@font-face {
  font-family: "Inter";
  src: url("fonts/inter.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "Space Grotesk";
  src: url("fonts/grotesk.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}

:root {
  --navy-950: #050b1a;
  --navy-900: #0a1428;
  --navy-800: #111f3d;
  --navy-700: #1b2d55;
  --blue: #1a5cff;
  --blue-600: #0b47d9;
  --cyan: #22d3ee;
  --ink: #0b1325;
  --ink-2: #3a4560;
  --ink-3: #6b7590;
  --line: #e4e8f1;
  --bg: #ffffff;
  --bg-soft: #f5f7fc;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(10, 20, 40, .06), 0 12px 32px -12px rgba(10, 20, 40, .18);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Space Grotesk", var(--font);
  --wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.12; letter-spacing: -.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.7rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--display); font-weight: 600; font-size: .82rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--blue);
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; border-radius: 2px; }
.lead { font-size: 1.18rem; color: var(--ink-2); max-width: 62ch; }
.muted { color: var(--ink-3); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 24px; border-radius: 999px; border: 0;
  font: 600 1rem/1 var(--font); cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  text-decoration: none !important;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 8px 24px -8px rgba(26, 92, 255, .7); }
.btn-primary:hover { background: var(--blue-600); transform: translateY(-1px); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.22); }
.btn-ghost:hover { background: rgba(255,255,255,.14); }
.btn svg { width: 18px; height: 18px; }

/* Header */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background .25s ease, box-shadow .25s ease, backdrop-filter .25s;
}
.site-header.scrolled, .site-header.solid {
  background: rgba(5, 11, 26, .82);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 rgba(255,255,255,.06);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: inline-flex; align-items: center; gap: 12px; color: #fff; font-family: var(--display); font-weight: 700; font-size: 1.22rem; letter-spacing: .06em; text-decoration: none !important; }
.logo-mark {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--blue), #3d7bff 60%, var(--cyan));
  color: #fff; font-size: .95rem; letter-spacing: 0; box-shadow: 0 6px 18px -6px rgba(26,92,255,.8);
}
.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: rgba(255,255,255,.82); font-weight: 500; font-size: .98rem; padding: 10px 14px; border-radius: 10px; text-decoration: none; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: #fff; background: rgba(255,255,255,.08); }
.nav-links .btn { margin-left: 10px; padding: 11px 20px; white-space: nowrap; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; padding: 10px; cursor: pointer; }
.nav-toggle svg { width: 26px; height: 26px; }
.nav-links .lang-switch { display: flex; align-items: center; gap: 2px; margin-left: 8px; padding-left: 12px; border-left: 1px solid rgba(255,255,255,.16); }
.nav-links .lang-switch a { padding: 6px 8px; font-size: .8rem; font-weight: 600; letter-spacing: .05em; border-radius: 8px; }
.nav-links .lang-switch a[aria-current="true"] { color: #fff; background: rgba(255,255,255,.14); }

@media (max-width: 1040px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; align-items: stretch; gap: 2px;
    padding: 12px 16px 22px; background: rgba(5, 11, 26, .97);
    transform: translateY(-8px); opacity: 0; visibility: hidden; pointer-events: none; transition: .2s ease;
  }
  .nav-links.open { transform: none; opacity: 1; visibility: visible; pointer-events: auto; }
  .nav-links a { display: block; padding: 14px 12px; font-size: 1.05rem; }
  .nav-links .btn { display: flex; margin: 10px 0 0; justify-content: center; }
  .nav-links .lang-switch { margin: 14px 0 0; padding: 14px 0 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.12); gap: 6px; }
  .nav-links .lang-switch a { padding: 10px 16px; font-size: .95rem; }
}

/* Hero */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: var(--navy-950);
  padding: 170px 0 110px;
  isolation: isolate;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(900px 520px at 78% 18%, rgba(26, 92, 255, .38), transparent 60%),
    radial-gradient(640px 420px at 10% 90%, rgba(34, 211, 238, .16), transparent 60%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 60% 30%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 30%, #000 20%, transparent 75%);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 56px; align-items: center; }
.hero .eyebrow { color: var(--cyan); }
.hero h1 span { background: linear-gradient(90deg, #7ea6ff, var(--cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { color: rgba(255,255,255,.74); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.code-card {
  background: linear-gradient(180deg, rgba(17, 31, 61, .9), rgba(10, 20, 40, .9));
  border: 1px solid rgba(255,255,255,.1); border-radius: 20px;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.6), inset 0 1px 0 rgba(255,255,255,.06);
  font: 500 .9rem/1.75 ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  overflow: hidden;
}
.code-card .bar { display: flex; gap: 7px; padding: 14px 16px; border-bottom: 1px solid rgba(255,255,255,.07); }
.code-card .bar i { width: 11px; height: 11px; border-radius: 50%; background: #334266; }
.code-card .bar i:nth-child(1) { background: #ff5f57; } .code-card .bar i:nth-child(2) { background: #febc2e; } .code-card .bar i:nth-child(3) { background: #28c840; }
.code-card pre { margin: 0; padding: 20px 22px 24px; color: #c8d3f5; white-space: pre; overflow-x: auto; }
.tk-k { color: #7ea6ff; } .tk-s { color: #7ee2b8; } .tk-c { color: #5d6b91; font-style: italic; } .tk-f { color: var(--cyan); }

@media (max-width: 960px) {
  .hero { padding: 140px 0 80px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 560px) {
  .code-card { font-size: .78rem; }
}

/* Sections */
section { padding: 110px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }
@media (max-width: 700px) { section { padding: 76px 0; } }

.intro { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.intro-img { position: relative; }
.intro-img img { border-radius: 24px; box-shadow: var(--shadow); aspect-ratio: 4/3.4; object-fit: cover; width: 100%; height: auto; }
.checks { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 12px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; color: var(--ink-2); }
.checks li::before {
  content: ""; flex: none; width: 22px; height: 22px; margin-top: 3px; border-radius: 50%;
  background: #e8efff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a5cff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/13px no-repeat;
}
@media (max-width: 900px) { .intro { grid-template-columns: 1fr; gap: 44px; } }

/* Service cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.card .ic { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, #e8efff, #dff8fd); color: var(--blue); margin-bottom: 20px; }
.card .ic svg { width: 24px; height: 24px; }
.card p { color: var(--ink-2); margin: 0; font-size: .98rem; }
.card .more { display: inline-block; margin-top: 14px; font-weight: 600; font-size: .95rem; }
@media (max-width: 960px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .cards { grid-template-columns: 1fr; } }

/* Module tabs */
.modules { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 28px; align-items: start; }
.tablist { display: flex; flex-direction: column; gap: 8px; }
.tab {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; width: 100%;
  padding: 18px 20px; border-radius: 14px; border: 1px solid var(--line); background: #fff; cursor: pointer;
  font: 600 1.05rem/1.2 var(--display); color: var(--ink); text-align: left; transition: .18s ease;
}
.tab small { font: 500 .8rem var(--font); color: var(--ink-3); }
.tab:hover { border-color: #c5d3f5; }
.tab[aria-selected="true"] { background: var(--navy-900); color: #fff; border-color: var(--navy-900); box-shadow: var(--shadow); }
.tab[aria-selected="true"] small { color: rgba(255,255,255,.6); }
.panel { background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 38px 40px; min-height: 100%; }
.panel[hidden] { display: none; }
.panel h3 { font-size: 1.7rem; margin-bottom: 8px; }
.panel > p { color: var(--ink-2); margin-bottom: 28px; }
.feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 30px; list-style: none; padding: 0; margin: 0; }
.feature-list li { padding: 16px 0 0; border-top: 1px solid var(--line); }
.feature-list b { display: block; font-weight: 600; margin-bottom: 2px; }
.feature-list span { color: var(--ink-3); font-size: .95rem; }
.tags { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.tags li { padding: 9px 15px; border-radius: 999px; background: var(--bg-soft); border: 1px solid var(--line); font-size: .93rem; color: var(--ink-2); }
@media (max-width: 900px) {
  .modules { grid-template-columns: 1fr; }
  .tablist { flex-direction: row; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
  .tab { flex: none; width: auto; }
  .tab small { display: none; }
  .panel { padding: 28px 22px; }
  .feature-list { grid-template-columns: 1fr; }
}

/* Process */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; counter-reset: step; }
.steps-4 { grid-template-columns: repeat(4, 1fr); }
.step { position: relative; padding: 26px 22px; border-radius: var(--radius); background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); }
.step::before { counter-increment: step; content: "0" counter(step); display: block; font: 700 .9rem var(--display); color: var(--cyan); margin-bottom: 14px; letter-spacing: .08em; }
.step h3 { font-size: 1.1rem; color: #fff; }
.step p { margin: 0; color: rgba(255,255,255,.65); font-size: .93rem; }
.section-dark { background: var(--navy-950); color: #fff; position: relative; overflow: hidden; }
.section-dark .eyebrow { color: var(--cyan); }
.section-dark .lead { color: rgba(255,255,255,.7); }
@media (max-width: 1000px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Values */
.values { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.value { padding: 34px; border-radius: 22px; background: #fff; border: 1px solid var(--line); }
.value h3 { font-size: 1.3rem; }
.value p { color: var(--ink-2); margin: 0; }
@media (max-width: 760px) { .values { grid-template-columns: 1fr; } }

/* CTA band */
.cta {
  border-radius: 28px; padding: 60px; color: #fff; position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--blue-600), var(--blue) 45%, #2f8bff);
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.cta::after { content: ""; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%; background: rgba(255,255,255,.1); }
.cta h2 { margin: 0 0 8px; max-width: 20ch; }
.cta p { margin: 0; color: rgba(255,255,255,.85); max-width: 52ch; }
.cta .btn { background: #fff; color: var(--blue-600); position: relative; z-index: 1; }
@media (max-width: 620px) { .cta { padding: 40px 26px; } }

/* Page hero (sub pages) */
.page-hero { background: var(--navy-950); color: #fff; padding: 160px 0 80px; position: relative; overflow: hidden; isolation: isolate; }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(800px 420px at 85% 0%, rgba(26, 92, 255, .35), transparent 60%); }
.page-hero .eyebrow { color: var(--cyan); }
.page-hero .lead { color: rgba(255,255,255,.72); }
.page-hero .hero-note { margin: 4px 0 0; font-size: .92rem; color: rgba(255,255,255,.55); max-width: 62ch; }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.contact-info { display: grid; gap: 16px; margin-top: 28px; }
.contact-info a, .contact-info div { display: flex; gap: 14px; align-items: center; padding: 18px 20px; border-radius: 16px; background: #fff; border: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.contact-info .ic { width: 44px; height: 44px; flex: none; border-radius: 12px; display: grid; place-items: center; background: #e8efff; color: var(--blue); }
.contact-info .ic svg { width: 20px; height: 20px; }
.contact-info small { display: block; color: var(--ink-3); font-size: .85rem; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 38px; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.field label { font-weight: 600; font-size: .92rem; }
.field input, .field textarea, .field select {
  font: inherit; font-size: 1rem; color: var(--ink); padding: 13px 15px; border-radius: 12px;
  border: 1px solid #d5dbe8; background: var(--bg-soft); transition: border-color .15s, background .15s, box-shadow .15s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blue); background: #fff; box-shadow: 0 0 0 4px rgba(26, 92, 255, .12); }
.field textarea { min-height: 150px; resize: vertical; }
.field select { width: 100%; }
.radio-row { display: flex; flex-wrap: wrap; gap: 10px; }
.radio-row label { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border: 1px solid #d5dbe8; border-radius: 10px; font-weight: 500; cursor: pointer; background: var(--bg-soft); }
.radio-row input { accent-color: var(--blue); }
.form-note { font-size: .85rem; color: var(--ink-3); margin: 14px 0 0; }
.form-status { margin-top: 16px; padding: 14px 16px; border-radius: 12px; font-weight: 500; display: none; }
.form-status.ok { display: block; background: #e7f8ef; color: #0f6b3a; }
.form-status.err { display: block; background: #fdecec; color: #9b1c1c; }
.hp { position: absolute !important; left: -9999px !important; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } .form-row { grid-template-columns: 1fr; } .form-card { padding: 26px 20px; } }

/* Partner */
.perks { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; list-style: none; padding: 0; margin: 0; }
.perks li { display: flex; gap: 14px; align-items: center; padding: 18px 20px; border-radius: 14px; background: #fff; border: 1px solid var(--line); font-weight: 500; }
.perks li svg { flex: none; width: 22px; height: 22px; color: var(--blue); }
.req { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 36px; }
@media (max-width: 760px) { .perks, .req { grid-template-columns: 1fr; } }

/* Trainings */
.topics { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 6px; font-size: .93rem; color: var(--ink-2); }
.topics li { position: relative; padding-left: 16px; }
.topics li::before { content: ""; position: absolute; left: 0; top: .66em; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }

/* Legal text */
.prose { max-width: 760px; }
.prose h2 { font-size: 1.45rem; margin-top: 2em; }
.prose ul { padding-left: 1.2em; color: var(--ink-2); }
.prose p { color: var(--ink-2); }

/* Footer */
.site-footer { background: var(--navy-950); color: rgba(255,255,255,.7); padding: 70px 0 34px; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.08); }
.site-footer h4 { color: #fff; font-size: .95rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 16px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.site-footer a { color: rgba(255,255,255,.7); }
.site-footer a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 26px; font-size: .88rem; color: rgba(255,255,255,.45); }
.footer-legal { margin: 18px 0 0; font-size: .78rem; line-height: 1.6; color: rgba(255,255,255,.4); }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }

/* Reveal on scroll (only with JavaScript, otherwise content would stay hidden) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  * { transition: none !important; }
}