:root{--bg-page: #F5F3EF;--bg-surface: #FFFFFF;--bg-hover: #FAF9F7;--color-primary: #C77B2F;--color-primary-light: #E8A756;--color-primary-bg: #FDF6ED;--color-text: #1A1A1A;--color-text-secondary: #6B6B6B;--color-text-muted: #999;--color-border: #E8E5E0;--color-border-light: #F0EDEA;--color-success: #059669;--color-danger: #DC2626;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04);--shadow-md: 0 2px 8px rgba(0, 0, 0, .06);--shadow-lg: 0 4px 24px rgba(0, 0, 0, .08);--font-brand: Georgia, "Times New Roman", "Songti SC", "SimSun", serif;--el-color-primary: #C77B2F;--el-color-primary-light-3: #D99A56;--el-color-primary-light-5: #E3B37A;--el-color-primary-light-7: #EDCCA0;--el-color-primary-light-9: #FDF6ED;--el-color-primary-dark-2: #A86625;--el-border-radius-base: 8px;--el-border-color: #E8E5E0;--el-border-color-light: #F0EDEA;--el-fill-color-light: #FAF9F7;--el-text-color-primary: #1A1A1A;--el-text-color-regular: #4A4A4A;--el-text-color-secondary: #6B6B6B;--el-font-size-base: 14px}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overscroll-behavior:none}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg-page);color:var(--color-text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;padding:24px;background:var(--bg-page)}.login-card{width:100%;max-width:380px;background:var(--bg-surface);border-radius:var(--radius-lg);padding:40px 32px;box-shadow:var(--shadow-lg)}.login-brand{text-align:center;margin-bottom:32px}.login-brand h1,.login-brand .brand-name{font-family:var(--font-brand);font-size:28px;font-weight:700;letter-spacing:-.01em;color:var(--color-text)}.login-brand p{font-size:14px;color:var(--color-text-secondary);margin-top:6px}.login-form{display:flex;flex-direction:column;gap:16px}.login-btn{width:100%;margin-top:8px}.app-container{display:flex;height:100vh;height:100dvh;overflow:hidden}.app-sidebar{width:420px;min-width:420px;height:100%;overflow-y:auto;background:var(--bg-surface);border-right:1px solid var(--color-border);padding:24px;display:flex;flex-direction:column;gap:4px}.app-main{flex:1;height:100%;overflow-y:auto;padding:24px 40px;display:flex;flex-direction:column;order:1}.app-brand{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;margin-bottom:12px}.brand-lockup{display:flex;align-items:center;gap:10px;min-width:0}.brand-lockup-center{justify-content:center}.brand-icon{flex-shrink:0;width:32px;height:32px;border-radius:8px;background:#111;color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--font-brand);font-size:16px;font-weight:700;line-height:1}.brand-icon-lg{width:40px;height:40px;font-size:20px;border-radius:10px}.brand-name{font-family:var(--font-brand);font-size:22px;font-weight:700;letter-spacing:-.01em;color:var(--color-text);line-height:1.1}.history-mobile-btn{display:none;align-items:center;gap:4px;padding:6px 12px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--bg-surface);font-size:13px;color:var(--color-text-secondary);cursor:pointer;transition:all .15s ease}.history-mobile-btn:hover{border-color:var(--color-primary-light);color:var(--color-primary)}.channel-tabs{display:flex;align-items:center;gap:4px;background:var(--bg-hover);border-radius:var(--radius-sm);padding:3px;height:36px}.channel-tab{flex:1;height:100%;border:none;border-radius:6px;background:transparent;font-size:13px;font-weight:500;color:var(--color-text-secondary);cursor:pointer;transition:all .15s ease}.channel-tab:hover{color:var(--color-text)}.channel-tab.active{background:var(--bg-surface);color:var(--color-text);box-shadow:var(--shadow-sm)}.input-panel{display:flex;flex-direction:column;gap:12px;flex:1}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:13px;font-weight:500;color:var(--color-text-secondary)}.form-row{display:flex;gap:12px}.form-switch-row{flex-direction:row;align-items:center;justify-content:space-between}.form-switch-row .form-label{margin-bottom:0}.generate-btn{width:100%;margin-top:8px}.upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius-md);padding:24px 16px;text-align:center;cursor:pointer;transition:all .2s ease;background:var(--bg-hover)}.upload-zone:hover{border-color:var(--color-primary-light);background:var(--color-primary-bg)}.upload-zone .icon{color:var(--color-primary);margin-bottom:6px}.upload-zone .label{font-size:14px;color:var(--color-text-secondary)}.upload-zone .hint{font-size:12px;color:var(--color-text-muted);margin-top:4px}.ref-images{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.ref-image-item{position:relative;width:80px;height:80px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--color-border)}.ref-image-item img{width:100%;height:100%;object-fit:cover}.ref-image-remove{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;background:#00000080;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:13px;line-height:1;opacity:0;transition:opacity 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ease;position:relative}.history-item:hover:not(.history-item-active){background:var(--bg-hover)}.history-item-active,.history-item-active:hover{background:var(--color-primary-bg)}.history-item-remove{position:absolute;top:6px;right:6px;width:22px;height:22px;border-radius:50%;border:none;background:#0000000f;color:var(--color-text-muted);font-size:15px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:all .15s ease}.history-item:hover .history-item-remove{opacity:1}.history-item-remove:hover{background:#dc26261f;color:var(--color-danger)}.history-thumb{width:52px;height:52px;min-width:52px;border-radius:0;overflow:hidden;background:var(--bg-hover);display:flex;align-items:center;justify-content:center;border:1px solid var(--color-border-light)}.history-thumb 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6px;font-size:12px;font-weight:600;color:var(--color-text-secondary);letter-spacing:.02em}.history-meta,.history-time{display:none}.app-history,.history-list{scrollbar-width:none;-ms-overflow-style:none}.app-history::-webkit-scrollbar,.history-list::-webkit-scrollbar{display:none;width:0;height:0}.input-panel .el-input__wrapper,.input-panel .el-select .el-input__wrapper{height:36px;min-height:36px}.input-panel .el-select .el-select__wrapper{height:36px;min-height:36px;padding-left:11px;padding-right:8px}.input-panel .el-select .el-select__caret,.input-panel .el-select .el-icon{font-size:12px;width:12px;height:12px}.input-panel .el-select .el-select__suffix{font-size:12px}.input-panel .el-input-number{height:36px}.input-panel .el-input-number .el-input__wrapper{height:36px;min-height:36px}.el-button--primary{--el-button-bg-color: var(--color-primary);--el-button-border-color: var(--color-primary);--el-button-hover-bg-color: #A86625;--el-button-hover-border-color: #A86625}.app-sidebar::-webkit-scrollbar,.app-main::-webkit-scrollbar{width:6px}.app-sidebar::-webkit-scrollbar-track,.app-main::-webkit-scrollbar-track{background:transparent}.app-sidebar::-webkit-scrollbar-thumb,.app-main::-webkit-scrollbar-thumb{background:#0000001a;border-radius:3px}.app-sidebar::-webkit-scrollbar-thumb:hover,.app-main::-webkit-scrollbar-thumb:hover{background:#0003}.el-textarea__inner::-webkit-scrollbar{width:6px}.el-textarea__inner::-webkit-scrollbar-track{background:transparent}.el-textarea__inner::-webkit-scrollbar-thumb{background:#0000001a;border-radius:3px}@media(max-width:768px){.app-container{position:relative;overflow:hidden}.app-sidebar,.app-main,.app-history{position:absolute;top:0;left:0;width:100%;height:100%;transition:transform .3s cubic-bezier(.4,0,.2,1);will-change:transform}.app-sidebar{min-width:0;border-right:none;padding:20px 24px;padding-left:max(24px,env(safe-area-inset-left));padding-right:max(24px,env(safe-area-inset-right));padding-top:max(20px,env(safe-area-inset-top));padding-bottom:max(20px,env(safe-area-inset-bottom));transform:translate(0);z-index:1}.app-history{min-width:0;border-left:none;padding:20px 24px;padding-left:max(24px,env(safe-area-inset-left));padding-right:max(24px,env(safe-area-inset-right));padding-top:max(20px,env(safe-area-inset-top));padding-bottom:max(20px,env(safe-area-inset-bottom));transform:translate(100%);z-index:2;background:var(--bg-surface)}.app-main{padding:20px 24px;padding-left:max(24px,env(safe-area-inset-left));padding-right:max(24px,env(safe-area-inset-right));padding-top:max(20px,env(safe-area-inset-top));padding-bottom:max(20px,env(safe-area-inset-bottom));transform:translate(100%);z-index:3;background:var(--bg-page)}.app-container.view-history .app-history,.app-container.view-output .app-main,.app-container.from-history .app-history,.app-container.from-history .app-main{transform:translate(0)}.back-btn{display:flex}.history-mobile-btn{display:flex;font-size:14px;padding:7px 14px}.history-item{padding:12px;gap:12px}.history-info{gap:4px;padding-right:22px}.history-prompt{font-size:14px;line-height:1.4}.history-model,.history-sub{font-size:12px}.history-clear{font-size:13px;padding:5px 12px}.history-empty p{font-size:14px}.output-image{max-height:calc(100dvh - 180px);border-radius:0}.ref-image-remove{opacity:1}.history-item-remove{opacity:.6}.login-card{padding:32px 20px}.gen-time-detail{display:none}.output-actions{flex-shrink:0;gap:6px}.action-btn{width:40px;height:40px;touch-action:manipulation;-webkit-tap-highlight-color:transparent}}