:root{color-scheme:light;--font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--ink-950: #14231d;--ink-800: #294139;--ink-650: #486158;--ink-500: #6a7f77;--paper: #fffdf8;--surface: #ffffff;--surface-soft: #f2f7f3;--line: #dbe5df;--line-strong: #bdd0c5;--brand-700: #156449;--brand-600: #197858;--brand-500: #258e69;--brand-100: #dff3e9;--accent-700: #9a4d1b;--accent-100: #ffead8;--danger-700: #a63232;--shadow-sm: 0 8px 24px rgba(20, 35, 29, .07);--shadow-md: 0 20px 55px rgba(20, 35, 29, .11);--radius-sm: .75rem;--radius-md: 1.1rem;--radius-lg: 1.75rem;--shell: 72rem;--transition: .16s ease}*{box-sizing:border-box}html{min-width:20rem;background:var(--paper);color:var(--ink-950);font-family:var(--font-sans);line-height:1.6;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}body{min-height:100vh;margin:0;background:radial-gradient(circle at 12% 4%,rgba(37,142,105,.11),transparent 25rem),linear-gradient(180deg,#fffefb 0%,var(--paper) 45%,#f7faf8 100%)}a{color:inherit}button,input,textarea,select{font:inherit}img,svg,canvas{display:block;max-width:100%}h1,h2,h3,p{margin-block-start:0}h1,h2,h3{line-height:1.16;letter-spacing:-.025em}h1{font-size:clamp(2.35rem,7vw,5.2rem)}h2{font-size:clamp(1.75rem,4vw,2.8rem)}h3{font-size:1.2rem}p{color:var(--ink-650)}ul{padding-inline-start:1.3rem}:focus-visible{outline:3px solid color-mix(in srgb,var(--brand-500) 72%,white);outline-offset:4px}::selection{background:var(--brand-100);color:var(--ink-950)}.skip-link{position:fixed;z-index:100;inset:0 auto auto 1rem;padding:.75rem 1rem;border-radius:0 0 var(--radius-sm) var(--radius-sm);background:var(--ink-950);color:#fff;text-decoration:none;transform:translateY(-120%);transition:transform var(--transition)}.skip-link:focus{transform:translateY(0)}.eyebrow{margin-bottom:.65rem;color:var(--brand-700);font-size:.8rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.shell{width:min(calc(100% - 2rem),var(--shell));margin-inline:auto}.site-header{position:relative;z-index:10;border-bottom:1px solid rgba(189,208,197,.65);background:#fffdf8d1;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.site-header__inner,.site-footer__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem}.site-header__inner{min-height:4.75rem}.brand{display:inline-flex;align-items:center;gap:.7rem;color:var(--ink-950);font-weight:850;text-decoration:none}.brand__mark{display:grid;width:2.25rem;aspect-ratio:1;place-items:center;border-radius:.7rem;background:var(--ink-950);color:var(--paper);font-family:serif;font-size:1.1rem}.privacy-badge{display:inline-flex;align-items:center;gap:.45rem;padding:.45rem .75rem;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface-soft);color:var(--brand-700);font-size:.82rem;font-weight:800}.privacy-badge:before{width:.55rem;aspect-ratio:1;border-radius:50%;background:var(--brand-500);content:"";box-shadow:0 0 0 .25rem var(--brand-100)}.hero{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(18rem,.7fr);gap:clamp(2rem,6vw,5rem);align-items:center;padding-block:clamp(4.5rem,10vw,8.5rem) clamp(3.5rem,8vw,6.5rem)}.hero__copy h1{max-width:12ch;margin-bottom:1.4rem}.hero__lead{max-width:44rem;margin-bottom:1.8rem;font-size:clamp(1.05rem,2vw,1.28rem)}.hero__proof{display:flex;flex-wrap:wrap;gap:.65rem}.hero__proof span{padding:.45rem .72rem;border-radius:999px;background:var(--surface);color:var(--ink-800);font-size:.82rem;font-weight:750;box-shadow:var(--shadow-sm)}.privacy-panel{position:relative;overflow:hidden;padding:clamp(1.5rem,4vw,2.25rem);border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--ink-950);color:#fff;box-shadow:var(--shadow-md)}.privacy-panel:after{position:absolute;width:13rem;aspect-ratio:1;right:-5rem;bottom:-7rem;border:1px solid rgba(255,255,255,.14);border-radius:50%;content:"";box-shadow:0 0 0 2.2rem #ffffff08,0 0 0 4.4rem #ffffff05}.privacy-panel h2{margin-bottom:1rem;font-size:clamp(1.85rem,4vw,2.5rem)}.privacy-panel p{position:relative;z-index:1;color:#ffffffc2}.privacy-panel__label{margin-bottom:.35rem;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.privacy-panel__route{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;margin-top:1.5rem;color:var(--brand-100);font-size:.83rem;font-weight:750}.tool-section,.principles{padding-block:clamp(3rem,7vw,5.5rem)}.section-heading{display:flex;justify-content:space-between;gap:2rem;align-items:end;margin-bottom:2rem}.section-heading h2,.principles h2{margin-bottom:0}.section-heading>p{max-width:32rem;margin-bottom:.35rem}.principles{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);gap:clamp(2rem,7vw,5rem);align-items:start}.principles__grid{display:grid;gap:1rem}.principles__grid article{padding:1.4rem 1.5rem;border-left:3px solid var(--brand-500);background:#ffffff9e}.principles__grid h3{margin-bottom:.45rem}.principles__grid p{margin-bottom:0}.site-footer{margin-top:4rem;border-top:1px solid var(--line);background:#ffffffad}.site-footer__inner{min-height:6.5rem;font-size:.82rem}.site-footer__summary{display:grid;gap:.2rem}.site-footer__summary span{color:var(--ink-650)}.site-footer__nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.45rem 1rem}.site-footer__nav a{color:var(--ink-650);text-decoration:none}.site-footer__nav a:hover,.site-footer__nav a:focus-visible{color:var(--brand-700);text-decoration:underline}@media(max-width:800px){.hero,.principles{grid-template-columns:1fr}.hero{padding-top:3.5rem}.hero__copy h1{max-width:none}.section-heading,.site-footer__inner{align-items:flex-start;flex-direction:column}.section-heading{gap:.75rem}.site-footer__inner{justify-content:center}.site-footer__nav{justify-content:flex-start}}@media(max-width:480px){.shell{width:min(calc(100% - 1.25rem),var(--shell))}.site-header__inner{min-height:4rem}.brand{font-size:.9rem}.privacy-badge{padding-inline:.55rem;font-size:.72rem}}