@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/inter-500.woff2") format("woff2");
}
:root {
  --ink: #1c1c1a;
  --muted: #66645f;
  --hint: #96938b;
  --line: #e5e3dc;
  --line-strong: #d5d2c8;
  --paper: #fff;
  --surface: #f7f6f1;
  --green: #2f9e44;
  --green-soft: #eaf6ee;
  --radius: 10px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.wrap { width: min(1060px, calc(100% - 48px)); margin: 0 auto; }
.service-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 72px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .42em;
  color: var(--ink);
  font-size: 18px;
  line-height: 1;
  text-decoration: none;
}
.brand-glyph { width: auto; height: 1.15em; flex: none; }
.brand-word { font-family: Inter, ui-sans-serif, system-ui, sans-serif; font-size: 1.28em; font-weight: 500; letter-spacing: -.5px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
  color: var(--muted);
  font-size: 14px;
}
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--ink); }
.nav-links .nav-login {
  padding: 6px 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--ink);
  font-weight: 500;
}
.nav-links .nav-login:hover { color: #fff; opacity: .88; }
.lang { position: relative; padding-left: 12px; border-left: 1px solid var(--line); }
.lang-btn {
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}
.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 30;
  min-width: 150px;
  margin: 0;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .1);
  list-style: none;
}
.lang-menu a { display: block; padding: 7px 10px; border-radius: 6px; color: var(--muted); text-decoration: none; white-space: nowrap; }
.lang-menu a:hover { color: var(--ink); background: var(--surface); }
.lang-menu li[aria-selected="true"] a { color: var(--ink); font-weight: 500; }
.service-hero {
  overflow: hidden;
  border-top: 1px solid var(--line);
  background: linear-gradient(145deg, #f8f7f2 0%, #fff 62%, #edf7ef 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
  gap: 64px;
  align-items: center;
  min-height: 580px;
  padding: 78px 0 84px;
}
.eyebrow {
  margin: 0 0 16px;
  color: var(--green);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .09em;
  text-transform: uppercase;
}
h1 {
  max-width: 15ch;
  margin: 0 0 20px;
  font-size: clamp(39px, 6vw, 60px);
  font-weight: 500;
  letter-spacing: -.045em;
  line-height: 1.05;
}
.hero-lead { max-width: 62ch; margin: 0 0 30px; color: var(--muted); font-size: 18px; }
.actions { display: flex; flex-wrap: wrap; gap: 11px; }
.button {
  display: inline-block;
  padding: 11px 19px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: transform .15s ease;
}
.button.primary { border-color: var(--ink); color: #fff; background: var(--ink); }
.button:hover { transform: translateY(-1px); }
/* Visible keyboard focus (inputs keep their own ring below). Only shows on tab. */
.button:focus-visible, .nav-links a:focus-visible, .lang-btn:focus-visible,
.lang-menu a:focus-visible, .faq summary:focus-visible, .submit:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}
.bridge-card {
  padding: 22px;
  border: 1px solid #dfe7df;
  border-radius: 20px;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 28px 70px rgba(42, 70, 48, .12);
}
.bridge-node { padding: 17px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); text-align: center; }
.bridge-node strong { display: block; margin-bottom: 2px; font-size: 15px; font-weight: 500; }
.bridge-node span { color: var(--muted); font-size: 12.5px; }
.bridge-node.connector { border-color: #aad8b4; color: #226f32; background: var(--green-soft); }
.bridge-arrow { position: relative; height: 30px; }
.bridge-arrow::before { position: absolute; top: 4px; left: 50%; width: 1px; height: 19px; background: #a7b1a8; content: ""; }
.bridge-arrow::after { position: absolute; bottom: 5px; left: calc(50% - 4px); width: 7px; height: 7px; border-right: 1px solid #879088; border-bottom: 1px solid #879088; transform: rotate(45deg); content: ""; }
.content-section { padding: 72px 0; border-top: 1px solid var(--line); }
.section-heading { max-width: 760px; margin-bottom: 36px; }
.section-heading h2 { margin: 0 0 12px; font-size: clamp(28px, 4vw, 38px); font-weight: 500; letter-spacing: -.03em; line-height: 1.18; }
.section-heading p { margin: 0; color: var(--muted); font-size: 17px; }
.problem-grid, .capability-grid { display: grid; gap: 16px; }
.problem-grid { grid-template-columns: repeat(3, 1fr); }
.info-card { padding: 25px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.info-card h3 { margin: 0 0 8px; font-size: 17px; font-weight: 500; }
.info-card p { margin: 0; color: var(--muted); font-size: 14px; }
.dark-section { color: #fff; background: var(--ink); }
.dark-section .section-heading p { color: #c0bfb9; }
.architecture {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid #3e3d39;
  border-radius: 16px;
}
.architecture-column { min-height: 290px; padding: 27px; background: #242421; }
.architecture-column + .architecture-column { border-left: 1px solid #3e3d39; }
.architecture-column.connector { background: #203625; }
.architecture-column .label { margin: 0 0 16px; color: #81c98f; font-size: 12px; font-weight: 500; letter-spacing: .07em; text-transform: uppercase; }
.architecture-column h3 { margin: 0 0 12px; font-size: 20px; font-weight: 500; }
.architecture-column ul { margin: 0; padding-left: 18px; color: #bbb9b2; font-size: 14px; }
.architecture-column li { margin: 7px 0; }
.capability-grid { grid-template-columns: repeat(2, 1fr); }
.capability-grid .info-card { background: var(--surface); }
.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; counter-reset: process; }
.process-step { position: relative; padding: 22px 18px; border-top: 2px solid var(--line-strong); counter-increment: process; }
.process-step::before { display: block; margin-bottom: 12px; color: var(--green); font-size: 12px; font-weight: 500; content: "0" counter(process); }
.process-step h3 { margin: 0 0 7px; font-size: 15px; font-weight: 500; }
.process-step p { margin: 0; color: var(--muted); font-size: 13px; }
.faq { max-width: 840px; }
.faq details { padding: 20px 0; border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { font-size: 17px; font-weight: 500; cursor: pointer; }
.faq p { max-width: 72ch; margin: 10px 0 0; color: var(--muted); font-size: 14px; }
.contact-section { background: var(--surface); }
.contact-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(360px, 1.2fr); gap: 70px; align-items: start; }
.contact-copy h2 { margin: 0 0 14px; font-size: 34px; font-weight: 500; letter-spacing: -.03em; line-height: 1.2; }
.contact-copy p { margin: 0; color: var(--muted); }
.contact-list { margin: 24px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: 14px; }
.contact-list li { position: relative; margin: 9px 0; padding-left: 19px; }
.contact-list li::before { position: absolute; top: .68em; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--green); content: ""; }
.contact-form { padding: 28px; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: 0 15px 45px rgba(0, 0, 0, .05); }
.field { margin-bottom: 16px; }
.field label { display: block; margin-bottom: 6px; color: var(--muted); font-size: 13px; }
.field input, .field textarea { width: 100%; padding: 11px 12px; border: 1px solid var(--line-strong); border-radius: 8px; color: var(--ink); background: #fff; font: inherit; font-size: 15px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--green); outline: none; box-shadow: 0 0 0 3px var(--green-soft); }
.field.invalid input, .field.invalid textarea { border-color: #cf3f3f; }
.error { display: none; margin: 5px 0 0; color: #c23838; font-size: 12px; }
.field.invalid .error { display: block; }
.submit { padding: 11px 20px; border: 0; border-radius: 8px; color: #fff; background: var(--ink); font: inherit; font-size: 15px; font-weight: 500; cursor: pointer; }
.submit:disabled { opacity: .5; cursor: default; }
.form-note { display: none; margin: 13px 0 0; font-size: 13px; }
.form-note.ok { display: block; color: var(--green); }
.form-note.fail { display: block; color: #c23838; }
.recaptcha-notice { margin: 13px 0 0; color: var(--hint); font-size: 11.5px; line-height: 1.5; }
.recaptcha-notice a { text-underline-offset: 2px; }
.grecaptcha-badge { visibility: hidden; }
.service-footer { display: flex; gap: 18px; align-items: flex-start; padding: 28px 0 38px; color: var(--hint); font-size: 13px; }
.service-footer .links { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-left: auto; }
.service-footer a { text-decoration: none; }
.service-footer a:hover { color: var(--ink); }
@media (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; gap: 42px; min-height: auto; padding: 62px 0 70px; }
  .bridge-card { max-width: 520px; }
  .problem-grid, .architecture, .process { grid-template-columns: 1fr; }
  .architecture-column + .architecture-column { border-top: 1px solid #3e3d39; border-left: 0; }
  .architecture-column { min-height: auto; }
  .process-step { padding-left: 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 34px; }
}
@media (max-width: 640px) {
  .wrap { width: min(100% - 28px, 1060px); }
  .service-nav { flex-wrap: wrap; padding: 16px 0; }
  .nav-links { width: 100%; flex-wrap: wrap; margin-left: 0; }
  .lang { margin-left: auto; }
  h1 { font-size: 39px; }
  .content-section { padding: 56px 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 22px 18px; }
  .service-footer { flex-direction: column; }
  .service-footer .links { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button:hover { transform: none; }
}