/* ═══════════════════════════════════════════════════════════
   DuoN Landing Page — style.css
   Design: Vert islamique #1B4332, Or #D4A017, Mobile-first
═══════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-dark:   #1B4332;
  --green-mid:    #2D6A4F;
  --green-light:  #52B788;
  --green-pale:   #D8F3DC;
  --gold:         #D4A017;
  --gold-light:   #F5D76E;
  --white:        #FFFFFF;
  --off-white:    #F8FAF9;
  --text-dark:    #1A1A2E;
  --text-mid:     #4A5568;
  --text-light:   #718096;
  --shadow-sm:    0 2px 8px rgba(27,67,50,0.08);
  --shadow-md:    0 8px 30px rgba(27,67,50,0.12);
  --shadow-lg:    0 20px 60px rgba(27,67,50,0.18);
  --radius:       16px;
  --radius-sm:    8px;
  --transition:   0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ─── NAVBAR ─── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(27,67,50,0.08);
  transition: var(--transition);
}
.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-icon {
  width: 36px;
  height: 36px;
}
.logo-icon.small { width: 28px; height: 28px; }
.logo-text {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--green-dark);
  letter-spacing: -0.5px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  text-decoration: none;
  color: var(--text-mid);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--green-dark); }
.lang-switcher {
  display: flex;
  gap: 4px;
  background: var(--green-pale);
  padding: 4px;
  border-radius: 20px;
}
.lang-btn {
  background: none;
  border: none;
  padding: 4px 10px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--green-mid);
  transition: var(--transition);
}
.lang-btn.active {
  background: var(--green-dark);
  color: white;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #F0FFF4 0%, #D8F3DC 40%, #B7E4C7 100%);
  padding: 100px 20px 60px;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.arabesque {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 2px solid rgba(27,67,50,0.08);
  opacity: 0.5;
}
.arabesque::before {
  content: '';
  position: absolute;
  inset: 20px;
  border-radius: 50%;
  border: 1px solid rgba(27,67,50,0.06);
}
.top-left    { top: -60px;  left: -60px; }
.top-right   { top: -60px;  right: -60px; }
.bottom-left { bottom: -60px; left: -60px; }
.bottom-right{ bottom: -60px; right: -60px; }

.hero-content { position: relative; z-index: 1; max-width: 700px; }
.hero-badge {
  display: inline-block;
  margin-bottom: 24px;
}
.bismillah {
  font-family: 'Amiri', serif;
  font-size: 1.4rem;
  color: var(--gold);
  text-shadow: 0 1px 3px rgba(212,160,23,0.3);
}
.hero-logo {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
  filter: drop-shadow(0 8px 24px rgba(27,67,50,0.25));
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
.hero-title {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--green-dark);
  letter-spacing: -2px;
  line-height: 1;
  margin-bottom: 12px;
}
.hero-subtitle {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--green-mid);
  margin-bottom: 16px;
}
.hero-desc {
  font-size: 1rem;
  color: var(--text-mid);
  max-width: 500px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green-dark);
  color: white;
  padding: 14px 32px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(27,67,50,0.3);
}
.btn-primary:hover {
  background: var(--green-mid);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(27,67,50,0.4);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--green-dark);
  border: 2px solid var(--green-dark);
  transition: var(--transition);
}
.btn-secondary:hover {
  background: var(--green-dark);
  color: white;
  transform: translateY(-2px);
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(8px);
  padding: 20px 40px;
  border-radius: 60px;
  border: 1px solid rgba(27,67,50,0.1);
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--green-dark);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-light);
  font-weight: 500;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(27,67,50,0.15);
}
.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
}
.scroll-indicator {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(27,67,50,0.3);
  border-radius: 12px;
  position: relative;
}
.scroll-indicator::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--green-mid);
  border-radius: 2px;
  animation: scroll-dot 1.5s ease-in-out infinite;
}
@keyframes scroll-dot {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(16px); }
}

/* ─── SECTION HEADER ─── */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-dark);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}
.section-header p {
  color: var(--text-mid);
  max-width: 500px;
  margin: 0 auto;
  font-size: 1rem;
}

/* ─── FEATURES ─── */
.features {
  padding: 100px 0;
  background: var(--white);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid rgba(27,67,50,0.06);
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(27,67,50,0.12);
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature-icon svg {
  width: 24px;
  height: 24px;
}
.feature-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 0.875rem;
  color: var(--text-mid);
  line-height: 1.6;
}

/* ─── ABOUT ─── */
.about {
  padding: 100px 0;
  background: linear-gradient(160deg, #F0FFF4, #E8F5E9);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.phone-mockup {
  width: 220px;
  background: var(--green-dark);
  border-radius: 36px;
  padding: 12px;
  box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(255,255,255,0.1);
}
.phone-screen {
  background: linear-gradient(160deg, #D8F3DC, #B7E4C7);
  border-radius: 28px;
  overflow: hidden;
  min-height: 380px;
}
.phone-header {
  height: 28px;
  background: rgba(27,67,50,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-status {
  width: 60px;
  height: 6px;
  background: rgba(27,67,50,0.3);
  border-radius: 3px;
}
.phone-content {
  padding: 20px 16px;
  text-align: center;
}
.phone-logo {
  width: 60px;
  height: 60px;
  margin: 0 auto 8px;
}
.phone-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 4px;
}
.phone-subtitle {
  font-family: 'Amiri', serif;
  font-size: 0.9rem;
  color: var(--gold);
  margin-bottom: 20px;
}
.phone-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.phone-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 500;
}
.phone-card.green  { background: rgba(27,67,50,0.12); color: var(--green-dark); }
.phone-card.gold   { background: rgba(212,160,23,0.12); color: #7C5C00; }
.phone-card.blue   { background: rgba(29,53,87,0.1); color: #1D3557; }
.floating-badge {
  position: absolute;
  background: white;
  border-radius: 24px;
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dark);
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}
.badge-1 { top: 40px;  right: -20px; }
.badge-2 { bottom: 60px; left: -20px; }

.about-text .section-tag { margin-bottom: 16px; }
.about-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.about-text p {
  color: var(--text-mid);
  margin-bottom: 16px;
  line-height: 1.7;
}
.about-values {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.value-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.value-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.value-item strong {
  display: block;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.value-item p {
  font-size: 0.875rem;
  color: var(--text-mid);
  margin: 0;
}

/* ─── PRICING ─── */
.pricing {
  padding: 100px 0;
  background: var(--white);
}
.pricing-card {
  max-width: 480px;
  margin: 0 auto;
  background: linear-gradient(160deg, var(--green-dark), var(--green-mid));
  border-radius: 28px;
  padding: 48px 40px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.pricing-card::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}
.pricing-badge {
  display: inline-block;
  background: var(--gold);
  color: var(--green-dark);
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 28px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.pricing-trial {
  margin-bottom: 8px;
}
.trial-num {
  font-size: 5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gold-light);
}
.trial-label {
  display: block;
  font-size: 1.1rem;
  opacity: 0.85;
  margin-top: 4px;
}
.pricing-then {
  margin: 20px 0 32px;
  font-size: 1rem;
  opacity: 0.8;
}
.pricing-amount {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gold-light);
  margin: 0 6px;
}
.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pricing-features li {
  font-size: 0.9rem;
  opacity: 0.9;
  padding-left: 4px;
}
.pricing-card .btn-primary {
  background: white;
  color: var(--green-dark);
  width: 100%;
  justify-content: center;
  box-shadow: none;
}
.pricing-card .btn-primary:hover {
  background: var(--green-pale);
  transform: translateY(-2px);
}

/* ─── DOWNLOAD ─── */
.download {
  padding: 100px 0;
  background: linear-gradient(160deg, #F0FFF4, #D8F3DC);
  text-align: center;
}
.download-content h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 16px;
}
.download-content p {
  color: var(--text-mid);
  margin-bottom: 40px;
  font-size: 1rem;
}
.download-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.store-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  min-width: 180px;
}
.store-btn svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.store-btn div { text-align: left; }
.store-btn span {
  display: block;
  font-size: 0.7rem;
  opacity: 0.75;
  font-weight: 400;
}
.store-btn strong {
  display: block;
  font-size: 1rem;
}
.store-btn.android {
  background: var(--green-dark);
  color: white;
  box-shadow: 0 4px 20px rgba(27,67,50,0.3);
}
.store-btn.android:hover {
  background: var(--green-mid);
  transform: translateY(-2px);
}
.store-btn.ios {
  background: white;
  color: var(--text-dark);
  border: 2px solid rgba(27,67,50,0.15);
}
.store-btn.disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

/* ─── FOOTER ─── */
.footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 30px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo-text { color: white; }
.footer-brand p {
  font-size: 0.875rem;
  margin-top: 8px;
  opacity: 0.7;
}
.footer-arabic {
  font-family: 'Amiri', serif;
  font-size: 0.9rem;
  color: var(--gold-light) !important;
  margin-top: 12px !important;
  opacity: 1 !important;
  direction: rtl;
}
.footer-links h4 {
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.footer-links a {
  display: block;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.875rem;
  margin-bottom: 10px;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--green-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.8rem; }
.footer-made { color: rgba(255,255,255,0.4); }

/* ─── RTL SUPPORT ─── */
[dir="rtl"] body { font-family: 'Amiri', 'Inter', sans-serif; }
[dir="rtl"] .nav-links { flex-direction: row-reverse; }
[dir="rtl"] .about-values { direction: rtl; }
[dir="rtl"] .pricing-features { direction: rtl; }
[dir="rtl"] .footer-top { direction: rtl; }
[dir="rtl"] .footer-bottom { direction: rtl; }
[dir="rtl"] .hero-stats { direction: rtl; }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: white;
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid rgba(27,67,50,0.08);
    box-shadow: var(--shadow-md);
  }
  .nav-links.open { display: flex; }
  .lang-switcher { margin-top: 8px; }
  .hero { padding: 90px 20px 50px; }
  .hero-logo { width: 90px; height: 90px; }
  .hero-stats {
    gap: 20px;
    padding: 16px 24px;
    flex-wrap: wrap;
  }
  .features { padding: 70px 0; }
  .features-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .about { padding: 70px 0; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { order: -1; }
  .badge-1 { right: 0; }
  .badge-2 { left: 0; }
  .pricing { padding: 70px 0; }
  .pricing-card { padding: 36px 24px; }
  .download { padding: 70px 0; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: center; }
  .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
  .download-buttons { flex-direction: column; align-items: center; }
  .store-btn { width: 100%; max-width: 280px; }
}