:root{--bg:#fff;--bg2:#fafafe;--bg3:#f8f7ff;--text:#1a1a2e;--text2:#555;--text3:#888;--accent:#6366f1;--accent2:#818cf8;--glow:#6366f126;--cyan:#06b6d4;--green:#10b981;--orange:#f59e0b;--red:#ef4444;--border:#e5e7eb;--grad:linear-gradient(135deg,#6366f1,#818cf8);--r:12px;--rl:20px}*{box-sizing:border-box;margin:0;padding:0}body{color:#1a1a2e;-webkit-font-smoothing:antialiased;background:#fff;font-family:Noto Sans JP,-apple-system,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}.nav{z-index:100;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#ffffffe0;border-bottom:1px solid #eee;position:fixed;top:0;left:0;right:0}.nav-inner{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:16px 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