@import"https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+JP:wght@300;400;500&display=swap";:root{--bg: #FBFBFA;--text-primary: #37352F;--text-secondary: #787774;--text-tertiary: #B4B4B0;--border: #E9E9E7;--hover-bg: #F7F7F5}*{margin:0;padding:0;box-sizing:border-box}html{font-family:IBM Plex Sans JP,-apple-system,BlinkMacSystemFont,sans-serif;color:var(--text-primary);background:var(--bg);-webkit-font-smoothing:antialiased}body{min-height:100vh}a{color:inherit;text-decoration:none}.container{max-width:640px;margin:0 auto;padding:0 24px}.header{padding-top:56px}.header h1{font-size:28px;font-weight:500;letter-spacing:-.02em;line-height:1.3}.tabs{display:flex;gap:0;margin-top:24px;border-bottom:1px solid var(--border)}.tab{display:flex;align-items:center;gap:6px;padding:10px 14px;font-size:14px;font-weight:400;color:var(--text-tertiary);border-bottom:2px solid transparent;margin-bottom:-1px;font-family:inherit;white-space:nowrap;transition:color 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