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

:root {
  /* Colors */
  --primary: #8B0000;
  --primary-dark: #660000;
  --secondary: #6B7280;
  --accent: #8B0000;
  --success: #059669;
  --error: #DC2626;
  
  /* Neutrals */
  --white: #ffffff;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  
  /* Typography */
  --font-family: 'Arial', 'Helvetica', 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --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-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== UTILITY CLASSES ===== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  width: 100%;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: var(--font-size-base);
  line-height: 1;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--primary);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.99);
  box-shadow: 0 4px 20px rgba(139, 0, 0, 0.1);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo img {
  height: 35px;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-8);
  align-items: center;
}

.nav-link {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.bar {
  width: 25px;
  height: 3px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.1); }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(139, 0, 0, 0.8) 0%, rgba(31, 41, 55, 0.9) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
}

.hero-text {
  max-width: 600px;
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-6);
  line-height: 1.2;
}

.hero-title-line {
  display: block;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--gray-200);
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  animation: bounce 2s infinite;
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border: 2px solid var(--white);
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== SECTIONS ===== */
section {
  padding: var(--space-20) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--font-size-xl);
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== PRODUCTS SECTION ===== */
.products {
  background: var(--gray-50);
}

.products-grid {
  display: flex;
  gap: var(--space-8);
  flex-wrap: nowrap;
  justify-content: space-between;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  cursor: pointer;
  flex: 1;
  min-width: 0;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

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

.product-card:hover .product-image img {
  transform: scale(1.1);
}



.product-content {
  padding: var(--space-6);
}

.product-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-3);
}

.product-description {
  color: var(--gray-600);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.feature-tag {
  background: var(--primary);
  color: var(--white);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

/* ===== ABOUT SECTION ===== */
.about {
  background: var(--white);
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-description {
  font-size: var(--font-size-lg);
  color: var(--gray-600);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.feature-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.feature-content h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-2);
}

.feature-content p {
  color: var(--gray-600);
  line-height: 1.6;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.stat-item {
  text-align: center;
  padding: var(--space-6);
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
  background: var(--gray-50);
}

.testimonials-grid {
  display: flex;
  gap: var(--space-8);
  flex-wrap: nowrap;
  justify-content: space-between;
}

.testimonial-card {
  background: var(--white);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  flex: 1;
  min-width: 0;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-4);
  left: var(--space-6);
  font-size: 4rem;
  color: var(--primary);
  opacity: 0.2;
  font-family: serif;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.testimonial-content {
  margin-bottom: var(--space-6);
  padding-top: var(--space-4);
}

.testimonial-content p {
  font-size: var(--font-size-lg);
  color: var(--gray-700);
  line-height: 1.7;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.author-info h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-1);
}

.author-info span {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

.rating {
  color: var(--accent);
  font-size: var(--font-size-lg);
}

/* ===== CONTACT SECTION ===== */
.contact {
  background: var(--white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-description {
  font-size: var(--font-size-lg);
  color: var(--gray-600);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-2);
}

.contact-item p {
  color: var(--gray-600);
  line-height: 1.6;
}

.contact-form-container {
  background: var(--gray-50);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-4);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-family: inherit;
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(139, 0, 0, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.captcha-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.captcha-label {
  flex: 0 0 100%;
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  margin-bottom: var(--space-2);
  font-weight: 500;
}

.captcha-group input {
  flex: 1;
  min-width: 200px;
}

.btn-refresh {
  background: var(--gray-100);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600);
  height: 50px;
  width: 50px;
  flex-shrink: 0;
}

.btn-refresh:hover {
  background: var(--white);
  border-color: var(--primary);
  color: var(--primary);
  transform: rotate(180deg);
}

.btn-refresh:active {
  transform: rotate(180deg) scale(0.95);
}

.btn-refresh svg {
  width: 20px;
  height: 20px;
}

.form-message {
  margin-top: var(--space-4);
}

.message {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  font-weight: 500;
}

.message.success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.message.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ===== MAP SECTION ===== */
.map-section {
  padding: 0;
}

.map-container {
  width: 100%;
  height: 400px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-section h4 {
  color: var(--white);
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-6);
}

.footer-logo img {
  height: 50px;
  width: auto;
  object-fit: contain;
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
  filter: brightness(0) invert(1);
}

.footer-section p {
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.location-item {
  margin-bottom: var(--space-4);
}

.location-item h5 {
  color: var(--white);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.location-item p {
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-links a {
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--white);
}

.contact-info-footer p {
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
}

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: var(--space-8);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--gray-400);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-8);
    transition: var(--transition);
    box-shadow: var(--shadow-xl);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .hero {
    height: 80vh;
    min-height: 500px;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .products-grid {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .products-grid .product-card {
    flex: 0 0 calc(50% - var(--space-4));
  }
  
  .testimonials-grid {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .testimonials-grid .testimonial-card {
    flex: 0 0 calc(50% - var(--space-4));
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  section {
    padding: var(--space-12) 0;
  }
  
  .container {
    padding: 0 var(--space-4);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .products-grid {
    flex-direction: column;
    align-items: center;
  }
  
  .products-grid .product-card {
    flex: 0 0 100%;
    max-width: 400px;
  }
  
  .testimonials-grid {
    flex-direction: column;
    align-items: center;
  }
  
  .testimonials-grid .testimonial-card {
    flex: 0 0 100%;
    max-width: 400px;
  }
  
  .product-card {
    margin: 0 var(--space-2);
  }
  
  .testimonial-card {
    padding: var(--space-6);
  }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

/* ===== SCROLL ANIMATIONS ===== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===== WHATSAPP CHAT BUTTON ===== */
.whatsapp-chat {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 1000;
}

.whatsapp-button {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: #25D366;
  color: var(--white);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-2xl);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--font-size-base);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  animation: whatsappPulse 2s infinite;
}

.whatsapp-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  background: #128C7E;
  color: var(--white);
}

.whatsapp-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.whatsapp-text {
  white-space: nowrap;
}

@keyframes whatsappPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* Mobile responsive for WhatsApp button */
@media (max-width: 768px) {
  .whatsapp-chat {
    bottom: var(--space-4);
    right: var(--space-4);
  }
  
  .whatsapp-button {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
  }
  
  .whatsapp-text {
    display: none;
  }
  
  .whatsapp-icon {
    width: 28px;
    height: 28px;
  }
}