/* 
   Rock Associates - Premium CSS Design System
   SEO Focus: Rock Associates, aggregates, construction materials
*/

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

/* --- CUSTOM VARIABLES --- */
:root {
  --color-white: #ffffff;
  --color-light-gray: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-slate: #1e293b;
  --color-charcoal: #334155;
  --color-charcoal-light: #475569;
  --color-yellow: #facc15;
  --color-yellow-hover: #e2b60b;
  --color-orange: #f97316;
  --color-orange-hover: #ea580c;
  
  --font-family: 'Poppins', sans-serif;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-premium: 0 20px 25px -5px rgb(0 0 0 / 0.05), 0 8px 10px -6px rgb(0 0 0 / 0.05), inset 0 1px 0 0 rgb(255 255 255 / 0.1);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  --header-height: 80px;
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-radius-full: 9999px;
}

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

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

body {
  font-family: var(--font-family);
  background-color: var(--color-light-gray);
  color: var(--color-charcoal);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

button, input, textarea {
  font-family: inherit;
  border: none;
  background: none;
  outline: none;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-slate);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: 2.5rem;
  letter-spacing: -0.025em;
}

h2 {
  font-size: 2rem;
  position: relative;
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

h2.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-yellow), var(--color-orange));
  border-radius: var(--border-radius-full);
}

h2.section-title.text-center::after {
  left: 50%;
  transform: translateX(-50%);
}

p {
  color: var(--color-charcoal-light);
  font-size: 1rem;
}

/* --- LAYOUT UTILITIES --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-bg {
  background-color: var(--color-white);
}

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

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.align-center {
  align-items: center;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

/* --- HEADER & NAVIGATION --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
  transition: all var(--transition-normal);
}

header.scrolled {
  height: 70px;
  background-color: rgba(30, 41, 59, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-lg);
}

header.scrolled .logo-text {
  color: var(--color-white);
}

header.scrolled .nav-link {
  color: rgba(255, 255, 255, 0.8);
}

header.scrolled .nav-link:hover, header.scrolled .nav-link.active {
  color: var(--color-yellow);
}

header.scrolled .hamburger-bar {
  background-color: var(--color-white);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-yellow), var(--color-orange));
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-slate);
  font-weight: 800;
  font-size: 1.25rem;
  box-shadow: var(--shadow-md);
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-slate);
  letter-spacing: -0.5px;
  transition: color var(--transition-normal);
}

.logo-text span {
  background: linear-gradient(135deg, var(--color-yellow), var(--color-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--color-charcoal-light);
  font-size: 0.95rem;
  padding: 0.5rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-yellow), var(--color-orange));
  transition: width var(--transition-normal);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-orange);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  gap: 0.5rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-yellow), var(--color-orange));
  color: var(--color-slate);
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.btn-secondary {
  background-color: var(--color-slate);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(30, 41, 59, 0.25);
}

.btn-secondary:hover {
  background-color: var(--color-charcoal);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 41, 59, 0.35);
}

.btn-outline {
  border: 2px solid var(--color-slate);
  color: var(--color-slate);
}

.btn-outline:hover {
  background-color: var(--color-slate);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline-white {
  border: 2px solid var(--color-white);
  color: var(--color-white);
}

.btn-outline-white:hover {
  background-color: var(--color-white);
  color: var(--color-slate);
  transform: translateY(-2px);
}

/* --- HERO SECTION --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: var(--color-white);
  background-color: var(--color-slate);
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.65);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero h1 span {
  color: var(--color-yellow);
  background: linear-gradient(135deg, var(--color-yellow), var(--color-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  color: var(--color-gray-200);
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.hero-btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* --- INNER HERO HEADER --- */
.inner-hero {
  position: relative;
  background-color: var(--color-slate);
  color: var(--color-white);
  padding: 8rem 0 5rem;
  text-align: center;
  overflow: hidden;
}

.inner-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  filter: brightness(0.55);
  object-fit: cover;
}

.inner-hero-content {
  position: relative;
  z-index: 2;
}

.inner-hero h1 {
  color: var(--color-white);
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.breadcrumbs {
  font-size: 0.95rem;
  color: var(--color-gray-300);
}

.breadcrumbs a {
  color: var(--color-yellow);
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

/* --- FEATURE CARDS --- */
.feature-card {
  background-color: var(--color-white);
  padding: 2.5rem 2rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border-top: 4px solid var(--color-slate);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--color-orange);
}

.feature-icon {
  width: 55px;
  height: 55px;
  background-color: var(--color-light-gray);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--color-orange);
  font-size: 1.5rem;
  transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
  background-color: var(--color-yellow);
  color: var(--color-slate);
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

/* --- ABOUT PREVIEW --- */
.about-preview-img {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-preview-img::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.2), rgba(30, 41, 59, 0.4));
  z-index: 1;
}

.about-preview-img img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-preview-img:hover img {
  transform: scale(1.05);
}

.badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background-color: rgba(249, 115, 22, 0.1);
  color: var(--color-orange);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  border-radius: var(--border-radius-full);
  margin-bottom: 1rem;
}

.badge.brand-badge {
  background: rgba(30, 41, 59, 0.6);
  color: var(--color-yellow);
  border: 1px solid rgba(250, 204, 21, 0.3);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  letter-spacing: 0.1em;
  padding: 0.5rem 1.25rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-yellow);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--color-yellow);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.25); opacity: 1; box-shadow: 0 0 12px var(--color-yellow); }
  100% { transform: scale(0.9); opacity: 0.6; }
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat-item h4 {
  font-size: 2.25rem;
  color: var(--color-orange);
  margin-bottom: 0.25rem;
}

/* --- PRODUCT CARDS (CATALOG & PREVIEW) --- */
.product-filter-container {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.6rem 1.4rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-charcoal);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--color-slate);
  color: var(--color-white);
  border-color: var(--color-slate);
}

.product-card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 1px solid var(--color-gray-200);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-img {
  height: 220px;
  position: relative;
  overflow: hidden;
  background-color: var(--color-gray-100);
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-img img {
  transform: scale(1.08);
}

.product-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: rgba(30, 41, 59, 0.9);
  color: var(--color-yellow);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: var(--border-radius-full);
  text-transform: uppercase;
}

.product-info {
  padding: 1.5rem;
}

.product-info h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.product-info p {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  height: 48px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.product-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-gray-100);
  padding-top: 1rem;
}

.product-whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #25d366;
  font-weight: 600;
  font-size: 0.85rem;
  transition: transform var(--transition-fast);
}

.product-whatsapp-btn:hover {
  transform: scale(1.03);
  color: #128c7e;
}

/* --- WHY CHOOSE US --- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.why-item {
  display: flex;
  gap: 1.25rem;
}

.why-icon {
  flex-shrink: 0;
  width: 45px;
  height: 45px;
  background-color: rgba(250, 204, 21, 0.1);
  color: var(--color-orange);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.why-info h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.why-info p {
  font-size: 0.95rem;
}

/* --- CALL TO ACTION BANNER --- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-slate), var(--color-charcoal));
  color: var(--color-white);
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle at 80% 20%, rgba(249, 115, 22, 0.15) 0%, transparent 50%);
}

.cta-banner-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}

.cta-banner h2 {
  color: var(--color-white);
  font-size: 2.25rem;
  margin-bottom: 1.5rem;
}

.cta-banner p {
  color: var(--color-gray-200);
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
}

/* --- FLOATING WHATSAPP CTA --- */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  background-color: #25d366;
  width: 60px;
  height: 60px;
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.5);
  transition: all var(--transition-normal);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1) rotate(10deg);
  box-shadow: 0 6px 22px rgba(37, 211, 102, 0.7);
}

.whatsapp-float svg {
  width: 34px;
  height: 34px;
  fill: var(--color-white);
}

@keyframes pulse-whatsapp {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* --- CONTACT US COMPONENT --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
}

.info-card {
  background-color: var(--color-white);
  padding: 3rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
}

.info-item {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  background-color: var(--color-light-gray);
  color: var(--color-orange);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.info-details h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.info-details p, .info-details a {
  color: var(--color-charcoal-light);
  font-size: 0.95rem;
}

.info-details a:hover {
  color: var(--color-orange);
}

.contact-quick-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}

.map-container {
  width: 100%;
  height: 100%;
  min-height: 450px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* --- ABOUT US / MISSION & CORE VALUES --- */
.mission-vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 5rem;
}

.mv-card {
  background-color: var(--color-white);
  padding: 3rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  border-left: 5px solid var(--color-orange);
}

.mv-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.value-card {
  background-color: var(--color-white);
  padding: 2rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
  text-align: center;
  transition: all var(--transition-normal);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-gray-200);
}

.value-icon {
  width: 60px;
  height: 60px;
  background-color: rgba(249, 115, 22, 0.05);
  color: var(--color-orange);
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 1.5rem;
}

.value-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

/* --- PRIVACY POLICY PAGE --- */
.privacy-container {
  background-color: var(--color-white);
  padding: 4rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
  max-width: 900px;
  margin: 0 auto;
}

.privacy-container h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.privacy-container p, .privacy-container ul {
  margin-bottom: 1.25rem;
}

.privacy-container ul {
  padding-left: 1.5rem;
  list-style-type: disc;
}

.privacy-container li {
  margin-bottom: 0.5rem;
  color: var(--color-charcoal-light);
}

/* --- FOOTER --- */
footer {
  background-color: var(--color-slate);
  color: var(--color-gray-300);
  padding: 5rem 0 2rem;
  border-top: 4px solid var(--color-yellow);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand h3 {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
}

.footer-brand h3 span {
  color: var(--color-yellow);
}

.footer-brand p {
  color: var(--color-gray-300);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.footer-links h4, .footer-contact h4 {
  color: var(--color-white);
  font-size: 1.15rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-links h4::after, .footer-contact h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-yellow);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.95rem;
  color: var(--color-gray-300);
}

.footer-links a:hover {
  color: var(--color-yellow);
  padding-left: 5px;
}

.footer-contact ul {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.footer-contact li svg {
  color: var(--color-yellow);
  flex-shrink: 0;
}

.footer-contact a {
  color: var(--color-gray-300);
}

.footer-contact a:hover {
  color: var(--color-yellow);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
}

/* --- MOBILE HAMBURGER BUTTON --- */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger-bar {
  width: 100%;
  height: 3px;
  background-color: var(--color-slate);
  border-radius: var(--border-radius-full);
  transition: all var(--transition-normal);
}

/* --- SCROLL REVEAL ANIMATIONS --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .why-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .mission-vision-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  /* Mobile Menu Styling */
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background-color: var(--color-slate);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.2);
    transition: right var(--transition-normal);
    z-index: 1000;
  }
  
  .nav-menu.open {
    right: 0;
  }
  
  .nav-link {
    color: var(--color-white);
    font-size: 1.2rem;
  }
  
  .nav-link:hover, .nav-link.active {
    color: var(--color-yellow);
  }
  
  /* Hamburger Open State */
  .hamburger.open .hamburger-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background-color: var(--color-white);
  }
  
  .hamburger.open .hamburger-bar:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.open .hamburger-bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
    background-color: var(--color-white);
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .about-preview-img img {
    height: 300px;
  }
  
  .info-card {
    padding: 2rem 1.5rem;
  }
  
  .contact-quick-actions {
    grid-template-columns: 1fr;
  }
  
  .privacy-container {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-btn-group {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-btn-group .btn {
    width: 100%;
  }
  
  .whatsapp-float {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 50px;
    height: 50px;
  }
  
  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}