:root {
  --navy: #002060;
  --navy-dark: #001845;
  --turquoise: #40e0d0;
  --turquoise-soft: #e8fbf8;
  --text: #4a5568;
  --text-dark: #1a202c;
  --white: #ffffff;
  --grey-bg: #f4f7fb;
  --radius: 12px;
  --radius-lg: 28px;
  --shadow: 0 12px 40px rgba(0, 32, 96, 0.08);
  --font: "Poppins", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

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

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

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

.container {
  width: min(1280px, 96%);
  margin: 0 auto;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 48px;
}

.section-title h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--navy);
  margin: 0 0 12px;
  font-weight: 700;
}

.section-title h2 span {
  color: var(--turquoise);
}

.section-title p {
  max-width: 640px;
  margin: 0 auto;
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s, color 0.2s, border-color 0.2s;
  font-family: inherit;
}

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

.btn-primary:hover {
  background: var(--navy-dark);
  color: var(--white);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-turquoise {
  background: var(--turquoise);
  color: var(--navy);
}

.btn-turquoise:hover {
  filter: brightness(0.95);
  color: var(--navy);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
  flex-wrap: nowrap;
}

.header-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  flex: 1;
  min-width: 0;
  flex-wrap: nowrap;
}

.logo {
  flex-shrink: 0;
}

.logo img,
.logo svg {
  height: 40px;
  width: auto;
}

.nav-desktop {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: clamp(10px, 1.15vw, 20px);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-desktop li {
  flex-shrink: 0;
}

.nav-desktop a {
  font-weight: 500;
  font-size: clamp(0.78rem, 0.82vw, 0.88rem);
  color: var(--text-dark);
  white-space: nowrap;
}

.nav-desktop a.active,
.nav-desktop a:hover {
  color: var(--turquoise);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header-actions .btn-primary {
  padding: 11px 18px;
  font-size: 0.84rem;
  white-space: nowrap;
  line-height: 1.2;
}

.search-btn {
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--navy);
  padding: 8px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--navy);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 16px 0 24px;
  border-top: 1px solid #eee;
}

.nav-mobile a {
  padding: 10px 0;
  font-weight: 500;
  color: var(--text-dark);
  border-bottom: 1px solid #f0f0f0;
}

.nav-mobile.open {
  display: flex;
}

/* Hero */
.hero {
  padding: 60px 0 0;
  background: linear-gradient(135deg, #f8fbff 0%, var(--white) 50%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.2;
  color: var(--navy);
  margin: 0 0 20px;
  font-weight: 700;
}

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

.hero-text p {
  margin-bottom: 28px;
  font-size: 1.05rem;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 88% 100%, 0 100%);
}

.hero-glow {
  position: absolute;
  bottom: -8px;
  right: -8px;
  width: 120px;
  height: 120px;
  background: var(--turquoise);
  opacity: 0.35;
  border-radius: var(--radius-lg);
  z-index: -1;
}

/* Partners */
.partners {
  background: var(--grey-bg);
  padding: 36px 0;
}

.partners-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-items: center;
  gap: 24px;
  opacity: 0.55;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--navy);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Service cards */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s;
}

.service-card:hover {
  transform: translateY(-6px);
}

.service-card .thumb {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.service-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card .icon-badge {
  position: absolute;
  bottom: -24px;
  left: 24px;
  width: 52px;
  height: 52px;
  background: var(--turquoise);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 4px 12px rgba(64, 224, 208, 0.4);
}

.service-card .body {
  padding: 40px 24px 28px;
}

.service-card h3 {
  margin: 0 0 12px;
  color: var(--navy);
  font-size: 1.25rem;
}

.service-card .link {
  color: var(--turquoise);
  font-weight: 600;
  font-size: 0.9rem;
}

/* About split */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-split h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--navy);
  margin: 0 0 16px;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--turquoise);
  font-weight: 700;
}

.about-frame {
  position: relative;
  padding: 12px;
  border: 3px solid var(--turquoise);
  border-radius: var(--radius-lg);
  transform: rotate(2deg);
}

.about-frame img {
  border-radius: calc(var(--radius-lg) - 8px);
}

/* Projects dark section */
.projects-wrap {
  position: relative;
  padding-top: 80px;
}

.projects-bg {
  background: var(--navy);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 60px 0 120px;
  position: relative;
}

.projects-bg .section-title h2,
.projects-bg .section-title p {
  color: var(--white);
}

.projects-bg .section-title h2 span {
  color: var(--turquoise);
}

.project-slider {
  position: relative;
  margin-top: -80px;
}

.project-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-item {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.project-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

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

.feature-box {
  background: var(--turquoise-soft);
  padding: 28px 24px;
  border-radius: var(--radius);
  border-left: 4px solid var(--turquoise);
}

.feature-box .ico {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.feature-box h4 {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: 1.05rem;
}

.feature-box p {
  margin: 0;
  font-size: 0.92rem;
}

/* Stats */
.stats-band {
  background: var(--navy);
  border-radius: var(--radius-lg) 0 var(--radius-lg) 0;
  padding: 48px 24px;
  margin: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: center;
}

.stats-grid h3 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--turquoise);
  font-weight: 700;
}

.stats-grid p {
  margin: 8px 0 0;
  color: var(--white);
  font-weight: 500;
}

/* Estimator */
.estimator {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.estimator-form {
  background: var(--white);
  padding: 36px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid #e8edf5;
}

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

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d5dde8;
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--turquoise);
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
  border-color: #e53e3e;
}

.field-error {
  color: #e53e3e;
  font-size: 0.82rem;
  margin-top: 6px;
  display: none;
}

.field-error.show {
  display: block;
}

.checkbox-group {
  display: grid;
  grid-template-columns: 22px 1fr;
  column-gap: 12px;
  row-gap: 6px;
  align-items: start;
  margin-bottom: 20px;
}

.checkbox-group input[type="checkbox"] {
  grid-column: 1;
  grid-row: 1;
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin: 4px 0 0;
  accent-color: var(--navy);
  cursor: pointer;
  justify-self: start;
}

.checkbox-group label {
  grid-column: 2;
  grid-row: 1;
  font-size: 0.9rem;
  line-height: 1.55;
  cursor: pointer;
  font-weight: 400;
  color: var(--text);
  margin: 0;
}

.checkbox-group .field-error {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
}

.range-wrap input[type="range"] {
  width: 100%;
  accent-color: var(--turquoise);
}

.range-value {
  font-weight: 600;
  color: var(--navy);
}

.form-success {
  display: none;
  background: var(--turquoise-soft);
  border: 2px solid var(--turquoise);
  color: var(--navy);
  padding: 20px;
  border-radius: var(--radius);
  text-align: center;
  font-weight: 600;
  margin-top: 16px;
}

.form-success.show {
  display: block;
}

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

.testimonial-card {
  background: var(--white);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
}

.testimonial-card .quote-mark {
  font-size: 3rem;
  color: var(--turquoise);
  line-height: 1;
  opacity: 0.5;
}

.testimonial-card .author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.testimonial-card .author img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

/* Blog cards */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--white);
}

.blog-card .thumb {
  height: 200px;
  overflow: hidden;
}

.blog-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card .body {
  padding: 22px;
}

.blog-card .meta {
  font-size: 0.82rem;
  color: var(--turquoise);
  font-weight: 600;
  margin-bottom: 8px;
}

/* Page banner */
.page-banner {
  background: linear-gradient(135deg, var(--navy) 0%, #003080 100%);
  padding: 70px 0;
  text-align: center;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.page-banner h1 {
  color: var(--white);
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.page-banner p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0 auto;
}

.breadcrumb {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--turquoise);
}

.breadcrumb a {
  color: var(--turquoise);
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  text-align: center;
  border: 2px solid transparent;
  transition: border-color 0.2s, transform 0.2s;
}

.pricing-card.featured {
  border-color: var(--turquoise);
  transform: scale(1.03);
}

.pricing-card h3 {
  color: var(--navy);
  margin: 0 0 8px;
}

.pricing-card .price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--turquoise);
  margin: 16px 0;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  text-align: left;
  margin: 24px 0;
}

.pricing-card ul li {
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.92rem;
}

.pricing-card ul li::before {
  content: "✓ ";
  color: var(--turquoise);
  font-weight: 700;
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-card {
  text-align: center;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.team-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.team-card .info {
  padding: 20px;
}

.team-card h3 {
  margin: 0;
  color: var(--navy);
  font-size: 1.1rem;
}

.team-card p {
  margin: 6px 0 0;
  font-size: 0.88rem;
  color: var(--turquoise);
  font-weight: 600;
}

/* Legal content */
.legal-content {
  max-width: 900px;
  margin: 0 auto;
}

.legal-content h2 {
  color: var(--navy);
  margin-top: 40px;
  font-size: 1.4rem;
}

.legal-content h3 {
  color: var(--navy);
  margin-top: 28px;
  font-size: 1.15rem;
}

.legal-content p,
.legal-content li {
  font-size: 0.98rem;
}

.prose-columns {
  columns: 1;
}

/* Footer */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.85);
  padding: 64px 0 0;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-grid h4 {
  color: var(--white);
  margin: 0 0 20px;
  font-size: 1.1rem;
}

.footer-grid p {
  font-size: 0.92rem;
  line-height: 1.8;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--turquoise);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
}

.footer-social a:hover {
  background: var(--turquoise);
  color: var(--navy);
}

.footer-subscribe input {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 6px 6px 0 0;
  font-family: inherit;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.75);
  margin-left: 16px;
}

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

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

.content-block {
  margin-bottom: 32px;
}

.content-block h2 {
  color: var(--navy);
}

@media (max-width: 992px) {
  .hero-grid,
  .about-split,
  .estimator,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .service-cards,
  .project-track,
  .feature-grid,
  .testimonial-grid,
  .blog-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .header-toolbar {
    flex: 0 0 auto;
    gap: 8px;
  }

  .nav-desktop,
  .header-actions .btn-primary {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .pricing-card.featured {
    transform: none;
  }
}

@media (max-width: 576px) {
  .team-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 56px 0;
  }
}