/* ===== SPAG Construction – Professional Website Styles ===== */
:root {
  --navy: #0f172a;
  --navy-dark: #0a0f1a;
  --navy-mid: #1e293b;
  --gold: #c5a55a;
  --gold-light: #d4b978;
  --white: #ffffff;
  --off-white: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --text: #1e293b;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
  --transition: 0.25s ease;
}

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

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(12px);
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--white);
}

.logo-mark {
  color: var(--gold);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

.logo-text {
  font-size: 0.95rem;
  font-weight: 500;
  opacity: 0.9;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--gold);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,15,26,0.92) 0%, rgba(15,23,42,0.85) 50%, rgba(15,23,42,0.75) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-eyebrow {
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-title span {
  color: var(--gold);
}

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin-bottom: 2.25rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(197,165,90,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
}

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn.full { width: 100%; }

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat-num {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ===== Sections ===== */
.section {
  padding: 5.5rem 0;
}

.section-header {
  margin-bottom: 3rem;
}

.section-header.center {
  text-align: center;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 3.5rem;
}

.section-eyebrow {
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}

.section-desc {
  margin-top: 1rem;
  color: var(--gray-500);
  font-size: 1.05rem;
}

/* ===== About ===== */
.about {
  background: var(--off-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 3.5rem;
  align-items: start;
}

.about-text .lead {
  font-size: 1.15rem;
  color: var(--navy);
  font-weight: 500;
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.about-text p {
  color: var(--gray-600);
  margin-bottom: 1rem;
}

.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.75rem;
}

.cred-badge {
  background: var(--navy);
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.4rem 0.85rem;
  border-radius: 4px;
}

.about-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--gold);
}

.about-card h3 {
  font-size: 1.35rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.about-card .role {
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 1.25rem;
}

.about-list {
  margin-bottom: 1.5rem;
}

.about-list li {
  position: relative;
  padding-left: 1.1rem;
  margin-bottom: 0.7rem;
  font-size: 0.95rem;
  color: var(--gray-600);
}

.about-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
}

.text-link {
  color: var(--navy);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.text-link:hover { color: var(--gold); }

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all var(--transition);
}

.service-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(197,165,90,0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--gold);
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.65rem;
}

.service-card p {
  font-size: 0.92rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===== Projects ===== */
.projects {
  background: var(--off-white);
}

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

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

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.project-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.project-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
}

.project-tag {
  background: var(--navy);
  color: var(--gold);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
}

.project-body {
  padding: 1.5rem 1.6rem 1.75rem;
}

.project-body h3 {
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.project-client {
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.project-body p {
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.project-meta span {
  background: var(--gray-100);
  color: var(--gray-600);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
}

/* ===== Experience Timeline ===== */
.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--gray-200);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-marker {
  position: absolute;
  left: -2rem;
  top: 6px;
  width: 16px;
  height: 16px;
  background: var(--gold);
  border: 3px solid var(--white);
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--gold);
}

.timeline-date {
  display: block;
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.35rem;
}

.timeline-content h3 {
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 0.2rem;
}

.timeline-org {
  color: var(--gray-500);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.timeline-content p:last-child {
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ===== Contact ===== */
.contact {
  background: var(--navy-dark);
  color: var(--white);
}

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

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

.contact-lead {
  color: rgba(255,255,255,0.7);
  margin: 1.25rem 0 2rem;
  max-width: 420px;
}

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

.contact-label {
  display: block;
  font-size: 0.75rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.contact-item a {
  color: var(--white);
  font-size: 1.05rem;
  transition: color var(--transition);
}

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

.contact-item span:not(.contact-label) {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
}

.contact-card {
  background: var(--navy-mid);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid rgba(197,165,90,0.2);
}

.contact-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--white);
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--gray-400);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: var(--white);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

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

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

.form-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--gray-400);
  text-align: center;
}

.form-note a { color: var(--gold); }

/* ===== Footer ===== */
.footer {
  background: var(--navy);
  padding: 1.75rem 0;
  border-top: 1px solid rgba(197,165,90,0.15);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
}

.footer-brand .logo-mark { color: var(--gold); }

.footer-copy {
  font-size: 0.8rem;
  color: var(--gray-400);
}

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

.footer-creds span {
  font-size: 0.7rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

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

@media (max-width: 720px) {
  .nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--navy-dark);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-top: 1px solid rgba(255,255,255,0.08);
  }

  .nav.open { display: flex; }

  .nav-toggle { display: flex; }

  .hero { min-height: auto; padding: 110px 0 60px; }

  .hero-stats { gap: 1.5rem; }

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

  .section { padding: 4rem 0; }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}