/* Color Variables */
:root {
  --dark-blue: #1a3a5f;
  --light-green: #4ade80;
  --white: #ffffff;
  --light-gray: #f3f4f6;
  --gray: #9ca3af;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Fira Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
  font-family: 'Fira Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: #F1F7F1;
  background-color: #F1F7F1;
  line-height: 1.6;
  min-height: 100vh;
}

/* Scroll Reveal Animation */
.reveal-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header */
.header {
  background: transparent;
  padding: 23px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  transition: background 0.3s ease;
}

.header.scrolled {
  background: rgba(241, 247, 241, 0.95);
}

.header-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.header-right {
  display: flex;
  align-items: center;
  gap: 39px;
}

.nav {
  display: flex;
  gap: 30px;
}

.nav-link {
  color: #6E7F93;
  text-decoration: none;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  transition: color 0.3s;
}

.nav-link:hover {
  font-weight: 700;
}

.btn-continue {
  border-radius: 16px;
  border: 1px solid #182052;
  background: #03D0AD;
  box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.10);
  color: #182052;
  padding: 12px 45px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.3s;
  text-decoration: none;
  display: inline-block;
}

/* Hero Section */
.hero {
  scroll-margin-top: 100px;
}

.hero-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
}

.hero-wrapper {
  background: linear-gradient(180deg, #FCF5EA 0%, #FFF 100%);
  padding: 47px 60px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
  align-items: center;
  border-radius: 30px;
  box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.10);
}

.hero-content {
  display: flex;
  flex-direction: column;
}

.hero-title {
    font-size: 64px;
  font-weight: 700;
  background: linear-gradient(130deg, #1BF4A1 -8.37%, #1B38F4 118.86%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke-width: 1px;
  -webkit-text-stroke-color: #182052;
  line-height: 80px;
  margin-bottom: 26px;
}

.hero-subtitle {
  font-size: 20px;
  font-weight: 400;
  line-height: 32px;
  color: #182052;
  margin-bottom: 61px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.btn-primary {
  border-radius: 15px;
  border: 1px solid #182052;
  background: #03D0AD;
  color: #182052;
  padding: 15px 44px;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.3s;
  text-decoration: none;
  display: inline-block;
}

.btn-primary:hover {
  background: #03D0AD;
}

.btn-secondary {
  border-radius: 15px;
  border: 1px solid #182052;
  background: transparent;
  color: #182052;
  padding: 15px 44px;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  display: inline-block;
}

.btn-secondary:hover {
  background: #FFF;
  color: #182052;
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Challenge Section */
.challenge-section {
  padding: 43px 0;
  scroll-margin-top: 100px;
}

.challenge-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 23px;
}

.challenge-card {
  background: #1F2937;
  padding: 50px 43px;
  border-radius: 30px;
  box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.10);
}

.challenge-title {
  color: #03D0AD;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 22px;
}

.challenge-text {
  font-size: 16px;
  font-weight: 400;
  line-height: 28px;
  color: #FFF;
}

/* Features Section */
.features-section {
  padding: 17px 0 85px 0;
  scroll-margin-top: 100px;
}

.features-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

.section-title {
    background: linear-gradient(130deg, #1BF4A1 -8.37%, #1B38F4 118.86%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke-width: 1px;
    -webkit-text-stroke-color: #182052;
  font-size: 54px;
  font-weight: 700;
  line-height: 80px;
  margin-bottom: 5px;
}

.section-subtitle {
  font-size: 20px;
  font-weight: 400;
  line-height: 30px;
  color: #182052;
  margin-bottom: 69px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 41px;
}

.feature-card {
  background: #FFF;
  border-radius: 30px;
  padding: 38px 23px;
  display: flex;
  align-items: center;
  gap: 31px;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.05);
  transition: box-shadow 0.3s;
}

.feature-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.feature-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  text-align: left;
}

.feature-title {
    background: linear-gradient(130deg, #1BF4A1 -8.37%, #1B38F4 118.86%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke-width: 0.7px;
    -webkit-text-stroke-color: #182052;
  font-size: 32px;
  font-weight: 700;
  line-height: 30px;
  margin-bottom: 20px;
}

.feature-subtitle {
  font-size: 24px;
  font-weight: 700;
  color: #182052;
  margin-bottom: 13px;
}

.feature-description {
  font-size: 18px;
  font-weight: 400;
  line-height: 30px;
  color: #182052;
  margin: 0;
}

/* Contribution Section */
.contribution-section {
  background: #1F2937;
  padding: 76px 0 72px 0;
  scroll-margin-top: 100px;
}

.contribution-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

.section-title-contribution {
  color: #03D0AD;
  font-size: 48px;
  font-weight: 700;
  line-height: 30px;
  margin-bottom: 35px;
}

.section-subtitle-contribution {
  font-size: 20px;
  font-weight: 500;
  line-height: 30px;
  color: #FFF;
  margin-bottom: 64px;
}

.contribution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 50px;
}

.contribution-card {
  background: #FFF;
  border-radius: 30px;
  padding: 39px 44px 44px 44px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contribution-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 27px;
}

.contribution-title {
  font-size: 24px;
  font-weight: 700;
  line-height: 24px;
  color: #182052;
  margin-bottom: 21px;
}

.contribution-description {
  font-size: 20px;
  font-weight: 400;
  line-height: 35px;
  color: #182052;
  margin-bottom: 32px;
}

.btn-contribution-primary {
  background: #03D0AD;
  color: #182052;
  border: 1px solid #182052;
  padding: 14px 44px;
  border-radius: 15px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.3s;
  width: 100%;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  box-sizing: border-box;
}

.btn-contribution-primary:hover {
  background: #03D0AD;
}

.btn-contribution-secondary {
  background: #FFF;
  color: #182052;
  border: 1px solid #182052;
  padding: 14px 44px;
  border-radius: 15px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  width: 100%;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  box-sizing: border-box;
}

/* FAQ Section */
.faq-section {
  padding: 90px 0 80px 0;
  scroll-margin-top: 100px;
}

.faq-container {
  max-width: 880px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

.faq-list {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.faq-item {
  background: #FFF;
  border: 1px solid #E5E7EB;
  border-radius: 20px;
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: 20px;
  font-weight: 700;
  color: #182052;
  line-height: 22px;
  padding: 26px 37px;
  transition: background 0.3s;
}

.faq-question:hover {
  background: #e5e7eb;
}

.faq-toggle {
  width: 24px;
  height: 24px;
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  background: #F9FAFB;
  border-top: 1px solid #E5E7EB;
  transition: max-height 0.35s ease-out, background 0.3s ease-out;
}

.faq-item.active .faq-answer {
  max-height: 420px;
}

.faq-answer p {
  padding: 16px 37px 24px 37px;
  color: #4B5563;
  line-height: 1.8;
  font-size: 16px;
}

/* Download Section */
.download-section {
  padding-bottom: 90px;
  scroll-margin-top: 100px;
}

.download-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

.download-wrapper {
  background: linear-gradient(180deg, #FCF5EA 0%, #FFF 100%);
  padding: 76px 60px 68px 60px;
  border-radius: 30px;
  box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.10);
}

.section-title-download {
  font-size: 48px;
  font-weight: 700;
  line-height: 22px;
  color: #182052;
  margin-bottom: 30px;
}

.section-subtitle-download {
  font-size: 16px;
  font-weight: 400;
  line-height: 22px;
  color: #6E7F93;
  margin-bottom: 60px;
}

.download-buttons {
  display: flex;
  gap: 33px;
  justify-content: center;
}

.store-link {
  display: inline-block;
}

/* Contact Section */
.contact-section {
  background: #FFF;
  padding: 76px 0 90px 0;
  scroll-margin-top: 100px;
}

.contact-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
}

.contact-wrapper {
  padding: 0;
}

.contact-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title-contact {
  background: linear-gradient(130deg, #1BF4A1 -8.37%, #1B38F4 118.86%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke-width: 1px;
  -webkit-text-stroke-color: #182052;
  font-size: 54px;
  font-weight: 700;
  line-height: 60px;
  margin-bottom: 20px;
}

.section-subtitle-contact {
  font-size: 20px;
  font-weight: 400;
  line-height: 32px;
  color: #182052;
}

.contact-form {
  max-width: 800px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin-bottom: 25px;
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 25px;
}

.form-label {
  font-size: 16px;
  font-weight: 600;
  color: #182052;
  margin-bottom: 10px;
}

.form-input,
.form-textarea {
  padding: 16px 20px;
  border: 1px solid #E5E7EB;
  border-radius: 15px;
  font-size: 16px;
  font-weight: 400;
  color: #182052;
  background: #F9FAFB;
  transition: all 0.3s;
  font-family: 'Fira Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: #03D0AD;
  background: #FFF;
  box-shadow: 0 0 0 3px rgba(3, 208, 173, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #9CA3AF;
}

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.btn-contact-submit {
  width: 100%;
  border-radius: 15px;
  border: 1px solid #182052;
  background: #03D0AD;
  color: #182052;
  padding: 16px 44px;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 10px;
}

.btn-contact-submit:hover {
  background: #02b897;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(3, 208, 173, 0.3);
}

.btn-contact-submit:active {
  transform: translateY(0);
}

.form-message {
  margin-top: 20px;
  padding: 16px 20px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 500;
  text-align: center;
  display: none;
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-message.success {
  display: block;
  background: #D1FAE5;
  color: #065F46;
  border: 1px solid #10B981;
}

.form-message.error {
  display: block;
  background: #FEE2E2;
  color: #991B1B;
  border: 1px solid #EF4444;
}

.btn-contact-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Footer */
.footer {
  background: #1F2937;
  color: #FFF;
  padding: 32px 0 19px 0;
}

.footer-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
  display: flex;
  justify-content: space-between;
  margin-bottom: 91px;
}

.footer-logo {
  display: flex;
  align-items: center;
}

.footer-nav {
  display: flex;
  gap: 40px;
}

.footer-link {
  text-decoration: none;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: #FFF;
  transition: color 0.3s;
}

.footer-link:hover {
  color: #03D0AD;
}

.footer-bottom {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  font-weight: 500;
  line-height: 22px;
}

/* Mobile Menu Styles */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid #D1D5DB;
  background: #FFFFFF;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s;
}

.menu-toggle:hover {
  background: #F9FAFB;
}

.menu-bar {
  width: 20px;
  height: 2px;
  background: #182052;
  border-radius: 2px;
  transition: all 0.3s;
}

.mobile-menu {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: flex-start;
  align-items: stretch;
  transform: translateX(-100%);
  transition: transform 0.3s ease-out, opacity 0.3s ease-out;
  opacity: 0;
  z-index: 1100;
  visibility: hidden;
}

.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  visibility: visible;
}

.mobile-menu-content {
  width: 280px;
  max-width: 80vw;
  background: #FFFFFF;
  padding: 1.5rem;
  box-shadow: 8px 0 24px rgba(15, 23, 42, 0.2);
  display: flex;
  flex-direction: column;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #E5E7EB;
}

.mobile-menu-title {
  font-size: 20px;
  font-weight: 700;
  color: #182052;
}

.mobile-menu-close {
  background: transparent;
  border: none;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  color: #6B7280;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.3s;
}

.mobile-menu-close:hover {
  color: #182052;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 2rem;
}

.mobile-nav-link {
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  color: #182052;
  padding: 1rem 0;
  border-bottom: 1px solid #F3F4F6;
  transition: color 0.3s, padding-left 0.3s;
}

.mobile-nav-link:hover {
  color: #03D0AD;
  padding-left: 0.5rem;
}

.mobile-btn-continue {
  width: 100%;
  border-radius: 12px;
  border: 1px solid #182052;
  background: #03D0AD;
  color: #182052;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.3s;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  box-sizing: border-box;
}

.mobile-btn-continue:hover {
  background: #02b897;
}

/* ============================================
   RESPONSIVE DESIGN - MOBILE & TABLET
   ============================================ */

/* Tablet & Small Desktop (max-width: 1024px) */
@media (max-width: 1024px) {
  .header-container,
  .hero-container,
  .challenge-container,
  .features-container,
  .contribution-container,
  .faq-container,
  .download-container,
  .contact-container,
  .footer-container {
    padding: 0 2rem;
  }

  .hero-wrapper {
    padding: 40px 40px;
  }

  .hero-title {
    font-size: 48px;
    line-height: 60px;
  }

  .features-grid {
    gap: 30px;
  }

  .contribution-grid {
    gap: 30px;
  }
}

/* Tablet (max-width: 968px) */
@media (max-width: 968px) {
  .header-container,
  .hero-container,
  .challenge-container,
  .features-container,
  .contribution-container,
  .faq-container,
  .download-container,
  .contact-container,
  .footer-container {
    padding: 0 1.5rem;
  }

  /* Header Mobile */
  .nav,
  .btn-continue {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  /* Hero Section */
  .hero-wrapper {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 2rem 1.5rem;
  }

  .hero-image {
    order: -1;
    margin-bottom: 1.5rem;
  }

  .hero-image img {
    max-width: 300px;
  }

  .hero-title {
    font-size: 40px;
    line-height: 50px;
    margin-bottom: 20px;
  }

  .hero-subtitle {
    font-size: 18px;
    line-height: 28px;
    margin-bottom: 40px;
  }

  .hero-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }

  /* Challenge Section */
  .challenge-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .challenge-card {
    padding: 35px 30px;
  }

  /* Features Section */
  .features-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .feature-card {
    flex-direction: column;
    text-align: center;
    padding: 30px 20px;
  }

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

  .feature-image {
    margin-bottom: 1rem;
  }

  /* Contribution Section */
  .contribution-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .contribution-card {
    padding: 35px 30px;
  }

  /* FAQ Section */
  .faq-question {
    font-size: 18px;
    padding: 22px 28px;
  }

  .faq-answer p {
    padding: 14px 28px 20px 28px;
  }

  /* Download Section */
  .download-wrapper {
    padding: 50px 30px;
  }

  .download-buttons {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .store-link img {
    max-width: 200px;
  }

  /* Contact Section */
  .contact-section {
    padding: 50px 0;
  }

  .contact-header {
    margin-bottom: 45px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
    margin-bottom: 0;
  }

  /* Footer */
  .footer-container {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
    align-items: center;
  }

  .footer-nav {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }
}

/* Mobile (max-width: 640px) */
@media (max-width: 640px) {
  .header-container,
  .hero-container,
  .challenge-container,
  .features-container,
  .contribution-container,
  .faq-container,
  .download-container,
  .contact-container,
  .footer-container {
    padding: 0 1rem;
  }

  /* Header */
  .header {
    padding: 16px 0;
  }

  .logo-image {
    height: 35px;
  }

  /* Hero Section */
  .hero {
    margin-top: 0;
  }

  .hero-wrapper {
    padding: 1.5rem 1rem;
    border-radius: 20px;
  }

  .hero-image img {
    max-width: 250px;
  }

  .hero-title {
    font-size: 32px;
    line-height: 42px;
    margin-bottom: 16px;
  }

  .hero-subtitle {
    font-size: 16px;
    line-height: 26px;
    margin-bottom: 30px;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    padding: 14px 30px;
    font-size: 18px;
  }

  /* Challenge Section */
  .challenge-section {
    padding: 30px 0;
  }

  .challenge-card {
    padding: 30px 20px;
    border-radius: 20px;
  }

  .challenge-title {
    font-size: 26px;
    margin-bottom: 16px;
  }

  .challenge-text {
    font-size: 15px;
    line-height: 26px;
  }

  /* Features Section */
  .features-section {
    padding: 15px 0 60px 0;
  }

  .section-title {
    font-size: 36px;
    line-height: 50px;
    margin-bottom: 8px;
  }

  .section-subtitle {
    font-size: 16px;
    line-height: 26px;
    margin-bottom: 40px;
  }

  .feature-card {
    padding: 25px 20px;
    border-radius: 20px;
  }

  .feature-image img {
    max-width: 120px;
  }

  .feature-title {
    font-size: 26px;
    line-height: 28px;
    margin-bottom: 16px;
  }

  .feature-subtitle {
    font-size: 20px;
    margin-bottom: 10px;
  }

  .feature-description {
    font-size: 16px;
    line-height: 26px;
  }

  /* Contribution Section */
  .contribution-section {
    padding: 50px 0;
  }

  .section-title-contribution {
    font-size: 32px;
    line-height: 40px;
    margin-bottom: 25px;
  }

  .section-subtitle-contribution {
    font-size: 18px;
    margin-bottom: 40px;
  }

  .contribution-card {
    padding: 30px 25px;
    border-radius: 20px;
  }

  .contribution-icon img {
    max-width: 60px;
  }

  .contribution-title {
    font-size: 20px;
    margin-bottom: 16px;
  }

  .contribution-description {
    font-size: 16px;
    line-height: 28px;
    margin-bottom: 25px;
  }

  .btn-contribution-primary,
  .btn-contribution-secondary {
    font-size: 16px;
    padding: 12px 30px;
  }

  /* FAQ Section */
  .faq-section {
    padding: 60px 0;
  }

  .faq-question {
    font-size: 16px;
    line-height: 20px;
    padding: 18px 20px;
  }

  .faq-toggle {
    font-size: 1.3rem;
  }

  .faq-answer p {
    font-size: 15px;
    padding: 12px 20px 18px 20px;
    line-height: 1.7;
  }

  .faq-item {
    border-radius: 16px;
  }

  /* Download Section */
  .download-section {
    padding-bottom: 60px;
  }

  .download-wrapper {
    padding: 40px 20px;
    border-radius: 20px;
  }

  .section-title-download {
    font-size: 32px;
    line-height: 40px;
    margin-bottom: 20px;
  }

  .section-subtitle-download {
    font-size: 15px;
    line-height: 24px;
    margin-bottom: 40px;
  }

  .store-link img {
    max-width: 160px;
  }

  /* Contact Section */
  .contact-section {
    padding: 40px 0 60px 0;
  }

  .contact-header {
    margin-bottom: 35px;
  }

  .section-title-contact {
    font-size: 36px;
    line-height: 45px;
    margin-bottom: 16px;
  }

  .section-subtitle-contact {
    font-size: 16px;
    line-height: 26px;
  }

  .form-label {
    font-size: 15px;
  }

  .form-input,
  .form-textarea {
    padding: 14px 16px;
    font-size: 15px;
  }

  .form-textarea {
    min-height: 130px;
  }

  .btn-contact-submit {
    padding: 14px 30px;
    font-size: 18px;
  }

  /* Footer */
  .footer {
    padding: 25px 0 15px 0;
  }

  .footer-container {
    margin-bottom: 40px;
  }

  .footer-logo img {
    height: 35px;
  }

  .footer-bottom p {
    font-size: 11px;
    line-height: 18px;
    padding: 0 10px;
  }
}

/* Extra Small Mobile (max-width: 375px) */
@media (max-width: 375px) {
  .hero-title {
    font-size: 28px;
    line-height: 38px;
  }

  .section-title {
    font-size: 30px;
    line-height: 42px;
  }

  .section-title-contribution {
    font-size: 28px;
    line-height: 36px;
  }

  .section-title-contact {
    font-size: 30px;
    line-height: 38px;
  }

  .btn-primary,
  .btn-secondary {
    font-size: 16px;
    padding: 12px 24px;
  }

  .btn-contact-submit {
    font-size: 16px;
    padding: 12px 24px;
  }
}