.app-shell{position:relative;display:grid;width:min(1280px,calc(100% - 48px));height:calc(100svh - 48px);min-height:620px;grid-template-columns:280px minmax(0,1fr);margin:24px auto;overflow:hidden;color:var(--text);border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--bg-panel);box-shadow:0 10px 34px #00000017,0 1px 3px #0000000d}.sidebar{display:flex;min-width:0;min-height:0;height:100%;flex-direction:column;gap:20px;padding:28px 16px 20px;border-right:1px solid var(--border);background:var(--bg-sidebar)}.brand{display:flex;align-items:center;gap:12px;padding:0 8px}.brand-mark{display:grid;width:40px;height:40px;flex:0 0 auto;place-items:center;color:var(--accent-text);font-family:STKaiti,KaiTi,serif;font-size:20px;border-radius:50%;background:var(--accent)}.brand-mark img,.message-avatar img{display:block;width:100%;height:100%;object-fit:cover;border-radius:inherit}.brand-kicker,.chat-eyebrow{margin:0 0 2px;color:var(--text-muted);font-size:11px;letter-spacing:.08em;text-transform:none}.brand h1{margin:0;color:var(--text);font-family:Huiwen-MinchoGBK,STKaiti,KaiTi,serif;font-size:20px;font-weight:500;letter-spacing:.1em}.sidebar-tabs{display:flex;flex-direction:column;gap:2px;padding:0}.sidebar-tab{display:flex;align-items:center;gap:10px;width:100%;min-height:38px;padding:0 12px;border:none;border-left:2px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font:inherit;font-size:13px;text-align:left;cursor:pointer;transition:background .15s,color .15s,border-color .15s}.sidebar-tab:hover{background:var(--bg-hover);color:var(--text)}.sidebar-tab.is-active{color:var(--accent);border-left-color:var(--accent);background:var(--accent-subtle)}.sidebar-tab svg{flex-shrink:0;opacity:.7}.sidebar-tab.is-active svg{opacity:1}.new-conversation{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:42px;padding:0 16px;color:var(--text-secondary);font-size:14px;border:1px dashed var(--border);border-radius:var(--radius-md);background:transparent;cursor:pointer;transition:background .15s ease,border-color .15s ease}.new-conversation:hover{background:var(--bg-hover);border-color:var(--text-muted)}.new-conversation span{color:var(--text-muted);font-size:18px;font-weight:300}.conversation-heading{display:flex;align-items:center;justify-content:space-between;padding:0 8px;color:var(--text-muted);font-size:12px;letter-spacing:.05em}.conversation-heading span:last-child{display:grid;width:22px;height:22px;place-items:center;color:var(--text-muted);font-size:11px;border-radius:50%;background:var(--bg-hover)}.conversation-nav{min-height:0;flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.conversation-list{display:flex;flex-direction:column;gap:2px;padding:0;margin:0;list-style:none}.conversation-item{position:relative}.conversation-item .conversation-card{padding-right:72px}.conversation-card{display:flex;width:100%;flex-direction:column;gap:4px;padding:10px 12px;text-align:left;border:none;border-left:2px solid transparent;border-radius:var(--radius-sm);background:transparent;cursor:pointer;transition:background .15s ease}.conversation-card:hover{background:var(--bg-hover)}.conversation-card.is-active{border-left-color:var(--accent);background:var(--bg-active)}.conversation-title{overflow:hidden;color:var(--text);font-size:14px;text-overflow:ellipsis;white-space:nowrap}.conversation-preview{overflow:hidden;color:var(--text-muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap}.session-actions{position:absolute;top:50%;right:8px;display:flex;align-items:center;gap:2px;opacity:0;transform:translateY(-50%);transition:opacity .15s ease}.conversation-item:hover .session-actions,.session-actions:focus-within{opacity:1}.session-action{display:grid;width:24px;height:24px;place-items:center;padding:0;color:var(--text-muted);font-size:14px;line-height:1;border:0;border-radius:50%;background:transparent;cursor:pointer;transition:color .15s ease,background .15s ease}.session-action:hover{color:var(--text);background:var(--bg-hover)}.session-actions .delete-session:hover{color:var(--error-text)}.session-actions .session-action{position:static;top:auto;right:auto;opacity:1;transform:none}.delete-session{position:absolute;top:50%;right:9px;display:grid;width:24px;height:24px;place-items:center;padding:0;color:var(--text-muted);font-size:16px;line-height:1;border:0;border-radius:50%;background:transparent;opacity:0;cursor:pointer;transform:translateY(-50%);transition:opacity .15s ease,color .15s ease}.conversation-item:hover .delete-session,.delete-session:focus-visible{opacity:1}.delete-session:hover{color:var(--error-text)}.sidebar-footer{display:flex;flex-direction:column;gap:8px;padding-top:12px;border-top:1px solid var(--border)}.sidebar-note{margin:0;padding:0 8px;color:var(--text-muted);font-size:11px;line-height:1.6}.sidebar-footer .sidebar-note{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:0}.settings-button,.logout-button{min-height:34px;color:var(--text-secondary);font-size:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;cursor:pointer;transition:background .15s ease}.settings-button:hover,.logout-button:hover{background:var(--bg-hover)}.settings-button.is-active{color:var(--accent);border-color:var(--accent);background:var(--accent-subtle)}.sidebar-loading{margin:0;padding:14px 10px;color:var(--text-muted);font-size:12px;line-height:1.6}.chat-panel{display:flex;flex-direction:column;min-width:0;min-height:0;height:100%;overflow:hidden;background:var(--bg-panel)}.chat-header,.app-notice,.composer-zone{flex:0 0 auto}.message-list{flex:1 1 auto}.chat-header{position:relative;z-index:10;display:flex;min-height:72px;align-items:center;justify-content:space-between;gap:24px;padding:16px clamp(24px,4vw,48px);border-bottom:1px solid var(--border);background:var(--glass);background:linear-gradient(180deg,color-mix(in srgb,var(--bg-panel) 88%,transparent),color-mix(in srgb,var(--bg-panel) 72%,transparent));-webkit-backdrop-filter:blur(18px) saturate(1.6);backdrop-filter:blur(18px) saturate(1.6)}.chat-header h2{margin:0;color:var(--text);font-size:17px;font-weight:600}.phase-status{display:flex;flex:0 0 auto;align-items:center;gap:8px;padding:6px 12px;color:var(--text-muted);font-size:11px;border-radius:999px;background:var(--bg-hover)}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}.app-notice{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:12px clamp(24px,5vw,48px) 0;padding:10px 14px;color:var(--error-text);font-size:13px;line-height:1.6;border:1px solid var(--error-border);border-radius:var(--radius-sm);background:var(--error-bg)}.app-notice button{display:grid;width:24px;height:24px;flex:0 0 auto;place-items:center;padding:0;color:var(--error-text);border:0;border-radius:50%;background:transparent;cursor:pointer}.app-notice button:hover{background:var(--bg-hover)}.message-list{min-height:0;flex:1 1 auto;overflow-y:auto;padding:clamp(24px,4vh,48px) clamp(24px,5vw,64px) 24px;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.message-list-state{display:grid;min-height:50vh;place-items:center;color:var(--text-muted);font-size:13px}.message-row{display:flex;max-width:min(720px,85%);align-items:flex-start;gap:14px;margin-bottom:18px;animation:message-in .25s ease both}.message-row.user{flex-direction:row-reverse;margin-left:auto}.message-row.is-pending .message-bubble{opacity:.6}.message-row.is-pending .message-meta:after{content:"正在发送";color:var(--text-muted)}.message-avatar{display:grid;width:32px;height:32px;flex:0 0 auto;place-items:center;color:var(--accent-text);font-family:STKaiti,KaiTi,serif;font-size:14px;border-radius:50%;background:var(--accent)}.message-row.user .message-avatar{color:var(--text-secondary);background:var(--border)}.message-content{display:flex;min-width:0;flex-direction:column;gap:4px}.message-row.user .message-content{align-items:flex-end}.message-meta{display:flex;align-items:center;gap:8px;color:var(--text-muted);font-size:12px}.message-meta time{color:var(--text-muted)}.message-bubble{padding:8px 0;color:var(--text);font-size:15.5px;line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere}.message-row.user .message-bubble{padding:10px 16px;border-radius:18px;background:var(--bg-user-bubble)}.empty-conversation{display:grid;max-width:400px;min-height:55vh;place-content:center;justify-items:center;margin:0 auto;color:var(--text-muted);text-align:center}.empty-conversation>span{color:var(--border);font-size:48px;font-weight:200}.empty-conversation h3{margin:16px 0 8px;color:var(--text-secondary);font-size:16px;font-weight:400}.empty-conversation p{margin:0;font-size:13px;line-height:1.7}.splash-screen{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:var(--bg);cursor:pointer;animation:splash-in .8s ease both;transition:opacity .3s ease,transform .3s ease}.splash-screen.is-leaving{opacity:0;transform:scale(1.02);pointer-events:none}.splash-content{display:flex;flex-direction:column;align-items:center;text-align:center;padding:24px}.splash-image-wrap{position:relative;max-width:280px;max-height:45vh;overflow:hidden}.splash-image-wrap:after{content:"";position:absolute;bottom:0;left:0;right:0;height:40%;background:linear-gradient(to top,var(--bg),transparent);pointer-events:none}.splash-image{display:block;width:100%;height:100%;max-height:45vh;object-fit:contain}:root:not([data-theme=night]) .splash-image{opacity:.85}.splash-title{margin:12px 0 0;font-size:32px;font-weight:300;letter-spacing:.3em;color:var(--text-muted)}.splash-subtitle{margin:8px 0 0;font-size:14px;color:var(--text-muted);opacity:.6}.splash-hint{margin:32px 0 0;font-size:12px;color:var(--text-muted);opacity:.4;animation:splash-pulse 2s ease-in-out infinite}@keyframes splash-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes splash-pulse{0%,to{opacity:.4}50%{opacity:.7}}.reply-indicator{display:flex;width:fit-content;align-items:center;gap:8px;margin:0 0 20px 46px;padding:6px 0;color:var(--text-muted);font-size:13px}.reply-indicator span{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:reply-pulse 1.2s ease-in-out infinite}@keyframes reply-pulse{0%,to{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1)}}.composer-zone{position:relative;z-index:10;padding:12px clamp(24px,5vw,64px) 14px;border-top:none;background:var(--glass);background:linear-gradient(180deg,transparent 0%,color-mix(in srgb,var(--bg-panel) 55%,transparent) 30%,color-mix(in srgb,var(--bg-panel) 88%,transparent) 100%);-webkit-backdrop-filter:blur(20px) saturate(1.7);backdrop-filter:blur(20px) saturate(1.7)}.composer{display:flex;max-width:720px;align-items:flex-end;gap:12px;margin:0 auto;padding:12px 14px 10px;border-radius:var(--radius-xl);background:var(--glass);background:linear-gradient(180deg,color-mix(in srgb,var(--bg-panel) 76%,transparent),color-mix(in srgb,var(--bg-panel) 58%,transparent));-webkit-backdrop-filter:blur(24px) saturate(1.9) brightness(1.04);backdrop-filter:blur(24px) saturate(1.9) brightness(1.04);border:1px solid rgba(255,255,255,.55);box-shadow:0 2px 18px #00000014,inset 0 1px #ffffffeb,inset 0 -7px 18px #ffffff57,inset 0 0 0 1px #ffffff70}.composer-field{position:relative;min-width:0;flex:1}.composer textarea{display:block;width:100%;min-height:44px;max-height:140px;padding:8px 12px 20px;resize:none;color:var(--text);font-size:15px;line-height:1.6;border:none;border-radius:0;outline:none;background:transparent}.composer textarea::placeholder{color:var(--text-muted)}.composer textarea:disabled{cursor:not-allowed;opacity:.5}.composer-hint{position:absolute;right:12px;bottom:4px;color:var(--text-muted);font-size:10px;pointer-events:none}.composer button{display:flex;width:38px;height:38px;flex:0 0 auto;align-items:center;justify-content:center;padding:0;color:var(--accent-text);font-size:14px;font-weight:500;border:none;border-radius:50%;background:var(--accent);cursor:pointer;transition:background .15s ease,opacity .15s ease}.composer button:hover:not(:disabled){background:var(--accent-hover)}.composer button:disabled{cursor:not-allowed;opacity:.35}.composer button span{font-size:15px}.phase-note{max-width:720px;margin:8px auto 0;color:var(--text-muted);font-size:11px;line-height:1.5}:root[data-theme=night] .composer{background:var(--glass);background:linear-gradient(180deg,color-mix(in srgb,var(--bg-panel) 74%,transparent),color-mix(in srgb,var(--bg-panel) 56%,transparent));border:1px solid rgba(255,255,255,.12);box-shadow:0 2px 18px #0000004d,inset 0 1px #ffffff29,inset 0 -7px 18px #ffffff0b,inset 0 0 0 1px #ffffff17}:root[data-theme=night] .chat-header{background:var(--glass);background:linear-gradient(180deg,color-mix(in srgb,var(--bg-panel) 88%,transparent),color-mix(in srgb,var(--bg-panel) 65%,transparent))}.modal-backdrop{position:fixed;z-index:50;inset:0;display:grid;place-items:center;padding:20px;background:#28262266}.rename-dialog{display:flex;width:min(410px,100%);flex-direction:column;gap:16px;padding:24px;border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--bg-panel);box-shadow:0 10px 34px #0000001f}.rename-heading h3{margin:0;color:var(--text);font-size:18px;font-weight:600}.rename-field{display:flex;flex-direction:column;gap:6px;color:var(--text-secondary);font-size:12px}.rename-field input{width:100%;min-height:44px;padding:0 14px;color:var(--text);font-size:14px;border:1px solid var(--border-input);border-radius:var(--radius-md);outline:none;background:var(--bg-input);transition:border-color .15s ease}.rename-field input:focus{border-color:var(--border-focus)}.rename-error{margin:-4px 0 0;color:var(--error-text);font-size:12px;line-height:1.6}.modal-actions{display:flex;justify-content:flex-end;gap:8px}.modal-actions button{min-width:72px;min-height:38px;padding:0 16px;font-size:13px;border-radius:var(--radius-sm);cursor:pointer;transition:background .15s ease}.modal-cancel{color:var(--text-secondary);border:1px solid var(--border);background:transparent}.modal-cancel:hover{background:var(--bg-hover)}.modal-save{color:var(--accent-text);border:none;background:var(--accent)}.modal-save:hover{background:var(--accent-hover)}.modal-actions button:disabled{cursor:not-allowed;opacity:.4}.settings-view{display:flex;min-height:0;flex:1 1 auto;flex-direction:column;overflow:hidden;background:var(--bg-panel)}.settings-header{display:flex;min-height:72px;flex:0 0 auto;align-items:center;justify-content:space-between;gap:16px;padding:16px clamp(24px,4vw,48px);border-bottom:1px solid var(--border);background:var(--bg-panel)}.settings-header h2{margin:0;color:var(--text);font-size:18px;font-weight:600}.settings-back{min-height:36px;padding:0 14px;color:var(--text-secondary);font-size:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;cursor:pointer;transition:background .15s ease}.settings-back:hover{background:var(--bg-hover)}.settings-body{min-height:0;flex:1 1 auto;overflow-y:auto;padding:clamp(20px,4vw,40px) clamp(24px,5vw,48px);scrollbar-width:thin;scrollbar-color:var(--border) transparent}.settings-form{display:flex;max-width:680px;flex-direction:column;gap:20px;margin:0 auto}.settings-field{display:flex;flex-direction:column;gap:6px;color:var(--text-secondary);font-size:13px}.settings-field input,.settings-field textarea,.settings-field select{width:100%;padding:10px 14px;color:var(--text);font-size:14px;line-height:1.6;border:1px solid var(--border-input);border-radius:var(--radius-sm);outline:none;background:var(--bg-input);transition:border-color .15s ease}.settings-field textarea{min-height:200px;resize:vertical}.settings-field input:focus,.settings-field textarea:focus,.settings-field select:focus{border-color:var(--border-focus)}.settings-field small{color:var(--text-muted);font-size:11px;line-height:1.6}.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.settings-warning,.settings-error,.settings-message,.settings-loading{margin:0;padding:10px 14px;font-size:13px;line-height:1.6;border-radius:var(--radius-sm)}.settings-warning,.settings-error{color:var(--error-text);border:1px solid var(--error-border);background:var(--error-bg)}.settings-message{color:var(--info-text);border:1px solid var(--info-border);background:var(--info-bg)}.settings-loading{max-width:680px;margin:0 auto;color:var(--text-muted);background:var(--bg-hover)}.settings-save{min-height:42px;align-self:flex-start;padding:0 24px;color:var(--accent-text);font-size:14px;font-weight:500;border:none;border-radius:var(--radius-sm);background:var(--accent);cursor:pointer;transition:background .15s ease}.settings-save:hover:not(:disabled){background:var(--accent-hover)}.settings-save:disabled{cursor:not-allowed;opacity:.4}.provider-card{display:flex;flex-direction:column;gap:14px;padding:16px;border:1px solid var(--border);border-radius:18px;background:var(--bg-card)}.provider-connect{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:12px}.provider-button,.provider-connected button{min-height:38px;padding:0 14px;color:var(--accent);font-size:12px;border:1px solid var(--accent);border-radius:var(--radius-sm);background:transparent;cursor:pointer;transition:background .15s ease}.provider-button:hover,.provider-connected button:hover{background:var(--accent-subtle)}.provider-button:disabled,.provider-connected button:disabled{opacity:.4;cursor:not-allowed}.provider-connected{display:flex;align-items:center;gap:8px;color:var(--text-secondary);font-size:12px}.provider-connected span{margin-right:4px;padding:4px 10px;color:var(--success-text);font-size:11px;border-radius:999px;background:var(--success-bg)}.provider-message{margin:0;color:var(--text-muted);font-size:12px;line-height:1.6}.custom-provider-fields{display:flex;flex-direction:column;gap:12px}.data-tools{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px;border:1px solid var(--border);border-radius:18px;background:var(--bg-card)}.data-tools h3{margin:0 0 4px;color:var(--text);font-size:14px;font-weight:500}.data-tools p{margin:0;color:var(--text-muted);font-size:11px;line-height:1.6}.data-tools-actions{display:flex;flex:0 0 auto;gap:8px}.data-tools-actions button,.import-button{display:inline-flex;min-height:36px;align-items:center;justify-content:center;padding:0 12px;color:var(--text-secondary);font-size:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;cursor:pointer;transition:background .15s ease}.data-tools-actions button:hover,.import-button:hover{background:var(--bg-hover)}.import-button input{display:none}.memory-status-row{display:flex;align-items:center;gap:8px;margin-top:16px;padding-top:12px;border-top:1px solid var(--border);font-size:13px;color:var(--text-secondary)}.memory-status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.memory-status-dot.on{background:#4caf50}.memory-status-dot.off{background:#999}.auth-shell{display:grid;min-height:100svh;place-items:center;padding:24px}.auth-card{display:flex;width:min(420px,100%);flex-direction:column;gap:16px;padding:clamp(24px,5vw,40px);border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--bg-panel);box-shadow:0 10px 34px #00000017,0 1px 3px #0000000d}.auth-brand{display:flex;align-items:center;gap:12px}.auth-brand h1{margin:0;color:var(--text);font-family:Huiwen-MinchoGBK,STKaiti,KaiTi,serif;font-size:20px;font-weight:500;letter-spacing:.1em}.auth-copy{color:var(--text-secondary);font-size:13px;line-height:1.7}.auth-copy p{margin:0}.auth-field{display:flex;flex-direction:column;gap:6px;color:var(--text-secondary);font-size:12px}.auth-field input{width:100%;min-height:44px;padding:0 14px;color:var(--text);border:1px solid var(--border-input);border-radius:var(--radius-sm);outline:none;background:var(--bg-input);transition:border-color .15s ease}.auth-field input:focus{border-color:var(--border-focus)}.auth-error{margin:0;padding:10px 14px;color:var(--error-text);font-size:12px;line-height:1.6;border:1px solid var(--error-border);border-radius:var(--radius-sm);background:var(--error-bg)}.auth-submit{min-height:44px;color:var(--accent-text);font-size:14px;font-weight:500;border:none;border-radius:var(--radius-sm);background:var(--accent);cursor:pointer;transition:background .15s ease}.auth-submit:hover{background:var(--accent-hover)}.auth-help{margin:0;color:var(--text-muted);font-size:11px;line-height:1.6;text-align:center}.auth-checking{align-items:center;color:var(--text-secondary);font-size:14px;text-align:center}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes message-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.tab-bar{display:none}.home-panel{display:flex;flex-direction:column;gap:10px;padding:14px;padding-top:calc(12px + env(safe-area-inset-top,0px));padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));height:100%;overflow:hidden}.home-header{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-bottom:8px;border-bottom:1px solid var(--border);flex-shrink:0}.home-avatar{width:48px;height:48px;font-size:20px}.home-header h2{font-size:20px;font-weight:700;letter-spacing:-.5px;margin:0;color:var(--text)}.home-kicker{margin:0 0 2px;font-size:12px;color:var(--text-muted);letter-spacing:1px}.home-recent{display:flex;flex-direction:column;gap:8px}.home-recent h3{margin:0;font-size:13px;font-weight:500;color:var(--text-secondary);letter-spacing:.02em}.home-session-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.home-session-card{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-panel);color:var(--text);font:inherit;font-size:14px;cursor:pointer;transition:background .15s;text-align:left}.home-session-card:hover{background:var(--bg-hover)}.home-session-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.home-session-time{font-size:12px;color:var(--text-muted);white-space:nowrap}.home-empty{margin:0;padding:24px 0;text-align:center;color:var(--text-muted);font-size:14px}.home-new{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:44px;border:1px dashed var(--border);border-radius:var(--radius-md);background:transparent;color:var(--text-secondary);font:inherit;font-size:14px;cursor:pointer;transition:background .15s,color .15s}.home-new:hover{background:var(--bg-hover);color:var(--accent)}.home-new:disabled{opacity:.5;cursor:not-allowed}.home-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;flex:1;min-height:0}.home-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:transform .2s,box-shadow .2s;opacity:0;transform:translateY(16px);animation:homeCardUp .45s ease forwards}.home-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.home-card:active{transform:translateY(0) scale(.98)}.home-card-inner{padding:12px}.home-card-wide{grid-column:span 2}.home-card:nth-child(1){animation-delay:.05s}.home-card:nth-child(2){animation-delay:.1s}.home-card:nth-child(3){animation-delay:.15s}.home-card:nth-child(4){animation-delay:.2s}.home-card:nth-child(5){animation-delay:.25s}@keyframes homeCardUp{to{opacity:1;transform:translateY(0)}}.home-card-datetime .home-card-inner{display:flex;justify-content:space-between;align-items:center}.home-time{font-size:28px;font-weight:700;letter-spacing:-2px;line-height:1}.home-date{font-size:11px;color:var(--text-muted);margin-top:4px}.home-weather{text-align:center}.home-weather-icon{font-size:22px}.home-weather-temp{font-size:16px;font-weight:600}.home-weather-desc{font-size:12px;color:var(--text-muted)}.home-card-anni .home-card-inner{text-align:center;padding:14px 12px}.home-anni-number{font-size:30px;font-weight:800;line-height:1;background:linear-gradient(135deg,var(--accent),var(--accent-soft));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.home-anni-unit{font-size:12px;color:var(--text-muted);letter-spacing:2px;margin-top:2px}.home-anni-label{font-size:11px;color:var(--text-muted);margin-top:4px}.home-card-mood .home-card-inner{text-align:center;padding:14px 12px}.home-mood-emoji{font-size:26px;margin-bottom:4px}.home-mood-text{font-size:14px;font-weight:600}.home-mood-sub{font-size:11px;color:var(--text-muted);margin-top:2px}.home-diary-header{display:flex;align-items:center;gap:6px;margin-bottom:8px}.home-diary-icon{font-size:15px}.home-diary-title{font-size:13px;font-weight:600;flex:1}.home-diary-date{font-size:12px;color:var(--text-muted)}.home-diary-content{font-size:12px;line-height:1.6;color:var(--text-secondary);font-style:italic;padding-left:10px;border-left:2px solid var(--accent-soft);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.home-card-chat{background:var(--text);border-color:transparent}.home-card-chat:hover{background:color-mix(in srgb,var(--text) 85%,var(--accent))}.home-card-chat .home-card-inner{display:flex;justify-content:space-between;align-items:center}.home-chat-title{font-size:15px;font-weight:600;color:var(--bg)}.home-chat-preview{font-size:12px;color:var(--text-muted);margin-top:2px}.home-chat-indicator{display:flex;align-items:center;gap:6px}.home-pulse-dot{width:8px;height:8px;background:#4ade80;border-radius:50%;animation:homePulse 2s infinite}.home-online-text{font-size:12px;color:#4ade80}@keyframes homePulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}.home-avatar-pair{display:flex;align-items:center;gap:6px}.home-av-user{background:var(--accent-soft);color:#fff;width:30px;height:30px;font-size:12px}.home-av-ai{background:var(--text);color:var(--bg);width:30px;height:30px;font-size:12px}.home-avatar-heart{font-size:10px;color:var(--accent)}.home-memories{padding:8px 20px 4px}.home-memories h3{font-size:14px;font-weight:500;margin:0 0 8px;color:var(--text-secondary)}.home-memory-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.home-memory-card{display:flex;align-items:center;gap:10px;width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text);font:inherit;cursor:pointer;transition:border-color .2s}.home-memory-card:hover{border-color:var(--accent)}.home-memory-text{flex:1;min-width:0;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.home-memory-date{flex-shrink:0;font-size:12px;color:var(--text-muted)}.home-status{display:flex;align-items:center;gap:6px;padding:2px 0;flex-shrink:0;font-size:11px;color:var(--text-muted)}.moments-panel{display:flex;flex-direction:column;height:100%;overflow:hidden}.moments-header{display:flex;align-items:center;gap:12px;min-height:56px;padding:12px 20px;padding-top:calc(12px + env(safe-area-inset-top,0px));border-bottom:1px solid var(--border)}.moments-header h2{font-size:18px;font-weight:400;margin:0;color:var(--text);flex-shrink:0}.moments-search{display:flex;flex:1;max-width:320px;margin-left:auto;gap:0;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-input);overflow:hidden;transition:border-color .2s}.moments-search:focus-within{border-color:var(--border-focus)}.moments-search input{flex:1;min-width:0;padding:6px 10px;border:none;background:transparent;color:var(--text);font-size:13px;outline:none}.moments-search input::placeholder{color:var(--text-muted)}.moments-search button{display:flex;align-items:center;justify-content:center;width:32px;padding:0;border:none;background:transparent;color:var(--text-muted);cursor:pointer;transition:color .2s}.moments-search button:hover{color:var(--accent)}.moments-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;padding:16px 20px;overflow-y:auto;flex:1}.memory-card{display:flex;width:100%;padding:0;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-card);text-align:left;cursor:pointer;overflow:hidden;transition:border-color .2s,box-shadow .2s}.memory-card:hover{border-color:var(--accent);box-shadow:var(--shadow-sm)}.memory-card-body{flex:1;min-width:0;padding:12px 14px;display:flex;flex-direction:column;gap:6px}.memory-card-title{margin:0;font-size:14px;font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.memory-card-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-muted)}.memory-detail-dialog{width:90%;max-width:640px;max-height:80vh;overflow-y:auto;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:0}.memory-detail-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:20px 20px 12px;border-bottom:1px solid var(--border)}.memory-detail-header h3{margin:0 0 6px;font-size:18px;font-weight:500;color:var(--text)}.memory-detail-id{font-size:11px;color:var(--text-muted);font-family:monospace}.memory-detail-close{flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font-size:18px;cursor:pointer;transition:background .2s}.memory-detail-close:hover{background:var(--bg-hover)}.memory-detail-meta{display:flex;align-items:center;gap:10px;padding:10px 20px;font-size:12px;color:var(--text-muted)}.memory-detail-content{padding:16px 20px;font-size:14px;line-height:1.8;color:var(--text)}.memory-detail-content p{margin:0 0 4px}.moments-empty{display:grid;max-width:300px;min-height:50vh;place-content:center;justify-items:center;margin:0 auto;color:var(--text-muted);text-align:center}.moments-empty>span{color:var(--border);font-size:48px;font-weight:200}.moments-empty h3{margin:16px 0 8px;color:var(--text-secondary);font-size:16px;font-weight:400}.moments-empty p{margin:0;font-size:13px;line-height:1.7}.sidebar-toggle{display:none;width:40px;height:40px;flex:0 0 auto;align-items:center;justify-content:center;padding:0;color:var(--text);border:0;border-radius:50%;background:transparent;cursor:pointer}.sidebar-toggle:active{background:var(--bg-hover)}.sidebar-backdrop{display:none}@media(max-width:900px){.app-shell{width:calc(100% - 24px);height:auto;min-height:calc(100svh - 24px);margin:12px auto;border-radius:var(--radius-lg);display:block;overflow:hidden}.sidebar{height:auto;min-height:auto;gap:14px;padding:18px 16px 14px;border-right:0;border-bottom:1px solid var(--border)}.brand{padding:0}.new-conversation{min-height:40px}.conversation-heading{padding:0}.conversation-nav{margin:0 -16px;padding:0 16px 4px;overflow-x:auto;overflow-y:hidden}.conversation-list{width:max-content;flex-direction:row;gap:8px}.conversation-card{width:180px;padding:10px 12px}.sidebar-note{display:none}.chat-panel{height:100%}.message-list{min-height:360px}.chat-header{min-height:64px;padding:14px 20px}.message-list{padding:24px 20px}.message-row{max-width:90%}.composer-zone{padding:12px 18px}.composer{max-width:100%}.session-actions,.delete-session{opacity:.7}}@media(max-width:540px){.app-shell{width:100%;height:100svh;margin:0;border:none;border-radius:0;box-shadow:none}.sidebar-toggle{display:flex}.sidebar-backdrop{display:block;position:fixed;z-index:39;inset:0;background:#28262266;opacity:0;animation:fade-in .22s ease forwards}@keyframes fade-in{to{opacity:1}}.sidebar{position:fixed;z-index:40;top:0;left:0;bottom:0;width:min(84vw,320px);height:100%;min-height:100%;padding:calc(16px + env(safe-area-inset-top,0px)) 16px calc(14px + env(safe-area-inset-bottom,0px));border-right:none;border-bottom:none;box-shadow:4px 0 24px #0000001f;transform:translate(-102%);transition:transform .24s ease;flex-direction:column;gap:16px;overflow-y:auto}.sidebar-open .sidebar{transform:translate(0)}.sidebar-tabs{display:none}.sidebar-note{display:block!important}.sidebar-footer{margin-top:auto}.conversation-nav{margin:0;padding:0;overflow-x:hidden;overflow-y:auto}.conversation-list{width:auto;flex-direction:column;gap:2px}.conversation-card{width:100%}.chat-header{min-height:56px;padding:8px 12px;padding-top:calc(8px + env(safe-area-inset-top,0px));gap:8px}.chat-header h2{font-size:16px}.phase-status{display:none}.message-list{padding:16px 14px}.message-row{max-width:96%;gap:8px;margin-bottom:14px}.message-avatar{width:28px;height:28px;font-size:12px}.message-bubble{font-size:15px;line-height:1.7}.message-row.user .message-bubble{padding:10px 14px}.composer-zone{padding:8px 10px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px))}.composer{max-width:100%;padding:8px 10px 6px;border-radius:20px}.composer textarea{min-height:40px;padding:6px 8px 14px;font-size:15px}.composer button{width:34px;height:34px}.composer-hint{display:none}.phase-note{margin-top:4px;padding-inline:4px}.app-notice{margin-inline:12px}.reply-indicator{margin-left:36px}.empty-conversation{min-height:40vh;padding:20px}.empty-conversation>span{font-size:36px}.empty-conversation h3{font-size:15px}.splash-image-wrap{max-width:220px;max-height:36vh}.splash-image{max-height:36vh}.splash-title{font-size:26px}.settings-grid{grid-template-columns:1fr}.settings-header{min-height:56px;padding:8px 14px;padding-top:calc(8px + env(safe-area-inset-top,0px))}.settings-header h2{font-size:16px}.settings-body{padding:18px 14px calc(24px + env(safe-area-inset-bottom,0px))}.settings-field textarea{min-height:180px}.auth-shell{padding:12px}.auth-card{border-radius:var(--radius-lg)}.provider-connect{grid-template-columns:1fr}.data-tools{align-items:stretch;flex-direction:column}.modal-backdrop{padding:12px}.rename-dialog{border-radius:var(--radius-lg)}.tab-bar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:50;height:calc(52px + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);border-top:1px solid var(--border);background:var(--glass);backdrop-filter:blur(24px) saturate(1.9) brightness(1.04);-webkit-backdrop-filter:blur(24px) saturate(1.9) brightness(1.04)}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:6px 0;border:none;background:none;color:var(--text-muted);font:inherit;font-size:10px;cursor:pointer;transition:color .2s;-webkit-tap-highlight-color:transparent}.tab-item.is-active{color:var(--accent)}.tab-item svg{width:22px;height:22px}.tab-label{line-height:1}.composer-zone{padding-bottom:calc(60px + env(safe-area-inset-bottom,0px))}.chat-panel{height:100%}.settings-body{padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))}.home-panel{padding-bottom:calc(58px + env(safe-area-inset-bottom,0px))}.moments-panel{padding-bottom:calc(72px + env(safe-area-inset-bottom,0px))}}@font-face{font-family:"Source Han Serif VF";src:url(/fonts/SourceHanSerif-VF.otf) format("opentype");font-weight:100 900;font-display:swap}:root{--bg: #faf9f5;--bg-panel: #ffffff;--bg-sidebar: #f0eee6;--bg-user-bubble: #f0eee6;--bg-input: #ffffff;--bg-hover: rgba(0, 0, 0, .03);--bg-active: #f5f0ea;--bg-card: #f5f0ea;--text: #2b2a27;--text-secondary: #6b6560;--text-muted: #8a867c;--border: #e8e5dc;--border-input: #e8e5dc;--border-focus: #c96442;--accent: #c96442;--accent-hover: #b85838;--accent-soft: #d97757;--accent-text: #ffffff;--accent-subtle: rgba(201, 100, 66, .08);--glass: color-mix(in srgb, var(--bg-panel) 70%, transparent);--error-bg: #fdf0ed;--error-border: #f0d0c4;--error-text: #9c4030;--success-bg: #eef5ed;--success-border: #c8dcc5;--success-text: #3d6838;--info-bg: #f0f0e8;--info-border: #ddddd0;--info-text: #5a5a48;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 2px 8px rgba(0, 0, 0, .08);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .1);font-family:"Source Han Serif VF",PingFang SC,Noto Sans SC,Segoe UI,Microsoft YaHei,serif;font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root[data-theme=night]{--bg: #262624;--bg-panel: #30302e;--bg-sidebar: #2a2a28;--bg-user-bubble: rgba(53, 53, 50, .6);--bg-input: #30302e;--bg-hover: rgba(255, 255, 255, .05);--bg-active: #383836;--bg-card: #383836;--text: #f5f4ef;--text-secondary: #c0bdb6;--text-muted: #a3a099;--border: #3d3d3a;--border-input: #3d3d3a;--border-focus: #c96442;--accent: #c96442;--accent-hover: #d97757;--accent-soft: #d97757;--accent-text: #ffffff;--accent-subtle: rgba(201, 100, 66, .15);--glass: color-mix(in srgb, var(--bg-panel) 70%, transparent);--error-bg: #3a2420;--error-border: #5a3830;--error-text: #e07a6a;--success-bg: #203020;--success-border: #304830;--success-text: #6fbf85;--info-bg: #2a2a20;--info-border: #3a3a30;--info-text: #b0b0a0;color:var(--text);background:var(--bg)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{min-width:320px;height:100%;overflow:hidden;background:var(--bg)}body{min-width:320px;height:100%;margin:0;overflow:hidden;background:var(--bg)}button,textarea,input,select{font:inherit}button{color:inherit}button:focus-visible,textarea:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::selection{color:var(--text);background:#c9644226}