/* ==========================================================================
   شركة المجد لخدمات التنظيف بالرياض - Stylesheet (CSS3)
   Mobile-First, Responsive, RTL Optimized
   ========================================================================== */

/* 1. Google Fonts Import (Cairo) */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&display=swap');

/* 2. CSS Custom Properties / Variables */
:root {
  /* Color Palette */
  --primary: #0D5C75;
  --primary-dark: #0A4254;
  --primary-light: #18728F;
  --accent: #00B4D8;
  --accent-light: #90E0EF;
  --gold: #F59E0B;
  --gold-dark: #D97706;
  --emerald: #10B981;
  --emerald-dark: #059669;
  
  /* Neutral Colors */
  --bg-main: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --bg-dark: #0F172A;
  
  /* Text Colors */
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-light: #64748B;
  --text-white: #FFFFFF;
  
  /* Borders & Shadows */
  --border-light: #E2E8F0;
  --border-accent: rgba(0, 180, 216, 0.2);
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(13, 92, 117, 0.08), 0 8px 10px -6px rgba(13, 92, 117, 0.04);
  --shadow-lg: 0 20px 35px -10px rgba(13, 92, 117, 0.15);
  --shadow-glow: 0 0 20px rgba(0, 180, 216, 0.3);
  
  /* Radii */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout Dimensions */
  --container-max: 1240px;
  --header-height: 80px;
  --sticky-bar-height: 64px;
}

/* 3. Base & Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: 'Cairo', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  scroll-behavior: smooth;
  direction: rtl;
  text-align: right;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: var(--sticky-bar-height);
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
}

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

/* 4. Utility Classes & Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-accent { color: var(--accent); }
.text-emerald { color: var(--emerald); }

.section-padding {
  padding-top: clamp(3rem, 6vw, 5.5rem);
  padding-bottom: clamp(3rem, 6vw, 5.5rem);
}

.section-header {
  max-width: 760px;
  margin: 0 auto clamp(2rem, 4vw, 3.5rem) auto;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background-color: rgba(0, 180, 216, 0.1);
  color: var(--primary);
  border: 1px solid rgba(0, 180, 216, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.25;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-muted);
  font-weight: 500;
}

/* Button Component Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  touch-action: manipulation;
  min-height: 48px;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(13, 92, 117, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(13, 92, 117, 0.35);
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4);
  background: linear-gradient(135deg, #22C55E 0%, #0F766E 100%);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(245, 158, 11, 0.45);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background-color: var(--primary);
  color: var(--text-white);
}

/* Top Announcement / ZIP Download Banner */
.top-banner {
  background: linear-gradient(90deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: var(--text-white);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
}

.top-banner-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.top-banner-badge {
  background-color: var(--gold);
  color: var(--text-main);
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.75rem;
}

.download-zip-btn {
  background-color: rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.download-zip-btn:hover {
  background-color: var(--gold);
  color: var(--bg-dark);
  border-color: var(--gold);
}

/* 5. Header & Navigation */
.header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-normal);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  height: 70px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 3px;
  background-color: var(--accent);
  border-radius: 2px;
  transition: width var(--transition-fast);
}

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

.nav-link:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Mobile Menu Toggle (Hamburger) */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 32px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger span {
  width: 100%;
  height: 3.5px;
  background-color: var(--primary-dark);
  border-radius: 4px;
  transition: all var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

/* Mobile Responsive Nav Drawer */
@media (max-width: 991px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: 6rem 2rem 2rem 2rem;
    gap: 1.5rem;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    z-index: 1000;
  }
  
  .nav-menu.active {
    right: 0;
  }

  .header-actions .btn-text-hide {
    display: none;
  }
}

/* 6. Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 50%, #F8FAFC 100%);
  overflow: hidden;
  padding-top: clamp(2.5rem, 5vw, 4.5rem);
  padding-bottom: clamp(3rem, 6vw, 5.5rem);
  border-bottom: 1px solid var(--border-light);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #FFFFFF;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-accent);
  width: fit-content;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 900;
  color: var(--primary-dark);
  line-height: 1.2;
}

.hero-title span {
  color: var(--accent);
  position: relative;
}

.hero-description {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.hero-trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(13, 92, 117, 0.12);
}

@media (min-width: 576px) {
  .hero-trust-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.trust-item-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: rgba(0, 180, 216, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

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

.hero-img {
  width: 100%;
  max-width: 550px;
  height: auto;
  filter: drop-shadow(0 20px 30px rgba(13, 92, 117, 0.12));
}

/* 7. Services Section */
.services-section {
  background-color: var(--bg-surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.75rem;
}

.service-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--primary) 100%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon-wrapper {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
}

.service-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary-dark);
}

.service-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex-grow: 1;
}

.service-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-light);
}

.service-action-link {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap var(--transition-fast);
}

.service-card:hover .service-action-link {
  color: var(--accent);
  gap: 0.6rem;
}

/* 8. Why Choose Us Section */
.why-section {
  background-color: var(--bg-subtle);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .why-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.why-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.feature-box {
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: transform var(--transition-fast);
}

.feature-box:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: rgba(13, 92, 117, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.feature-content h4 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 0.35rem;
}

.feature-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* 9. Steps Section (How it works) */
.steps-section {
  background-color: var(--bg-surface);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  position: relative;
}

.step-card {
  background-color: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1.75rem 2rem 1.75rem;
  text-align: center;
  position: relative;
  transition: all var(--transition-normal);
}

.step-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.step-number {
  position: absolute;
  top: -24px;
  right: 50%;
  transform: translateX(50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--text-white);
  font-weight: 900;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.3);
}

.step-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
}

.step-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 10. Testimonials Section */
.testimonials-section {
  background-color: var(--bg-subtle);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem;
}

.testimonial-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
}

.stars-rating {
  color: var(--gold);
  font-size: 1.1rem;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.7;
  font-style: italic;
  flex-grow: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-top: 1px solid var(--border-light);
  padding-top: 1rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--primary);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.author-info h5 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary-dark);
}

.author-info p {
  font-size: 0.825rem;
  color: var(--accent);
  font-weight: 600;
}

/* 11. Service Areas Section */
.areas-section {
  background-color: var(--bg-surface);
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.area-card {
  background-color: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.area-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  color: var(--primary-dark);
}

.area-card-header h4 {
  font-size: 1.15rem;
  font-weight: 800;
}

.area-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.area-tag {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* 12. Final Call-to-Action (CTA) Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: var(--text-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--text-white);
  line-height: 1.2;
}

.cta-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--accent-light);
  max-width: 650px;
}

.cta-phone-number {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 900;
  color: var(--gold);
  direction: ltr;
  display: inline-block;
  letter-spacing: 1px;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

/* 13. Footer Section */
.footer {
  background-color: var(--bg-dark);
  color: #94A3B8;
  padding-top: 4rem;
  padding-bottom: 2rem;
  font-size: 0.925rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
}

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

.footer-brand p {
  line-height: 1.7;
}

.footer-title {
  color: var(--text-white);
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 32px;
  height: 2px;
  background-color: var(--accent);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-light);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  text-align: center;
}

/* 14. Sticky Bottom Action Bar for Mobile */
.sticky-mobile-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background-color: #FFFFFF;
  border-top: 1px solid var(--border-light);
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.1);
  padding: 0.625rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .sticky-mobile-bar {
    display: none;
  }
}

.sticky-mobile-bar .btn {
  flex: 1;
  padding: 0.65rem 0.5rem;
  font-size: 0.95rem;
  min-height: 44px;
}

/* 15. Scroll Animations */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.fade-in-up.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .fade-in-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
}