:root {
  --dark-bg: #0f0808;
  --dark-bg-2: #1a0e0e;
  --dark-red: #2a0f0f;
  --red-accent: #c62828;
  --red-hover: #e53935;
  --light-beige: #e8e0d8;
  --light-bg: #f7f3ef;
  --white: #ffffff;
  --text-light: #f0e8e0;
  --text-muted: #a89888;
  --text-dark: #1a1a1a;
  --border-color: #3a2020;
  --card-bg: #1e1010;
  --font: 'Inter', sans-serif;
  --whatsapp-green: #25D366;
  --whatsapp-hover: #20BD5A;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --dur-fast: 160ms;
  --dur-base: 220ms;
  --transition-smooth:
    transform var(--dur-base) var(--ease-out),
    opacity var(--dur-base) var(--ease-out),
    background-color var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--dark-bg); color: var(--text-light); overflow-x: hidden; line-height: 1.6; }
a { text-decoration: none; color: inherit; transition: var(--transition-smooth); }
img { max-width: 100%; height: auto; display: block; }
button { font-family: var(--font); cursor: pointer; }

/* ===== HEADER ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--white); padding: 0 40px; height: 60px;
  display: flex; align-items: center; justify-content: space-between;
  transition: var(--transition-smooth);
}
.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.1); height: 56px; }
.header-logo { display: flex; align-items: center; gap: 8px; transition: var(--transition-smooth); }
.header-logo:hover { transform: scale(1.05); }
.header-logo img { height: 60px; width: auto; }
.header-nav { display: flex; align-items: center; gap: 28px; }
.header-nav a { font-size: 13px; font-weight: 500; color: #333; position: relative; padding: 4px 0; }
.header-nav a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--red-accent); transition: width 0.3s ease; }
.header-nav a:hover::after { width: 100%; }
.header-nav a:hover { color: var(--red-accent); }

/* Dropdown Menu */
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute; top: 100%; left: 0;
  background: var(--white); min-width: 220px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  border-top: 3px solid var(--red-accent);
  opacity: 0; visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition-smooth);
  z-index: 1001;
}
.dropdown:hover .dropdown-menu {
  opacity: 1; visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: block; padding: 12px 20px;
  font-size: 13px; color: #333;
  border-bottom: 1px solid #f0f0f0;
}
.dropdown-menu a:hover {
  background: var(--light-bg);
  color: var(--red-accent);
  padding-left: 24px;
}
.dropdown-menu a:last-child { border-bottom: none; }

.header-right { 
  display: flex; 
  align-items: center; 
  gap: 20px;
  height: 100%;
}
.header-phone { 
  font-size: 13px; 
  color: #555; 
  font-weight: 500; 
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  height: fit-content;
  margin: auto 0;
}
.header-phone:hover { color: var(--red-accent); }
.btn-header {
  background: var(--red-accent); color: var(--white); padding: 10px 22px;
  font-size: 13px; font-weight: 600; border: none; cursor: pointer;
  transition: var(--transition-smooth); display: inline-block; border-radius: 2px;
  align-self: center;
  margin: auto 0;
}
.btn-header:hover { background: var(--red-hover); transform: translateY(-2px); box-shadow: 0 4px 15px rgba(198,40,40,0.4); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 5px; z-index: 1001; }
.hamburger span { width: 24px; height: 2px; background: #333; transition: var(--transition-smooth); transform-origin: center; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== MOBILE NAV ===== */
.mobile-nav {
  display: none; position: fixed; top: 60px; left: 0; right: 0;
  background: var(--white); padding: 0 40px; border-bottom: 1px solid #e0e0e0;
  z-index: 999; flex-direction: column; max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.mobile-nav.open { max-height: 500px; padding: 20px 40px; }
.mobile-nav a { font-size: 15px; font-weight: 500; color: #333; padding: 12px 0; border-bottom: 1px solid #eee; }
.mobile-nav a:hover { color: var(--red-accent); padding-left: 8px; }
.mobile-nav .btn-header { margin-top: 12px; text-align: center; }
.mobile-dropdown { display: none; flex-direction: column; padding-left: 16px; margin-top: 8px; }
.mobile-dropdown.open { display: flex; }
.mobile-dropdown a { font-size: 14px; padding: 8px 0; border: none; }

/* ===== HERO ===== */
.hero {
  position: relative; 
  min-height: 100vh;
  display: flex; 
  flex-direction: column; 
  justify-content: center; 
  align-items: center;
  text-align: center; 
  padding: 120px 40px 60px; 
  overflow: hidden; 
  background: #0f0808;
}
.hero-image-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../images/Scrap Collection & Recycling.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}
/* Transparent overlay - no color */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(15,8,8,0.7) 0%, rgba(15,8,8,0.85) 50%, rgba(15,8,8,0.95) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 730px;
  margin: 0 auto;
}

.hero-breadcrumb { font-size: 11px; color: rgba(255,255,255,0.9); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 12px; }
.hero-breadcrumb span { color: var(--red-accent); }
.hero-sub { font-size: 11px; color: rgba(255,255,255,0.9); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 30px; }
.hero-sub span { color: var(--red-accent); }
.hero h1 { font-size: clamp(30px, 5vw, 54px); font-weight: 800; line-height: 1.15; color: var(--white); margin-bottom: 24px; letter-spacing: -0.5px; }
.hero p { font-size: 16px; color: rgba(255,255,255,0.92); line-height: 1.7; margin-bottom: 36px; max-width: 700px; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 40px; }
.btn-outline {
  background: transparent; color: var(--white); padding: 12px 28px; font-size: 14px;
  font-weight: 500; border: 1px solid rgba(255,255,255,0.5); cursor: pointer;
  transition: var(--transition-smooth); font-family: var(--font); display: inline-block; border-radius: 2px;
}
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.1); transform: translateY(-2px); }
.btn-red {
  background: var(--red-accent); color: var(--white); padding: 12px 28px; font-size: 14px;
  font-weight: 600; border: none; cursor: pointer; transition: var(--transition-smooth);
  font-family: var(--font); display: inline-block; border-radius: 2px;
}
.btn-red:hover { background: var(--red-hover); transform: translateY(-2px); box-shadow: 0 4px 20px rgba(198,40,40,0.5); }
/* Logo Carousel */
.logo-carousel-section { 
  position: relative; 
  z-index: 2; 
  width: 100%; 
  border-top: 1px solid rgba(255,255,255,0.1); 
  padding-top: 20px; 
}
.logo-carousel-label { 
  font-size: 10px; 
  text-transform: uppercase; 
  letter-spacing: 2px; 
  color: rgba(255,255,255,0.6); 
  margin-bottom: 16px; }
.logo-carousel { overflow: hidden; width: 100%; position: relative; }
.logo-carousel::before, .logo-carousel::after { content: ''; position: absolute; top: 0; width: 80px; height: 100%; z-index: 2; pointer-events: none; }
.logo-carousel::before { left: 0; background: linear-gradient(to right, #000, transparent); }
.logo-carousel::after { right: 0; background: linear-gradient(to left, #000, transparent); }
.logo-carousel-track { display: flex; gap: 60px; animation: marquee 25s linear infinite; width: max-content; }
.logo-carousel-track:hover { animation-play-state: paused; }
.logo-carousel-item { font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 2px; white-space: nowrap; transition: var(--transition-smooth); cursor: pointer; }
.logo-carousel-item:hover { color: var(--white); transform: scale(1.05); }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ===== STATS ===== */
.stats-section { background: var(--light-beige); padding: 60px 40px; }
.stats-container { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.stat-item { padding: 30px 40px; border-left: 1px solid #d0c8c0; transition: var(--transition-smooth); cursor: default; position: relative; }
.stat-item:first-child { border-left: 3px solid #d0c8c0; }
.stat-item:hover { background: rgba(255,255,255,0.6); transform: translateY(-4px); box-shadow: 0 8px 25px rgba(0,0,0,0.08); }
.stat-number { 
  font-size: 48px; 
  font-weight: 800; 
  color: var(--text-dark); 
  line-height: 1; 
  margin-bottom: 8px; 
  transition: var(--transition-smooth); 
  display: block; 
  transition: color 0.3s ease;
}
.stat-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: #b62525; margin-bottom: 8px; }
.stat-desc { font-size: 13px; color: #666; line-height: 1.5; }
.stat-item:hover .stat-number {
  color: var(--red-accent);
}

/* ===== SECTIONS ===== */
.section-dark { background: var(--dark-bg); padding: 100px 40px; }
/* FAQ section only: white background */
#faq { background: var(--white); }
.section-dark-red { background: var(--dark-red); padding: 100px 40px; }
.section-light { background: var(--light-bg); padding: 100px 40px; }
.section-container { max-width: 1200px; margin: 0 auto; }
.section-number { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; color: var(--red-accent); margin-bottom: 16px; }
.section-title { font-size: clamp(28px, 4vw, 42px); font-weight: 800; line-height: 1.2; margin-bottom: 24px; }
.section-title-dark { color: var(--white); }
.section-title-light { color: var(--text-dark); }

/* Service Grid */
.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.service-text p { font-size: 15px; color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; }
.service-text p:last-child { margin-bottom: 0; }

/* Materials Section */
.materials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 40px; }
.material-column h4 { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--text-muted); margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--text-dark); }
/* The markup uses .materials-grid > .fade-in-left/.fade-in-right, not
   .material-column — that selector above never matches, so the h4 was
   falling through to body's near-white --text-light on a near-white
   card, invisible at 1.1:1. This is the selector that actually reaches it. */
/* var(--text-muted) is correct everywhere else in this file (dark
   sections/footer/CTA) but #materials is a .section-light — 1.1:1
   there. Scoped override instead of touching the shared token. */
.materials-grid h4 { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: #706152; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--text-dark); }
.material-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.material-tag {
  padding: 10px 18px; background: var(--white); border: 1px solid #e0d8d0;
  font-size: 13px; font-weight: 500; color: var(--text-dark); cursor: default;
  transition: var(--transition-smooth); border-radius: 2px;
}
.material-tag:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }

/* Why Section */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 40px; padding-top: 40px; border-top: 1px solid var(--border-color); }
.why-num { font-size: 12px; font-weight: 700; color: var(--red-accent); margin-bottom: 12px; }
.why-item h4 { font-size: 16px; font-weight: 700; color: var(--white); margin-bottom: 12px; line-height: 1.3; }
.why-item p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* FAQ */
.faq-list { max-width: 800px; margin: 40px auto 0; }
.faq-item { border: 1px solid var(--border-color); margin-bottom: 12px; background: var(--card-bg); transition: var(--transition-smooth); overflow: hidden; }
.faq-item:hover { border-color: var(--red-accent); box-shadow: 0 4px 15px rgba(0,0,0,0.2); }
.faq-question {
  padding: 20px 24px; display: flex; justify-content: space-between; align-items: center;
  cursor: pointer; font-size: 15px; font-weight: 600; color: var(--white);
  transition: var(--transition-smooth); user-select: none;
}
.faq-question:hover { color: var(--red-accent); }
.faq-icon { font-size: 20px; color: var(--red-accent); transition: transform 0.3s ease; flex-shrink: 0; margin-left: 16px; font-weight: 300; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  opacity: 0;
  transition:
    grid-template-rows var(--dur-base) var(--ease-out),
    opacity 200ms var(--ease-out);
}

.faq-answer > * { min-height: 0; }

.faq-item.active .faq-answer {
  grid-template-rows: 1fr;
  opacity: 1;
}

.faq-item.active .faq-answer > * { padding: 0 24px 20px; }
.faq-answer p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

/* CTA Section */
.cta-section { background: var(--dark-red); padding: 100px 40px; }
.cta-container { max-width: 1000px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.cta-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; color: var(--red-accent); margin-bottom: 16px; }
.cta-title { font-size: clamp(28px, 3.5vw, 40px); font-weight: 800; color: var(--white); line-height: 1.2; margin-bottom: 20px; }
.cta-desc { font-size: 15px; color: var(--text-muted); line-height: 1.7; margin-bottom: 30px; }
.cta-steps-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; color: var(--text-muted); margin-bottom: 24px; }
.cta-step { padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,0.1); transition: var(--transition-smooth); cursor: pointer; }
.cta-step:hover { padding-left: 12px; }
.cta-step:last-child { border-bottom: none; }
.cta-step-num { font-size: 12px; font-weight: 700; color: var(--red-accent); margin-bottom: 6px; }
.cta-step h4 { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 6px; }
.cta-step p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ===== FOOTER ===== */
.footer { background: #0a0505; padding: 60px 40px 30px; border-top: 1px solid var(--border-color); }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; margin-bottom: 40px; }
.footer-logo img { 
  height: 80px; 
  margin-bottom: 16px; 
  transition: var(--transition-smooth);
}
.footer-logo:hover img { transform: scale(1.05); }
.footer-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.footer-cr { font-size: 11px; color: #555; }
.footer-heading { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--text-muted); margin-bottom: 20px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 13px; color: var(--text-muted); display: inline-block; }
.footer-links a:hover { color: var(--white); transform: translateX(6px); }
.footer-contact p { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; line-height: 1.6; }
.footer-contact a { color: var(--text-muted); }
.footer-contact a:hover { color: var(--white); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto; padding-top: 20px;
  border-top: 1px solid var(--border-color);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
}
.footer-bottom p { font-size: 12px; color: #555; }
.footer-bottom .dev-credit span { color: var(--red-accent); font-weight: 600; }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float { position: fixed; bottom: 30px; right: 30px; z-index: 998; display: flex; align-items: center; gap: 12px; }
.whatsapp-btn {
  width: 60px; height: 60px; background: var(--whatsapp-green); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  transition: var(--transition-smooth); box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  position: relative; text-decoration: none;
}
.whatsapp-btn::before {
  content: ''; position: absolute; width: 100%; height: 100%; border-radius: 50%;
  background: var(--whatsapp-green); animation: wa-pulse 2s ease-out infinite; z-index: -1;
}
.whatsapp-btn:hover { background: var(--whatsapp-hover); transform: scale(1.1); box-shadow: 0 6px 25px rgba(37,211,102,0.6); }
.whatsapp-btn svg { width: 30px; height: 30px; fill: var(--white); }
.whatsapp-tooltip {
  background: var(--white); color: var(--text-dark); padding: 10px 16px; border-radius: 8px;
  font-size: 13px; font-weight: 600; box-shadow: 0 4px 15px rgba(0,0,0,0.15);
  white-space: nowrap; opacity: 0; transform: translateX(10px);
  transition: var(--transition-smooth); pointer-events: none;
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(0); }
@keyframes wa-pulse { 0% { transform: scale(1); opacity: 0.6; } 100% { transform: scale(1.8); opacity: 0; } }

/* Scroll Top */
.scroll-top {
  position: fixed; bottom: 100px; right: 36px; width: 44px; height: 44px;
  background: var(--red-accent); color: var(--white); border: none; border-radius: 50%;
  cursor: pointer; font-size: 18px; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--transition-smooth); z-index: 997;
  box-shadow: 0 4px 15px rgba(198,40,40,0.4);
}
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--red-hover); transform: translateY(-3px); }

/* ===== ANIMATIONS ===== */
.fade-in { opacity: 0; transform: translateY(16px); transition: opacity 420ms var(--ease-out), transform 420ms var(--ease-out); }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-left { opacity: 0; transform: translateY(16px); transition: opacity 420ms var(--ease-out), transform 420ms var(--ease-out); }
.fade-in-left.visible { opacity: 1; transform: translateY(0); }
.fade-in-right { opacity: 0; transform: translateY(16px); transition: opacity 420ms var(--ease-out), transform 420ms var(--ease-out); }
.fade-in-right.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 60ms; } .delay-2 { transition-delay: 120ms; } .delay-3 { transition-delay: 180ms; }
.delay-4 { transition-delay: 180ms; } .delay-5 { transition-delay: 180ms; } .delay-6 { transition-delay: 180ms; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .service-grid, .materials-grid { grid-template-columns: 1fr; gap: 40px; }
  .why-grid { grid-template-columns: 1fr; gap: 30px; }
  .cta-container { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .stats-container { grid-template-columns: 1fr; }
  .stat-item { border-left: 3px solid #d0c8c0 !important; padding: 24px 20px; border-bottom: 1px solid #d0c8c0; }
  .stat-item:last-child { border-bottom: none; }
}
@media (max-width: 768px) {
  .header { padding: 0 20px; }
  .header-nav, .header-phone, .header-right .btn-header { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }
  .dropdown-menu { display: none; position: static; box-shadow: none; border: none; padding: 0; opacity: 1; visibility: visible; transform: none; }
  .dropdown:hover .dropdown-menu { display: none; }
  .mobile-dropdown.open { display: flex; }
  .hero { padding: 120px 24px 80px; min-height: 75vh; }
  .hero-diagonal { width: 80px; height: 80px; }
  .hero h1 { font-size: 28px; }
  .hero-bottom-strip { padding: 20px; flex-direction: column; gap: 15px; text-align: center; }
  .strip-divider { display: none; }
  .section-dark, .section-dark-red, .section-light, .cta-section { padding: 60px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .whatsapp-float { bottom: 20px; right: 20px; }
  .whatsapp-btn { width: 54px; height: 54px; }
  .whatsapp-btn svg { width: 26px; height: 26px; }
  .scroll-top { bottom: 90px; right: 26px; width: 40px; height: 40px; }
  .whatsapp-tooltip { display: none; }
  .hero-buttons { flex-direction: column; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 26px; }
  .section-title { font-size: 24px; }
}

/* FAQ white-background text adjustments — FAQ only */
#faq .section-title-dark { color: var(--text-dark); }
#faq .faq-item { background: var(--white); border-color: #e0d8d0; }
#faq .faq-question { color: var(--text-dark); }
#faq .faq-answer p { color: #666; }