/* ============================================================================
   OMNARA — sales site (omnarahealth.com)
   Shared stylesheet for index / walkthrough / compliance. Premium dark single
   world: obsidian + midnight navy ground, electric-blue hero accent, restrained
   violet secondary, Space Grotesk display + Inter body. Static, no build step.
   ========================================================================== */
:root{
  --bg:#05060C; --bg-2:#090C16; --panel:#0D1322; --panel-2:#111931;
  --ink:#ECEFF8; --ink-2:#AEB8CC; --muted:#7C88A0; --faint:#59637C;
  --line:#1A2238; --line-2:#263152;
  --blue:#4C7DFF; --blue-bright:#7AA0FF; --blue-deep:#2E57E6;
  --violet:#8B7BFF; --violet-bright:#A99CFF;
  --navy:#0A1430; --amber:#E0A53A; --ok:#3BB880; --danger:#E7786A;
  --nav-bg:linear-gradient(180deg, rgba(5,6,12,.92), rgba(5,6,12,.7));
  --hover:color-mix(in srgb, var(--ink) 8%, transparent);
  --display:"Space Grotesk","Inter",system-ui,sans-serif;
  --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --maxw:1140px;
  color-scheme:dark;
}
/* Light theme — follows the OS setting, overridable with the in-page toggle (data-theme). */
@media (prefers-color-scheme:light){ :root:not([data-theme="dark"]){
  --bg:#F4F6FB; --bg-2:#FFFFFF; --panel:#FFFFFF; --panel-2:#F7F9FD;
  --ink:#0A1430; --ink-2:#3C475E; --muted:#697689; --faint:#8793A6;
  --line:#E4E8F1; --line-2:#D4DCEA;
  --blue:#2E57E6; --blue-bright:#2E57E6; --blue-deep:#1E46C8;
  --violet:#6D5DE0; --violet-bright:#6D5DE0;
  --nav-bg:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.72));
  color-scheme:light;
}}
:root[data-theme="light"]{
  --bg:#F4F6FB; --bg-2:#FFFFFF; --panel:#FFFFFF; --panel-2:#F7F9FD;
  --ink:#0A1430; --ink-2:#3C475E; --muted:#697689; --faint:#8793A6;
  --line:#E4E8F1; --line-2:#D4DCEA;
  --blue:#2E57E6; --blue-bright:#2E57E6; --blue-deep:#1E46C8;
  --violet:#6D5DE0; --violet-bright:#6D5DE0;
  --nav-bg:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.72));
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0; background:
    radial-gradient(1100px 620px at 80% -10%, rgba(76,125,255,.16), transparent 60%),
    radial-gradient(900px 560px at 2% 104%, rgba(139,123,255,.12), transparent 62%),
    var(--bg);
  color:var(--ink); font-family:var(--body); font-size:16px; line-height:1.6;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; overflow-x:hidden;
}
h1,h2,h3,h4{margin:0; font-family:var(--display); font-weight:600; letter-spacing:-.02em; line-height:1.08; text-wrap:balance}
p{margin:0}
a{color:var(--blue-bright); text-decoration:none}
img{max-width:100%}
:focus-visible{outline:2px solid var(--blue); outline-offset:3px; border-radius:6px}
.wrap{max-width:var(--maxw); margin:0 auto; padding-inline:clamp(16px,4vw,34px)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---- logo ---- */
.mark{display:block; flex:none}

/* ---- top nav ---- */
.nav{position:sticky; top:0; z-index:40; border-bottom:1px solid var(--line);
  background:var(--nav-bg); backdrop-filter:blur(12px)}
.nav .wrap{display:flex; align-items:center; gap:14px; min-height:66px; flex-wrap:wrap; padding-block:10px}
.brand{display:flex; align-items:center; gap:11px; color:var(--ink)}
.brand .wm{font-family:var(--display); font-weight:600; font-size:17px; letter-spacing:.26em; text-transform:uppercase}
.navlinks{display:flex; align-items:center; gap:4px; margin-left:auto; flex-wrap:wrap}
.navlinks a{color:var(--muted); font-size:13.5px; font-weight:600; padding:9px 13px; border-radius:999px; transition:color .2s, background .2s}
.navlinks a:hover{color:var(--ink); background:var(--hover)}
.themetoggle{width:38px;height:38px;border-radius:999px;border:1px solid var(--line-2);background:transparent;color:var(--ink-2);display:grid;place-items:center;cursor:pointer;transition:color .2s,border-color .2s,background .2s}
.themetoggle:hover{color:var(--ink);background:var(--hover)}
.navlinks a[aria-current="page"]{color:var(--ink)}
.btn{display:inline-flex; align-items:center; gap:9px; font-family:var(--body); font-weight:600; font-size:14px;
  padding:11px 20px; border-radius:999px; border:1px solid var(--line-2); color:var(--ink); background:rgba(255,255,255,.02);
  cursor:pointer; transition:transform .2s, border-color .2s, box-shadow .2s, background .2s; white-space:nowrap}
.btn:hover{transform:translateY(-2px); border-color:var(--line-2); box-shadow:0 18px 40px -22px rgba(0,0,0,.9)}
.btn.primary{border-color:transparent; color:#fff; background:linear-gradient(120deg,var(--blue-deep),var(--violet)); box-shadow:0 10px 30px -14px rgba(76,125,255,.7)}
.btn.sm{padding:8px 15px; font-size:13px}

/* ---- sections ---- */
section{padding-block:clamp(48px,8vw,96px)}
.eyebrow{font-size:12px; font-weight:700; letter-spacing:.28em; text-transform:uppercase; color:var(--blue)}
.eyebrow.v{color:var(--violet)}
.lead{color:var(--ink-2); font-size:clamp(16px,2.1vw,19px); max-width:64ch}
.kicker{color:var(--muted); max-width:70ch}
.center{text-align:center; margin-inline:auto}
.center .lead{margin-inline:auto}
.divider{height:1px; background:linear-gradient(90deg,transparent,var(--line-2),transparent); margin-block:0}

/* ---- hero ---- */
.hero{position:relative; padding-top:clamp(40px,7vw,86px); overflow:hidden}
#ambient{position:absolute; inset:0; z-index:0; pointer-events:none; opacity:.85}
.hero .wrap{position:relative; z-index:1}
.hero .tag{display:inline-flex; align-items:center; gap:10px; border:1px solid var(--line-2); border-radius:999px;
  padding:7px 14px 7px 12px; color:var(--muted); font-size:12.5px; letter-spacing:.04em; margin-bottom:22px}
.hero .tag .dot{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 14px 2px var(--blue)}
.hero h1{font-size:clamp(40px,8vw,84px); letter-spacing:-.03em; margin-bottom:22px}
.hero h1 .grad{background:linear-gradient(100deg,var(--ink),var(--blue-bright) 58%,var(--violet));
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent}
.hero .sub{font-size:clamp(17px,2.4vw,22px); color:var(--ink-2); max-width:62ch; margin-bottom:30px}
.ctarow{display:flex; gap:12px; flex-wrap:wrap}

/* ---- grids / cards ---- */
.grid2{display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:16px}
.grid3{display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:16px}
.grid4{display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:14px}
.card{background:var(--panel); border:1px solid var(--line);
  border-radius:18px; padding:24px; min-width:0; transition:transform .25s, border-color .25s, box-shadow .25s}
.card.hover:hover{transform:translateY(-4px); border-color:var(--line-2); box-shadow:0 26px 54px -26px rgba(0,0,0,.85)}
.card h3{font-size:19px; margin-bottom:9px}
.card p{color:var(--muted); font-size:14px}
.card .dot{width:9px;height:9px;border-radius:50%;background:var(--blue);box-shadow:0 0 12px var(--blue);margin-bottom:14px}
.card .dot.v{background:var(--violet);box-shadow:0 0 12px var(--violet)}
.card .mod{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:5px}

.statement{font-family:var(--display); font-weight:500; font-size:clamp(24px,4.4vw,46px); letter-spacing:-.025em; line-height:1.15}
.statement .mut{color:var(--faint)} .statement .bl{color:var(--blue-bright)} .statement .vi{color:var(--violet-bright)}

.chiprow{display:flex; flex-wrap:wrap; gap:9px}
.chip{border:1px solid var(--line-2); border-radius:999px; padding:8px 14px; font-size:13px; color:var(--ink-2); background:rgba(255,255,255,.02)}
.chip.blue{border-color:rgba(76,125,255,.4); color:var(--blue-bright)}
.chip.violet{border-color:rgba(139,123,255,.4); color:var(--violet-bright)}
.chip.ok{border-color:rgba(59,184,128,.4); color:var(--ok)}
.chip.amber{border-color:rgba(224,165,58,.4); color:var(--amber)}

/* ---- stack diagram ---- */
.stack{display:flex; flex-direction:column; gap:10px; max-width:860px}
.layer{border:1px solid var(--line); border-radius:12px; padding:15px 18px; background:var(--panel); display:flex; align-items:center; gap:14px; flex-wrap:wrap}
.layer .tg{font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--faint); font-weight:700; width:96px; flex:none}
.layer .lx{color:var(--ink-2); font-size:14px; min-width:0}
.layer.omnara{border-color:rgba(76,125,255,.5); background:linear-gradient(90deg,rgba(76,125,255,.14),rgba(139,123,255,.08)); box-shadow:0 0 0 1px rgba(76,125,255,.15), 0 20px 44px -26px rgba(76,125,255,.6)}
.layer.omnara .tg{color:var(--blue)} .layer.omnara .lx{color:var(--ink); font-weight:500}

/* ---- metric tiles ---- */
.metrics{display:grid; grid-template-columns:repeat(auto-fit,minmax(170px,1fr)); gap:14px}
.metric{border:1px solid var(--line); border-radius:16px; padding:20px; background:var(--panel)}
.metric .n{font-family:var(--display); font-size:clamp(28px,4vw,38px); font-weight:600; letter-spacing:-.02em; color:var(--ink); font-variant-numeric:tabular-nums}
.metric .n.v{color:var(--violet-bright)} .metric .n.b{color:var(--blue-bright)}
.metric .l{font-size:12.5px; color:var(--muted); margin-top:7px}

/* ---- table ---- */
.tbl-wrap{overflow-x:auto; border:1px solid var(--line); border-radius:14px; background:var(--panel)}
table{border-collapse:collapse; width:100%; font-size:14px; min-width:420px}
th,td{text-align:left; padding:13px 16px; border-bottom:1px solid var(--line)}
th{font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--faint); font-weight:700}
td{color:var(--ink-2)} tbody tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right; font-variant-numeric:tabular-nums; font-family:var(--display)}
.good{color:var(--ok)} .warnc{color:var(--amber)}

/* ---- list ---- */
.list{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:12px}
.list li{color:var(--ink-2); font-size:15px; padding-left:28px; position:relative}
.list li::before{content:""; position:absolute; left:4px; top:9px; width:7px; height:7px; border-radius:50%; background:var(--blue)}
.list.v li::before{background:var(--violet)}
.list.check li::before{content:"✓"; color:var(--ok); background:none; left:0; top:0; font-weight:700}
.list.x li::before{content:"✕"; color:var(--danger); background:none; left:0; top:0; font-weight:700}

/* ---- note / callout ---- */
.note{border-left:2px solid var(--line-2); padding-left:14px; color:var(--faint); font-size:13.5px; max-width:74ch}
.callout{border:1px solid rgba(76,125,255,.35); border-radius:16px; padding:22px 24px;
  background:linear-gradient(120deg,rgba(76,125,255,.1),rgba(139,123,255,.06))}
.callout.amber{border-color:rgba(224,165,58,.35); background:linear-gradient(120deg,rgba(224,165,58,.1),rgba(224,165,58,.03))}

/* ---- CTA band ---- */
.ctaband{border:1px solid var(--line); border-radius:24px; padding:clamp(28px,5vw,52px);
  background:linear-gradient(135deg,rgba(76,125,255,.14),rgba(139,123,255,.08),transparent); text-align:center}
.mono-copy{font-family:var(--display); font-size:17px; color:var(--ink); letter-spacing:.02em; user-select:all;
  border:1px solid var(--line-2); border-radius:999px; padding:10px 18px; display:inline-block; background:rgba(0,0,0,.25)}

/* ---- footer ---- */
footer{border-top:1px solid var(--line); margin-top:40px; padding-block:40px; color:var(--muted); font-size:13px}
footer .wrap{display:flex; gap:24px; flex-wrap:wrap; align-items:center; justify-content:space-between}
footer a{color:var(--muted)} footer a:hover{color:var(--ink)}
footer .fl{display:flex; gap:18px; flex-wrap:wrap}

/* ---- page header (inner pages) ---- */
.pagehead{padding-top:clamp(40px,6vw,72px); padding-bottom:0}
.pagehead h1{font-size:clamp(32px,6vw,58px); letter-spacing:-.03em; margin-block:14px}
.toc{display:flex; flex-wrap:wrap; gap:8px; margin-top:22px}
.toc a{font-size:13px; color:var(--ink-2); border:1px solid var(--line); border-radius:999px; padding:8px 14px; background:var(--panel)}
.toc a:hover{border-color:var(--blue); color:var(--ink)}
.sec-title{display:flex; align-items:baseline; gap:14px; flex-wrap:wrap; margin-bottom:22px}
.sec-title h2{font-size:clamp(24px,3.6vw,34px)}
.anchor{scroll-margin-top:84px}
.prose p{color:var(--ink-2); margin-bottom:16px; max-width:72ch}
.prose p strong{color:var(--ink)}
.rise{opacity:0; transform:translateY(14px)}
.rise.in{opacity:1; transform:none; transition:opacity .6s cubic-bezier(.2,.7,.3,1), transform .6s cubic-bezier(.2,.7,.3,1)}
@media (prefers-reduced-motion:reduce){.rise{opacity:1;transform:none}}
.mt{margin-top:28px} .mt-s{margin-top:16px} .mb{margin-bottom:28px}

/* ---- demo form ---- */
.form{display:grid; gap:14px; text-align:left; max-width:620px; margin-inline:auto}
.form .row{display:grid; grid-template-columns:1fr 1fr; gap:14px}
@media(max-width:560px){.form .row{grid-template-columns:1fr}}
.field{display:flex; flex-direction:column; gap:6px; min-width:0}
.field label{font-size:12px; font-weight:600; letter-spacing:.04em; color:var(--muted)}
.field label .req{color:var(--blue-bright)}
.field input,.field select,.field textarea{
  font-family:var(--body); font-size:15px; color:var(--ink); background:var(--bg-2);
  border:1px solid var(--line-2); border-radius:12px; padding:12px 14px; width:100%; transition:border-color .2s, box-shadow .2s}
.field textarea{resize:vertical; min-height:96px}
.field input::placeholder,.field textarea::placeholder{color:var(--faint)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none; border-color:var(--blue); box-shadow:0 0 0 3px color-mix(in srgb,var(--blue) 24%,transparent)}
.form .actions{display:flex; align-items:center; gap:14px; flex-wrap:wrap}
.form-note{font-size:12.5px; color:var(--faint)}
.form-msg{font-size:14px; padding:12px 14px; border-radius:12px; border:1px solid var(--line-2); display:none}
.form-msg.ok{display:block; color:var(--ok); border-color:rgba(59,184,128,.4); background:color-mix(in srgb,var(--ok) 10%,transparent)}
.form-msg.err{display:block; color:var(--danger); border-color:rgba(231,120,106,.4); background:color-mix(in srgb,var(--danger) 10%,transparent)}