:root {
  --navy: #0E1B3D;
  --navy-2: #16275A;
  --blue: #2F7BEA;
  --blue-dark: #1F63CC;
  --sky: #EAF2FE;
  --ink: #0E1B3D;
  --muted: #4E5B75;
  --line: #DDE4F0;
  --bg: #FFFFFF;
  --tint: #F5F8FD;
  --radius: 18px;
  --font: "Plus Jakarta Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.65 var(--font);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-dark); }
h1, h2, h3 { margin: 0; line-height: 1.15; text-wrap: balance; letter-spacing: -0.02em; }
h1 { font-size: clamp(38px, 6vw, 62px); font-weight: 800; }
h2 { font-size: clamp(30px, 4vw, 42px); font-weight: 800; }
h3 { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 6px; }

.container { max-width: 1140px; margin: 0 auto; padding-inline: 24px; }

.eyebrow {
  font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--blue-dark); margin-bottom: 14px;
}
.eyebrow-light { color: #8DB8F5; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--blue); color: #fff; text-decoration: none; border: 0; cursor: pointer;
  font: 700 16px/1 var(--font); padding: 16px 26px; border-radius: 999px;
  transition: background .15s ease, transform .15s ease;
}
.btn:hover { background: var(--blue-dark); }
.btn:active { transform: translateY(1px); }
.btn-small { padding: 11px 20px; font-size: 15px; }
.btn-ghost { background: transparent; color: var(--navy); box-shadow: inset 0 0 0 2px var(--line); }
.btn-ghost:hover { background: var(--sky); }
.btn-full { width: 100%; }
.btn[disabled] { opacity: .6; cursor: wait; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,.9); backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--navy); font-weight: 800; font-size: 21px; letter-spacing: -0.02em; }
.brand b { color: var(--blue); font-weight: 500; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) { color: var(--muted); text-decoration: none; font-weight: 600; font-size: 15px; }
.nav a:not(.btn):hover { color: var(--navy); }

/* Hero */
.hero { padding-block: 72px 88px; background: linear-gradient(180deg, var(--bg) 0%, var(--tint) 100%); }
.hero-inner { display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
.hero-copy { display: grid; gap: 22px; }
.hero-copy .eyebrow { margin-bottom: 0; }
.lede { font-size: 19px; color: var(--muted); max-width: 56ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.hero-art {
  background: var(--navy); border-radius: 32px; aspect-ratio: 1 / 1;
  display: grid; place-items: center; padding: 12%;
  box-shadow: 0 30px 60px -30px rgba(14,27,61,.55);
}

/* Clients */
.clients { padding-block: 44px 52px; border-bottom: 1px solid var(--line); }
.clients-title { text-align: center; font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 26px; }
.client-logos { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; align-items: center; }
.client-logos li { height: 96px; display: grid; place-items: center; padding: 8px 12px; }
.client-logos img { height: 56px; width: auto; max-width: 100%; object-fit: contain; mix-blend-mode: multiply; }
.client-logos li:nth-child(1) img { height: 66px; }
.client-logos li:nth-child(3) img { height: 92px; }

/* Sections */
.section { padding-block: 96px; }
.section-tint { background: var(--tint); }
.section-head { margin-bottom: 44px; max-width: 640px; }

.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; display: grid; gap: 14px; align-content: start;
}
.card > p { color: var(--muted); }
.card ul { margin: 6px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.card li { position: relative; padding-left: 28px; font-size: 15.5px; }
.card li::before {
  content: ""; position: absolute; left: 0; top: .42em; width: 16px; height: 16px; border-radius: 50%;
  background: var(--sky) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.2 2.2 4.8-4.8' fill='none' stroke='%232F7BEA' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat;
}
.icon { width: 52px; height: 52px; border-radius: 14px; background: var(--sky); display: grid; place-items: center; }
.icon svg { width: 26px; height: 26px; fill: none; stroke: var(--blue); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.principle { display: grid; gap: 12px; align-content: start; padding-top: 22px; border-top: 3px solid var(--blue); }
.principle p { color: var(--muted); }

/* About */
.about { display: grid; grid-template-columns: 320px 1fr; gap: 64px; align-items: center; }
.about-photo { border-radius: 50%; width: 100%; aspect-ratio: 1; object-fit: cover; box-shadow: 0 0 0 10px var(--sky); }
.about-copy { display: grid; gap: 18px; max-width: 62ch; }
.about-copy .eyebrow, .about-copy h2 { margin-bottom: 0; }
.about-copy p { color: var(--muted); }
.about-copy .about-sign { color: var(--navy); font-weight: 700; }

/* Contact */
.contact { background: var(--navy); color: #fff; }
.contact-inner { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: start; }
.contact-copy { display: grid; gap: 18px; }
.contact-copy .eyebrow { margin-bottom: 0; }
.contact-copy p { color: #C3CEE4; font-size: 18px; max-width: 44ch; }
.contact-email { display: grid; gap: 4px; margin-top: 10px; }
.contact-email span { color: #8E9BB8; font-size: 14px; }
.contact-email a { color: #fff; font-weight: 700; font-size: 20px; text-decoration: none; word-break: break-all; }
.contact-email a:hover { text-decoration: underline; }

.form { background: #fff; color: var(--ink); border-radius: 24px; padding: 32px; display: grid; gap: 18px; }
.field { display: grid; gap: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { font-weight: 600; font-size: 14.5px; }
.opt { color: var(--muted); font-weight: 400; }
input, textarea {
  font: 400 16px/1.4 var(--font); color: var(--ink);
  border: 1.5px solid var(--line); border-radius: 12px; padding: 13px 14px; width: 100%;
  background: #fff; transition: border-color .15s ease, box-shadow .15s ease;
}
textarea { resize: vertical; min-height: 130px; }
input:focus, textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px rgba(47,123,234,.15); }
.field.invalid input, .field.invalid textarea { border-color: #C9372C; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { font-size: 15px; min-height: 1.4em; }
.form-status.ok { color: #1B7A43; font-weight: 600; }
.form-status.err { color: #C9372C; }

/* Footer */
.site-footer { background: #0A1430; color: #8E9BB8; padding-block: 28px; font-size: 14px; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.brand-small { color: #fff; font-size: 17px; }

/* Responsive */
@media (max-width: 960px) {
  .cards, .principles { grid-template-columns: 1fr; }
  .client-logos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .principles { gap: 28px; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 820px) {
  .hero { padding-block: 48px 64px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-art { max-width: 280px; width: 100%; border-radius: 26px; }
  .about { grid-template-columns: 1fr; gap: 32px; }
  .about-photo { max-width: 220px; }
  .nav a:not(.btn) { display: none; }
  .section { padding-block: 72px; }
}
@media (max-width: 520px) {
  .container { padding-inline: 18px; }
  .field-row { grid-template-columns: 1fr; }
  .form { padding: 22px; }
  .brand { font-size: 18px; }
  .brand img { width: 44px; }
}