/* ============================================
   WHITE WAVE ELECTRICAL — Main Stylesheet
   Theme: Modern Minimal Black & White
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700;800;900&display=swap');

/* ---------- Reset & Base ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --black: #0a0a0a;
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #ececec;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 24px 48px rgba(0,0,0,0.12);
  --shadow-xl: 0 32px 64px rgba(0,0,0,0.16);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.35s var(--ease);
  --transition-fast: 0.2s var(--ease);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 999px;

  --container: 1280px;
}

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--black);
}

a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

::selection { background: var(--black); color: var(--white); }

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

/* ---------- Reusable Section Heading ---------- */
.section { padding: 110px 0; }
.section-sm { padding: 70px 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-600);
  background: var(--gray-100);
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--black);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  margin-bottom: 18px;
  font-weight: 800;
}
.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gray-600);
  max-width: 640px;
  line-height: 1.7;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-subtitle { margin: 0 auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: -0.005em;
  position: relative;
  overflow: hidden;
}
.btn svg { width: 18px; height: 18px; }

.btn-primary {
  background: var(--black);
  color: var(--white);
  border: 1.5px solid var(--black);
}
.btn-primary:hover {
  background: var(--gray-800);
  border-color: var(--gray-800);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--white);
  color: var(--black);
  border: 1.5px solid var(--gray-200);
}
.btn-secondary:hover {
  border-color: var(--black);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-whatsapp {
  background: #25D366;
  color: var(--white);
  border: 1.5px solid #25D366;
}
.btn-whatsapp:hover {
  background: #1ebd5a;
  border-color: #1ebd5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.btn-lg { padding: 18px 36px; font-size: 16px; }
.btn-sm { padding: 10px 20px; font-size: 14px; }

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: var(--gray-200);
  box-shadow: var(--shadow-xs);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-logo img {
  height: 110px;
  width: auto;
}

/* 📱 Mobile optimization (logo chhota na ho) */
@media (max-width: 768px) {
  .nav-logo img {
    height: 200px; /* almost same size rakha */
  }
}
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link {
  position: relative;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}
.nav-link:hover { color: var(--black); }
.nav-link.active { color: var(--black); font-weight: 600; }
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 50%;
  transform: translateX(-50%);
  width: 5px; height: 5px;
  background: var(--black);
  border-radius: 50%;
}
.nav-cta { margin-left: 12px; }

.hamburger {
  display: none;
  width: 44px; height: 44px;
  border-radius: 10px;
  border: 1px solid var(--gray-200);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  transition: all var(--transition-fast);
}
.hamburger span {
  display: block;
  width: 20px; height: 2px;
  background: var(--black);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 160px 0 100px;
  background: var(--white);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(0,0,0,0.04) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0,0,0,0.03) 0%, transparent 50%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
}
.hero-content h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  font-weight: 800;
  margin: 20px 0 24px;
  letter-spacing: -0.035em;
}
.hero-content h1 .accent {
  position: relative;
  display: inline-block;
  font-style: italic;
  font-weight: 700;
}
.hero-content h1 .accent::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 8px;
  height: 12px;
  background: var(--gray-200);
  z-index: -1;
  border-radius: 4px;
}
.hero-content p {
  font-size: 1.125rem;
  color: var(--gray-600);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--gray-200);
}
.hero-stat h3 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}
.hero-stat p { font-size: 14px; color: var(--gray-600); margin: 0; }

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--gray-100);
}
.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}
.hero-visual:hover img { transform: scale(1.05); }
.hero-badge {
  position: absolute;
  background: var(--white);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 4s ease-in-out infinite;
}
.hero-badge.top { top: 30px; left: -20px; }
.hero-badge.bottom { bottom: 30px; right: -20px; animation-delay: 1s; }
.hero-badge-icon {
  width: 44px; height: 44px;
  background: var(--black);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  flex-shrink: 0;
}
.hero-badge-text strong { display: block; font-size: 14px; font-weight: 700; }
.hero-badge-text span { font-size: 12px; color: var(--gray-500); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- Page Header (sub pages) ---------- */
.page-header {
  padding: 160px 0 80px;
  background: var(--gray-50);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}
.page-header .container { position: relative; }
.page-header h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin: 14px 0 16px;
}
.page-header p {
  font-size: 1.125rem;
  color: var(--gray-600);
  max-width: 620px;
  margin: 0 auto;
}
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--gray-500);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.breadcrumb a { color: var(--gray-500); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--black); }
.breadcrumb .sep { opacity: 0.4; }

/* ---------- Category / Service Cards ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.card-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--gray-100);
  position: relative;
}
.card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.card:hover .card-image img { transform: scale(1.08); }
.card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.4));
  opacity: 0;
  transition: opacity var(--transition);
}
.card:hover .card-image::after { opacity: 1; }
.card-tag {
  position: absolute;
  top: 16px; left: 16px;
  background: var(--white);
  color: var(--black);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  z-index: 2;
  letter-spacing: 0.02em;
}
.card-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.card-icon {
  width: 48px; height: 48px;
  background: var(--gray-100);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  color: var(--black);
  transition: all var(--transition);
}
.card:hover .card-icon { background: var(--black); color: var(--white); }
.card h3 { font-size: 1.375rem; margin-bottom: 10px; }
.card p { color: var(--gray-600); margin-bottom: 20px; flex: 1; }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  color: var(--black);
  transition: gap var(--transition);
}
.card:hover .card-link { gap: 14px; }
.card-link svg { width: 16px; height: 16px; }

/* ---------- Service / Feature Block ---------- */
.service-card {
  text-align: left;
  padding: 36px 28px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  position: relative;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--black);
  box-shadow: var(--shadow-md);
}
.service-card .card-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
}

/* ---------- Why Choose / Features ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ---------- CTA Strip ---------- */
.cta-strip {
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius-xl);
  padding: 70px 60px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.cta-strip::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.cta-strip h2 { color: var(--white); font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 14px; }
.cta-strip p { color: rgba(255,255,255,0.7); font-size: 1.0625rem; margin: 0; }
.cta-strip-buttons { display: flex; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
.cta-strip .btn-secondary { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.2); }
.cta-strip .btn-secondary:hover { background: var(--white); color: var(--black); border-color: var(--white); }
.cta-strip .btn-whatsapp { background: #25D366; border-color: #25D366; }
.cta-strip .btn-whatsapp:hover { background: #1ebd5a; border-color: #1ebd5a; }

/* ---------- Footer ---------- */
.footer {
  background: var(--black);
  color: var(--white);
  padding: 90px 0 0;
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-700), transparent);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 60px;
  padding-bottom: 60px;
}
.footer-brand img { height: 44px; filter: invert(1); margin-bottom: 20px; }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 15px; margin-bottom: 24px; max-width: 320px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 40px; height: 40px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--white); color: var(--black); border-color: var(--white); transform: translateY(-2px); }

.footer h4 {
  color: var(--white);
  font-size: 1.0625rem;
  margin-bottom: 22px;
  font-weight: 600;
  position: relative;
  padding-bottom: 10px;
}
.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 30px; height: 2px;
  background: var(--white);
  border-radius: 2px;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 15px;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover { color: var(--white); padding-left: 4px; }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  color: rgba(255,255,255,0.6);
  font-size: 14.5px;
}
.footer-contact svg { color: var(--white); flex-shrink: 0; margin-top: 2px; }
.footer-contact a { color: rgba(255,255,255,0.6); transition: color var(--transition-fast); }
.footer-contact a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a:hover { color: var(--white); }

/* ---------- Floating WhatsApp ---------- */
.float-whatsapp {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 99;
  width: 60px; height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  transition: all var(--transition);
  animation: pulse-wa 2.4s ease-in-out infinite;
}
.float-whatsapp:hover {
  transform: scale(1.08);
  background: #1ebd5a;
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.55);
}
.float-whatsapp svg { width: 32px; height: 32px; }
.float-whatsapp::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #25D366;
  animation: ripple 2s ease-out infinite;
}
@keyframes pulse-wa {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}
@keyframes ripple {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ---------- Forms ---------- */
.form-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 48px;
  max-width: 640px;
  margin: 0 auto;
  box-shadow: var(--shadow-md);
}
.form-row { margin-bottom: 24px; }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--gray-700);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.form-control {
  width: 100%;
  padding: 14px 18px;
  font-size: 15px;
  color: var(--black);
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-family: inherit;
}
.form-control:focus {
  outline: none;
  border-color: var(--black);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(0,0,0,0.04);
}
textarea.form-control { resize: vertical; min-height: 140px; line-height: 1.6; }
.form-help { font-size: 13px; color: var(--gray-500); margin-top: 8px; }
.form-submit { width: 100%; margin-top: 8px; }

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}
.contact-card:hover { border-color: var(--black); transform: translateX(4px); box-shadow: var(--shadow-sm); }
.contact-card-icon {
  width: 56px; height: 56px;
  background: var(--gray-100);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
}
.contact-card:hover .contact-card-icon { background: var(--black); color: var(--white); }
.contact-card-icon svg { width: 24px; height: 24px; }
.contact-card-text small {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.contact-card-text strong, .contact-card-text a {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--black);
  font-family: 'Poppins', sans-serif;
  display: block;
}
.contact-card-text a:hover { color: var(--gray-700); }

.contact-form-wrapper {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 48px;
}

/* ---------- About Page ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-image {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gray-100);
  position: relative;
}
.about-image img { width: 100%; height: 100%; object-fit: cover; }
.about-image-badge {
  position: absolute;
  bottom: 24px; left: 24px;
  background: var(--white);
  padding: 20px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 16px;
}
.about-image-badge .num { font-size: 2.5rem; font-weight: 800; line-height: 1; }
.about-image-badge .label { font-size: 13px; color: var(--gray-600); line-height: 1.3; max-width: 110px; }

.about-content h2 { font-size: clamp(2rem, 3.5vw, 2.75rem); margin: 16px 0 24px; }
.about-content p { color: var(--gray-600); margin-bottom: 20px; font-size: 1.0625rem; line-height: 1.8; }
.about-list { margin-top: 28px; }
.about-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-200);
  font-weight: 500;
}
.about-list li:last-child { border-bottom: none; }
.about-list li .check {
  width: 28px; height: 28px;
  background: var(--black);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.about-list li .check svg { width: 14px; height: 14px; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.value-card {
  padding: 40px 32px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition);
}
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.value-card .num {
  font-family: 'Poppins', sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gray-400);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.value-card h3 { font-size: 1.25rem; margin-bottom: 12px; }
.value-card p { color: var(--gray-600); font-size: 15px; }

/* ---------- Products / Categories ---------- */
.cat-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.cat-tab {
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-full);
  transition: all var(--transition);
  cursor: pointer;
}
.cat-tab:hover { color: var(--black); border-color: var(--gray-400); }
.cat-tab.active { background: var(--black); color: var(--white); border-color: var(--black); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.product-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.product-image { aspect-ratio: 4/3; overflow: hidden; background: var(--gray-100); }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease); }
.product-card:hover .product-image img { transform: scale(1.08); }
.product-body { padding: 24px 26px 28px; }
.product-cat { font-size: 12px; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 600; margin-bottom: 8px; }
.product-title { font-size: 1.25rem; margin-bottom: 10px; }
.product-desc { color: var(--gray-600); font-size: 14.5px; margin-bottom: 18px; }
.product-meta { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--gray-200); }
.product-meta span { font-size: 13px; color: var(--gray-500); }
.product-meta a { font-size: 13px; font-weight: 600; color: var(--black); display: inline-flex; align-items: center; gap: 4px; }

/* ---------- Animations / Scroll Reveal ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.fade-up { animation: fadeUp 0.8s var(--ease) both; }
.fade-up-delay-1 { animation-delay: 0.1s; }
.fade-up-delay-2 { animation-delay: 0.2s; }
.fade-up-delay-3 { animation-delay: 0.3s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 50px; }
  .hero-visual { max-width: 560px; margin: 0 auto; width: 100%; }
  .cards-grid, .product-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .about-grid { grid-template-columns: 1fr; gap: 50px; }
  .about-image { max-width: 560px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .cta-strip { grid-template-columns: 1fr; padding: 50px 40px; text-align: center; }
  .cta-strip-buttons { justify-content: center; }
}

@media (max-width: 768px) {
  html { scroll-padding-top: 70px; }
  .section { padding: 80px 0; }
  .nav-container { height: 70px; }
  .nav-logo img { height: 38px; }
  .nav-menu {
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
    gap: 6px;
    border-top: 1px solid var(--gray-200);
    transform: translateY(-200%);
    opacity: 0;
    transition: all var(--transition);
    box-shadow: var(--shadow-md);
    max-height: calc(100vh - 70px);
    overflow-y: auto;
  }
  .nav-menu.open { transform: translateY(0); opacity: 1; }
  .nav-link { padding: 14px 16px; font-size: 16px; }
  .nav-link.active::after { display: none; }
  .nav-link.active { background: var(--gray-100); }
  .nav-cta { margin: 8px 0 0; }
  .nav-cta .btn { width: 100%; }
  .hamburger { display: flex; }
  .hero { padding: 120px 0 70px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stat h3 { font-size: 2rem; }
  .hero-badge { display: none; }
  .cards-grid, .product-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { justify-content: center; text-align: center; }
  .form-card, .contact-form-wrapper { padding: 32px 24px; }
  .cta-strip { padding: 40px 24px; border-radius: var(--radius-lg); }
  .page-header { padding: 130px 0 60px; }
  .float-whatsapp { width: 54px; height: 54px; bottom: 20px; right: 20px; }
  .float-whatsapp svg { width: 28px; height: 28px; }
  .container { padding: 0 20px; }
}

@media (max-width: 480px) {
  .section { padding: 70px 0; }
  .section-header { margin-bottom: 40px; }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .hero-buttons .btn { width: 100%; }
  .cat-tabs { gap: 6px; }
  .cat-tab { padding: 10px 16px; font-size: 13px; }
}