:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:0;width:100%;height:100%}#root{width:100%;height:100%}@media(max-width:768px){a,button,[role=button],.tool-card,.sidebar-item,.recent-tool-chip{-webkit-tap-highlight-color:rgba(37,99,235,.12);tap-highlight-color:rgba(37,99,235,.12)}}.ad-placeholder{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--hover-bg) 0%,var(--card-bg) 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--border-color);-webkit-user-select:none;user-select:none}.ad-placeholder.loading .ad-placeholder-shimmer{position:absolute;top:0;left:-150%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{left:-150%}to{left:150%}}.ad-placeholder-text{font-size:13px;color:var(--text-secondary);font-weight:500;letter-spacing:.5px;z-index:1}.ad-branding-container{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;width:100%;height:100%}.ad-branding-container.small{flex-direction:row;gap:12px}.ad-branding-logo{width:32px;height:32px;object-fit:contain;opacity:.9}.ad-branding-container.small .ad-branding-logo{width:24px;height:24px}.ad-branding-icon{font-size:32px;color:var(--primary-color);opacity:.3}.ad-branding-container.small .ad-branding-icon{font-size:24px}.ad-branding-content{display:flex;flex-direction:column;align-items:center;justify-content:center}.ad-branding-container.small .ad-branding-content{align-items:flex-start;flex-direction:row;gap:8px;align-items:baseline}.ad-branding-title{font-size:15px;font-weight:600;color:var(--text-primary);letter-spacing:.5px}.ad-branding-container.small 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translateZ(0);filter:brightness(.95);-webkit-filter:brightness(.95)}.ad-banner-slide{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none;transition:transform .3s cubic-bezier(.4,0,.2,1)}.ad-banner-indicators{position:absolute;bottom:8px;left:50%;transform:translate(-50%);display:flex;gap:6px;z-index:2;padding:0}.ad-banner-dot{width:6px;height:6px;border-radius:50%;background:#ffffff80;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1)}.ad-banner-dot.active{background:#fff;width:20px;border-radius:10px;box-shadow:0 0 8px #fff9}.ad-banner-nav-btn{position:absolute;top:50%;transform:translateY(-50%);width:28px;height:28px;border-radius:50%;background:#0000004d;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:all .2s ease;z-index:2;box-shadow:0 2px 8px #00000026;color:#fff;font-size:12px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.ad-banner:hover .ad-banner-nav-btn{opacity:1}.ad-banner-nav-btn:hover{background:#0009;color:#fff;transform:translateY(-50%) scale(1.1)}.ad-banner-nav-prev{left:8px}.ad-banner-nav-next{right:8px}[data-theme=dark] .ad-banner{filter:brightness(.85)}[data-theme=dark] .ad-banner:hover{filter:brightness(1)}.login-modal-content{display:flex;flex-direction:column;align-items:center;padding:12px 0 20px}.login-modal-avatar-container{position:relative;margin-bottom:24px}.login-modal-avatar-container .avatar-badge{position:absolute;bottom:0;right:0;background:#10b981;border:2px solid var(--card-bg);width:20px;height:20px;box-shadow:0 2px 5px #10b98133;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:10px}.custom-login-modal .ant-modal-content{background-color:var(--card-bg)!important;color:var(--text-primary)}.custom-login-modal-root .ant-modal-mask,.custom-login-modal-root .ant-modal-wrap{position:absolute!important;border-radius:var(--main-radius);overflow:hidden}.app-container .ant-modal-mask{border-radius:var(--main-radius);overflow:hidden;position:absolute!important}.login-modal-title{margin-bottom:8px!important;color:var(--text-primary)!important;font-weight:700!important}.login-modal-subtitle{color:var(--text-secondary)!important;margin-bottom:32px!important;font-size:14px!important}.login-modal-buttons{width:100%;display:flex;flex-direction:column;gap:12px}.login-modal-btn-primary{height:44px!important;border-radius:22px!important;font-weight:600!important;font-size:15px!important;box-shadow:0 4px 12px #2563eb4d!important;border:none!important;background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%)!important;transition:all .3s ease!important}.login-modal-btn-primary:hover{box-shadow:0 8px 20px #2563eb73!important;transform:translateY(-2px)}.login-modal-btn-secondary{height:44px!important;border-radius:22px!important;font-weight:500!important;color:var(--text-secondary)!important;border:1px solid var(--border-color)!important;background:var(--card-bg)!important}.login-modal-btn-secondary:hover{border-color:var(--primary-color)!important;color:var(--primary-color)!important;background:var(--primary-soft)!important;box-shadow:0 4px 12px #2563eb1a!important}.login-modal-btn-secondary.ant-btn-dangerous{color:#ef4444!important;border-color:#ef44444d!important;background:#ef44440d!important}.login-modal-btn-secondary.ant-btn-dangerous:hover{color:#fff!important;background:#ef4444!important;border-color:#ef4444!important;box-shadow:0 4px 12px #ef444440!important}.login-modal-btn-text{color:var(--text-secondary)!important;font-size:13px!important}.login-modal-btn-text:hover{color:var(--primary-color)!important;background:#2563eb0d!important;border-radius:8px}.login-polling-container{padding:24px 0;text-align:center}.login-polling-icon{font-size:48px;color:var(--primary-color);margin-bottom:24px}.login-polling-title{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.login-polling-desc{color:var(--text-secondary);margin-bottom:32px}.user-btn-container{display:flex;align-items:center;justify-content:center;-webkit-app-region:no-drag}.user-btn{height:32px!important;padding:0 16px!important;border-radius:99px!important;font-size:13px!important;font-weight:600!important;display:flex!important;align-items:center!important;gap:8px!important;transition:all .3s cubic-bezier(.25,.8,.25,1)!important;border:1px solid transparent!important;background:linear-gradient(135deg,#2563eb14,#2563eb08)!important;color:var(--primary-color)!important;box-shadow:none!important}[data-theme=dark] .user-btn{background:linear-gradient(135deg,#60a5fa26,#60a5fa0d)!important;border:1px solid rgba(96,165,250,.2)!important}.user-btn:hover{background:var(--card-bg)!important;color:var(--primary-dark)!important;border-color:#2563eb33!important;box-shadow:0 4px 12px #2563eb26!important;transform:translateY(-1px)!important}[data-theme=dark] .user-btn:hover{background:var(--hover-bg)!important;color:var(--primary-color)!important}.user-btn:active{background:#2563eb40!important}.user-btn-polling{background:var(--card-bg)!important;color:var(--primary-color)!important;border:1px solid rgba(37,99,235,.3)!important;cursor:default!important}.user-btn-polling:hover{background:var(--card-bg)!important;box-shadow:none!important}.user-profile-trigger{display:flex;align-items:center;gap:8px;padding:3px 12px 3px 4px;border-radius:18px;cursor:pointer;transition:all .2s;background:var(--hover-bg);border:1px solid var(--border-color)}.user-profile-trigger:hover{background:var(--card-bg);border-color:#2563eb33;box-shadow:0 4px 12px #2563eb14}[data-theme=dark] .user-profile-trigger:hover{background:var(--hover-bg);border-color:var(--primary-soft)}.user-profile-trigger .ant-avatar{border:2px solid var(--card-bg);box-shadow:0 2px 4px #0000000d}.user-nickname{font-size:13px;font-weight:500;color:var(--text-primary);max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:768px){.custom-login-modal-root .ant-modal-mask,.custom-login-modal-root .ant-modal-wrap{position:fixed!important;inset:0}.custom-login-modal-root .ant-modal-wrap{display:flex!important;align-items:center;justify-content:center;padding:16px}.custom-login-modal-root .ant-modal{top:auto!important;margin:0!important;max-height:calc(100vh - 32px);overflow-y:auto}}:root{--primary-color: #2563eb;--primary-dark: #1d4ed8;--primary-light: #eff6ff;--primary-soft: rgba(37, 99, 235, .08);--text-primary: #1e293b;--text-secondary: #64748b;--bg-color: #f8f9fa;--card-bg: #ffffff;--border-color: rgba(37, 99, 235, .08);--hover-bg: #eef2ff;--active-bg: #e0e7ff;--shadow-sm: 0 2px 4px rgba(37, 99, 235, .05);--shadow-md: 0 8px 20px rgba(37, 99, 235, .08), 0 4px 8px rgba(37, 99, 235, .04);--shadow-lg: 0 25px 40px -10px rgba(37, 99, 235, .12), 0 10px 20px -8px rgba(37, 99, 235, .08);--shadow-glow: 0 0 25px rgba(37, 99, 235, .2);--header-height: 64px;--sidebar-width: 260px;--main-radius: 20px;--card-radius: 24px}[data-theme=dark]{--primary-color: #60a5fa;--primary-dark: #3b82f6;--primary-light: #1e293b;--primary-soft: rgba(96, 165, 250, .15);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--bg-color: #0f172a;--card-bg: #1e293b;--border-color: rgba(148, 163, 184, .1);--hover-bg: #334155;--active-bg: #475569;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .2);--shadow-md: 0 8px 20px rgba(0, 0, 0, .3), 0 4px 8px rgba(0, 0, 0, .2);--shadow-lg: 0 25px 40px -10px rgba(0, 0, 0, .4), 0 10px 20px -8px rgba(0, 0, 0, .3);--shadow-glow: 0 0 25px rgba(96, 165, 250, .2)}.site-layout{display:flex;flex-direction:column;min-height:100vh;width:100%}.site-main{flex:1 1 auto;min-height:0;display:flex;flex-direction:column}.site-main>*{flex:1 1 auto;min-height:0;display:flex;flex-direction:column}.site-main .app-container{width:100%;min-height:calc(100vh - var(--header-height) - 280px);height:auto;overflow:visible;border:none;border-radius:0;box-shadow:none}.site-main .app-container .main-layout{min-height:calc(100vh - var(--header-height) - 280px);align-items:stretch}.site-main .app-container .sidebar{min-height:calc(100vh - var(--header-height) - 280px);height:auto;flex-shrink:0;-webkit-backdrop-filter:none;backdrop-filter:none;background:var(--bg-color);border-right:1px solid var(--border-color);border-radius:0;padding:24px 16px 24px 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var(--border-color);border-radius:8px;background:var(--card-bg);color:var(--text-primary);font-size:12px;font-weight:600;line-height:32px;cursor:pointer;-webkit-app-region:no-drag;appearance:auto;position:relative;z-index:3}.language-select:focus{outline:none;border-color:var(--primary-color)}*{box-sizing:border-box;margin:0;padding:0}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}body{margin:0;overflow:hidden;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica 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var(--border-color)}.section-header{margin-bottom:32px;display:flex;align-items:center;gap:12px}.section-title{font-size:24px;font-weight:600;color:var(--text-primary)}.section-divider{width:4px;height:24px;background:var(--primary-color);border-radius:2px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.tool-card{background:var(--card-bg);border-radius:var(--card-radius);padding:28px;transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease;will-change:transform,box-shadow;display:flex;flex-direction:row;align-items:flex-start;gap:24px;cursor:pointer;box-shadow:var(--shadow-sm);border:1px solid rgba(37,99,235,.05);position:relative;overflow:hidden}.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}.tool-card:hover .tool-card-icon{transform:rotate(6deg) scale(1.1);box-shadow:0 10px 20px #2563eb33;background:linear-gradient(135deg,var(--card-bg) 0%,var(--hover-bg) 100%)}.tool-card-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--card-bg) 0%,var(--hover-bg) 100%);border:1px solid var(--border-color);border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 12px #2563eb08;transition:all .4s cubic-bezier(.34,1.56,.64,1);color:var(--primary-color)}.format-text{font-weight:700;font-size:13px;line-height:1}.format-text.source{color:#dc2626}.format-text.target{color:#2563eb}.format-divider{width:24px;height:1px;background-color:#e2e8f0;margin:5px 0}.card-content{display:flex;flex-direction:column;flex:1;gap:0}.card-header-row{display:flex;flex-direction:column;align-items:flex-start;gap:8px;margin-bottom:12px}.card-title{font-size:16px;font-weight:600;color:var(--text-primary);margin:0}.card-tags{display:flex}.tag{font-size:10px;font-weight:700;color:#3b82f6;background-color:var(--hover-bg);padding:4px 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var(--border-color);border-radius:8px;background:var(--card-bg);color:var(--text-primary);cursor:pointer;position:relative;z-index:2}.site-header-theme-btn{width:32px;height:32px;border:none;border-radius:8px;background:var(--hover-bg);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;position:relative;z-index:2}.site-header-theme-btn:hover{background:var(--active-bg);color:var(--primary-color)}.site-header-theme-btn svg{width:18px;height:18px}.site-header-feedback{font-size:13px;color:var(--text-secondary);text-decoration:none;padding:6px 10px;border-radius:8px;position:relative;z-index:2}.site-header-feedback:hover{color:var(--primary-color);background:var(--hover-bg)}@media(max-width:900px){.site-nav{display:none}.site-header-menu-btn{display:flex}}@media(max-width:600px){.site-header-lang{min-width:64px;font-size:11px}.site-header-feedback{display:none}}.site-footer{flex-shrink:0;background:var(--card-bg, 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