:root{color-scheme:light;--bg: #f8f8fc;--surface: #ffffff;--surface-soft: #f2f1fb;--surface-muted: #f4f5f8;--text: #19192c;--muted: #707186;--muted-strong: #53546a;--border: #e7e7ef;--border-strong: #d8d8e4;--brand: #675cf5;--brand-dark: #5045df;--brand-soft: #eeecff;--yellow: #ffd166;--mint: #78dfc4;--error-bg: #fff2f3;--error-border: #ee6b78;--error-text: #b12b3a;--warning-bg: #fff8e7;--warning-border: #e8ae37;--warning-text: #8d5b00;--fix-bg: #edfbf6;--fix-border: #42ae89;--fix-text: #177056;--shadow-sm: 0 1px 2px rgba(30, 25, 70, .03), 0 8px 24px rgba(30, 25, 70, .04);--shadow-md: 0 18px 50px rgba(51, 43, 126, .11);font-family:Inter,SF Pro Display,SF Pro Text,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,textarea{font:inherit}button:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid rgba(103,92,245,.25);outline-offset:3px}::selection{background:var(--brand);color:#fff}.site-shell{min-height:100vh}.site-content{min-width:0;margin-left:248px}.container{width:min(100% - 64px,1160px);margin-inline:auto}.site-sidebar{position:fixed;inset:0 auto 0 0;z-index:30;width:248px;border-right:1px solid var(--border);background:#fffffff0;backdrop-filter:blur(18px)}.sidebar-inner{display:flex;height:100%;flex-direction:column;padding:30px 20px 24px}.brand{display:inline-flex;align-items:center;gap:12px;margin:0 8px 44px}.logo-mark{flex:0 0 auto;color:var(--brand);filter:drop-shadow(0 7px 12px rgba(103,92,245,.2))}.brand-copy{display:flex;align-items:baseline;gap:5px;line-height:1}.brand-copy strong{font-size:1.15rem;letter-spacing:-.035em}.brand-copy small{color:var(--muted);font-size:.58rem;font-weight:800;letter-spacing:.18em}.site-nav{display:grid;gap:6px}.nav-label{margin:0 12px 11px;color:#a0a0b1;font-size:.69rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase}.site-nav a{display:flex;min-height:46px;align-items:center;gap:12px;border-radius:12px;padding:0 12px;color:var(--muted-strong);font-size:.89rem;font-weight:650;transition:background .15s ease,color .15s ease,transform .15s ease}.site-nav a:hover{background:var(--surface-muted);color:var(--text);transform:translate(2px)}.site-nav a.active{background:var(--brand-soft);color:var(--brand-dark)}.site-nav svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.nav-arrow{margin-left:auto;color:#aaaabd;font-size:1.25rem;font-weight:400}.sidebar-note{display:flex;align-items:center;gap:10px;margin-top:auto;border:1px solid var(--border);border-radius:14px;background:#fbfbfd;padding:13px}.sidebar-note div{display:flex;flex-direction:column;line-height:1.35}.sidebar-note strong{font-size:.78rem}.sidebar-note small{color:var(--muted);font-size:.7rem}.status-dot,.footer-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px #78dfc42e}.site-main{min-height:calc(100vh - 82px);padding:48px 0 72px}.site-footer{border-top:1px solid var(--border);color:var(--muted);font-size:.79rem}.footer-inner{display:flex;min-height:82px;align-items:center;justify-content:space-between;gap:20px}.footer-inner p{margin:0}.footer-dot{width:6px;height:6px;margin-right:5px;vertical-align:1px;box-shadow:none}h1,h2,p{margin-top:0}h1,h2{letter-spacing:-.04em}h1{max-width:850px;margin-bottom:18px;font-size:clamp(2.65rem,5.5vw,5.4rem);font-weight:760;line-height:1.04}h2{margin-bottom:8px;font-size:1.28rem;line-height:1.3}.hero{position:relative}.home-hero{display:flex;min-height:520px;flex-direction:column;justify-content:center;overflow:hidden;border-radius:28px;background:var(--brand);padding:66px 48% 68px 64px;color:#fff;box-shadow:var(--shadow-md)}.home-hero:before{position:absolute;inset:0;background:radial-gradient(circle at 82% 25%,rgba(255,255,255,.16),transparent 24%),linear-gradient(130deg,transparent 35%,rgba(255,255,255,.055));content:""}.home-hero>*:not(.hero-art){position:relative;z-index:2}.hero-badge{display:inline-flex;width:fit-content;align-items:center;gap:8px;margin-bottom:24px;border:1px solid rgba(255,255,255,.2);border-radius:999px;background:#ffffff1f;padding:7px 13px;font-size:.76rem;font-weight:700;backdrop-filter:blur(8px)}.hero-badge span{color:var(--yellow)}.home-hero h1{margin-bottom:22px;font-size:clamp(2.8rem,4.8vw,4.8rem)}.home-hero h1 span{color:var(--yellow)}.hero-copy{max-width:580px;margin-bottom:0;color:var(--muted);font-size:1.06rem}.home-hero .hero-copy{max-width:500px;color:#ffffffbf;font-size:.99rem}.hero-action{display:inline-flex;width:fit-content;align-items:center;gap:18px;margin-top:30px;border-radius:12px;background:#fff;padding:12px 17px;color:var(--text);font-size:.84rem;font-weight:750;box-shadow:0 10px 30px #1f186529;transition:transform .15s ease,box-shadow .15s ease}.hero-action:hover{transform:translateY(-2px);box-shadow:0 14px 32px #1f186538}.hero-action span{color:var(--brand);font-size:1rem}.hero-art{position:absolute;inset:0 0 0 53%;overflow:hidden}.orbit{position:absolute;border:1px solid rgba(255,255,255,.18);border-radius:50%}.orbit-one{top:50%;left:50%;width:380px;height:380px;transform:translate(-50%,-50%)}.orbit-two{top:50%;left:50%;width:270px;height:270px;transform:translate(-50%,-50%)}.orbit-two:after{position:absolute;top:-7px;left:50%;width:14px;height:14px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 8px #ffd16621;content:""}.art-card{position:absolute;display:flex;align-items:center;border:1px solid rgba(255,255,255,.38);border-radius:18px;background:#ffffffed;color:var(--text);box-shadow:0 18px 45px #2018703b;backdrop-filter:blur(10px);animation:float 5s ease-in-out infinite}.art-card-top{top:24%;left:17%;min-width:174px;flex-direction:column;align-items:flex-start;padding:22px;transform:rotate(-4deg)}.art-card-top strong{color:var(--brand);font-size:2.15rem;line-height:1}.art-card small{color:var(--muted);font-size:.72rem;font-weight:650}.art-card-bottom{right:10%;bottom:23%;gap:10px;padding:13px 16px;animation-delay:-2.2s}.art-check{display:grid;width:30px;height:30px;place-items:center;border-radius:10px;background:#e5faf3;color:#188461;font-weight:900}.art-spark{position:absolute;top:25%;right:14%;color:var(--yellow);font-size:2rem;animation:pulse 2.4s ease-in-out infinite}.section{padding-top:68px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-heading h2{margin:0;font-size:clamp(1.75rem,2.6vw,2.35rem)}.section-heading p{max-width:440px;margin:0;color:var(--muted);font-size:.9rem}.section-heading .eyebrow{margin-bottom:8px}.eyebrow{margin:0 0 10px;color:var(--brand);font-size:.71rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase}.tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.tool-grid-single{max-width:520px}.tool-card{display:grid;min-height:260px;grid-template-rows:auto 1fr auto;border:1px solid var(--border);border-radius:20px;background:var(--surface);padding:28px;box-shadow:var(--shadow-sm);transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease}.tool-card:hover{border-color:#d8d5ff;transform:translateY(-4px);box-shadow:0 20px 46px #312a701a}.tool-card-icon{display:grid;width:48px;height:48px;place-items:center;border-radius:14px}.tool-card-icon svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.icon-violet{background:var(--brand-soft);color:var(--brand)}.icon-mint{background:#e7faf5;color:#168464}.tool-card-copy{align-self:end;margin:30px 0 24px}.tool-card h2{margin:0 0 9px;font-size:1.35rem}.tool-card p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.7}.tool-card-link{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border);padding-top:16px;color:var(--muted-strong);font-size:.78rem;font-weight:750}.tool-card-link span{color:var(--brand);font-size:1.05rem}.tool-card-status{width:fit-content;border-radius:999px;background:var(--surface-muted);padding:4px 10px;color:var(--muted);font-size:.72rem}.tool-card-muted{opacity:.68;box-shadow:none}.promise-strip{display:grid;grid-template-columns:repeat(3,1fr);margin-top:56px;overflow:hidden;border:1px solid var(--border);border-radius:18px;background:#fff}.promise-strip div{display:flex;align-items:center;gap:14px;padding:22px 26px}.promise-strip div+div{border-left:1px solid var(--border)}.promise-strip strong{color:#b3b1c0;font-size:.7rem}.promise-strip span{font-size:.86rem;font-weight:700}.tool-page{padding-top:4px}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px;color:#a1a1b0;font-size:.76rem}.breadcrumb a{color:var(--muted-strong)}.breadcrumb a:hover{color:var(--brand)}.page-title{position:relative;margin-bottom:32px;border-bottom:1px solid var(--border);padding-bottom:28px}.page-title h1{max-width:none;margin-bottom:11px;font-size:clamp(2.2rem,4vw,3.6rem)}.page-title p:last-child{max-width:720px;margin:0;color:var(--muted);font-size:.98rem}.tool-workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px}.editor-panel,.result-panel,.info-section article,.sitemap-workspace{border:1px solid var(--border);border-radius:18px;background:var(--surface);box-shadow:var(--shadow-sm)}.editor-panel{display:flex;min-height:540px;flex-direction:column;padding:20px}.panel-heading{display:flex;min-height:42px;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.panel-heading h2{margin:0;font-size:1rem}.button-row{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px}.button{min-height:37px;border:1px solid transparent;border-radius:10px;padding:7px 12px;cursor:pointer;font-size:.78rem;font-weight:750;transition:transform .14s ease,background .14s ease,border .14s ease}.button:hover{transform:translateY(-1px)}.button:disabled{cursor:wait;opacity:.65;transform:none}.button-primary{background:var(--brand);color:#fff;box-shadow:0 8px 16px #675cf529}.button-primary:hover{background:var(--brand-dark)}.button-secondary{border-color:var(--border);background:#fff;color:var(--muted-strong)}.button-secondary:hover{border-color:var(--border-strong);background:var(--surface-muted)}.code-field,.sitemap-input{width:100%;border:1px solid var(--border);border-radius:12px;background:#fafafd;padding:16px;color:#252538;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.86rem;line-height:1.65}.code-field{min-height:430px;flex:1;resize:vertical}.code-field:focus,.sitemap-input:focus{border-color:var(--brand);background:#fff;outline:3px solid rgba(103,92,245,.1)}.code-field[readonly]{background:#f7f7fa}.action-status{min-height:22px;margin:8px 0 0;color:var(--brand);font-size:.8rem}.result-panel{margin-top:18px;padding:22px}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:24px}.stat-item{border-radius:13px;background:var(--surface-muted);padding:15px}.stat-item span{display:block;color:var(--muted);font-size:.73rem}.stat-item strong{display:block;margin-top:6px;font-size:1.65rem;line-height:1;letter-spacing:-.04em}.stat-error{background:var(--error-bg)}.stat-error strong{color:var(--error-text)}.stat-warning{background:var(--warning-bg)}.stat-warning strong{color:var(--warning-text)}.stat-fix{background:var(--fix-bg)}.stat-fix strong{color:var(--fix-text)}.issues-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.issues-header h2{margin:0;font-size:1rem}.issues-list{display:grid;gap:9px}.empty-state{margin:0;border:1px dashed var(--border-strong);border-radius:12px;padding:18px;color:var(--muted);text-align:center}.issue-item{border-left:3px solid var(--border);border-radius:11px;padding:14px}.issue-error{border-color:var(--error-border);background:var(--error-bg)}.issue-warning{border-color:var(--warning-border);background:var(--warning-bg)}.issue-fix{border-color:var(--fix-border);background:var(--fix-bg)}.issue-meta{display:flex;align-items:center;gap:9px;margin-bottom:7px;color:var(--muted);font-size:.76rem}.issue-badge{border-radius:999px;background:#ffffffb3;padding:2px 8px;color:var(--text);font-weight:750}.issue-message{margin-bottom:8px;font-size:.9rem}.issue-item code{display:block;overflow-x:auto;border:1px solid rgba(23,32,51,.08);border-radius:8px;background:#ffffffb3;padding:9px;font:.8rem/1.5 SFMono-Regular,Consolas,monospace}.info-section{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}.info-section article{padding:21px;box-shadow:none}.info-section h2{font-size:.96rem;letter-spacing:-.02em}.info-section p{margin-bottom:0;color:var(--muted);font-size:.82rem;line-height:1.75}@keyframes float{0%,to{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-10px) rotate(-1deg)}}@keyframes pulse{0%,to{transform:scale(.9) rotate(0);opacity:.65}50%{transform:scale(1.1) rotate(10deg);opacity:1}}@media(max-width:1060px){.site-content{margin-left:220px}.site-sidebar{width:220px}.container{width:min(100% - 44px,1160px)}.home-hero{min-height:480px;padding-left:44px}.hero-art{left:50%}}@media(max-width:820px){.site-content{margin-left:0}.site-sidebar{position:sticky;inset:0 0 auto;width:100%;height:auto;border:0;border-bottom:1px solid var(--border)}.sidebar-inner{display:flex;height:auto;flex-direction:row;align-items:center;padding:12px 18px}.brand{margin:0 auto 0 0}.brand-copy small,.nav-label,.sidebar-note{display:none}.site-nav{display:flex;gap:4px}.site-nav a{min-height:40px;padding:0 10px}.site-nav a:hover{transform:none}.site-nav a span:not(.nav-arrow){display:none}.site-nav svg{width:19px;height:19px}.nav-arrow{display:none}.site-main{padding-top:28px}.home-hero{min-height:500px;padding:50px 42% 52px 40px}.home-hero h1{font-size:clamp(2.5rem,7vw,4rem)}.tool-workspace,.info-section{grid-template-columns:1fr}.editor-panel{min-height:450px}}@media(max-width:620px){.container{width:min(100% - 28px,1160px)}.brand-copy{display:none}.site-nav a{padding:0 9px}.home-hero{min-height:610px;justify-content:flex-start;border-radius:22px;padding:38px 26px}.home-hero h1{font-size:clamp(2.45rem,12vw,3.7rem)}.home-hero h1 br{display:none}.home-hero .hero-copy{max-width:100%}.hero-art{inset:auto 0 0;height:245px}.orbit-one{width:280px;height:280px}.orbit-two{width:190px;height:190px}.art-card-top{top:30%;left:18%;min-width:140px;padding:16px}.art-card-top strong{font-size:1.7rem}.art-card-bottom{right:8%;bottom:16%}.art-spark{top:15%;right:18%}.section{padding-top:48px}.section-heading,.footer-inner,.panel-heading{align-items:flex-start;flex-direction:column}.section-heading{margin-bottom:18px}.tool-grid,.stats-grid,.promise-strip{grid-template-columns:1fr}.tool-card{min-height:240px;padding:23px}.promise-strip div+div{border-top:1px solid var(--border);border-left:0}.page-title h1{overflow-wrap:anywhere;font-size:2.25rem}.button-row{width:100%;justify-content:flex-start}.button{flex:1 1 auto}.editor-panel{min-height:410px;padding:15px}.code-field{min-height:300px}.result-panel{padding:16px}.footer-inner{min-height:100px;justify-content:center;gap:3px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}