/* ==========================================================================
   PakBiz Solutions — Main Stylesheet
   Organized, commented, and built with CSS variables for easy customization.
   NOTE: When converting to WordPress, the theme header comment block
   (Theme Name, Author, etc.) must be added at the very top of this file.
   ========================================================================== */

/* -----------------------------
   1. CSS VARIABLES (CUSTOMIZE HERE)
------------------------------ */
:root {
  /* Brand Colors */
  --color-primary: #0f6e51;       /* Primary accent (Pakistani flag green) */
  --color-primary-dark: #0b5540;
  --color-primary-light: #e6f4ef;
  --color-secondary: #f4a300;     /* Gold accent */
  --color-dark: #10151a;          /* Headings / dark text */
  --color-text: #4b5563;          /* Body text */
  --color-light-bg: #f7f9f8;      /* Section background */
  --color-white: #ffffff;
  --color-border: #e6e8eb;

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Layout */
  --container-width: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 4px 14px rgba(16, 21, 26, 0.06);
  --shadow-md: 0 10px 30px rgba(16, 21, 26, 0.08);
  --shadow-lg: 0 20px 50px rgba(16, 21, 26, 0.12);
  --transition: all 0.3s ease;
}

/* -----------------------------
   2. RESET & BASE
------------------------------ */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  line-height: 1.25;
  font-weight: 700;
}

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

section { padding: 100px 0; }

/* -----------------------------
   3. PRELOADER
------------------------------ */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--color-white);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.loader-spinner {
  width: 46px; height: 46px;
  border: 4px solid var(--color-primary-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* -----------------------------
   4. BUTTONS
------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-lg { padding: 16px 32px; font-size: 1rem; }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-3px);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-primary);
}
.btn-white:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

/* -----------------------------
   5. HEADER / NAVIGATION
------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-dark);
}
.logo-icon {
  width: 40px; height: 40px;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  font-size: 1rem;
}
.logo-text span { color: var(--color-primary); }

.nav-list { display: flex; gap: 34px; }
.nav-link {
  font-weight: 500;
  font-size: 0.96rem;
  color: var(--color-dark);
  position: relative;
  padding: 6px 0;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link:hover, .nav-link.active { color: var(--color-primary); }

.header-actions { display: flex; align-items: center; gap: 22px; }
.header-cta { font-size: 0.9rem; padding: 11px 22px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
}
.hamburger span {
  width: 26px; height: 3px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* -----------------------------
   6. HERO SECTION
------------------------------ */
.hero {
  padding: 90px 0 100px;
  background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-white) 100%);
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.badge {
  display: inline-block;
  background: var(--color-white);
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}
.hero-title {
  font-size: 3rem;
  margin-bottom: 22px;
  letter-spacing: -0.5px;
}
.hero-subtitle {
  font-size: 1.15rem;
  margin-bottom: 34px;
  max-width: 520px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 50px; }

.trust-indicators { display: flex; gap: 40px; flex-wrap: wrap; }
.trust-item { display: flex; flex-direction: column; }
.trust-number {
  font-family: var(--font-heading);
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--color-primary);
}
.trust-label { font-size: 0.88rem; color: var(--color-text); }

.hero-media { position: relative; }
.hero-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  aspect-ratio: 16/11;
  object-fit: cover;
}
.hero-float-card {
  position: absolute;
  background: var(--color-white);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 3.5s ease-in-out infinite;
}
.hero-float-card i { font-size: 1.4rem; color: var(--color-primary); }
.hero-float-card strong { display: block; font-family: var(--font-heading); font-size: 1.05rem; color: var(--color-dark); }
.hero-float-card span { font-size: 0.78rem; color: var(--color-text); }
.card-1 { top: -20px; right: -10px; }
.card-2 { bottom: -20px; left: -10px; animation-delay: 1.2s; }

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

/* -----------------------------
   7. SECTION HEADERS (shared)
------------------------------ */
.section-header { text-align: center; max-width: 680px; margin: 0 auto 60px; }
.section-header.light .section-title,
.section-header.light .section-desc { color: var(--color-white); }
.section-tag {
  display: inline-block;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 6px 16px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.82rem;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.section-title { font-size: 2.2rem; margin-bottom: 16px; }
.section-desc { font-size: 1.05rem; }

/* -----------------------------
   8. ABOUT SECTION
------------------------------ */
.about { background: var(--color-white); }
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.about-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  width: 100%;
  aspect-ratio: 4/3.4;
  object-fit: cover;
}
.about-content .section-desc { margin-bottom: 30px; }
.about-list { display: flex; flex-direction: column; gap: 20px; margin-bottom: 34px; }
.about-list li { display: flex; align-items: flex-start; gap: 16px; }
.about-list i {
  width: 46px; height: 46px;
  min-width: 46px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  border-radius: 12px;
  font-size: 1.1rem;
}
.about-list strong { display: block; color: var(--color-dark); font-family: var(--font-heading); font-size: 1rem; margin-bottom: 2px; }
.about-list span { font-size: 0.92rem; }

/* -----------------------------
   9. SERVICES SECTION
------------------------------ */
.services { background: var(--color-light-bg); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--color-white);
  padding: 36px 28px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--color-border);
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-icon {
  width: 60px; height: 60px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 22px;
  transition: var(--transition);
}
.service-card:hover .service-icon { transform: rotate(-8deg) scale(1.05); }
.service-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.service-card p { font-size: 0.93rem; margin-bottom: 18px; }
.learn-more { color: var(--color-primary); font-weight: 600; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 6px; }
.learn-more i { transition: var(--transition); font-size: 0.8rem; }
.learn-more:hover i { transform: translateX(4px); }

/* -----------------------------
   10. WHY CHOOSE US
------------------------------ */
.why-us {
  background: linear-gradient(135deg, var(--color-dark) 0%, #17242a 100%);
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.why-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 34px 28px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.why-card:hover { background: rgba(255,255,255,0.09); transform: translateY(-6px); }
.why-card i { font-size: 1.8rem; color: var(--color-secondary); margin-bottom: 16px; }
.why-card h3 { color: var(--color-white); font-size: 1.1rem; margin-bottom: 10px; }
.why-card p { color: rgba(255,255,255,0.7); font-size: 0.92rem; }

/* -----------------------------
   11. PORTFOLIO SECTION
------------------------------ */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}
.filter-btn {
  padding: 10px 24px;
  background: var(--color-light-bg);
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  color: var(--color-dark);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  aspect-ratio: 4/3;
}
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.portfolio-item:hover img { transform: scale(1.08); }
.portfolio-item.hide { display: none; }
.portfolio-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,110,81,0) 30%, rgba(10,20,20,0.88) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: var(--transition);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-cat {
  color: var(--color-secondary);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.portfolio-overlay h3 { color: var(--color-white); font-size: 1.15rem; }
.portfolio-overlay a {
  position: absolute;
  top: 20px; right: 20px;
  width: 40px; height: 40px;
  background: var(--color-white);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.portfolio-overlay a:hover { background: var(--color-primary); color: var(--color-white); }

/* -----------------------------
   12. PRICING SECTION
------------------------------ */
.pricing { background: var(--color-light-bg); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}
.price-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 44px 34px;
  text-align: center;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}
.price-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.price-card.featured {
  background: var(--color-dark);
  border-color: var(--color-dark);
  transform: scale(1.04);
}
.price-card.featured:hover { transform: scale(1.04) translateY(-8px); }
.price-card.featured h3, .price-card.featured .price, .price-card.featured .price-desc { color: var(--color-white); }
.price-card.featured .price-features li { color: rgba(255,255,255,0.85); }
.price-card.featured .price-features i { color: var(--color-secondary); }
.popular-tag {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--color-secondary);
  color: var(--color-dark);
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
}
.price-card h3 { font-size: 1.3rem; margin-bottom: 6px; }
.price-desc { font-size: 0.88rem; margin-bottom: 22px; }
.price { font-family: var(--font-heading); font-size: 2.1rem; font-weight: 800; color: var(--color-primary); margin-bottom: 28px; }
.price-card.featured .price { color: var(--color-secondary); }
.price span { font-size: 0.85rem; font-weight: 500; color: var(--color-text); }
.price-features { text-align: left; margin-bottom: 32px; display: flex; flex-direction: column; gap: 14px; flex-grow: 1; }
.price-features li { font-size: 0.93rem; display: flex; align-items: center; gap: 10px; }
.price-features i { color: var(--color-primary); }
.price-card .btn { justify-content: center; width: 100%; }
.pricing-note { text-align: center; margin-top: 40px; font-size: 0.95rem; }
.pricing-note a { color: var(--color-primary); font-weight: 600; }

/* -----------------------------
   13. TESTIMONIALS
------------------------------ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 34px 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.testimonial-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); }
.stars { color: var(--color-secondary); margin-bottom: 16px; font-size: 0.9rem; }
.testimonial-card p { font-size: 0.96rem; margin-bottom: 24px; font-style: italic; color: var(--color-dark); }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.testimonial-author img { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; }
.testimonial-author strong { display: block; font-size: 0.95rem; color: var(--color-dark); }
.testimonial-author span { font-size: 0.82rem; }

/* -----------------------------
   14. CALL TO ACTION
------------------------------ */
.cta {
  background: linear-gradient(120deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 80px 0;
}
.cta-inner { text-align: center; max-width: 640px; margin: 0 auto; }
.cta h2 { color: var(--color-white); font-size: 2.1rem; margin-bottom: 16px; }
.cta p { color: rgba(255,255,255,0.9); font-size: 1.05rem; margin-bottom: 30px; }

/* -----------------------------
   15. CONTACT SECTION
------------------------------ */
.contact-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 50px;
}
.contact-form {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; font-size: 0.9rem; color: var(--color-dark); margin-bottom: 8px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-dark);
  background: var(--color-light-bg);
  transition: var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-white);
  box-shadow: 0 0 0 4px var(--color-primary-light);
}
.form-group textarea { resize: vertical; }
.form-success {
  display: none;
  margin-top: 18px;
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
}
.form-success.show { display: block; }

.contact-info { display: flex; flex-direction: column; gap: 18px; }
.info-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-white);
  padding: 20px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.info-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.info-card i {
  width: 46px; height: 46px; min-width: 46px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
}
.info-card strong { display: block; font-size: 0.92rem; color: var(--color-dark); margin-bottom: 3px; }
.info-card a, .info-card span { font-size: 0.9rem; }
.info-card a:hover { color: var(--color-primary); }

.map-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  height: 220px;
}
.map-wrapper iframe { width: 100%; height: 100%; border: 0; }

/* -----------------------------
   16. FOOTER
------------------------------ */
.site-footer { background: var(--color-dark); padding-top: 80px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo { color: var(--color-white); margin-bottom: 18px; }
.footer-about p { color: rgba(255,255,255,0.65); font-size: 0.92rem; margin-bottom: 22px; }
.social-icons { display: flex; gap: 12px; }
.social-icons a {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.08);
  color: var(--color-white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.social-icons a:hover { background: var(--color-primary); transform: translateY(-3px); }

.footer-col h4 { color: var(--color-white); font-size: 1.05rem; margin-bottom: 22px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a, .footer-col li { color: rgba(255,255,255,0.65); font-size: 0.92rem; }
.footer-col a:hover { color: var(--color-secondary); }
.footer-contact li { display: flex; align-items: flex-start; gap: 10px; }
.footer-contact i { color: var(--color-primary); margin-top: 4px; }

.footer-bottom { padding: 24px 0; }
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom-inner p { color: rgba(255,255,255,0.55); font-size: 0.86rem; }
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { color: rgba(255,255,255,0.55); font-size: 0.86rem; }
.footer-legal a:hover { color: var(--color-secondary); }

/* -----------------------------
   17. WHATSAPP FLOAT & BACK TO TOP
------------------------------ */
.whatsapp-float {
  position: fixed;
  bottom: 26px; right: 26px;
  width: 60px; height: 60px;
  background: #25D366;
  color: var(--color-white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
  z-index: 999;
  animation: pulse 2.4s infinite;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  background: var(--color-dark);
  color: var(--color-white);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; visibility: visible; }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

#backToTop {
  position: fixed;
  bottom: 26px; left: 26px;
  width: 46px; height: 46px;
  background: var(--color-dark);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center; justify-content: center;
  z-index: 999;
  transition: var(--transition);
}
#backToTop.show { display: flex; }
#backToTop:hover { background: var(--color-primary); transform: translateY(-4px); }

/* -----------------------------
   18. SCROLL ANIMATIONS
------------------------------ */
[data-animate] { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
[data-animate="fade-in"] { transform: translateY(0) scale(0.97); }
[data-animate].in-view { opacity: 1; transform: translateY(0) scale(1); }

/* -----------------------------
   19. RESPONSIVE MEDIA QUERIES
------------------------------ */
@media (max-width: 1080px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
  .price-card.featured { transform: scale(1); }
  .price-card.featured:hover { transform: translateY(-8px); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .hero-inner, .about-inner { grid-template-columns: 1fr; }
  .about-media { order: -1; }
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  section { padding: 70px 0; }
  .main-nav {
    position: fixed;
    top: 82px; left: 0; right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 20px 24px 30px;
    box-shadow: var(--shadow-md);
    transform: translateY(-140%);
    opacity: 0;
    transition: var(--transition);
    max-height: calc(100vh - 82px);
    overflow-y: auto;
  }
  .main-nav.open { transform: translateY(0); opacity: 1; }
  .nav-list { flex-direction: column; gap: 4px; }
  .nav-link { display: block; padding: 12px 0; border-bottom: 1px solid var(--color-border); }
  .header-cta { display: none; }
  .hamburger { display: flex; }

  .hero-title { font-size: 2.2rem; }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .hero-buttons .btn { justify-content: center; }
  .trust-indicators { justify-content: space-between; }

  .services-grid, .why-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .section-title { font-size: 1.75rem; }
  .whatsapp-float { width: 54px; height: 54px; font-size: 1.6rem; bottom: 18px; right: 18px; }
  #backToTop { bottom: 18px; left: 18px; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .hero-title { font-size: 1.85rem; }
  .price-card { padding: 34px 22px; }
  .contact-form { padding: 26px; }
}