/* ============================================
   EA NEXT LEVEL CONCRETE — STYLES
   Industrial / refined aesthetic
   ============================================ */

:root {
  --gold: #D4A53A;
  --gold-bright: #E8B845;
  --gold-dark: #A8821C;
  --concrete: #8C8B89;
  --concrete-light: #C5C3BF;
  --concrete-dark: #4A4A48;
  --ink: #0F0F0E;
  --ink-soft: #1F1F1D;
  --paper: #F7F5F0;
  --paper-warm: #EDEAE2;
  --white: #FFFFFF;

  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  --radius: 2px;
  --shadow-sm: 0 1px 2px rgba(15, 15, 14, 0.08);
  --shadow-md: 0 8px 24px rgba(15, 15, 14, 0.12);
  --shadow-lg: 0 20px 60px rgba(15, 15, 14, 0.18);

  --container: 1280px;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

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

/* TYPOGRAPHY */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1rem; letter-spacing: 0.08em; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: 1rem;
  position: relative;
  padding-left: 28px;
}
.eyebrow::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 20px; height: 1px;
  background: var(--gold);
  transform: translateY(-50%);
}

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

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: var(--radius);
  transition: all 0.25s ease;
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold);
  color: var(--ink);
}
.btn-primary:hover {
  background: var(--gold-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(212, 165, 58, 0.35);
}
.btn-secondary {
  background: transparent;
  color: var(--paper);
  border-color: var(--paper);
}
.btn-secondary:hover {
  background: var(--paper);
  color: var(--ink);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-ghost:hover {
  background: var(--ink);
  color: var(--gold);
}

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 15, 14, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(212, 165, 58, 0.15);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { height: 70px; width: auto; max-width: 280px; object-fit: contain; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-list a {
  color: var(--paper);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color 0.2s;
  position: relative;
}
.nav-list a:hover, .nav-list a.active { color: var(--gold); }
.nav-list a.active::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 2px;
  background: var(--gold);
}
.nav-cta {
  background: var(--gold);
  color: var(--ink) !important;
  padding: 10px 20px;
  border-radius: var(--radius);
}
.nav-cta:hover { background: var(--gold-bright); color: var(--ink) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--paper);
  transition: all 0.3s;
}

/* HERO */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(15, 15, 14, 0.85) 0%, rgba(15, 15, 14, 0.65) 100%),
    url('/images/hero.jpg') center/cover no-repeat;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0px,
      transparent 80px,
      rgba(212, 165, 58, 0.03) 80px,
      rgba(212, 165, 58, 0.03) 81px
    );
}
.hero-content {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  padding: 80px 24px;
  width: 100%;
}
.hero h1 {
  max-width: 900px;
  margin-bottom: 24px;
}
.hero-lead {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  max-width: 560px;
  color: var(--concrete-light);
  margin-bottom: 40px;
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 64px;
  flex-wrap: wrap;
}
.hero-trust {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(212, 165, 58, 0.2);
  max-width: 600px;
}
.trust-item {
  display: flex;
  flex-direction: column;
}
.trust-item strong {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--gold);
  letter-spacing: 0.02em;
}
.trust-item span {
  font-size: 0.875rem;
  color: var(--concrete-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* SECTION HEADER */
.section-header {
  max-width: 700px;
  margin: 0 auto 64px;
  text-align: center;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p {
  color: var(--concrete-dark);
  font-size: 1.0625rem;
}

/* SERVICES PREVIEW */
.services-preview {
  padding: 120px 0;
  background: var(--paper);
  position: relative;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--concrete-light);
  border: 1px solid var(--concrete-light);
}
.service-card {
  background: var(--white);
  padding: 48px 36px;
  transition: all 0.3s ease;
  display: block;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.service-card:hover {
  background: var(--ink);
  color: var(--paper);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover h3 { color: var(--gold); }
.service-card:hover p { color: var(--concrete-light); }
.service-icon {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}
.service-card h3 {
  margin-bottom: 12px;
  transition: color 0.3s;
}
.service-card p {
  color: var(--concrete-dark);
  font-size: 0.9375rem;
  transition: color 0.3s;
}

/* WHY US */
.why-us {
  padding: 120px 0;
  background: var(--paper-warm);
}
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.why-content .lead {
  font-size: 1.125rem;
  color: var(--concrete-dark);
  margin-bottom: 32px;
  line-height: 1.7;
}
.why-list {
  margin-bottom: 40px;
}
.why-list li {
  padding: 18px 0;
  border-bottom: 1px solid rgba(74, 74, 72, 0.15);
  font-size: 1rem;
  color: var(--concrete-dark);
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.why-list li::before {
  content: '✓';
  color: var(--gold);
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.why-list strong {
  color: var(--ink);
  font-weight: 600;
}
.why-image {
  position: relative;
}
.why-image img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}
.why-image::before {
  content: '';
  position: absolute;
  top: -20px; left: -20px;
  width: 100%; height: 100%;
  border: 3px solid var(--gold);
  z-index: -1;
}

/* CTA BAND */
.cta-band {
  padding: 100px 0;
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(212, 165, 58, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(212, 165, 58, 0.05) 0%, transparent 50%);
}
.cta-inner {
  text-align: center;
  position: relative;
}
.cta-band h2 { margin-bottom: 16px; }
.cta-band p {
  font-size: 1.125rem;
  color: var(--concrete-light);
  margin-bottom: 36px;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-band .btn-ghost {
  color: var(--paper);
  border-color: var(--paper);
}
.cta-band .btn-ghost:hover {
  background: var(--paper);
  color: var(--ink);
}

/* FOOTER */
.site-footer {
  background: var(--ink-soft);
  color: var(--concrete-light);
  padding-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
}
.footer-logo {
  height: 60px;
  width: auto;
  margin-bottom: 20px;
  filter: brightness(1.1);
}
.footer-brand p {
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 320px;
}
.footer-col h4 {
  color: var(--gold);
  margin-bottom: 20px;
  letter-spacing: 0.12em;
}
.footer-col ul li {
  margin-bottom: 10px;
  font-size: 0.9375rem;
}
.footer-col a {
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--gold); }
.footer-contact a { color: var(--paper); font-weight: 500; }
.footer-bottom {
  border-top: 1px solid rgba(212, 165, 58, 0.15);
  padding: 24px 0;
}
.footer-bottom p {
  font-size: 0.8125rem;
  color: var(--concrete);
}

/* PAGE HEADER (sub-pages) */
.page-header {
  background: var(--ink);
  color: var(--paper);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(15, 15, 14, 0.95) 0%, rgba(15, 15, 14, 0.85) 100%),
    url('/images/page-header.jpg') center/cover no-repeat;
}
.page-header-content {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.page-header h1 { margin-bottom: 16px; }
.page-header p {
  font-size: 1.125rem;
  color: var(--concrete-light);
  max-width: 600px;
}

/* SERVICES PAGE */
.service-detail {
  padding: 100px 0;
  border-bottom: 1px solid var(--concrete-light);
}
.service-detail:nth-child(even) { background: var(--paper-warm); }
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.service-detail h2 { margin-bottom: 20px; }
.service-detail p { color: var(--concrete-dark); margin-bottom: 16px; font-size: 1.0625rem; }
.service-features {
  margin-top: 24px;
}
.service-features li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  color: var(--concrete-dark);
}
.service-features li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 700;
}
.service-image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}
.service-detail:nth-child(even) .service-detail-grid { direction: rtl; }
.service-detail:nth-child(even) .service-detail-grid > * { direction: ltr; }

/* GALLERY */
.gallery-section {
  padding: 100px 0;
}
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 10px 20px;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--concrete-dark);
  border: 1px solid var(--concrete-light);
  background: transparent;
  transition: all 0.2s;
}
.filter-btn:hover { border-color: var(--ink); color: var(--ink); }
.filter-btn.active {
  background: var(--ink);
  color: var(--gold);
  border-color: var(--ink);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.gallery-item {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--concrete-light);
  cursor: pointer;
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 15, 14, 0.85), transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.3s;
}
.gallery-item:hover .gallery-item-overlay { opacity: 1; }
.gallery-item-overlay h3 {
  color: var(--gold);
  font-size: 1.125rem;
}
.gallery-item-overlay p {
  color: var(--paper);
  font-size: 0.875rem;
}

/* CONTACT */
.contact-section {
  padding: 100px 0;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
}
.contact-info h2 { margin-bottom: 24px; }
.contact-info > p {
  color: var(--concrete-dark);
  font-size: 1.0625rem;
  margin-bottom: 40px;
  line-height: 1.7;
}
.contact-detail {
  padding: 24px 0;
  border-bottom: 1px solid var(--concrete-light);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.contact-detail-icon {
  width: 44px; height: 44px;
  background: var(--ink);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.125rem;
  flex-shrink: 0;
}
.contact-detail h4 {
  font-size: 0.75rem;
  color: var(--concrete);
  margin-bottom: 4px;
  letter-spacing: 0.12em;
}
.contact-detail a, .contact-detail p {
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--ink);
}
.contact-detail a:hover { color: var(--gold); }

/* FORM */
.contact-form {
  background: var(--paper-warm);
  padding: 48px;
  border-top: 4px solid var(--gold);
}
.contact-form h3 { margin-bottom: 8px; }
.contact-form > p {
  color: var(--concrete-dark);
  margin-bottom: 32px;
  font-size: 0.9375rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
.form-field {
  margin-bottom: 20px;
}
.form-field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--concrete-dark);
  margin-bottom: 8px;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--concrete-light);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 165, 58, 0.15);
}
.form-field textarea {
  resize: vertical;
  min-height: 140px;
  font-family: var(--font-body);
}
.form-submit { width: 100%; }
.form-success {
  display: none;
  padding: 16px;
  background: rgba(212, 165, 58, 0.15);
  border-left: 3px solid var(--gold);
  color: var(--ink);
  margin-bottom: 24px;
  font-size: 0.9375rem;
}
.form-success.show { display: block; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .why-grid,
  .service-detail-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .footer-grid { gap: 36px; }
  .service-detail:nth-child(even) .service-detail-grid { direction: ltr; }
  .why-image::before { display: none; }
  .why-image img { aspect-ratio: 16/10; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-list {
    position: fixed;
    top: 82px;
    right: 0;
    width: 100%;
    background: var(--ink);
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 24px;
    gap: 20px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    border-top: 1px solid rgba(212, 165, 58, 0.15);
    height: calc(100vh - 82px);
  }
  .nav-list.open { transform: translateX(0); }
  .nav-list a { font-size: 1.125rem; }
  .hero-trust { gap: 24px; }
  .trust-item strong { font-size: 1.25rem; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-form { padding: 32px 24px; }
  .services-preview, .why-us, .cta-band, .service-detail, .gallery-section, .contact-section {
    padding: 70px 0;
  }
  .hero { min-height: 80vh; }
  .hero-content { padding: 60px 24px; }
}

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero h1, .hero-lead, .hero-actions, .hero-trust {
  animation: fadeUp 0.8s ease backwards;
}
.hero h1 { animation-delay: 0.1s; }
.hero-lead { animation-delay: 0.25s; }
.hero-actions { animation-delay: 0.4s; }
.hero-trust { animation-delay: 0.55s; }

/* ACCESSIBILITY */
:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}