:root{
  --blue:#2C81FF;
  --blue-strong:#1B63D1;
  --gray:#767676;
  --pulse:#2FBE8F;

  --bg:#F5F7FB;
  --bg-raised:#FFFFFF;
  --bg-sunken:#EBEFF6;
  --ink:#10151C;
  --ink-soft:#4A5261;
  --border:#E1E6EF;
  --shadow: 0 1px 2px rgba(16,21,28,0.04), 0 8px 24px rgba(16,21,28,0.06);
}
[data-theme="dark"]{
  --bg:#0B0F16;
  --bg-raised:#131A24;
  --bg-sunken:#0E141D;
  --ink:#E8ECF3;
  --ink-soft:#A7B0C0;
  --border:#232C3A;
  --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 12px 32px rgba(0,0,0,0.4);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  transition:background .25s ease, color .25s ease;
}
h1,h2,h3{
  font-family:'Space Grotesk',sans-serif;
  font-weight:600;
  line-height:1.15;
  margin:0;
  letter-spacing:-0.01em;
}
p{margin:0; line-height:1.65; color:var(--ink-soft);}
a{color:inherit;}
.mono{
  font-family:'JetBrains Mono',monospace;
  letter-spacing:0.04em;
}
.eyebrow{
  display:flex;
  align-items:center;
  gap:8px;
  font-family:'JetBrains Mono',monospace;
  font-size:12px;
  font-weight:500;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--blue);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:7px; height:7px;
  border-radius:50%;
  background:var(--pulse);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--pulse) 25%, transparent);
  flex:none;
}
.wrap{
  max-width:1120px;
  margin:0 auto;
  padding:0 28px;
}
section{padding:96px 0;}
@media (max-width:640px){ section{padding:64px 0;} }

/* NAV */
header{
  position:sticky; top:0; z-index:50;
  background:color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.navbar{
  max-width:1120px;
  margin:0 auto;
  padding:14px 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.brand{
  display:flex;
  align-items:center;
  text-decoration:none;
  color:var(--ink);
  flex:none;
}
.brand-logo{
  height:26px;
  width:auto;
  display:block;
}
nav.links{
  display:flex;
  gap:28px;
  list-style:none;
  margin:0; padding:0;
  flex-wrap:wrap;
}
nav.links a{
  text-decoration:none;
  font-size:14px;
  font-weight:500;
  color:var(--ink-soft);
  white-space:nowrap;
  transition:color .15s ease;
}
nav.links a:hover{ color:var(--blue); }
.nav-controls{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
}
.lang-toggle{
  display:flex;
  background:var(--bg-sunken);
  border:1px solid var(--border);
  border-radius:999px;
  padding:3px;
}
.lang-toggle button{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;
  font-weight:600;
  letter-spacing:0.03em;
  border:none;
  background:transparent;
  color:var(--ink-soft);
  padding:5px 11px;
  border-radius:999px;
  cursor:pointer;
  transition:background .15s ease, color .15s ease;
}
.lang-toggle button.active{
  background:var(--blue);
  color:#fff;
}
.icon-btn{
  width:34px; height:34px;
  border-radius:50%;
  border:1px solid var(--border);
  background:var(--bg-sunken);
  color:var(--ink);
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
  flex:none;
}
.icon-btn svg{ width:16px; height:16px; }
.menu-btn{ display:none; }

@media (max-width:880px){
  nav.links{
    position:fixed;
    top:64px; left:0; right:0;
    background:var(--bg-raised);
    border-bottom:1px solid var(--border);
    flex-direction:column;
    gap:0;
    padding:8px 28px 18px;
    transform:translateY(-8px);
    opacity:0;
    pointer-events:none;
    transition:opacity .18s ease, transform .18s ease;
  }
  nav.links.open{
    opacity:1; transform:translateY(0); pointer-events:auto;
  }
  nav.links a{
    padding:12px 0;
    border-bottom:1px solid var(--border);
    font-size:15px;
  }
  .menu-btn{
    display:flex;
  }
}

/* BUTTONS */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 22px;
  border-radius:10px;
  font-size:14.5px;
  font-weight:600;
  text-decoration:none;
  cursor:pointer;
  border:1px solid transparent;
  white-space:normal;
  text-align:center;
  line-height:1.3;
}
.btn-primary{ background:var(--blue); color:#fff; }
.btn-primary:hover{ background:var(--blue-strong); }
.btn-secondary{
  background:transparent;
  border-color:var(--border);
  color:var(--ink);
}
.btn-secondary:hover{ border-color:var(--blue); color:var(--blue); }

/* HERO */
.hero{ padding-top:88px; }
.hero-inner{
  max-width:720px;
  text-align:center;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  align-items:center;
}
.hero h1{
  font-size:clamp(30px, 4.4vw, 50px);
  margin-bottom:22px;
}
.hero p.lead{
  font-size:17px;
  max-width:56ch;
  margin-bottom:34px;
}
.hero-ctas{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:14px;
}
.hero .eyebrow{ justify-content:center; }

/* SECTION HEAD */
.section-head{ max-width:640px; margin-bottom:44px; }
.section-head h2{ font-size:clamp(24px,3.2vw,34px); margin-bottom:14px; }
.section-head p{ font-size:15.5px; }

/* SYMPTOMS */
.symptoms-stem{
  font-family:'Space Grotesk',sans-serif;
  font-weight:600;
  font-size:19px;
  color:var(--ink);
  margin-bottom:18px;
}
.symptoms-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
@media (max-width:900px){ .symptoms-grid{ grid-template-columns:1fr; } }
.symptom-card{
  background:var(--bg-raised);
  border:1px solid var(--border);
  border-radius:14px;
  padding:24px;
  display:flex;
  gap:16px;
  align-items:flex-start;
  min-height:0;
}
.symptom-mark{
  flex:none;
  width:34px; height:34px;
  border-radius:9px;
  background:color-mix(in srgb, var(--blue) 12%, transparent);
  display:flex; align-items:center; justify-content:center;
  color:var(--blue);
}
.symptom-mark svg{ width:17px; height:17px; }
.symptom-card p{ color:var(--ink); font-size:15px; font-weight:500; line-height:1.55; }
.symptoms-close{
  margin-top:34px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:18px;
  justify-content:space-between;
  padding:22px 26px;
  border-radius:14px;
  background:color-mix(in srgb, var(--blue) 7%, var(--bg-raised));
  border:1px solid color-mix(in srgb, var(--blue) 25%, var(--border));
}
.symptoms-close p{ color:var(--ink); font-weight:500; font-size:15px; max-width:46ch; }

/* SERVICES / PROCESS */
.timeline{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-bottom:56px;
}
@media (max-width:900px){ .timeline{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:520px){ .timeline{ grid-template-columns:1fr; } }
.step{
  border-top:2px solid var(--blue);
  padding-top:16px;
}
.step .num{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;
  color:var(--blue);
  font-weight:600;
  display:block;
  margin-bottom:10px;
}
.step h3{ font-size:16.5px; margin-bottom:8px; }
.step p{ font-size:14px; }

.services-columns{
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:40px;
  padding-top:8px;
  border-top:1px solid var(--border);
}
@media (max-width:820px){ .services-columns{ grid-template-columns:1fr; } }
.services-columns h3{
  font-size:14px;
  text-transform:uppercase;
  letter-spacing:0.08em;
  color:var(--ink-soft);
  font-family:'JetBrains Mono',monospace;
  font-weight:500;
  margin-top:36px;
  margin-bottom:18px;
}
.services-columns h3:first-child{ margin-top:36px; }
.scope-list{
  list-style:none;
  margin:0; padding:0;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.scope-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14.5px;
  color:var(--ink);
}
.scope-list li svg{
  flex:none; width:16px; height:16px; margin-top:2px;
  color:var(--pulse);
}
.tag-list{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
}
.tag{
  font-family:'JetBrains Mono',monospace;
  font-size:12.5px;
  padding:7px 12px;
  border-radius:8px;
  background:var(--bg-sunken);
  border:1px solid var(--border);
  color:var(--ink);
  white-space:nowrap;
}
.services-note{
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--border);
  font-size:14.5px;
  max-width:70ch;
}

/* ABOUT */
.about-card{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:32px;
  align-items:flex-start;
  background:var(--bg-raised);
  border:1px solid var(--border);
  border-radius:16px;
  padding:36px;
}
@media (max-width:640px){ .about-card{ grid-template-columns:1fr; } }
.about-name{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:22px;
  color:var(--ink);
  white-space:nowrap;
  display:block;
}
.about-card .caption{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;
  color:var(--blue);
  letter-spacing:0.03em;
  display:block;
  margin-top:6px;
}
.about-text p{ margin-bottom:14px; font-size:15px; }
.about-text p:last-child{ margin-bottom:0; }

/* CONTACT */
.contact-card{
  background:var(--bg-raised);
  border:1px solid var(--border);
  border-radius:16px;
  padding:40px;
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:36px;
}
@media (max-width:760px){ .contact-card{ grid-template-columns:1fr; } }
.contact-list{
  list-style:none;
  margin:0; padding:0;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.contact-list li{
  display:flex;
  align-items:flex-start;
  gap:14px;
}
.contact-list .ic{
  flex:none;
  width:38px; height:38px;
  border-radius:10px;
  background:color-mix(in srgb, var(--blue) 12%, transparent);
  color:var(--blue);
  display:flex; align-items:center; justify-content:center;
}
.contact-list .ic svg{ width:17px; height:17px; }
.contact-list .label{
  font-family:'JetBrains Mono',monospace;
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:0.07em;
  color:var(--ink-soft);
  display:block;
  margin-bottom:3px;
}
.contact-list .val{ font-size:15px; font-weight:500; color:var(--ink); }
.contact-side{
  background:var(--bg-sunken);
  border-radius:12px;
  padding:26px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:16px;
}
.contact-side p{ font-size:14.5px; }

footer{
  border-top:1px solid var(--border);
  padding:30px 0;
}
.footer-row{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  align-items:center;
}
footer p{ font-size:13px; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
}