/* Edith AI Solutions — shared styles.
   Layout: company site with a product catalogue; every page shares one header, footer and token set. */
:root{
  --bg:#F3F5F2; --surface:#FFFFFF; --ink:#111814; --muted:#56635C; --line:#D6DDD8;
  --accent:#0B6B57; --accent-ink:#FFFFFF; --signal:#A86F0C; --chip:#E3ECE7; --bubble:#EEF2EF;
  --ok:#0B6B57; --ok-bg:#DCEFE7; --dev:#7A5A0C; --dev-bg:#F6EAD0; --early:#2F4FB0; --early-bg:#E1E7F8;
  --f-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --f-body:"Instrument Sans","Segoe UI",system-ui,-apple-system,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",Consolas,monospace;
  --r:14px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0D1210; --surface:#151C19; --ink:#E6ECE8; --muted:#9AA8A1; --line:#26302B;
    --accent:#45C4A2; --accent-ink:#06221A; --signal:#E7B04B; --chip:#1C2723; --bubble:#1B2420;
    --ok:#6FD8B6; --ok-bg:#16302A; --dev:#F0C46A; --dev-bg:#33290F; --early:#9DB4F5; --early-bg:#1C2440;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0D1210; --surface:#151C19; --ink:#E6ECE8; --muted:#9AA8A1; --line:#26302B;
  --accent:#45C4A2; --accent-ink:#06221A; --signal:#E7B04B; --chip:#1C2723; --bubble:#1B2420;
  --ok:#6FD8B6; --ok-bg:#16302A; --dev:#F0C46A; --dev-bg:#33290F; --early:#9DB4F5; --early-bg:#1C2440;
  color-scheme:dark;
}
*{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;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.6;padding-inline:20px}
.wrap{max-width:1120px;margin-inline:auto}
a{color:inherit}
p a,li a{color:var(--accent)}
h1,h2,h3{font-family:var(--f-display);line-height:1.08;text-wrap:balance;margin:0;font-weight:700;letter-spacing:-0.02em}
h1{font-size:clamp(2.3rem,5.4vw,4.1rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.25rem;letter-spacing:-0.01em}
p{margin:0}
.eyebrow{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.muted{color:var(--muted)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

/* header */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);margin-inline:-20px;padding-inline:20px}
.nav{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;font-family:var(--f-display);font-weight:700;font-size:1.12rem;letter-spacing:-0.01em}
.mark{width:28px;height:28px;flex:none}
.nav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0;font-size:.95rem}
.nav ul a{text-decoration:none;color:var(--muted)}
.nav ul a:hover,.nav ul a[aria-current="page"]{color:var(--ink)}
@media (max-width:820px){.nav ul{display:none}}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:600;font-size:.95rem;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:var(--f-body)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--ink)}
.nav .btn{padding:9px 16px}

/* status chips */
.status{display:inline-flex;align-items:center;gap:6px;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;padding:4px 9px;border-radius:999px;white-space:nowrap}
.status::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.status.available{color:var(--ok);background:var(--ok-bg)}
.status.early{color:var(--early);background:var(--early-bg)}
.status.dev{color:var(--dev);background:var(--dev-bg)}

/* sections */
section{padding-block:72px;border-top:1px solid var(--line)}
.sec-head{display:flex;flex-direction:column;gap:12px;max-width:46rem;margin-bottom:40px}
.sec-head p{color:var(--muted);font-size:1.05rem}

/* home hero */
.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;padding-block:72px 64px}
.hero > *{min-width:0}
.hero-copy{display:flex;flex-direction:column;gap:22px}
.lede{font-size:1.15rem;color:var(--muted);max-width:36rem}
.ctas{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:900px){.hero{grid-template-columns:1fr;gap:40px;padding-block:44px}}

/* product index (hero catalogue) */
.catalogue{background:var(--surface);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 30px 60px -44px rgba(10,40,30,.4)}
.catalogue-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line);font-family:var(--f-mono);font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.catalogue ol{list-style:none;margin:0;padding:0}
.catalogue li{border-bottom:1px solid var(--line)}
.catalogue li:last-child{border-bottom:0}
.catalogue li a{display:grid;grid-template-columns:2.2rem 1fr auto;gap:12px;align-items:center;padding:16px 20px;text-decoration:none}
.catalogue li a:hover{background:var(--bubble)}
.catalogue .num{font-family:var(--f-mono);font-size:.8rem;color:var(--muted)}
.catalogue .name{display:flex;flex-direction:column;gap:2px;min-width:0}
.catalogue .name strong{font-family:var(--f-display);font-size:1.08rem}
.catalogue .name span{font-size:.9rem;color:var(--muted)}
.catalogue .next{padding:14px 20px;font-size:.88rem;color:var(--muted);background:var(--bubble)}
@media (max-width:480px){.catalogue li a{grid-template-columns:1fr auto}.catalogue .num{display:none}}

/* product cards */
.products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:760px){.products{grid-template-columns:1fr}}
.product{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;flex-direction:column;gap:14px}
.product .top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.product .tag{font-family:var(--f-mono);font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.product ul{margin:0;padding-left:1.1em;color:var(--muted);display:grid;gap:4px;font-size:.95rem}
.product .more{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-weight:600;text-decoration:none;color:var(--accent)}
.product .more:hover{text-decoration:underline}
.product.next{background:transparent;border-style:dashed;grid-column:1/-1}

/* principles */
.principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 36px}
@media (max-width:860px){.principles{grid-template-columns:1fr}}
.principles div{display:flex;flex-direction:column;gap:6px}
.principles h3{font-size:1.08rem}
.principles p{color:var(--muted);font-size:.95rem}

/* industries */
.industries{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:860px){.industries{grid-template-columns:1fr}}
.ind{display:flex;flex-direction:column;gap:12px}
.ind h3{font-size:1.12rem}
.qs{display:flex;flex-direction:column;gap:8px}
.q{background:var(--chip);border-radius:10px;padding:9px 12px;font-size:.92rem}

/* callout */
.callout{border:1px dashed var(--signal);border-radius:var(--r);padding:28px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.callout > div{display:flex;flex-direction:column;gap:8px;max-width:40rem;min-width:0}
.callout strong.label{color:var(--signal);font-family:var(--f-mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.06em}

/* product page */
.crumbs{font-size:.88rem;color:var(--muted);padding-top:28px}
.crumbs a{color:var(--muted)}
.p-hero{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;padding-block:28px 64px}
.p-hero > *{min-width:0}
.p-hero.solo{grid-template-columns:1fr;max-width:52rem}
@media (max-width:900px){.p-hero{grid-template-columns:1fr;gap:40px}}
.p-hero .hero-copy .status{align-self:flex-start}
.features{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 36px}
@media (max-width:760px){.features{grid-template-columns:1fr}}
.features div{display:flex;flex-direction:column;gap:6px}
.features p{color:var(--muted);font-size:.95rem}
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden}
.step{padding:24px;display:flex;flex-direction:column;gap:10px;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step .when{font-family:var(--f-mono);font-size:.75rem;color:var(--accent)}
.step p{font-size:.95rem;color:var(--muted)}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:24px;display:flex;flex-direction:column;gap:12px}
.panel ul{margin:0;padding-left:1.1em;display:grid;gap:6px}
.panel .label{font-family:var(--f-mono);font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}

/* demo chat */
.demo{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 60px -40px rgba(10,40,30,.35);overflow:hidden}
.demo-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.demo-title{display:flex;align-items:center;gap:10px;font-weight:600;font-size:.95rem}
.dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent)}
.demo-tag{font-family:var(--f-mono);font-size:.7rem;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 9px}
.tabs{display:flex;gap:6px;padding:12px 18px 0;flex-wrap:wrap}
.tab{font:inherit;font-size:.85rem;padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer}
.tab[aria-selected="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.chat{display:flex;flex-direction:column;gap:14px;padding:18px;min-height:340px}
.msg{max-width:88%;display:flex;flex-direction:column;gap:6px}
.msg .meta{font-family:var(--f-mono);font-size:.7rem;color:var(--muted)}
.msg .body{padding:11px 14px;border-radius:14px;font-size:.95rem;line-height:1.5}
.msg.user{align-self:flex-end;align-items:flex-end}
.msg.user .body{background:var(--accent);color:var(--accent-ink);border-bottom-right-radius:4px}
.msg.bot .body{background:var(--bubble);border-bottom-left-radius:4px}
.src{display:inline-flex;align-items:center;gap:6px;font-family:var(--f-mono);font-size:.72rem;color:var(--signal);border:1px dashed color-mix(in srgb,var(--signal) 60%,transparent);border-radius:6px;padding:3px 8px;align-self:flex-start}
.handover{font-size:.82rem;color:var(--muted);border-top:1px solid var(--line);padding:12px 18px}

/* faq */
.faq{display:flex;flex-direction:column;max-width:48rem}
details{border-bottom:1px solid var(--line);padding-block:18px}
summary{cursor:pointer;font-weight:600;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--f-mono);color:var(--accent)}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin-top:10px;max-width:42rem}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:48px;align-items:start}
.about-grid > *{min-width:0}
@media (max-width:860px){.about-grid{grid-template-columns:1fr}}
.prose{display:flex;flex-direction:column;gap:16px;max-width:42rem}
.prose p{color:var(--ink)}
.facts{display:flex;flex-direction:column;gap:12px}
.facts div{display:flex;gap:12px;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:12px}
.facts span{font-family:var(--f-mono);font-size:.72rem;color:var(--muted);min-width:7rem;text-transform:uppercase;letter-spacing:.06em}

/* contact form */
.contact{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start;padding-block:28px 72px}
.contact > *{min-width:0}
@media (max-width:860px){.contact{grid-template-columns:1fr}}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px}
form .full{grid-column:1/-1}
@media (max-width:560px){form{grid-template-columns:1fr}}
label{display:flex;flex-direction:column;gap:6px;font-size:.88rem;font-weight:500}
label.check{flex-direction:row;align-items:flex-start;gap:10px;font-weight:400}
label.check input{width:auto;margin-top:5px}
input,textarea,select{font:inherit;font-size:.95rem;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:11px 12px;width:100%}
textarea{min-height:110px;resize:vertical}

/* plain page (privacy, thanks, 404) */
.page{max-width:760px;padding-block:40px 64px}
.page h1{font-size:clamp(2rem,5vw,2.8rem);margin-bottom:12px}
.page h2{font-size:1.3rem;margin:32px 0 8px}
.page p,.page li{max-width:42rem}

footer{border-top:1px solid var(--line);padding-block:40px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px;color:var(--muted);font-size:.9rem}
footer > *{min-width:0}
footer h4{margin:0 0 10px;font-size:.78rem;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--ink)}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
footer a{text-decoration:none}
footer a:hover{color:var(--ink)}
@media (max-width:700px){footer{grid-template-columns:1fr}}