/* Ravenclerk v2: white, black, hairlines. One accent (signal red) reserved for safeguarding. */
:root{
  --black:#0A0A0A; --ink:#111111; --g700:#3F3F3F; --g600:#555555; --g500:#6B6B6B; --g300:#D4D4D4; --g200:#E6E6E6; --g100:#F2F2F2; --g50:#F8F8F7; --white:#FFFFFF;
  --signal:#C8102E; --signal-bg:#FDF2F3; --ok:#1F7A4D;
  --display:"Inter Tight","Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --max:1200px; --hair:1px solid var(--g200); --line:1px solid var(--black);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:var(--black);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--black);outline-offset:3px}
h1,h2,h3{font-family:var(--display);font-weight:600;color:var(--black);line-height:1.05;letter-spacing:-.035em;margin:0 0 .5em}
h1{font-size:clamp(2.6rem,6.4vw,5.6rem);font-weight:600}
h2{font-size:clamp(2rem,3.8vw,3.25rem)}
h3{font-size:1.2rem;letter-spacing:-.015em;line-height:1.25}
p{margin:0 0 1em}
.container{width:min(100% - 3rem,var(--max));margin-inline:auto}
@media (max-width:600px){.container{width:min(100% - 2.5rem,var(--max))}}
.skip{position:absolute;left:-9999px;top:0;background:var(--black);color:var(--white);padding:.7em 1em;z-index:100;font-weight:600}
.skip:focus{left:1rem;top:1rem}
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--mono);font-size:.76rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--g600);margin-bottom:1.2rem}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--black)}
.lead{font-size:1.15rem;color:var(--g700);max-width:60ch}
.muted{color:var(--g500)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;padding:.85em 1.35em;border-radius:6px;font:inherit;font-size:.97rem;font-weight:500;text-decoration:none;border:1px solid var(--black);cursor:pointer;transition:background .15s,color .15s}
.btn-primary{background:var(--black);color:var(--white)}
.btn-primary:hover{background:#2A2A2A;color:var(--white)}
.btn-ghost{background:var(--white);color:var(--black)}
.btn-ghost:hover{background:var(--g100);color:var(--black)}
.btn .arr{transition:transform .15s}
.btn:hover .arr{transform:translateX(3px)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);border-bottom:var(--hair)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:.55rem;color:var(--black);text-decoration:none;font-family:var(--display);font-size:1.25rem;font-weight:600;letter-spacing:-.03em}
.brand img{width:30px;height:30px}
.nav-links{display:flex;gap:2rem;align-items:center;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--g700);text-decoration:none;font-size:.93rem}
.nav-links a:hover{color:var(--black)}
.nav-links .btn{color:var(--white);padding:.55em 1em;font-size:.9rem}
.nav-toggle{display:none;background:var(--white);border:1px solid var(--black);color:var(--black);border-radius:6px;padding:.4em .8em;font:inherit;font-size:.9rem;cursor:pointer}
@media (max-width:960px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--white);flex-direction:column;align-items:stretch;padding:.5rem 1.25rem 1.5rem;gap:0;border-bottom:var(--line)}
  .nav-links.open{display:flex}
  .nav-links li a{display:block;padding:.9rem 0;border-bottom:var(--hair);font-size:1.05rem;color:var(--black)}
  .nav-links li:last-child a{margin-top:1rem;border:1px solid var(--black);text-align:center}
}

/* hero */
.hero{padding:6.5rem 0 0;border-bottom:var(--hair)}
.hero-top{display:grid;grid-template-columns:1fr;gap:0;max-width:1080px}
.hero h1{margin-bottom:2rem}
.hero h1 em{font-style:normal;color:var(--g500)}
.hero-sub{display:grid;grid-template-columns:1.25fr 1fr;gap:3rem;align-items:end;padding-bottom:4rem}
.hero-ctas{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.8rem}
.hero-note{font-size:.92rem;color:var(--g600);border-left:var(--line);padding-left:1rem;margin:0;max-width:40ch}
@media (max-width:900px){.hero{padding-top:3.5rem}.hero-sub{grid-template-columns:1fr;gap:2rem;padding-bottom:3rem}}

/* inbox mock */
.inbox{border:var(--line);border-bottom:0;border-radius:10px 10px 0 0;background:var(--white);overflow:hidden;font-size:.92rem}
.inbox-bar{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.8rem 1.2rem;border-bottom:var(--line);font-family:var(--mono);font-size:.76rem;color:var(--g600);background:var(--g50)}
.inbox-bar .dots{display:flex;gap:6px}
.inbox-bar .dots i{width:9px;height:9px;border-radius:50%;border:1px solid var(--g500)}
.live{display:inline-flex;align-items:center;gap:.45rem}
.live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--black)}
.inbox-head,.inbox-row{display:grid;grid-template-columns:2.2fr 1.1fr .9fr 1.2fr;gap:1rem;align-items:center;padding:.85rem 1.2rem}
.inbox-head{font-family:var(--mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--g500);border-bottom:var(--hair)}
.inbox-row{border-bottom:var(--hair)}
.inbox-row:last-child{border-bottom:0}
.inbox-row .subj{font-weight:500;color:var(--black);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inbox-row .cat{color:var(--g600)}
.inbox-row .conf{font-family:var(--mono);font-size:.8rem;color:var(--g600)}
.tag{display:inline-flex;align-items:center;gap:.4rem;justify-self:start;border:1px solid var(--black);border-radius:999px;padding:.18em .7em;font-size:.8rem;font-weight:500;white-space:nowrap}
.tag::before{content:"→"}
.inbox-row.flag{background:var(--signal-bg)}
.inbox-row.flag .tag{border-color:var(--signal);background:var(--signal);color:var(--white)}
.inbox-row.flag .cat{color:var(--signal);font-weight:500}
.inbox-row.review .tag{border-style:dashed;color:var(--g700);border-color:var(--g500)}
@media (max-width:760px){
  .inbox-head{display:none}
  .inbox-row{grid-template-columns:1fr auto;gap:.3rem .8rem}
  .inbox-row .cat,.inbox-row .conf{grid-row:2;font-size:.8rem}
  .inbox-row .subj{grid-column:1/-1}
  .inbox-row .cat{grid-column:1}
  .inbox-row .conf{display:none}
  .inbox-row .tag{grid-row:2;grid-column:2;justify-self:end}
}

/* sections */
section{padding:7rem 0;border-bottom:var(--hair)}
@media (max-width:700px){section{padding:4.5rem 0}}
.section-head{display:grid;grid-template-columns:280px 1fr;gap:2rem;margin-bottom:3.5rem}
.section-head .eyebrow{margin-top:.6rem}
.section-head h2{max-width:20ch}
@media (max-width:900px){.section-head{grid-template-columns:1fr;gap:0;margin-bottom:2.5rem}}
.split{display:grid;grid-template-columns:280px 1fr;gap:2rem}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:0}}
.alt{background:var(--g50)}

/* hairline grids: cells share borders */
.grid{display:grid;border-top:var(--line);border-left:var(--hair)}
.grid>*{border-right:var(--hair);border-bottom:var(--hair);padding:2rem 1.8rem 2.2rem;background:var(--white)}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1020px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}.grid>*{padding:1.6rem 1.3rem 1.8rem}}
.card p{color:var(--g600);font-size:.98rem}
.card p:last-child{margin-bottom:0}
.icon{width:40px;height:40px;border:1px solid var(--black);border-radius:8px;display:grid;place-items:center;margin-bottom:1.6rem;color:var(--black)}
.icon svg{width:20px;height:20px}
.num{display:block;font-family:var(--mono);font-size:.76rem;color:var(--g500);margin-bottom:2.2rem;letter-spacing:.04em}

/* problem */
.problem-cols{display:grid;grid-template-columns:1.1fr 1fr;gap:4rem;align-items:start}
@media (max-width:900px){.problem-cols{grid-template-columns:1fr;gap:2.5rem}}
.problem-list{list-style:none;padding:0;margin:0;border-top:var(--line);counter-reset:p}
.problem-list li{display:grid;grid-template-columns:3rem 1fr;gap:.5rem;padding:1.15rem 0;border-bottom:var(--hair);color:var(--g700)}
.problem-list li::before{counter-increment:p;content:counter(p,decimal-leading-zero);font-family:var(--mono);font-size:.8rem;color:var(--g500);padding-top:.2em}

/* steps */
.steps{list-style:none;padding:0;margin:0;counter-reset:step}
.step::before{counter-increment:step;content:"Step " counter(step,decimal-leading-zero);display:block;font-family:var(--mono);font-size:.76rem;color:var(--g500);letter-spacing:.04em;margin-bottom:2.6rem}

/* safeguarding */
.sg{background:var(--white)}
.sg-grid{display:grid;grid-template-columns:1fr 1fr;gap:4.5rem;align-items:start}
@media (max-width:960px){.sg-grid{grid-template-columns:1fr;gap:3rem}}
.sg .eyebrow{color:var(--signal)}
.sg .eyebrow::before{background:var(--signal)}
.checks{list-style:none;padding:0;margin:2rem 0 0;border-top:var(--line)}
.checks li{display:grid;grid-template-columns:28px 1fr;gap:.9rem;padding:1.15rem 0;border-bottom:var(--hair);color:var(--g700)}
.checks svg{width:18px;height:18px;margin-top:.25em;color:var(--black)}
.checks strong{display:block;color:var(--black);font-weight:600;margin-bottom:.15rem}
.flow{border:var(--line);border-radius:10px;padding:1.8rem;background:var(--white);position:sticky;top:96px}
.flow-title{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--g500);margin:0 0 1.2rem}
.flow-node{border:1px solid var(--g300);border-radius:8px;padding:1rem 1.1rem;font-size:.95rem;background:var(--white)}
.flow-node strong{color:var(--black);font-weight:600}
.flow-node small{display:block;color:var(--g600);font-size:.83rem;margin-top:.2rem;line-height:1.45}
.flow-node.solid{border-color:var(--black)}
.flow-node.priority{border-color:var(--signal);background:var(--signal-bg)}
.flow-node.priority strong{color:var(--signal)}
.flow-arrow{height:28px;width:1px;background:var(--black);margin:0 auto;position:relative}
.flow-arrow::after{content:"";position:absolute;bottom:-1px;left:-3.5px;border:4px solid transparent;border-top:5px solid var(--black);border-bottom:0}
.flow-split{display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
@media (max-width:420px){.flow-split{grid-template-columns:1fr}.flow{padding:1.2rem}}
.text-link{font-weight:500}

/* audience */
.aud h3{font-size:1.5rem;margin-bottom:.8rem}

/* pricing */
.pricing{display:grid;grid-template-columns:1.3fr .9fr;border:var(--line);border-radius:10px;overflow:hidden;background:var(--white)}
.pricing>div{padding:3rem}
.pricing ul{list-style:none;padding:0;margin:1.5rem 0 0;border-top:var(--hair)}
.pricing li{padding:.8rem 0 .8rem 1.8rem;border-bottom:var(--hair);position:relative;color:var(--g700)}
.pricing li::before{content:"";position:absolute;left:0;top:1.35em;width:12px;height:1px;background:var(--black)}
.price-tag{background:var(--black);color:var(--white);display:flex;flex-direction:column;justify-content:space-between;gap:2rem}
.price-tag .big{font-family:var(--display);font-size:2.2rem;font-weight:600;letter-spacing:-.03em;display:block;margin-bottom:.8rem;line-height:1.05}
.price-tag p{color:#BDBDBD}
.price-tag .btn{background:var(--white);color:var(--black);border-color:var(--white);align-self:flex-start}
.price-tag .btn:hover{background:var(--g200)}
@media (max-width:820px){.pricing{grid-template-columns:1fr}.pricing>div{padding:1.8rem}}

/* faq */
.faq{border-top:var(--line)}
.faq details{border-bottom:var(--hair)}
.faq summary{cursor:pointer;padding:1.4rem 0;font-family:var(--display);font-size:1.18rem;font-weight:500;letter-spacing:-.015em;color:var(--black);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1.5rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:0 0 14px;height:14px;background:linear-gradient(var(--black),var(--black)) center/14px 1.5px no-repeat,linear-gradient(var(--black),var(--black)) center/1.5px 14px no-repeat;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--g600);max-width:70ch;padding-bottom:1.4rem;margin:0}

/* demo form */
.demo-sec{background:var(--g50)}
.demo-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:4rem;align-items:start}
@media (max-width:960px){.demo-grid{grid-template-columns:1fr;gap:2.5rem}}
.contact-line{margin-top:2rem;padding-top:1.2rem;border-top:var(--hair);color:var(--g700)}
form.demo{background:var(--white);border:var(--line);border-radius:10px;padding:2.2rem;display:grid;gap:1.2rem 1.1rem;grid-template-columns:1fr 1fr}
@media (max-width:600px){form.demo{grid-template-columns:1fr;padding:1.4rem}}
.field{display:grid;gap:.4rem;align-content:start}
.field.full{grid-column:1/-1}
label{font-weight:500;font-size:.88rem;color:var(--black)}
.opt{font-weight:400;color:var(--g500)}
input,select,textarea{font:inherit;font-size:.98rem;padding:.75em .85em;border:1px solid var(--g300);border-radius:6px;background:var(--white);color:var(--black);width:100%;transition:border-color .15s}
input:hover,select:hover,textarea:hover{border-color:var(--g500)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--black);box-shadow:0 0 0 3px rgba(10,10,10,.12)}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--black) 50%),linear-gradient(135deg,var(--black) 50%,transparent 50%);background-position:calc(100% - 18px) 55%,calc(100% - 13px) 55%;background-size:5px 5px;background-repeat:no-repeat;padding-right:2.4em}
textarea{min-height:120px;resize:vertical}
.err{color:var(--signal);font-size:.82rem;min-height:1em}
[aria-invalid="true"]{border-color:var(--signal)}
.form-note{font-size:.84rem;color:var(--g600);grid-column:1/-1;margin:0;padding-top:1rem;border-top:var(--hair)}
.thanks{background:var(--white);border:var(--line);border-radius:10px;padding:3rem 2.4rem;text-align:center}
.thanks svg{margin:0 auto 1rem;color:var(--ok)}

/* footer */
.site-footer{background:var(--white);color:var(--g600);padding:4.5rem 0 2rem;font-size:.94rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2.5rem}
@media (max-width:700px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid>div:first-child{grid-column:1/-1}}
.site-footer a{color:var(--g700);text-decoration:none}
.site-footer a:hover{color:var(--black);text-decoration:underline}
.site-footer .brand{color:var(--black)}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.6rem}
.site-footer h4{color:var(--black);font-family:var(--mono);font-weight:500;font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;margin:0 0 1.1rem}
.wordmark{font-family:var(--display);font-weight:600;letter-spacing:-.06em;font-size:clamp(4rem,15.5vw,14rem);line-height:.8;color:var(--black);margin:4rem 0 0;user-select:none;white-space:nowrap;overflow:hidden}
.foot-bottom{border-top:var(--line);margin-top:2rem;padding-top:1.4rem;display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;font-size:.84rem}
.placeholder{background:var(--g100);color:var(--g700);border:1px dashed var(--g300);padding:.02em .4em;border-radius:4px;font-size:.9em;font-family:var(--mono)}

/* content pages */
.page-hero{padding:5.5rem 0 3.5rem;border-bottom:var(--hair)}
.page-hero h1{font-size:clamp(2.4rem,5.4vw,4.4rem);max-width:16ch}
.page-hero .lead{font-size:1.2rem}
.crumb{font-family:var(--mono);font-size:.76rem;color:var(--g500);margin-bottom:1.4rem;letter-spacing:.04em}
.crumb a{color:var(--g500);text-decoration:none}
.crumb a:hover{color:var(--black)}
.prose-wrap{display:grid;grid-template-columns:280px 1fr;gap:2rem}
@media (max-width:900px){.prose-wrap{grid-template-columns:1fr;gap:0}.prose-aside{display:none}}
.prose-aside{padding-top:4rem;font-family:var(--mono);font-size:.76rem;color:var(--g500);letter-spacing:.04em;text-transform:uppercase}
.prose{max-width:720px;padding:3.5rem 0 5.5rem;color:var(--g700)}
.prose h2{font-size:1.75rem;margin-top:2.8rem;padding-top:1.6rem;border-top:var(--hair)}
.prose strong{color:var(--black)}
.prose ul{padding-left:1.1rem}
.prose li{margin-bottom:.6rem}
.prose li::marker{color:var(--black)}
.callout{border:1px solid var(--black);padding:1.2rem 1.4rem;border-radius:8px;margin:1.8rem 0;color:var(--black);background:var(--white)}
.callout.urgent{border-color:var(--signal);background:var(--signal-bg);color:var(--black)}
.callout.urgent strong{color:var(--signal)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
section[id]{scroll-margin-top:68px}
/* fixes after review */
.section-head{align-items:start}
.wordmark{font-size:min(calc((100vw - 3rem) / 4.45),268px);overflow:visible}
@media (max-width:600px){.wordmark{font-size:calc((100vw - 2.5rem) / 4.45)}}
@media (max-width:760px){.inbox-bar .dots{display:none}.inbox-bar{font-size:.7rem;padding:.7rem 1rem}.inbox-bar .live{display:none}}
.price-tag{justify-content:flex-start}
.price-tag .btn{margin-top:auto}