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

:root {
  --yellow: #F5C563;
  --dark: #2D2D2D;
  --white: #FFFFFF;
  --light: #FFFEF9;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 
               'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--dark);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ==============================================
   NAVIGATION BAR WITH LOGO
   ============================================== */
.navbar {
  background-color: var(--yellow);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  min-height: 70px;
}

/* Logo Styling */
.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform 0.3s ease;
  line-height: 1;
}

.logo-link:hover {
  transform: scale(1.02);
}

.logo-img {
  height: 50px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  display: block;
}

/* Fallback for text logo (if using text instead of image) */
.logo {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 1px;
  display: flex;
  cursor: pointer;
  user-select: none;
  line-height: 1;
}

.letter-l { color: #E74C3C; }
.letter-o1 { color: #F39C12; }
.letter-c1 { color: #F1C40F; }
.letter-a1 { color: #2ECC71; }
.letter-dash { color: var(--dark); }
.letter-t { color: #3498DB; }
.letter-o2 { color: #9B59B6; }
.letter-c2 { color: #E67E22; }
.letter-a2 { color: #E91E63; }

/* Navigation Menu */
.nav-menu {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-menu li {
  margin: 0;
}

.nav-menu a {
  color: var(--dark);
  font-weight: 500;
  font-size: 1rem;
  display: inline-block;
}

.nav-menu a:hover {
  opacity: 0.7;
}

.btn-signin {
  padding: 0.5rem 1.5rem !important;
  border: 2px solid var(--dark);
  border-radius: 5px;
  transition: all 0.3s ease;
}

.btn-signin:hover {
  background-color: var(--dark);
  color: var(--white);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  gap: 5px;
  padding: 5px;
  z-index: 1001;
}

.hamburger span {
  width: 28px;
  height: 3px;
  background-color: var(--dark);
  transition: all 0.3s ease;
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* ==============================================
   HERO SECTION
   ============================================== */
.hero-section {
  background-color: var(--yellow);
  padding: 5rem 0;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: 2rem;
  font-weight: 700;
  color: var(--dark);
}

.download-label {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--dark);
}

/* App Store Buttons */
.app-buttons {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.app-button {
  background-color: var(--dark);
  color: var(--white);
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  min-width: 180px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.app-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.app-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.app-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.app-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  opacity: 0.9;
  line-height: 1;
}

.app-name {
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.2;
}

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

.hero-image img {
  max-width: 90%;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.1));
}

/* ==============================================
   WHO ARE WE SECTION
   ============================================== */
.who-section {
  background-color: var(--white);
  padding: 5rem 0;
}

.section-heading {
  text-align: center;
  font-size: 2.8rem;
  margin-bottom: 4rem;
  font-weight: 700;
  color: var(--dark);
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 4rem;
}

.feature-row:last-child {
  margin-bottom: 0;
}

.feature-reverse {
  direction: rtl;
}

.feature-reverse > * {
  direction: ltr;
}

.feature-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.feature-image img {
  max-width: 85%;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.05));
}

.feature-text {
  display: flex;
  justify-content: center;
  align-items: center;
}

.text-card {
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
  max-width: 450px;
}

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

.yellow-card {
  background-color: var(--yellow);
}

.text-card p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--dark);
}

.text-card strong {
  font-weight: 700;
}

/* ==============================================
   AUTHENTIC CONTENT SECTION
   ============================================== */
.authentic-section {
  background-color: var(--yellow);
  padding: 5rem 0;
}

.authentic-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.authentic-text h2 {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--dark);
}

.authentic-text p {
  font-size: 1.15rem;
  line-height: 1.9;
  color: var(--dark);
}

.authentic-text strong {
  font-weight: 700;
}

.authentic-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.authentic-image img {
  max-width: 85%;
  filter: drop-shadow(0 15px 40px rgba(0, 0, 0, 0.15));
}

/* ==============================================
   FOOTER
   ============================================== */
.footer {
  background-color: var(--yellow);
  padding: 2.5rem 0;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.footer-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.copyright-icon {
  width: 38px;
  height: 38px;
  border: 2px solid var(--dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--dark);
  font-weight: 500;
  font-size: 0.95rem;
}

.footer-links a:hover {
  opacity: 0.7;
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.social-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.social-icon svg {
  width: 24px;
  height: 24px;
  color: var(--dark);
}

.social-icon:hover {
  transform: translateY(-3px);
}

.social-icon.instagram:hover svg { color: #E1306C; }
.social-icon.facebook:hover svg { color: #1877F2; }
.social-icon.twitter:hover svg { color: #1DA1F2; }

/* ==============================================
   RESPONSIVE DESIGN
   ============================================== */

/* Large Desktop (1440px+) */
@media screen and (min-width: 1440px) {
  .logo-img {
    height: 60px;
  }
  
  .logo {
    font-size: 2.2rem;
  }
  
  .nav-wrapper {
    padding: 1.2rem 0;
    min-height: 80px;
  }
}

/* Standard Desktop (1200px - 1439px) */
@media screen and (min-width: 1200px) and (max-width: 1439px) {
  .logo-img {
    height: 55px;
  }
  
  .logo {
    font-size: 2.1rem;
  }
}

/* Tablet Landscape (992px - 1199px) */
@media screen and (max-width: 1199px) {
  .logo-img {
    height: 48px;
  }
  
  .logo {
    font-size: 1.9rem;
  }
  
  .nav-menu {
    gap: 2rem;
  }
  
  .nav-menu a {
    font-size: 0.95rem;
  }
}

/* Tablet Portrait (768px - 991px) */
@media screen and (max-width: 991px) {
  .logo-img {
    height: 45px;
  }
  
  .logo {
    font-size: 1.8rem;
  }
  
  .nav-menu {
    gap: 1.5rem;
  }
  
  .nav-menu a {
    font-size: 0.9rem;
  }
  
  .btn-signin {
    padding: 0.4rem 1.2rem !important;
  }
}

/* Tablets and Below (max-width: 768px) */
@media screen and (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  /* Logo Responsive */
  .nav-wrapper {
    padding: 0.8rem 0;
    min-height: 60px;
  }
  
  .logo-img {
    height: 40px;
  }
  
  .logo {
    font-size: 1.6rem;
  }

  /* Mobile Navigation */
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 60px;
    flex-direction: column;
    background-color: var(--yellow);
    width: 100%;
    text-align: center;
    transition: left 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 2rem 0;
    gap: 1.5rem;
    margin: 0;
  }

  .nav-menu.active {
    left: 0;
  }
  
  .nav-menu a {
    font-size: 1.1rem;
  }
  
  .btn-signin {
    padding: 0.5rem 1.5rem !important;
  }

  /* Hero Section */
  .hero-section {
    padding: 3rem 0;
    min-height: auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .hero-image {
    order: -1;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .download-label {
    font-size: 1.1rem;
  }

  .app-buttons {
    justify-content: center;
  }

  /* Who Section */
  .who-section {
    padding: 3.5rem 0;
  }

  .section-heading {
    font-size: 2rem;
    margin-bottom: 3rem;
  }

  .feature-row {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
  }

  .feature-reverse {
    direction: ltr;
  }

  .text-card {
    max-width: 100%;
    padding: 2rem;
  }

  .text-card p {
    font-size: 1rem;
  }

  /* Authentic Section */
  .authentic-section {
    padding: 3.5rem 0;
  }

  .authentic-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .authentic-text h2 {
    font-size: 2rem;
  }

  .authentic-text p {
    font-size: 1rem;
  }

  /* Footer */
  .footer {
    padding: 2rem 0;
  }

  .footer-wrapper {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-left {
    flex-direction: column;
    gap: 1.5rem;
  }

  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }
}

/* Small Mobile (481px - 600px) */
@media screen and (max-width: 600px) {
  .logo-img {
    height: 38px;
  }
  
  .logo {
    font-size: 1.5rem;
  }
  
  .nav-wrapper {
    min-height: 56px;
  }
  
  .nav-menu {
    top: 56px;
  }
}

/* Extra Small Mobile (max-width: 480px) */
@media screen and (max-width: 480px) {
  .logo-img {
    height: 35px;
    max-width: 200px;
  }
  
  .logo {
    font-size: 1.4rem;
  }
  
  .nav-wrapper {
    padding: 0.7rem 0;
    min-height: 52px;
  }
  
  .nav-menu {
    top: 52px;
  }
  
  .hamburger span {
    width: 25px;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .download-label {
    font-size: 1rem;
  }

  .app-buttons {
    flex-direction: column;
    width: 100%;
    align-items: center;
  }

  .app-button {
    width: 100%;
    max-width: 280px;
  }

  .section-heading {
    font-size: 1.7rem;
  }

  .text-card {
    padding: 1.5rem;
  }

  .text-card p {
    font-size: 0.95rem;
  }

  .authentic-text h2 {
    font-size: 1.7rem;
  }

  .authentic-text p {
    font-size: 0.95rem;
  }

  .feature-image img,
  .authentic-image img,
  .hero-image img {
    max-width: 95%;
  }

  .copyright-icon {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  .social-icon {
    width: 32px;
    height: 32px;
  }

  .social-icon svg {
    width: 20px;
    height: 20px;
  }
}

/* Ultra Small Devices (max-width: 360px) */
@media screen and (max-width: 360px) {
  .logo-img {
    height: 32px;
    max-width: 180px;
  }
  
  .logo {
    font-size: 1.2rem;
  }
  
  .nav-wrapper {
    padding: 0.6rem 0;
    min-height: 48px;
  }
  
  .nav-menu {
    top: 48px;
    padding: 1.5rem 0;
  }
  
  .nav-menu a {
    font-size: 1rem;
  }
}

/* Prevent logo from being too small */
@media screen and (max-width: 320px) {
  .logo-img {
    height: 30px;
    max-width: 160px;
  }
  
  .logo {
    font-size: 1.1rem;
  }
  
  .nav-wrapper {
    min-height: 45px;
  }
  
  .nav-menu {
    top: 45px;
  }
}