:root{color-scheme:dark;--bg:#030504;--fg:#f4fff9;--muted:#95a69d;--card:#0a0f0c;--line:rgba(202,255,226,.16);--accent:#77f7bf;--accent-2:#d6ffe8;--danger:#ff8b78;--warning:#f6cf72;--max:1200px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--fg);line-height:1.55;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.skip{position:fixed;left:1rem;top:-5rem;z-index:100;padding:.75rem 1rem;background:var(--fg);color:#000;border-radius:.5rem}.skip:focus{top:1rem}.nav{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;gap:2rem;padding:1rem clamp(1rem,5vw,5rem);background:linear-gradient(180deg,rgba(3,5,4,.9),transparent);backdrop-filter:blur(8px)}.brand{display:flex;align-items:center;gap:.7rem;white-space:nowrap}.brand-mark{width:1.8rem;height:1.8rem;border:2px solid rgba(214,255,232,.75);border-radius:50%;display:inline-grid;place-items:center;box-shadow:0 0 30px rgba(119,247,191,.25)}.brand-mark span{width:.65rem;height:.65rem;border:1px solid var(--accent);border-radius:50%}.brand-mark.large{width:3.6rem;height:3.6rem}.brand-mark.large span{width:1.35rem;height:1.35rem}.nav-links{display:flex;gap:.8rem;color:var(--muted);font-size:.9rem}.nav-links a:hover,.nav-links a:focus-visible,footer a:hover{color:var(--accent)}.language{margin-left:auto;display:flex;border:1px solid var(--line);border-radius:999px;padding:.2rem;background:rgba(0,0,0,.3)}.language button{border:0;background:transparent;color:var(--muted);padding:.4rem .65rem;border-radius:999px;cursor:pointer}.language button[aria-pressed="true"]{background:var(--fg);color:#000}.hero{min-height:100svh;position:relative;display:grid;place-items:center;padding:8rem 1.25rem 3rem}.media-cover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.media-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,5,4,.22),rgba(3,5,4,.6) 60%,var(--bg));z-index:1}.hero-content{position:relative;z-index:2;max-width:1100px;text-align:center;padding-top:3rem}.trust-row{display:inline-flex;align-items:center;gap:.6rem;color:var(--accent-2);font-size:.88rem;border:1px solid var(--line);padding:.6rem .9rem;border-radius:999px;background:rgba(0,0,0,.35);backdrop-filter:blur(10px)}.pulse{width:.5rem;height:.5rem;border-radius:50%;background:var(--accent);box-shadow:0 0 0 .4rem rgba(119,247,191,.12)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:clamp(3.3rem,8.5vw,8rem);line-height:.92;letter-spacing:-.065em;margin:2rem auto 1.4rem;max-width:1050px;font-weight:620}.hero h1 em,.section h2 em{font-family:Georgia,serif;font-weight:400}.hero-sub{max-width:720px;margin:0 auto 2rem;font-size:clamp(1rem,2vw,1.25rem);color:#d9e7df}.hero-actions{display:flex;justify-content:center;gap:.8rem;flex-wrap:wrap}.button{display:inline-flex;justify-content:center;align-items:center;border:1px solid var(--line);border-radius:999px;padding:.85rem 1.35rem;font-weight:650;cursor:pointer;transition:.2s transform,.2s background}.button:hover{transform:translateY(-2px)}.button.primary{background:var(--fg);color:#020403;border-color:var(--fg)}.button.glass{background:rgba(255,255,255,.04);backdrop-filter:blur(10px);color:var(--fg)}.button.wide{width:100%}.research-strip{display:grid;grid-template-columns:repeat(3,1fr);max-width:760px;margin:3rem auto 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.research-strip div{padding:1rem;border-right:1px solid var(--line)}.research-strip div:last-child{border:0}.research-strip strong{display:block;font-size:1.5rem}.research-strip span{font-size:.78rem;color:var(--muted)}.section{width:min(var(--max),calc(100% - 2rem));margin:auto;padding:clamp(5rem,11vw,9rem) 0}.eyebrow{color:var(--accent);font-size:.72rem;letter-spacing:.24em;font-weight:700}.section>h2,.tool-copy h2,.cinematic h2,.budget-grid h2,.limits h2{font-size:clamp(2.7rem,6vw,5.6rem);line-height:1;letter-spacing:-.05em;max-width:980px}.intro{text-align:center}.intro>p:not(.eyebrow){max-width:740px;margin:0 auto 4rem;color:var(--muted);font-size:1.1rem}.provider-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.provider-card{padding:2.3rem 1.5rem;border:1px solid var(--line);border-radius:1.5rem;background:linear-gradient(145deg,rgba(255,255,255,.035),transparent);text-align:left}.provider-card img{width:5.5rem;height:5.5rem;display:block;margin:0 auto 2.5rem}.provider-card h3{font-size:1.3rem}.provider-card p{color:var(--muted)}.diagnostic-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,6vw,5rem);align-items:start}.tool-copy{position:sticky;top:7rem}.tool-copy p{color:var(--muted)}.privacy-list{list-style:none;padding:0}.privacy-list li{padding:.6rem 0;border-bottom:1px solid var(--line)}.privacy-list li:before{content:"✓";color:var(--accent);margin-right:.7rem}.glass-panel{background:rgba(255,255,255,.025);border:1px solid var(--line);box-shadow:inset 0 1px 0 rgba(255,255,255,.08);backdrop-filter:blur(18px);border-radius:1.5rem;padding:clamp(1.2rem,3vw,2rem)}.tool-panel label,.budget-card label{display:grid;gap:.45rem;margin-bottom:1.15rem;color:var(--accent-2);font-weight:600}.tool-panel small{font-weight:400;color:var(--muted)}input,select,textarea{width:100%;border:1px solid var(--line);background:#060a08;color:var(--fg);border-radius:.8rem;padding:.85rem;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(119,247,191,.12)}textarea{resize:vertical;min-height:10rem}.checks{display:grid;gap:.4rem;margin:1rem 0 1.3rem}.checks label{display:flex;align-items:flex-start;gap:.7rem;margin:0;padding:.7rem;border:1px solid transparent;border-radius:.7rem;color:var(--muted);font-weight:500}.checks label:hover{border-color:var(--line)}.checks input{width:1.1rem;margin-top:.25rem;accent-color:var(--accent)}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.form-note{font-size:.75rem;color:var(--muted);margin:.8rem 0 0}.result{grid-column:1/-1;border:1px solid var(--line);border-radius:1.5rem;padding:2rem;display:grid;grid-template-columns:auto 1fr;gap:2rem;background:var(--card)}.result[hidden]{display:none}.score-ring{width:8rem;height:8rem;border-radius:50%;display:grid;place-content:center;text-align:center;background:conic-gradient(var(--accent) var(--score),rgba(255,255,255,.08) 0);position:relative}.score-ring:after{content:"";position:absolute;inset:.55rem;border-radius:50%;background:var(--card)}.score-ring span,.score-ring small{position:relative;z-index:1}.score-ring span{font-size:2.3rem;font-weight:700}.score-ring small{color:var(--muted)}.result ol{grid-column:2;padding-left:1.2rem}.result li{margin:.55rem 0;color:#dbe8e0}.result-actions{grid-column:2;display:flex;gap:.7rem;flex-wrap:wrap}.cinematic{position:relative;min-height:700px;display:grid;align-items:end;overflow:hidden;border-radius:2rem;padding:clamp(2rem,7vw,6rem);margin-top:3rem;margin-bottom:3rem}.cinematic video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.58}.cinematic:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(3,5,4,.9))}.cinematic-copy{position:relative;z-index:1;max-width:840px}.cinematic-copy p:last-child{max-width:650px;color:#d8e5de;font-size:1.1rem}.wide-video{height:clamp(260px,38vw,470px);border-radius:1.5rem;overflow:hidden;border:1px solid var(--line);margin-bottom:4rem}.wide-video video{width:100%;height:100%;object-fit:cover}.budget-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:4rem}.budget-grid>div>p:last-child{color:var(--muted);max-width:600px}.budget-card{border:1px solid var(--line);border-radius:1.5rem;padding:2rem;background:var(--card)}.buffer-output{margin-top:1.3rem;padding:1rem;border-radius:1rem;background:rgba(119,247,191,.08);min-height:3.5rem}.evidence{text-align:center}.evidence>p:not(.eyebrow){max-width:760px;margin:0 auto 3rem;color:var(--muted)}.evidence-list{display:grid;grid-template-columns:1fr 1fr;gap:1rem;text-align:left}.evidence-list a{border:1px solid var(--line);padding:1.5rem;border-radius:1rem;background:rgba(255,255,255,.02);transition:.2s border-color,.2s transform}.evidence-list a:hover{border-color:var(--accent);transform:translateY(-2px)}.evidence-list span{display:block;color:var(--muted);font-size:.78rem;margin-bottom:.7rem}.evidence-list strong{font-size:1.06rem}.limits{border-top:1px solid var(--line)}.limit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.limit-grid article{padding:2rem;border-left:1px solid var(--line)}.limit-grid span{color:var(--accent);font-size:.8rem}.limit-grid p{color:var(--muted)}.final-cta{min-height:76svh;position:relative;display:grid;place-items:center;text-align:center;padding:4rem 1rem;overflow:hidden}.final-content{position:relative;z-index:2;max-width:850px}.final-content h2{font-size:clamp(3rem,8vw,7rem);line-height:.95;letter-spacing:-.06em;margin:1.5rem 0}.final-content p{color:#d8e5de;font-size:1.1rem;max-width:650px;margin:0 auto 2rem}.final-content>div{display:flex;justify-content:center;gap:.8rem;flex-wrap:wrap}footer{display:grid;grid-template-columns:1.3fr 1fr auto;gap:2rem;padding:3rem clamp(1rem,5vw,5rem);border-top:1px solid var(--line);color:var(--muted);font-size:.84rem}footer strong{color:var(--fg)}footer nav{display:flex;flex-wrap:wrap;gap:1rem}footer p{margin:.4rem 0 0;max-width:520px}.reveal{opacity:0;transform:translateY(24px);transition:.7s ease}.reveal.visible{opacity:1;transform:none}@media (max-width:850px){.nav{gap:1rem}.nav-links{display:none}.provider-grid,.limit-grid{grid-template-columns:1fr}.diagnostic-section,.budget-grid{grid-template-columns:1fr}.tool-copy{position:static}.evidence-list{grid-template-columns:1fr}.result{grid-template-columns:1fr}.result ol,.result-actions{grid-column:1}.field-pair{grid-template-columns:1fr}footer{grid-template-columns:1fr}.research-strip{grid-template-columns:1fr}.research-strip div{border-right:0;border-bottom:1px solid var(--line)}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}.media-cover,.cinematic video,.wide-video video{display:none}.hero,.final-cta,.cinematic{background:radial-gradient(circle at 50% 20%,#164b38,#030504 60%)}}
/* TJ-097 avatar slot contract */
.avatar-stack{display:flex}.avatar-stack img{width:1.9rem;height:1.9rem;border-radius:50%;border:2px solid #07100c;margin-left:-.35rem}.avatar-stack img:first-child{margin-left:0}
/* QA repair: keep evidence visible in no-script/full-page capture and prevent the diagnostic copy from overlapping the result card. */
.reveal{opacity:1!important;transform:none!important}.tool-copy{position:static!important}
/* Pipeline semantic-token consumption and adaptive persona media slots. */
:root{--background:var(--bg);--foreground:var(--fg);--border:var(--line);--primary:var(--accent);--font-body:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--tj-surface:var(--bg);--tj-text:var(--fg);--tj-border:var(--line);--tj-radius:1.5rem;--tj-font-body:var(--font-body)}
body{background:var(--tj-surface);color:var(--tj-text);font-family:var(--tj-font-body)}
.persona-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1rem}.persona-proof figure{margin:0;display:flex;align-items:center;gap:1rem;padding:1rem;border:1px solid var(--tj-border);border-radius:var(--tj-radius);text-align:left;background:rgba(255,255,255,.02)}.persona-proof img{width:4rem;height:4rem;border-radius:50%}.persona-proof figcaption,.provider-card figcaption{color:var(--muted);font-size:.75rem}.provider-card{margin:0}
@media (max-width:850px){.persona-proof{grid-template-columns:1fr}}
@media (max-width:850px){html[lang="zh-CN"] .hero h1{font-size:clamp(2.25rem,10vw,2.6rem);line-height:1.15;letter-spacing:-.02em;max-width:22rem}}


/* Centred hero: it was never leaning. It only needed the CONTENT capped so the
   headline stops stretching on wide screens — the section itself stays full-bleed
   so its background is not letterboxed. shouyi 2026-08-18 */
.hero { max-width: none; }
.hero-content { max-width: 1100px; margin-inline: auto; }
@media (min-width: 1600px) { .hero-content { max-width: 1180px; } }

/* 🔴 2026-09-08 守一：语言块显隐规则。原来只写在 tj-base.css 里，
   而【67/80 个带中文块的页面根本不链 tj-base.css】—— 那些页一直中英同屏。
   规则本身对 en/zh 行为不变，只是补上第三种语言（ja/de/… 两条都不匹配时中英全露）。 */
html:not([lang^="zh"]) [data-lang="zh"] { display: none; }
html[lang^="zh"] [data-lang="en"] { display: none; }