/* =========================================================
   LogiFusion Ltd — Enterprise Construction Theme
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f6f8;
  --color-bg-dark: #0e1726;
  --color-bg-darker: #08111f;
  --color-text: #1d2330;
  --color-text-soft: #58606e;
  --color-text-light: #cfd6e2;
  --color-primary: #0e1726;       /* deep industrial navy */
  --color-accent: #f5a623;        /* safety amber */
  --color-accent-dark: #d98c0c;
  --color-line: #e3e6ec;
  --shadow-sm: 0 2px 6px rgba(14, 23, 38, .06);
  --shadow-md: 0 10px 30px rgba(14, 23, 38, .10);
  --shadow-lg: 0 20px 50px rgba(14, 23, 38, .18);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --container: 1200px;
  --transition: 220ms cubic-bezier(.4,.0,.2,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }

h1, h2, h3, h4 {
  font-family: 'Oswald', 'Inter', sans-serif;
  font-weight: 600;
  letter-spacing: .5px;
  color: var(--color-primary);
  line-height: 1.2;
}
h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); }
h3 { font-size: 1.25rem; }

p { color: var(--color-text-soft); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: .95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: #fff;
}
.btn-outline:hover {
  background: #fff;
  color: var(--color-primary);
}
.btn-dark {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-dark:hover {
  background: transparent;
  color: var(--color-primary);
}

/* ---------- Top bar ---------- */
.topbar {
  background: var(--color-bg-darker);
  color: var(--color-text-light);
  font-size: .85rem;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.topbar a { color: var(--color-text-light); }
.topbar a:hover { color: var(--color-accent); }
.topbar-info { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar-info span { display: inline-flex; align-items: center; gap: 8px; }

/* ---------- Header ---------- */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Oswald', sans-serif;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 1.5px;
}
.logo-mark {
  width: 42px;
  height: 42px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  position: relative;
}
.logo-mark::after {
  content: '';
  position: absolute;
  inset: 4px;
  border: 2px solid rgba(255,255,255,.4);
  border-radius: 2px;
}
.logo small {
  display: block;
  font-size: .65rem;
  font-weight: 400;
  letter-spacing: 2px;
  color: var(--color-text-soft);
  font-family: 'Inter', sans-serif;
}

.main-nav { display: flex; gap: 30px; align-items: center; }
.main-nav a {
  font-weight: 500;
  font-size: .95rem;
  color: var(--color-text);
  position: relative;
  padding: 6px 0;
}
.main-nav a.active,
.main-nav a:hover { color: var(--color-accent); }
.main-nav a.active::after,
.main-nav a:hover::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%; height: 2px;
  background: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-primary);
  margin: 6px 0;
  transition: all var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  color: #fff;
  background: linear-gradient(rgba(8,17,31,.78), rgba(8,17,31,.55)),
              url('../img/hero-construction.jpg') center/cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 6px;
  background: var(--color-accent);
}
.hero-content { max-width: 720px; padding: 80px 0; }
.hero .eyebrow {
  display: inline-block;
  font-size: .85rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 18px;
  font-weight: 600;
}
.hero h1 {
  color: #fff;
  margin-bottom: 22px;
}
.hero h1 span { color: var(--color-accent); }
.hero p {
  color: rgba(255,255,255,.85);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 600px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Section base ---------- */
section { padding: 90px 0; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header .eyebrow {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 14px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p {
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ---------- Features strip ---------- */
.features {
  background: var(--color-primary);
  color: #fff;
  padding: 50px 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 18px;
}
.feature-icon {
  width: 56px; height: 56px;
  background: rgba(245,166,35,.15);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.feature-item h4 { color: #fff; font-size: 1.05rem; margin-bottom: 4px; font-family: 'Inter', sans-serif; font-weight: 600; }
.feature-item p { color: var(--color-text-light); font-size: .9rem; margin: 0; }

/* ---------- About preview ---------- */
.about-preview { background: var(--color-bg); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.about-images {
  position: relative;
  aspect-ratio: 1;
}
.about-images .img-1 {
  width: 75%;
  height: 80%;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.about-images .img-2 {
  position: absolute;
  right: 0; bottom: 0;
  width: 55%;
  height: 55%;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 8px solid #fff;
  box-shadow: var(--shadow-lg);
}
.about-images .badge {
  position: absolute;
  top: 20px; right: 20px;
  background: var(--color-accent);
  color: #fff;
  padding: 18px 24px;
  border-radius: var(--radius-md);
  text-align: center;
  font-family: 'Oswald', sans-serif;
  box-shadow: var(--shadow-md);
}
.about-images .badge strong { display: block; font-size: 2rem; line-height: 1; }
.about-images .badge span { font-size: .75rem; letter-spacing: 2px; text-transform: uppercase; }

.about-text .eyebrow {
  font-size: .8rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 700;
}
.about-text h2 { margin: 14px 0 22px; }
.about-text p { margin-bottom: 16px; }
.about-text ul { list-style: none; margin: 24px 0 32px; }
.about-text ul li {
  padding: 8px 0 8px 30px;
  position: relative;
  color: var(--color-text);
}
.about-text ul li::before {
  content: '✓';
  position: absolute;
  left: 0; top: 8px;
  width: 20px; height: 20px;
  background: var(--color-accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  font-size: .75rem;
  font-weight: 700;
}

/* ---------- Services ---------- */
.services { background: var(--color-bg-alt); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.service-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.service-card .img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.service-card .img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 600ms ease;
}
.service-card:hover .img-wrap img { transform: scale(1.07); }
.service-card .img-wrap .tag {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--color-accent);
  color: #fff;
  padding: 6px 14px;
  font-size: .75rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.service-card .body {
  padding: 28px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.service-card h3 { margin-bottom: 12px; }
.service-card p { margin-bottom: 18px; flex-grow: 1; }
.service-card .more {
  color: var(--color-accent);
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ---------- Stats / CTA ---------- */
.cta-band {
  background: linear-gradient(rgba(14,23,38,.85), rgba(14,23,38,.85)),
              url('../img/cta.jpg') center/cover no-repeat fixed;
  color: #fff;
  text-align: center;
}
.cta-band h2 { color: #fff; margin-bottom: 18px; }
.cta-band p { color: rgba(255,255,255,.8); font-size: 1.1rem; margin-bottom: 32px; }
.cta-band .btn-primary { font-size: 1rem; padding: 16px 36px; }

.stats {
  background: var(--color-primary);
  color: #fff;
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
.stat strong {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 3rem;
  color: var(--color-accent);
  line-height: 1;
}
.stat span {
  display: block;
  margin-top: 10px;
  font-size: .85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-text-light);
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  color: #fff;
  background: linear-gradient(rgba(8,17,31,.78), rgba(8,17,31,.6)),
              url('../img/building.jpg') center/cover no-repeat;
}
.page-hero h1 { color: #fff; margin-bottom: 12px; }
.page-hero .crumb {
  font-size: .85rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent);
}
.page-hero .crumb a { color: rgba(255,255,255,.7); }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.contact-info { display: flex; flex-direction: column; gap: 26px; }
.contact-card {
  display: flex;
  gap: 20px;
  padding: 26px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}
.contact-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.contact-card .icon {
  width: 54px; height: 54px;
  background: rgba(245,166,35,.12);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.contact-card h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 4px;
  letter-spacing: 0;
}
.contact-card p, .contact-card a { color: var(--color-text-soft); font-size: .95rem; word-break: break-word; }

.contact-map {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  min-height: 420px;
  border: 0;
  width: 100%;
}

.company-meta {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 32px;
  margin-top: 30px;
}
.company-meta h3 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 18px;
}
.company-meta dl {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 10px 20px;
}
.company-meta dt {
  font-size: .8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-text-soft);
  font-weight: 600;
}
.company-meta dd { color: var(--color-text); font-weight: 500; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-bg-darker);
  color: var(--color-text-light);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer-grid h4 {
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 22px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.footer-about p { color: var(--color-text-light); margin-top: 18px; font-size: .92rem; }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 12px; font-size: .92rem; }
.footer-grid a { color: var(--color-text-light); }
.footer-grid a:hover { color: var(--color-accent); }
.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  font-size: .92rem;
  align-items: flex-start;
}
.footer-contact-item .icon { color: var(--color-accent); margin-top: 3px; flex-shrink: 0; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 22px 0;
  text-align: center;
  font-size: .85rem;
  color: var(--color-text-light);
}
.footer-bottom span { color: var(--color-accent); }

/* ---------- Icons (inline svg sizing) ---------- */
.icon svg, .feature-icon svg { width: 24px; height: 24px; }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .about-grid { grid-template-columns: 1fr; gap: 50px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .about-images { aspect-ratio: 16/10; max-width: 600px; margin: 0 auto; }
}
@media (max-width: 720px) {
  section { padding: 60px 0; }
  .topbar-info { font-size: .8rem; gap: 14px; }
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    padding: 20px;
    gap: 0;
    border-top: 1px solid var(--color-line);
    box-shadow: var(--shadow-md);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 0; border-bottom: 1px solid var(--color-line); width: 100%; }
  .main-nav a:last-child { border-bottom: 0; }
  .site-header .container { position: relative; }
  .features-grid { grid-template-columns: 1fr; gap: 24px; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .company-meta dl { grid-template-columns: 1fr; gap: 4px 0; }
  .company-meta dt { margin-top: 12px; }
  .hero { min-height: 60vh; }
  .hero p { font-size: 1rem; }
  .cta-band { background-attachment: scroll; }
}