/* SERVICE-OS Landing Page */
:root {
  --primary: #1a73e8;
  --primary-dark: #1557b0;
  --accent: #0f9d58;
  --text: #1f2937;
  --text-secondary: #6b7280;
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --border: #e5e7eb;
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --radius: 12px;
  --max-w: 1200px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif; color: var(--text); background: var(--bg); line-height: 1.6; }
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
nav { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; max-width: var(--max-w); margin: 0 auto; }
nav .logo { font-size: 22px; font-weight: 700; background: linear-gradient(135deg, #1a73e8, #764ba2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
nav .nav-links { display: flex; gap: 24px; align-items: center; }
nav .nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500; cursor: pointer; }
nav .nav-links a:hover { color: var(--primary); }
.lang-select { padding: 6px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; background: var(--bg); cursor: pointer; }
.hero { text-align: center; padding: 80px 24px 60px; background: linear-gradient(135deg, #667eea22 0%, #764ba222 100%); }
.hero h1 { font-size: clamp(32px,5vw,56px); font-weight: 800; line-height: 1.15; margin-bottom: 16px; }
.hero h1 span { background: linear-gradient(135deg, #1a73e8, #764ba2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: clamp(16px,2vw,20px); color: var(--text-secondary); max-width: 640px; margin: 0 auto 32px; }
.hero-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; padding: 14px 28px; border-radius: 8px; font-size: 15px; font-weight: 600; text-decoration: none; cursor: pointer; border: none; }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: white; }
.btn-accent { background: var(--accent); color: white; }
.btn-accent:hover { background: #0d8b4e; transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.features { padding: 80px 24px; }
.features h2 { text-align: center; font-size: 32px; margin-bottom: 48px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.feature-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.feature-card .icon { font-size: 32px; margin-bottom: 12px; }
.feature-card h3 { font-size: 18px; margin-bottom: 8px; }
.feature-card p { color: var(--text-secondary); font-size: 14px; }
.stats { background: var(--bg-alt); padding: 60px 24px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 32px; text-align: center; max-width: 800px; margin: 0 auto; }
.stat-item h2 { font-size: 36px; font-weight: 800; color: var(--primary); }
.stat-item p { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }
.pricing { padding: 80px 24px; background: var(--bg-alt); }
.pricing h2 { text-align: center; font-size: 32px; margin-bottom: 8px; }
.pricing .subtitle { text-align: center; color: var(--text-secondary); margin-bottom: 48px; }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 960px; margin: 0 auto; }
.pricing-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; text-align: center; }
.pricing-card.featured { border: 2px solid var(--primary); position: relative; }
.pricing-card.featured::before { content: 'POPULAR'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--primary); color: white; padding: 4px 16px; border-radius: 20px; font-size: 11px; font-weight: 700; letter-spacing: 1px; }
.pricing-card .plan-name { font-size: 18px; font-weight: 600; margin-bottom: 4px; }
.pricing-card .plan-desc { color: var(--text-secondary); font-size: 13px; margin-bottom: 16px; }
.pricing-card .price { font-size: 42px; font-weight: 800; margin-bottom: 4px; }
.pricing-card .price span { font-size: 16px; font-weight: 400; color: var(--text-secondary); }
.pricing-card .trial { color: var(--accent); font-size: 13px; font-weight: 600; margin-bottom: 20px; }
.pricing-card ul { list-style: none; text-align: left; margin-bottom: 24px; }
.pricing-card ul li { padding: 8px 0; font-size: 14px; border-bottom: 1px solid var(--bg-alt); }
.pricing-card ul li::before { content: '✓ '; color: var(--accent); font-weight: 700; }
.pricing-card .btn { width: 100%; }
.cta { text-align: center; padding: 80px 24px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; }
.cta h2 { font-size: 32px; margin-bottom: 12px; }
.cta p { font-size: 18px; opacity: 0.9; margin-bottom: 32px; }
.cta .btn-primary { background: white; color: var(--primary); }
.cta .btn-primary:hover { background: #f0f0f0; }
footer { background: #1f2937; color: #9ca3af; padding: 40px 24px; text-align: center; font-size: 13px; }
footer a { color: #9ca3af; text-decoration: none; }
footer a:hover { color: white; }
[dir="rtl"] .features-grid, [dir="rtl"] .pricing-grid { direction: rtl; }