._toast_puwz8_1{position:fixed;top:72px;left:50%;transform:translate(-50%);z-index:9999;background:#1a1d2e;color:#fff;font-size:14px;font-weight:600;padding:10px 24px;border-radius:10px;box-shadow:0 8px 24px #1a1d2e40;pointer-events:none;animation:_toast-in_puwz8_1 .2s ease-out,_toast-out_puwz8_1 .2s ease-in 1.3s forwards}@keyframes _toast-in_puwz8_1{0%{opacity:0;transform:translate(-50%) translateY(-12px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes _toast-out_puwz8_1{0%{opacity:1;transform:translate(-50%) translateY(0)}to{opacity:0;transform:translate(-50%) translateY(-12px)}}._overlay_okxgc_1{align-items:center;background:#1a1d2e73;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;justify-content:center;position:fixed;inset:0;z-index:1000;animation:_fadeIn_okxgc_1 .18s ease}@keyframes _fadeIn_okxgc_1{0%{opacity:0}to{opacity:1}}._card_okxgc_19{background:var(--color-surface);border:1.5px solid var(--color-border-card);border-radius:14px;box-shadow:var(--shadow-surface-hover);padding:32px 28px 24px;position:relative;width:380px;max-width:92vw;max-height:90vh;overflow-y:auto;animation:_slideUp_okxgc_1 .24s cubic-bezier(.4,0,.2,1)}@keyframes _slideUp_okxgc_1{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}._closeBtn_okxgc_38{position:absolute;top:12px;right:16px;background:none;border:none;color:var(--color-text-muted);font-size:24px;cursor:pointer;padding:0;line-height:1;transition:color .18s ease;box-shadow:none}._closeBtn_okxgc_38:hover{color:var(--color-text);background:none;transform:none;box-shadow:none}._title_okxgc_60{margin:0 0 4px;font-size:20px;font-weight:700;text-align:center}._subtitle_okxgc_67{margin:0 0 20px;color:var(--color-text-muted);font-size:13px;text-align:center}._field_okxgc_74{margin-bottom:14px}._label_okxgc_78{display:block;font-size:13px;font-weight:600;color:var(--color-text-secondary);margin-bottom:6px}._input_okxgc_86{width:100%;border:1.5px solid var(--color-border);border-radius:8px;padding:10px 12px;font-size:14px;color:var(--color-text);background:var(--color-bg);outline:none;transition:border-color .18s ease;box-sizing:border-box}._input_okxgc_86:focus{border-color:var(--color-accent)}._captchaRow_okxgc_103{display:flex;gap:10px;align-items:stretch}._captchaImg_okxgc_109{height:42px;width:140px;min-width:140px;border-radius:8px;border:1px solid var(--color-border);cursor:pointer;padding:0;background:transparent;overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:none}._captchaImg_okxgc_109:hover{background:transparent;transform:none;box-shadow:none;border-color:var(--color-accent)}._captchaImg_okxgc_109 svg{display:block;width:100%;height:100%}._smsRow_okxgc_138{display:flex;gap:10px}._smsBtn_okxgc_143{white-space:nowrap;font-size:13px;padding:10px 14px;background:var(--color-accent);color:#fff;border:none;border-radius:8px;cursor:pointer;transition:all .18s ease;flex-shrink:0}._smsBtn_okxgc_143:disabled{background:var(--color-border);color:var(--color-text-muted);cursor:not-allowed;box-shadow:none;transform:none}._submitBtn_okxgc_164{width:100%;margin-top:6px;padding:12px;font-size:15px;font-weight:700;background:var(--color-accent);color:#fff;border:none;border-radius:10px;cursor:pointer;transition:all .18s ease}._submitBtn_okxgc_164:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;transform:none}._divider_okxgc_185{display:flex;align-items:center;margin:20px 0;gap:12px}._dividerLine_okxgc_192{flex:1;height:1px;background:var(--color-border)}._dividerText_okxgc_198{color:var(--color-text-muted);font-size:13px}._otherLogin_okxgc_203{display:flex;justify-content:center}._qqCircleBtn_okxgc_208{width:44px;height:44px;border-radius:50%;background:#fff;color:#12b7f5;border:1.5px solid var(--color-border);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .18s ease;padding:0;box-shadow:0 2px 8px #00000014}._qqCircleBtn_okxgc_208:hover{border-color:#12b7f5;transform:scale(1.08);box-shadow:0 4px 14px #12b7f540}._backdrop_1hh87_2{position:fixed;inset:0;z-index:150}._panel_1hh87_9{position:fixed;z-index:151;min-width:200px;background:var(--color-surface);border:1.5px solid var(--color-border-card);border-radius:8px;box-shadow:0 12px 36px #1820381f,0 4px 16px #1820380f;animation:_panelIn_1hh87_1 .16s cubic-bezier(.4,0,.2,1);overflow:visible}@keyframes _panelIn_1hh87_1{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}._groupList_1hh87_29{display:flex;flex-direction:column;padding:4px 0}._groupItem_1hh87_35{--item-tint: var(--color-accent);display:flex;align-items:center;gap:10px;padding:9px 36px 9px 14px;color:var(--color-text-secondary);font-weight:600;font-size:13px;text-decoration:none;transition:all .15s ease;position:relative;border-bottom:1px solid var(--color-border);white-space:nowrap;min-height:45px;box-sizing:border-box}._groupItem_1hh87_35:last-child{border-bottom:none}._groupItem_1hh87_35:hover,._groupItemHovered_1hh87_58{color:var(--color-text);background:color-mix(in srgb,var(--item-tint) 7%,#ffffff)}._groupIconBox_1hh87_63{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:6px;background:color-mix(in srgb,var(--item-tint) 12%,transparent);color:var(--item-tint);flex-shrink:0;transition:background .15s ease,color .15s ease}._groupItem_1hh87_35:hover ._groupIconBox_1hh87_63,._groupItemHovered_1hh87_58 ._groupIconBox_1hh87_63{background:var(--item-tint);color:#fff}._groupName_1hh87_82{flex:1;min-width:0}._groupArrow_1hh87_87{position:absolute;right:12px;flex-shrink:0;color:var(--color-text-muted);transition:color .15s ease,transform .15s ease}._groupItem_1hh87_35:hover ._groupArrow_1hh87_87,._groupItemHovered_1hh87_58 ._groupArrow_1hh87_87{color:var(--item-tint);transform:translate(1px)}._subPanel_1hh87_102{position:absolute;left:calc(100% - 1px);display:flex;flex-direction:column;padding:4px 0;min-width:150px;background:var(--color-surface);border:1.5px solid var(--color-border-card);border-radius:8px;box-shadow:0 12px 36px #1820381f,0 4px 16px #1820380f;animation:_subPanelIn_1hh87_1 .15s cubic-bezier(.4,0,.2,1)}@keyframes _subPanelIn_1hh87_1{0%{opacity:0;transform:translate(-4px)}to{opacity:1;transform:translate(0)}}._childItem_1hh87_123{display:flex;align-items:center;padding:9px 16px;color:var(--color-text-secondary);font-weight:600;font-size:13px;text-decoration:none;transition:all .14s ease;white-space:nowrap;border-bottom:1px solid var(--color-border);min-height:45px;box-sizing:border-box}._childItem_1hh87_123:last-child{border-bottom:none}._childItem_1hh87_123:hover{color:var(--color-text);background:var(--color-accent-surface)}._siteShell_10wax_1{--nav-tint: var(--color-brand-primary);--nav-ink: color-mix(in srgb, var(--nav-tint) 72%, #24456b);--nav-surface: color-mix(in srgb, var(--nav-tint) 14%, #ffffff);--nav-surface-strong: color-mix(in srgb, var(--nav-tint) 22%, #ffffff);--nav-border: color-mix(in srgb, var(--nav-tint) 22%, var(--color-border-strong));--nav-shadow: color-mix(in srgb, var(--nav-tint) 18%, transparent);--brand-logo-bg-start: color-mix(in srgb, var(--nav-tint) 20%, #ffffff);--brand-logo-bg-mid: color-mix(in srgb, var(--nav-tint) 62%, var(--color-brand-secondary));--brand-logo-bg-end: color-mix(in srgb, var(--nav-tint) 74%, #2563eb);--brand-logo-glyph-start: #ffffff;--brand-logo-glyph-end: #e8f3ff;--brand-logo-outline: color-mix(in srgb, var(--nav-tint) 24%, rgba(255, 255, 255, .88));--brand-logo-shadow: color-mix(in srgb, var(--nav-tint) 36%, #0f172a);display:flex;flex-direction:column;height:100vh;overflow:hidden;background:var(--color-bg)}._siteHeader_10wax_22{align-items:center;border-bottom:1px solid var(--nav-border);display:flex;justify-content:space-between;padding:0 var(--site-header-padding-x);height:var(--site-header-height);flex-shrink:0;z-index:100;background:linear-gradient(180deg,color-mix(in srgb,var(--nav-tint) 6%,#ffffff),color-mix(in srgb,var(--nav-tint) 3%,var(--color-bg)));backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}._headerLeft_10wax_41{display:flex;align-items:center;gap:18px;min-width:0;flex:1}._brand_10wax_49{display:flex;align-items:center;gap:10px;text-decoration:none;transition:opacity .2s ease}._brand_10wax_49:hover{opacity:1}._brandLogo_10wax_61{display:block;height:var(--site-brand-logo-size);width:var(--site-brand-logo-size);border-radius:14px;flex-shrink:0;transition:transform .4s cubic-bezier(.34,1.56,.64,1)}._brand_10wax_49:hover ._brandLogo_10wax_61{transform:rotate(8deg) scale(1.12)}._brandText_10wax_74{font-family:var(--font-family-base);font-size:var(--site-brand-text-size);font-weight:700;letter-spacing:.2px;background:linear-gradient(135deg,color-mix(in srgb,var(--nav-tint) 54%,#24456b) 0%,var(--nav-tint) 56%,color-mix(in srgb,var(--nav-tint) 52%,#dbeafe) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:filter .3s ease}._brand_10wax_49:hover ._brandText_10wax_74{filter:brightness(1.15)}._siteNav_10wax_96{display:flex;align-items:center;gap:6px;flex-wrap:wrap}._siteNav_10wax_96 a,._siteNav_10wax_96 button{color:var(--nav-ink);font-weight:600;font-size:var(--site-nav-font-size);padding:var(--site-nav-padding-y) var(--site-nav-padding-x);border-radius:8px;transition:all .18s ease;background:none;border:none;cursor:pointer;font-family:inherit;text-decoration:none}._siteNav_10wax_96 a:hover,._siteNav_10wax_96 button:hover{color:color-mix(in srgb,var(--nav-tint) 88%,#1f3f96);background:var(--nav-surface)}._navActive_10wax_124{color:color-mix(in srgb,var(--nav-tint) 90%,#1f3f96);background:var(--nav-surface-strong);font-weight:700;box-shadow:inset 0 -2px 0 0 var(--nav-tint)}._userArea_10wax_131{display:flex;align-items:center;justify-content:flex-end;margin-left:16px;flex-shrink:0}._loginBtn_10wax_139{padding:var(--site-login-padding-y) var(--site-login-padding-x);font-size:var(--site-login-font-size);font-weight:600;background:var(--nav-tint);color:#fff;border-radius:10px;cursor:pointer;box-shadow:0 8px 18px color-mix(in srgb,var(--nav-tint) 24%,transparent);transition:all .18s ease}._loginBtn_10wax_139:hover{background:color-mix(in srgb,var(--nav-tint) 86%,#000000);box-shadow:0 10px 22px color-mix(in srgb,var(--nav-tint) 28%,transparent)}._userTrigger_10wax_156{display:flex;align-items:center;justify-content:center;width:calc(var(--site-user-avatar-size) + 4px);height:calc(var(--site-user-avatar-size) + 4px);padding:2px;border-radius:50%;background:color-mix(in srgb,var(--nav-tint) 4%,#ffffff);border:1px solid color-mix(in srgb,var(--nav-tint) 18%,transparent);cursor:pointer;transition:box-shadow .18s ease,border-color .18s ease,background .18s ease;box-shadow:none}._userTrigger_10wax_156:hover{background:color-mix(in srgb,var(--nav-tint) 8%,#ffffff);border-color:color-mix(in srgb,var(--nav-tint) 30%,transparent);box-shadow:0 0 0 3px color-mix(in srgb,var(--nav-tint) 14%,transparent)}._userAvatar_10wax_177{width:var(--site-user-avatar-size);height:var(--site-user-avatar-size);border-radius:50%;flex-shrink:0;display:block}._userMenuBackdrop_10wax_185{position:fixed;inset:0;z-index:200}._userMenu_10wax_185{position:fixed;top:var(--site-user-menu-top);right:var(--site-user-menu-right);background:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:14px;box-shadow:var(--shadow-surface-hover);min-width:var(--site-user-menu-min-width);z-index:201;overflow:visible;animation:_menuIn_10wax_1 .16s ease}._userMenu_10wax_185:before{content:"";position:absolute;top:-13px;right:9px;width:0;height:0;border-left:9px solid transparent;border-right:9px solid transparent;border-bottom:13px solid var(--color-border-strong)}._userMenu_10wax_185:after{content:"";position:absolute;top:-11px;right:11px;width:0;height:0;border-left:7px solid transparent;border-right:7px solid transparent;border-bottom:11px solid var(--color-surface)}@media(max-width:820px){._userMenu_10wax_185{right:16px;top:auto;bottom:auto}}@keyframes _menuIn_10wax_1{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}._userMenuItem_10wax_242{display:block;width:100%;padding:var(--site-user-menu-item-padding-y) var(--site-user-menu-item-padding-x);font-size:14px;font-weight:600;color:var(--color-text);text-align:left;background:none;border:none;border-radius:0;cursor:pointer;transition:background .14s ease;text-decoration:none}._userMenuItem_10wax_242:first-child{border-radius:14px 14px 0 0}._userMenuItem_10wax_242:last-child{border-radius:0 0 14px 14px}._userMenuItem_10wax_242:hover{background:var(--nav-surface);color:var(--nav-tint);transform:none;box-shadow:none}._siteShell_10wax_1>main{flex:1;overflow-y:auto;scrollbar-gutter:stable}@media(max-width:820px){._siteHeader_10wax_22{display:flex;flex-direction:column;gap:8px;padding:12px 16px;height:auto;position:relative;align-items:stretch}._headerLeft_10wax_41{width:100%;flex-direction:column;align-items:flex-start;gap:8px}._siteNav_10wax_96{width:100%;flex-wrap:wrap;gap:4px}._userArea_10wax_131{position:absolute;top:12px;right:16px;margin-left:0}}._searchBox_1pr59_1{background:linear-gradient(180deg,#fffffffa,color-mix(in srgb,var(--color-accent) 4%,#ffffff));border:1.5px solid var(--color-border-card);border-radius:var(--search-box-radius);box-shadow:var(--shadow-surface);display:flex;flex-direction:column;overflow:hidden;width:var(--search-box-width);max-width:calc(100vw - 32px);transition:border-color .2s ease,box-shadow .2s ease}._searchBox_1pr59_1:focus-within{border-color:var(--color-accent);box-shadow:0 1px 3px #1a1d2e0a,0 0 0 3px #4f6ef71a,0 12px 32px #1a1d2e0f}._searchEngineSwitch_1pr59_23{display:flex;flex-wrap:wrap;gap:4px;padding:var(--search-engine-switch-padding-top) var(--search-engine-switch-padding-x) var(--search-engine-switch-padding-bottom);border-bottom:1px solid var(--color-border-strong);background:color-mix(in srgb,var(--color-accent) 4%,#ffffff)}._engineBtn_1pr59_35{background:#ffffffeb;color:var(--color-text-muted);font-size:var(--search-engine-font-size);font-weight:600;padding:var(--search-engine-padding-y) var(--search-engine-padding-x);border-radius:6px;cursor:pointer;transition:all .15s ease;border:1px solid var(--color-border-strong)}._engineBtn_1pr59_35:hover{background:var(--color-accent-light);color:var(--color-accent);border-color:var(--color-accent);transform:none;box-shadow:none}._engineActive_1pr59_55{background:var(--color-accent-surface);color:var(--color-accent);font-weight:700;border-color:var(--color-accent)}._searchInputRow_1pr59_62{align-items:center;display:grid;gap:var(--search-row-gap);grid-template-columns:auto minmax(0,1fr) auto;padding:var(--search-row-padding-top) var(--search-row-padding-right) var(--search-row-padding-bottom) var(--search-row-padding-left)}._searchInputRow_1pr59_62 svg{color:var(--color-text-muted);width:var(--search-icon-size);height:var(--search-icon-size)}._searchInputRow_1pr59_62 input{background:transparent;border:0;color:var(--color-text);font-size:var(--search-input-font-size);min-width:0;outline:0}._searchInputRow_1pr59_62 input::placeholder{color:var(--color-text-muted)}._searchInputRow_1pr59_62 button{border-radius:var(--search-button-radius);padding:var(--search-button-padding-y) var(--search-button-padding-x);font-size:var(--search-button-font-size);font-weight:700}@media(min-width:2560px){._searchBox_1pr59_1{box-shadow:0 2px 6px #1a1d2e0d,0 14px 36px #1a1d2e14}._engineBtn_1pr59_35{border-radius:8px}}@media(min-width:3840px){._engineBtn_1pr59_35{border-radius:10px}}@media(max-width:820px){._searchBox_1pr59_1{width:100%;min-width:0}._searchInputRow_1pr59_62{grid-template-columns:auto minmax(0,1fr)}._searchInputRow_1pr59_62 button{grid-column:1 / -1}}@keyframes _fadeSlideUp_1kjes_1{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes _ringPulse_1kjes_1{0%{transform:scale(1);opacity:.6}to{transform:scale(1.3);opacity:0}}@keyframes _titleShimmer_1kjes_1{0%{background-position:0% 50%}to{background-position:100% 50%}}._hero_1kjes_36{position:relative;align-items:center;display:flex;flex-direction:column;padding:var(--home-tools-hero-padding-top) 16px var(--home-tools-hero-padding-bottom);text-align:center;overflow:hidden;background:radial-gradient(ellipse 78% 52% at 18% 10%,color-mix(in srgb,var(--color-brand-primary) 12%,transparent),transparent 50%),radial-gradient(ellipse 62% 46% at 82% 15%,color-mix(in srgb,var(--color-brand-secondary) 12%,transparent),transparent 50%),radial-gradient(ellipse 72% 60% at 50% -10%,color-mix(in srgb,var(--color-brand-primary) 8%,#ffffff),transparent 52%),var(--color-bg)}._hero_1kjes_36:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,var(--color-text-muted) 1px,transparent 1px);background-size:var(--home-tools-hero-dot-size) var(--home-tools-hero-dot-size);opacity:.12;pointer-events:none;z-index:0;-webkit-mask-image:radial-gradient(ellipse 60% 50% at 50% 30%,black 35%,transparent 70%);mask-image:radial-gradient(ellipse 60% 50% at 50% 30%,black 35%,transparent 70%)}._hero_1kjes_36>*{position:relative;z-index:1}._heroTitle_1kjes_70{font-size:var(--home-tools-hero-title-size);font-weight:800;letter-spacing:-1.5px;line-height:1.15;margin:0 0 28px;background:linear-gradient(135deg,color-mix(in srgb,var(--color-brand-primary) 48%,#0f3f59) 0%,var(--color-brand-primary) 46%,color-mix(in srgb,var(--color-brand-secondary) 78%,#ffffff) 100%);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:_titleShimmer_1kjes_1 6s ease-in-out infinite alternate}._heroSearch_1kjes_90{margin-bottom:0;position:relative}._heroSearch_1kjes_90:before{content:"";position:absolute;inset:-4px;border-radius:20px;background:linear-gradient(135deg,color-mix(in srgb,var(--color-brand-primary) 12%,transparent),color-mix(in srgb,var(--color-brand-secondary) 8%,transparent));filter:blur(4px);z-index:-1}._categoryGrid_1kjes_111{display:grid;gap:var(--home-tools-category-gap);grid-template-columns:repeat(var(--home-tools-category-columns),minmax(0,1fr));width:100%}._categoryCard_1kjes_118{--card-tint: var(--color-accent);align-items:center;background:var(--color-surface);border:1px solid var(--color-border);border-radius:16px;color:inherit;display:flex;flex-direction:column;gap:10px;padding:var(--home-tools-category-card-padding-top) var(--home-tools-category-card-padding-x) var(--home-tools-category-card-padding-bottom);text-align:center;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}._categoryCard_1kjes_118:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:0;height:3px;background:var(--card-tint);border-radius:0 0 3px 3px;transition:width .3s cubic-bezier(.4,0,.2,1)}._categoryCard_1kjes_118:hover:before{width:55%}._categoryCard_1kjes_118:hover{border-color:var(--card-tint);box-shadow:0 4px 16px color-mix(in srgb,var(--card-tint) 16%,transparent),0 12px 28px #1a1d2e12;transform:translateY(-3px)}._categoryIconBox_1kjes_165{align-items:center;background:color-mix(in srgb,var(--card-tint) 12%,transparent);border-radius:12px;color:var(--card-tint);display:flex;justify-content:center;width:var(--home-tools-category-icon-size);height:var(--home-tools-category-icon-size);flex-shrink:0;transition:all .25s ease}@supports not (background: color-mix(in srgb,red 10%,transparent)){._categoryIconBox_1kjes_165{background:var(--color-accent-light)}}._categoryCard_1kjes_118:hover 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rgba(63, 125, 239, .1);--color-tag-text: #2f63d6;--color-eyebrow: #3a87f5;--color-error-bg: #fef2f2;--color-error-border: #fca5a5;--color-error-text: #b91c1c;--shadow-surface: 0 1px 2px rgba(24, 32, 56, .06), 0 10px 28px rgba(24, 32, 56, .08);--shadow-surface-hover: 0 6px 16px rgba(63, 125, 239, .16), 0 16px 30px rgba(24, 32, 56, .1);--font-family-base: "Microsoft YaHei", "微软雅黑", "Segoe UI", "Microsoft YaHei UI", "PingFang SC", sans-serif;--page-content-max-width: 1200px;--page-content-padding-x: 32px;--page-content-padding-bottom: 28px;--page-heading-max-width: 720px;--article-body-max-width: 1100px;--site-header-height: 60px;--site-header-padding-x: 48px;--site-brand-logo-size: 58px;--site-brand-text-size: 20px;--site-nav-font-size: 14px;--site-nav-padding-y: 6px;--site-nav-padding-x: 14px;--site-login-padding-y: 6px;--site-login-padding-x: 16px;--site-login-font-size: 13px;--site-user-avatar-size: 36px;--site-user-menu-right: 48px;--site-user-menu-top: 64px;--site-user-menu-min-width: 140px;--site-user-menu-item-padding-y: 10px;--site-user-menu-item-padding-x: 16px;--search-box-width: clamp(560px, 55vw, 860px);--search-box-radius: 16px;--search-engine-font-size: 14px;--search-engine-padding-y: 6px;--search-engine-padding-x: 16px;--search-engine-switch-padding-top: 12px;--search-engine-switch-padding-x: 14px;--search-engine-switch-padding-bottom: 10px;--search-row-gap: 14px;--search-row-padding-top: 12px;--search-row-padding-right: 12px;--search-row-padding-bottom: 14px;--search-row-padding-left: 22px;--search-icon-size: 20px;--search-input-font-size: 18px;--search-button-font-size: 15px;--search-button-padding-y: 12px;--search-button-padding-x: 26px;--search-button-radius: 10px;--home-tools-hero-padding-top: 72px;--home-tools-hero-padding-bottom: 44px;--home-tools-hero-title-size: 44px;--home-tools-hero-dot-size: 24px;--home-tools-category-columns: 5;--home-tools-category-gap: 16px;--home-tools-category-card-padding-top: 20px;--home-tools-category-card-padding-x: 12px;--home-tools-category-card-padding-bottom: 16px;--home-tools-category-icon-size: 48px;--home-tools-category-name-size: 14px;--home-tools-category-desc-size: 12px;--home-tools-article-columns: 3;--home-tools-article-gap: 16px;--home-tools-feature-gap: 16px;--home-tools-feature-card-padding-y: 28px;--home-tools-feature-card-padding-x: 20px;--home-tools-feature-icon-size: 56px;--home-tools-feature-copy-max-width: 260px;--home-simple-hero-padding-top: 4vh;--home-simple-hero-padding-bottom: 10px;--home-simple-hero-min-height: 42vh;--home-simple-title-size: 82px;--home-simple-title-letter-spacing: -2px;--home-simple-subtitle-size: 19px;--home-simple-subtitle-max-width: 480px;--home-simple-subtitle-margin-top: 8px;--home-simple-subtitle-margin-bottom: 20px;--home-simple-site-columns: 5;--home-simple-tool-columns: 5;--home-simple-site-gap: 16px;--home-simple-site-card-min-height: 126px;--home-simple-site-card-padding-y: 10px;--home-simple-site-card-padding-x: 8px;--home-simple-site-logo-height: 82px;--home-simple-site-logo-width: 112px;--home-simple-site-name-size: 18px;--home-simple-tool-card-gap: 16px;--home-simple-tool-card-min-height: 96px;--home-simple-tool-card-padding-y: 12px;--home-simple-tool-card-padding-x: 16px;--home-simple-tool-card-title-size: 18px;--home-simple-tool-card-body-size: 14px;--tool-detail-layout-padding-y: 6px;--tool-detail-layout-padding-x: 8px;--tool-workspace-min-height-offset: 76px;--tool-workspace-padding-top: 18px;--tool-workspace-padding-x: 24px;--tool-workspace-padding-bottom: 10px;--tool-workspace-max-width: 100%;--tool-workspace-actions-padding: 12px;--tool-workspace-title-size: 22px;--tool-select-min-width: min(300px, 46vw);--tool-select-max-width: min(360px, 50vw);--tool-workspace-gap: 20px;--tool-workspace-grid-min-height: clamp(440px, 57vh, 760px);--tool-panel-min-height: 360px;--tool-panel-padding: 18px;--tool-panel-font-size: 16px;--tool-panel-title-font-size: 14px;--landing-title-size: 30px;--landing-select-min-width: min(280px, 42vw);--landing-select-max-width: min(320px, 46vw);--landing-desc-max-width: 860px;--landing-grid-columns: 3;--landing-grid-gap: 18px;--landing-card-padding: 20px;--landing-card-radius: 24px;--landing-card-title-size: 19px;--tool-directory-grid-columns: 3;--tool-directory-grid-gap: 16px;--tool-directory-card-padding: 20px;--tool-directory-title-size: 20px;--tool-directory-desc-size: 14px;--tool-directory-icon-size: 44px;--tool-directory-children-font-size: 12px;--content-article-search-max-width: 760px;--content-hero-gap: 24px;--content-hero-padding-y: 24px;--content-hero-padding-x: 26px;--content-hero-title-size: 30px;--content-hero-desc-max-width: 860px;--content-hero-search-basis: 540px;--article-list-grid-columns: 1;--article-detail-title-size: 32px;--article-detail-summary-max-width: 920px;color:var(--color-text);background:var(--color-bg);font-family:var(--font-family-base);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6}*{box-sizing:border-box}body{font-family:var(--font-family-base);margin:0;min-width:320px;min-height:100vh}a{color:inherit;text-decoration:none}button,input,textarea,select,pre,code{font:inherit}button{border:0;border-radius:8px;background:var(--color-accent);color:#fff;cursor:pointer;padding:9px 18px;font-weight:600;font-size:14px;line-height:1.4;transition:all .2s cubic-bezier(.4,0,.2,1)}button:hover{background:var(--color-accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px color-mix(in srgb,var(--color-accent) 26%,transparent)}button:active{transform:translateY(0);box-shadow:none}.secondary-button{background:var(--color-border-strong);color:var(--color-text-secondary)}.secondary-button:hover{background:#1a1d2e33;box-shadow:none}.text-link,.back-link{color:var(--color-accent);font-weight:600;transition:opacity .18s ease}.text-link:hover,.back-link:hover{opacity:.75}.tool-error{background:var(--color-error-bg);border:1px solid var(--color-error-border);border-radius:10px;color:var(--color-error-text);margin:0;padding:12px 16px;font-size:14px;white-space:pre-wrap}.empty-state{color:var(--color-text-muted);padding:40px 0;text-align:center;font-size:15px}.route-loading{color:var(--color-text-muted);min-height:220px;padding-top:56px;text-align:center}.loading-indicator{background:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:8px;box-shadow:0 1px 2px #1a1d2e0a;display:inline-block;font-size:14px;padding:12px 18px}.section-wrap{box-sizing:border-box;margin:0 auto;max-width:var(--page-content-max-width);padding:0 var(--page-content-padding-x) var(--page-content-padding-bottom);width:100%}.section-title-row{align-items:end;display:flex;justify-content:space-between;margin-bottom:16px}.section-title-row h2{margin:0;font-weight:700;letter-spacing:-.5px}.page-heading h1{margin:8px 0;font-weight:700;letter-spacing:-.5px}.page-heading{max-width:var(--page-heading-max-width);margin-bottom:28px}.page-heading p{color:#8b90a5;font-size:14px;line-height:1.7}.eyebrow{color:var(--color-eyebrow);font-size:12px;font-weight:700;letter-spacing:1.5px;margin:0;text-transform:uppercase}.tool-actions{align-items:flex-start;display:flex;flex-wrap:wrap;margin-top:18px;margin-bottom:12px;gap:10px}.tool-actions button{align-items:center;display:inline-flex;gap:6px;flex-shrink:0}@media(min-width:2560px){:root{--page-content-max-width: 1800px;--page-content-padding-x: 56px;--page-content-padding-bottom: 40px;--page-heading-max-width: 820px;--article-body-max-width: 1280px;--site-header-height: 68px;--site-header-padding-x: 80px;--site-brand-logo-size: 62px;--site-brand-text-size: 22px;--site-nav-font-size: 16px;--site-nav-padding-y: 8px;--site-nav-padding-x: 18px;--site-login-padding-y: 8px;--site-login-padding-x: 20px;--site-login-font-size: 15px;--site-user-avatar-size: 38px;--site-user-menu-right: 80px;--site-user-menu-top: 72px;--site-user-menu-min-width: 176px;--site-user-menu-item-padding-y: 12px;--site-user-menu-item-padding-x: 18px;--search-box-width: clamp(760px, 44vw, 1180px);--search-box-radius: 18px;--search-engine-font-size: 15px;--search-engine-padding-y: 7px;--search-engine-padding-x: 20px;--search-engine-switch-padding-top: 14px;--search-engine-switch-padding-x: 16px;--search-engine-switch-padding-bottom: 12px;--search-row-gap: 20px;--search-row-padding-top: 15px;--search-row-padding-right: 15px;--search-row-padding-bottom: 17px;--search-row-padding-left: 26px;--search-icon-size: 22px;--search-input-font-size: 20px;--search-button-font-size: 16px;--search-button-padding-y: 13px;--search-button-padding-x: 30px;--search-button-radius: 12px;--home-tools-hero-padding-top: 92px;--home-tools-hero-padding-bottom: 54px;--home-tools-hero-title-size: 56px;--home-tools-hero-dot-size: 28px;--home-tools-category-columns: 6;--home-tools-category-gap: 20px;--home-tools-category-card-padding-top: 24px;--home-tools-category-card-padding-x: 16px;--home-tools-category-card-padding-bottom: 20px;--home-tools-category-icon-size: 54px;--home-tools-category-name-size: 16px;--home-tools-category-desc-size: 13px;--home-tools-article-columns: 4;--home-tools-article-gap: 20px;--home-tools-feature-gap: 20px;--home-tools-feature-card-padding-y: 34px;--home-tools-feature-card-padding-x: 26px;--home-tools-feature-icon-size: 60px;--home-tools-feature-copy-max-width: 300px;--home-simple-hero-padding-top: 5vh;--home-simple-hero-padding-bottom: 16px;--home-simple-hero-min-height: 38vh;--home-simple-title-size: 116px;--home-simple-title-letter-spacing: -3px;--home-simple-subtitle-size: 24px;--home-simple-subtitle-max-width: 640px;--home-simple-subtitle-margin-top: 12px;--home-simple-subtitle-margin-bottom: 28px;--home-simple-site-columns: 7;--home-simple-tool-columns: 6;--home-simple-site-gap: 22px;--home-simple-site-card-min-height: 152px;--home-simple-site-card-padding-y: 14px;--home-simple-site-card-padding-x: 12px;--home-simple-site-logo-height: 90px;--home-simple-site-logo-width: 122px;--home-simple-site-name-size: 19px;--home-simple-tool-card-gap: 22px;--home-simple-tool-card-min-height: 114px;--home-simple-tool-card-padding-y: 16px;--home-simple-tool-card-padding-x: 20px;--home-simple-tool-card-title-size: 20px;--home-simple-tool-card-body-size: 15px;--tool-detail-layout-padding-y: 12px;--tool-detail-layout-padding-x: 18px;--tool-workspace-min-height-offset: 88px;--tool-workspace-padding-top: 24px;--tool-workspace-padding-x: 34px;--tool-workspace-padding-bottom: 14px;--tool-workspace-max-width: 2320px;--tool-workspace-actions-padding: 14px;--tool-workspace-title-size: 24px;--tool-select-min-width: min(380px, 40vw);--tool-select-max-width: min(460px, 46vw);--tool-workspace-gap: 26px;--tool-workspace-grid-min-height: clamp(600px, 63vh, 960px);--tool-panel-min-height: 460px;--tool-panel-padding: 22px;--tool-panel-font-size: 17px;--tool-panel-title-font-size: 16px;--landing-title-size: 34px;--landing-select-min-width: min(340px, 36vw);--landing-select-max-width: min(420px, 42vw);--landing-desc-max-width: 980px;--landing-grid-columns: 4;--landing-grid-gap: 20px;--landing-card-padding: 22px;--landing-card-radius: 24px;--landing-card-title-size: 20px;--tool-directory-grid-columns: 4;--tool-directory-grid-gap: 20px;--tool-directory-card-padding: 24px;--tool-directory-title-size: 22px;--tool-directory-desc-size: 15px;--tool-directory-icon-size: 48px;--tool-directory-children-font-size: 13px;--content-article-search-max-width: 920px;--content-hero-gap: 28px;--content-hero-padding-y: 28px;--content-hero-padding-x: 32px;--content-hero-title-size: 34px;--content-hero-desc-max-width: 980px;--content-hero-search-basis: 680px;--article-list-grid-columns: 2;--article-detail-title-size: 36px;--article-detail-summary-max-width: 1060px}}@media(min-width:3840px){:root{--page-content-max-width: 2720px;--page-content-padding-x: 72px;--page-content-padding-bottom: 48px;--page-heading-max-width: 920px;--article-body-max-width: 1400px;--site-header-height: 74px;--site-header-padding-x: 104px;--site-brand-logo-size: 66px;--site-brand-text-size: 24px;--site-nav-font-size: 17px;--site-nav-padding-y: 9px;--site-nav-padding-x: 22px;--site-login-padding-y: 9px;--site-login-padding-x: 24px;--site-login-font-size: 16px;--site-user-avatar-size: 40px;--site-user-menu-right: 104px;--site-user-menu-top: 78px;--site-user-menu-min-width: 196px;--site-user-menu-item-padding-y: 14px;--site-user-menu-item-padding-x: 20px;--search-box-width: clamp(920px, 38vw, 1440px);--search-box-radius: 20px;--search-engine-font-size: 16px;--search-engine-padding-y: 8px;--search-engine-padding-x: 22px;--search-engine-switch-padding-top: 16px;--search-engine-switch-padding-x: 18px;--search-engine-switch-padding-bottom: 14px;--search-row-gap: 24px;--search-row-padding-top: 17px;--search-row-padding-right: 17px;--search-row-padding-bottom: 19px;--search-row-padding-left: 30px;--search-icon-size: 26px;--search-input-font-size: 22px;--search-button-font-size: 18px;--search-button-padding-y: 15px;--search-button-padding-x: 34px;--search-button-radius: 14px;--home-tools-hero-padding-top: 106px;--home-tools-hero-padding-bottom: 60px;--home-tools-hero-title-size: 64px;--home-tools-hero-dot-size: 32px;--home-tools-category-columns: 7;--home-tools-category-gap: 24px;--home-tools-category-card-padding-top: 28px;--home-tools-category-card-padding-x: 18px;--home-tools-category-card-padding-bottom: 22px;--home-tools-category-icon-size: 58px;--home-tools-category-name-size: 17px;--home-tools-category-desc-size: 14px;--home-tools-article-columns: 4;--home-tools-article-gap: 22px;--home-tools-feature-gap: 22px;--home-tools-feature-card-padding-y: 40px;--home-tools-feature-card-padding-x: 30px;--home-tools-feature-icon-size: 64px;--home-tools-feature-copy-max-width: 340px;--home-simple-hero-padding-top: 6vh;--home-simple-hero-padding-bottom: 20px;--home-simple-hero-min-height: 40vh;--home-simple-title-size: 132px;--home-simple-title-letter-spacing: -4px;--home-simple-subtitle-size: 28px;--home-simple-subtitle-max-width: 720px;--home-simple-subtitle-margin-top: 14px;--home-simple-subtitle-margin-bottom: 34px;--home-simple-site-columns: 8;--home-simple-tool-columns: 7;--home-simple-site-gap: 26px;--home-simple-site-card-min-height: 168px;--home-simple-site-card-padding-y: 18px;--home-simple-site-card-padding-x: 14px;--home-simple-site-logo-height: 100px;--home-simple-site-logo-width: 136px;--home-simple-site-name-size: 20px;--home-simple-tool-card-gap: 26px;--home-simple-tool-card-min-height: 128px;--home-simple-tool-card-padding-y: 18px;--home-simple-tool-card-padding-x: 24px;--home-simple-tool-card-title-size: 22px;--home-simple-tool-card-body-size: 17px;--tool-detail-layout-padding-y: 16px;--tool-detail-layout-padding-x: 24px;--tool-workspace-min-height-offset: 96px;--tool-workspace-padding-top: 30px;--tool-workspace-padding-x: 42px;--tool-workspace-padding-bottom: 18px;--tool-workspace-max-width: 2560px;--tool-workspace-actions-padding: 16px;--tool-workspace-title-size: 26px;--tool-select-min-width: min(440px, 36vw);--tool-select-max-width: min(540px, 42vw);--tool-workspace-gap: 32px;--tool-workspace-grid-min-height: clamp(700px, 65vh, 1080px);--tool-panel-min-height: 540px;--tool-panel-padding: 26px;--tool-panel-font-size: 18px;--tool-panel-title-font-size: 17px;--landing-title-size: 38px;--landing-select-min-width: min(400px, 32vw);--landing-select-max-width: min(500px, 38vw);--landing-desc-max-width: 1080px;--landing-grid-columns: 5;--landing-grid-gap: 24px;--landing-card-padding: 26px;--landing-card-radius: 28px;--landing-card-title-size: 22px;--tool-directory-grid-columns: 5;--tool-directory-grid-gap: 24px;--tool-directory-card-padding: 28px;--tool-directory-title-size: 24px;--tool-directory-desc-size: 16px;--tool-directory-icon-size: 52px;--tool-directory-children-font-size: 14px;--content-article-search-max-width: 1080px;--content-hero-gap: 32px;--content-hero-padding-y: 32px;--content-hero-padding-x: 36px;--content-hero-title-size: 38px;--content-hero-desc-max-width: 1120px;--content-hero-search-basis: 820px;--article-list-grid-columns: 2;--article-detail-title-size: 40px;--article-detail-summary-max-width: 1200px}}@media(max-width:820px){button{padding:10px 16px;font-size:13px}input:not([type=checkbox]):not([type=radio]):not([type=color]),select,textarea{font-size:16px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}