/* ========================================= */
/* FONTS                                     */
/* ========================================= */
@font-face {
  font-display: swap;
  font-family: 'Cairo';
  font-style: normal;
  font-weight: 300;
  src: url('../../resources/fonts/cairo-v31-arabic_latin-300.woff2') format('woff2');
}
@font-face {
  font-display: swap;
  font-family: 'Cairo';
  font-style: normal;
  font-weight: 400;
  src: url('../../resources/fonts/cairo-v31-arabic_latin-regular.woff2') format('woff2');
}
@font-face {
  font-display: swap;
  font-family: 'Cairo';
  font-style: normal;
  font-weight: 600;
  src: url('../../resources/fonts/cairo-v31-arabic_latin-600.woff2') format('woff2');
}
@font-face {
  font-display: swap;
  font-family: 'Cairo';
  font-style: normal;
  font-weight: 700;
  src: url('../../resources/fonts/cairo-v31-arabic_latin-700.woff2') format('woff2');
}
@font-face {
  font-display: swap;
  font-family: 'Cairo';
  font-style: normal;
  font-weight: 800;
  src: url('../../resources/fonts/cairo-v31-arabic_latin-800.woff2') format('woff2');
}
@font-face {
  font-family: 'Font Awesome 6 Free';
  font-style: normal;
  font-weight: 900;
  font-display: block;
  src: url('../../resources/fonts/fa-solid-900.woff2') format('woff2');
}

/* ========================================= */
/* COLOR PALETTE                             */
/* ========================================= */
:root {
  /* Brand Colors */
  --primary: #475e6a;
  --primary-dark: #354650;
  --primary-light: #719fb7;
  --primary-faint: rgba(71, 94, 106, 0.08);

  /* Text Colors */
  --text-dark: #000000;
  --text-white: #ffffff;
  --text-gray: #6c757d;

  /* Background Colors */
  --bg-white: #ffffff;
  --bg-dark: #343a40;
  --bg-light: #f8f9fa;
  --bg-gray: #e9ecef;
  --bg-scrolled: rgba(255, 255, 255, 0.98);

  /* Border Colors */
  --border-light: #dee2e6;
  --border-gray: #ced4da;
  --border-primary: var(--primary);

  /* Shadow Colors */
  --shadow-light: rgba(0, 0, 0, 0.05);
  --shadow-normal: rgba(0, 0, 0, 0.1);
  --shadow-dark: rgba(0, 0, 0, 0.15);
  --shadow-primary: rgba(71, 94, 106, 0.3);

  /* Overlay Colors */
  --overlay-dark: rgba(0, 0, 0, 0.48);
  --overlay-light: rgba(255, 255, 255, 0.85);
}

/* ========================================= */
/* HEADER CONFIGURATIONS                     */
/* ========================================= */
:root {
  /* Desktop Navigation Dimensions */
  --nav-height: 90px;
  --nav-height-scrolled: 70px;
  --nav-logo-size: 65px;
  --nav-logo-size-scrolled: 48px;
  --nav-link-size: 1.15rem;
  --nav-link-size-scrolled: 1rem;
  --nav-brand-size: 1.6rem;
  --nav-brand-size-scrolled: 1.3rem;
  --nav-lang-size: 1.25rem;
  --nav-lang-size-scrolled: 1.1rem;

  /* CTA Button Dimensions */
  --cta-height: 52px;
  --cta-height-scrolled: 42px;
  --cta-min-width: 160px;
  --cta-min-width-scrolled: 140px;
  --cta-font-size: 1.1rem;
  --cta-font-size-scrolled: 0.95rem;

  /* Mobile Navigation Dimensions */
  --mobile-nav-height: 70px;
  --mobile-logo-size: 50px;
  --mobile-brand-size: 1.25rem;
  --mobile-link-size: 1.1rem;
  --mobile-input-height: 55px;
  --mobile-font-size: 1.1rem;

  /* Navigation Backgrounds */
  --nav-bg-default: transparent;
  --nav-bg-scrolled: rgba(255, 255, 255, 0.98);
  --nav-bg-mobile: var(--bg-white);
  --mobile-menu-bg: linear-gradient(135deg, var(--bg-white) 0%, var(--bg-light) 100%);

  /* Navigation Shadows */
  --nav-shadow: 0 2px 8px var(--shadow-light);
  --nav-shadow-scrolled: 0 4px 20px var(--shadow-normal);
  --mobile-menu-shadow: 0 10px 40px var(--shadow-dark);

  /* Navigation Transitions */
  --nav-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-transition-fast: 0.15s ease-out;

  /* Navigation Border Radius */
  --nav-radius-sm: 0.375rem;
  --nav-radius-md: 0.75rem;
  --nav-radius-lg: 1rem;
  --nav-radius-xl: 1.5rem;
  --nav-radius-full: 50px;

  /* Navigation Z-Index */
  --nav-z-overlay: 900;
  --nav-z-dropdown: 1000;
  --nav-z-fixed: 1030;
}

/* ========================================= */
/* FOOTER CONFIGURATIONS                     */
/* ========================================= */
:root {
  /* Footer Colors */
  --footer-bg: var(--primary-dark);
  --footer-text: #b0b8bc;
  --footer-text-hover: var(--text-white);
  --footer-border: rgba(255, 255, 255, 0.05);

  /* Footer Spacing */
  --footer-padding-desktop: 50px 0 30px 0;
  --footer-padding-mobile: 40px 0 25px 0;
  --footer-section-gap: 2rem;

  /* Footer Typography */
  --footer-logo-size: 40px;
  --footer-brand-size: 1.25rem;
  --footer-slogan-large: 1.1rem;
  --footer-slogan-small: 0.85rem;
  --footer-slogan-large-mobile: 0.95rem;
  --footer-slogan-small-mobile: 0.75rem;
  --footer-copyright-size: 0.8rem;

  /* Footer Effects */
  --footer-logo-filter: grayscale(80%);
  --footer-logo-opacity: 0.8;
  --footer-transition: 0.3s ease;
  --footer-copyright-opacity: 0.5;
}

/* ========================================= */
/* INITIAL LAYOUT SHIFT PREVENTION           */
/* ========================================= */

#header-placeholder {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--mobile-nav-height);
  z-index: var(--nav-z-fixed);
  background-color: var(--nav-bg-mobile);
  visibility: hidden;
}

@media (min-width: 992px) {
  #header-placeholder {
    height: var(--nav-height);
    background-color: var(--nav-bg-default);
  }
}

body {
  padding-top: var(--mobile-nav-height);
}

@media (min-width: 992px) {
  body {
    padding-top: 0;
  }

  body[data-page='contact'] {
    padding-top: var(--nav-height-scrolled);
  }
}

html {
  overflow-anchor: none;
  overflow-x: hidden;
}

/* ========================================= */
/* BASE STYLES                               */
/* ========================================= */
body {
  font-family: 'Cairo', sans-serif;
  overflow-x: hidden;
  padding-top: 0;
}

/* ========================================= */
/* NAVIGATION BAR - DESKTOP DEFAULT          */
/* ========================================= */
#main-nav {
  height: var(--nav-height);
  background-color: var(--nav-bg-default);
  transition: var(--nav-transition);
  padding: 0;
}

/* ==== NAVBAR BRAND ==== */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-brand .nav-logo {
  width: var(--nav-logo-size);
  height: var(--nav-logo-size);
  transition: var(--nav-transition);
  object-fit: contain;
}

.navbar-brand .brand-text {
  font-size: var(--nav-brand-size);
  font-weight: 800;
  color: var(--text-white);
  transition: var(--nav-transition);
}

/* ==== NAVBAR LINKS ==== */
.navbar-nav .nav-link {
  font-weight: 600;
  font-size: var(--nav-link-size);
  color: var(--text-white);
  margin: 0 12px;
  position: relative;
  transition: var(--nav-transition);
}

/* Underline Animation for Desktop */
.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 50%;
  background-color: var(--text-white);
  transition: var(--nav-transition);
  transform: translateX(-50%);
}

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

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--text-white);
}

/* ==== NAVBAR ACTION WRAPPER ==== */
.actions-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ==== NAVBAR LANGUAGE DROP DOWN ==== */
.actions-wrapper .btn-link {
  color: var(--text-white);
  font-size: var(--nav-lang-size);
  text-decoration: none;
  transition: var(--nav-transition);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: none;
  background: transparent;
}

.actions-wrapper .dropdown-toggle::after {
  border-top-color: currentColor;
  vertical-align: middle;
  margin: 0;
}

/* Dropdown Menu Styling */
.dropdown-menu {
  border-radius: var(--nav-radius-md);
  margin-top: 15px;
  padding: 8px;
  border: none;
  box-shadow: 0 10px 30px var(--shadow-dark);
}

.dropdown-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-weight: 600;
  color: var(--primary);
  border-radius: var(--nav-radius-sm);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  background: transparent;
  border: none;
  width: 100%;
}

.dropdown-item::after {
  content: '';
  position: absolute;
  left: 0;
  top: 15%;
  bottom: 15%;
  width: 4px;
  background-color: var(--primary);
  border-radius: 0 4px 4px 0;
  opacity: 0;
  transform: scaleY(0);
  transition: all 0.2s ease;
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: var(--primary-faint);
  color: var(--primary-dark);
  padding-left: 20px;
}

.dropdown-item:hover::after {
  opacity: 1;
  transform: scaleY(1);
}

/* RTL Support for Dropdown */
html[dir='rtl'] .dropdown-item::after {
  left: auto;
  right: 0;
  border-radius: 4px 0 0 4px;
}

html[dir='rtl'] .dropdown-item:hover {
  padding-left: 16px;
  padding-right: 20px;
}

/* ==== NAVBAR CTA BUTTON ==== */
.nav-cta-btn {
  height: var(--cta-height);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--cta-font-size);
  min-width: var(--cta-min-width);
  border-radius: var(--nav-radius-full);
  transition: var(--nav-transition);
  background-color: transparent;
  border: 2px solid var(--text-white);
  color: var(--text-white);
}

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

/* ==== NAVBAR SCROLLED STATE ==== */
@media (min-width: 992px) {
  #main-nav.navbar-scrolled {
    height: var(--nav-height-scrolled);
    background-color: var(--bg-scrolled);
    box-shadow: var(--nav-shadow-scrolled);
  }

  /* Scrolled Brand */
  #main-nav.navbar-scrolled .brand-text {
    color: var(--primary);
    font-size: var(--nav-brand-size-scrolled);
  }

  #main-nav.navbar-scrolled .nav-logo {
    width: var(--nav-logo-size-scrolled);
    height: var(--nav-logo-size-scrolled);
  }

  /* Scrolled Links */
  #main-nav.navbar-scrolled .nav-link {
    color: var(--text-dark);
    font-size: var(--nav-link-size-scrolled);
  }

  #main-nav.navbar-scrolled .nav-link:hover,
  #main-nav.navbar-scrolled .nav-link.active {
    color: var(--primary);
  }

  #main-nav.navbar-scrolled .navbar-nav .nav-link::after {
    background-color: var(--primary);
  }

  /* Scrolled Language Button */
  #main-nav.navbar-scrolled .actions-wrapper .btn-link {
    color: var(--primary);
    font-size: var(--nav-lang-size-scrolled);
  }

  /* Scrolled CTA Button */
  #main-nav.navbar-scrolled .nav-cta-btn {
    height: var(--cta-height-scrolled);
    font-size: var(--cta-font-size-scrolled);
    min-width: var(--cta-min-width-scrolled);
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--text-white);
  }

  #main-nav.navbar-scrolled .nav-cta-btn:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
  }
}

/* ==== NAVBAR MOBILE NAVIGATION OVERLAY ==== */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay-dark);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease;
  z-index: var(--nav-z-overlay);
  pointer-events: none;
}

.nav-overlay.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ==== NAVBAR MOBILE RESPONSIVE ==== */
@media (max-width: 991px) {
  /* Mobile Nav Bar */
  #main-nav {
    height: var(--mobile-nav-height);
    background-color: var(--nav-bg-mobile);
  }

  /* Mobile Brand */
  .navbar-brand .brand-text {
    color: var(--primary);
    font-size: var(--mobile-brand-size);
  }

  .navbar-brand .nav-logo {
    width: var(--mobile-logo-size);
    height: var(--mobile-logo-size);
  }

  /* Mobile Toggler Icon */
  .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23475e6a' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  }

  /* Mobile Dropdown Container */
  .navbar-collapse {
    position: absolute;
    top: calc(100% + 15px);
    left: 15px;
    right: 15px;
    margin: 0;
    z-index: var(--nav-z-dropdown);
    background: var(--mobile-menu-bg);
    padding: 0;
    border-radius: var(--nav-radius-lg);
    box-shadow: var(--mobile-menu-shadow);
  }

  /* Mobile Nav Links Container */
  .navbar-nav {
    padding: 20px 20px 0 20px;
    box-sizing: border-box;
    width: 100%;
  }

  /* Mobile Nav Links */
  .navbar-nav .nav-link {
    display: block;
    color: var(--primary);
    background-color: transparent;
    padding: 15px 20px;
    border-radius: var(--nav-radius-md);
    margin: 4px 0;
    font-size: var(--mobile-link-size);
    text-align: left;
  }

  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link.active {
    background-color: var(--primary-faint);
    color: var(--primary-dark);
  }

  .navbar-nav .nav-link::after {
    display: none;
  }

  /* RTL Support for Mobile Links */
  html[dir='rtl'] .navbar-nav .nav-link {
    text-align: right;
  }

  /* Mobile Actions Wrapper */
  .actions-wrapper {
    flex-direction: column;
    width: 100%;
    margin-top: 10px;
    border-top: 1px solid var(--primary-faint);
    padding: 20px;
    gap: 12px;
  }

  .actions-wrapper .dropdown {
    width: 100%;
  }

  /* Mobile Language Button */
  .actions-wrapper .btn-link {
    width: 100%;
    height: var(--mobile-input-height);
    background-color: var(--primary-faint);
    border-radius: var(--nav-radius-md);
    color: var(--primary);
    font-size: var(--mobile-font-size);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 0;
  }

  /* Mobile CTA Button - Higher Specificity */
  .actions-wrapper .nav-cta-btn {
    width: 100%;
    height: var(--mobile-input-height);
    min-width: auto;
    font-size: var(--mobile-font-size);
    background-color: var(--primary);
    color: var(--text-white);
    border: 2px solid var(--primary);
    border-radius: var(--nav-radius-md);
    box-shadow: 0 4px 15px var(--shadow-primary);
  }

  .actions-wrapper .nav-cta-btn:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
  }
}

/* Hide Overlay on Desktop */
@media (min-width: 992px) {
  .nav-overlay {
    display: none;
  }
}

/* ========================================= */
/* FOOTER                                    */
/* ========================================= */
.footer {
  background-color: var(--footer-bg);
  color: var(--footer-text);
  padding: var(--footer-padding-desktop);
  margin-top: auto;
  border-top: 1px solid var(--footer-border);
}

.footer-logo {
  filter: var(--footer-logo-filter);
  opacity: var(--footer-logo-opacity);
  transition: var(--footer-transition);
}

.footer:hover .footer-logo {
  filter: none;
  opacity: 1;
}

/* Base Slogan Styles (Latin/English) */
.footer-slogan h6 {
  font-size: var(--footer-slogan-small);
  letter-spacing: 1px;
}

.footer-slogan h5 {
  font-size: var(--footer-slogan-large);
  padding: 0 10px;
}

.letter-spacing-2 {
  letter-spacing: 2px;
}

.tracking-wide {
  letter-spacing: 0.025em;
}

/* Footer Copyright */
.footer-copyright {
  font-size: var(--footer-copyright-size);
  opacity: var(--footer-copyright-opacity);
  font-family: monospace;
}

/* ==== FOOTER MOBILE RESPONSIVE ==== */
@media (max-width: 768px) {
  .footer {
    padding: var(--footer-padding-mobile);
  }

  .footer-slogan h6 {
    font-size: var(--footer-slogan-small-mobile);
  }

  .footer-slogan h5 {
    font-size: var(--footer-slogan-large-mobile);
    line-height: 1.5;
  }
}

/* ========================================= */
/* ARABIC TYPOGRAPHY CORRECTIONS (RTL)       */
/* ========================================= */
html[lang='rtl'] .footer-slogan h6,
html[dir='rtl'] .letter-spacing-2,
html[dir='rtl'] .tracking-wide {
  letter-spacing: 20 !important;
}

html[dir='rtl'] .footer-slogan h6 {
  font-size: 0.9rem;
}

html[dir='rtl'] .footer-slogan h5 {
  font-size: 1.15rem;
}

/* ========================================= */
/* SECONDARY CTA BUTTON                      */
/* ========================================= */
.btn-secondary-outline {
  min-width: 200px;
  background: transparent;
  border: 2px solid var(--primary-dark);
  color: var(--primary-dark);
  transition: all 0.3s ease;
}

.btn-secondary-outline:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(71, 94, 106, 0.25);
}

@media (max-width: 576px) {
  .btn-secondary-outline {
    width: 100%;
  }
}