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

:root {
  --navy-900: #0d1420;
  --navy-800: #1a2740;
  --navy-700: #273b60;
  --navy-600: #344f80;
  --navy-500: #4164a0;
  --navy-400: #6783b3;
  --navy-300: #8da2c6;
  --navy-200: #b3c1d9;
  --navy-100: #d9e0ec;
  --navy-50: #f0f3f8;
  --gold-500: #e7b733;
  --gold-600: #c8922a;
  --gold-700: #a07322;
  --gold-400: #edc966;
  --gold-300: #f3db99;
  --gold-200: #f9edcc;
  --gold-50: #fdf8ed;
  --white: #ffffff;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--navy-900);
  line-height: 1.6;
  background: var(--white);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

/* ===== Header / Navigation ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  backdrop-filter: none;
  border-bottom: none;
  transition: background 0.3s, border-bottom 0.3s;
}

.header.scrolled {
  background: var(--navy-900);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo img {
  height: 60px;
  width: auto;
}

.logo span {
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

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

.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--gold-500);
}

.nav-phone {
  color: var(--gold-400) !important;
  font-weight: 600 !important;
}

.btn-quote {
  display: inline-block;
  background: var(--gold-500);
  color: var(--navy-900);
  padding: 0.6rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s;
  border: none;
  cursor: pointer;
}

.btn-quote:hover {
  background: var(--gold-600);
}

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

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--navy-900);
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13, 20, 32, 0.3), rgba(13, 20, 32, 0.5));
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 2rem 1.5rem;
}

.hero-badge {
  display: inline-block;
  background: rgba(231, 183, 51, 0.15);
  border: 1px solid rgba(231, 183, 51, 0.3);
  color: var(--gold-400);
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.hero h1 {
  color: var(--white);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero h1 .accent {
  color: var(--gold-500);
}

.hero-sub {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--gold-500);
  color: var(--navy-900);
  padding: 0.9rem 2rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1rem;
  transition: background 0.2s;
}

.btn-primary:hover {
  background: var(--gold-600);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--white);
  padding: 0.9rem 2rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  transition: border-color 0.2s, background 0.2s;
}

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

/* ===== Credentials Bar ===== */
.credentials {
  background: var(--navy-800);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.credentials-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.credential-item {
  text-align: center;
  padding: 1rem;
}

.credential-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: rgba(231, 183, 51, 0.15);
  color: var(--gold-500);
  border-radius: 14px;
  margin-bottom: 0.8rem;
}

.credential-icon svg {
  width: 36px;
  height: 36px;
}

.credential-item h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.credential-item p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
}

/* ===== Services Section ===== */
.services {
  padding: 6rem 1.5rem;
  background: var(--white);
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  color: var(--gold-600);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--navy-900);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-desc {
  color: var(--gray-500);
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 3rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--navy-50);
  border: 1px solid var(--navy-100);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.service-img {
  width: 100%;
  height: 160px;
  overflow: hidden;
}

.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.service-card:hover .service-img img {
  transform: scale(1.05);
}

.service-card-content {
  padding: 1.5rem 2rem 2rem;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 0.6rem;
}

.service-card p {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== Stats Section ===== */
.stats {
  background: var(--navy-900);
  padding: 4rem 1.5rem;
}

.stats-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

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

.stat-value {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--gold-500);
  line-height: 1.2;
}

.stat-label {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* ===== About Section ===== */
.about {
  padding: 6rem 1.5rem;
  background: var(--navy-50);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  border-radius: 16px;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.about-image .years-badge {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--gold-500);
  color: var(--navy-900);
  padding: 1rem 1.5rem;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.years-badge .number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.years-badge .label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-content .section-label {
  display: inline-block;
}

.about-text {
  color: var(--gray-600);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--navy-700);
  font-size: 0.9rem;
  font-weight: 500;
}

.about-feature .check {
  color: var(--gold-500);
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* ===== Projects Section ===== */
.projects {
  padding: 6rem 1.5rem;
  background: var(--white);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card {
  background: var(--navy-50);
  border: 1px solid var(--navy-100);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.project-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--navy-200), var(--navy-300));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy-500);
  font-size: 2.5rem;
}

.project-info {
  padding: 1.5rem;
}

.project-category {
  display: inline-block;
  background: rgba(231, 183, 51, 0.12);
  color: var(--gold-700);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  margin-bottom: 0.6rem;
}

.project-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 0.4rem;
}

.project-location {
  color: var(--gray-500);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* ===== Contact Section ===== */
.contact {
  padding: 6rem 1.5rem;
  background: var(--navy-900);
}

.contact .section-label {
  color: var(--gold-400);
}

.contact .section-title {
  color: var(--white);
}

.contact .section-desc {
  color: rgba(255, 255, 255, 0.6);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.contact-info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--gold-500);
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-info-item h4 {
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.contact-info-item p,
.contact-info-item a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

.contact-info-item a:hover {
  color: var(--gold-400);
}

.contact-form-wrapper {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  color: var(--white);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold-500);
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-group select option {
  background: var(--navy-800);
  color: var(--white);
}

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

.btn-submit {
  width: 100%;
  background: var(--gold-500);
  color: var(--navy-900);
  padding: 1rem;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
  font-family: inherit;
}

.btn-submit:hover {
  background: var(--gold-600);
}

.form-success {
  display: none;
  text-align: center;
  padding: 2rem;
}

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

.form-success .check-circle {
  width: 56px;
  height: 56px;
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.form-success h3 {
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.form-success p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
}

/* ===== Footer ===== */
.footer {
  background: var(--navy-900);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4rem 1.5rem 2rem;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

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

.footer-brand p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
}

.footer-badges {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.footer-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  margin-bottom: 0.6rem;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--gold-400);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.8rem;
}

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

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.8rem;
  transition: color 0.2s;
}

.footer-bottom-links a:hover {
  color: var(--gold-400);
}

/* ===== Mobile Navigation ===== */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(13, 20, 32, 0.98);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

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

.mobile-nav a {
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 600;
}

.mobile-nav a:hover {
  color: var(--gold-500);
}

.mobile-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--white);
  font-size: 2rem;
  cursor: pointer;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

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

  .stats-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

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

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

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

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

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

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

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

  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-sub {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .credentials-inner {
    grid-template-columns: 1fr;
  }

  .stat-value {
    font-size: 2.25rem;
  }
}