/* ============================================================
   HYPER CONSTRUCTION — Shared Stylesheet
   Direction: Industrial-Editorial
   Fonts: Barlow Condensed 900 + DM Sans
   Accent: Construction Yellow #EAB308
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@600;700;800;900&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ── Variables ── */
:root {
  --charcoal:    #1C1917;
  --stone-dark:  #44403C;
  --stone-mid:   #78716C;
  --stone-light: #A8A29E;
  --concrete:    #D6D3D1;
  --warm-bg:     #F5F4F2;
  --off-white:   #FAFAF9;
  --white:       #FFFFFF;
  --yellow:      #EAB308;
  --yellow-dark: #CA8A04;
  --yellow-bg:   rgba(234,179,8,0.08);
  --green:       #16A34A;
  --radius:      2px;
  --shadow:      0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  color: var(--stone-dark);
  background: var(--off-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Layout ── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 28px;
}
section { padding: 88px 0; }

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 900;
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--charcoal);
}
h1 { font-size: clamp(3rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2.2rem, 4vw, 3.4rem); }
h3 { font-size: 1.3rem; letter-spacing: 0.02em; }
h4 { font-size: 1rem; letter-spacing: 0.04em; }

.eyebrow {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--yellow);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--yellow);
  flex-shrink: 0;
}

.section-eyebrow {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 12px;
}

.yel { color: var(--yellow); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--yellow);
  color: var(--charcoal);
}
.btn-primary:hover {
  background: var(--yellow-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(234,179,8,0.3);
}
.btn-outline {
  background: transparent;
  color: var(--charcoal);
  border: 2px solid var(--charcoal);
}
.btn-outline:hover {
  background: var(--charcoal);
  color: var(--white);
}
.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn-outline-light:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.08);
}

/* ── Demo Banner ── */
.demo-banner {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: var(--yellow);
  color: var(--charcoal);
  text-align: center;
  padding: 9px 16px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.4;
}
.demo-banner a {
  color: var(--charcoal);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 36px; left: 0; right: 0;
  z-index: 100;
  background: var(--charcoal);
  border-bottom: 3px solid var(--yellow);
  height: 64px;
  display: flex;
  align-items: center;
  transition: height 0.3s ease, box-shadow 0.3s ease;
}
.nav.scrolled {
  height: 52px;
  box-shadow: 0 2px 24px rgba(0,0,0,0.35);
}
.nav > .container { width: 100%; }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.logo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5px 14px;
  border: 2px dashed rgba(255,255,255,0.25);
  border-radius: var(--radius);
  color: rgba(255,255,255,0.45);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  min-width: 120px;
  text-align: center;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.04em;
  transition: color 0.2s;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); }
.nav-links a.active { color: var(--yellow); }
.nav-cta {
  background: var(--yellow);
  color: var(--charcoal);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: var(--radius);
  letter-spacing: 0.04em;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--yellow-dark); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 1px;
  transition: all 0.3s;
}

/* ── Page Hero (interior) ── */
.page-hero {
  padding: 148px 0 56px;
  background: var(--charcoal);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(234,179,8,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234,179,8,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--yellow);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: var(--white); margin-bottom: 14px; }
.page-hero p { color: var(--stone-light); font-size: 1.05rem; max-width: 500px; line-height: 1.7; }

/* ── Hero Parallax ── */
.hero-parallax {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--charcoal);
  background-attachment: fixed;
  background-size: cover;
  background-position: center 40%;
  border: 5px solid var(--yellow);
}
@media (max-width: 768px) {
  .hero-parallax { background-attachment: scroll; }
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 180px;
  padding-bottom: 80px;
}

/* Engineering grid overlay on hero */
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(234,179,8,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234,179,8,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  z-index: 1;
  pointer-events: none;
}

/* ── Hero entrance animations ── */
.hero-fade-1, .hero-fade-2, .hero-fade-3,
.hero-fade-4, .hero-fade-5 {
  opacity: 0;
  transform: translateY(28px);
  animation: heroFadeUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero-fade-1 { animation-delay: 0.1s; }
.hero-fade-2 { animation-delay: 0.28s; }
.hero-fade-3 { animation-delay: 0.44s; }
.hero-fade-4 { animation-delay: 0.58s; }
.hero-fade-5 { animation-delay: 0.72s; }
@keyframes heroFadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ── Scroll animations ── */
[data-animate] {
  opacity: 0;
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
[data-animate="fade-up"]   { transform: translateY(40px); }
[data-animate="fade-left"] { transform: translateX(-32px); }
[data-animate="fade-in"]   { transform: none; }
[data-delay="100"] { transition-delay: 0.1s; }
[data-delay="200"] { transition-delay: 0.2s; }
[data-delay="300"] { transition-delay: 0.3s; }
[data-delay="400"] { transition-delay: 0.4s; }
[data-animate].is-visible { opacity: 1; transform: none; }

/* ── Stat bar ── */
.stat-bar {
  background: var(--charcoal);
  border-bottom: 1px solid #2C2825;
}
.stat-bar-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 28px 24px;
  border-right: 1px solid #2C2825;
  position: relative;
}
.stat-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--yellow);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}
.stat-item:hover::before { transform: scaleX(1); }
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 900;
  font-size: 2.4rem;
  color: var(--yellow);
  line-height: 1;
  text-transform: uppercase;
}
.stat-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--stone-mid);
  margin-top: 5px;
}

/* ── Service cards ── */
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid #E7E5E4;
  transition: box-shadow 0.2s, transform 0.2s;
}
.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.service-card-top {
  height: 4px;
  background: var(--yellow);
}
.service-card-body { padding: 28px; }
.service-icon {
  width: 44px; height: 44px;
  background: var(--charcoal);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.service-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--charcoal);
  margin-bottom: 10px;
}
.service-text {
  font-size: 0.88rem;
  color: var(--stone-mid);
  line-height: 1.7;
}

/* ── Process steps ── */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-grid::before {
  content: '';
  position: absolute;
  top: 22px;
  left: 11%;
  right: 11%;
  height: 2px;
  background: var(--concrete);
}
.process-step { text-align: center; padding: 0 16px; position: relative; z-index: 1; }
.step-num {
  width: 44px; height: 44px;
  background: var(--yellow);
  color: var(--charcoal);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 900;
  font-size: 1.2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 0 0 6px var(--warm-bg);
}
.step-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--charcoal);
  margin-bottom: 8px;
}
.step-text { font-size: 0.83rem; color: var(--stone-mid); line-height: 1.65; }

/* ── Gallery grid ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}
.gallery-item img {
  width: 100%; height: 240px;
  object-fit: cover;
  transition: transform 0.4s ease;
  display: block;
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 10px 14px;
  background: linear-gradient(transparent, rgba(28,25,23,0.88));
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* ── Testimonials ── */
.testimonial {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  border-top: 4px solid var(--yellow);
  border: 1px solid #E7E5E4;
  border-top: 4px solid var(--yellow);
}
.stars { color: var(--yellow); letter-spacing: 2px; margin-bottom: 12px; font-size: 0.85rem; }
.testimonial-text { font-size: 0.92rem; line-height: 1.75; color: var(--stone-dark); margin-bottom: 16px; }
.testimonial-author { font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--stone-mid); }

/* ── Accreditations ── */
.accred-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--warm-bg);
  border: 1px solid var(--concrete);
  border-radius: var(--radius);
  padding: 10px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--charcoal);
}
.accred-badge svg { color: var(--green); flex-shrink: 0; }

/* ── CTA Banner ── */
.cta-banner {
  background: var(--charcoal);
  position: relative;
  overflow: hidden;
  padding: 88px 0;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(234,179,8,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234,179,8,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
}
.cta-banner::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--yellow);
}
.cta-banner .container { position: relative; z-index: 1; text-align: center; }
.cta-banner h2 { color: var(--white); margin-bottom: 16px; }
.cta-banner p { color: var(--stone-light); font-size: 1.05rem; margin-bottom: 36px; max-width: 540px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; justify-content: center; align-items: center; gap: 16px; flex-wrap: wrap; }
.cta-phone { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; font-size: 1.8rem; color: var(--yellow); text-transform: uppercase; letter-spacing: 0.02em; }

/* ── Trust badges ── */
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 36px;
  padding-top: 36px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--stone-light);
  font-weight: 500;
}
.trust-item svg { color: var(--yellow); }

/* ── Grids ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ── Coverage ── */
.coverage-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.coverage-tag {
  display: flex; align-items: center; gap: 6px;
  background: var(--warm-bg);
  border: 1px solid var(--concrete);
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--stone-dark);
}
.coverage-tag svg { color: var(--yellow); flex-shrink: 0; }

/* ── Contact form ── */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: 0.8rem; font-weight: 600; color: var(--charcoal); text-transform: uppercase; letter-spacing: 0.06em; }
.form-group input, .form-group textarea, .form-group select {
  padding: 12px 16px;
  border: 2px solid var(--concrete);
  border-radius: var(--radius);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
  color: var(--charcoal);
  background: var(--white);
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--yellow); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Footer ── */
.footer {
  background: var(--charcoal);
  border-top: 3px solid var(--yellow);
  padding: 64px 0 28px;
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { color: var(--stone-mid); font-size: 0.88rem; line-height: 1.75; margin-top: 16px; max-width: 260px; }
.footer-col h4 { font-family: 'DM Sans', sans-serif; font-size: 0.68rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.14em; color: var(--white); margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--stone-mid); font-size: 0.88rem; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--yellow); }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; color: var(--stone-mid); font-size: 0.88rem; margin-bottom: 12px; }
.footer-contact-item svg { color: var(--yellow); margin-top: 2px; flex-shrink: 0; }
.footer-bottom { padding-top: 28px; border-top: 1px solid #2C2825; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { color: var(--stone-mid); font-size: 0.78rem; }
.footer-byline { font-size: 0.78rem; color: var(--stone-mid); }
.footer-byline a { color: var(--yellow); font-weight: 600; }

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid var(--concrete);
  padding: 20px 0;
}
.faq-q {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--charcoal);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.faq-q::before { content: ''; width: 4px; height: 4px; background: var(--yellow); border-radius: 50%; flex-shrink: 0; }
.faq-a { font-size: 0.9rem; color: var(--stone-mid); line-height: 1.75; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stat-bar-inner { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  section { padding: 56px 0; }
  .demo-banner { position: static; font-size: 0.76rem; padding: 8px 16px; }
  .nav { position: sticky; top: 0; }
  .page-hero { padding-top: 48px; }
  .hero-content { padding-top: 40px; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: var(--charcoal);
    padding: 24px 28px;
    gap: 20px;
    border-bottom: 3px solid var(--yellow);
    z-index: 99;
  }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stat-bar-inner { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-grid::before { display: none; }
}