/* ============================================================
   LALJI PANDEY SCRAP TRADERS — Premium Industrial Website
   Design: Dark Charcoal + Copper-Orange Accent
   Font: Space Grotesk (Headlines) + Inter (Body)
   ============================================================ */

/* ---- DESIGN TOKENS ---- */
:root {
  --bg-primary:     #111214;
  --bg-secondary:   #181a1d;
  --bg-card:        #1e2126;
  --bg-card-hover:  #252930;
  --text-primary:   #f0f0f0;
  --text-secondary: #9ca3b0;
  --text-muted:     #5a6070;
  --accent:         #d4743a;
  --accent-light:   #e8934e;
  --accent-glow:    rgba(212, 116, 58, 0.25);
  --accent-subtle:  rgba(212, 116, 58, 0.12);
  --glass-bg:       rgba(255,255,255,0.04);
  --glass-border:   rgba(255,255,255,0.08);
  --border:         rgba(255,255,255,0.07);
  --whatsapp:       #25d366;
  --whatsapp-dark:  #1da851;
  --success:        #2ecc71;
  --font-head:      'Space Grotesk', sans-serif;
  --font-body:      'Inter', sans-serif;
  --radius-sm:      8px;
  --radius-md:      14px;
  --radius-lg:      22px;
  --radius-xl:      32px;
  --shadow-card:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-accent:  0 8px 32px rgba(212, 116, 58, 0.3);
  --transition:     0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container-max:  1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.4rem); font-weight: 600; }

/* ---- UTILITIES ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
}

.accent-text { color: var(--accent); }
.accent-gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent-light), #f5c27a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- SECTION HEADER ---- */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-subtle);
  border: 1px solid rgba(212, 116, 58, 0.3);
  padding: 0.35em 1.2em;
  border-radius: 100px;
  margin-bottom: 1.2rem;
}
.section-header h2 { margin-bottom: 1rem; }
.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85em 1.8em;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  min-height: 44px;
  box-shadow: var(--shadow-accent);
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(212, 116, 58, 0.45); }
.btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--whatsapp);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85em 1.8em;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  min-height: 44px;
}
.btn-secondary:hover { background: var(--whatsapp-dark); transform: translateY(-2px); }
.btn-secondary:focus-visible { outline: 2px solid var(--whatsapp); outline-offset: 3px; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.82em 1.8em;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--glass-border);
  cursor: pointer;
  transition: var(--transition);
  min-height: 44px;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-subtle); }
.btn-outline:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.btn-full { width: 100%; justify-content: center; font-size: 1rem; padding: 1em 2em; }
.btn-sm { font-size: 0.82rem; padding: 0.6em 1.2em; }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}
.navbar.scrolled {
  background: rgba(17, 18, 20, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
  padding: 0.65rem 0;
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}
.logo-icon {
  font-size: 1.5rem;
  color: var(--accent);
  line-height: 1;
}
.logo-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: var(--text-primary);
}
.logo-text .accent { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 2rem;
  margin-left: auto;
}
.nav-links a {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { transform: scaleX(1); }

.btn-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.55em 1.2em;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  flex-shrink: 0;
  min-height: 36px;
  white-space: nowrap;
}
.btn-nav:hover { background: var(--accent-light); transform: translateY(-1px); }
.btn-nav:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(17, 18, 20, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}
.mobile-menu ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0 2rem;
}
.mobile-link {
  display: block;
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 0.5rem 2rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  width: 100%;
  text-align: center;
}
.mobile-link:hover { color: var(--accent); background: var(--accent-subtle); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg-primary);
}

.hero-geometric-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}
.hero-geometric-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom right, rgba(99, 102, 241, 0.05), transparent, rgba(244, 63, 94, 0.05));
  filter: blur(40px);
}
.elegant-shape {
  position: absolute;
  animation: floatContinuous 12s ease-in-out infinite;
  z-index: 1;
}
.elegant-shape .shape-inner {
  position: absolute;
  inset: 0;
  border-radius: 500px;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  border: 2px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 32px 0 rgba(255, 255, 255, 0.1);
  animation: fadeUpRotate 2.4s cubic-bezier(0.23, 0.86, 0.39, 0.96) forwards;
  opacity: 0;
}
.elegant-shape .shape-inner::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 500px;
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.2), transparent 70%);
}

.shape-1 { left: -5%; top: 20%; width: 600px; height: 140px; }
.shape-1 .shape-inner {
  background: linear-gradient(to right, transparent, rgba(99, 102, 241, 0.15));
  --target-rotate: 12deg;
  animation-delay: 0.3s;
}

.shape-2 { right: 0%; top: 75%; width: 500px; height: 120px; }
.shape-2 .shape-inner {
  background: linear-gradient(to right, transparent, rgba(244, 63, 94, 0.15));
  --target-rotate: -15deg;
  animation-delay: 0.5s;
}

.shape-3 { left: 10%; bottom: 10%; width: 300px; height: 80px; }
.shape-3 .shape-inner {
  background: linear-gradient(to right, transparent, rgba(139, 92, 246, 0.15));
  --target-rotate: -8deg;
  animation-delay: 0.4s;
}

.shape-4 { right: 20%; top: 15%; width: 200px; height: 60px; }
.shape-4 .shape-inner {
  background: linear-gradient(to right, transparent, rgba(245, 158, 11, 0.15));
  --target-rotate: 20deg;
  animation-delay: 0.6s;
}

.shape-5 { left: 25%; top: 10%; width: 150px; height: 40px; }
.shape-5 .shape-inner {
  background: linear-gradient(to right, transparent, rgba(6, 182, 212, 0.15));
  --target-rotate: -25deg;
  animation-delay: 0.7s;
}

@keyframes fadeUpRotate {
  0% {
    opacity: 0;
    transform: translateY(-150px) rotate(calc(var(--target-rotate) - 15deg));
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotate(var(--target-rotate));
  }
}

@keyframes floatContinuous {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(15px); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 80% at 60% 50%, rgba(212, 116, 58, 0.08) 0%, transparent 70%),
    linear-gradient(180deg, rgba(17,18,20,0.3) 0%, rgba(17,18,20,0.8) 80%, var(--bg-primary) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: clamp(7rem, 15vw, 10rem) clamp(1rem, 4vw, 2.5rem) clamp(4rem, 8vw, 6rem);
  width: 100%;
}

.hero-content .reveal-up {
  transition-duration: 1s;
}
.hero-content .reveal-up:nth-child(1) { transition-delay: 0.5s; }
.hero-content .reveal-up:nth-child(2) { transition-delay: 0.7s; }
.hero-content .reveal-up:nth-child(3) { transition-delay: 0.9s; }
.hero-content .reveal-up:nth-child(4) { transition-delay: 1.1s; }
.hero-content .reveal-up:nth-child(5) { transition-delay: 1.3s; }

.text-gradient-custom {
  background: linear-gradient(to right, #93c5fd, #f9a8d4, #fca5a5);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.btn-pill-white,
.btn-pill-green,
.btn-pill-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  text-decoration: none;
}

.btn-pill-white {
  background: #ffffff;
  color: #000000;
}
.btn-pill-white:hover {
  background: rgba(255, 255, 255, 0.9);
}

.btn-pill-green {
  background: rgba(37, 211, 102, 0.1);
  color: #25D366;
  border: 1px solid rgba(37, 211, 102, 0.2);
}
.btn-pill-green:hover {
  background: rgba(37, 211, 102, 0.2);
}

.btn-pill-outline {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.btn-pill-outline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 100px;
  padding: 0.4em 1em;
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.5rem;
}
.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #ef4444;
}

.hero-title {
  max-width: 1000px;
  margin-bottom: 1.2rem;
  color: var(--text-primary);
  font-size: clamp(3rem, 6vw, 5.5rem);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero-sub {
  max-width: 650px;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  margin: 0 auto 2.5rem;
  line-height: 1.6;
  font-weight: 300;
}
.hero-sub strong { color: #fff; font-weight: 500; }

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
  justify-content: center;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
  margin-top: 1rem;
}
.trust-text {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,0.4);
  font-size: 0.85rem;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  right: clamp(1rem, 4vw, 2.5rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
  opacity: 0.45;
}
.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
.hero-scroll-hint span {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  writing-mode: vertical-lr;
  font-family: var(--font-head);
  color: var(--text-muted);
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  padding: 3.5rem 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.stat-item {
  flex: 1;
  min-width: 140px;
  text-align: center;
  padding: 1.5rem 2rem;
}
.stat-number {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.4rem;
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 50px;
  background: var(--border);
  flex-shrink: 0;
}

.owners-strip {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  max-width: 640px;
  margin: 0 auto;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.8rem;
}
.owners-avatar {
  display: flex;
  gap: -0.5rem;
  flex-shrink: 0;
}
.owners-avatar span {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  border: 2px solid var(--bg-secondary);
}
.owners-strip p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.owners-strip strong { color: var(--text-primary); }

/* ============================================================
   MATERIALS
   ============================================================ */
.materials {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}

.material-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.8rem 1.6rem;
  transition: var(--transition);
  cursor: default;
  position: relative;
  overflow: hidden;
}
.material-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent-subtle), transparent) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition);
}
.material-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 0 1px var(--accent-glow);
}
.material-card:hover::before { opacity: 1; }
.material-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.material-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
}
.iron-icon   { background: rgba(107,114,128,0.2); color: #9ca3af; }
.copper-icon { background: rgba(212,116,58,0.2);  color: var(--accent); }
.alum-icon   { background: rgba(148,163,184,0.2); color: #94a3b8; }
.brass-icon  { background: rgba(202,170,56,0.2);  color: #caaa38; }
.ewaste-icon { background: rgba(16,185,129,0.2);  color: #10b981; }
.lead-icon   { background: rgba(99,102,241,0.2);  color: #8b8ff8; }
.mixed-icon  { background: rgba(236,72,153,0.2);  color: #ec4899; }
.question-icon { background: var(--accent-subtle); color: var(--accent); }
.ms-icon     { background: rgba(59,130,246,0.2);  color: #3b82f6; }
.gi-icon     { background: rgba(34,211,238,0.2);  color: #22d3ee; }
.ci-icon     { background: rgba(168,85,247,0.2);  color: #a855f7; }
.hms-icon    { background: rgba(239,68,68,0.2);   color: #ef4444; }
.battery-icon { background: rgba(251,191,36,0.2); color: #fbbf24; }
.plastic-icon { background: rgba(244,114,182,0.2); color: #f472b6; }
.vehicle-icon { background: rgba(20,184,166,0.2); color: #14b8a6; }

.material-card h3 { margin-bottom: 0.5rem; color: var(--text-primary); }
.material-card p  { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 1rem; line-height: 1.6; }

.material-abbr {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-light);
  background: var(--accent-subtle);
  border: 1px solid rgba(212, 116, 58, 0.25);
  border-radius: 4px;
  padding: 0.15em 0.55em;
  margin-bottom: 0.6rem;
}
.material-card--cta {
  background: linear-gradient(135deg, rgba(212,116,58,0.1), rgba(212,116,58,0.04));
  border-color: rgba(212,116,58,0.25);
  display: flex;
  flex-direction: column;
}
.material-card--cta .btn-primary { margin-top: auto; }

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.step {
  padding: 2.5rem 2rem;
  position: relative;
  text-align: center;
  border-right: 1px solid var(--border);
  transition: var(--transition);
}
.step:last-child { border-right: none; }
.step:hover { background: var(--glass-bg); border-radius: var(--radius-md); }
.step:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius-md); }

.step-number {
  font-family: var(--font-head);
  font-size: 5rem;
  font-weight: 800;
  color: rgba(212,116,58,0.07);
  line-height: 1;
  position: absolute;
  top: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  letter-spacing: -0.05em;
  pointer-events: none;
  user-select: none;
}

.step-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent-subtle);
  border: 1.5px solid rgba(212,116,58,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin: 0 auto 1.2rem;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.step:hover .step-icon {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-accent);
}

.step h3 { margin-bottom: 0.65rem; }
.step p  { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; }

/* ============================================================
   WHY US — GLASSMORPHISM CARDS
   ============================================================ */
.why-us {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}

.why-card {
  padding: 2rem 1.8rem;
  cursor: default;
}
.why-card:hover {
  background: rgba(255,255,255,0.06);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), 0 0 0 1px var(--accent-glow);
  border-color: rgba(212,116,58,0.2);
}
.why-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.why-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--accent-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1.2rem;
  transition: var(--transition);
}
.why-card:hover .why-icon { background: var(--accent); color: #fff; }
.why-card h3 { margin-bottom: 0.6rem; }
.why-card p  { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; }

/* ============================================================
   GALLERY
   ============================================================ */
.gallery {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: 400px;
  gap: 1rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  cursor: pointer;
}
.gallery-item.gallery-item--large { grid-row: span 1; }

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.gallery-item:hover img { transform: scale(1.05); }

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.2rem 1.5rem;
  background: linear-gradient(0deg, rgba(0,0,0,0.75) 0%, transparent 100%);
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  transform: translateY(4px);
  opacity: 0.8;
  transition: var(--transition);
}
.gallery-item:hover .gallery-caption { transform: translateY(0); opacity: 1; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.testimonials-carousel {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  gap: 1.5rem;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 1rem);
  padding: 2rem;
  border-radius: var(--radius-md);
}

.stars {
  color: var(--accent);
  font-size: 1.1rem;
  letter-spacing: 0.15em;
  margin-bottom: 1.2rem;
}

.testimonial-card blockquote p {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.8rem;
  color: #fff;
  flex-shrink: 0;
}
.testimonial-author strong { display: block; font-size: 0.9rem; }
.testimonial-author span  { font-size: 0.78rem; color: var(--text-muted); }

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.5rem;
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.carousel-btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.carousel-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.carousel-dots {
  display: flex;
  gap: 0.5rem;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  padding: 0;
  min-width: 8px;
  min-height: 8px;
}
.dot.active { background: var(--accent); width: 24px; border-radius: 4px; }

/* ============================================================
   SERVICE AREA
   ============================================================ */
.service-area {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.area-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.area-zones h3 {
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
}

.zones-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.zone-tag {
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 0.35em 0.9em;
  color: var(--text-secondary);
  transition: var(--transition);
  cursor: default;
}
.zone-tag:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-subtle); }
.zone-tag:first-child { border-color: var(--accent); color: var(--accent); }

.area-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.area-map {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}
.area-map iframe {
  filter: grayscale(60%) invert(1) hue-rotate(175deg) brightness(0.85);
  border-radius: var(--radius-md);
}

/* ============================================================
   CONTACT / QUOTE
   ============================================================ */
.contact {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 3rem;
  align-items: start;
}

.quote-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1rem;
}
.form-group:last-of-type { margin-bottom: 0; }

label {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

input[type="text"],
input[type="tel"],
select,
textarea {
  background: var(--bg-secondary);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.75em 1em;
  transition: var(--transition);
  width: 100%;
  min-height: 44px;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
input::placeholder, textarea::placeholder { color: var(--text-muted); }
select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239ca3b0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1em center; padding-right: 2.5em; cursor: pointer; }
select option { background: var(--bg-card); }
textarea { resize: vertical; min-height: 90px; }

.form-success {
  display: none;
  align-items: center;
  gap: 0.75rem;
  background: rgba(46, 204, 113, 0.1);
  border: 1px solid rgba(46, 204, 113, 0.3);
  border-radius: var(--radius-sm);
  color: var(--success);
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.9em 1.2em;
  margin-top: 1rem;
}
.form-success.show { display: flex; animation: fadeIn 0.5s ease; }

.contact-info { display: flex; flex-direction: column; gap: 0; }

.contact-direct h3 { margin-bottom: 1.5rem; font-size: 1.3rem; }

.contact-method {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.4rem;
  margin-bottom: 0.8rem;
  transition: var(--transition);
  cursor: pointer;
}
.contact-method:hover { transform: translateX(4px); }
.contact-method:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.whatsapp-btn { border-color: rgba(37, 211, 102, 0.25); }
.whatsapp-btn:hover { background: rgba(37, 211, 102, 0.08); border-color: var(--whatsapp); }

.call-btn:hover { background: var(--accent-subtle); border-color: var(--accent); }

.contact-method-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.whatsapp-btn .contact-method-icon { background: rgba(37, 211, 102, 0.15); color: var(--whatsapp); }
.call-btn .contact-method-icon { background: var(--accent-subtle); color: var(--accent); }

.contact-method strong { display: block; font-family: var(--font-head); font-size: 0.95rem; margin-bottom: 0.15rem; }
.contact-method span  { font-size: 0.82rem; color: var(--text-muted); }

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.88rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
}
.contact-info-item:last-child { border-bottom: none; }
.contact-info-item svg { flex-shrink: 0; color: var(--accent); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 3rem;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 1rem 0 1.5rem;
  line-height: 1.7;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 0.6rem;
}
.social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
}
.social-link:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-subtle); }
.social-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.footer-col h4 {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--accent); }
.footer-contact-list li {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.footer-bottom {
  text-align: center;
}
.footer-bottom p {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.disclaimer { font-size: 0.72rem !important; opacity: 0.7; }

/* ============================================================
   MOBILE STICKY BAR
   ============================================================ */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: rgba(17,18,20,0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border);
  padding: 0.75rem 1rem;
  gap: 0.75rem;
}

.sticky-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  padding: 0.85em;
  min-height: 52px;
  transition: var(--transition);
}

.sticky-call {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
}
.sticky-call:hover { opacity: 0.9; }

.sticky-whatsapp {
  background: var(--whatsapp);
  color: #fff;
}
.sticky-whatsapp:hover { background: var(--whatsapp-dark); }

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s cubic-bezier(0.4,0,0.2,1), transform 0.65s cubic-bezier(0.4,0,0.2,1);
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children inside grids */
.materials-grid .reveal-up:nth-child(2) { transition-delay: 0.06s; }
.materials-grid .reveal-up:nth-child(3) { transition-delay: 0.12s; }
.materials-grid .reveal-up:nth-child(4) { transition-delay: 0.18s; }
.materials-grid .reveal-up:nth-child(5) { transition-delay: 0.24s; }
.materials-grid .reveal-up:nth-child(6) { transition-delay: 0.30s; }
.materials-grid .reveal-up:nth-child(7) { transition-delay: 0.36s; }
.materials-grid .reveal-up:nth-child(8) { transition-delay: 0.42s; }
.materials-grid .reveal-up:nth-child(9) { transition-delay: 0.48s; }
.materials-grid .reveal-up:nth-child(10) { transition-delay: 0.54s; }
.materials-grid .reveal-up:nth-child(11) { transition-delay: 0.60s; }
.materials-grid .reveal-up:nth-child(12) { transition-delay: 0.66s; }

.steps-container .reveal-up:nth-child(2) { transition-delay: 0.1s; }
.steps-container .reveal-up:nth-child(3) { transition-delay: 0.2s; }
.steps-container .reveal-up:nth-child(4) { transition-delay: 0.3s; }

.why-grid .reveal-up:nth-child(2) { transition-delay: 0.07s; }
.why-grid .reveal-up:nth-child(3) { transition-delay: 0.14s; }
.why-grid .reveal-up:nth-child(4) { transition-delay: 0.21s; }
.why-grid .reveal-up:nth-child(5) { transition-delay: 0.28s; }
.why-grid .reveal-up:nth-child(6) { transition-delay: 0.35s; }

/* ============================================================
   KEYFRAME ANIMATIONS
   ============================================================ */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.4); opacity: 0.6; }
}
@keyframes scrollLine {
  0%        { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40%       { transform: scaleY(1); transform-origin: top; opacity: 1; }
  60%       { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100%      { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .steps-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .step:nth-child(2) { border-right: none; }
  .step { border-bottom: 1px solid var(--border); }
  .step:nth-child(3), .step:nth-child(4) { border-bottom: none; }

  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 260px 260px;
  }
  .gallery-item--large { grid-column: span 2; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .contact-layout { grid-template-columns: 1fr; }
  .area-content { grid-template-columns: 1fr; }
}

/* Mobile */
@media (max-width: 768px) {
  .nav-links, .btn-nav { display: none; }
  .hamburger { display: flex; }
  .mobile-sticky-bar { display: flex; }

  body { padding-bottom: 76px; }

  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas > * { width: 100%; justify-content: center; }

  .trust-stats { flex-direction: column; }
  .stat-divider { width: 80px; height: 1px; }
  .stat-item { padding: 1rem; }
  .owners-strip { flex-direction: column; text-align: center; }

  .steps-container { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid var(--border); }
  .step:last-child { border-bottom: none; }

  .why-grid { grid-template-columns: 1fr; }
  .gallery-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  .gallery-item { height: 220px; }
  .gallery-item--large { grid-column: span 1; height: 260px; }

  .testimonial-card { flex: 0 0 85vw; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .quote-form { padding: 1.5rem; }

  .hero-scroll-hint { display: none; }

  .zones-grid .zone-tag { font-size: 0.75rem; }
}

@media (max-width: 480px) {
  h1 { font-size: 2.2rem; }
  .hero-title { font-size: 2.4rem !important; }
  .testimonial-card { flex: 0 0 90vw; }
  .hero-badge { font-size: 0.68rem; }
}