:root{--plum:#5b2a4e;--terra:#c4654e;--blush:#f3d9d2;--cream:#fbf6f1;--ink:#2b2330;--muted:#7a7280;--line:#ece2db;--ok:#2f7d56;--warn:#b5701d;--danger:#b23a3a}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.6}
a{color:var(--terra);text-decoration:none}a:hover{text-decoration:underline}
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:.8rem;background:var(--plum);color:#fff;padding:.7rem 1rem;box-shadow:0 2px 10px rgba(0,0,0,.12)}
.brand{color:#fff;font-weight:800;font-size:1.25rem;letter-spacing:.5px}.brand span{color:var(--blush)}
.topbar .tag{color:#e9d9e4;font-size:.82rem}.topbar .tag em{color:#f6c9a8;font-style:normal}
.menu-btn{display:none;background:transparent;border:0;color:#fff;font-size:1.4rem;cursor:pointer}
.layout{display:flex;align-items:flex-start}
.nav{width:288px;flex:0 0 288px;height:calc(100vh - 52px);position:sticky;top:52px;overflow-y:auto;background:#fff;border-right:1px solid var(--line);padding:1rem .6rem}
.nav-inner{font-size:.86rem}
.nav-group{margin-bottom:.9rem}
.nav-h{font-weight:700;color:var(--plum);font-size:.74rem;text-transform:uppercase;letter-spacing:.6px;padding:.2rem .5rem;margin-bottom:.2rem}
.nav a{display:block;padding:.28rem .5rem;border-radius:7px;color:var(--ink);line-height:1.3}
.nav a:hover{background:var(--blush);text-decoration:none}
.nav a.active{background:var(--plum);color:#fff}
.content{flex:1 1 auto;min-width:0;max-width:880px;margin:0 auto;padding:1.6rem 1.6rem 4rem}
.crumb{font-size:.8rem;color:var(--muted);margin-bottom:1rem}.crumb i{margin:0 .4rem;color:#cbbfd0}.crumb a{color:var(--muted)}
h1{font-size:2rem;line-height:1.2;color:var(--plum);margin:.2rem 0 1rem}
h2{font-size:1.35rem;color:var(--plum);margin:2rem 0 .7rem;padding-bottom:.3rem;border-bottom:2px solid var(--blush)}
h3{font-size:1.05rem;margin:1rem 0 .4rem}
.lede{font-size:1.12rem;color:#4a4350}
p,li{font-size:1rem}
.content table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.92rem;background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.05)}
th,td{padding:.6rem .7rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--plum);color:#fff;font-weight:600}
tr:last-child td{border-bottom:0}tbody tr:nth-child(even){background:#faf5f1}
code{background:#f1e8e3;padding:.1rem .35rem;border-radius:4px;font-size:.88em}
pre{background:#2b2330;color:#f3e9e0;padding:1rem;border-radius:10px;overflow:auto;font-size:.84rem;line-height:1.4}
pre code{background:transparent;color:inherit;padding:0}
blockquote{margin:1rem 0;padding:.4rem 1rem;border-left:4px solid var(--terra);background:#fff;color:#4a4350}
hr{border:0;border-top:1px solid var(--line);margin:2rem 0}
ul,ol{padding-left:1.3rem}li{margin:.2rem 0}
input[type=checkbox]{margin-right:.5rem;transform:scale(1.1)}
li:has(input[type=checkbox]){list-style:none;margin-left:-1rem}
.callout{border-radius:10px;padding:.7rem 1rem;margin:1rem 0;background:#fff;border:1px solid var(--line);border-left:4px solid var(--muted)}
.callout-title{font-weight:700;display:flex;align-items:center;gap:.5rem;margin-bottom:.2rem}
.callout-ico{font-size:1rem}
.callout-body>:first-child{margin-top:0}.callout-body>:last-child{margin-bottom:0}
.callout-note,.callout-info{border-left-color:#3b76c2;background:#f4f8fd}
.callout-tip,.callout-success{border-left-color:var(--ok);background:#f2faf5}
.callout-todo,.callout-abstract{border-left-color:var(--plum);background:#f9f4f8}
.callout-important,.callout-example,.callout-quote{border-left-color:#8a4fb0;background:#f8f4fb}
.callout-warning{border-left-color:var(--warn);background:#fdf6ec}
.callout-danger{border-left-color:var(--danger);background:#fdf0f0}
.hero{display:flex;gap:1.5rem;align-items:center;background:linear-gradient(135deg,#fff,var(--blush));border-radius:18px;padding:2rem;margin-bottom:1.5rem}
.hero-txt{flex:1}.hero h1{margin-top:.4rem}
.pill{display:inline-block;background:var(--plum);color:#fff;font-size:.72rem;padding:.25rem .7rem;border-radius:99px;letter-spacing:.4px}
.hero-art{font-size:5rem;display:flex;flex-direction:column;align-items:center;color:var(--plum);font-weight:800}.hero-art span{font-size:1rem;letter-spacing:1px}
.hero-cta{display:flex;gap:.6rem;flex-wrap:wrap;margin:1rem 0 .6rem}
.btn{display:inline-block;background:var(--terra);color:#fff;padding:.6rem 1.1rem;border-radius:99px;font-weight:600}
.btn:hover{background:#a9543f;text-decoration:none}
.btn.ghost{background:transparent;color:var(--plum);border:2px solid var(--plum)}.btn.ghost:hover{background:var(--plum);color:#fff}
.trust{font-size:.82rem;color:var(--muted);margin-top:.4rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin:1rem 0}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.1rem}
.card .ico{font-size:1.6rem}.card h3{margin:.3rem 0 .3rem}.card p{margin:0;font-size:.92rem;color:#4a4350}
.band{background:#fff;border:1px solid var(--line);border-radius:16px;padding:1.4rem;margin:1.5rem 0}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin:1rem 0}
.steps>div span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:99px;background:var(--plum);color:#fff;font-weight:700}
.savings{background:linear-gradient(135deg,var(--plum),#7a3a68);color:#fff;border-radius:16px;padding:1.6rem;margin:1.5rem 0}
.savings h2{color:#fff;border-color:rgba(255,255,255,.3)}.savings .btn{background:#fff;color:var(--plum)}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin:.6rem 0}
.chips a{background:#fff;border:1px solid var(--line);border-radius:99px;padding:.35rem .8rem;font-size:.86rem;color:var(--plum)}
.chips a:hover{background:var(--plum);color:#fff;text-decoration:none}
.muted{color:var(--muted)}
.card-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:1.2rem 0}
.lcard{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.1rem;color:var(--ink)}
.lcard:hover{border-color:var(--terra);box-shadow:0 4px 14px rgba(0,0,0,.07);text-decoration:none}
.lcard h3{margin:0 0 .3rem;color:var(--plum)}.lcard p{margin:0;font-size:.9rem;color:#4a4350}
.faq{margin:.6rem 0}.faq h3{margin:.6rem 0 .2rem}.faq p{margin:0;color:#4a4350}
.cta{background:var(--blush);border-radius:16px;padding:1.6rem;margin:2rem 0;text-align:center}
.cta h3{color:var(--plum);margin:.2rem 0}.related{font-size:.9rem;color:var(--muted);margin:1.4rem 0;padding-top:1rem;border-top:1px solid var(--line)}
.foot{margin-top:3rem;padding-top:1.2rem;border-top:1px solid var(--line);font-size:.84rem;color:var(--muted)}
.disclaimer{font-size:.78rem;margin-top:.4rem}
.scrim{display:none}
@media(max-width:860px){
.menu-btn{display:block}
.nav{position:fixed;left:0;top:52px;transform:translateX(-100%);transition:transform .2s;z-index:25;box-shadow:2px 0 16px rgba(0,0,0,.15)}
body.nav-open .nav{transform:translateX(0)}
body.nav-open .scrim{display:block;position:fixed;inset:52px 0 0 0;background:rgba(0,0,0,.35);z-index:20}
.hero{flex-direction:column;align-items:flex-start}.hero-art{font-size:3.4rem}
h1{font-size:1.6rem}
}
/* ---- store header/footer chrome (public ecom site) ---- */
.announce{background:var(--plum);color:#fff;text-align:center;font-size:.82rem;padding:.45rem 1rem;font-weight:600;letter-spacing:.2px}
.announce span{opacity:.6;margin:0 .5rem}
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.93);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr-in{display:flex;align-items:center;gap:1rem;height:60px}
.logo{font-weight:900;font-size:1.45rem;color:var(--plum);letter-spacing:.5px;text-decoration:none}
.logo span{color:var(--terra)}
.hdr-nav{display:flex;gap:1.3rem;margin-left:1rem;font-weight:600;font-size:.92rem}
.hdr-nav a{color:var(--ink);text-decoration:none}
.hdr-nav a:hover{color:var(--terra)}
.hdr-spacer{flex:1}
.icon-btn{background:transparent;border:0;cursor:pointer;font-size:1.3rem;color:var(--plum);display:flex;align-items:center;text-decoration:none}
.footer{background:var(--ink);color:#cfc7d2;font-size:.9rem;padding:2.4rem 0 1.4rem;margin-top:3rem}
.footer .wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.1rem}
.footer h4{color:#fff;font-size:.95rem;margin:0 0 .6rem}
.footer p{margin:.3rem 0}
.footer a{color:#cfc7d2;text-decoration:none}.footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:1.4rem}
.foot-bottom{border-top:1px solid #3a3340;margin-top:1.6rem;padding-top:1rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;font-size:.8rem;color:#9a909c}
.pay-logos{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:.5rem}
.pay-logos span{background:#fff;color:var(--ink);font-size:.66rem;font-weight:800;padding:.2rem .5rem;border-radius:5px}
.wa{position:fixed;right:16px;bottom:16px;z-index:46;width:54px;height:54px;border-radius:99px;background:#25D366;color:#fff;display:grid;place-items:center;font-size:1.7rem;box-shadow:0 8px 22px rgba(37,211,102,.45);text-decoration:none}
.wa:hover{transform:scale(1.05)}
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:45;background:#fff;border-top:1px solid var(--line);padding:.6rem .9rem;display:none;align-items:center;gap:.8rem;box-shadow:0 -4px 16px rgba(0,0,0,.08)}
.sticky-cta .p{font-weight:800;color:var(--plum)}
.sticky-cta .btn{flex:1}
.content{max-width:900px}
@media(max-width:880px){
  .hdr-nav{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .sticky-cta{display:flex}
  body{padding-bottom:68px}
  .wa{bottom:78px}
}
@media(max-width:520px){ .foot-grid{grid-template-columns:1fr} }