/* PAN OKNO — presentation. Brand: the logo's blue and navy. */
:root {
  --blue: #1663d6;
  --blue-dark: #0f4fb0;
  --navy: #0f1b2d;
  --ink: #1d2939;
  --muted: #526073;
  --line: #e3e8f0;
  --soft: #eef3fb;
  --white: #ffffff;
  --radius: 16px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: Inter, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--blue); }
h1, h2, h3 { font-family: Montserrat, Inter, sans-serif; color: var(--navy); line-height: 1.15; margin: 0; }
h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; margin-bottom: 28px; }
h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; }
p { margin: 0; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 600; text-decoration: none; border-radius: 12px; padding: 14px 22px;
  border: 2px solid transparent; transition: background .15s, color .15s, border-color .15s;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-dark); }
.btn-ghost { border-color: var(--blue); color: var(--blue); background: transparent; }
.btn-ghost:hover { background: var(--soft); }
.btn-sm { padding: 8px 14px; font-size: 15px; border-radius: 10px; }

/* header */
.top { position: sticky; top: 0; z-index: 10; background: rgb(255 255 255 / 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { text-decoration: none; font-family: Montserrat, sans-serif; font-weight: 800; color: var(--navy); font-size: 22px; letter-spacing: .02em; }
.brand b { color: var(--blue); }
.nav { display: flex; gap: 24px; margin-left: auto; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: 15px; }
.nav a:hover { color: var(--blue); }

/* hero */
.hero { background: linear-gradient(180deg, var(--soft) 0%, var(--white) 100%); padding: 56px 0 40px; overflow: hidden; }
.hero-in { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: center; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 13px; font-weight: 600; color: var(--blue); margin-bottom: 12px; }
.hero h1 { font-size: clamp(34px, 5.4vw, 58px); font-weight: 800; margin-bottom: 20px; }
.hero h1 span { color: var(--blue); }
.lead { font-size: 19px; color: var(--muted); max-width: 36em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 22px; }
.ticks { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--ink); font-weight: 500; font-size: 15px; }
.ticks li::before { content: "✓"; color: var(--blue); font-weight: 800; margin-right: 8px; }
.hero-art { display: flex; justify-content: center; }
.hero-art img { width: min(420px, 100%); border-radius: 28px; background: var(--white); box-shadow: 0 24px 50px rgb(15 27 45 / .12); }

/* signs */
.signs { padding: 64px 0; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.sign { border-top: 3px solid var(--blue); padding-top: 16px; }
.sign p { color: var(--muted); font-size: 16px; }

/* services */
.services { padding: 64px 0; background: var(--soft); }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--white); border-radius: var(--radius); padding: 24px; border: 1px solid var(--line); }
.card p { color: var(--muted); font-size: 16px; }
.card-accent { background: var(--navy); border-color: var(--navy); }
.card-accent h3 { color: var(--white); }
.card-accent p { color: #c7d2e3; }
.card-accent .link { display: inline-block; margin-top: 14px; color: #8fb8ff; font-weight: 600; text-decoration: none; }
.card-accent .link:hover { text-decoration: underline; }

/* steps */
.steps { padding: 64px 0; }
.timeline { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.timeline li { display: flex; flex-direction: column; gap: 12px; }
.num { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--blue); color: var(--white); font-family: Montserrat, sans-serif; font-weight: 800; }
.timeline p { color: var(--muted); font-size: 16px; }
.prep { margin-top: 40px; padding: 24px; border-radius: var(--radius); background: var(--soft); border-left: 4px solid var(--blue); }
.prep p { color: var(--ink); }

/* contact */
.contact { background: var(--navy); color: var(--white); padding: 64px 0; }
.contact h2 { color: var(--white); margin-bottom: 12px; }
.eyebrow-light { color: #8fb8ff; }
.lead-light { color: #c7d2e3; font-size: 18px; }
.contact-in { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; align-items: end; }
.contact-cta { display: flex; flex-direction: column; gap: 6px; margin-top: 24px; }
.contact-cta .big { color: var(--white); text-decoration: none; font-family: Montserrat, sans-serif; font-weight: 800; font-size: clamp(24px, 3.4vw, 34px); }
.contact-cta .big:hover { color: #8fb8ff; }
.firm { font-style: normal; color: #c7d2e3; line-height: 1.7; font-size: 16px; }
.firm strong { color: var(--white); }

/* footer */
.foot { border-top: 1px solid var(--line); padding: 20px 0; font-size: 14px; color: var(--muted); }
.foot-in { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
.foot a { color: var(--muted); }
.foot a:hover { color: var(--blue); }

/* tablet */
@media (max-width: 960px) {
  .grid4 { grid-template-columns: repeat(2, 1fr); }
  .grid3 { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: 1fr; gap: 18px; }
  .timeline li { flex-direction: row; align-items: flex-start; }
  .num { flex: 0 0 40px; }
}

/* phone */
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav { display: none; }
  .top-in { justify-content: space-between; }
  .hero { padding-top: 32px; }
  .hero-in { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .hero-art img { width: min(300px, 80vw); }
  .cta .btn { flex: 1 1 100%; }
  .grid4, .grid3 { grid-template-columns: 1fr; }
  .contact-in { grid-template-columns: 1fr; }
  .signs, .services, .steps, .contact { padding: 48px 0; }
}