:root{--ink:#132221;--muted:#58706c;--cream:#f7f8f4;--white:#fff;--border:#dce4df;--mint:#d4f4dd;--emerald:#126d58;--dark:#123e36;--shadow:0 18px 48px rgba(29,55,45,.075);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial,sans-serif;line-height:1.6}a{color:var(--emerald);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}button,input,textarea{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #8ecab8;outline-offset:3px}.container{width:min(1160px,calc(100% - 44px));margin:auto}.site-header{background:rgba(247,248,244,.96);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}.nav{min-height:76px;display:flex;align-items:center;gap:24px;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-size:1.25rem;font-weight:800;letter-spacing:-.045em}.logo-mark{display:grid;place-items:center;color:#fff;background:var(--dark);border-radius:14px;width:42px;height:42px;font-size:1.3rem}.brand span small{display:block;font-size:.64rem;letter-spacing:.11em;color:var(--muted);font-weight:700;line-height:1.2;text-transform:uppercase}.nav-links{display:flex;align-items:center;gap:26px}.nav-links a{color:#334b46;font-size:.9rem;font-weight:600;text-decoration:none}.nav-links a:hover{color:var(--emerald)}.nav-links .nav-cta{color:#fff;padding:9px 15px;border-radius:11px;background:var(--dark)}.hero{padding:76px 0 45px;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;right:-160px;top:-100px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,#d9f0de 0%,transparent 67%);pointer-events:none}.hero>*{position:relative;z-index:1}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#206f57;font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-size:.75rem}.eyebrow:before{content:"";width:7px;height:7px;background:#40b386;border-radius:50%}h1,h2,h3{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial,sans-serif;letter-spacing:-.045em;line-height:1.13}h1{font-size:clamp(2.55rem,5.8vw,5rem);max-width:820px;margin:20px 0 22px;font-weight:840}h1 em{font-style:normal;color:var(--emerald)}.lead{font-size:1.14rem;max-width:690px;color:#4f6862;margin-bottom:26px}.trust-points{display:flex;flex-wrap:wrap;gap:11px}.trust-points span{padding:7px 13px;background:#eef4ec;border:1px solid #dce9dc;border-radius:999px;font-weight:650;color:#35594e;font-size:.83rem}.workspace{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px;overflow:hidden;margin:20px auto 35px}.workspace-top{padding:25px 30px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:20px}.workspace-top h2{font-size:1.3rem;margin:0 0 5px}.workspace-top p{margin:0;color:var(--muted);font-size:.88rem}.tag{border:1px solid #c3e5ce;background:#eaf8ed;border-radius:999px;color:#196b4c;font-size:.75rem;font-weight:800;padding:7px 12px;white-space:nowrap}.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}.editor-panel{min-width:0;padding:23px 25px}.editor-panel:first-child{border-right:1px solid var(--border)}.field-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}.field-head 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transparent;text-decoration:none}.button:active{transform:translateY(1px)}.button.primary{background:var(--dark);color:white}.button.primary:hover{background:#20624f}.button.secondary{background:#eff6f0;color:#215342;border-color:#d6e7dc}.button.secondary:hover{background:#e4f2e7}.button.ghost{color:#4e625c;background:transparent;border-color:#dbe3dd}.button.ghost:hover{background:#f5f7f3}.upload-label{font-size:.84rem;display:inline-flex;cursor:pointer;align-items:center;color:var(--emerald);font-weight:750}.upload-label input{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}.settings{padding:24px 30px 26px;border-top:1px solid var(--border);background:#fcfdfb}.settings h3{margin:0 0 10px;font-size:1rem}.options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:11px}.option{border:1px solid var(--border);border-radius:12px;padding:12px 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strong{white-space:nowrap;color:#22684e}.status{font-weight:700;color:#266a50;font-size:.8rem;min-height:20px}.note{color:#677b72;font-size:.8rem;margin:10px 0 0}.notice{border-left:4px solid #78af97;background:#eef5ef;border-radius:9px;padding:18px 20px;color:#3e5e51;font-size:.89rem;margin:25px 0}.notice strong{color:#245947}.section{padding:64px 0}.section-head{margin-bottom:27px}.section-head h2{font-size:clamp(1.7rem,3.8vw,2.8rem);margin:12px 0}.section-head p{color:var(--muted);max-width:680px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:19px}.info-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:24px}.info-card .number{color:#197958;font-size:.83rem;font-weight:850;letter-spacing:.08em}.info-card h3{font-size:1.14rem;margin:14px 0 10px}.info-card p{font-size:.9rem;color:#5a7169;margin:0}.banner{background:var(--dark);color:#fff;border-radius:22px;padding:37px;margin:55px auto 70px}.banner h2{font-size:2rem;margin:0 0 15px}.banner p{color:#c8dfd4;max-width:700px}.banner .button{background:#c9efcf;color:#154b37;margin-top:8px}.site-footer{background:#eaf0e8;border-top:1px solid #dce4df;padding:33px 0 27px;margin-top:60px}.footer-inner{display:flex;justify-content:space-between;gap:25px;align-items:flex-start}.footer-inner p{color:#677c73;font-size:.8rem;margin:8px 0 0;max-width:460px}.footer-links{display:flex;flex-wrap:wrap;gap:12px 18px;max-width:510px;justify-content:flex-end}.footer-links a{font-size:.79rem;font-weight:700;color:#405f53;text-decoration:none}.copyright{border-top:1px solid #d4e0d7;margin-top:28px;padding-top:17px;color:#658075;font-size:.75rem}.article-hero{padding:65px 0 14px}.article-hero h1{font-size:clamp(2.5rem,5vw,4.2rem);max-width:810px}.article{max-width:820px;margin:10px auto 80px;background:#fff;border:1px solid var(--border);border-radius:20px;padding:32px 42px;box-shadow:0 10px 28px rgba(0,0,0,.025)}.article h2{margin:33px 0 12px;font-size:1.42rem}.article h3{margin:22px 0 9px}.article p,.article li{color:#465c55;font-size:1rem}.article ul{padding-left:22px}.article li{margin:7px 0}.article a{font-weight:650}.faq-item{border-bottom:1px solid var(--border);padding:17px 0}.faq-item h2{font-size:1.12rem;margin:0 0 8px}.faq-item p{margin:0}.smallprint{font-size:.8rem;color:var(--muted)}@media(max-width:880px){.nav-links{gap:13px}.nav-links a{font-size:.8rem}.editor-grid{grid-template-columns:1fr}.editor-panel:first-child{border-right:0;border-bottom:1px solid var(--border)}.options{grid-template-columns:repeat(2,minmax(0,1fr))}.cards{grid-template-columns:1fr}.footer-inner{flex-direction:column}.footer-links{justify-content:flex-start}}@media(max-width:560px){.container{width:min(100% - 26px,1160px)}.nav{min-height:69px}.brand{font-size:1.12rem}.logo-mark{width:37px;height:37px}.nav-links a:not(.nav-cta){display:none}.hero{padding:48px 0 29px}.lead{font-size:1.02rem}.workspace{border-radius:17px}.workspace-top{padding:19px;align-items:flex-start;flex-wrap:wrap}.editor-panel{padding:19px}.settings{padding:20px 19px}.options{grid-template-columns:1fr}.report{padding:19px}.change-list li{flex-wrap:wrap}.article{padding:23px}.banner{padding:28px 23px}.section{padding:40px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}
/* Optional local writing-pattern analysis (not an AI-authorship classifier). */
[hidden]{display:none!important}
.detector-section{padding-top:36px;scroll-margin-top:104px}
.detector-section .section-head p{max-width:900px}
.detector-workspace{margin-bottom:0}
.detector-workspace .workspace-top h3{margin:0 0 6px;font-size:1.15rem}
.detector-content{padding:24px 30px 30px}
.detector-label{display:block;font-size:.9rem;font-weight:800;margin-bottom:10px}
#detector-text{height:190px;min-height:155px;resize:vertical}
.detector-controls{margin-bottom:16px}
.detector-results{margin-top:18px;border-top:1px solid var(--border);padding-top:24px}
.detector-masthead{display:flex;gap:16px;align-items:flex-start;justify-content:space-between}
.detector-masthead h3{margin:5px 0 1px;font-size:1.45rem}
.result-kicker{font-weight:850;color:#2b7960;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase}
.tag-neutral{color:#52635c;background:#eff3ee;border-color:#d6e0d6}
.detector-caution{background:#f6f6ef;padding:13px 15px;border-radius:12px;color:#536459;font-size:.87rem;border:1px solid #e3e5d8}
.detector-outcomes{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:13px}
.detector-outcomes>div{border:1px solid var(--border);border-radius:12px;background:#f8fbf8;padding:13px 15px}
.detector-outcomes small{display:block;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:.69rem;font-weight:750;margin-bottom:3px}
.detector-outcomes strong{font-size:.82rem;color:#284c40;font-weight:750;line-height:1.5;display:block}
.detector-results h4{font-size:.95rem;margin:22px 0 12px}
.pattern-list{margin:0;padding:0;list-style:none;display:grid;gap:11px}
.pattern-item{background:#f7faf6;border:1px solid #e0e9e1;border-radius:12px;padding:15px 18px}
.pattern-title{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.pattern-title strong{font-size:.9rem}
.pattern-count{font-size:.75rem;font-weight:850;color:#2f6953;white-space:nowrap}
.pattern-item p{font-size:.85rem;line-height:1.5;color:#567066;margin:7px 0 0}
.pattern-item p.pattern-examples{color:#325b4c;background:#ecf5eb;padding:8px 10px;border-radius:7px;overflow-wrap:anywhere}
.detector-disclosure{margin-top:18px}
@media(max-width:560px){.detector-section{padding-top:20px}.detector-content{padding:19px}.detector-masthead{flex-wrap:wrap}.detector-outcomes{grid-template-columns:1fr}.detector-controls .button{width:100%}}