/* Layout concept: a ledger-style storefront — products read like order slips, prices and file facts set in mono. */
:root{
  --bg:#F2F4F3; --surface:#FFFFFF; --sunk:#E7EBE9; --ink:#0E1A1B; --muted:#56656A; --line:rgba(14,26,27,.12);
  --accent:#0B6E5F; --accent-ink:#FFFFFF; --accent-soft:rgba(11,110,95,.10);
  --gold:#C98A0E; --gold-soft:rgba(201,138,14,.12);
  --band:#0D1D20; --band-ink:#E9F0EE; --band-muted:#9DB0AE; --band-line:rgba(255,255,255,.13);
  --danger:#B42318;
  --f-display:"Bricolage Grotesque","Avenir Next","Segoe UI",system-ui,sans-serif;
  --f-body:"Public Sans","Segoe UI",system-ui,-apple-system,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Consolas,monospace;
  --r-lg:18px; --r-md:12px; --r-sm:8px; --maxw:1160px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0A1113; --surface:#111B1E; --sunk:#0D1517; --ink:#E6EEEC; --muted:#93A4A6; --line:rgba(255,255,255,.11);
  --accent:#3CC3A6; --accent-ink:#04211B; --accent-soft:rgba(60,195,166,.12);
  --gold:#F0B545; --gold-soft:rgba(240,181,69,.13);
  --band:#050B0C; --band-ink:#E6EEEC; --band-muted:#8EA1A2; --band-line:rgba(255,255,255,.12);
  --danger:#F97066; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0A1113; --surface:#111B1E; --sunk:#0D1517; --ink:#E6EEEC; --muted:#93A4A6; --line:rgba(255,255,255,.11);
  --accent:#3CC3A6; --accent-ink:#04211B; --accent-soft:rgba(60,195,166,.12);
  --gold:#F0B545; --gold-soft:rgba(240,181,69,.13);
  --band:#050B0C; --band-ink:#E6EEEC; --band-muted:#8EA1A2; --band-line:rgba(255,255,255,.12);
  --danger:#F97066; color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16.5px/1.6 var(--f-body);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.08;margin:0;text-wrap:balance;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5.6vw,4.1rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:700}
h3{font-size:1.2rem;font-weight:650;letter-spacing:-.01em}
p{margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:20px}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.eyebrow{font:500 .76rem/1.2 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.muted{color:var(--muted)}
.lede{font-size:1.14rem;color:var(--muted);max-width:62ch}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:20px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--f-display);font-weight:700;font-size:1.12rem;letter-spacing:-.02em;white-space:nowrap}
.brand svg{width:30px;height:30px;flex:none}
.brand b{color:var(--accent);font-weight:700}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{text-decoration:none;padding:8px 12px;border-radius:999px;font-weight:500;font-size:.95rem;color:var(--muted)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink);background:var(--sunk)}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 10px;color:var(--ink);font:inherit;cursor:pointer}
@media (max-width:820px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;background:var(--bg);border-bottom:1px solid var(--line);padding:10px 20px 18px}
  .nav.open{display:flex}
  .nav a{padding:12px 14px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:600 1rem/1 var(--f-body);text-decoration:none;border-radius:999px;padding:15px 24px;border:1px solid transparent;cursor:pointer;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--sunk)}
.btn-sm{padding:10px 16px;font-size:.92rem}
.btn-pay{background:#FFC439;color:#111;border-color:#E3AC1E;width:100%;padding:16px 20px;font-size:1.03rem}
.btn-pay .pp{font-weight:800;font-style:italic;letter-spacing:-.02em}
.btn-pay .pp i{color:#003087;font-style:italic}.btn-pay .pp em{color:#0079C1;font-style:italic}
.btn-pay[disabled]{opacity:.55;cursor:not-allowed;transform:none}
.pay-note{font-size:.82rem;color:var(--muted);text-align:center;margin-top:10px}

/* hero */
.hero{padding-block:72px 56px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lede{margin-top:20px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-facts{display:flex;gap:28px;flex-wrap:wrap;margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.hero-facts div{display:grid;gap:2px}
.hero-facts strong{font:600 1.5rem/1 var(--f-mono)}
.hero-facts span{font-size:.86rem;color:var(--muted)}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.hero{padding-block:44px 36px}}

/* slip (order summary) */
.slip{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:0 18px 40px -28px rgba(0,0,0,.35);position:relative}
.slip::after{content:"";position:absolute;left:18px;right:18px;bottom:-7px;height:14px;background:radial-gradient(circle at 7px 0,transparent 6px,var(--surface) 6.5px) 0 0/14px 14px repeat-x;filter:drop-shadow(0 1px 0 var(--line))}
.slip-head{display:flex;justify-content:space-between;align-items:center;font:500 .76rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-bottom:14px;border-bottom:1px dashed var(--line)}
.slip-row{display:flex;justify-content:space-between;gap:16px;padding:9px 0;font-size:.95rem;border-bottom:1px dashed var(--line)}
.slip-row span:last-child{font-family:var(--f-mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.slip-row.strike span:last-child{text-decoration:line-through;color:var(--muted)}
.slip-total{display:flex;justify-content:space-between;align-items:baseline;padding-top:14px}
.slip-total strong{font:600 2.2rem/1 var(--f-mono);color:var(--ink)}
.slip-save{display:inline-block;margin-top:12px;background:var(--gold-soft);color:var(--gold);font:600 .8rem/1 var(--f-mono);padding:7px 10px;border-radius:6px}

/* sections */
section{padding-block:64px}
.sec-head{display:grid;gap:12px;margin-bottom:34px;max-width:720px}
.band{background:var(--band);color:var(--band-ink)}
.band .muted,.band .lede{color:var(--band-muted)}
.band .eyebrow{color:var(--gold)}

/* product cards */
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;text-decoration:none;transition:transform .18s,box-shadow .18s;min-width:0}
.card:hover{transform:translateY(-3px);box-shadow:0 20px 40px -30px rgba(0,0,0,.5)}
.card-art{aspect-ratio:4/3;display:grid;place-items:center;background:var(--sunk);max-width:100%;position:relative;overflow:hidden}
.card-art img{position:absolute;inset:18px;width:calc(100% - 36px);height:calc(100% - 36px);object-fit:contain;border-radius:6px}
.card-art svg{width:42%;height:auto}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-meta{display:flex;justify-content:space-between;gap:8px;font:500 .72rem/1.2 var(--f-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.card h3{font-size:1.14rem}
.card p{font-size:.94rem;color:var(--muted)}
.card-foot{margin-top:auto;padding-top:12px;display:flex;justify-content:space-between;align-items:center;border-top:1px dashed var(--line)}
.price{font:600 1.3rem/1 var(--f-mono);font-variant-numeric:tabular-nums}
.price s{font-size:.85rem;color:var(--muted);margin-right:6px;font-weight:400}
.go{font-weight:600;font-size:.9rem;color:var(--accent)}
.chip{display:inline-flex;align-items:center;gap:6px;font:500 .72rem/1 var(--f-mono);letter-spacing:.04em;padding:6px 9px;border-radius:999px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}
.chip.gold{background:var(--gold-soft);color:var(--gold)}
.card.feature{grid-column:1/-1;flex-direction:row}
.card.feature .card-art{aspect-ratio:auto;flex:0 0 38%;min-height:200px}
@media (max-width:720px){.card.feature{flex-direction:column}.card.feature .card-art{aspect-ratio:16/9}}

/* filters */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.filters button{font:500 .92rem var(--f-body);padding:9px 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* two lines split */
.lines{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.line .chip{align-self:flex-start}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.grid-3{grid-template-columns:1fr}}
.line{border:1px solid var(--band-line);border-radius:var(--r-lg);padding:30px;display:flex;flex-direction:column;gap:14px}
.line ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}
.line li{display:flex;gap:10px;font-size:.96rem}
.line li::before{content:"→";color:var(--gold);font-family:var(--f-mono)}
.line .btn{align-self:flex-start;margin-top:auto}
.band .btn-ghost{border-color:var(--band-line);color:var(--band-ink)}
.band .btn-ghost:hover{background:rgba(255,255,255,.06)}
@media (max-width:820px){.lines{grid-template-columns:1fr}}

/* quadrants */
.quads{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface)}
.quad{padding:24px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:10px;min-width:0}
.quad:last-child{border-right:0}
.quad .q{font:500 .74rem/1 var(--f-mono);color:var(--muted);letter-spacing:.08em}
.quad a{font-weight:600;text-decoration:none;font-size:.95rem}
.quad a:hover{color:var(--accent)}
@media (max-width:900px){.quads{grid-template-columns:1fr 1fr}.quad:nth-child(2){border-right:0}.quad:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.quads{grid-template-columns:1fr}.quad{border-right:0;border-bottom:1px solid var(--line)}.quad:last-child{border-bottom:0}}

/* product page */
.pp-hero{padding-block:48px 40px}
.pp-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:44px;align-items:start}
.pp-grid>*{min-width:0}
.pp-art{background:var(--sunk);border-radius:var(--r-lg);display:grid;place-items:center;padding:28px;margin-bottom:28px;max-height:420px}
.pp-art img{max-height:360px;width:auto;border-radius:8px}
.pp-art svg{width:140px;height:auto}
.pp-title{display:grid;gap:14px}
.crumbs{font-size:.86rem;color:var(--muted)}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--accent)}
.buybox{position:sticky;top:calc(env(safe-area-inset-top,0px) + 84px)}
.buybox .slip-row span:first-child{display:flex;gap:8px;align-items:center}
.ticks{list-style:none;margin:16px 0 18px;padding:0;display:grid;gap:9px;font-size:.95rem}
.ticks li{display:flex;gap:10px}
.ticks li::before{content:"";flex:none;width:18px;height:18px;margin-top:3px;border-radius:50%;background:var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='%230B6E5F' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/13px no-repeat}
@media (max-width:960px){.pp-grid{grid-template-columns:1fr}.buybox{position:static}}

.modules{display:grid;gap:0;border-top:1px solid var(--line)}
.mod{display:grid;grid-template-columns:64px minmax(0,1fr);gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.mod .n{font:500 .8rem/1.6 var(--f-mono);color:var(--muted)}
.mod h3{font-size:1.04rem}
.mod p{font-size:.93rem;color:var(--muted)}
.fw{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px}
.fw div{border:1px solid var(--line);border-radius:var(--r-md);padding:16px;background:var(--surface);display:grid;gap:4px}
.fw b{font:700 1.9rem/1 var(--f-display);color:var(--pc,var(--accent))}
.fw strong{font-size:.95rem}
.fw span{font-size:.84rem;color:var(--muted)}
.bonus-list{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.bonus{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--r-md);padding:14px 16px;background:var(--surface)}
.bonus .tag{font:500 .68rem/1 var(--f-mono);padding:5px 7px;border-radius:5px;background:var(--gold-soft);color:var(--gold);flex:none;margin-top:3px}
.bonus strong{font-size:.95rem;display:block}
.bonus span{font-size:.84rem;color:var(--muted)}

/* faq */
.faq{display:grid;gap:10px;max-width:820px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:4px 20px}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);color:var(--accent)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding-bottom:16px;color:var(--muted)}

/* prose / legal */
.prose{max-width:70ch;padding-block:56px}
.prose h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:10px}
.prose h2{font-size:1.35rem;margin:34px 0 10px}
.prose p,.prose li{color:var(--muted)}
.prose p+p{margin-top:12px}
.prose ul{padding-left:20px;display:grid;gap:6px}
.prose a{color:var(--accent)}

/* access page */
.dl-list{display:grid;gap:10px}
.dl-group{font:500 .76rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:22px 0 4px}
.dl{display:flex;gap:16px;align-items:center;justify-content:space-between;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:14px 18px;flex-wrap:wrap}
.dl>div{min-width:0;flex:1 1 260px;display:grid;gap:3px}
.dl strong{overflow-wrap:anywhere}
.dl span{font-size:.84rem;color:var(--muted)}
.notice{border:1px solid var(--line);border-left:4px solid var(--gold);background:var(--surface);border-radius:var(--r-md);padding:16px 18px;font-size:.95rem}

/* contact */
.contact-card{display:flex;gap:12px;align-items:center;flex-wrap:wrap;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:16px 18px;margin-top:18px}
.contact-card code{font:500 1.05rem var(--f-mono);user-select:all;overflow-wrap:anywhere}

/* footer */
.foot{border-top:1px solid var(--line);padding-block:44px 34px;margin-top:20px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot h4{font:500 .74rem/1 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot a{text-decoration:none;color:var(--muted)}.foot a:hover{color:var(--ink)}
.foot-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:34px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:.84rem}
@media (max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot-grid{grid-template-columns:1fr}}
.theme-btn{background:none;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:6px 12px;font:inherit;font-size:.82rem;cursor:pointer}