*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { background-color: #080c10; }

:root {
  --blue:         #0052c5;
  --blue-light:   #1976d2;
  --black:        #000000;
  --silver:       #b8bec8;
  --silver-light: #d8dde6;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  color: #1a1a1a;
  background: #04060a;
}

a { text-decoration: none; color: inherit; }

/* ── NAV ── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 42px;
  background: var(--black);
  border-bottom: 2px solid var(--blue);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo img {
  height: 68px;
  width: auto;
  display: block;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.btn {
  display: inline-block;
  padding: 11px 24px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background 0.2s, opacity 0.2s;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
}

.btn-primary:hover { background: var(--blue-light); }

/* ── HERO ── */
.hero {
  background-color: var(--black);
  background-image: linear-gradient(rgba(8, 12, 16, 0.72), rgba(8, 12, 16, 0.72)), url('shop.png');
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 100px 48px;
  text-align: center;
  border-bottom: 3px solid var(--blue);
}

.hero h1 {
  font-size: clamp(1.35rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  max-width: 800px;
  margin: 0 auto 24px;
  color: #fff;
}

.hero h1 em {
  font-style: normal;
  color: var(--silver-light);
}

.hero p {
  font-size: 1.1rem;
  line-height: 1.7;
  max-width: 640px;
  margin: 0 auto 36px;
  color: var(--silver);
}

/* ── SECTION LABELS ── */
.section-label {
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.7rem;
  color: var(--blue);
  font-weight: 700;
  margin-bottom: 8px;
}

.section-title {
  text-align: center;
  font-size: clamp(1.15rem, 4vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 12px;
  color: #111;
}

.section-rule {
  display: block;
  width: 48px;
  height: 3px;
  background: var(--blue);
  margin: 0 auto 44px;
  border-radius: 2px;
}

/* ── SERVICES ── */
.services {
  padding: 80px 48px;
  background: #f2f4f7;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.service-card {
  background: #fff;
  border-radius: 6px;
  padding: 28px 24px;
  border: 1px solid #dde1e8;
  border-top: 3px solid var(--blue);
  transition: box-shadow 0.2s, transform 0.2s;
}

.service-card:hover {
  box-shadow: 0 6px 24px rgba(21, 101, 192, 0.12);
  transform: translateY(-2px);
}

.service-card h3 {
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 12px;
  color: #0d0d0d;
}

.service-card p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: #555;
  margin-bottom: 16px;
}

/* ── ABOUT ── */
.about-section {
  padding: 80px 48px;
  background: var(--black);
  color: #fff;
}

.about-section .section-title { color: #fff; }

.about-intro {
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--silver);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.about-block {
  background: #10161e;
  border: 1px solid #1e2a38;
  border-left: 3px solid var(--blue);
  border-radius: 6px;
  padding: 28px 24px;
}

.about-block h3 {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
  color: var(--silver-light);
}

.about-block p {
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--silver);
}

/* ── FOOTER ── */
footer {
  background: #04060a;
  color: #555;
  text-align: center;
  padding: 28px 48px;
  font-size: 0.85rem;
  border-top: 1px solid #1a2030;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  nav { padding: 12px 12px; }
  .nav-logo img { height: 56px; }
  nav .btn { padding: 8px 14px; font-size: 0.75rem; }
  .hero { padding: 48px 20px; }
  .hero p { font-size: 0.95rem; }
  .services { padding: 48px 20px; }
  .about-section { padding: 48px 20px; }
  .service-card h3 { font-size: 0.85rem; }
}