:root{
  color-scheme: light dark;
  --ink:#0b1015;
  --body:#33414f;
  --muted:#647386;
  --line:#e2e8ee;
  --line-strong:#cdd6df;
  --surface:#f6f8fa;
  --bg:#ffffff;
  --card:#ffffff;
  --header-bg:rgba(255,255,255,.92);
  --accent:#0f766e;
  --accent-hover:#0b5750;
  --accent-ink:#0b5750;
  --accent-soft:#e6f4f2;
  --btn-fg:#ffffff;
  --code-bg:#0b1015;
  --code-fg:#d8e2ec;
  --cta-bg:#0b1015;
  --cta-fg:#dbe4ec;
  --cta-heading:#ffffff;
  --max:1080px;
  --radius:10px;
}

/* Dark palette. Kept in two places on purpose: the attribute wins when the
   toggle has set a preference, the media query covers visitors with no JS. */
:root[data-theme="dark"]{
  --ink:#e9f0f7;
  --body:#a9b8c7;
  --muted:#7f92a5;
  --line:#22303e;
  --line-strong:#33465a;
  --surface:#0f1821;
  --bg:#0a1118;
  --card:#0d1620;
  --header-bg:rgba(10,17,24,.9);
  --accent:#14b8a6;
  --accent-hover:#2dd4bf;
  --accent-ink:#5eead4;
  --accent-soft:#0d2b28;
  --btn-fg:#06231f;
  --code-bg:#050b11;
  --code-fg:#dbe6f0;
  --cta-bg:#101c26;
  --cta-fg:#c3d2e0;
  --cta-heading:#ffffff;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme]){
    --ink:#e9f0f7;
    --body:#a9b8c7;
    --muted:#7f92a5;
    --line:#22303e;
    --line-strong:#33465a;
    --surface:#0f1821;
    --bg:#0a1118;
    --card:#0d1620;
    --header-bg:rgba(10,17,24,.9);
    --accent:#14b8a6;
    --accent-hover:#2dd4bf;
    --accent-ink:#5eead4;
    --accent-soft:#0d2b28;
    --btn-fg:#06231f;
    --code-bg:#050b11;
    --code-fg:#dbe6f0;
    --cta-bg:#101c26;
    --cta-fg:#c3d2e0;
    --cta-heading:#ffffff;
  }
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:var(--card);padding:8px 14px;border:1px solid var(--line);border-radius:6px;z-index:99}

/* header */
.site-header{border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--header-bg);backdrop-filter:blur(8px);z-index:20}
.header-inner{display:flex;align-items:center;gap:24px;height:64px}
.brand{font-weight:700;font-size:18px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.brand::before{content:"";display:inline-block;width:10px;height:10px;background:var(--accent);border-radius:3px;margin-right:8px;vertical-align:baseline}
.site-nav{display:flex;gap:22px;flex-wrap:wrap;margin-left:auto}
.header-actions{display:flex;align-items:center;gap:8px;flex:none}
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:0;background:none;border:1px solid var(--line);border-radius:8px;color:var(--body);cursor:pointer;flex:none}
.theme-toggle:hover{border-color:var(--line-strong);color:var(--ink)}
.theme-toggle svg{width:18px;height:18px;display:block}
.theme-toggle .icon-moon{display:none}
:root[data-theme="dark"] .theme-toggle .icon-sun{display:none}
:root[data-theme="dark"] .theme-toggle .icon-moon{display:block}
@media (prefers-color-scheme: dark){
  :root:not([data-theme]) .theme-toggle .icon-sun{display:none}
  :root:not([data-theme]) .theme-toggle .icon-moon{display:block}
}
.site-nav a{color:var(--body);text-decoration:none;font-size:15px;padding:4px 0;border-bottom:2px solid transparent}
.site-nav a:hover{color:var(--ink)}
.site-nav a.active{color:var(--accent-ink);border-bottom-color:var(--accent);font-weight:600}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;width:44px;height:44px;padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;flex:none}
.nav-toggle:hover{border-color:var(--line-strong)}
.nav-toggle .bar{display:block;width:18px;height:2px;background:var(--ink);border-radius:1px;transition:transform .18s ease,opacity .18s ease}
.nav-toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* typography */
h1,h2,h3,h4{color:var(--ink);letter-spacing:-.022em;line-height:1.2;margin:0 0 .5em}
h1{font-size:clamp(2rem,4.6vw,3.1rem);font-weight:700;letter-spacing:-.03em}
h2{font-size:clamp(1.45rem,2.6vw,1.9rem);margin-top:2.2em}
h3{font-size:1.15rem;margin-top:1.8em}
p{margin:0 0 1.1em}
a{color:var(--accent-ink)}
strong{color:var(--ink)}
.muted{color:var(--muted)}
.small{font-size:14px}
.lead{font-size:1.18rem;color:var(--body)}

/* hero */
.hero{padding:72px 0 48px;border-bottom:1px solid var(--line)}
.hero .eyebrow{font-size:13px;text-transform:uppercase;letter-spacing:.09em;color:var(--accent-ink);font-weight:650;margin-bottom:14px}
.hero p.lead{max-width:640px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}

/* buttons */
.btn{display:inline-block;background:var(--accent);color:var(--btn-fg);text-decoration:none;font-weight:600;font-size:16px;padding:13px 24px;border-radius:8px;border:1px solid var(--accent);transition:background .15s}
.btn:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn.ghost{background:var(--card);color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:var(--surface);border-color:var(--line-strong)}

/* sections */
section{padding:44px 0}
section.tight{padding:28px 0}
.prose{max-width:760px;overflow-wrap:break-word}
.prose ul,.prose ol{padding-left:1.25em;margin:0 0 1.2em}
.prose li{margin:.35em 0}

/* grids & cards */
.grid{display:grid;gap:20px}
.grid > *{min-width:0}
.grid.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid.g2{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:var(--card)}
.card h3{margin-top:0;font-size:1.08rem}
.card p{font-size:15.5px;margin-bottom:0}
.card .price{display:block;margin-top:14px;font-size:14px;font-weight:650;color:var(--accent-ink)}
a.card{text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
a.card:hover{border-color:var(--line-strong);transform:translateY(-2px)}

/* feature list */
.checks{list-style:none;padding:0;margin:0 0 1.2em;display:grid;gap:10px}
.checks li{padding-left:26px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:.55em;width:12px;height:7px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}

/* steps */
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:18px}
.steps li{counter-increment:s;position:relative;padding-left:46px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent-soft);color:var(--accent-ink);font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}

/* code */
pre{background:var(--code-bg);color:var(--code-fg);padding:18px 20px;border-radius:var(--radius);overflow-x:auto;font-size:13.5px;line-height:1.6;margin:0 0 1.2em}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
:not(pre)>code{background:var(--surface);border:1px solid var(--line);padding:2px 6px;border-radius:5px;font-size:.9em;color:var(--accent-ink)}
pre .k{color:#7dd3c7}
pre .s{color:#a7d8a0}

/* tables */
.table-wrap{overflow-x:auto;margin:0 0 1.4em}
table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:650;background:var(--surface)}
td:first-child{color:var(--ink);font-weight:550}

/* callout */
.callout{border-left:3px solid var(--accent);background:var(--accent-soft);padding:16px 20px;border-radius:0 8px 8px 0;margin:0 0 1.4em}
.callout p:last-child{margin-bottom:0}

/* faq */
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font-weight:600;color:var(--ink);font-size:16.5px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--muted);font-weight:400;font-size:20px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:12px 0 0;font-size:15.5px}

/* cta band */
.cta-band{background:var(--cta-bg);color:var(--cta-fg);padding:56px 0;margin-top:24px}
.cta-band h2{color:var(--cta-heading);margin-top:0}
.cta-band p{max-width:620px}
.cta-band .btn{background:#ffffff;color:#0b1015;border-color:#ffffff;margin-top:12px}
.cta-band .btn:hover{background:#e6f4f2;border-color:#e6f4f2}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:40px 0 28px;margin-top:0;background:var(--surface)}
.footer-inner{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-bottom:24px}
.footer-inner strong{color:var(--ink)}
.footer-inner p{margin:6px 0 0;font-size:14.5px;max-width:320px}
.footer-links{display:flex;flex-direction:column;gap:8px;font-size:14.5px}
.footer-links a{color:var(--body);text-decoration:none}
.footer-links a:hover{color:var(--accent-ink);text-decoration:underline}

/* breadcrumb */
.crumbs{font-size:13.5px;color:var(--muted);padding:14px 0 0}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--accent-ink)}

@media (max-width:820px){
  .grid.g2{grid-template-columns:1fr}
  .hero{padding:52px 0 36px}
  .site-header{position:static}
  .header-inner{height:auto;padding:6px 24px;flex-wrap:wrap;gap:0}
  .brand{order:1;display:inline-flex;align-items:center;min-height:44px}
  .header-actions{order:2;margin-left:auto}
  .nav-toggle{display:inline-flex}
  .site-nav{order:3;margin-left:0;display:none;flex-direction:column;align-items:stretch;width:100%;gap:0;padding:0;border-top:1px solid var(--line);margin-top:6px}
  .site-nav.open{display:flex}
  .site-nav a{display:flex;align-items:center;min-height:48px;font-size:15.5px;padding:0;border-bottom:1px solid var(--line);border-left:0}
  .site-nav a:last-child{border-bottom:0}
  .site-nav a.active{border-bottom-color:var(--line);color:var(--accent-ink);font-weight:650}
  .footer-links{gap:0}
  .footer-links a{display:inline-flex;align-items:center;min-height:44px;padding:0}
}
@media (max-width:420px){
  body{font-size:16.5px}
  .btn{padding:14px 22px}
}