/* =========================================
   ALITE CONSTRUCTION — STYLES
   ========================================= */

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

:root {
  --color-navy:      #111111;
  --color-navy-mid:  #1c1c1c;
  --color-navy-light:#2a2a2a;
  --color-gold:      #c0c0c0;
  --color-gold-light:#d8d8d8;
  --color-white:     #ffffff;
  --color-off-white: #f5f5f5;
  --color-text:      #1a1a1a;
  --color-text-muted:#606060;
  --color-border:    #e0e0e0;

  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
  --shadow-lg: 0 4px 24px rgba(0,0,0,.12);
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

/* --- Utilities --- */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--color-text-muted);
  font-size: 17px;
}

.hidden { display: none; }
.req { color: var(--color-gold); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  border: 2px solid transparent;
  line-height: 1;
  white-space: nowrap;
}

.btn-sm {
  padding: 9px 18px;
  font-size: 14px;
}

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

.btn-primary:hover {
  background: var(--color-gold-light);
  border-color: var(--color-gold-light);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

.btn-full {
  width: 100%;
}

/* =========================================
   HEADER / NAV
   ========================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(17, 17, 17, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(192, 192, 192, 0.15);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  height: 44px;
  width: auto;
  /* Logo is black on white — invert for dark backgrounds */
  filter: invert(1);
  mix-blend-mode: screen;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.07);
}

.nav-links .btn {
  color: var(--color-navy);
}

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

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

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

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #111111 0%, #1c1c1c 50%, #111111 100%);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 39px,
      rgba(192,192,192,0.04) 40px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 39px,
      rgba(192,192,192,0.04) 40px
    );
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--color-white));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-content .eyebrow {
  margin-bottom: 20px;
}

.hero-content h1 {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(255,255,255,0.75);
  max-width: 580px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
}

.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.15);
}

/* =========================================
   SERVICES
   ========================================= */
.services {
  background: var(--color-white);
}

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

.service-card {
  background: var(--color-off-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

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

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--color-navy);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-gold);
}

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

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.65;
}

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

.about-single {
  max-width: 720px;
  margin: 0 auto;
}

.about-content h2 {
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.2;
  margin-bottom: 20px;
}

.about-content p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-size: 16px;
}

.about-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--color-text);
  font-weight: 500;
}

.about-list li svg {
  width: 18px;
  height: 18px;
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

/* =========================================
   SERVICE AREA
   ========================================= */
.service-area {
  background: var(--color-navy);
}

.service-area .section-header .eyebrow { color: var(--color-gold); }
.service-area .section-header h2 { color: var(--color-white); }
.service-area .section-sub { color: rgba(255,255,255,0.65); }

.area-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 40px;
}

.area-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(192,192,192,0.2);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.area-state {
  font-size: 48px;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 8px;
}

.area-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
}

.area-card ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.area-card li {
  color: rgba(255,255,255,0.75);
  font-size: 14px;
  padding-left: 16px;
  position: relative;
}

.area-card li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  opacity: 0.6;
}

.area-map {
  display: flex;
  align-items: center;
}

.map-svg {
  width: 200px;
  height: 240px;
}

.area-note {
  text-align: center;
  color: rgba(255,255,255,0.55);
  font-size: 15px;
}

.area-note a {
  color: var(--color-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.area-note a:hover { color: var(--color-gold-light); }

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

.contact-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 56px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-item svg {
  width: 22px;
  height: 22px;
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item strong {
  display: block;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.contact-item a,
.contact-item span {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-navy);
  line-height: 1.5;
}

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

/* Form */
.contact-form {
  background: var(--color-off-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group:last-child { margin-bottom: 0; }

label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

input, select, textarea {
  font-family: var(--font);
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 11px 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}

input::placeholder, textarea::placeholder {
  color: #b0bec5;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(192,192,192,0.2);
}

select { cursor: pointer; }
textarea { resize: vertical; min-height: 120px; }

/* Success state (via JS) */
.form-success {
  text-align: center;
  padding: 48px 32px;
}

.form-success .success-icon {
  width: 64px;
  height: 64px;
  background: #d1fae5;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: #059669;
}

.form-success h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 10px;
}

.form-success p {
  color: var(--color-text-muted);
}

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  background: var(--color-navy);
  border-top: 1px solid rgba(192,192,192,0.15);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 56px;
  padding: 64px 24px 48px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  max-width: 280px;
  line-height: 1.65;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  margin-bottom: 16px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}

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

.footer-contact p {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  margin-bottom: 8px;
  line-height: 1.5;
}

.footer-contact a {
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  text-align: center;
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-image {
    max-width: 480px;
    margin: 0 auto;
  }

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

  .area-map { display: none; }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }

  .nav-toggle { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--color-navy);
    flex-direction: column;
    padding: 16px 24px 24px;
    border-bottom: 1px solid rgba(192,192,192,0.2);
    gap: 4px;
  }

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

  .nav-links a {
    width: 100%;
    padding: 12px 16px;
  }

  .nav-links .btn {
    width: 100%;
    margin-top: 8px;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn { width: 100%; text-align: center; justify-content: center; }

  .hero-stats {
    gap: 16px;
  }

  .stat-num { font-size: 26px; }

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

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

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

  .contact-form {
    padding: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 48px 24px 32px;
  }

  .about-badge {
    bottom: -12px;
    right: 12px;
  }
}