@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Amiri:ital,wght@0,400;0,700;1,400&family=Tajawal:wght@400;500;700&display=swap');

/* Base Design Tokens & Variables - Clinical Luxury */
:root {
  --color-primary: #00AEBD; /* Turquoise / Precision */
  --color-primary-dark: #008A96;
  --color-secondary: #0B163F; /* Deep Luxury Navy */
  --color-secondary-light: #16245F;
  --color-surface: #FFFFFF;
  --color-background: #F9F9F9; /* Subtle clinical white */
  --color-text: #2D3748;
  --color-text-muted: #718096;
  --color-border: #EDF2F7;
  
  --font-heading: 'Playfair Display', serif;
  --font-subheading: 'DM Sans', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  
  /* Arabic Fonts */
  --font-arabic-heading: 'Amiri', serif;
  --font-arabic-body: 'Tajawal', sans-serif;

  --nav-height: 90px;
  --spacing-section: 100px;
}

[dir="rtl"] {
  --font-heading: var(--font-arabic-heading);
  --font-subheading: var(--font-arabic-body);
  --font-body: var(--font-arabic-body);
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.7;
  background-color: var(--color-background);
  padding-top: var(--nav-height);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-secondary);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

h1 { font-size: 3.5rem; letter-spacing: -0.02em; }
h2 { font-size: 2.75rem; letter-spacing: -0.01em; }
h3 { font-size: 1.75rem; }

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

ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* Layout Utilities */
.container {
  width: 92%;
  max-width: 1280px;
  margin: 0 auto;
}

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

/* Clinical Luxury Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  font-family: var(--font-subheading);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 0; /* Sharp clinical edge */
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 174, 189, 0.2);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-secondary);
  border: 1px solid var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-secondary);
  color: #fff;
  transform: translateY(-2px);
}

/* Sections */
.section { padding: var(--spacing-section) 0; }
.section-dark {
  background-color: var(--color-secondary);
  color: #fff;
}
.section-dark h1, .section-dark h2, .section-dark h3 {
  color: #fff;
}
.section-light {
  background-color: var(--color-surface);
}

/* Navbar - High End Minimal */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  display: flex;
  align-items: center;
  z-index: 1000;
  transition: all 0.3s ease;
}

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

.nav-brand img { height: 70px; }

.nav-links {
  display: flex;
  gap: 35px;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-subheading);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--color-secondary); }

.nav-controls {
  display: flex;
  align-items: center;
  gap: 20px;
}

.lang-toggle {
  background: none;
  border: none;
  font-family: var(--font-subheading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-secondary);
  cursor: pointer;
}

/* Floating WhatsApp */
.floating-wa {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: #25D366;
  color: white;
  width: 65px;
  height: 65px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 35px;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

[dir="rtl"] .floating-wa {
  right: auto;
  left: 30px;
}

.floating-wa:hover {
  transform: scale(1.05) translateY(-5px);
  box-shadow: 0 15px 40px rgba(37, 211, 102, 0.6);
}

/* Footer - Editorial Style */
footer {
  background-color: var(--color-secondary);
  color: rgba(255,255,255,0.7);
  padding: 80px 0 30px;
  border-top: 5px solid var(--color-primary);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-logo img {
  max-width: 350px;
  margin-bottom: 30px;
  filter: brightness(0) invert(1); /* Pure white logo for dark background */
}

.footer-links h4 {
  color: #fff;
  font-family: var(--font-subheading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 25px;
}

.footer-links ul li { margin-bottom: 15px; }

.footer-links a {
  transition: opacity 0.3s ease;
}
.footer-links a:hover {
  opacity: 1;
  color: var(--color-primary);
}

.footer-social {
  display: flex;
  gap: 20px;
  margin-top: 30px;
}
.footer-social a {
  color: #fff;
  font-size: 1.5rem;
  opacity: 0.7;
}
.footer-social a:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.05);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

/* Grids - Editorial Composition */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 60px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

/* Editorial Cards */
.card {
  background: var(--color-surface);
  padding: 40px;
  border: 1px solid var(--color-border);
  transition: all 0.4s ease;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.4s ease;
}

.card:hover {
  background: var(--color-surface);
  box-shadow: 0 20px 40px rgba(0,0,0,0.03);
  transform: translateY(-5px);
}

.card:hover::before { width: 100%; }

.card h3 {
  color: var(--color-secondary);
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.card-cta {
  display: inline-flex;
  align-items: center;
  margin-top: 30px;
  color: var(--color-secondary);
  font-family: var(--font-subheading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.card-cta::after {
  content: '→';
  margin-left: 8px;
  transition: transform 0.3s ease;
}
[dir="rtl"] .card-cta::after { content: '←'; margin-right: 8px; margin-left: 0; }
.card-cta:hover::after { transform: translateX(5px); }
[dir="rtl"] .card-cta:hover::after { transform: translateX(-5px); }
.card-cta:hover { color: var(--color-primary); }

/* Specific Home Sections */
.hero-section {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: var(--color-secondary);
  position: relative;
  overflow: hidden;
}

/* Diagonal structural cut for the hero to break grid */
.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 100px;
  background: var(--color-background);
  clip-path: polygon(100% 0, 0% 100%, 100% 100%);
}

[dir="rtl"] .hero-section::after {
  clip-path: polygon(0 0, 0 100%, 100% 100%);
}

.stats-bar {
  background-color: var(--color-surface);
  color: var(--color-secondary);
  padding: 60px 0;
  border-bottom: 1px solid var(--color-border);
}

.stats-bar h2 {
  font-family: var(--font-heading);
  color: var(--color-secondary);
}

.stats-bar p {
  font-family: var(--font-subheading);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Bio Section - Asymmetrical */
.bio-wrapper {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 80px;
  align-items: center;
}

.bio-img {
  position: relative;
}
.bio-img::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  width: 100%;
  height: 100%;
  border: 1px solid var(--color-primary);
  z-index: 0;
}
[dir="rtl"] .bio-img::before { left: auto; right: -20px; }
.bio-img .img-inner {
  position: relative;
  z-index: 1;
  background: #EFEFEF;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
  padding: 40px;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  color: var(--color-text-muted);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 25px;
  display: inline-block;
  padding: 15px;
  background: rgba(0, 174, 189, 0.05);
  border-radius: 50%;
}

/* Accordion Editorial */
.accordion-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--color-border);
}

.accordion-item {
  border-radius: 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
}

.accordion-header {
  width: 100%;
  text-align: left;
  padding: 30px 20px;
  background: transparent;
  border: none;
  font-size: 1.25rem;
  color: var(--color-secondary);
  font-family: var(--font-heading);
  transition: all 0.3s ease;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

[dir="rtl"] .accordion-header {
  text-align: right;
}

.accordion-header::after {
  content: '+';
  font-family: var(--font-subheading);
  font-size: 1.5rem;
  color: var(--color-primary);
  font-weight: 300;
  transition: transform 0.3s ease;
}
.accordion-header.active::after { content: '−'; transform: rotate(180deg); }

.accordion-header:hover { background: rgba(0,0,0,0.01); color: var(--color-primary); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: transparent;
}

.accordion-body p {
  padding: 0 20px 30px;
  color: var(--color-text);
  font-size: 1.05rem;
}

/* Pricing Table / Course Package Improvements */
.pricing-table {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 30px;
}
.pricing-table th {
  background: var(--color-secondary);
  color: #fff;
  padding: 20px;
  text-align: left;
  font-family: var(--font-subheading);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
}
[dir="rtl"] .pricing-table th { text-align: right; }
.pricing-table td {
  padding: 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: 1.05rem;
}
.pricing-table tr:hover { background: rgba(0,0,0,0.02); }


@media (max-width: 900px) {
  .bio-wrapper { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; }
  h1 { font-size: 2.5rem; }
  .hero-section::after { height: 50px; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    background-color: var(--color-surface);
    flex-direction: column;
    padding: 30px 0;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  }
  .nav-links.active { display: flex; }
  .mobile-menu-btn { display: block; }
  .nav-controls .btn { display: none; }
}