/* ============================================
   Steel Bison Security — Design Tokens
   Palette: charcoal-steel base, bronze accent
   ============================================ */
:root {
  --ink:        #12161A;
  --surface:    #1B2127;
  --surface-2:  #232B33;
  --line:       #313B44;
  --steel:      #5C7C99;
  --bronze:     #C68A3D;
  --bronze-dim: #96692C;
  --text:       #ECEEF0;
  --text-dim:   #9FAAB4;
  --text-faint: #6C7883;

  --font-display: 'Oswald', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  --radius: 3px;
  --wrap: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--bronze); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text);
  line-height: 1.2;
}

h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.15rem);
  margin: 0 0 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--bronze);
  display: inline-block;
}

h3 {
  font-size: 1.2rem;
  color: var(--steel);
  margin: 28px 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

p { color: var(--text-dim); margin: 0 0 16px; }

section { margin: 56px 0; }

:focus-visible {
  outline: 2px solid var(--bronze);
  outline-offset: 3px;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-size: 0.9rem;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }

.btn-primary {
  background: var(--bronze);
  color: #14181C;
}
.btn-primary:hover { background: #D89A4E; }

.btn-outline {
  border-color: var(--steel);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--bronze); color: var(--bronze); }

.btn-ghost {
  color: var(--text);
  border: 1px solid var(--line);
  font-size: 0.85rem;
  padding: 9px 16px;
}
.btn-ghost:hover { border-color: var(--bronze); color: var(--bronze); }

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(18, 22, 26, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: var(--text);
}
.logo span { color: var(--bronze); }
.logo:hover { text-decoration: none; }

.main-nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
}
.main-nav a {
  color: var(--text-dim);
  font-size: 0.92rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.main-nav a:hover { color: var(--bronze); text-decoration: none; }

.header-phone { margin-left: 24px; white-space: nowrap; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
}

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: 88px 0 64px;
  background:
    radial-gradient(ellipse at 20% -10%, rgba(92,124,153,0.18), transparent 55%),
    radial-gradient(ellipse at 90% 0%, rgba(198,138,61,0.12), transparent 50%),
    var(--ink);
  overflow: hidden;
}

.hero-inner { max-width: 760px; }

.eyebrow {
  color: var(--bronze);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  margin: 0 0 20px;
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 30px 0 34px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}
.hero-badges span {
  font-size: 0.85rem;
  color: var(--text-faint);
  padding-left: 18px;
  position: relative;
}
.hero-badges span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--bronze);
  border-radius: 50%;
}

/* Signature element: animated patrol-perimeter line */
.hero-perimeter {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: repeating-linear-gradient(
    90deg,
    var(--bronze) 0 26px,
    transparent 26px 46px
  );
  background-size: 200% 100%;
  animation: patrol-sweep 5s linear infinite;
  opacity: 0.85;
}
@keyframes patrol-sweep {
  from { background-position: 0 0; }
  to { background-position: -200px 0; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-perimeter { animation: none; }
}

/* ============ Article ============ */
.article { padding: 20px 0 10px; max-width: 820px; margin: 0 auto; }

.article section:first-child { margin-top: 0; }

.service-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 20px;
}
.service-list li {
  color: var(--text);
  padding: 12px 16px;
  background: var(--surface);
  border-left: 3px solid var(--bronze);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
}

/* ============ Contact ============ */
.contact {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 64px 0;
  margin: 72px 0 0;
}

.contact-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}

.contact h2 { border-bottom: 2px solid var(--bronze); }

.contact-details {
  list-style: none;
  margin: 24px 0 30px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact-details li {
  color: var(--text-dim);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.contact-details span {
  color: var(--bronze);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  min-width: 90px;
}

.map-frame {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--text-faint);
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}
.map-pin {
  width: 22px;
  height: 22px;
  background: var(--bronze);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 0 0 6px rgba(198,138,61,0.12);
}

/* ============ Footer ============ */
.site-footer {
  padding: 32px 0 48px;
  text-align: center;
}
.site-footer p {
  margin: 4px 0;
  color: var(--text-faint);
  font-size: 0.88rem;
}
.site-footer a { color: var(--text-faint); }

/* ============ Responsive ============ */
@media (max-width: 860px) {
  .contact-inner { grid-template-columns: 1fr; }
  .map-frame { order: -1; aspect-ratio: 16/9; }
}

@media (max-width: 720px) {
  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--ink);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 4px;
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 10px 0; }
  .header-phone { display: none; }
  .nav-toggle { display: flex; }
  .service-list { grid-template-columns: 1fr; }
  section { margin: 40px 0; }
  .hero { padding: 56px 0 48px; }
}