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#007aff66;transform:translateY(-1px)}.btn-primary:active{transform:translateY(0) scale(.97)}.btn-danger{background:#ff3b30;color:#fff;box-shadow:0 2px 8px #ff3b304d}.btn-danger:hover{background:#e0332b;box-shadow:0 4px 12px #ff3b3066;transform:translateY(-1px)}.btn-secondary{background:#e5e5ea;color:#1d1d1f}.btn-secondary:hover{background:#d1d1d6}.memo-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.memo-card{background:#fff;border-radius:14px;padding:20px;box-shadow:0 1px 3px #0000000f,0 1px 2px #0000000a;cursor:pointer;transition:all .25s ease;border:1px solid rgba(0,0,0,.04);display:flex;flex-direction:column}.memo-card:hover{box-shadow:0 8px 24px #00000014,0 2px 8px #0000000a;transform:translateY(-2px)}.memo-card h3{margin-bottom:8px;font-size:1rem;font-weight:600;color:#1d1d1f;letter-spacing:-.01em;line-height:1.4}.memo-card p{color:#86868b;font-size:.875rem;line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}.memo-card .meta{margin-top:14px;padding-top:12px;border-top:1px solid rgba(0,0,0,.05);font-size:.75rem;color:#aeaeb2;display:flex;align-items:center;gap:4px}.editor{background:#fff;border-radius:14px;padding:28px;box-shadow:0 1px 3px #0000000f,0 1px 2px #0000000a;border:1px solid rgba(0,0,0,.04);animation:fadeIn .25s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.editor input{width:100%;padding:14px 16px;font-size:1.125rem;font-weight:600;border:1.5px solid #e5e5ea;border-radius:10px;margin-bottom:16px;background:#fafafa;color:#1d1d1f;transition:all .2s ease}.editor input:focus{outline:none;border-color:#007aff;background:#fff;box-shadow:0 0 0 3px #007aff26}.editor textarea{width:100%;min-height:320px;padding:14px 16px;font-size:.95rem;border:1.5px solid #e5e5ea;border-radius:10px;resize:vertical;font-family:inherit;line-height:1.7;background:#fafafa;color:#1d1d1f;transition:all .2s ease}.editor textarea:focus{outline:none;border-color:#007aff;background:#fff;box-shadow:0 0 0 3px #007aff26}.editor-actions{display:flex;gap:10px;margin-top:20px}.header-link{cursor:pointer;text-decoration:none;color:#007aff;transition:opacity .2s ease}.header-link:hover{opacity:.7}.header-separator{margin:0 6px;color:#c7c7cc;font-weight:300}.header-mode{color:#1d1d1f}.error-message{background:#fff2f0;color:#ff3b30;padding:12px 16px;border-radius:10px;font-size:.875rem;font-weight:500;margin-bottom:16px;border:1px solid rgba(255,59,48,.15)}.empty-state{text-align:center;padding:80px 20px;color:#86868b;animation:fadeIn .4s ease}.empty-state-icon{font-size:3.5rem;margin-bottom:16px;opacity:.6}.empty-state p{font-size:1.05rem;margin-bottom:20px;font-weight:500}.boot-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;animation:fadeIn .4s ease}.boot-spinner{width:48px;height:48px;border:3px solid #e5e5ea;border-top-color:#007aff;border-radius:50%;animation:spin .8s linear infinite;margin-bottom:24px}@keyframes spin{to{transform:rotate(360deg)}}.boot-screen h2{font-size:1.2rem;font-weight:600;color:#1d1d1f;margin-bottom:8px}.boot-sub{font-size:.875rem;color:#86868b;margin-bottom:24px}.boot-elapsed{font-size:2rem;font-weight:700;color:#007aff;font-variant-numeric:tabular-nums}.boot-hint{margin-top:16px;font-size:.8rem;color:#aeaeb2;animation:fadeIn .4s ease}.auth-container{display:flex;justify-content:center;align-items:center;min-height:70vh;animation:fadeIn .4s ease}.auth-card{background:#fff;border-radius:14px;padding:40px 36px;box-shadow:0 1px 3px #0000000f,0 1px 2px #0000000a;border:1px solid rgba(0,0,0,.04);width:100%;max-width:400px}.auth-header{display:flex;align-items:center;justify-content:center;gap:6px;margin-bottom:24px}.auth-header h1{font-size:1.5rem;font-weight:700;color:#1d1d1f;letter-spacing:-.02em}.auth-title{font-size:1.1rem;font-weight:600;color:#1d1d1f;text-align:center;margin-bottom:20px}.auth-card form{display:flex;flex-direction:column;gap:14px}.auth-card input{width:100%;padding:14px 16px;font-size:.95rem;border:1.5px solid #e5e5ea;border-radius:10px;background:#fafafa;color:#1d1d1f;transition:all .2s ease}.auth-card input:focus{outline:none;border-color:#007aff;background:#fff;box-shadow:0 0 0 3px #007aff26}.auth-submit{width:100%;justify-content:center;padding:14px 20px;font-size:.95rem;margin-top:4px}.auth-submit:disabled{opacity:.6;cursor:not-allowed}.auth-switch{text-align:center;margin-top:20px;font-size:.85rem;color:#86868b}.auth-switch-link{color:#007aff;cursor:pointer;font-weight:600}.auth-switch-link:hover{text-decoration:underline}.header-right{display:flex;align-items:center;gap:12px}.user-info{display:flex;align-items:center;gap:10px}.user-email{font-size:.8rem;color:#86868b;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.btn-sm{padding:6px 14px;font-size:.8rem}@media (max-width: 640px){.app{padding:20px 16px}header h1{font-size:1.25rem}.memo-list{grid-template-columns:1fr}.editor{padding:20px}.editor-actions{flex-wrap:wrap}.editor-actions .btn{flex:1;justify-content:center}.header-right{flex-direction:column;align-items:flex-end;gap:8px}.auth-card{padding:28px 20px}.user-email{max-width:120px}}