:root {
  /* Main colors */
  --primary: #3b82f6;
  --primary-light: #60a5fa;
  --primary-dark: #2563eb;
  --secondary: #ec4899;
  --secondary-light: #f472b6;
  --secondary-dark: #db2777;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
  --gradient-hover: linear-gradient(135deg, var(--primary-dark), var(--secondary-dark));

  /* Light theme */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --card-bg: #ffffff;
  --border-color: #e2e8f0;
  --shadow-color: rgba(0, 0, 0, 0.05);

  /* Animations */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3rem;
  --space-xl: 5rem;

  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
}

.dark-theme {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --card-bg: #1e293b;
  --border-color: #334155;
  --shadow-color: rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: "Outfit", sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-medium), color var(--transition-medium);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Cabinet Grotesk", sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

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

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

button {
  font-family: "Outfit", sans-serif;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

.hidden {
  opacity: 0;
  visibility: hidden;
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  position: relative;
}

/* Preloader */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-primary);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.logo-animation {
  margin-bottom: var(--space-md);
}

.logo-animation svg {
  width: 150px;
  height: 150px;
}

.circle {
  stroke-dasharray: 565.48;
  stroke-dashoffset: 565.48;
  animation: circle-animation 2s ease forwards;
}

.logo-path {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  animation: logo-animation 2s ease forwards 0.5s;
}

@keyframes circle-animation {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes logo-animation {
  to {
    stroke-dashoffset: 0;
  }
}

.loading-text {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.loading-text span {
  font-family: "Cabinet Grotesk", sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  opacity: 0;
  transform: translateY(20px);
  animation: text-animation 0.5s ease forwards;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.loading-text span:nth-child(1) {
  animation-delay: 0.1s;
}
.loading-text span:nth-child(2) {
  animation-delay: 0.2s;
}
.loading-text span:nth-child(3) {
  animation-delay: 0.3s;
}
.loading-text span:nth-child(4) {
  animation-delay: 0.4s;
}
.loading-text span:nth-child(5) {
  animation-delay: 0.5s;
}
.loading-text span:nth-child(6) {
  animation-delay: 0.6s;
}
.loading-text span:nth-child(7) {
  animation-delay: 0.7s;
}
.loading-text span:nth-child(8) {
  animation-delay: 0.8s;
}
.loading-text span:nth-child(9) {
  animation-delay: 0.9s;
}
.loading-text span:nth-child(10) {
  animation-delay: 1.0s;
}
.loading-text span:nth-child(11) {
  animation-delay: 1.1s;
}
.loading-text span:nth-child(12) {
  animation-delay: 1.2s;
}

@keyframes text-animation {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.loading-bar {
  width: 200px;
  height: 4px;
  background-color: rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.loading-progress {
  height: 100%;
  width: 0;
  background: var(--gradient-primary);
  animation: progress-animation 2.5s ease-in-out forwards 1.5s;
}

@keyframes progress-animation {
  0% {
    width: 0;
  }
  100% {
    width: 100%;
  }
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--bg-primary);
  box-shadow: 0 2px 10px var(--shadow-color);
  z-index: 100;
  transition: background-color var(--transition-medium), transform var(--transition-medium);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
}

.logo h1 {
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header-right {
  display: flex;
  align-items: center;
}

/* Desktop Navigation */
.desktop-controls {
  display: flex;
  align-items: center;
}

.desktop-nav {
  margin-right: var(--space-md);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--space-md);
}

.nav-link {
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast);
  padding: var(--space-xs) 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-medium);
}

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

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

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Language Dropdown */
.language-dropdown {
  position: relative;
}

.language-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: background-color var(--transition-fast);
}

.language-btn:hover {
  background-color: var(--bg-secondary);
}

.current-lang {
  font-weight: 600;
  margin: 0 5px;
}

.language-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: 0 5px 15px var(--shadow-color);
  padding: var(--space-xs);
  min-width: 150px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-medium);
  z-index: 10;
}

.language-dropdown.active .language-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(5px);
}

.lang-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: var(--space-xs) var(--space-sm);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-primary);
  transition: background-color var(--transition-fast);
}

.lang-option:hover {
  background-color: var(--bg-secondary);
}

.lang-option.active {
  background: var(--gradient-primary);
  color: white;
}

/* Theme Toggle */
.theme-toggle {
  position: relative;
  display: flex;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  color: var(--text-primary);
}

.theme-toggle-track {
  width: 40px;
  height: 20px;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-full);
  position: relative;
  transition: background-color var(--transition-fast);
}

.theme-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background-color: var(--primary);
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.dark-theme .theme-toggle-thumb {
  transform: translateX(20px);
}

.light-icon,
.dark-icon {
  position: absolute;
  font-size: 0.8rem;
  transition: opacity var(--transition-fast);
}

.light-icon {
  left: -20px;
  opacity: 1;
}

.dark-icon {
  right: -20px;
  opacity: 0.5;
}

.dark-theme .light-icon {
  opacity: 0.5;
}

.dark-theme .dark-icon {
  opacity: 1;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 101;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--bg-primary);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-medium), visibility var(--transition-medium);
  display: flex;
  justify-content: center;
  align-items: center;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-container {
  width: 90%;
  max-width: 400px;
  padding: var(--space-lg);
}

.mobile-nav-links {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.mobile-nav-link {
  display: block;
  font-size: 1.5rem;
  font-weight: 600;
  padding: var(--space-sm) 0;
  color: var(--text-primary);
  transition: color var(--transition-fast);
  text-align: center;
}

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

.mobile-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.mobile-language,
.mobile-theme {
  text-align: center;
}

.mobile-language p,
.mobile-theme p {
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}

.mobile-language-options,
.mobile-theme-toggle {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
}

.mobile-lang-btn,
.mobile-theme-btn {
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-lang-btn.active {
  background: var(--gradient-primary);
  color: white;
}

.mobile-theme-btn.light {
  background-color: #f8fafc;
  color: #0f172a;
}

.mobile-theme-btn.dark {
  background-color: #0f172a;
  color: #f8fafc;
}

.dark-theme .mobile-theme-btn.dark,
body:not(.dark-theme) .mobile-theme-btn.light {
  box-shadow: 0 0 0 2px var(--primary);
}

/* Section Badges */
.hero-badge,
.section-badge {
  display: inline-block;
  background: var(--bg-secondary);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 5px var(--shadow-color);
}

/* Hero Section */
.hero {
  padding-top: 140px;
  padding-bottom: var(--space-xl);
  background-color: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.hero-content {
  flex: 1;
  min-width: 300px;
  max-width: 600px;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: var(--space-md);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.hero-buttons {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-visual {
  flex: 1;
  min-width: 300px;
  position: relative;
  height: 400px;
}

.hero-shape {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  background: var(--gradient-primary);
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  filter: blur(15px);
  opacity: 0.15;
  animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
  0% {
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  }
  25% {
    border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%;
  }
  50% {
    border-radius: 30% 30% 70% 70% / 60% 40% 60% 40%;
  }
  75% {
    border-radius: 40% 60% 60% 40% / 30% 70% 30% 70%;
  }
  100% {
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  }
}

.floating-icons {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.floating-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  background-color: var(--card-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 5px 15px var(--shadow-color);
  animation: float 6s ease-in-out infinite;
  animation-delay: var(--delay);
}

.floating-icon:nth-child(1) {
  transform: translate(calc(-50% - 80px), calc(-50% - 80px));
}

.floating-icon:nth-child(2) {
  transform: translate(calc(-50% + 80px), calc(-50% - 40px));
}

.floating-icon:nth-child(3) {
  transform: translate(calc(-50% - 40px), calc(-50% + 80px));
}

.floating-icon:nth-child(4) {
  transform: translate(calc(-50% + 60px), calc(-50% + 40px));
}

.floating-icon i {
  font-size: 1.5rem;
  color: var(--primary);
}

@keyframes float {
  0%,
  100% {
    transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y)));
  }
  50% {
    transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y) - 20px));
  }
}

.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.wave-path {
  fill: var(--bg-secondary);
  transition: fill var(--transition-medium);
}

/* Button styles */
.btn {
  display: inline-block;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
  font-family: "Outfit", sans-serif;
  position: relative;
  overflow: hidden;
  z-index: 1;
  box-shadow: 0 4px 10px var(--shadow-color);
}

.btn::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: all 0.5s;
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

.btn.primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

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

.btn.secondary:hover {
  background-color: var(--primary);
  color: white;
  transform: translateY(-3px);
}

.download-btn {
  background-color: #333;
  color: white;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
}

.download-btn:hover {
  background-color: #000;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* Section styles */
section {
  padding: var(--space-xl) 0;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

section.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}

.section-divider {
  height: 4px;
  width: 80px;
  background: var(--gradient-primary);
  margin: 0 auto;
  border-radius: var(--radius-full);
}

/* About Section */
.about {
  background-color: var(--bg-secondary);
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  align-items: center;
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-text p {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

.about-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  flex: 1;
  min-width: 300px;
}

.stat-card {
  background-color: var(--card-bg);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 10px 20px var(--shadow-color);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  width: 180px;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
}

.stat-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px var(--shadow-color);
}

.stat-icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Projects Section */
.projects {
  background-color: var(--bg-primary);
}

.project-card {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  background-color: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-color);
  margin-bottom: var(--space-lg);
  padding: var(--space-lg);
  position: relative;
}

.project-badge {
  display: inline-block;
  background: var(--gradient-primary);
  color: white;
  padding: 0.3rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.project-image {
  flex: 1;
  min-width: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.app-icon-wrapper {
  position: relative;
  width: 120px;
  height: 120px;
}

.app-icon {
  width: 100%;
  height: 100%;
  border-radius: 24px;
  box-shadow: 0 10px 20px var(--shadow-color);
  object-fit: cover;
}

.app-icon-wrapper::after {
  content: "";
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  background: var(--gradient-primary);
  border-radius: 28px;
  z-index: -1;
  opacity: 0.5;
}

.app-screenshots {
  display: flex;
  gap: var(--space-sm);
  overflow-x: auto;
  padding: var(--space-sm) 0;
  width: 100%;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) var(--bg-secondary);
}

.app-screenshots::-webkit-scrollbar {
  height: 6px;
}

.app-screenshots::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
}

.app-screenshots::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: var(--radius-full);
}

.screenshot-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 5px 15px var(--shadow-color);
  transition: transform var(--transition-medium);
}

.screenshot-wrapper:hover {
  transform: scale(1.02);
}

.screenshot-wrapper img {
  max-height: 400px;
  display: block;
}

.project-info {
  flex: 1;
  min-width: 300px;
}

.project-title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.project-description {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.project-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.feature i {
  color: var(--primary);
}

/* Contact Section */
.contact {
  background-color: var(--bg-secondary);
}

.contact-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.contact-subtitle {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  position: relative;
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-sm);
  background-color: transparent;
  border: none;
  border-bottom: 2px solid var(--border-color);
  color: var(--text-primary);
  font-family: "Outfit", sans-serif;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

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

.form-group label {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  pointer-events: none;
}

.form-border {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-medium);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: transparent;
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:valid + label,
.form-group textarea:valid + label {
  top: -10px;
  left: 0;
  font-size: 0.8rem;
  color: var(--primary);
}

.form-group input:focus ~ .form-border,
.form-group textarea:focus ~ .form-border {
  width: 100%;
}

/* Footer */
footer {
  background-color: var(--bg-primary);
  padding: var(--space-lg) 0 var(--space-md);
  position: relative;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gradient-primary);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.footer-logo h2 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.footer-logo p {
  color: var(--text-secondary);
}

.footer-links h3,
.footer-social h3 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.footer-links ul {
  list-style: none;
}

.footer-links ul li {
  margin-bottom: 0.5rem;
}

.footer-links ul li a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links ul li a:hover {
  color: var(--primary);
}

.social-icons {
  display: flex;
  gap: var(--space-sm);
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  color: var(--primary);
  transition: all var(--transition-fast);
}

.social-icon:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Scroll to top button */
.scroll-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: 99;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  transform: translateY(-5px);
}

/* Responsive Styles */
@media (max-width: 992px) {
  html {
    font-size: 15px;
  }

  .hero-content {
    margin-right: 0;
    margin-bottom: var(--space-lg);
  }
}

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }

  .desktop-controls {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .stat-card {
    width: 100%;
    max-width: 250px;
  }

  .project-card {
    padding: var(--space-md);
  }

  .screenshot-wrapper img {
    max-height: 250px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 13px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
    text-align: center;
    margin-bottom: 10px;
  }

  .about-stats {
    flex-direction: column;
    align-items: center;
  }

  .stat-card {
    width: 100%;
    max-width: 100%;
  }

  .project-features {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-content > div {
    margin-bottom: var(--space-md);
    width: 100%;
  }

  .social-icons {
    justify-content: center;
  }
}