-shrink: 0;
}

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

.section-heading {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin: 0 0 12px;
  color: var(--color-primary-dark);
}

.section-heading p {
  color: var(--color-muted);
  margin: 0;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

/* Service cards */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid rgba(15, 42, 88, 0.06);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(15, 42, 88, 0.14);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
  color: #fff;
}

.service-card h3 {
  margin: 0 0 10px;
  color: var(--color-primary-dark);
}

.service-card p {
  margin: 0;
  color: var(--color-muted);
}

/* Why us */
.why-us {
  background: var(--color-surface);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.why-card {
  text-align: center;
  padding: 28px 20px;
  border-radius: var(--radius);
  background: var(--color-bg);
}

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

.why-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}

.why-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* CTA banner */
.cta-banner {
  background: var(--color-primary-dark);
  color: #fff;
  text-align: center;
  padding: 64px 0;
}

.cta-banner h2 {
  margin: 0 0 16px;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.cta-banner p {
  margin: 0 0 28px;
  color: rgba(255, 255, 255, 0.85);
}

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

.contact-info {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.contact-info h2 {
  margin-top: 0;
  color: var(--color-primary-dark);
}

.contact-info ul {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 18px;
}

.contact-info li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.contact-info .icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-info a {
  text-decoration: none;
  color: var(--color-primary);
  font-weight: 600;
}

.contact-form {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.contact-form h2 {
  margin-top: 0;
  color: var(--color-primary-dark);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-weight: 600;
  font-size: 0.92rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid #d8dee8;
  font: inherit;
  background: var(--color-bg);
  color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}

.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  font-weight: 500;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.12);
  color: #b91c1c;
}

/* Pricing */
.pricing-block {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  margin-bottom: 32px;
  border: 1px solid rgba(15, 42, 88, 0.06);
}

.pricing-block h3 {
  margin-top: 0;
  color: var(--color-primary-dark);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.96rem;
}

.pricing-table th,
.pricing-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid #e6ebf2;
}

.pricing-table th {
  color: var(--color-muted);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.pricing-table td.price {
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

.pricing-table tr:last-child td {
  border-bottom: none;
}

.pricing-notes {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: grid;
  gap: 6px;
  color: var(--color-muted);
  font-size: 0.92rem;
}

.pricing-notes li::before {
  content: "* ";
  color: var(--color-primary);
  font-weight: 700;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.price-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.price-card h4 {
  margin: 0;
  font-size: 1.02rem;
  color: var(--color-primary-dark);
}

.price-card .amount {
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  font-size: 1.05rem;
}

.price-card .amount.quote {
  color: var(--color-muted);
  font-weight: 600;
  font-size: 0.92rem;
}

.pricing-disclaimer {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.92rem;
  margin-top: 8px;
}

/* Footer */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 48px 0 28px;
  margin-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
}

.footer-grid h3 {
  color: #fff;
  margin: 0 0 14px;
  font-size: 1.05rem;
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.footer-grid a {
  text-decoration: none;
  color: inherit;
  font-size: 0.95rem;
}

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

.footer-bottom {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (max-width: 860px) {
  .hero .container {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 640px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    box-shadow: var(--shadow);
  }

  .main-nav.open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    padding: 16px 24px 24px;
    gap: 16px;
  }

  .main-nav .btn {
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
  }
}