:root {
  --bg-main: #07090e;
  --bg-card: rgba(15, 20, 32, 0.7);
  --bg-card-hover: rgba(22, 30, 48, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(0, 210, 255, 0.5);
  --accent-cyan: #00d2ff;
  --accent-blue: #3a7bd5;
  --accent-purple: #8b5cf6;
  --accent-cat: #ff9e7d;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --radius-xs: 8px;
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --radius-pill: 999px;
  --shadow-glow: 0 0 40px rgba(0, 210, 255, 0.25);
  --shadow-card: 0 20px 45px -10px rgba(0, 0, 0, 0.6);
  --font-family: 'Plus Jakarta Sans', 'Outfit', system-ui, -apple-system, sans-serif;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  transition: background-color var(--transition);
}

/* Background Ambient Lighting & Mesh Gradients */
.bg-mesh {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.mesh-blob {
  position: absolute;
  filter: blur(120px);
  border-radius: 50%;
  opacity: 0.35;
  animation: floatOrb 20s infinite alternate ease-in-out;
}

.blob-1 {
  width: 550px;
  height: 550px;
  background: var(--accent-cyan);
  top: -100px;
  left: -100px;
}

.blob-2 {
  width: 600px;
  height: 600px;
  background: var(--accent-blue);
  bottom: 10%;
  right: -150px;
  animation-duration: 25s;
}

.blob-3 {
  width: 450px;
  height: 450px;
  background: var(--accent-cat);
  top: 40%;
  left: 30%;
  opacity: 0.2;
  animation-duration: 18s;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.1); }
  100% { transform: translate(-40px, 70px) scale(0.95); }
}

/* Grid & Layout */
.container {
  width: 90%;
  max-width: 1240px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* RTL Support */
[dir="rtl"] {
  text-align: right;
}
[dir="rtl"] .hero-actions,
[dir="rtl"] .nav-container,
[dir="rtl"] .hero-stats {
  flex-direction: row-reverse;
}

/* Glassmorphism Classes */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-card);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1.1rem 0;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  background: rgba(7, 9, 14, 0.7);
  border-bottom: 1px solid var(--border-glass);
}

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

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 210, 255, 0.35);
  transition: transform var(--transition-fast);
}

.logo-wrap:hover .brand-logo {
  transform: rotate(5deg) scale(1.05);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Selectors (Theme & Lang) */
.nav-control-btn {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.nav-control-btn:hover {
  border-color: var(--accent-cyan);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.2);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  background: rgba(14, 18, 30, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 8px;
  min-width: 230px;
  max-height: 400px;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
  display: none;
  flex-direction: column;
  gap: 4px;
  z-index: 1001;
}

.dropdown-menu.show {
  display: flex !important;
  animation: fadeInDown 0.2s ease-out;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.dropdown-item {
  padding: 10px 14px;
  color: var(--text-secondary);
  border-radius: var(--radius-xs);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  transition: var(--transition-fast);
}

.dropdown-item:hover, .dropdown-item.active {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-primary);
  border-left: 3px solid var(--accent-cyan);
}

.theme-selector, .lang-selector {
  position: relative;
}

.theme-preview-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
}

.flag-icon {
  width: 20px;
  height: 14px;
  object-fit: cover;
  border-radius: 3px;
}

/* Hero Section */
.hero {
  padding: 5.5rem 0 4rem 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 4.5rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  background: rgba(255, 158, 125, 0.12);
  border: 1px solid rgba(255, 158, 125, 0.35);
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cat);
  margin-bottom: 1.8rem;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.4rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, #38bdf8 50%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2.2rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #fff;
  box-shadow: 0 10px 25px rgba(0, 210, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0, 210, 255, 0.5);
}

.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

.btn-portal {
  background: rgba(255, 158, 125, 0.12);
  color: var(--accent-cat);
  border: 1px solid rgba(255, 158, 125, 0.35);
}

.btn-portal:hover {
  background: rgba(255, 158, 125, 0.2);
  transform: translateY(-3px);
}

/* Hero Stats Bar */
.hero-stats {
  display: flex;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-glass);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-lbl {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Hero Visual / Mascot Card */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.mascot-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  min-height: 440px;
  aspect-ratio: 420 / 440;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition);
  contain: layout;
}

.mascot-card:hover {
  transform: translateY(-6px);
}

.mascot-card img,
.mascot-card picture img {
  width: 100%;
  height: 440px;
  aspect-ratio: 420 / 440;
  object-fit: cover;
  display: block;
}

.mascot-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  background: linear-gradient(to top, rgba(7, 9, 14, 0.95) 10%, transparent);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.floating-glass-pill {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 700;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-glass);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

/* Interactive Simulator Section */
.simulator-section {
  padding: 5rem 0;
}

.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem auto;
}

.section-title {
  font-size: 2.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.8rem;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.simulator-wrapper {
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
}

.windows-desktop-frame {
  background: #0f131d;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.8);
  margin-bottom: 2rem;
}

.desktop-content-mock {
  height: 120px;
  background: radial-gradient(circle at 50% 50%, rgba(0, 210, 255, 0.08) 0%, transparent 70%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

.taskbar-mock {
  background: rgba(14, 17, 26, 0.95);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.taskbar-start-group {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
}

.taskbar-tray-area {
  display: flex;
  align-items: center;
  gap: 16px;
}

.sim-tray-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1.5px solid var(--accent-cyan);
  box-shadow: 0 0 16px rgba(0, 210, 255, 0.25);
  transition: var(--transition-fast);
}

.sim-weather-icon {
  font-size: 1.5rem;
  display: inline-block;
  transition: transform var(--transition-fast);
}

.sim-temp-text {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
}

.taskbar-clock-area {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.2;
  text-align: right;
  font-family: inherit;
}

.sim-controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.8rem;
  background: rgba(255, 255, 255, 0.02);
  padding: 1.8rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
}

.sim-ctrl-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sim-ctrl-item label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.sim-ctrl-item select {
  background: rgba(20, 26, 42, 0.9);
  color: #fff;
  border: 1px solid var(--border-glass);
  padding: 10px 14px;
  border-radius: var(--radius-xs);
  outline: none;
  font-weight: 600;
  cursor: pointer;
}

.sim-ctrl-item input[type="range"] {
  accent-color: var(--accent-cyan);
  cursor: pointer;
  height: 6px;
}

/* Features Grid Section */
.features-section {
  padding: 5rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-box {
  border-radius: var(--radius-md);
  padding: 2.2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.feature-box:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}

.feature-box:hover::before {
  opacity: 1;
}

.feature-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1.4rem;
}

.feature-box h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.feature-box p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Theme Factory Showcase Section */
.theme-showcase-section {
  padding: 5rem 0;
}

.themes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.4rem;
}

.theme-card-btn {
  border-radius: var(--radius-md);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
  color: var(--text-primary);
  outline: none;
  border: 1px solid var(--border-glass);
  background: var(--bg-card);
}

.theme-card-btn:hover {
  transform: translateY(-5px) scale(1.02);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-glow);
}

.theme-card-btn.active {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 25px var(--accent-cyan);
  background: rgba(255, 255, 255, 0.08);
}

.theme-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.theme-titles h3,
.theme-titles h4 {
  font-size: 1.1rem;
  font-weight: 800;
}

.theme-titles p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.theme-swatches {
  display: flex;
  gap: 8px;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.theme-swatches span {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}

/* Ecosystem Banner */
.portal-banner {
  margin: 5rem auto;
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(255, 158, 125, 0.1), rgba(0, 210, 255, 0.12));
  border: 1px solid rgba(255, 255, 255, 0.12);
  max-width: 950px;
  position: relative;
  overflow: hidden;
}

.portal-banner h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 0.8rem;
}

.portal-banner p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 620px;
  margin: 0 auto 2rem auto;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-glass);
  background: rgba(7, 9, 14, 0.95);
  padding: 3.5rem 0 2.5rem 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-badge {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  .hero-actions, .hero-stats {
    justify-content: center;
  }
  .hero-desc {
    margin: 0 auto 2rem auto;
  }
  .hero-title {
    font-size: 2.8rem;
  }
  .mascot-card {
    max-width: 340px;
  }
  .mascot-card img {
    height: 360px;
  }
}