/* ========================================
   KAMBERLI METAL - MAIN STYLESHEET
   Mobile-First, Modern Design
   ======================================== */

/* CSS Variables */
:root {
  --primary: #3d6b2f;
  --primary-dark: #2a4a20;
  --primary-light: #5a9e42;
  --accent: #f5a623;
  --accent-dark: #d4891a;
  --dark: #1a1a1a;
  --dark-2: #2c2c2c;
  --gray: #6b7280;
  --gray-light: #9ca3af;
  --bg-light: #f4f6f1;
  --bg-white: #ffffff;
  --text: #1f2937;
  --text-light: #6b7280;
  --whatsapp: #25d366;
  --whatsapp-dark: #128c4e;
  --border: #e5e7eb;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
  --font: 'Poppins', sans-serif;
}

/* RESET & BASE */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
section[id] { scroll-margin-top: 72px; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg-white);
  overflow-x: hidden;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; touch-action: manipulation; }
ul { list-style: none; }
address { font-style: normal; }
button { cursor: pointer; border: none; background: none; font-family: inherit; touch-action: manipulation; }
input, textarea, select { font-family: inherit; }

/* UTILITY */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-header.light h2,
.section-header.light p { color: #fff; }
.section-header.light .section-badge { background: rgba(255,255,255,0.2); color: #fff; }

.section-badge {
  display: inline-block;
  background: rgba(61, 107, 47, 0.12);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  line-height: 1.3;
}
.section-header p {
  color: var(--text-light);
  font-size: 1rem;
  max-width: 550px;
  margin: 0 auto;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}
@media (hover: hover) { .btn:hover { transform: translateY(-2px); } }
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

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

.btn-phone {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-phone:hover { background: rgba(255,255,255,0.15); border-color: #fff; }

.btn-white {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
}
.btn-white:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-block { width: 100%; justify-content: center; }

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 12px 0;
  transition: var(--transition);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.navbar.scrolled {
  background: rgba(26,26,26,0.98);
  box-shadow: var(--shadow);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
}
.nav-logo img {
  height: 40px;
  width: 40px;
  object-fit: contain;
  border-radius: 6px;
  filter: invert(1);
}
.footer-brand img {
  filter: invert(1);
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}
.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); }

/* Nav Menu */
.nav-menu {
  position: fixed;
  top: 0; right: 0;
  width: 280px;
  height: 100vh;
  background: var(--dark);
  padding: 80px 30px 30px;
  transition: transform 0.35s ease, visibility 0.35s ease;
  overflow-y: auto;
  z-index: 1050;
  box-shadow: -4px 0 20px rgba(0,0,0,0.3);
  transform: translateX(100%);
  visibility: hidden;
}
.nav-menu.open { transform: translateX(0); visibility: visible; }
.nav-menu ul { display: flex; flex-direction: column; gap: 8px; }
.nav-link {
  display: block;
  color: #ccc;
  font-size: 1rem;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  font-weight: 500;
}
.nav-link:hover, .nav-link.active {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--whatsapp);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  margin-top: 16px;
  transition: var(--transition);
  font-size: 0.95rem;
}
.nav-cta:hover { background: var(--whatsapp-dark); }

/* Nav Overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1040;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  touch-action: none;
}
.nav-overlay.show { opacity: 1; pointer-events: all; visibility: visible; }

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/dirty-dumped-objects-assortment-scaled.jpg');
  background-image: image-set(url('../images/dirty-dumped-objects-assortment-scaled.webp') type('image/webp'), url('../images/dirty-dumped-objects-assortment-scaled.jpg') type('image/jpeg'));
  background-size: cover;
  background-position: center;
  background-attachment: scroll;
  transform: scale(1.05);
  transition: transform 8s ease;
}
.hero:hover .hero-bg { transform: scale(1); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.65) 0%,
    rgba(0,0,0,0.5) 50%,
    rgba(0,0,0,0.7) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 100px 20px 60px;
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  background: rgba(245, 166, 35, 0.25);
  border: 1px solid rgba(245, 166, 35, 0.5);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 20px;
  border-radius: 50px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.8rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 20px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero h1 .highlight { color: var(--accent); }

.hero p {
  font-size: clamp(0.95rem, 2.5vw, 1.15rem);
  color: rgba(255,255,255,0.88);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 22px;
  animation: bounce 2s infinite;
  z-index: 2;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   STATS BAR
   ======================================== */
.stats-bar {
  background: var(--primary);
  padding: 24px 0;
}
.stats-bar .container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.stat-item {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #fff;
  padding: 8px 0;
}
.stat-item i {
  font-size: 1.8rem;
  color: var(--accent);
  flex-shrink: 0;
}
.stat-item strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
}
.stat-item span {
  font-size: 0.8rem;
  opacity: 0.85;
}

/* ========================================
   SERVICES
   ======================================== */
.services {
  padding: 80px 0;
  background: var(--bg-white);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 48px;
}

.service-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
  position: relative;
}
@media (hover: hover) {
  .service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
  }
}
.service-card.featured {
  border-color: var(--primary);
}

.service-badge-top {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  z-index: 3;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.service-img {
  position: relative;
  overflow: hidden;
  height: 220px;
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
@media (hover: hover) { .service-card:hover .service-img img { transform: scale(1.08); } }

.service-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.service-card:hover .service-img-overlay { opacity: 1; }

.service-body {
  padding: 24px;
}

.service-icon {
  width: 44px;
  height: 44px;
  background: rgba(61,107,47,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--primary);
  font-size: 1.2rem;
}
.service-card.featured .service-icon {
  background: var(--primary);
  color: #fff;
}

.service-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}
.service-body p {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 16px;
  line-height: 1.6;
}
.service-list { display: flex; flex-direction: column; gap: 6px; }
.service-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text);
}
.service-list li i { color: var(--primary); font-size: 0.75rem; }

.services-cta {
  text-align: center;
  padding: 40px;
  background: var(--bg-light);
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.services-cta p {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark);
  width: 100%;
}

/* ========================================
   WHY US
   ======================================== */
.why-us {
  padding: 80px 0;
  background: var(--primary-dark);
  position: relative;
  overflow: hidden;
}
.why-us::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}
.why-us::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 400px; height: 400px;
  background: rgba(255,255,255,0.02);
  border-radius: 50%;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.why-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
  position: relative;
  z-index: 1;
}
@media (hover: hover) {
  .why-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-4px);
  }
}

.why-icon {
  width: 52px;
  height: 52px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 18px;
}

.why-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}
.why-card p {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ========================================
   HOW IT WORKS
   ======================================== */
.how-it-works {
  padding: 80px 0;
  background: var(--bg-light);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.step {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  position: relative;
  border-left: 4px solid var(--primary);
}

.step-number {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(61,107,47,0.1);
  line-height: 1;
  margin-bottom: 8px;
}

.step-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: 14px;
}

.step-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--dark);
}
.step-content p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.6;
}

.step-arrow {
  display: none;
}

.how-cta { text-align: center; }

/* ========================================
   AREAS
   ======================================== */
.areas {
  padding: 60px 0;
  background: var(--bg-white);
}

.areas-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.area-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-light);
  color: var(--text);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.area-tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.area-tag.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.area-tag i { font-size: 0.75rem; color: var(--accent); }
.area-tag:hover i, .area-tag.active i { color: #fff; }

/* ========================================
   REVIEWS
   ======================================== */
.reviews-section {
  padding: 80px 0;
  background: var(--bg-light);
}
.reviews-overall {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 12px;
}
.reviews-overall .reviews-stars { color: #f5a623; font-size: 1.2rem; }
.reviews-score { font-size: 1.4rem; font-weight: 700; color: var(--dark); }
.reviews-count { color: var(--text-light); font-size: 0.95rem; }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.review-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
  transition: var(--transition);
}
@media (hover: hover) { .review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); } }
.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.review-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.review-name { font-weight: 600; font-size: 0.95rem; color: var(--dark); }
.review-date { font-size: 0.8rem; color: var(--text-light); margin-top: 2px; }
.review-stars { color: #f5a623; font-size: 0.85rem; margin-left: auto; flex-shrink: 0; }
.review-text { color: var(--text); font-size: 0.92rem; line-height: 1.6; }

/* ========================================
   CONTACT
   ======================================== */
.contact {
  padding: 80px 0;
  background: var(--bg-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
@media (hover: hover) { .contact-card:hover { transform: translateX(4px); } }

.contact-icon {
  width: 46px;
  height: 46px;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-icon.whatsapp-icon { background: var(--whatsapp); }

.contact-card h4 {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}
.contact-card a, .contact-card p, .contact-card address {
  font-size: 0.95rem;
  color: var(--dark);
  font-weight: 500;
  line-height: 1.5;
}
.contact-card a:hover { color: var(--primary); }

/* CONTACT FORM */
.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.contact-form-wrap h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--dark);
}

.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--text);
  background: #fff;
  transition: var(--transition);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(61,107,47,0.1);
}
.form-group textarea { resize: vertical; min-height: 110px; }

.form-note {
  font-size: 0.78rem;
  color: var(--gray-light);
  text-align: center;
  margin-top: 12px;
}

/* MAP */
.map-container {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.map-container iframe { display: block; }

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.8);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand img {
  height: 50px;
  margin-bottom: 16px;
  border-radius: 8px;
}
.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  margin-bottom: 20px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
  font-size: 1rem;
}
.footer-social a:hover { background: var(--primary); color: #fff; }

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links ul,
.footer-services ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a,
.footer-services a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}
.footer-links a:hover,
.footer-services a:hover { color: var(--accent); }

.footer-contact ul { display: flex; flex-direction: column; gap: 12px; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}
.footer-contact li i {
  color: var(--accent);
  margin-top: 3px;
  flex-shrink: 0;
  width: 14px;
}
.footer-contact a:hover { color: var(--accent); }

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

/* ========================================
   FLOATING BUTTONS
   ======================================== */
.float-whatsapp {
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 56px;
  height: 56px;
  background: var(--whatsapp);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 900;
  transition: var(--transition);
  animation: pulse-green 3s infinite;
}
@media (hover: hover) {
  .float-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
  }
}

@keyframes pulse-green {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  70% { box-shadow: 0 0 0 12px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.float-whatsapp-tooltip {
  position: absolute;
  right: 66px;
  background: #333;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.float-whatsapp:hover .float-whatsapp-tooltip { opacity: 1; }

.float-phone {
  position: fixed;
  bottom: 24px;
  right: 20px;
  width: 56px;
  height: 56px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 4px 20px rgba(61,107,47,0.4);
  z-index: 900;
  transition: var(--transition);
}
@media (hover: hover) {
  .float-phone:hover {
    transform: scale(1.1);
    background: var(--primary-dark);
  }
}

/* BACK TO TOP */
.back-to-top {
  position: fixed;
  bottom: 24px;
  left: 20px;
  width: 44px;
  height: 44px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.back-to-top.visible { opacity: 1; pointer-events: all; }
.back-to-top:hover { background: var(--primary); }

/* ========================================
   TABLET (min-width: 640px)
   ======================================== */
@media (min-width: 640px) {
  .stats-bar .container { grid-template-columns: repeat(4, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ========================================
   DESKTOP (min-width: 1024px)
   ======================================== */
@media (min-width: 1024px) {
  /* Navbar - horizontal on desktop */
  .hamburger { display: none; }
  .nav-menu {
    position: static;
    width: auto;
    height: auto;
    background: none;
    padding: 0;
    box-shadow: none;
    overflow: visible;
    transform: none;
    visibility: visible;
    transition: none;
  }
  .nav-menu ul {
    flex-direction: row;
    align-items: center;
    gap: 4px;
  }
  .nav-link {
    color: rgba(255,255,255,0.85);
    padding: 8px 14px;
    font-size: 0.9rem;
  }
  .nav-link:hover, .nav-link.active {
    color: #fff;
    background: rgba(255,255,255,0.1);
  }
  .nav-cta {
    margin-top: 0;
    padding: 9px 20px;
    font-size: 0.88rem;
  }

  /* Hero */
  .hero-bg { background-attachment: fixed; }

  /* Services */
  .services-grid { grid-template-columns: repeat(3, 1fr); }

  /* Why grid */
  .why-grid { grid-template-columns: repeat(3, 1fr); }

  /* How it works - horizontal */
  .steps {
    flex-direction: row;
    align-items: flex-start;
  }
  .step-arrow {
    display: flex;
    align-items: center;
    color: var(--primary);
    font-size: 1.5rem;
    margin-top: 60px;
    flex-shrink: 0;
  }
  .step { flex: 1; }

  /* Footer */
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr 1.4fr; }
}

/* ========================================
   LARGE DESKTOP (min-width: 1280px)
   ======================================== */
@media (min-width: 1280px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ========================================
   ANIMATIONS
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delay utilities */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Smooth focus ring for accessibility */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .navbar, .float-whatsapp, .float-phone, .back-to-top, .hero-scroll { display: none; }
  .hero { min-height: auto; }
}