@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700;800&display=swap');

:root {
  --primary: #0A4D9F;
  --primary-glow: rgba(10, 77, 159, 0.4);
  --accent: #00D2FF;
  --bg: #070B13;
  --card-bg: rgba(255, 255, 255, 0.03);
  --card-border: rgba(255, 255, 255, 0.08);
  --text-main: #F3F4F6;
  --text-muted: #9CA3AF;
  --font: 'Cairo', sans-serif;
}

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

body {
  background-color: var(--bg);
  color: var(--text-main);
  font-family: var(--font);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Background glows */
.glow-bg {
  position: absolute;
  width: 40vw;
  height: 40vw;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary-glow) 0%, rgba(0,0,0,0) 70%);
  z-index: -1;
  filter: blur(80px);
}
.glow-top-left {
  top: -10vw;
  left: -10vw;
}
.glow-bottom-right {
  bottom: -10vw;
  right: -10vw;
}

/* Header / Navigation */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 11, 19, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.logo-span {
  background: linear-gradient(135deg, var(--text-main) 30%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nav-links {
  display: flex;
  gap: 2rem;
}
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}
.nav-links a:hover {
  color: var(--accent);
}

/* Hero Section */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem 2rem;
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  gap: 4rem;
}
.hero-content {
  flex: 1.2;
}
.hero-tag {
  display: inline-block;
  background: rgba(0, 210, 255, 0.1);
  color: var(--accent);
  padding: 0.3rem 1rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}
.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1.5rem;
}
.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}
.hero-buttons {
  display: flex;
  gap: 1.5rem;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, #1e52db 100%);
  color: #fff;
  text-decoration: none;
  padding: 0.8rem 2rem;
  border-radius: 12px;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(30, 82, 219, 0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 82, 219, 0.6);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  text-decoration: none;
  padding: 0.8rem 2rem;
  border-radius: 12px;
  font-weight: 700;
  transition: all 0.3s ease;
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
}
.hero-image {
  flex: 0.8;
  display: flex;
  justify-content: center;
}
.mockup-wrapper {
  position: relative;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.app-mockup {
  width: 250px;
  height: 500px;
  border-radius: 16px;
  object-fit: cover;
  border: 1px solid var(--card-border);
}

/* Features */
.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem 2rem;
}
.section-title {
  text-align: center;
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 3rem;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  transition: all 0.3s ease;
}
.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
}
.feature-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  display: inline-block;
}
.feature-name {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.feature-desc {
  color: var(--text-muted);
}

/* Content Pages (Privacy / Deletion) */
.page-container {
  max-width: 800px;
  margin: 4rem auto;
  padding: 3rem 2rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}
.page-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 2rem;
  text-align: center;
  background: linear-gradient(135deg, #fff 30%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-section {
  margin-bottom: 2rem;
}
.page-section h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--accent);
}
.page-section p, .page-section li {
  color: var(--text-muted);
  margin-bottom: 0.8rem;
}
.page-section ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.lang-toggle {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.lang-btn {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}
.lang-btn.active {
  background: var(--primary);
  border-color: var(--accent);
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.form-input {
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--card-border);
  padding: 0.8rem 1.2rem;
  border-radius: 12px;
  color: var(--text-main);
  font-family: var(--font);
  font-size: 1rem;
  transition: border-color 0.3s ease;
}
.form-input:focus {
  outline: none;
  border-color: var(--accent);
}
.submit-btn {
  width: 100%;
  padding: 1rem;
  border: none;
  background: linear-gradient(135deg, var(--primary) 0%, #1e52db 100%);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font);
}
.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(30, 82, 219, 0.4);
}

/* Footer */
footer {
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid var(--card-border);
  background: rgba(7, 11, 19, 0.9);
}
.footer-text {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 968px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 3rem 2rem;
  }
  .hero-buttons {
    justify-content: center;
  }
  .nav-container {
    flex-direction: column;
    gap: 1rem;
  }
}