:root{--bg:#f3f4f6;--panel:#fff;--text:#1f2937;--muted:#6b7280;--line:#e5e7eb;--placeholder:#9ca3af;--memo-save:#94a3b8;--memo-save-hover:#7c8d9e;--brand:#3b82f6;--brand-hover:#2563eb;--danger:#ef4444;--success:#10b981}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;overflow-x:hidden}.mobile-body{min-height:100vh;display:flex;flex-direction:column}.mobile-container{flex:1 1;display:flex;flex-direction:column}.app-header{height:50px;display:flex;align-items:center;justify-content:center;padding:0 1rem;background:#fff;border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;z-index:100}.app-header h1{font-size:1.1rem;font-weight:600;margin:0}.auth-wrapper{padding:2.5rem 1.5rem;flex:1 1;display:flex;flex-direction:column}.auth-title{font-size:1.75rem;font-weight:700;margin-bottom:.5rem}.auth-subtitle{color:var(--muted);font-size:1rem;margin-bottom:2.5rem}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:.5rem;color:var(--text)}.input-field{width:100%;height:3rem;padding:0 1rem;border:1px solid var(--line);border-radius:.75rem;background:#fff;font-size:1rem;transition:all .2s;outline:none}.input-field:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(59,130,246,.12)}.btn-primary{width:100%;height:3.25rem;background:var(--brand);color:#fff;border:none;border-radius:.75rem;font-size:1.1rem;font-weight:600;margin-top:1rem;cursor:pointer;transition:background .2s}.btn-primary:active{background:var(--brand-hover);transform:scale(.98)}.btn-primary.disabled,.btn-primary:disabled{opacity:.6;cursor:not-allowed}.auth-footer{margin-top:auto;padding-top:2rem;text-align:center;font-size:.9rem;color:var(--muted)}.auth-link{color:var(--brand);text-decoration:none;font-weight:600}.error-msg{background:#fef2f2;color:var(--danger);padding:.75rem 1rem;border-radius:.75rem;font-size:.9rem;margin-bottom:1.5rem;border:1px solid #fee2e2}.mobile-card{background:#fff;margin:1rem;padding:1.5rem;border-radius:1rem;box-shadow:0 4px 6px -1px rgba(0,0,0,.05)}.user-name{font-size:1.25rem;font-weight:700;margin-bottom:1rem}.btn-logout{background:#f1f5f9;color:var(--danger);border:none;border-radius:.75rem;padding:.75rem 1rem;font-weight:600;width:100%;margin-top:1rem}.memo-page{width:100%;max-width:680px;margin:0 auto;padding:12px 14px 24px;min-height:100vh;box-sizing:border-box}.memo-input-area{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:14px 16px;margin-bottom:14px;box-shadow:none}.memo-textarea{width:100%;border:none;outline:none;resize:none;font-size:15px;line-height:1.55;color:var(--text);background:transparent;font-family:inherit;min-height:48px;max-height:150px;padding:0 2px;margin-bottom:8px}.memo-textarea::placeholder{color:var(--placeholder);opacity:1}.memo-input-bar{gap:10px;padding-top:10px;margin-top:2px;border-top:1px solid var(--line)}.memo-add-btn,.memo-input-bar{display:flex;align-items:center}.memo-add-btn{width:34px;height:34px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--muted);font-size:20px;font-weight:500;cursor:pointer;justify-content:center;flex-shrink:0;transition:border-color .15s,color .15s,background .15s;line-height:1;padding:0}.memo-add-btn:hover:not(:disabled){border-color:#d1d5db;color:#4b5563;background:#f9fafb}.memo-add-btn:active:not(:disabled){transform:scale(.93)}.memo-add-btn:disabled{opacity:.45;cursor:not-allowed}.pending-count{font-size:11px;font-weight:600;padding:1px 7px;border-radius:10px;min-width:18px;text-align:center}.memo-save-btn,.pending-count{background:var(--memo-save);color:#fff}.memo-save-btn{margin-left:auto;border:none;border-radius:8px;padding:7px 20px;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,transform .15s}.memo-save-btn:hover:not(.disabled):not(:disabled){background:var(--memo-save-hover)}.memo-save-btn:active:not(.disabled):not(:disabled){transform:scale(.97)}.memo-save-btn.disabled,.memo-save-btn:disabled{opacity:.45;cursor:not-allowed}.pending-files{margin-top:10px;padding-top:10px;border-top:1px dashed var(--line)}.pending-file-item{display:flex;align-items:center;gap:8px;padding:6px 8px;background:#f9fafb;border-radius:8px;font-size:13px;color:var(--text)}.pending-file-item+.pending-file-item{margin-top:6px}.pending-file-name{flex:1 1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}.pending-file-remove{background:none;border:none;color:var(--muted);cursor:pointer;font-size:14px;padding:2px 4px;line-height:1;flex-shrink:0;border-radius:4px;transition:all .15s}.pending-file-remove:hover{color:var(--danger);background:rgba(239,68,68,.08)}.memo-list{display:flex;flex-direction:column;gap:12px}.memo-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:14px 16px;position:relative;transition:box-shadow .2s}.memo-card:hover{box-shadow:0 1px 3px rgba(0,0,0,.06)}.memo-card--pinned{border-left:3px solid var(--memo-save)}.memo-card-header{justify-content:space-between;gap:10px;margin-bottom:8px;min-height:22px}.memo-card-header,.memo-time{display:flex;align-items:center}.memo-time{flex-wrap:wrap;gap:6px;font-size:13px;color:var(--muted);margin:0;line-height:1.3;flex:1 1;min-width:0}.memo-pinned-badge{flex-shrink:0;font-size:11px;font-weight:600;color:var(--memo-save);background:rgba(148,163,184,.18);padding:1px 6px;border-radius:4px}.memo-content{font-size:15px;line-height:1.65;color:var(--text);word-break:break-word;white-space:pre-wrap}.memo-content:empty{display:none}.memo-edit{margin-top:2px}.memo-edit-textarea{width:100%;border:1px solid var(--line);border-radius:8px;outline:none;resize:vertical;font-size:15px;line-height:1.65;color:var(--text);background:#fff;font-family:inherit;padding:10px 12px;min-height:72px;max-height:240px;box-sizing:border-box}.memo-edit-textarea:focus{border-color:#cbd5e1;box-shadow:0 0 0 2px rgba(148,163,184,.2)}.memo-edit-bar{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-top:10px}.memo-edit-cancel{background:none;border:none;color:var(--muted);font-size:14px;font-weight:500;cursor:pointer;padding:6px 10px;border-radius:6px;transition:background .15s,color .15s}.memo-edit-cancel:hover:not(:disabled){background:#f3f4f6;color:var(--text)}.memo-edit-save{background:var(--memo-save);color:#fff;border:none;border-radius:8px;padding:7px 18px;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s}.memo-edit-save:hover:not(:disabled){background:var(--memo-save-hover)}.memo-edit-save:disabled{opacity:.5;cursor:not-allowed}.attachment-list{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px}.attachment-item{display:flex;align-items:center;gap:6px;padding:5px 10px;background:#f9fafb;border-radius:8px;font-size:13px;max-width:240px;cursor:pointer;transition:background .15s}.attachment-item:hover{background:#f3f4f6}.attachment-item--thumb{position:relative;flex-direction:column;align-items:stretch;padding:0;max-width:168px;cursor:default;overflow:hidden}.attachment-item--thumb:hover{background:#f9fafb}.attachment-thumb-link{display:block;line-height:0;background:#e5e7eb;border-radius:8px 8px 0 0;outline:none}.attachment-thumb-link:focus-visible{box-shadow:inset 0 0 0 2px rgba(148,163,184,.6)}button.attachment-thumb-trigger{-webkit-appearance:none;-moz-appearance:none;appearance:none;font:inherit;width:100%;margin:0;padding:0;border:none;cursor:zoom-in;text-align:left}.attachment-thumb-img{width:100%;height:112px;object-fit:cover;display:block;vertical-align:middle}.attachment-thumb-caption{display:flex;flex-direction:column;gap:2px;padding:6px 8px 8px;min-width:0}.attachment-thumb-name{font-size:12px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attachment-thumb-size{font-size:11px;color:var(--muted)}.attachment-delete--on-thumb{position:absolute;top:6px;right:6px;opacity:1;background:hsla(0,0%,100%,.94);box-shadow:0 1px 3px rgba(0,0,0,.08);padding:4px 5px;z-index:2}.attachment-lightbox{position:fixed;inset:0;z-index:3000;display:flex;align-items:center;justify-content:center;padding:max(20px,env(safe-area-inset-top,0px)) max(20px,env(safe-area-inset-right,0px)) max(24px,env(safe-area-inset-bottom,0px)) max(20px,env(safe-area-inset-left,0px));background:rgba(15,23,42,.82);cursor:zoom-out;box-sizing:border-box}.attachment-lightbox-inner{position:relative;max-width:min(96vw,1400px);max-height:90vh;display:flex;flex-direction:column;align-items:center;gap:10px;cursor:default}.attachment-lightbox-img{max-width:100%;max-height:min(78vh,calc(90vh - 80px));width:auto;height:auto;object-fit:contain;border-radius:8px;box-shadow:0 16px 48px rgba(0,0,0,.45)}.attachment-lightbox-caption{font-size:13px;color:hsla(0,0%,100%,.92);text-align:center;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 12px}.attachment-lightbox-close{position:fixed;top:max(14px,env(safe-area-inset-top,14px));right:max(14px,env(safe-area-inset-right,14px));z-index:3001;width:40px;height:40px;border:none;border-radius:50%;background:hsla(0,0%,100%,.18);color:#fff;font-size:16px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.attachment-lightbox-close:hover{background:hsla(0,0%,100%,.32)}.attachment-icon{font-size:16px;flex-shrink:0}.attachment-info{display:flex;flex-direction:column;min-width:0;flex:1 1}.attachment-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text);font-size:12.5px}.attachment-size{font-size:11px;color:var(--muted)}.attachment-delete{background:none;border:none;color:var(--muted);cursor:pointer;font-size:12px;padding:2px;line-height:1;flex-shrink:0;border-radius:50%;transition:background .15s,color .15s;opacity:1}.attachment-delete:hover{color:var(--danger);background:rgba(239,68,68,.08)}.memo-actions{position:relative;flex-shrink:0;align-self:flex-start}.memo-menu-btn{background:none;border:none;color:var(--muted);font-size:18px;line-height:1;cursor:pointer;padding:2px 4px;margin:-2px -4px 0 0;border-radius:6px;transition:background .15s,color .15s}.memo-menu-btn:hover{background:#f3f4f6;color:var(--text)}.memo-dropdown{position:absolute;top:100%;right:0;margin-top:4px;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 4px 16px rgba(0,0,0,.08);z-index:50;overflow:hidden;min-width:112px}.memo-dropdown button{display:block;width:100%;padding:10px 18px;border:none;background:none;text-align:left;font-size:14px;color:var(--text);cursor:pointer;transition:background .15s;white-space:nowrap}.memo-dropdown button:hover{background:#f3f4f6}.memo-dropdown button.memo-dropdown-danger{color:var(--danger)}.memo-dropdown button.memo-dropdown-danger:hover{background:#fef2f2}.memo-empty{padding:60px 20px;font-size:15px}.memo-empty,.memo-loading-more{text-align:center;color:var(--muted);opacity:.7}.memo-loading-more{padding:16px;font-size:14px}.memo-all-loaded{text-align:center;color:var(--muted);padding:16px;font-size:13px;opacity:.5}@media (min-width:768px){.memo-page{padding:20px 24px 40px;max-width:920px}.memo-input-area{border-radius:8px;padding:18px 20px;margin-bottom:16px}.memo-textarea{font-size:16px;min-height:72px;max-height:280px;line-height:1.6}.memo-add-btn{width:40px;height:40px;font-size:22px}.memo-save-btn{padding:8px 28px;font-size:15px;border-radius:8px}.pending-file-item{font-size:14px;padding:8px 12px}.memo-card{border-radius:8px;padding:16px 18px}.memo-card:hover{box-shadow:0 2px 8px rgba(0,0,0,.06)}.memo-time{font-size:14px}.memo-content{font-size:16px;line-height:1.65}.attachment-item{max-width:min(300px,100%);padding:7px 12px}.attachment-item--thumb{max-width:192px;padding:0}.attachment-thumb-img{height:128px}.memo-empty{padding:80px 20px;font-size:16px}}@media (max-width:380px){.memo-page{padding-left:12px;padding-right:12px}}