/* ============================================================
   BuildCraft Constructions — Global Stylesheet
   Theme: Dark + Yellow/Orange accent | Glassmorphism
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --primary: #f5a623;
  --primary-dark: #d4880a;
  --accent: #ff6b35;
  --dark: #0a0a0a;
  --dark-2: #111111;
  --dark-3: #1a1a1a;
  --dark-4: #222222;
  --glass: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --text-light: #f0f0f0;
  --text-muted: #aaaaaa;
  --text-muted2: #777777;
  --white: #ffffff;
  --card-bg: #161616;
  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 20px 60px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(245,166,35,0.15);
}

/* ---------- Base Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--text-light);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
h1,h2,h3,h4,h5 { font-family: var(--font-heading); line-height: 1.2; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark-2); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ---------- Typography ---------- */
.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
  display: block;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.25rem;
}
.section-title span { color: var(--primary); }
.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
}
.text-center { text-align: center; }
.text-center .section-desc { margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 2rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--dark);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  border-radius: 50px;
  transition: var(--transition);
  box-shadow: 0 8px 25px rgba(245,166,35,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(245,166,35,0.5);
  color: var(--dark);
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 2rem;
  border: 2px solid var(--primary);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 50px;
  transition: var(--transition);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245,166,35,0.3);
}
.btn-sm { padding: 0.6rem 1.4rem; font-size: 0.85rem; }

/* ---------- Layout ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 100px 0; }
.section-sm { padding: 60px 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* ---------- Navbar ---------- */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 1.2rem 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.75) 0%, transparent 100%);
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(10,10,10,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 0.75rem 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.6);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
}
.nav-logo span { color: var(--primary); }
.nav-links {
  display: flex; align-items: center; gap: 2rem;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  color: var(--white);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta { margin-left: 1rem; }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  width: 28px; cursor: pointer;
}
.hamburger span {
  display: block; height: 2px; background: var(--white);
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-menu {
  display: none;
  position: fixed; top: 70px; left: 0; right: 0;
  background: rgba(10,10,10,0.98);
  backdrop-filter: blur(20px);
  padding: 2rem 1.5rem;
  border-bottom: 1px solid var(--glass-border);
  z-index: 999;
  flex-direction: column; gap: 1.5rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { font-size: 1.1rem; font-weight: 500; color: var(--text-muted); }
.mobile-menu a:hover { color: var(--primary); }

/* ---------- Glass Card ---------- */
.glass-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}
.glass-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(245,166,35,0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* ---------- Dark Card ---------- */
.dark-card {
  background: var(--card-bg);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}
.dark-card:hover {
  border-color: rgba(245,166,35,0.25);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4), var(--shadow-glow);
}

/* ---------- Section Divider ---------- */
.divider {
  width: 60px; height: 3px;
  background: linear-gradient(to right, var(--primary), var(--accent));
  margin-bottom: 1.5rem;
  border-radius: 2px;
}
.divider-center { margin-left: auto; margin-right: auto; }

/* ---------- Tag Badge ---------- */
.tag {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  background: rgba(245,166,35,0.12);
  border: 1px solid rgba(245,166,35,0.3);
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- Stat Highlight ---------- */
.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ---------- Image Overlay Card ---------- */
.img-card {
  position: relative; overflow: hidden;
  border-radius: var(--radius-lg);
}
.img-card img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s ease;
}
.img-card:hover img { transform: scale(1.05); }
.img-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 60%);
  padding: 1.5rem;
  display: flex; flex-direction: column; justify-content: flex-end;
}

/* ---------- Section Bg Variants ---------- */
.bg-dark-2 { background: var(--dark-2); }
.bg-dark-3 { background: var(--dark-3); }

/* ---------- Icon Box ---------- */
.icon-box {
  width: 64px; height: 64px;
  background: rgba(245,166,35,0.12);
  border: 1px solid rgba(245,166,35,0.2);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 1.25rem;
  transition: var(--transition);
}
.dark-card:hover .icon-box,
.glass-card:hover .icon-box {
  background: rgba(245,166,35,0.2);
  box-shadow: 0 0 20px rgba(245,166,35,0.25);
}

/* ---------- Accordion ---------- */
.accordion-item {
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 0.75rem;
}
.accordion-header {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: var(--card-bg);
  color: var(--text-light);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  transition: var(--transition);
}
.accordion-header:hover { background: var(--dark-4); color: var(--primary); }
.accordion-header .acc-icon {
  font-size: 0.9rem; transition: transform 0.3s ease;
}
.accordion-header.open .acc-icon { transform: rotate(180deg); }
.accordion-body {
  display: none;
  padding: 1.25rem 1.5rem;
  background: rgba(22,22,22,0.8);
  color: var(--text-muted);
  font-size: 0.95rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.accordion-body.open { display: block; }

/* ---------- Form Controls ---------- */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-size: 0.85rem; font-weight: 600;
  color: var(--text-muted); margin-bottom: 0.5rem;
  text-transform: uppercase; letter-spacing: 0.08em;
}
.form-control {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  color: var(--text-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(245,166,35,0.05);
  box-shadow: 0 0 0 3px rgba(245,166,35,0.1);
}
.form-control::placeholder { color: var(--text-muted2); }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-error { display: block; font-size: 0.8rem; color: #e74c3c; margin-top: 0.35rem; min-height: 1rem; }
.form-control.error { border-color: #e74c3c; }
.form-control.success { border-color: #27ae60; }
.required { color: var(--primary); }
.btn-wide { width: 100%; justify-content: center; }
select.form-control { cursor: pointer; }
select.form-control option { background: var(--dark-2); color: var(--text-light); }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark-2);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 4rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem; font-weight: 700; color: var(--white);
  margin-bottom: 1rem; display: block;
}
.footer-logo span { color: var(--primary); }
.footer-desc { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.25rem; }
.social-links { display: flex; gap: 0.75rem; }
.social-link {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-size: 0.9rem;
  transition: var(--transition);
}
.social-link:hover { background: var(--primary); border-color: var(--primary); color: var(--dark); transform: translateY(-2px); }
.footer-heading { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; color: var(--primary); margin-bottom: 1.25rem; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a { color: var(--text-muted); font-size: 0.9rem; }
.footer-links a:hover { color: var(--primary); padding-left: 4px; }
.footer-contact-item { display: flex; gap: 0.75rem; align-items: flex-start; margin-bottom: 0.85rem; }
.footer-contact-item i { color: var(--primary); margin-top: 3px; font-size: 0.9rem; }
.footer-contact-item span { color: var(--text-muted); font-size: 0.9rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
}
.footer-copy { color: var(--text-muted2); font-size: 0.85rem; }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { color: var(--text-muted2); font-size: 0.85rem; }
.footer-legal a:hover { color: var(--primary); }

/* ---------- WhatsApp Float ---------- */
.whatsapp-float {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 900;
  width: 54px; height: 54px;
  background: #25d366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: #fff;
  box-shadow: 0 6px 20px rgba(37,211,102,0.4);
  animation: pulse-green 2.5s infinite;
  transition: var(--transition);
}
.whatsapp-float:hover { transform: scale(1.1); background: #20c05a; }
@keyframes pulse-green {
  0%,100% { box-shadow: 0 6px 20px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 6px 30px rgba(37,211,102,0.7); }
}

/* ---------- Back To Top ---------- */
#back-to-top {
  position: fixed; bottom: 2rem; left: 2rem; z-index: 900;
  width: 44px; height: 44px;
  background: rgba(245,166,35,0.15);
  border: 1px solid rgba(245,166,35,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-size: 0.9rem;
  opacity: 0; pointer-events: none; transition: var(--transition);
}
#back-to-top.visible { opacity: 1; pointer-events: all; }
#back-to-top:hover { background: var(--primary); color: var(--dark); }

/* ---------- AOS Overrides ---------- */
[data-aos] { pointer-events: auto !important; }

/* ---------- Hero Common ---------- */
.page-hero {
  min-height: 50vh;
  display: flex; align-items: flex-end;
  padding-bottom: 4rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-3) 100%);
}
.page-hero-img {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0.25;
}
.page-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--dark) 30%, transparent 100%);
}
.page-hero-content { position: relative; z-index: 2; padding-top: 120px; }
.page-hero-eyebrow { margin-bottom: 0.75rem; }
.page-hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: var(--white); margin-bottom: 1rem;
}
.page-hero p { font-size: 1.1rem; color: var(--text-muted); max-width: 560px; }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.85rem; color: var(--text-muted2);
  margin-top: 1rem;
}
.breadcrumb a { color: var(--text-muted2); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--text-muted2); }
.breadcrumb .current { color: var(--primary); }

/* ---------- Divider Line ---------- */
.line-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.08), transparent);
  margin: 0;
}

/* ---------- Highlight Tag ---------- */
.highlight { color: var(--primary); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 70px 0; }
  .grid-2 { grid-template-columns: 1fr; gap: 2rem; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .section { padding: 50px 0; }
  .btn-primary, .btn-outline { padding: 0.75rem 1.5rem; font-size: 0.85rem; }
}