@font-face { font-family: Inter; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/inter-latin-ext-400-normal.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: Inter; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/inter-latin-400-normal.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: Inter; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/inter-latin-ext-500-normal.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: Inter; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/inter-latin-500-normal.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: Inter; font-style: normal; font-weight: 600; font-display: swap; src: url(fonts/inter-latin-ext-600-normal.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: Inter; font-style: normal; font-weight: 600; font-display: swap; src: url(fonts/inter-latin-600-normal.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: Inter; font-style: normal; font-weight: 700; font-display: swap; src: url(fonts/inter-latin-ext-700-normal.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: Inter; font-style: normal; font-weight: 700; font-display: swap; src: url(fonts/inter-latin-700-normal.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/jetbrains-mono-latin-ext-400-normal.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/jetbrains-mono-latin-ext-500-normal.woff2) format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/jetbrains-mono-latin-500-normal.woff2) format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  --bg: #07090c;
  --bg-2: #0d1117;
  --line: #1c2430;
  --text: #e6edf3;
  --muted: #8b98a8;
  --cyan: #03c4eb;
  --cyan-dim: rgba(3, 196, 235, .12);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.65 Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

.skip { position: absolute; left: -9999px; top: 8px; background: var(--cyan); color: #04121a; padding: 8px 14px; border-radius: 6px; z-index: 20; }
.skip:focus { left: 16px; }

.logo { display: inline-flex; align-items: center; }
.logo img { display: block; height: 30px; width: auto; }
footer .logo img { height: 26px; margin-bottom: 12px; }
footer .logo { display: flex; }

/* nav */
nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(7, 9, 12, .75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
nav ul { display: flex; gap: 32px; list-style: none; font-size: 15px; color: var(--muted); }
nav ul a:hover { color: var(--text); }
.lang { font-family: "JetBrains Mono", monospace; font-size: 13px; color: var(--muted); }
.lang a { color: var(--muted); }
.lang a:hover { color: var(--text); }
.lang [aria-current] { color: var(--cyan); font-weight: 500; }
.menu-btn { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; color: var(--text); width: 42px; height: 42px; cursor: pointer; font-size: 18px; }

/* hero */
.hero {
  position: relative; overflow: hidden;
  padding: 140px 0 120px;
  background:
    radial-gradient(ellipse 60% 50% at 70% 30%, rgba(3,196,235,.18), transparent 70%),
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 56px 56px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 56px 56px;
  mask-image: linear-gradient(#000 75%, transparent);
}
.tag { font-family: "JetBrains Mono", monospace; font-size: 14px; color: var(--cyan); margin-bottom: 24px; }
h1 { font-size: clamp(40px, 6.4vw, 76px); line-height: 1.05; letter-spacing: -.035em; font-weight: 700; max-width: 900px; }
h1 em { font-style: normal; color: var(--cyan); }
.hero p { margin-top: 28px; max-width: 620px; font-size: 20px; color: var(--muted); }
.cta { margin-top: 44px; display: flex; gap: 16px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 14px 26px; border-radius: 8px; font-weight: 600; font-size: 16px; transition: .2s; }
.btn-primary { background: var(--cyan); color: #04121a; }
.btn-primary:hover { box-shadow: 0 0 0 4px var(--cyan-dim), 0 8px 30px rgba(3,196,235,.35); }
.btn-ghost { border: 1px solid var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--muted); }

/* sections */
section { padding: 110px 0; border-top: 1px solid var(--line); }
.head { margin-bottom: 56px; }
.head .tag { margin-bottom: 14px; }
h2 { font-size: clamp(30px, 4vw, 44px); letter-spacing: -.025em; line-height: 1.15; font-weight: 700; max-width: 720px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.card { background: var(--bg-2); padding: 36px 32px; transition: background .25s; }
.card:hover { background: #111823; }
.card .num { font-family: "JetBrains Mono", monospace; font-size: 13px; color: var(--cyan); }
.card h3 { font-size: 21px; margin: 18px 0 10px; letter-spacing: -.01em; }
.card p { color: var(--muted); font-size: 16px; }

.stack { display: flex; flex-wrap: wrap; gap: 12px; }
.stack span {
  font-family: "JetBrains Mono", monospace; font-size: 15px;
  padding: 10px 18px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--bg-2); transition: .2s;
}
.stack span:hover { border-color: var(--cyan); color: var(--cyan); }

.industries { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.ind { border-left: 2px solid var(--cyan); padding: 4px 0 4px 20px; }
.ind h3 { font-size: 19px; margin-bottom: 6px; }
.ind p { color: var(--muted); font-size: 15px; }

.how { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.how .card { border: 1px solid var(--line); border-radius: 14px; padding: 44px 40px; }
.how .card h3 { font-size: 26px; }
.how ul { margin-top: 20px; list-style: none; color: var(--muted); font-size: 16px; }
.how li { padding: 6px 0 6px 26px; position: relative; }
.how li::before { content: "→"; position: absolute; left: 0; color: var(--cyan); }

/* contact */
.contact { display: grid; grid-template-columns: 1fr 1.2fr; gap: 64px; align-items: start; }
.contact-lead { color: var(--muted); margin: 20px 0 36px; }
.contact .info a { display: block; font-size: 22px; font-weight: 600; margin-bottom: 8px; }
.contact .info a:hover { color: var(--cyan); }
form { background: var(--bg-2); border: 1px solid var(--line); border-radius: 14px; padding: 36px; display: grid; gap: 18px; }
label { font-size: 13px; color: var(--muted); font-family: "JetBrains Mono", monospace; display: grid; gap: 8px; }
input, textarea {
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
  color: var(--text); font: inherit; font-family: Inter, sans-serif; font-size: 16px; padding: 13px 14px;
}
input:focus, textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px var(--cyan-dim); }
textarea { min-height: 130px; resize: vertical; }
form .btn { border: 0; cursor: pointer; justify-self: start; font-family: inherit; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { font-size: 15px; min-height: 1.5em; color: var(--muted); }
.form-status[data-state="ok"] { color: var(--cyan); }
.form-status[data-state="error"] { color: #ff7b72; }
.form-status a { text-decoration: underline; }
button[disabled] { opacity: .6; cursor: progress; }

footer { border-top: 1px solid var(--line); padding: 48px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
footer dl { display: grid; grid-template-columns: auto auto; gap: 4px 20px; }
footer dt { color: #737f8e; }

main.hero .logo { margin-bottom: 64px; }

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

@media (max-width: 820px) {
  .lang { margin-left: auto; margin-right: 16px; }
  nav .wrap { flex-wrap: wrap; height: auto; padding-top: 14px; padding-bottom: 14px; }
  nav ul { order: 3; width: 100%; flex-wrap: wrap; gap: 12px 24px; margin-top: 4px; }
  .js .menu-btn { display: inline-grid; place-items: center; }
  .js nav ul { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px 24px 16px; }
  .js nav ul.open { display: flex; }
  nav ul a { display: block; padding: 12px 0; font-size: 17px; }
  .how, .contact { grid-template-columns: 1fr; }
  .hero { padding: 90px 0 80px; }
  section { padding: 80px 0; }
}