:root{
  --ground:#F4F7F6; --surface:#FFFFFF; --ink:#12232A; --muted:#55686E;
  --line:#D3DEDB; --accent:#0A6F6A; --accent-ink:#FFFFFF; --accent-soft:#DDEFEC;
  --signal:#B7791F; --signal-soft:#F7EBD6; --code-bg:#EAF1EF;
  --display:"Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body:"IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --wrap:1120px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0D181C; --surface:#13232A; --ink:#E4EDEB; --muted:#9AB0B0;
    --line:#24393F; --accent:#46B9AF; --accent-ink:#06201E; --accent-soft:#16363A;
    --signal:#E3B061; --signal-soft:#3A2E17; --code-bg:#172C33; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#0D181C; --surface:#13232A; --ink:#E4EDEB; --muted:#9AB0B0;
  --line:#24393F; --accent:#46B9AF; --accent-ink:#06201E; --accent-soft:#16363A;
  --signal:#E3B061; --signal-soft:#3A2E17; --code-bg:#172C33; color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--ground);color:var(--ink);font:400 17px/1.6 var(--body);-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:clamp(16px,4vw,32px)}
h1,h2,h3{font-family:var(--display);line-height:1.12;text-wrap:balance;margin:0;letter-spacing:-0.015em}
h1{font-size:clamp(2.2rem,5.2vw,3.7rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem);font-weight:700}
h3{font-size:1.15rem;font-weight:600;letter-spacing:0}
p{margin:0}
.eyebrow{font:500 0.78rem/1.2 var(--mono);text-transform:uppercase;letter-spacing:0.09em;color:var(--accent)}
.lede{font-size:1.15rem;color:var(--muted);max-width:60ch}

/* header */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--ground) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font:700 1.2rem/1 var(--display)}
.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font:600 0.95rem/1 var(--mono)}
.nav{display:flex;align-items:center;gap:24px}
.nav a{color:var(--ink);text-decoration:none;font-size:0.95rem}
.nav a:hover{color:var(--accent)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border-radius:8px;background:var(--accent);color:var(--accent-ink);text-decoration:none;font-weight:600;font-size:0.95rem;border:0;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.nav .btn{color:var(--accent-ink)}
@media (max-width:760px){.nav a:not(.btn){display:none}}

/* hero */
.hero{padding-block:clamp(48px,8vw,96px) clamp(40px,6vw,72px)}
.hero .wrap{display:grid;grid-template-columns:1.1fr 0.9fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero-copy{display:flex;flex-direction:column;gap:22px}
.status{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;padding:6px 12px;border-radius:999px;background:var(--signal-soft);color:var(--ink);font-size:0.85rem}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--signal)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:880px){.hero .wrap{grid-template-columns:1fr}}

/* rx card */
.rx{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 40px -24px rgba(10,40,40,.35);overflow:hidden;font-size:0.9rem}
.rx-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);font:500 0.78rem/1 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.rx-head b{font-family:var(--display);font-size:1.5rem;color:var(--accent);letter-spacing:0;text-transform:none}
.rx-body{padding:16px 18px;display:grid;gap:10px}
.rx-row{display:grid;grid-template-columns:92px 1fr;gap:12px}
.rx-row dt{font:500 0.72rem/1.6 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.rx-row dd{margin:0}
.rx-route{display:inline-block;padding:2px 8px;border-radius:6px;background:var(--accent-soft);font-size:0.85rem}
.rx-trail{border-top:1px solid var(--line);padding:14px 18px;display:grid;gap:8px;background:var(--code-bg)}
.msg{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;font:400 0.8rem/1.3 var(--mono)}
.msg i{width:8px;height:8px;border-radius:50%;background:var(--accent);display:block}
.msg span:last-child{color:var(--muted)}
.rx-note{padding:8px 18px;font-size:0.72rem;color:var(--muted);border-top:1px solid var(--line)}

/* sections */
section.block{padding-block:clamp(56px,8vw,96px);border-top:1px solid var(--line)}
.block-head{display:flex;flex-direction:column;gap:12px;margin-bottom:40px;max-width:70ch}
.audience{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.audience div{padding-top:16px;border-top:2px solid var(--accent);display:flex;flex-direction:column;gap:6px}
.audience p{color:var(--muted);font-size:0.95rem}
@media (max-width:900px){.audience{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.audience{grid-template-columns:1fr}}

.features{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.feature{background:var(--surface);padding:28px;display:flex;flex-direction:column;gap:10px}
.feature .tag{font:500 0.72rem/1 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.feature p{color:var(--muted);font-size:0.97rem}
@media (max-width:900px){.features{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.features{grid-template-columns:1fr}}

.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;counter-reset:step}
.steps li{counter-increment:step;display:grid;grid-template-columns:56px 1fr;gap:20px;padding-block:22px;border-bottom:1px solid var(--line)}
.steps li:first-child{border-top:1px solid var(--line)}
.steps li::before{content:counter(step,decimal-leading-zero);font:500 1rem/1.5 var(--mono);color:var(--accent)}
.steps h3{margin-bottom:4px}
.steps p{color:var(--muted);max-width:65ch}
.steps code{font:0.85em var(--mono);background:var(--code-bg);padding:1px 6px;border-radius:4px;color:var(--ink)}

.security{display:grid;grid-template-columns:0.9fr 1.1fr;gap:clamp(32px,5vw,64px);align-items:start}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.checks li{display:grid;grid-template-columns:22px 1fr;gap:12px}
.checks li::before{content:"";width:14px;height:14px;margin-top:6px;border-radius:4px;border:2px solid var(--accent);background:var(--accent-soft)}
@media (max-width:860px){.security{grid-template-columns:1fr}}

.contact{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:clamp(28px,5vw,48px);display:grid;grid-template-columns:1.2fr 0.8fr;gap:32px;align-items:center}
.contact .addr{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font:500 1.05rem/1.3 var(--mono)}
.copy{font:500 0.8rem/1 var(--body);padding:8px 12px;border-radius:6px;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}
@media (max-width:760px){.contact{grid-template-columns:1fr}}

/* footer */
.site-foot{border-top:1px solid var(--line);padding-block:32px;font-size:0.88rem;color:var(--muted)}
.site-foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}
.site-foot nav{display:flex;gap:20px}
.site-foot a{color:var(--muted)}

/* legal pages */
.legal{padding-block:56px 80px}
.legal .wrap{max-width:760px}
.legal h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:8px}
.legal h2{font-size:1.3rem;margin-top:36px;margin-bottom:10px}
.legal p,.legal li{color:var(--ink);max-width:68ch}
.legal p+p{margin-top:12px}
.legal ul{padding-left:20px;display:grid;gap:6px}
.legal .updated{color:var(--muted);font:0.85rem var(--mono)}

/* two doors */
.doors{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.door{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:clamp(24px,3.5vw,36px);display:flex;flex-direction:column;gap:14px;text-decoration:none;color:var(--ink);transition:border-color .15s}
.door:hover{border-color:var(--accent)}
.door p{color:var(--muted)}
.door ul{margin:0;padding-left:18px;display:grid;gap:4px;color:var(--ink);font-size:0.95rem}
.door .go{margin-top:auto;font-weight:600;color:var(--accent)}
@media (max-width:760px){.doors{grid-template-columns:1fr}}
.page-hero{padding-block:clamp(48px,7vw,80px) clamp(32px,5vw,56px)}
.page-hero .wrap{display:flex;flex-direction:column;gap:18px}
.note{font-size:0.9rem;color:var(--muted);max-width:70ch}