:root{--c-bg: #f4f5f7;--c-surface: #ffffff;--c-border: #d9dce1;--c-border-light: #e8eaed;--c-text: #1d1d1f;--c-text-secondary: #6e6e73;--c-text-tertiary: #86868b;--c-accent: #007aff;--c-accent-hover: #0066d6;--c-danger: #ff3b30;--c-danger-hover: #d62d20;--c-success: #34c759;--c-overlay: rgba(0, 0, 0, .035);--fs-xs: 11px;--fs-sm: 12px;--fs-base: 13px;--fs-lg: 15px;--fs-xl: 20px;--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;--space-xl: 24px;--space-2xl: 32px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 10px;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:var(--fs-base);color:var(--c-text);background:var(--c-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100dvh}:root[data-smartshare-mode=desktop]{overflow:hidden;background:transparent}:root[data-smartshare-mode=desktop] body{overflow:hidden;background:transparent}:root[data-smartshare-view=button],:root[data-smartshare-view=button] body,:root[data-smartshare-view=button] #root{width:86px;height:86px;overflow:hidden}:root[data-smartshare-view=popover],:root[data-smartshare-view=popover] body,:root[data-smartshare-view=popover] #root{width:340px;height:390px}:root[data-smartshare-mode=desktop] #root{overflow:hidden}button,input{font:inherit}button{cursor:pointer;-webkit-user-select:none;user-select:none}.app-shell{display:flex;justify-content:center;padding:var(--space-xl);min-height:100dvh;align-items:flex-start}.app-shell-web{background:var(--c-bg)}.app-shell-desktop{min-height:0;padding:0;overflow:hidden;background:transparent}.app-shell-desktop-button{width:86px;height:86px}.app-shell-desktop-popover{width:340px;height:390px}.app-shell-desktop .desktop-wallpaper{display:none}.smartshare-card{width:100%;max-width:720px;border-radius:var(--radius-lg);background:var(--c-surface);box-shadow:0 1px 3px #00000014;border:1px solid var(--c-border-light);overflow:hidden}.smartshare-header{display:block;padding:var(--space-md) var(--space-xl);border-bottom:1px solid var(--c-border-light)}.smartshare-header-main{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);margin-bottom:var(--space-md)}.smartshare-header-left{display:flex;align-items:center;gap:var(--space-sm)}.smartshare-header-left svg{color:var(--c-accent)}.smartshare-header-left h1{font-size:var(--fs-lg);font-weight:600;color:var(--c-text)}.smartshare-header-right{display:flex;align-items:center;gap:var(--space-lg);font-size:var(--fs-xs);color:var(--c-text-tertiary)}.smartshare-header-stat{display:flex;align-items:center;gap:4px}.smartshare-header-stat svg{width:12px;height:12px}.smartshare-storage-stat{color:var(--c-text-secondary)}.smartshare-upload{margin:var(--space-xl);border:2px dashed var(--c-border);border-radius:var(--radius-md);padding:var(--space-xl) var(--space-lg);text-align:center;cursor:pointer;transition:border-color .15s ease,background .15s ease;background:transparent}.smartshare-upload:hover{border-color:var(--c-accent);background:#007aff08}.smartshare-upload.is-dragging{border-color:var(--c-accent);background:#007aff0f}.smartshare-upload-icon{display:inline-flex;align-items:center;gap:var(--space-sm);color:var(--c-text-secondary);font-size:var(--fs-sm);line-height:1}.smartshare-upload-icon svg{width:16px;height:16px;color:var(--c-text-tertiary)}.smartshare-upload-hint{margin-top:var(--space-xs);font-size:var(--fs-xs);color:var(--c-text-tertiary)}.smartshare-upload input[type=file]{display:none}.smartshare-uploading{margin:0 var(--space-xl) var(--space-lg);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);background:#007aff0d;font-size:var(--fs-sm);color:var(--c-text-secondary);display:grid;gap:var(--space-sm)}.smartshare-uploading-status{display:flex;align-items:center;gap:var(--space-sm)}.smartshare-uploading-status svg{animation:spin 1s linear infinite;width:14px;height:14px;color:var(--c-accent);flex:0 0 auto}.smartshare-uploading-percent{margin-left:auto;color:var(--c-text);font-variant-numeric:tabular-nums;font-weight:600}.smartshare-progress{width:100%;height:6px;overflow:hidden;border-radius:999px;background:#007aff24}.smartshare-progress-fill{height:100%;min-width:0;border-radius:inherit;background:var(--c-accent);transition:width .16s ease}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{display:block;width:100%;height:12px;margin-bottom:12px;border-radius:6px;background:linear-gradient(90deg,#eee 25%,#f6f6f6,#eee 75%);background-size:200% 100%;animation:smartshare-skeleton 1.4s infinite linear}.skeleton.title{width:70%;height:22px;margin-bottom:22px}.skeleton.short{width:55%}@keyframes smartshare-skeleton{0%{background-position:200% 0}to{background-position:-200% 0}}.smartshare-list-header{display:flex;justify-content:space-between;align-items:center;padding:0 var(--space-xl) var(--space-sm);font-size:var(--fs-xs);color:var(--c-text-tertiary);text-transform:uppercase;letter-spacing:.04em;font-weight:600}.smartshare-list-header span:last-child{font-weight:400}.smartshare-mobile-section-title{display:none}.smartshare-search{display:flex;align-items:center;gap:var(--space-sm);margin:0;padding:0 var(--space-md);min-height:36px;border:1px solid var(--c-border-light);border-radius:var(--radius-sm);background:var(--c-surface)}.smartshare-search svg{width:14px;height:14px;color:var(--c-text-tertiary);flex:0 0 auto}.smartshare-search input{width:100%;min-width:0;border:0;outline:0;color:var(--c-text);background:transparent}.smartshare-search input::placeholder{color:var(--c-text-tertiary)}.smartshare-table-wrap{margin:0 var(--space-md);overflow-x:auto}.smartshare-table{width:100%;border-collapse:collapse;table-layout:fixed}.smartshare-table th,.smartshare-table td{padding:var(--space-sm) var(--space-md);text-align:left;vertical-align:middle;border-bottom:1px solid var(--c-border-light)}.smartshare-table th{font-size:var(--fs-xs);font-weight:600;color:var(--c-text-tertiary)}.smartshare-table th:nth-child(1),.smartshare-table td:nth-child(1){width:52px}.smartshare-table th:nth-child(3),.smartshare-table td:nth-child(3){width:88px}.smartshare-table th:nth-child(4),.smartshare-table td:nth-child(4){width:132px}.smartshare-table th:nth-child(5),.smartshare-table td:nth-child(5){width:92px;text-align:right}.smartshare-table tbody tr{transition:background .1s ease}.smartshare-table tbody tr:hover{background:var(--c-overlay)}.smartshare-file-badge{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:4px;font-size:9px;font-weight:700;color:#fff;flex-shrink:0}.smartshare-file-badge-doc,.smartshare-file-badge-docx{background:#185abd}.smartshare-file-badge-xlsx{background:#107c41}.smartshare-file-badge-pptx{background:#c43e1c}.smartshare-file-badge-pdf{background:#e2574c}.smartshare-file-badge-image{background:#09f}.smartshare-file-badge-zip{background:#8e8e93}.smartshare-file-badge-other{background:#6e6e73}.smartshare-file-name{display:block;font-size:var(--fs-base);font-weight:500;color:var(--c-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.smartshare-file-meta{font-size:var(--fs-xs);color:var(--c-text-tertiary);white-space:nowrap}.smartshare-mobile-meta{display:none}.smartshare-file-actions{display:flex;gap:2px;min-width:60px;justify-content:flex-end}.smartshare-action-btn{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--c-text-tertiary);cursor:pointer;transition:color .12s ease,background .12s ease}.smartshare-action-btn svg{width:14px;height:14px}.smartshare-action-btn:hover{color:var(--c-accent);background:#007aff14}.smartshare-action-btn.danger:hover{color:var(--c-danger);background:#ff3b3014}.smartshare-mobile-list,.smartshare-fab,.smartshare-editor-backdrop{display:none}.smartshare-empty{text-align:center;padding:var(--space-2xl) var(--space-xl);color:var(--c-text-tertiary);font-size:var(--fs-sm)}.smartshare-footer{display:flex;justify-content:center;gap:var(--space-xl);padding:var(--space-sm) var(--space-xl);border-top:1px solid var(--c-border-light);font-size:var(--fs-xs);color:var(--c-text-tertiary);flex-wrap:wrap}.smartshare-footer span{display:flex;align-items:center;gap:4px}.smartshare-footer svg{width:11px;height:11px}.app-shell-desktop .desktop-floating-stack{position:absolute;top:10px;right:10px;display:grid;justify-items:end;gap:14px}.floating-drop-zone{display:grid;width:54px;height:54px;place-items:center;border:1px solid rgba(255,255,255,.4);border-radius:14px;color:#fff;background:#fff3;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);cursor:pointer;transition:background .16s ease,transform .16s ease}.floating-drop-zone:hover{background:#ffffff4d;transform:scale(1.06)}.floating-drop-zone.is-dragging{background:#007aff;animation:blue-pulse 1.2s ease-in-out infinite}@keyframes blue-pulse{0%,to{box-shadow:0 0 #007aff61}50%{box-shadow:0 0 0 12px #007aff00}}.app-shell-desktop .mac-file-popover,.app-shell-desktop .settings-panel{width:320px}@media(max-width:600px){body{background:#f0f2f5}.app-shell{min-height:100dvh;padding:0;background:#f8f9fa}.smartshare-card{display:flex;flex-direction:column;min-height:100dvh;border:0;border-radius:0;box-shadow:none;background:#f8f9fa;overflow:hidden;position:relative}.smartshare-header{display:block;padding:12px 20px 16px;background:#f8f9fa;border-bottom:1px solid #eaeaea}.smartshare-header-main{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.smartshare-header-left{display:flex;justify-content:space-between;margin-bottom:0}.smartshare-header-left svg{display:none}.smartshare-header-left h1{font-size:22px;font-weight:700;color:#1a1a1a;letter-spacing:0}.smartshare-header-right{position:static;justify-content:flex-end}.smartshare-network-stat,.smartshare-upload,.smartshare-footer{display:none}.smartshare-uploading,.smartshare-error{margin:var(--space-md) 20px}.smartshare-list-header,.smartshare-search{margin-left:0;margin-right:0}.smartshare-list-header{order:2;padding:12px 20px 8px;color:#8e8e93;text-transform:none;letter-spacing:0}.smartshare-list-title,.smartshare-list-count{display:none}.smartshare-mobile-section-title{display:inline;font-size:13px;font-weight:600}.smartshare-search{width:100%;min-height:38px;margin-bottom:0;padding:0 16px 0 14px;border:0;border-radius:12px;background:#ededf0}.smartshare-search input{height:38px;font-size:14px}.smartshare-table-wrap{display:none}.smartshare-file-badge{width:44px;height:44px;border-radius:10px;font-size:11px}.smartshare-file-name{margin-bottom:3px;font-size:15px;font-weight:500;color:#1c1c1e}.smartshare-mobile-meta{display:flex;align-items:center;gap:6px;color:#8e8e93;font-size:12px;white-space:nowrap}.smartshare-meta-dot{width:3px;height:3px;border-radius:50%;background:#c7c7cc}.smartshare-fab{position:fixed;right:20px;bottom:30px;z-index:90;display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border:0;border-radius:28px;color:#fff;background:#007aff;box-shadow:0 4px 16px #007aff59;transition:transform .2s,background-color .2s}.smartshare-fab:active{transform:scale(.92);background:#0063cc}.smartshare-fab svg{width:24px;height:24px}.smartshare-mobile-list{display:block;flex:1;order:3;margin:0;padding-bottom:88px;overflow-x:hidden;overflow-y:auto;background:#fff}.smartshare-swipe-wrapper{height:69px;overflow:hidden;opacity:1;transition:height .3s cubic-bezier(.4,0,.2,1),opacity .3s}.smartshare-swipe-wrapper.is-collapsing{height:0;opacity:0}.smartshare-swipe-item{position:relative;height:69px;overflow:hidden;background:#fff;border-bottom:1px solid #f2f2f7}.smartshare-swipe-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;display:flex;align-items:center;color:#fff}.smartshare-swipe-delete{justify-content:flex-end;padding-right:24px;background:#ea4335}.smartshare-swipe-icon{display:flex;align-items:center;justify-content:center;opacity:0;transform:scale(0);transition:transform .35s cubic-bezier(.34,1.56,.64,1),opacity .2s ease-out}.smartshare-swipe-icon.active{opacity:1;transform:scale(1)}.smartshare-swipe-icon svg{width:26px;height:26px}.smartshare-swipe-content{position:relative;z-index:2;display:flex;align-items:center;gap:14px;min-height:69px;padding:12px 20px;background:#fff;cursor:pointer;touch-action:pan-y;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;transition:transform .3s cubic-bezier(.4,0,.2,1)}.smartshare-swipe-content.is-dragging{transition:none}.smartshare-swipe-content:active{background:#f2f2f7}.smartshare-mobile-file-details{min-width:0;flex:1 1 auto;pointer-events:none}.smartshare-mobile-download{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;flex:0 0 auto;border:0;border-radius:50%;color:#007aff;background:transparent}.smartshare-mobile-download:active{background:#e5e5ea}.smartshare-mobile-download svg{width:20px;height:20px}.smartshare-undo-bar{position:fixed;right:20px;bottom:92px;left:20px;z-index:220;display:flex;align-items:center;justify-content:space-between;min-height:56px;padding:0 18px;border-radius:6px;color:#1c1c1e;background:#fff;box-shadow:0 8px 24px #0000002e}.smartshare-undo-bar button{border:0;color:#2f5f96;background:transparent;font-size:15px;font-weight:700}.smartshare-editor-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:block;visibility:hidden;opacity:0;background:#0006;transition:opacity .3s ease,visibility .3s}.smartshare-editor-backdrop.open{visibility:visible;opacity:1}.smartshare-editor-surface{position:absolute;top:40px;right:0;bottom:0;left:0;z-index:201;display:flex;flex-direction:column;overflow:hidden;border-radius:16px 16px 0 0;background:#f8f9fa;box-shadow:0 -10px 40px #0003;transform:translateY(100%);transition:transform .4s cubic-bezier(.32,.72,0,1)}.smartshare-editor-backdrop.open .smartshare-editor-surface{transform:translateY(0)}.smartshare-editor-header{display:grid;grid-template-columns:64px minmax(0,1fr) 64px;align-items:center;height:52px;padding:0 12px;border-bottom:1px solid #e5e5ea;background:#ffffffeb;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.smartshare-editor-close{border:0;background:transparent;color:#007aff;font-size:15px;font-weight:600;text-align:left}.smartshare-editor-title{min-width:0;overflow:hidden;color:#111;font-size:16px;font-weight:700;text-align:center;text-overflow:ellipsis;white-space:nowrap}.smartshare-editor-body{flex:1;min-height:0;overflow:hidden;background:#eef0f4}.smartshare-editor-toolbar{display:flex;align-items:center;gap:10px;height:44px;padding:0 14px;border-bottom:1px solid #d9dce3;background:#fff}.smartshare-editor-toolbar span,.smartshare-editor-toolbar i{display:block;width:28px;height:12px;border-radius:6px;background:#e5e5ea}.smartshare-editor-toolbar i{width:1px;height:20px}.smartshare-editor-toolbar .wide{width:54px}.smartshare-editor-canvas{display:flex;justify-content:center;height:calc(100% - 44px);padding:22px 16px;overflow:auto}.smartshare-editor-page{width:min(100%,320px);min-height:460px;padding:32px 24px;background:#fff;box-shadow:0 2px 10px #00000014}}.smartshare-error{margin:0 var(--space-xl) var(--space-lg);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);background:#ff3b300f;font-size:var(--fs-sm);color:var(--c-danger)}.document-shell{height:100vh;display:flex;flex-direction:column;background:var(--c-bg);overflow:hidden}.document-toolbar{height:52px;display:flex;align-items:center;gap:var(--space-md);padding:0 var(--space-lg);border-bottom:1px solid var(--c-border);background:var(--c-surface);color:var(--c-text);font-weight:700}.document-loading{padding:var(--space-xl);color:var(--c-text-secondary);text-align:center;margin-top:10vh;font-size:1.1rem}.document-editor-frame{flex:1;min-height:0;position:relative;overflow:hidden}.document-editor-frame>div{width:100%;height:calc(100vh - 52px)}.document-editor-frame iframe{width:100%;height:100%;border:none}