:root {
  --blue: #0B3B78;
  --white: #FFFFFF;
  --balance: #172437;
  --blue-04: rgba(11, 59, 120, 0.04);
  --blue-07: rgba(11, 59, 120, 0.07);
  --blue-10: rgba(11, 59, 120, 0.10);
  --blue-16: rgba(11, 59, 120, 0.16);
  --blue-24: rgba(11, 59, 120, 0.24);
  --blue-72: rgba(11, 59, 120, 0.72);
  --balance-64: rgba(23, 36, 55, 0.64);
  --balance-08: rgba(23, 36, 55, 0.08);
  --shadow: 0 22px 70px rgba(11, 59, 120, 0.12);
  --shadow-sm: 0 12px 38px rgba(11, 59, 120, 0.09);
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 30px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  color: var(--balance);
  background: var(--white);
  font-family: Inter, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
html[lang="fa-AF"] body { font-family: Vazirmatn, Tahoma, Arial, sans-serif; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: var(--blue); color: var(--white); }

.skip-link {
  position: fixed; inset-inline-start: 16px; top: -80px; z-index: 1000;
  padding: 12px 16px; background: var(--blue); color: var(--white); border-radius: 10px;
}
.skip-link:focus { top: 14px; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 104px 0; }
.section-soft { background: var(--blue-04); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--blue); font-size: 13px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--blue); }
html[lang="fa-AF"] .eyebrow { letter-spacing: 0; text-transform: none; font-size: 14px; }
.section-heading { max-width: 720px; margin-bottom: 42px; }
.section-heading h2 {
  margin: 14px 0 14px; font-size: clamp(34px, 4vw, 52px); line-height: 1.1; letter-spacing: -.04em;
}
html[lang="fa-AF"] .section-heading h2 { letter-spacing: -.02em; line-height: 1.35; }
.section-heading p { margin: 0; max-width: 660px; color: var(--balance-64); font-size: 18px; line-height: 1.75; }

.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.94); border-bottom: 1px solid var(--blue-10); backdrop-filter: blur(16px);
}
.nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
.brand img { width: 42px; height: 42px; }
.brand-copy { display: grid; line-height: 1.1; }
.brand-copy strong { font-size: 16px; letter-spacing: -.02em; }
.brand-copy span { margin-top: 5px; color: var(--blue-72); font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
html[lang="fa-AF"] .brand-copy span { letter-spacing: 0; text-transform: none; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { position: relative; padding: 28px 0; color: var(--balance-64); font-size: 14px; font-weight: 700; }
.nav-links a::after { content: ""; position: absolute; inset-inline: 0; bottom: 20px; height: 2px; background: var(--blue); transform: scaleX(0); transition: transform .2s ease; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--blue); }
.nav-links a:hover::after, .nav-links a:focus-visible::after { transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.lang-toggle, .menu-toggle {
  border: 1px solid var(--blue-16); background: var(--white); color: var(--blue); border-radius: 999px;
  min-width: 44px; min-height: 44px; padding: 0 14px; font-weight: 800; cursor: pointer;
}
.menu-toggle { display: none; padding: 0; place-items: center; }
.menu-toggle svg { width: 20px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 22px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 800; font-size: 14px; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--blue); color: var(--white); box-shadow: 0 10px 28px var(--blue-24); }
.btn-primary:hover { box-shadow: 0 14px 34px var(--blue-24); }
.btn-secondary { background: var(--white); color: var(--blue); border-color: var(--blue-16); }
.btn-text { min-height: auto; padding: 0; border: 0; border-radius: 0; background: transparent; color: var(--blue); box-shadow: none; }
.btn-text:hover { transform: none; }
.btn-sm { min-height: 44px; padding-inline: 18px; }
.btn svg { width: 18px; height: 18px; }

.hero { position: relative; overflow: hidden; padding: 94px 0 86px; }
.hero::before {
  content: ""; position: absolute; width: 620px; height: 620px; border-radius: 50%;
  inset-inline-end: -250px; top: -250px; background: var(--blue-07); pointer-events: none;
}
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0,1.1fr) minmax(370px,.9fr); gap: 72px; align-items: center; }
.hero h1 { margin: 20px 0 22px; max-width: 760px; font-size: clamp(47px, 6vw, 78px); line-height: 1.02; letter-spacing: -.06em; }
html[lang="fa-AF"] .hero h1 { font-size: clamp(42px, 5.4vw, 68px); line-height: 1.35; letter-spacing: -.03em; }
.hero h1 span { color: var(--blue); }
.hero-copy { max-width: 690px; margin: 0; color: var(--balance-64); font-size: 19px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 34px; color: var(--balance-64); font-size: 13px; font-weight: 700; }
.trust-row span { display: inline-flex; align-items: center; gap: 8px; }
.trust-row span::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }

.hero-panel {
  position: relative; padding: 26px; background: var(--white); border: 1px solid var(--blue-16); border-radius: var(--radius-lg); box-shadow: var(--shadow);
}
.hero-panel::before {
  content: ""; position: absolute; inset: 12px; border-radius: 22px; border: 1px dashed var(--blue-16); pointer-events: none;
}
.panel-inner { position: relative; }
.panel-kicker { color: var(--blue); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
html[lang="fa-AF"] .panel-kicker { letter-spacing: 0; text-transform: none; }
.hero-panel h2 { margin: 8px 0 22px; font-size: 27px; line-height: 1.3; letter-spacing: -.03em; }
.need-list { display: grid; gap: 10px; }
.need-card {
  display: grid; grid-template-columns: 46px 1fr 22px; align-items: center; gap: 13px;
  width: 100%; padding: 15px; border: 1px solid var(--blue-10); border-radius: 16px; background: var(--white); color: var(--balance);
  text-align: start; cursor: pointer; transition: border-color .2s ease, background .2s ease, transform .2s ease;
}
.need-card:hover, .need-card:focus-visible { border-color: var(--blue); background: var(--blue-04); transform: translateY(-2px); }
.need-icon { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 13px; background: var(--blue-07); color: var(--blue); }
.need-icon svg { width: 23px; height: 23px; }
.need-card strong { display: block; font-size: 14px; }
.need-card small { display: block; margin-top: 4px; color: var(--balance-64); font-size: 12px; line-height: 1.45; }
.need-arrow { color: var(--blue); }
html[dir="rtl"] .need-arrow { transform: scaleX(-1); }
.panel-note { margin: 18px 2px 0; color: var(--balance-64); font-size: 12px; line-height: 1.65; }

.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.service-card {
  display: flex; flex-direction: column; min-height: 390px; padding: 30px; border: 1px solid var(--blue-16); border-radius: var(--radius);
  background: var(--white); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-sm); border-color: var(--blue); }
.service-number { color: var(--blue); font-size: 13px; font-weight: 800; letter-spacing: .1em; }
.service-card h3 { margin: 24px 0 12px; font-size: 27px; line-height: 1.25; letter-spacing: -.03em; }
html[lang="fa-AF"] .service-card h3 { line-height: 1.45; }
.service-card p { margin: 0; color: var(--balance-64); line-height: 1.7; }
.clean-list { display: grid; gap: 12px; margin: 24px 0 28px; padding: 0; list-style: none; }
.clean-list li { display: flex; gap: 10px; color: var(--balance-64); font-size: 14px; line-height: 1.6; }
.clean-list li::before { content: ""; flex: 0 0 7px; width: 7px; height: 7px; margin-top: 8px; border-radius: 50%; background: var(--blue); }
.service-card .btn-text { margin-top: auto; align-self: flex-start; }

.process-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; align-items: start; }
.process-intro { position: sticky; top: 126px; }
.process-intro h2 { margin: 15px 0 18px; font-size: clamp(34px,4vw,52px); line-height: 1.12; letter-spacing: -.04em; }
html[lang="fa-AF"] .process-intro h2 { line-height: 1.35; }
.process-intro p { color: var(--balance-64); font-size: 18px; line-height: 1.75; }
.process-list { border-top: 1px solid var(--blue-16); }
.process-step { display: grid; grid-template-columns: 68px 1fr; gap: 20px; padding: 34px 0; border-bottom: 1px solid var(--blue-16); }
.step-no { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: var(--blue); color: var(--white); font-weight: 800; }
.process-step h3 { margin: 0 0 8px; font-size: 22px; }
.process-step p { margin: 0; color: var(--balance-64); line-height: 1.75; }

.sector-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.sector-layout h2 { margin: 15px 0 18px; font-size: clamp(34px,4vw,52px); line-height: 1.12; letter-spacing: -.04em; }
html[lang="fa-AF"] .sector-layout h2 { line-height: 1.35; }
.sector-layout p { color: var(--balance-64); font-size: 18px; line-height: 1.75; }
.sector-cloud { display: flex; flex-wrap: wrap; gap: 12px; }
.sector-chip { padding: 14px 18px; border: 1px solid var(--blue-16); border-radius: 999px; background: var(--white); font-size: 13px; font-weight: 800; }
.sector-chip:nth-child(3n+1) { background: var(--blue-04); }
.sector-note { margin-top: 20px; color: var(--balance-64); font-size: 13px; line-height: 1.7; }

.why-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.why-card { padding: 25px; border-top: 3px solid var(--blue); background: var(--blue-04); border-radius: 0 0 var(--radius-sm) var(--radius-sm); }
.why-card svg { width: 27px; height: 27px; color: var(--blue); }
.why-card h3 { margin: 22px 0 8px; font-size: 17px; }
.why-card p { margin: 0; color: var(--balance-64); font-size: 14px; line-height: 1.7; }

.faq-wrap { max-width: 870px; margin-inline: auto; }
.faq-wrap .section-heading { text-align: center; margin-inline: auto; }
.faq-list { border-top: 1px solid var(--blue-16); }
details { border-bottom: 1px solid var(--blue-16); }
summary { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 24px 0; cursor: pointer; list-style: none; font-size: 17px; font-weight: 800; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; display: grid; place-items: center; flex: 0 0 30px; width: 30px; height: 30px; border: 1px solid var(--blue-16); border-radius: 50%; color: var(--blue); }
details[open] summary::after { content: "−"; }
details p { max-width: 760px; margin: -4px 0 24px; color: var(--balance-64); line-height: 1.8; }

.lead-section { padding: 104px 0; background: var(--blue); color: var(--white); }
.lead-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; align-items: start; }
.lead-copy .eyebrow { color: var(--white); }
.lead-copy .eyebrow::before { background: var(--white); }
.lead-copy h2 { margin: 15px 0 18px; font-size: clamp(38px,5vw,60px); line-height: 1.08; letter-spacing: -.05em; }
html[lang="fa-AF"] .lead-copy h2 { line-height: 1.35; }
.lead-copy p { color: rgba(255,255,255,.76); font-size: 18px; line-height: 1.8; }
.contact-stack { display: grid; gap: 12px; margin-top: 28px; }
.contact-stack a, .contact-stack span { display: inline-flex; align-items: center; gap: 10px; color: rgba(255,255,255,.9); font-size: 14px; }
.contact-stack svg { width: 18px; height: 18px; }
.lead-form { padding: 28px; background: var(--white); color: var(--balance); border-radius: var(--radius); box-shadow: 0 24px 70px rgba(23,36,55,.2); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 8px; }
.field-full { grid-column: 1 / -1; }
.field label { color: var(--balance); font-size: 13px; font-weight: 800; }
.field input, .field select, .field textarea {
  width: 100%; border: 1px solid var(--blue-16); border-radius: 12px; background: var(--white); color: var(--balance);
  padding: 14px 15px; outline: none; transition: border-color .2s ease, box-shadow .2s ease;
}
.field input, .field select { min-height: 51px; }
.field textarea { min-height: 106px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px var(--blue-07); }
.field .btn { width: 100%; }
.form-note { margin: 12px 0 0; color: var(--balance-64); font-size: 11px; line-height: 1.6; text-align: center; }
.form-status { min-height: 20px; color: var(--blue); font-size: 12px; font-weight: 700; text-align: center; }

.footer { padding: 45px 0 95px; background: var(--white); border-top: 1px solid var(--blue-10); }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 48px; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { width: 42px; }
.footer-brand strong { display: block; }
.footer-brand span { display: block; margin-top: 4px; color: var(--balance-64); font-size: 12px; }
.footer p { max-width: 450px; color: var(--balance-64); font-size: 13px; line-height: 1.75; }
.footer h3 { margin: 0 0 14px; font-size: 14px; }
.footer-links { display: grid; gap: 10px; color: var(--balance-64); font-size: 13px; }
.footer-links a:hover { color: var(--blue); }
.footer-bottom { display: flex; justify-content: space-between; gap: 22px; margin-top: 42px; padding-top: 22px; border-top: 1px solid var(--blue-10); color: var(--balance-64); font-size: 11px; line-height: 1.6; }

.mobile-cta { display: none; }
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .nav-links {
    position: fixed; top: 82px; inset-inline: 20px; display: none; flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px 18px 20px; background: var(--white); border: 1px solid var(--blue-16); border-radius: 18px; box-shadow: var(--shadow-sm);
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: 14px 4px; border-bottom: 1px solid var(--blue-07); }
  .nav-links a::after { display: none; }
  .menu-toggle { display: grid; }
  .nav-cta { display: none; }
  .hero-grid, .process-wrap, .sector-layout, .lead-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-panel { max-width: 660px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .process-intro { position: static; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 76px 0; }
  .nav { min-height: 72px; }
  .nav-links { top: 72px; inset-inline: 14px; }
  .brand-copy span { display: none; }
  .brand img { width: 38px; height: 38px; }
  .lang-toggle { min-width: 42px; min-height: 42px; padding: 0 12px; }
  .hero { padding: 64px 0 70px; }
  .hero-grid { gap: 42px; }
  .hero h1 { font-size: clamp(42px, 13vw, 58px); }
  html[lang="fa-AF"] .hero h1 { font-size: clamp(38px, 11vw, 52px); }
  .hero-copy { font-size: 17px; }
  .hero-actions { display: grid; }
  .hero-actions .btn { width: 100%; }
  .trust-row { display: grid; gap: 10px; }
  .hero-panel { padding: 20px; border-radius: 24px; }
  .need-card { grid-template-columns: 42px 1fr 18px; padding: 13px; }
  .need-icon { width: 42px; height: 42px; }
  .section-heading h2, .process-intro h2, .sector-layout h2 { font-size: 36px; }
  .section-heading p, .process-intro p, .sector-layout p { font-size: 16px; }
  .service-card { padding: 24px; }
  .process-step { grid-template-columns: 52px 1fr; gap: 14px; }
  .step-no { width: 46px; height: 46px; }
  .why-grid { grid-template-columns: 1fr; }
  .lead-section { padding: 76px 0 105px; }
  .lead-copy h2 { font-size: 40px; }
  .lead-form { padding: 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :first-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
  .mobile-cta {
    position: fixed; z-index: 90; inset-inline: 12px; bottom: max(12px, env(safe-area-inset-bottom)); display: flex; justify-content: center;
    min-height: 54px; border-radius: 999px; background: var(--blue); color: var(--white); box-shadow: 0 16px 38px var(--blue-24);
    font-size: 14px; font-weight: 800;
  }
  .mobile-cta a { display: flex; align-items: center; justify-content: center; gap: 9px; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
}