@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap";:root{--primary-color:#4f46e5;--primary-light:#818cf8;--primary-bg:#e0e7ff;--secondary-color:#ec4899;--bg-color:#f1f5f9;--surface-color:#fff;--text-main:#1e293b;--text-muted:#64748b;--border-color:#e2e8f0;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--shadow-float:0 10px 15px -3px #0000001a, 0 4px 6px -2px #0000000d}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:Noto Sans JP,sans-serif;line-height:1.5}#root{background-color:var(--bg-color);flex-direction:column;max-width:480px;min-height:100vh;margin:0 auto;display:flex;position:relative;overflow-x:hidden;box-shadow:0 0 30px #0000000d}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-slide-up{animation:.5s cubic-bezier(.16,1,.3,1) forwards slideUp}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.animate-fade-in{animation:.4s forwards fadeIn}button{cursor:pointer;background:0 0;border:none;font-family:inherit;transition:all .2s}button:active{transform:scale(.96)}.app-header{background-color:var(--surface-color);border-bottom:1px solid var(--border-color);z-index:10;justify-content:space-between;align-items:center;padding:16px 20px;display:flex;position:sticky;top:0}.app-header h1{color:var(--primary-color);font-size:1.125rem;font-weight:700}.bottom-nav{background-color:var(--surface-color);border-top:1px solid var(--border-color);width:100%;max-width:480px;padding:12px 0;padding-bottom:calc(12px + env(safe-area-inset-bottom));z-index:50;justify-content:space-around;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.bottom-nav-item{color:var(--text-muted);flex-direction:column;flex:1;align-items:center;gap:4px;font-size:.7rem;font-weight:500;text-decoration:none;display:flex}.bottom-nav-item.active{color:var(--primary-color)}.bottom-nav-item svg{transition:transform .2s}.bottom-nav-item.active svg{transform:translateY(-2px)}.main-content{flex:1;padding:20px 20px 90px}