/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
  /* Colors */
  --primary-navy: #1A1F36;
  --primary-gold: #FF8C42;
  --whatsapp-green: #25D366;
  --bg-white: #FFFFFF;
  --bg-light: #F8F9FA;
  --text-dark: #333333;
  --text-medium: #666666;
  --text-light: #999999;
  
  /* Typography */
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --page-padding: 20px;
  --section-padding: 60px 20px;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 24px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 30px rgba(255, 140, 66, 0.3);
  
  /* Transitions */
  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

/* ============================================
   CONTAINER
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--page-padding);
}

/* ============================================
   SECTION TITLE
   ============================================ */
.section-title {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--primary-navy);
  position: relative;
  display: inline-block;
  width: 100%;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-gold), var(--whatsapp-green));
  border-radius: 2px;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 40px;
    margin-bottom: 60px;
  }
  
  .section-title::after {
    width: 120px;
    height: 5px;
  }
}

/* ============================================
   HERO SECTION - ENHANCED
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--bg-white);
  text-align: center;
}

.hero-parallax {
  position: absolute;
  top: -50px;
  left: -50px;
  width: calc(100% + 100px);
  height: calc(100% + 100px);
  background: url('../images/hero-bg.webp') center center / cover no-repeat;
  background-attachment: fixed;
  z-index: 1;
  will-change: transform;
  transition: transform 0.1s ease-out;
}

@media (max-width: 767px) {
  .hero-parallax {
    background-attachment: scroll;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, 
    rgba(26, 31, 54, 0.92) 0%, 
    rgba(26, 31, 54, 0.85) 50%,
    rgba(37, 211, 102, 0.15) 100%);
  z-index: 2;
  animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.95;
  }
}

.hero-content {
  position: relative;
  z-index: 3;
  padding: 0 20px;
  animation: heroFadeIn 1.2s ease-out;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.logo {
  max-width: 300px;
  margin: 0 auto 30px;
  filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.5));
  animation: logoFloat 3s ease-in-out infinite;
}

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

@media (min-width: 768px) {
  .logo {
    max-width: 450px;
    margin-bottom: 40px;
  }
}

.hero h1 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  animation: slideInFromLeft 0.8s ease-out 0.2s both;
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: 64px;
    margin-bottom: 20px;
  }
}

.hero-subtitle {
  font-size: 18px;
  margin-bottom: 12px;
  font-weight: 600;
  animation: slideInFromRight 0.8s ease-out 0.4s both;
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 28px;
    margin-bottom: 16px;
  }
}

.hero-tagline {
  font-size: 16px;
  margin-bottom: 40px;
  opacity: 0.95;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

@media (min-width: 768px) {
  .hero-tagline {
    font-size: 22px;
    margin-bottom: 50px;
  }
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--whatsapp-green);
  color: var(--bg-white);
  padding: 16px 40px;
  border-radius: var(--radius-lg);
  font-size: 18px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
  transition: all var(--transition);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.8s ease-out 0.8s both;
}

.btn-whatsapp::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-whatsapp:hover::before {
  width: 300px;
  height: 300px;
}

.btn-whatsapp:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6);
}

.btn-whatsapp:active {
  transform: translateY(-2px) scale(1.02);
}

.btn-whatsapp i {
  font-size: 24px;
  animation: spinPulse 2s ease-in-out infinite;
}

@keyframes spinPulse {
  0%, 100% {
    transform: rotate(0deg) scale(1);
  }
  50% {
    transform: rotate(15deg) scale(1.1);
  }
}

@media (min-width: 768px) {
  .btn-whatsapp {
    font-size: 22px;
    padding: 20px 60px;
  }
}

.hero-phone {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 2px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 0.8s ease-out 1s both;
}

@media (min-width: 768px) {
  .hero-phone {
    font-size: 28px;
  }
}

/* ============================================
   TRUST BAR - ENHANCED
   ============================================ */
.trust-bar {
  background: linear-gradient(135deg, var(--bg-light) 0%, #FFFFFF 100%);
  padding: 40px 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.trust-bar .container {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media (min-width: 768px) {
  .trust-bar .container {
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  transition: var(--transition);
  padding: 12px;
  border-radius: var(--radius-sm);
}

.trust-item:hover {
  background: var(--bg-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.trust-item i {
  font-size: 32px;
  color: var(--primary-gold);
  transition: var(--transition);
}

.trust-item:hover i {
  transform: scale(1.2) rotate(10deg);
}

@media (min-width: 768px) {
  .trust-item {
    font-size: 18px;
  }
  
  .trust-item i {
    font-size: 36px;
  }
}

/* ============================================
   SERVICES SECTION - ENHANCED
   ============================================ */
.services {
  padding: 80px 20px;
  background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 50%, rgba(255, 140, 66, 0.03) 0%, transparent 50%),
              radial-gradient(circle at 80% 50%, rgba(37, 211, 102, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

.services-grid {
  display: grid;
  gap: 30px;
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-slow);
  position: relative;
  border: 2px solid transparent;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-gold) 0%, var(--whatsapp-green) 100%);
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 0;
}

.service-card:hover::before {
  opacity: 0.05;
}

.service-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
  border-color: var(--primary-gold);
}

.service-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

.service-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 0%, rgba(26, 31, 54, 0.3) 100%);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover .service-image::after {
  opacity: 1;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-card:hover .service-image img {
  transform: scale(1.15) rotate(2deg);
}

.service-content {
  padding: 28px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.service-content i {
  font-size: 56px;
  color: var(--primary-gold);
  margin-bottom: 20px;
  transition: all var(--transition);
  display: inline-block;
}

.service-card:hover .service-content i {
  transform: scale(1.2) rotate(-10deg);
  color: var(--whatsapp-green);
}

.service-content h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary-navy);
  transition: var(--transition);
}

.service-card:hover .service-content h3 {
  color: var(--primary-gold);
}

.service-content p {
  font-size: 16px;
  color: var(--text-medium);
  line-height: 1.5;
}

@media (min-width: 768px) {
  .service-content h3 {
    font-size: 24px;
  }
  
  .service-content p {
    font-size: 17px;
  }
}

/* ============================================
   WHY CHOOSE SECTION - ENHANCED
   ============================================ */
.why-choose {
  padding: 80px 20px;
  background: linear-gradient(135deg, 
    var(--bg-light) 0%, 
    #E8F5E9 50%,
    var(--bg-light) 100%);
  position: relative;
  overflow: hidden;
}

.why-choose::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 140, 66, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) translateX(0);
  }
  50% {
    transform: translateY(-30px) translateX(30px);
  }
}

.benefits-grid {
  display: grid;
  gap: 50px;
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
  }
}

.benefit-item {
  text-align: center;
  padding: 30px 20px;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.benefit-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 140, 66, 0.1), transparent);
  transition: left 0.6s;
}

.benefit-item:hover::before {
  left: 100%;
}

.benefit-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.benefit-item i {
  font-size: 64px;
  color: var(--primary-gold);
  margin-bottom: 24px;
  transition: all var(--transition-slow);
  display: inline-block;
}

.benefit-item:hover i {
  transform: scale(1.3) rotate(360deg);
  color: var(--whatsapp-green);
}

.benefit-item h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--primary-navy);
}

.benefit-item p {
  font-size: 16px;
  color: var(--text-medium);
  line-height: 1.6;
}

@media (min-width: 768px) {
  .benefit-item i {
    font-size: 72px;
  }
  
  .benefit-item h3 {
    font-size: 24px;
  }
  
  .benefit-item p {
    font-size: 18px;
  }
}

/* ============================================
   SERVICE AREA SECTION - ENHANCED
   ============================================ */
.service-area {
  padding: 80px 20px;
  background: var(--bg-white);
}

.area-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .area-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
}

.area-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-dark);
  padding: 16px;
  background: var(--bg-light);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  border: 2px solid transparent;
}

.area-item:hover {
  background: var(--bg-white);
  border-color: var(--primary-gold);
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
}

.area-item i {
  color: var(--primary-gold);
  font-size: 20px;
  transition: var(--transition);
}

.area-item:hover i {
  transform: scale(1.3);
  color: var(--whatsapp-green);
}

.area-more {
  text-align: center;
  font-size: 20px;
  font-weight: 600;
  color: var(--text-medium);
  margin-top: 30px;
  padding: 20px;
  background: linear-gradient(135deg, var(--bg-light), #FFF3E0);
  border-radius: var(--radius-md);
}

@media (min-width: 768px) {
  .area-item {
    font-size: 18px;
    padding: 18px;
  }
  
  .area-more {
    font-size: 22px;
  }
}

/* ============================================
   CTA SECTION - ENHANCED
   ============================================ */
.cta {
  padding: 80px 20px;
  background: linear-gradient(135deg, 
    var(--primary-navy) 0%, 
    #2C3E50 50%,
    var(--primary-navy) 100%);
  color: var(--bg-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(37, 211, 102, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.cta .container {
  position: relative;
  z-index: 1;
}

.cta h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 20px;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
  .cta h2 {
    font-size: 48px;
    margin-bottom: 24px;
  }
}

.cta-subtitle {
  font-size: 20px;
  margin-bottom: 50px;
  opacity: 0.95;
}

@media (min-width: 768px) {
  .cta-subtitle {
    font-size: 24px;
    margin-bottom: 60px;
  }
}

.cta-phone {
  font-size: 24px;
  font-weight: 600;
  margin-top: 40px;
  letter-spacing: 2px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
  .cta-phone {
    font-size: 30px;
  }
}

.cta-email {
  font-size: 16px;
  margin-top: 20px;
}

.cta-email a {
  color: var(--primary-gold);
  transition: var(--transition);
  position: relative;
}

.cta-email a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gold);
  transition: width var(--transition);
}

.cta-email a:hover::after {
  width: 100%;
}

.cta-email a:hover {
  color: var(--whatsapp-green);
}

@media (min-width: 768px) {
  .cta-email {
    font-size: 18px;
  }
}

/* ============================================
   FOOTER - ENHANCED
   ============================================ */
.footer {
  padding: 50px 20px;
  background: linear-gradient(135deg, #0D1117 0%, #1A1F36 100%);
  color: var(--bg-light);
  text-align: center;
}

.footer p {
  font-size: 14px;
  margin-bottom: 10px;
  opacity: 0.9;
}

.footer-credit {
  margin-top: 25px;
  font-size: 12px;
  opacity: 0.7;
  transition: var(--transition);
}

.footer-credit:hover {
  opacity: 1;
}

.footer-credit a {
  color: var(--primary-gold);
  transition: var(--transition);
  position: relative;
}

.footer-credit a:hover {
  color: var(--whatsapp-green);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in {
  animation: fadeIn 1s ease;
}

.fade-in-up {
  animation: fadeInUp 0.8s ease;
}

.slide-in {
  animation: slideIn 0.6s ease;
}

.fade-in-card {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary-gold), var(--whatsapp-green));
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-navy);
}