/* ==========================================
   Guru Constructions & Builders
   Main Stylesheet
   ========================================== */

:root {
  --orange: #f97316;
  --orange-dark: #ea580c;
  --orange-light: #fb923c;
  --dark: #1a1a2e;
  --darker: #0f0f1a;
  --charcoal: #2d2d44;
  --gold: #d4a853;
  --gold-light: #e4c065;
  --white: #ffffff;
  --off-white: #f8f9fc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gradient-primary: linear-gradient(135deg, var(--orange), var(--orange-dark));
  --gradient-dark: linear-gradient(135deg, var(--dark), var(--darker));
  --gradient-gold: linear-gradient(135deg, var(--gold), var(--gold-light));
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.2);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Poppins', sans-serif;
  --font-secondary: 'Inter', sans-serif;
}

/* Reset */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font-secondary);
  color: var(--dark);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 100px 0; }
.section-dark { background: var(--dark); color: var(--white); }
.text-gold { color: var(--gold); }

/* Section Header */
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag {
  display: inline-block;
  padding: 6px 20px;
  background: rgba(249, 115, 22, 0.1);
  color: var(--orange);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-family: var(--font-primary);
  margin-bottom: 15px;
}
.section-dark .section-tag { background: rgba(212, 168, 83, 0.15); color: var(--gold); }
.section-title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 15px;
}
.section-dark .section-title { color: var(--white); }
.section-subtitle { color: var(--gray-500); max-width: 600px; margin: 0 auto; font-size: 1.1rem; }
.section-dark .section-subtitle { color: var(--gray-400); }

/* Navbar */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 15px 0;
  transition: var(--transition);
  background: transparent;
}
.navbar.scrolled {
  background: rgba(15, 15, 26, 0.97);
  padding: 10px 0;
  box-shadow: 0 2px 30px rgba(0,0,0,0.3);
  backdrop-filter: blur(20px);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  width: 45px;
  height: 45px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--white);
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-title {
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 1px;
}
.logo-sub {
  font-size: 0.65rem;
  color: var(--gold);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Nav Links */
.nav-links {
  display: flex;
  gap: 5px;
}
.nav-links a {
  padding: 8px 18px;
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 50px;
  transition: var(--transition);
  position: relative;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(249, 115, 22, 0.2);
}
.nav-links a.active { background: var(--orange); color: var(--white); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}
.hamburger span {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1920&q=85') center/cover no-repeat;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,15,26,0.92) 0%, rgba(15,15,26,0.75) 50%, rgba(249,115,22,0.3) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 120px 0 60px;
}
.hero-badge {
  display: inline-block;
  padding: 8px 24px;
  background: rgba(212, 168, 83, 0.2);
  border: 1px solid var(--gold);
  color: var(--gold);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 25px;
  animation: fadeInUp 0.8s ease;
}
.hero-title {
  font-family: var(--font-primary);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-desc {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  max-width: 650px;
  margin-bottom: 35px;
  line-height: 1.8;
  animation: fadeInUp 0.8s ease 0.4s both;
}
.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease 0.6s both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(249, 115, 22, 0.4);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(249, 115, 22, 0.5);
}
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.3);
  color: var(--white);
}
.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
  transform: translateY(-3px);
}
.btn-lg { padding: 16px 40px; font-size: 1.05rem; }
.btn-submit { width: 100%; justify-content: center; padding: 16px; font-size: 1rem; }

/* Hero Stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  animation: fadeInUp 0.8s ease 0.8s both;
}
.stat-item {
  text-align: center;
  padding: 20px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}
.stat-number {
  display: block;
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold);
}
.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-text {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 30px;
}
.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-bottom: 30px;
}
.about-card {
  padding: 25px;
  background: var(--off-white);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--orange);
  transition: var(--transition);
}
.about-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.about-card-icon {
  font-size: 1.5rem;
  color: var(--orange);
  margin-bottom: 10px;
}
.about-card h4 {
  font-family: var(--font-primary);
  font-weight: 700;
  margin-bottom: 5px;
  font-size: 1.05rem;
}
.about-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.6;
}
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.about-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-600);
  font-weight: 500;
}
.about-feature i { color: var(--orange); }

/* About Image */
.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.about-image-wrapper img {
  width: 100%;
  min-height: 400px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.about-experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 130px;
  height: 130px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: var(--shadow-lg);
}
.exp-number {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
}
.exp-text {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-align: center;
  line-height: 1.3;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}
.service-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 40px 30px;
  border-radius: var(--radius-md);
  text-align: center;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(30px);
}
.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.service-card:hover {
  transform: translateY(-10px);
  border-color: var(--orange);
  box-shadow: 0 10px 40px rgba(249, 115, 22, 0.15);
  background: rgba(255,255,255,0.08);
}
.service-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: rgba(249, 115, 22, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--orange);
  transition: var(--transition);
}
.service-card:hover .service-icon {
  background: var(--orange);
  color: var(--white);
}
.service-title {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--white);
}
.service-desc {
  color: var(--gray-400);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* Projects */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.project-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}
.project-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
}
.project-image img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.project-card:hover .project-image img { transform: scale(1.1); }
.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,15,26,0.95) 0%, rgba(15,15,26,0.2) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 25px;
  opacity: 0;
  transition: var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.project-category {
  display: inline-block;
  padding: 4px 14px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
  align-self: flex-start;
}
.project-overlay h4 {
  font-family: var(--font-primary);
  color: var(--white);
  font-size: 1.2rem;
  font-weight: 700;
}
.project-overlay p {
  color: var(--gray-300);
  font-size: 0.85rem;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}
.testimonial-card {
  padding: 35px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold);
}
.testimonial-stars {
  color: var(--gold);
  margin-bottom: 15px;
  font-size: 0.9rem;
  letter-spacing: 3px;
}
.testimonial-text {
  color: var(--gray-300);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}
.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}
.testimonial-author h4 {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  color: var(--white);
  font-weight: 600;
}
.testimonial-author span {
  font-size: 0.8rem;
  color: var(--gray-400);
}

/* CTA */
.cta-section {
  padding: 100px 0;
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1920&q=30') center/cover;
  opacity: 0.1;
}
.cta-content {
  position: relative;
  text-align: center;
  z-index: 2;
}
.cta-title {
  font-family: var(--font-primary);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 15px;
}
.cta-desc {
  color: rgba(255,255,255,0.9);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 35px;
}
.cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-section .btn-outline { border-color: rgba(255,255,255,0.5); }
.cta-section .btn-outline:hover { background: rgba(255,255,255,0.15); }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 25px;
}
.contact-item {
  display: flex;
  gap: 18px;
  padding: 20px;
  background: var(--off-white);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.contact-item:hover { transform: translateX(5px); box-shadow: var(--shadow-sm); }
.contact-item-icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  background: rgba(249, 115, 22, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--orange);
}
.contact-item h4 {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 5px;
}
.contact-item p,
.contact-item a {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
}
.contact-item a:hover { color: var(--orange); }
.contact-wa { margin-top: 5px; }
.contact-wa a { color: #25d366 !important; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.contact-wa a:hover { color: #1da851 !important; }
.contact-wa i { font-size: 1.1rem; }

/* Contact Form */
.contact-form {
  padding: 35px;
  background: var(--off-white);
  border-radius: var(--radius-lg);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-bottom: 15px;
}
.form-group {
  margin-bottom: 15px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--dark);
  font-family: var(--font-primary);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-secondary);
  font-size: 0.95rem;
  transition: var(--transition);
  background: var(--white);
  color: var(--dark);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* Map */
.map-section iframe {
  width: 100%;
  height: 400px;
  display: block;
  border: none;
}

/* Footer */
.footer {
  background: var(--darker);
  color: var(--white);
  padding: 80px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-about p {
  color: var(--gray-400);
  font-size: 0.9rem;
  margin: 15px 0 20px;
  line-height: 1.8;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-300);
  transition: var(--transition);
  font-size: 1rem;
}
.footer-social a:hover {
  background: var(--orange);
  color: var(--white);
  transform: translateY(-3px);
}
.footer h4 {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--orange);
}
.footer-links ul,
.footer-services ul,
.footer-contact ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a,
.footer-services a {
  color: var(--gray-400);
  font-size: 0.9rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.footer-links a:hover,
.footer-services a:hover {
  color: var(--orange);
  padding-left: 5px;
}
.footer-contact ul li {
  color: var(--gray-400);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-contact ul li i { color: var(--orange); width: 16px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 25px 0;
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* Sticky WhatsApp & Call Buttons */
.sticky-buttons {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.sticky-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0,0,0,0.25);
  transition: var(--transition);
  text-decoration: none;
}
.sticky-btn:hover {
  transform: scale(1.1);
  color: var(--white);
}
.sticky-wa {
  background: #25d366;
}
.sticky-wa:hover {
  background: #1da851;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
}
.sticky-call {
  background: var(--gradient-primary);
}
.sticky-call:hover {
  box-shadow: 0 6px 25px rgba(249, 115, 22, 0.4);
}

@media (max-width: 768px) {
  .sticky-buttons { bottom: 20px; left: 20px; }
  .sticky-btn { width: 48px; height: 48px; font-size: 1.3rem; }
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  z-index: 999;
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

/* Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 992px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--darker);
    flex-direction: column;
    padding: 90px 30px 30px;
    transition: 0.4s ease;
    gap: 5px;
    box-shadow: -10px 0 40px rgba(0,0,0,0.3);
  }
  .nav-links.open { right: 0; }
  .nav-links a { padding: 12px 20px; font-size: 1rem; }
  .section { padding: 70px 0; }
  .hero-title { font-size: clamp(2rem, 8vw, 3rem); }
  .hero-desc { font-size: 1rem; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-number { font-size: 1.5rem; }
  .services-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-title { font-size: 1.8rem; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .contact-form { padding: 25px; }
}

@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn { width: 100%; justify-content: center; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}