:root{
  --ink:#1c1917;--mut:#57534e;--line:#e7e5e4;--bg:#faf7f2;--card:#fff;
  --navy:#1e293b;--teal:#0f766e;--teal2:#14b8a6;--cream:#fff7ed;--warn:#92400e;--warnbg:#fef3c7;
  --radius:16px;--shadow:0 10px 28px rgba(28,25,23,.07);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Georgia,serif;color:var(--ink);background:var(--bg)}
a{color:var(--teal)}img{max-width:100%;height:auto;display:block}
.wrap{max-width:1100px;margin:0 auto;padding:0 1.25rem}
.pv{background:var(--warnbg);color:var(--warn);text-align:center;font-size:.84rem;padding:.5rem 1rem;font-weight:700;border-bottom:1px solid #f0d58a}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;z-index:99;background:#fff;padding:.5rem .8rem;border-radius:8px}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
header.site .bar{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:1rem}
.logo{font-weight:800;font-size:1.15rem;text-decoration:none;color:var(--navy);display:flex;align-items:center;gap:.45rem}
.logo svg{width:22px;height:22px;color:var(--teal);flex:none}
.wm{display:inline-flex;align-items:baseline;gap:0;line-height:1;letter-spacing:-0.01em}
.wm .ai{color:var(--teal);font-family:Georgia,"Times New Roman",Times,serif;font-weight:800;font-size:1.12em;letter-spacing:0.06em;padding-right:0.02em}
.wm .cap-i{font-family:Georgia,"Times New Roman",Times,serif;font-weight:800;font-style:normal;display:inline-block;min-width:0.35em;text-align:center;border-top:2px solid currentColor;border-bottom:2px solid currentColor;line-height:1;padding:0 0.04em;margin:0 0.01em}
.wm .rest{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-weight:800;color:inherit;letter-spacing:-0.015em}
footer .wm .rest{color:#e2e8f0}
footer .wm .ai{color:var(--teal2)}
.logo:hover .wm .ai{filter:brightness(1.08)}
nav.primary{display:flex;flex-wrap:wrap;gap:.2rem 1rem;align-items:center}
nav.primary a{text-decoration:none;color:var(--mut);font-weight:600;font-size:.92rem}
nav.primary a:hover,nav.primary a[aria-current="page"]{color:var(--teal)}
.menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:10px;padding:.4rem .75rem;font-weight:700}
.hero{position:relative;min-height:56vh;display:grid;align-items:end;color:#fff;background:#1e293b}
.hero picture,.hero picture img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:55% 45%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(15,23,42,.88) 0%,rgba(15,23,42,.55) 48%,rgba(15,23,42,.25) 100%)}
.hero .wrap{position:relative;z-index:1;padding:4.2rem 1.25rem 3rem}
.chip{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:.22rem .7rem;margin-bottom:.85rem}
.hero h1{font-size:clamp(2rem,5.2vw,3.25rem);line-height:1.08;margin:0 0 .7rem;max-width:16ch;font-family:Georgia,serif}
.hero p{font-size:1.1rem;max-width:38rem;margin:0 0 1.2rem;color:#e7e5e4}
.btns{display:flex;flex-wrap:wrap;gap:.65rem}
.btn{display:inline-block;background:var(--teal2);color:#042f2e;padding:.78rem 1.15rem;border-radius:12px;text-decoration:none;font-weight:800;border:0;cursor:pointer;font:inherit}
.btn:hover{filter:brightness(1.05)}
.btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn.outline{background:#fff;color:var(--teal);border:1px solid #99f6e4}
.btn.dark{background:var(--navy);color:#fff}
.btn.soft{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.55;cursor:not-allowed}
section{padding:3rem 0}section.alt{background:#fff}
h1,h2,h3{line-height:1.2;font-family:Georgia,serif}
h2{font-size:clamp(1.45rem,3vw,1.9rem);margin:0 0 .75rem}
.lead{color:var(--mut);font-size:1.05rem;max-width:46rem}
.grid{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.grid-2{display:grid;gap:1.25rem;grid-template-columns:1.05fr .95fr}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}
.card h3{margin:.4rem 0 .35rem;font-size:1.08rem}
.card p{margin:0;color:var(--mut);font-size:.95rem}
.ic{width:42px;height:42px;border-radius:12px;background:#ccfbf1;color:var(--teal);display:grid;place-items:center}
.ic svg{width:22px;height:22px}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.callout{border-left:4px solid var(--teal);background:#f0fdfa;padding:1rem 1.1rem;border-radius:0 12px 12px 0;margin:1rem 0}
.warnbox{border-left:4px solid #f59e0b;background:var(--warnbg);padding:1rem 1.1rem;border-radius:0 12px 12px 0;margin:1rem 0;color:var(--warn)}
.page-h{background:#fff;border-bottom:1px solid var(--line);padding:2rem 0 1.4rem}
.page-h h1{margin:0;font-size:clamp(1.7rem,4vw,2.4rem)}
.crumb{font-size:.86rem;color:var(--mut);margin-bottom:.5rem}
.crumb a{color:var(--mut)}
.prose{max-width:720px}.prose p{color:var(--ink)}.prose h2{margin-top:1.6rem}
.steps{counter-reset:step;display:grid;gap:1rem}
.step{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.2rem}
.step .n{width:36px;height:36px;border-radius:999px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800}
.writer{display:grid;gap:1.2rem;grid-template-columns:280px 1fr}
.chap-nav{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:.8rem;max-height:70vh;overflow:auto}
.chap-nav button{display:block;width:100%;text-align:left;background:transparent;border:0;border-radius:10px;padding:.65rem .7rem;font:inherit;cursor:pointer;color:var(--ink)}
.chap-nav button[aria-current="true"]{background:#ccfbf1;color:#115e59;font-weight:700}
.chap-nav button:hover{background:#f5f5f4}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}
.panel label{display:block;font-weight:700;margin:.7rem 0 .3rem}
.panel select,.panel textarea{width:100%;font:inherit;padding:.7rem .8rem;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
.panel textarea{min-height:220px;resize:vertical;line-height:1.55}
.prompt-list{margin:.4rem 0 0;padding-left:1.1rem;color:var(--mut)}
.toolbar{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem;align-items:center}
.status{font-size:.88rem;color:var(--mut);min-height:1.3em}
.badge{display:inline-block;font-size:.72rem;font-weight:800;padding:.15rem .55rem;border-radius:999px;background:var(--warnbg);color:var(--warn)}
.sample{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow);font-family:Georgia,serif}
.sample p{font-size:1.05rem;line-height:1.75}
.table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}
.table th,.table td{border:1px solid var(--line);padding:.65rem .75rem;text-align:left;vertical-align:top;font-size:.92rem}
.table th{background:#f5f5f4}
footer{background:var(--navy);color:#cbd5e1;padding:2.5rem 0;margin-top:2rem;font-size:.92rem}
footer a{color:#5eead4}footer .cols{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));margin-bottom:1.5rem}
footer h3{color:#fff;font-size:.95rem;margin:0 0 .5rem;font-family:system-ui,sans-serif}
footer ul{list-style:none;padding:0;margin:0}footer li{margin:.25rem 0}
.fine{font-size:.82rem;color:#94a3b8;max-width:58rem}
.price-grid{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.55rem}
.price-card .amt{font-size:2rem;font-weight:800;color:var(--navy);font-family:Georgia,serif}
.price-card .amt small{font-size:.95rem;font-weight:600;color:var(--mut)}
.price-card ul{margin:.2rem 0 0;padding-left:1.1rem;color:var(--mut);font-size:.95rem}
.price-card.later{opacity:.95;border-style:dashed}
.tag-prop{display:inline-block;font-size:.72rem;font-weight:800;background:var(--warnbg);color:var(--warn);border-radius:999px;padding:.15rem .55rem}
.tag-later{display:inline-block;font-size:.72rem;font-weight:800;background:#e2e8f0;color:#334155;border-radius:999px;padding:.15rem .55rem}
.checkout-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;max-width:640px;box-shadow:var(--shadow)}
.checkout-box .row{display:flex;justify-content:space-between;gap:1rem;padding:.45rem 0;border-bottom:1px solid var(--line);font-size:.95rem}
.checkout-box .row:last-child{border-bottom:0;font-weight:800}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media(max-width:900px){
  .menu-btn{display:inline-block}
  nav.primary{display:none;width:100%;flex-direction:column;align-items:flex-start;padding-bottom:1rem}
  nav.primary.open{display:flex}
  header.site .bar{flex-wrap:wrap}
  .trust,.grid-2,.writer{grid-template-columns:1fr}
  .chap-nav{max-height:none}
}
@media(max-width:520px){.trust{grid-template-columns:1fr 1fr}.hero::after{background:linear-gradient(180deg,rgba(15,23,42,.35),rgba(15,23,42,.92) 62%)}}