/* ONTech Prospects. The palette is locked in DESIGN.md and every pair is
   measured in test/run.mjs. Light is the base; dark is redefined twice so an
   explicit choice wins over the system preference in both directions. */

:root{
  --ground:#f6f8f7;
  --band:#edf1ef;
  --surface:#ffffff;
  --text:#0f1b2a;
  --muted:#556170;
  --accent:#2b7d12;
  --accent-hover:#236a0e;
  --on-accent:#ffffff;
  --danger:#b42318;
  --rule:rgba(15,27,42,.12);
  --field:rgba(15,27,42,.28);
  --head:rgba(255,255,255,.88);
  --shadow:0 1px 2px rgba(15,27,42,.05),0 12px 32px rgba(15,27,42,.07);
  --show-sun:inline-block;
  --show-moon:none;
  --display:"Familjen Grotesk",system-ui,sans-serif;
  --body:"Instrument Sans",system-ui,sans-serif;
  --figure:"Martian Mono",ui-monospace,monospace;
  --gutter:56px;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#0d1726;
    --band:#101c2c;
    --surface:#132030;
    --text:#e8eef3;
    --muted:#9aa7b4;
    --accent:#7ed63c;
    --accent-hover:#95e05a;
    --on-accent:#0d1726;
    --danger:#ff8a7a;
    --rule:rgba(154,167,180,.18);
    --field:rgba(154,167,180,.34);
    --head:rgba(13,23,38,.88);
    --shadow:0 1px 2px rgba(0,0,0,.25);
    --show-sun:none;
    --show-moon:inline-block;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#0d1726;
  --band:#101c2c;
  --surface:#132030;
  --text:#e8eef3;
  --muted:#9aa7b4;
  --accent:#7ed63c;
  --accent-hover:#95e05a;
  --on-accent:#0d1726;
  --danger:#ff8a7a;
  --rule:rgba(154,167,180,.18);
  --field:rgba(154,167,180,.34);
  --head:rgba(13,23,38,.88);
  --shadow:0 1px 2px rgba(0,0,0,.25);
  --show-sun:none;
  --show-moon:inline-block;
  color-scheme:dark;
}

/* ---- base ---- */
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} *{transition:none !important} }
html,body{margin:0}
body{background:var(--ground);color:var(--text);font:17px/1.6 var(--body);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--display);line-height:1.12;margin:0}
p{margin:0 0 14px}
a{color:var(--accent);text-underline-offset:3px}
a:hover{color:var(--accent-hover)}
img{max-width:100%;display:block}
.shell{max-width:1180px;margin:0 auto;padding:0 var(--gutter)}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:12px;z-index:30;background:var(--surface);color:var(--text);padding:10px 16px;border-radius:10px}
.skip:focus{left:16px}
.ic{width:20px;height:20px;flex:0 0 auto;vertical-align:-4px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}

/* ---- header ---- */
.site-head{position:sticky;top:0;z-index:20;background:var(--head);backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid var(--rule)}
.head-in{display:flex;align-items:center;gap:40px;min-height:84px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none}
.brand:hover{color:var(--text)}
.brand-mark{width:34px;height:39px;color:var(--accent)}
.brand-words{display:flex;flex-direction:column;line-height:1}
.brand-name{font:700 23px/1 var(--display);letter-spacing:.01em}
.brand-sub{font:600 10.5px/1 var(--display);letter-spacing:.44em;color:var(--muted);margin-top:5px;padding-left:1px}
.topnav{display:flex;gap:36px;margin:0 auto}
.topnav a{color:var(--text);text-decoration:none;font-weight:500;font-size:15.5px;padding:6px 0;border-bottom:2px solid transparent;white-space:nowrap}
.topnav a:hover,.topnav a[aria-current]{color:var(--accent);border-bottom-color:var(--accent)}
.theme{display:flex;align-items:center;gap:14px;color:var(--muted)}
.theme .ic-sun{display:var(--show-sun)}
.theme .ic-moon{display:var(--show-moon)}
.theme button{background:none;border:0;color:var(--muted);font:500 15px var(--body);padding:4px 0;cursor:pointer;border-bottom:2px solid transparent;transition:color .15s}
.theme button:hover{color:var(--text)}
.theme button[aria-pressed="true"]{color:var(--accent);border-bottom-color:var(--accent)}
.theme .sys{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--rule);border-radius:999px;padding:6px 14px}
.theme .sys .ic{width:16px;height:16px}
.theme .sys[aria-pressed="true"]{border-color:var(--accent);border-bottom-color:var(--accent)}

/* ---- buttons and links ---- */
.btn,button.submit{display:inline-flex;align-items:center;gap:12px;background:var(--accent);color:var(--on-accent);font:600 17px/1 var(--body);
  padding:16px 26px;border:0;border-radius:999px;text-decoration:none;cursor:pointer;transition:background .15s}
.btn:hover,button.submit:hover{background:var(--accent-hover);color:var(--on-accent)}
.btn .ic{width:20px;height:20px}
.act{color:var(--accent);font-weight:600;text-decoration:underline;text-decoration-thickness:2px}

/* ---- hero ---- */
.hero{padding:88px 0 104px;overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.2fr 1fr;gap:72px;align-items:center}
.eyebrow{font:600 13px/1 var(--body);letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
.hero h1{text-wrap:balance;font-size:clamp(38px,4.6vw,58px);line-height:1.03;letter-spacing:-.02em;margin-bottom:26px}
.hl{color:var(--accent)}
.hero-lede{font-size:19px;line-height:1.65;color:var(--muted);max-width:32em;margin-bottom:36px}
.hero-lede b{font-weight:700}
.badges{list-style:none;display:flex;flex-wrap:wrap;gap:14px 32px;padding:0;margin:36px 0 0}
.badges li{display:flex;align-items:center;gap:8px;font-size:14.5px;color:var(--muted)}
.badges .ic{color:var(--accent)}
.hero-photo{position:relative;margin:0;padding:18px 0 18px 26px}
.hero-photo::before{content:"";position:absolute;left:0;top:4%;bottom:0;width:48%;border-radius:24px;transform:skewX(-12deg);
  background:linear-gradient(165deg,var(--accent),color-mix(in srgb,var(--accent) 25%,transparent))}
.photo-frame{position:relative;z-index:1;aspect-ratio:16/9;border-radius:24px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow)}
.photo-frame img{width:100%;height:100%;object-fit:cover}
.photo-empty{position:absolute;inset:14px;display:grid;place-items:center;border:2px dashed var(--field);border-radius:16px;color:var(--muted);font-weight:600}
.hero-card{position:absolute;z-index:2;top:0;right:-8px;display:flex;align-items:center;gap:10px;background:var(--surface);color:var(--text);
  border:1px solid var(--rule);border-radius:999px;padding:8px 18px 8px 8px;font:600 14.5px/1.2 var(--body);box-shadow:var(--shadow);max-width:270px}
.hero-card .ic{width:30px;height:30px;padding:5px;border-radius:50%;background:var(--accent);color:var(--on-accent)}

/* ---- promise row ---- */
.promise-band{background:var(--band);border-block:1px solid var(--rule);padding:56px 0}
.promises{display:grid;grid-template-columns:repeat(4,1fr)}
.promise{padding:4px 36px}
.promise + .promise{border-left:1px solid var(--rule)}
.promise:first-child{padding-left:0}
.promise .ic{width:34px;height:34px;color:var(--accent)}
.promise h3{font-size:18px;margin:16px 0 8px}
.promise p{font-size:15px;color:var(--muted);margin:0}

/* ---- sections ---- */
.block{padding:112px 0}
.block.alt{background:var(--band)}
.block-head{max-width:660px;margin-bottom:52px}
.block h2,.about h2{font-size:clamp(30px,3.4vw,42px);letter-spacing:-.015em;margin-bottom:12px}
.lede{font-size:18px;color:var(--muted)}
.fine{font-size:15px;color:var(--muted);margin-top:28px}
.narrow{max-width:900px}

/* ---- service cards ---- */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.svc{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--rule);border-radius:16px;padding:30px 28px 26px;box-shadow:var(--shadow);transition:border-color .15s}
.svc:hover{border-color:var(--accent)}
.svc-ic{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;color:var(--accent);background:color-mix(in srgb,var(--accent) 13%,transparent)}
.svc-ic .ic{width:24px;height:24px}
.svc .name{font-size:18px;margin:20px 0 10px}
.svc .note{font-size:15px;color:var(--muted);flex:1;margin:0 0 18px;border-left:0;padding-left:0}
.svc .amt{font:500 22px/1.2 var(--figure);letter-spacing:-.02em;text-align:right;margin:auto 0 0}
.svc .amt em{display:block;margin-top:4px;font:400 13px/1.3 var(--body);font-style:normal;color:var(--muted);letter-spacing:0}
.declined{margin-top:56px}
.declined h3{font-size:18px;margin-bottom:10px}
ul.plain{margin:0;padding-left:20px}
ul.plain li{color:var(--muted);font-size:15.5px;margin-bottom:6px}
ul.plain li::marker{color:var(--accent)}

/* ---- steps, payment, facts ---- */
ol.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:0;margin:0}
ol.steps li{background:var(--surface);border:1px solid var(--rule);border-radius:16px;padding:30px 28px;box-shadow:var(--shadow)}
.num{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--accent);color:var(--on-accent);font:600 15px var(--figure)}
ol.steps p{margin:16px 0 0}
.pay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px}
.pay-grid > div,.facts > div{background:var(--surface);border:1px solid var(--rule);border-radius:16px;padding:28px 30px;color:var(--muted);font-size:15.5px;box-shadow:var(--shadow)}
.pay-grid b,.facts b{display:block;color:var(--text);font:600 17px/1.3 var(--display);margin-bottom:8px}

/* ---- questions ---- */
.qa-list{border-top:1px solid var(--rule)}
details.qa{border-bottom:1px solid var(--rule)}
details.qa summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;padding:20px 0;font:600 18px/1.35 var(--display)}
details.qa summary::-webkit-details-marker{display:none}
details.qa summary::after{content:"+";color:var(--accent);font:500 24px/1 var(--body)}
details.qa[open] summary::after{content:"\2212"}
details.qa p{color:var(--muted);margin:0 0 22px;max-width:62ch}

/* ---- about and closer ---- */
.about{display:grid;grid-template-columns:1.3fr 1fr;gap:80px;align-items:start}
.about-copy p{color:var(--muted);font-size:17.5px}
.facts{display:grid;gap:20px}
.closer-band{padding:112px 0 120px}
.closer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px 40px;background:var(--surface);
  border:1px solid var(--rule);border-radius:24px;padding:52px 56px;box-shadow:var(--shadow)}
.closer h2{font-size:clamp(26px,2.8vw,34px);margin-bottom:8px}
.closer p{color:var(--muted);margin:0}

/* ---- footer ---- */
.site-foot{border-top:1px solid var(--rule);background:var(--surface);padding:72px 0 52px}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;align-items:start}
.foot-line{color:var(--muted);margin:14px 0 0}
.foot-links{display:flex;flex-direction:column;gap:10px}
.foot-links a,.reach{color:var(--text);text-decoration:none;font-weight:500}
.foot-links a:hover,.reach:hover{color:var(--accent)}
.reachrow{display:flex;flex-direction:column;gap:10px}
.reach{display:inline-flex;align-items:center;gap:10px}
.reach .ic{color:var(--accent)}
.umbrella{grid-column:1/-1;color:var(--muted);font-size:14.5px;border-top:1px solid var(--rule);padding-top:28px;margin:12px 0 0}

/* ---- inner pages ---- */
main.page{padding-top:80px;padding-bottom:120px}
.page-block{margin-top:72px}
.page-block > h2{font-size:clamp(28px,3vw,38px);letter-spacing:-.015em;margin-bottom:12px}
.page-narrow{max-width:900px}
.lead{margin-bottom:8px}
h1.page{font-size:clamp(36px,4.4vw,54px);letter-spacing:-.02em;margin-bottom:16px}
.lead .lede{max-width:46em}
.prose{max-width:780px;margin-bottom:12px}
.prose h2{font-size:27px;margin:44px 0 12px}
.prose h3{font-size:19px;margin:26px 0 8px}
.prose p,.prose li{font-size:17px}
.note{display:block;color:var(--muted);font-size:15px;border-left:3px solid var(--rule);padding-left:12px;margin-top:8px}
main.page .facts{max-width:780px;margin-top:28px}
main.page .closer{margin-top:0}

/* ---- booking form ---- */
.booking{display:grid;grid-template-columns:1.45fr 1fr;gap:72px;align-items:start;margin-top:48px}
.field{margin-bottom:28px}
.field label,fieldset.field legend{display:block;font-weight:600;font-size:15.5px;margin-bottom:4px}
.field .hint{display:block;color:var(--muted);font-size:14.5px;margin-bottom:8px}
input[type=text],input[type=email],input[type=tel],input[type=date],input[type=time],select,textarea{
  width:100%;background:var(--surface);color:var(--text);font:16px/1.5 var(--body);
  border:1px solid var(--field);border-radius:12px;padding:12px 14px;transition:border-color .15s}
input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:3px solid color-mix(in srgb,var(--accent) 22%,transparent);outline-offset:0}
textarea{min-height:120px;resize:vertical}
option{background:var(--surface);color:var(--text)}
input[type=date],input[type=time]{accent-color:var(--accent);min-height:48px}
fieldset.field{border:0;padding:0;margin:0 0 24px;min-width:0}
fieldset.field legend{padding:0}
.pair{display:flex;gap:16px}
.pair > div{flex:1}
.field .pair label{font-weight:500;color:var(--muted);font-size:14.5px}
.check{display:flex;gap:12px;align-items:flex-start;margin-bottom:18px}
.check input{margin-top:5px;width:18px;height:18px;flex:0 0 18px;accent-color:var(--accent)}
.check label{max-width:60ch}
.hp{position:absolute;left:-9999px}
button.submit{margin-top:10px}
.err{color:var(--danger);font-weight:600;margin-top:14px}
.summary{position:sticky;top:100px;background:var(--surface);border:1px solid var(--rule);border-radius:20px;padding:26px 26px 18px;box-shadow:var(--shadow)}
.summary h2{font-size:20px;margin-bottom:16px}
.summary dl{display:grid;grid-template-columns:1fr auto;gap:10px 16px;margin:0 0 18px;padding-bottom:16px;border-bottom:1px solid var(--rule)}
.summary dt{color:var(--muted)}
.summary dd{margin:0;font-family:var(--figure);font-size:16px;text-align:right}
.summary .terms{font-size:14.5px;color:var(--muted);margin-bottom:10px}
.result{background:var(--surface);border:1px solid var(--rule);border-radius:20px;padding:32px;box-shadow:var(--shadow);max-width:640px}
.result h2{font-size:28px;margin-bottom:12px}
.ref{font-family:var(--figure);font-size:26px;letter-spacing:-.02em;display:block;margin:6px 0 18px}

/* ---- narrower screens ---- */
@media (max-width:1100px){
  :root{--gutter:44px}
  .svc-grid{grid-template-columns:repeat(3,1fr)}
  .topnav{gap:22px}
}
@media (max-width:960px){
  :root{--gutter:32px}
  .head-in{flex-wrap:wrap;gap:12px 24px;padding-top:12px;padding-bottom:10px}
  .topnav{order:3;width:100%;margin:0;overflow-x:auto;gap:24px}
  .theme{margin-left:auto}
  .hero-in,.about,.booking{grid-template-columns:1fr}
  .hero-photo{max-width:640px}
  .promises{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .promise:nth-child(3){border-left:0;padding-left:0}
  ol.steps{grid-template-columns:repeat(2,1fr)}
  .pay-grid{grid-template-columns:1fr}
  .foot-in{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .summary{position:static}
}
@media (max-width:820px){
  .svc-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  :root{--gutter:24px}
  .head-in{column-gap:12px}
  .topnav{gap:0;justify-content:space-between}
  .topnav a{font-size:14.5px}
  .theme{gap:10px}
  .theme .ic-sun,.theme .ic-moon,.theme .sys .ic{display:none}
  .theme .sys{padding:4px 10px}
  .hero{padding:48px 0 64px}
  .block{padding:72px 0}
  .closer-band{padding:72px 0 80px}
  main.page{padding-top:48px;padding-bottom:80px}
  .page-block{margin-top:56px}
  .svc-grid,ol.steps,.promises{grid-template-columns:1fr}
  .promise{border-left:0 !important;padding:0 !important}
  .pair{flex-direction:column;gap:12px}
  .closer{padding:32px 26px}
  .hero-card{right:0;max-width:220px}
}