@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=Noto+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg: #0a0a10;
  --bg2: #111118;
  --bg3: #1a1a24;
  --primary: #a78bfa;
  --primary-dark: #7c3aed;
  --primary-glow: rgba(167,139,250,0.12);
  --text: #f0f0f0;
  --text-secondary: rgba(255,255,255,0.65);
  --text-muted: rgba(255,255,255,0.35);
  --border: rgba(255,255,255,0.06);
  --success: #00e676;
  --max-width: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--primary); text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.8; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10,10,16,0.85); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}
.navbar .container {
  display: flex; justify-content: space-between; align-items: center;
}
.nav-logo {
  font-family: 'Sora', sans-serif; font-size: 22px; font-weight: 700;
  color: var(--primary); letter-spacing: -0.5px;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--text-secondary); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--primary); }
.lang-toggle {
  background: rgba(167,139,250,0.1); border: 1px solid rgba(167,139,250,0.2);
  color: var(--primary); font-size: 12px; font-weight: 600;
  padding: 6px 14px; border-radius: 20px; cursor: pointer;
  transition: all 0.2s; font-family: 'Noto Sans', sans-serif;
}
.lang-toggle:hover { background: rgba(167,139,250,0.2); }
.nav-cta {
  background: var(--primary-dark); color: #fff !important; padding: 8px 20px;
  border-radius: 8px; font-weight: 600; font-size: 13px;
}
.nav-cta:hover { opacity: 0.9; }

/* Mobile menu */
.nav-hamburger { display: none; background: none; border: none; color: var(--text); font-size: 24px; cursor: pointer; }
@media (max-width: 768px) {
  .nav-hamburger { display: block; }
  .nav-links { display: none; position: absolute; top: 60px; left: 0; right: 0; background: var(--bg2); flex-direction: column; padding: 20px; gap: 16px; border-bottom: 1px solid var(--border); }
  .nav-links.active { display: flex; }
}

/* ===== HERO ===== */
.hero {
  padding: 160px 0 100px; text-align: center; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(167,139,250,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-block; background: rgba(167,139,250,0.1);
  border: 1px solid rgba(167,139,250,0.2); border-radius: 24px;
  padding: 6px 18px; font-size: 13px; color: var(--primary);
  font-weight: 500; margin-bottom: 24px;
}
.hero h1 {
  font-family: 'Sora', sans-serif; font-size: clamp(36px, 5vw, 56px);
  font-weight: 800; line-height: 1.15; letter-spacing: -1px;
  margin-bottom: 20px;
}
.hero h1 span { color: var(--primary); }
.hero p {
  font-size: 18px; color: var(--text-secondary);
  max-width: 560px; margin: 0 auto 36px;
}
.hero-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--primary-dark); color: #fff; padding: 14px 28px;
  border-radius: 12px; font-weight: 600; font-size: 15px; transition: all 0.2s;
}
.btn-primary:hover { background: #6d28d9; color: #fff; }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--text-secondary); padding: 14px 28px;
  border: 1px solid var(--border); border-radius: 12px;
  font-weight: 500; font-size: 15px; transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.hero-image {
  margin-top: 60px; position: relative;
}
.hero-image img {
  max-width: 280px; border-radius: 24px;
  border: 2px solid rgba(255,255,255,0.08);
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}

/* ===== FEATURES ===== */
.features { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-label {
  font-size: 13px; font-weight: 600; color: var(--primary);
  letter-spacing: 2px; text-transform: uppercase; margin-bottom: 12px;
}
.section-title {
  font-family: 'Sora', sans-serif; font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700; letter-spacing: -0.5px; margin-bottom: 16px;
}
.section-desc {
  font-size: 16px; color: var(--text-secondary); max-width: 500px; margin: 0 auto;
}
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.feature-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px; transition: all 0.3s;
}
.feature-card:hover { border-color: rgba(167,139,250,0.2); transform: translateY(-4px); }
.feature-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--primary-glow); border: 1px solid rgba(167,139,250,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 18px;
}
.feature-card h3 {
  font-family: 'Sora', sans-serif; font-size: 17px; font-weight: 600;
  margin-bottom: 8px;
}
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* ===== HOW IT WORKS ===== */
.how-it-works { padding: 100px 0; background: var(--bg2); }
.steps { display: flex; flex-direction: column; gap: 40px; max-width: 600px; margin: 0 auto; }
.step {
  display: flex; gap: 20px; align-items: flex-start;
}
.step-number {
  width: 44px; height: 44px; min-width: 44px; border-radius: 12px;
  background: var(--primary-glow); border: 1px solid rgba(167,139,250,0.2);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Sora', sans-serif; font-size: 18px; font-weight: 700;
  color: var(--primary);
}
.step h3 { font-family: 'Sora', sans-serif; font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--text-secondary); }

/* ===== STATS ===== */
.stats { padding: 80px 0; }
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px; text-align: center;
}
.stat-item h3 {
  font-family: 'Sora', sans-serif; font-size: 36px; font-weight: 700; color: var(--primary);
}
.stat-item p { font-size: 14px; color: var(--text-muted); margin-top: 4px; }

/* ===== BLOG ===== */
.blog-section { padding: 100px 0; }
.blog-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.blog-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden; transition: all 0.3s;
}
.blog-card:hover { border-color: rgba(167,139,250,0.2); transform: translateY(-4px); }
.blog-card-body { padding: 24px; }
.blog-card-date { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; }
.blog-card-title {
  font-family: 'Sora', sans-serif; font-size: 18px; font-weight: 600;
  margin-bottom: 10px; line-height: 1.4;
}
.blog-card-excerpt { font-size: 14px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }
.blog-card-link { font-size: 13px; font-weight: 600; color: var(--primary); }
.blog-card-tag {
  display: inline-block; background: rgba(167,139,250,0.1);
  border: 1px solid rgba(167,139,250,0.15); border-radius: 12px;
  padding: 3px 10px; font-size: 11px; color: var(--primary);
  margin-right: 6px; margin-bottom: 10px;
}

/* Blog page specific */
.blog-page { padding: 120px 0 60px; }
.blog-page-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

/* Blog post page */
.blog-post { padding: 120px 0 60px; max-width: 720px; margin: 0 auto; }
.blog-post-header { margin-bottom: 40px; }
.blog-post-title {
  font-family: 'Sora', sans-serif; font-size: clamp(28px, 4vw, 38px);
  font-weight: 700; line-height: 1.3; margin-bottom: 16px;
}
.blog-post-meta { font-size: 13px; color: var(--text-muted); }
.blog-post-content { font-size: 16px; line-height: 1.8; color: var(--text-secondary); }
.blog-post-content h2 { font-family: 'Sora'; font-size: 22px; color: var(--text); margin: 32px 0 12px; }
.blog-post-content p { margin-bottom: 16px; }
.blog-post-content ul { padding-left: 24px; margin-bottom: 16px; }
.blog-post-content li { margin-bottom: 6px; }
.blog-post-content img { max-width: 100%; border-radius: 12px; margin: 20px 0; }

/* ===== DOWNLOAD CTA ===== */
.download-cta {
  padding: 100px 0; text-align: center; position: relative; overflow: hidden;
}
.download-cta::before {
  content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(167,139,250,0.06) 0%, transparent 70%);
}
.download-cta h2 {
  font-family: 'Sora', sans-serif; font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700; margin-bottom: 16px; position: relative;
}
.download-cta p {
  font-size: 16px; color: var(--text-secondary); margin-bottom: 32px;
  max-width: 460px; margin-left: auto; margin-right: auto; position: relative;
}

/* ===== FOOTER ===== */
.footer {
  padding: 40px 0; border-top: 1px solid var(--border);
}
.footer .container {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-logo { font-family: 'Sora', sans-serif; font-size: 16px; font-weight: 600; color: var(--primary); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 13px; color: var(--text-muted); }
.footer-links a:hover { color: var(--primary); }
.footer-copy { font-size: 12px; color: var(--text-muted); }

/* ===== UTILITIES ===== */
[data-lang="en"] { display: none; }
body.en [data-lang="en"] { display: block; }
body.en [data-lang="tr"] { display: none; }
body.en [data-lang-inline="en"] { display: inline; }
body.en [data-lang-inline="tr"] { display: none; }
[data-lang-inline="en"] { display: none; }
[data-lang-inline="tr"] { display: inline; }

@media (max-width: 768px) {
  .hero { padding: 120px 0 60px; }
  .features, .how-it-works, .blog-section, .download-cta { padding: 60px 0; }
  .hero h1 { font-size: 32px; }
}