/* VisionOS Theme — Industrial / No-Code MES */
:root {
  --bg: #07090f;
  --bg-alt: #0c1220;
  --bg-card: #101828;
  --fg: #dce8f5;
  --fg-muted: #8fa3bb;
  --accent: #f59e0b;
  --accent-dim: rgba(245, 158, 11, 0.12);
  --accent-glow: rgba(245, 158, 11, 0.06);
  --border: rgba(220, 232, 245, 0.08);
  --border-accent: rgba(245, 158, 11, 0.3);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--fg); font-family: 'DM Sans', system-ui, sans-serif; font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { font-family: 'IBM Plex Sans', system-ui, sans-serif; font-weight: 600; line-height: 1.2; letter-spacing: -0.02em; }

/* NAV */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 0 32px; height: 60px; display: flex; align-items: center; background: rgba(7, 9, 15, 0.8); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); }
.nav-inner { max-width: 1100px; margin: 0 auto; width: 100%; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { font-family: 'IBM Plex Sans', sans-serif; font-weight: 700; font-size: 18px; letter-spacing: -0.03em; color: var(--fg); }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { color: var(--fg-muted); text-decoration: none; font-size: 14px; transition: color 0.15s; }
.nav-links a:hover { color: var(--fg); }
.nav-links a.active { color: var(--accent); }
.nav-cta { background: var(--accent); color: #07090f; padding: 8px 18px; border-radius: 8px; font-weight: 600; font-size: 14px; text-decoration: none; }

/* HERO */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; padding: 0 32px; }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(ellipse 80% 60% at 20% 50%, rgba(245, 158, 11, 0.07) 0%, transparent 60%), radial-gradient(ellipse 50% 80% at 80% 20%, rgba(59, 130, 246, 0.04) 0%, transparent 50%), linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%); }
.hero-inner { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; width: 100%; padding: 80px 0; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--accent-dim); border: 1px solid var(--border-accent); border-radius: 9999px; padding: 6px 14px; font-size: 12px; color: var(--accent); margin-bottom: 24px; }
.hero-badge::before { content: ''; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero h1 { font-size: clamp(48px, 6vw, 80px); color: #fff; margin-bottom: 16px; }
.hero h1 span { color: var(--accent); }
.hero p { font-size: 20px; color: var(--fg-muted); max-width: 560px; margin-bottom: 40px; line-height: 1.6; }
.hero-actions { display: flex; gap: 16px; align-items: center; }
.btn-primary { background: var(--accent); color: #07090f; padding: 14px 28px; border-radius: 10px; font-weight: 700; font-size: 15px; text-decoration: none; transition: opacity 0.15s, transform 0.15s; }
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-secondary { background: var(--bg-card); border: 1px solid var(--border); color: var(--fg); padding: 14px 28px; border-radius: 10px; font-size: 15px; text-decoration: none; transition: border-color 0.15s; }
.btn-secondary:hover { border-color: rgba(220, 232, 245, 0.2); }

/* STATS */
.stats { display: flex; gap: 48px; margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--border); }
.stat-item {}
.stat-value { font-size: 36px; font-weight: 700; font-family: 'IBM Plex Sans', sans-serif; color: #fff; }
.stat-label { font-size: 13px; color: var(--fg-muted); margin-top: 4px; }

/* FEATURES */
.features { padding: 100px 32px; max-width: 1100px; margin: 0 auto; }
.features h2 { font-size: 40px; text-align: center; margin-bottom: 16px; }
.features > p { text-align: center; color: var(--fg-muted); max-width: 560px; margin: 0 auto 56px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.feature-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 28px; transition: border-color 0.2s; }
.feature-card:hover { border-color: var(--border-accent); }
.feature-icon { width: 44px; height: 44px; background: var(--accent-dim); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; margin-bottom: 8px; }
.feature-card p { color: var(--fg-muted); font-size: 14px; line-height: 1.6; }

/* CTA */
.cta-section { padding: 100px 32px; text-align: center; background: radial-gradient(ellipse 60% 80% at 50% 100%, rgba(245, 158, 11, 0.05) 0%, transparent 60%); }
.cta-section h2 { font-size: 40px; margin-bottom: 16px; }
.cta-section p { color: var(--fg-muted); max-width: 480px; margin: 0 auto 32px; }

/* FOOTER */
.footer { padding: 32px; border-top: 1px solid var(--border); text-align: center; color: var(--fg-muted); font-size: 13px; }