/* ==========================================================================
   CSS Variables & Design Tokens
   ========================================================================== */
:root {
  --color-bg-primary: #fcf6eb;     /* Splash screen light background */
  --color-bg-white: #ffffff;
  --color-bg-dark: #121212;
  --color-text-primary: #1c1b1f;   /* Material Design dark text */
  --color-text-secondary: #49454f; /* Material Design medium text */
  --color-text-muted: #79747e;
  --color-accent-green: #2e7d32;   /* Emerald green theme color */
  --color-accent-green-soft: #e8f5e9;
  --color-accent-gold: #d4af37;    /* Gold highlight */
  --color-accent-gold-soft: #fcf6eb;
  --color-border: #e0dcd3;
  --color-card-bg: #f8f4eb;
  
  --font-family: 'Quicksand', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-premium: 0 10px 30px rgba(46, 125, 50, 0.08), 0 1px 3px rgba(0, 0, 0, 0.02);
  --shadow-strong: 0 20px 40px rgba(0, 0, 0, 0.12);
}

/* System Dark Mode Override */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg-primary: #141218;     /* App dark background */
    --color-bg-white: #1d1b20;
    --color-text-primary: #e6e1e5;
    --color-text-secondary: #cac4d0;
    --color-text-muted: #938f99;
    --color-accent-green: #81c784;
    --color-accent-green-soft: #1b3a24;
    --color-border: #49454f;
    --color-card-bg: #211f26;
  }
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

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

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

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.25;
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background-color: rgba(252, 246, 235, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: var(--transition-smooth);
}

@media (prefers-color-scheme: dark) {
  .site-nav {
    background-color: rgba(20, 18, 24, 0.85);
  }
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.nav-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent-green);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  transition: var(--transition-smooth);
}

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

.nav-btn {
  background-color: var(--color-accent-green);
  color: white !important;
  padding: 10px 20px;
  border-radius: 30px;
  box-shadow: 0 4px 12px rgba(46, 125, 50, 0.2);
}

.nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(46, 125, 50, 0.3);
}

/* Language Switcher */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 3px 6px;
}

.lang-btn {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 3px 8px;
  border-radius: 12px;
  transition: var(--transition-smooth);
}

.lang-btn:hover {
  color: var(--color-text-primary);
}

.lang-btn.active {
  color: #ffffff;
  background-color: var(--color-accent-green);
}

.lang-divider {
  font-size: 0.75rem;
  color: var(--color-border);
  user-select: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
}

.nav-toggle .bar {
  width: 25px;
  height: 2.5px;
  background-color: var(--color-text-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding-top: 140px;
  padding-bottom: 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-eyebrow {
  color: var(--color-accent-gold);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -1.5px;
  color: var(--color-text-primary);
}

.hero-title .highlight {
  color: var(--color-accent-green);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  max-width: 550px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}

/* Store Download Buttons */
.btn-store {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--color-text-primary);
  color: var(--color-bg-primary);
  padding: 12px 24px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.btn-store:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  background-color: #000000;
  color: #ffffff;
}

@media (prefers-color-scheme: dark) {
  .btn-store {
    background-color: var(--color-bg-white);
    color: var(--color-text-primary);
  }
  .btn-store:hover {
    background-color: #ffffff;
    color: #000000;
  }
}

.btn-icon {
  width: 24px;
  height: 24px;
}

.btn-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
}

.btn-label {
  font-size: 0.75rem;
  font-weight: 500;
  opacity: 0.8;
}

.btn-name {
  font-size: 1rem;
  font-weight: 700;
}

/* ==========================================================================
   Smartphone Mockup (Custom CSS)
   ========================================================================== */
.hero-image-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-dashboard-image {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: 36px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.06);
  display: block;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-dashboard-image:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 0, 0, 0.08);
}

.phone-mockup {
  width: 280px;
  height: 560px;
  background-color: #000000;
  border-radius: 40px;
  border: 12px solid #1c1b1f;
  box-shadow: var(--shadow-strong);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-speaker {
  width: 60px;
  height: 4px;
  background-color: #333333;
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.phone-screen {
  flex: 1;
  background-color: var(--color-bg-primary);
  padding: 24px 16px 16px;
  overflow-y: auto;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Custom Webkit scrollbar for phone-screen */
.phone-screen::-webkit-scrollbar {
  display: none;
}

/* Mock App Inner Design */
.mock-app-header {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mock-eyebrow {
  color: var(--color-accent-gold);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
}

.mock-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mock-app-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-accent-green-soft);
  color: var(--color-accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
}

.mock-card {
  background-color: var(--color-bg-white);
  border-radius: 20px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.mock-card-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.mock-card-value {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-stats-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.mock-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-primary);
  padding: 8px;
  border-radius: 10px;
  align-items: center;
  gap: 2px;
}

.mock-stat-label {
  font-size: 0.6rem;
  color: var(--color-text-muted);
}

.mock-stat-val {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-list-header {
  margin-top: 8px;
}

.mock-list-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mock-list-item {
  background-color: var(--color-bg-white);
  border-radius: 12px;
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mock-item-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mock-item-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-item-date {
  font-size: 0.6rem;
  color: var(--color-text-muted);
}

.mock-item-amount {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent-green);
}

.mock-fab {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-accent-green);
  color: white;
  font-size: 1.5rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  bottom: 24px;
  right: 24px;
  box-shadow: 0 4px 15px rgba(46, 125, 50, 0.4);
  cursor: pointer;
}

.phone-home-button {
  width: 40px;
  height: 3px;
  background-color: #333333;
  border-radius: 2px;
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

/* ==========================================================================
   Separators
   ========================================================================== */
.triangle {
  width: 100%;
  height: 60px;
  display: block;
}

.triangle--top {
  /* Transition top triangle spacing */
}

.triangle--bottom {
  /* Transition bottom triangle spacing */
}

/* ==========================================================================
   Interactive Features Section
   ========================================================================== */
.features-section {
  background-color: var(--color-bg-white);
  padding: 80px 0;
}

.section-title {
  font-size: 2.2rem;
  text-align: center;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.8px;
}

.section-description {
  font-size: 1.15rem;
  text-align: center;
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 0 auto 56px auto;
}

.features-grid {
  display: grid;
  grid-template-columns: 1.20fr 0.80fr;
  gap: 56px;
  align-items: center;
  margin-top: 24px;
}

.features-menu {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-option {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: none;
  border: none;
  border-radius: 16px;
  padding: 20px;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.feature-option:hover {
  background-color: var(--color-bg-primary);
}

.feature-option.active {
  background-color: var(--color-accent-green-soft);
  box-shadow: var(--shadow-premium);
}

.feature-icon {
  width: 28px;
  height: 28px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: var(--transition-smooth);
  margin-top: 2px;
}

.feature-option.active .feature-icon {
  color: var(--color-accent-green);
}

.feature-opt-text h3 {
  font-size: 1.15rem;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.feature-opt-text p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.features-preview {
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup-small {
  width: 260px;
  height: 520px;
  background-color: #000000;
  border-radius: 40px;
  border: 10px solid #1c1b1f;
  box-shadow: var(--shadow-premium);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-screen-small {
  flex: 1;
  background-color: var(--color-bg-primary);
  padding: 20px 14px 14px;
  overflow: hidden;
  position: relative;
}

/* Interactive Dynamic Screens */
.screen-content {
  display: none;
  flex-direction: column;
  gap: 16px;
  height: 100%;
  animation: fadeIn 0.4s ease-out forwards;
}

.screen-content.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.96) translateY(5px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.mock-screen-header {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: center;
}

/* Calculations Screen Styling */
.mock-calc-circle {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 6px solid var(--color-accent-green);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 10px auto;
}

.mock-calc-value {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-calc-label {
  font-size: 0.55rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.mock-breakdown {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background-color: var(--color-bg-white);
  border-radius: 12px;
  padding: 12px;
}

.mock-row-small {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.mock-row-small.total {
  font-weight: 700;
  color: var(--color-text-primary);
  border-top: 1px solid var(--color-border);
  padding-top: 6px;
  margin-top: 4px;
}

/* Security Screen Styling */
.mock-security-icon {
  margin: 30px auto 10px auto;
  color: var(--color-accent-green);
  width: 64px;
  height: 64px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.08); }
  100% { transform: scale(1); }
}

.mock-security-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: center;
}

.mock-security-desc {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-align: center;
  padding: 0 8px;
}

.mock-pin-dots {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}

.mock-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-border);
}

.mock-dot.active {
  background-color: var(--color-accent-green);
}

/* Form inputs screen */
.mock-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mock-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mock-field label {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

.mock-input {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 0.75rem;
  color: var(--color-text-primary);
}

.mock-btn-submit {
  background-color: var(--color-accent-green);
  color: white;
  text-align: center;
  padding: 10px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 10px;
}

/* Reminders screen */
.mock-notification {
  background-color: var(--color-bg-white);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 20px;
}

.mock-notif-badge {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background-color: var(--color-accent-green);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
}

.mock-notif-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mock-notif-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.mock-notif-text {
  font-size: 0.65rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Highlight / Testimonial Section
   ========================================================================== */
.highlight-section {
  background-color: var(--color-accent-green);
  color: white;
  padding: 0;
  position: relative;
  display: flex;
  flex-direction: column;
}

@media (prefers-color-scheme: dark) {
  .highlight-section {
    background-color: #1b3a24;
  }
}

.highlight-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  z-index: 10;
  position: relative;
  padding-top: 60px;
  padding-bottom: 80px;
}

.highlight-title {
  font-size: 2.5rem;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.highlight-description {
  font-size: 1.25rem;
  max-width: 700px;
  opacity: 0.9;
  margin-bottom: 48px;
}

.testimonial-box {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 24px;
  padding: 40px;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-strong);
}

@media (prefers-color-scheme: dark) {
  .testimonial-box {
    background-color: rgba(20, 18, 24, 0.4);
  }
}

.stars {
  font-size: 1.5rem;
  color: var(--color-accent-gold);
}

.testimonial-quote {
  font-size: 1.4rem;
  font-weight: 700;
}

.testimonial-body {
  font-size: 1.05rem;
  opacity: 0.95;
  font-style: italic;
}

.testimonial-author {
  font-size: 0.85rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 1px;
  opacity: 0.7;
}

/* ==========================================================================
   FAQ Accordion Section
   ========================================================================== */
.faq-section {
  padding: 90px 0 60px 0;
  background-color: var(--color-bg-primary);
}

.faq-container {
  max-width: 780px;
  margin: 0 auto;
}

.faq-header {
  text-align: center;
  margin-bottom: 48px;
}

.faq-title {
  font-size: 2.6rem;
  letter-spacing: -1px;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.faq-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  overflow: hidden;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
}

.faq-item:hover {
  border-color: var(--color-accent-green);
  box-shadow: 0 8px 24px rgba(46, 125, 50, 0.06);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
}

.faq-icon {
  width: 28px;
  height: 28px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--color-accent-green-soft);
  color: var(--color-accent-green);
  border-radius: 50%;
  font-size: 1.2rem;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.35s ease;
  padding: 0 24px;
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 24px 22px 24px;
}

/* ==========================================================================
   Download CTA Section
   ========================================================================== */
.download-section {
  padding: 100px 0;
  background-color: var(--color-bg-primary);
}

.download-title {
  font-size: 2.8rem;
  letter-spacing: -1.2px;
  margin-bottom: 12px;
}

.download-title .text-green {
  color: var(--color-accent-green);
}

.download-description {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-bg-primary);
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
}

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

.footer-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.footer-right {
  display: flex;
  gap: 16px;
}

.footer-social-link {
  color: var(--color-text-secondary);
  transition: var(--transition-smooth);
}

.footer-social-link:hover {
  color: var(--color-accent-green);
  transform: translateY(-2px);
}

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

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 56px;
  }
  
  .hero-content {
    align-items: center;
  }
  
  .hero-subtitle {
    margin: 0 auto;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .features-preview {
    order: -1; /* Place phone mockup above selectors on mobile */
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .download-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 600px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-bg-primary);
    padding: 24px;
    border-bottom: 1px solid var(--color-border);
    gap: 20px;
    box-shadow: 0 10px 15px rgba(0,0,0,0.05);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: 2.5rem;
    letter-spacing: -0.8px;
  }
  
  .hero-cta, .download-buttons {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }
  
  .btn-store {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .feature-option {
    padding: 12px;
  }
  
  .feature-opt-text h3 {
    font-size: 1rem;
  }
  
  .feature-opt-text p {
    font-size: 0.85rem;
  }
  
  .testimonial-box {
    padding: 24px;
  }
  
  .footer-container {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }
  
  .footer-left {
    flex-direction: column;
    gap: 12px;
  }
}

/* ==========================================================================
   FAQ Section & Accordion
   ========================================================================== */
.faq-section {
  padding: 90px 0;
  background-color: var(--color-bg-primary);
  border-top: 1px solid var(--color-border);
}

.faq-container {
  max-width: 820px;
  margin: 0 auto;
}

.faq-header {
  text-align: center;
  margin-bottom: 48px;
}

.faq-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.8px;
  margin-bottom: 12px;
}

.faq-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 580px;
  margin: 0 auto;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.faq-item.active {
  border-color: var(--color-accent-green);
  box-shadow: 0 8px 24px rgba(46, 125, 50, 0.08);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
  transition: color 0.2s;
}

.faq-question:hover {
  color: var(--color-accent-green);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(46, 125, 50, 0.1);
  color: var(--color-accent-green);
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: 16px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.2s, color 0.2s;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background-color: var(--color-accent-green);
  color: #ffffff;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 22px 24px;
}

.faq-answer p {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin: 0;
}