/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--gradient-header);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: opacity var(--transition-base);
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-logo img {
  display: block;
}

.nav-menu {
  display: flex;
  gap: var(--space-8);
  align-items: center;
}

.nav-link {
  font-weight: var(--font-medium);
  color: var(--white);
  transition: color var(--transition-base);
}

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

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

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--white);
  transition: all var(--transition-base);
}

/* Hero Section */
.hero {
  background: var(--gradient-primary);
  color: var(--white);
  padding: calc(80px + var(--space-24)) 0 var(--space-24);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
  background-size: cover;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background-color: rgba(255, 255, 255, 0.2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(10px);
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--space-6);
  line-height: 1.2;
}

.hero p {
  font-size: var(--text-xl);
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* About Section */
.about {
  background-color: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.about-text h2 {
  margin-bottom: var(--space-6);
}

.about-features {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--secondary-orange);
  border: 2px solid var(--secondary-orange);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  flex-shrink: 0;
  font-weight: var(--font-bold);
  font-size: var(--text-xl);
  box-shadow: 0 4px 12px rgba(255, 167, 0, 0.3);
}

.feature-text h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
  color: var(--white);
}

.feature-text p {
  margin: 0;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.8);
}

/* Check List Items */
.check-list {
  list-style: none;
  padding: 0;
}

.check-list li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  padding-left: var(--space-8);
}

.check-list li:last-child {
  border-bottom: none;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--whatsapp-green);
  font-weight: var(--font-bold);
  font-size: var(--text-xl);
}

/* Services Section */
.services {
  background-color: transparent;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.service-card {
  text-align: center;
  padding: var(--space-8);
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-6);
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 40px;
}

/* How It Works */
.how-it-works {
  background: rgba(255, 255, 255, 0.03);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-12);
  position: relative;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient-secondary);
  color: var(--white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin: 0 auto var(--space-6);
  box-shadow: 0 4px 12px rgba(255, 167, 0, 0.3);
}

.step h3 {
  margin-bottom: var(--space-4);
  color: var(--white);
}

.step p {
  color: rgba(255, 255, 255, 0.85);
}

/* FAQ Section */
.faq {
  background-color: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: var(--secondary-orange);
  background-color: rgba(255, 255, 255, 0.15);
}

.faq-question {
  width: 100%;
  padding: var(--space-6);
  text-align: left;
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--white);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: all var(--transition-base);
}

.faq-question:hover {
  color: var(--secondary-orange);
}

.faq-icon {
  transition: transform var(--transition-base);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--space-6) var(--space-6);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--leading-relaxed);
}

/* CTA Section */
.cta-section {
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
  padding: var(--space-24) 0;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: var(--space-6);
}

.cta-section p {
  font-size: var(--text-xl);
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--space-8);
}

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

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand h3 {
  color: var(--white);
  margin-bottom: var(--space-4);
}

.footer-brand p {
  color: var(--gray-400);
  margin-bottom: var(--space-6);
}

.footer-section h4 {
  color: var(--white);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-link {
  color: var(--gray-400);
  transition: color var(--transition-base);
}

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

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: var(--space-8);
  text-align: center;
  color: var(--gray-500);
  font-size: var(--text-sm);
}

.social-links {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.social-link {
  width: 40px;
  height: 40px;
  background-color: var(--gray-800);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  transition: all var(--transition-base);
}

.social-link:hover {
  background-color: var(--primary-blue);
  color: var(--white);
}