@charset "UTF-8";
/* LibreOffice Website - Main Stylesheet */

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
  --color-primary: #00A500;
  --color-primary-light: #43C330;
  --color-primary-dark: #008000;
  --color-text-dark: #626c72;
  --color-text-light: #a5b2b9;
  --color-bg-light: #ebebeb;
  --color-bg-dark: #31363a;
  --color-white: #FFFFFF;
  --font-primary: 'Lato', sans-serif;
  --transition: all 0.35s ease-in-out;
}

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

html {
  scroll-padding-top: 80px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--color-bg-dark);
}

h1 {
  font-size: 3.5rem;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-bg-dark);
  text-shadow: none;
}

h2 {
  font-size: 2.5rem;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--color-bg-dark);
}

h3 {
  font-size: 2rem;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--color-text-dark);
}

h4 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-bg-dark);
}

p {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  color: var(--color-text-dark);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-primary-light);
  text-decoration: none;
}

::selection {
  background: var(--color-primary);
  color: var(--color-white);
}

::-moz-selection {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-block;
  padding: 15px 30px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  font-size: 0.9rem;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn-secondary {
  background-color: var(--color-primary-light);
  color: var(--color-white);
}

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

.btn-large {
  padding: 18px 40px;
  font-size: 1.1rem;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 4px;
  transition: var(--transition);
}

.btn-download:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,165,0,0.3);
}

.btn-download i {
  font-size: 1.2rem;
}

/* ==========================================================================
   Carousel Download Button
   ========================================================================== */
.carousel-download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  padding: 20px 45px;
  background: linear-gradient(135deg, rgba(0,165,0,0.95) 0%, rgba(67,195,48,0.95) 100%);
  color: var(--color-white);
  font-weight: 800;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border-radius: 50px;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: 0 8px 35px rgba(0,165,0,0.5), 0 0 0 3px rgba(255,255,255,0.3);
  border: 3px solid rgba(255,255,255,0.4);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  margin-top: 20px;
  animation: slideInUp 0.8s ease 0.3s both;
}

.carousel-download-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,165,0,0.1), transparent);
  transition: left 0.5s ease;
}

.carousel-download-btn:hover::before {
  left: 100%;
}

.carousel-download-btn:hover {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 12px 45px rgba(0,165,0,0.6), 0 0 0 4px rgba(255,255,255,0.4);
  border-color: rgba(255,255,255,0.8);
}

.carousel-download-btn i:first-child {
  font-size: 1.3rem;
  animation: bounce 2s infinite;
}

.carousel-download-btn i:last-child {
  font-size: 1rem;
  opacity: 0.8;
  transition: var(--transition);
}

.carousel-download-btn:hover i:last-child {
  opacity: 1;
  transform: translateY(3px);
}

.carousel-download-btn span {
  font-weight: 800;
  letter-spacing: 1.5px;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

@media (max-width: 768px) {
  .carousel-download-btn {
    padding: 16px 35px;
    font-size: 0.95rem;
    gap: 12px;
  }
  
  .carousel-download-btn i:first-child {
    font-size: 1.1rem;
  }
}

@media (max-width: 576px) {
  .carousel-download-btn {
    padding: 14px 28px;
    font-size: 0.85rem;
    gap: 10px;
    letter-spacing: 1px;
  }
  
  .carousel-download-btn span {
    font-size: 0.9rem;
  }
}

/* ==========================================================================
   Navigation - Enhanced Modern Design
   ========================================================================== */
.navbar {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  border-bottom: 3px solid rgba(255,255,255,0.1);
}

.navbar.scrolled {
  background: rgba(0, 165, 0, 0.98);
  box-shadow: 0 6px 30px rgba(0,0,0,0.2);
  padding: 5px 0;
}

.navbar-brand {
  padding: 18px 25px;
  transition: var(--transition);
  position: relative;
}

.navbar-brand::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--color-white);
  transition: width 0.3s ease;
}

.navbar-brand:hover::after {
  width: 80%;
}

.navbar-brand img {
  height: 55px;
  width: auto;
  transition: var(--transition);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.navbar-brand:hover img {
  transform: scale(1.05);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.navbar-nav .nav-item {
  position: relative;
}

/* فواصل خفيفة جداً بين عناصر القائمة */
.navbar-nav .nav-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 45%;
  width: 1px;
  background: rgba(255, 255, 255, 0.1);
  pointer-events: none;
  z-index: 1;
}

/* إخفاء الفاصل قبل زر التحميل */
.navbar-nav .nav-item .btn-download-nav {
  margin-left: 15px;
}

.navbar-nav .nav-item:has(.btn-download-nav)::after {
  display: none;
}

/* فاصل خفيف قبل زر التحميل */
.navbar-nav .nav-item .btn-download-nav::before {
  content: '';
  position: absolute;
  left: -15px;
  top: 50%;
  transform: translateY(-50%);
  height: 45%;
  width: 1px;
  background: rgba(255, 255, 255, 0.1);
  pointer-events: none;
}

.navbar-nav .nav-link {
  color: var(--color-white);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
  padding: 22px 18px;
  position: relative;
  transition: var(--transition);
  letter-spacing: 0.5px;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 2px;
  border-radius: 4px;
}

.navbar-nav .nav-link i {
  font-size: 0.9rem;
  opacity: 0.9;
  transition: var(--transition);
}

.navbar-nav .nav-link:hover i {
  opacity: 1;
  transform: scale(1.1);
}

.navbar-nav .nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.navbar-nav .nav-link:hover::before {
  left: 100%;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--color-white);
  transition: width 0.3s ease;
  border-radius: 2px 2px 0 0;
  opacity: 0;
}

.navbar-nav .nav-link:hover::after {
  width: 70%;
  opacity: 1;
}

.navbar-nav .nav-link.active::after {
  width: 70%;
  opacity: 1;
}

.navbar-nav .nav-link:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.15);
  transform: translateY(-2px);
  text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.navbar-nav .nav-link.active {
  color: var(--color-white);
  background: rgba(255,255,255,0.2);
  font-weight: 700;
}

.navbar-toggler {
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 6px;
  padding: 8px 12px;
  transition: var(--transition);
  margin-right: 15px;
}

.navbar-toggler:hover {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.1);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(255,255,255,0.25);
}

.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='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  width: 25px;
  height: 25px;
}

/* Download Button in Navbar */
.navbar .btn-download-nav {
  margin-left: 15px;
  padding: 10px 20px;
  background: rgba(255,255,255,0.2);
  border: 2px solid rgba(255,255,255,0.5);
  color: var(--color-white);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  border-radius: 25px;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.navbar .btn-download-nav:hover {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255,255,255,0.3);
  border-color: var(--color-white);
}

/* ==========================================================================
   Language Selector
   ========================================================================== */
.language-selector {
  margin-left: 15px;
  position: relative;
}

.language-dropdown {
  position: relative;
}

.language-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 25px;
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.language-btn:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.5);
}

.language-btn .flag-icon {
  width: 20px;
  height: 15px;
  object-fit: cover;
  border-radius: 2px;
  border: 1px solid rgba(255,255,255,0.2);
}

.language-btn i {
  font-size: 0.7rem;
  opacity: 0.8;
  transition: var(--transition);
}

.language-dropdown.active .language-btn i {
  transform: rotate(180deg);
}

.language-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  background: var(--color-white);
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  min-width: 200px;
  max-height: 400px;
  overflow-y: auto;
  z-index: 10000;
  display: none;
  padding: 10px 0;
  margin-top: 5px;
}

.language-dropdown.active .language-menu {
  display: block;
  animation: fadeInDown 0.3s ease;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.language-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: var(--color-bg-dark);
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.95rem;
  border-left: 3px solid transparent;
}

.language-option:hover {
  background: rgba(0,165,0,0.08);
  border-left-color: var(--color-primary);
  color: var(--color-primary);
}

.language-option.active {
  background: rgba(0,165,0,0.1);
  border-left-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
}

.language-option .flag-icon {
  width: 24px;
  height: 18px;
  object-fit: cover;
  border-radius: 3px;
  border: 1px solid rgba(0,0,0,0.1);
  flex-shrink: 0;
}

.language-option span {
  flex: 1;
}

/* Language Menu Scrollbar */
.language-menu::-webkit-scrollbar {
  width: 6px;
}

.language-menu::-webkit-scrollbar-track {
  background: var(--color-bg-light);
  border-radius: 10px;
}

.language-menu::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 10px;
}

.language-menu::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary-light);
}

/* Mobile Menu Enhancements */
@media (max-width: 991px) {
  .navbar-collapse {
    background: rgba(0, 165, 0, 0.98);
    margin-top: 10px;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
  }
  
  .navbar-nav .nav-link {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 5px;
  }
  
  .navbar-nav .nav-item::after {
    display: none;
  }
  
  .navbar-nav .nav-link:hover {
    background: rgba(255,255,255,0.2);
    transform: translateX(5px);
  }
}

/* ==========================================================================
   Hero Section / Carousel
   ========================================================================== */
.hero-carousel {
  margin-top: 70px;
  position: relative;
}

.carousel-item {
  height: 600px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
}

.carousel-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.5));
}

.carousel-caption {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
  width: 90%;
  max-width: 800px;
}

.carousel-caption h2 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease;
  color: #FFFFFF !important;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0;
}

.carousel-caption p {
  font-size: 1.3rem;
  color: #FFFFFF !important;
  margin-bottom: 30px;
  font-weight: 300;
}

.carousel-control-prev,
.carousel-control-next {
  width: 60px;
  height: 60px;
  background-color: var(--color-primary);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.8;
  transition: var(--transition);
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
  opacity: 1;
  background-color: var(--color-primary-light);
}

.carousel-control-prev {
  left: 30px;
}

.carousel-control-next {
  right: 30px;
}

.carousel-indicators {
  bottom: 30px;
}

.carousel-indicators button {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-white);
  opacity: 0.5;
  margin: 0 5px;
}

.carousel-indicators button.active {
  opacity: 1;
  background-color: var(--color-primary);
}

/* ==========================================================================
   Sections
   ========================================================================== */
.section {
  padding: 80px 0;
}

.section-alt {
  background-color: var(--color-bg-light);
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  margin-bottom: 20px;
}

.section-title p {
  font-size: 1.1rem;
  color: var(--color-text-dark);
  max-width: 700px;
  margin: 0 auto;
}

/* ==========================================================================
   Introduction Section - Enhanced
   ========================================================================== */
.intro-section {
  background: linear-gradient(135deg, rgba(0,165,0,0.05) 0%, rgba(255,255,255,1) 50%, rgba(0,165,0,0.05) 100%);
  position: relative;
  overflow: hidden;
}

.intro-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.intro-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.intro-icon {
  font-size: 3.5rem;
  color: var(--color-primary);
  margin-bottom: 25px;
  animation: float 3s ease-in-out infinite;
  filter: drop-shadow(0 4px 8px rgba(0,165,0,0.2));
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.intro-section h1 {
  font-size: 2.5rem !important;
  margin-bottom: 25px;
  color: #31363a !important;
  font-weight: 700;
  line-height: 1.2;
  text-transform: none;
  text-shadow: none;
}

.intro-description {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--color-text-dark);
  margin-bottom: 50px;
  font-weight: 400;
}

.intro-features {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 50px;
  padding-top: 40px;
  border-top: 2px solid var(--color-bg-light);
}

.intro-feature-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 25px 30px;
  background: var(--color-white);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
  transition: var(--transition);
  min-width: 180px;
}

.intro-feature-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0,165,0,0.15);
  background: linear-gradient(135deg, var(--color-white) 0%, rgba(0,165,0,0.03) 100%);
}

.intro-feature-item i {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 5px;
  transition: var(--transition);
}

.intro-feature-item:hover i {
  transform: scale(1.15);
  color: var(--color-primary-light);
}

.intro-feature-item span {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-bg-dark);
  text-align: center;
}

@media (max-width: 768px) {
  .intro-section h2 {
    font-size: 2.2rem;
  }
  
  .intro-description {
    font-size: 1.1rem;
  }
  
  .intro-icon {
    font-size: 4rem;
  }
  
  .intro-features {
    gap: 20px;
  }
  
  .intro-feature-item {
    min-width: 150px;
    padding: 20px 25px;
  }
  
  .intro-feature-item i {
    font-size: 2rem;
  }
}

@media (max-width: 576px) {
  .intro-features {
    flex-direction: column;
    align-items: center;
  }
  
  .intro-feature-item {
    width: 100%;
    max-width: 280px;
  }
}

/* ==========================================================================
   Features Grid
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

.feature-card {
  text-align: center;
  padding: 40px 30px;
  background-color: var(--color-white);
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.feature-icon {
  font-size: 4rem;
  color: var(--color-primary);
  margin-bottom: 20px;
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
  color: var(--color-primary-light);
}

.feature-card h3 {
  margin-bottom: 15px;
  color: var(--color-bg-dark);
}

.feature-card p {
  color: var(--color-text-dark);
  line-height: 1.8;
  flex-grow: 1;
}

.feature-card img {
  margin-top: auto;
  border: 2px solid var(--color-bg-light);
  transition: var(--transition);
}

.feature-card:hover img {
  border-color: var(--color-primary);
  box-shadow: 0 4px 15px rgba(0,165,0,0.2);
}

.feature-placeholder {
  margin-top: auto;
  padding: 30px 0;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0,165,0,0.05) 0%, rgba(0,165,0,0.02) 100%);
  border-radius: 8px;
  border: 2px dashed var(--color-bg-light);
}

/* ==========================================================================
   Download Section - Enhanced Professional Design
   ========================================================================== */
.download-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.download-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
  opacity: 0.3;
  pointer-events: none;
}

.download-content {
  position: relative;
  z-index: 1;
}

.download-card {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 2rem;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.download-logo-wrap {
  text-align: center;
  margin-bottom: 1.5rem;
}

.download-logo {
  max-width: 200px;
  height: auto;
  display: inline-block;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
}

.download-header {
  text-align: center;
  margin-bottom: 50px;
}

.download-header h2 {
  color: var(--color-white);
  margin-bottom: 15px;
  font-size: 3rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.download-subtitle {
  color: rgba(255,255,255,0.95);
  font-size: 1.2rem;
  font-weight: 300;
  margin: 0;
}

.download-platforms {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.download-platform-card {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 40px 30px;
  text-align: center;
  transition: var(--transition);
  border: 2px solid rgba(255,255,255,0.2);
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.download-platform-card:hover {
  transform: translateY(-10px);
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.4);
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}

.platform-icon {
  font-size: 4.5rem;
  margin-bottom: 20px;
  color: var(--color-white);
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.download-platform-card h3 {
  color: var(--color-white);
  font-size: 1.8rem;
  margin-bottom: 10px;
  font-weight: 700;
}

.platform-desc {
  color: rgba(255,255,255,0.9);
  font-size: 1rem;
  margin-bottom: 25px;
  font-weight: 300;
}

.platform-download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 35px;
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.95rem;
  border-radius: 50px;
  transition: var(--transition);
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  letter-spacing: 0.5px;
  width: 100%;
  max-width: 280px;
  margin: 0 auto 20px;
}

.platform-download-btn:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.platform-download-btn i {
  font-size: 1.1rem;
}

.platform-info {
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
  margin: 0;
  font-weight: 300;
}

.download-features {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  padding: 30px 0;
  border-top: 1px solid rgba(255,255,255,0.2);
  border-bottom: 1px solid rgba(255,255,255,0.2);
}

.download-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 500;
}

.download-feature-item i {
  color: var(--color-white);
  font-size: 1.2rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.download-alternatives {
  text-align: center;
  margin-top: 30px;
}

.alternatives-text {
  color: rgba(255,255,255,0.9);
  font-size: 1rem;
  margin-bottom: 15px;
}

.alternatives-link {
  color: var(--color-white);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 25px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 25px;
  transition: var(--transition);
  font-size: 0.95rem;
}

.alternatives-link:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.5);
  color: var(--color-white);
  transform: translateY(-2px);
}

.alternatives-link i {
  transition: var(--transition);
}

.alternatives-link:hover i {
  transform: translateX(5px);
}

/* Download Section Responsive */
@media (max-width: 768px) {
  .download-section {
    padding: 60px 0;
  }
  
  .download-card {
    padding: 2rem 1.25rem;
  }
  
  .download-logo {
    max-width: 160px;
  }
  
  .download-header h2 {
    font-size: 2.2rem;
  }
  
  .download-subtitle {
    font-size: 1rem;
  }
  
  .download-platforms {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .download-platform-card {
    padding: 30px 20px;
  }
  
  .platform-icon {
    font-size: 3.5rem;
  }
  
  .download-features {
    flex-direction: column;
    gap: 20px;
    align-items: center;
  }
}

/* ==========================================================================
   Screenshots Gallery
   ========================================================================== */
.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-top: 40px;
}

@media (max-width: 992px) {
  .screenshots-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 576px) {
  .screenshots-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.screenshot-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  cursor: pointer;
  transition: var(--transition);
  background: var(--color-white);
}

.screenshot-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.screenshot-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition);
}

.screenshot-item:hover img {
  transform: scale(1.05);
}

.screenshot-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 165, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.screenshot-item:hover .screenshot-overlay {
  opacity: 1;
}

.screenshot-overlay i {
  font-size: 3rem;
  color: var(--color-white);
  transform: scale(0.8);
  transition: var(--transition);
}

.screenshot-item:hover .screenshot-overlay i {
  transform: scale(1);
}

/* ==========================================================================
   Lightbox Modal
   ========================================================================== */
.lightbox-modal {
  display: none;
  position: fixed;
  z-index: 10000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(5px);
  animation: fadeIn 0.3s ease;
}

.lightbox-modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  margin: auto;
  text-align: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  animation: zoomIn 0.3s ease;
}

.lightbox-title {
  color: var(--color-white);
  font-size: 1.2rem;
  margin-top: 20px;
  font-weight: 600;
}

.lightbox-close {
  position: absolute;
  top: 30px;
  right: 40px;
  color: var(--color-white);
  font-size: 3rem;
  font-weight: 300;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10001;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
}

.lightbox-close:hover {
  background: rgba(255,255,255,0.2);
  transform: rotate(90deg);
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  font-size: 2.5rem;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10001;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
}

.lightbox-prev {
  left: 30px;
}

.lightbox-next {
  right: 30px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-50%) scale(1.1);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Lightbox responsive */
@media (max-width: 768px) {
  .lightbox-close {
    top: 15px;
    right: 15px;
    font-size: 2rem;
    width: 40px;
    height: 40px;
  }
  
  .lightbox-prev,
  .lightbox-next {
    width: 45px;
    height: 45px;
    font-size: 2rem;
  }
  
  .lightbox-prev {
    left: 15px;
  }
  
  .lightbox-next {
    right: 15px;
  }
  
  .lightbox-content img {
    max-height: 75vh;
  }
}

/* ==========================================================================
   Footer - Enhanced Professional Design
   ========================================================================== */
.footer {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #1a1f23 100%);
  color: var(--color-white);
  padding: 80px 0 30px;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
}

.footer-brand {
  max-width: 350px;
}

.footer-logo {
  margin-bottom: 20px;
}

.footer-logo img {
  height: 50px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-tagline {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 15px;
}

.footer-description {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin: 0;
}

.footer-title {
  color: var(--color-white);
  margin-bottom: 25px;
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-title i {
  color: var(--color-primary);
  font-size: 1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--color-text-light);
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  padding: 5px 0;
}

.footer-links a i {
  font-size: 0.7rem;
  opacity: 0.6;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-primary-light);
  transform: translateX(5px);
}

.footer-links a:hover i {
  opacity: 1;
  color: var(--color-primary-light);
}

.footer-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  margin: 40px 0 30px;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
}

.footer-copyright {
  color: var(--color-text-light);
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer-copyright p {
  margin: 5px 0;
}

.footer-trademark {
  font-size: 0.85rem;
  opacity: 0.8;
}

/* Footer Responsive */
@media (max-width: 992px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  
  .footer-brand {
    max-width: 100%;
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .footer {
    padding: 60px 0 25px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 35px;
  }
  
  .footer-brand {
    text-align: center;
  }
  
  .footer-logo {
    display: flex;
    justify-content: center;
  }
  
  .footer-title {
    justify-content: center;
  }
}

/* ==========================================================================
   Forms
   ========================================================================== */
.form-group {
  margin-bottom: 25px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--color-bg-dark);
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid var(--color-bg-light);
  border-radius: 4px;
  font-size: 1rem;
  font-family: var(--font-primary);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0,165,0,0.1);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease;
}

/* ==========================================================================
   Performance Optimizations
   ========================================================================== */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Preload critical resources */
.carousel-item {
  will-change: transform;
}

/* Optimize font rendering */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}