/* Hardware Dynamics - Responsive Homepage (HTML + CSS)
   - No frameworks
   - Mobile-first
   - Images in /assets:
     - homepage-mock.png (used as background)
     - image-set.png (reference bundle)
*/

:root{
  --text: #0f172a;
  --muted: #475569;
  --white: #ffffff;
  --shadow-soft: 0 10px 30px rgba(2, 6, 23, 0.12);
  --radius: 18px;
  --primary: #0b4aa2;
  --primary-2: #0a66c2;
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Helvetica, Arial;
  color: var(--text);
  background: #f6f7fb;
  line-height: 1.5;
}

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

.container{
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(15,23,42,0.08);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 220px;
}
.brand-mark svg{
  display: block;
  fill: var(--primary);
}
.brand-text{
  display: grid;
  line-height: 1.1;
}
.brand-name{
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 0.88rem;
}
.brand-sub{
  font-size: 0.78rem;
  color: var(--muted);
}

.nav{
  display: none;
  gap: 18px;
  align-items: center;
}
.nav-link{
  font-weight: 600;
  color: rgba(15,23,42,0.82);
}
.nav-link:hover{ color: rgba(15,23,42,1); text-decoration: none; }

.header-actions{
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .08s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
  user-select: none;
  white-space: nowrap;
}
.btn:active{ transform: translateY(1px); }

.btn-primary{
  color: var(--white);
  background: linear-gradient(180deg, var(--primary-2), var(--primary));
  box-shadow: 0 10px 22px rgba(11, 74, 162, 0.25);
}
.btn-primary:hover{ text-decoration: none; background: linear-gradient(180deg, #0a6fd6, #0b4aa2); }

.btn-secondary{
  color: var(--primary);
  background: rgba(11, 74, 162, 0.08);
  border-color: rgba(11, 74, 162, 0.18);
}
.btn-secondary:hover{ text-decoration: none; background: rgba(11, 74, 162, 0.12); }

.btn-ghost{
  color: rgba(255,255,255,0.92);
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.24);
}
.btn-ghost:hover{ text-decoration: none; background: rgba(255,255,255,0.16); }

.btn-block{ width: 100%; border-radius: 14px; }

.btn-icon svg{ fill: currentColor; }

.hamburger{
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(15,23,42,0.12);
  background: rgba(255,255,255,0.8);
  display: grid;
  place-items: center;
  gap: 4px;
  padding: 10px;
}
.hamburger span{
  display: block;
  width: 18px;
  height: 2px;
  background: rgba(15,23,42,0.75);
  border-radius: 99px;
}

/* Mobile menu */
.mobile-menu{
  display: none;
  border-top: 1px solid rgba(15,23,42,0.08);
  background: rgba(255,255,255,0.96);
}
.mobile-menu.open{ display: block; }
.mobile-menu-inner{
  padding: 12px 0 18px;
  display: grid;
  gap: 10px;
}
.mobile-link{
  padding: 10px 12px;
  border-radius: 12px;
  font-weight: 700;
  color: rgba(15,23,42,0.84);
  border: 1px solid rgba(15,23,42,0.08);
  background: rgba(255,255,255,0.7);
}
.mobile-link:hover{ text-decoration: none; background: rgba(11,74,162,0.06); }
.mobile-cta{ margin-top: 6px; }

/* Hero */
.hero{
  position: relative;
  min-height: 72vh;
  display: grid;
  align-items: stretch;
  color: var(--white);
  overflow: hidden;
  border-bottom: 1px solid rgba(15,23,42,0.06);
}
.hero-bg{
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(11,18,32,0.88), rgba(11,18,32,0.55) 55%, rgba(11,18,32,0.22)),
    url("assets/background2.jpg");
  background-size: cover;
  background-position: center;
  filter: saturate(1.05);
  transform: scale(1.02);
}
.hero-inner{
  position: relative;
  padding: 46px 0 26px;
  display: grid;
  gap: 18px;
}
.hero-copy h1{
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.hero-subtitle{
  margin: 10px 0 0;
  font-weight: 700;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  color: rgba(255,255,255,0.92);
}
.hero-cta{
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-card{
  margin-top: 18px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 12px;
  backdrop-filter: blur(10px);
}

.mini-feature{
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 10px;
  align-items: start;
}
.mini-icon{
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.16);
}
.mini-icon svg{
  fill: none;
  stroke: rgba(255,255,255,0.92);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.mini-title{ font-weight: 900; }
.mini-text{
  color: rgba(255,255,255,0.85);
  font-size: 0.95rem;
}

/* Sections */
.section{ padding: 54px 0; }
.section-head{
  text-align: center;
  max-width: 760px;
  margin: 0 auto 22px;
}
.section-head h2{
  margin: 0;
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  letter-spacing: -0.02em;
}
.section-head p{ margin: 10px 0 0; color: var(--muted); }

.cards{
  display: grid;
  gap: 14px;
}
.card{
  background: var(--white);
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  box-shadow: 0 12px 26px rgba(2,6,23,0.06);
}
.card h3{ margin: 0 0 10px; letter-spacing: -0.01em; }
.card ul{ margin: 0; padding-left: 18px; color: rgba(15,23,42,0.8); }
.card li{ margin: 8px 0; }
.card-link{ display: inline-block; margin-top: 12px; font-weight: 800; color: var(--primary); }
.card-link:hover{ text-decoration: none; color: #083a82; }

/* Band */
.band{
  position: relative;
  padding: 54px 0;
  color: var(--white);
  overflow: hidden;
}
.band-bg{
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11,18,32,0.70), rgba(11,18,32,0.60)),
    url("assets/background.png");
  background-size: cover;
  background-position: center;
  filter: contrast(1.02) saturate(1.06);
}
.band-inner{
  position: relative;
  text-align: center;
  max-width: 980px;
}
.band h2{ margin: 0; font-size: clamp(1.6rem, 2.4vw, 2.2rem); letter-spacing: -0.02em; }
.band p{ margin: 10px auto 0; max-width: 760px; color: rgba(255,255,255,0.9); }

.pill-row{
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.pill{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.22);
  font-weight: 800;
}
.pill-ico svg{
  fill: none;
  stroke: rgba(255,255,255,0.9);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Quote */
.quote{
  background: linear-gradient(180deg, #ffffff, #fbfbfe);
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: 24px;
  padding: 22px;
  text-align: center;
  box-shadow: 0 12px 30px rgba(2,6,23,0.06);
  max-width: 920px;
  margin: 0 auto;
}
.quote-mark{
  font-size: 44px;
  line-height: 1;
  color: rgba(11,74,162,0.30);
  margin-bottom: 8px;
}
.quote p{ margin: 0; font-size: 1.08rem; }
.quote-by{ margin-top: 10px; color: var(--muted); font-weight: 700; }
.quote .btn{ margin-top: 14px; }

/* CTA */
.cta{
  position: relative;
  padding: 56px 0;
  color: var(--white);
  overflow: hidden;
}
.cta-bg{
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1200px 520px at 30% 20%, rgba(11,102,194,0.35), rgba(11,18,32,0.86)),
    url("assets/background3.jpg");
  background-size: cover;
  background-position: center;
  filter: saturate(1.08);
}
.cta-inner{
  position: relative;
  text-align: center;
  max-width: 980px;
}
.cta h2{ margin: 0; font-size: clamp(1.6rem, 2.4vw, 2.2rem); }
.cta p{ margin: 10px auto 0; max-width: 760px; color: rgba(255,255,255,0.92); }

.cta-grid{
  margin-top: 18px;
  display: grid;
  gap: 14px;
}

.form, .contact-card{
  text-align: left;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 20px;
  padding: 16px;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft);
}

.field{ margin-bottom: 12px; }
label{ display: block; font-weight: 800; margin-bottom: 6px; color: rgba(255,255,255,0.92); }
input, textarea{
  width: 100%;
  padding: 11px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.22);
  background: rgba(255,255,255,0.92);
  font: inherit;
  outline: none;
}
input:focus, textarea:focus{
  border-color: rgba(255,255,255,0.55);
  box-shadow: 0 0 0 4px rgba(10,102,194,0.25);
}
.form-note{
  margin-top: 10px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
}

.contact-item{
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  padding: 10px 0;
}
.contact-ico{
  width: 34px;
  height: 34px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.18);
}
.contact-ico svg{
  fill: none;
  stroke: rgba(255,255,255,0.92);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.contact-label{ font-weight: 900; }
.contact-value a{ color: rgba(255,255,255,0.92); }
.contact-divider{ height: 1px; background: rgba(255,255,255,0.18); margin: 10px 0 12px; }
.small{ font-size: 0.92rem; color: rgba(255,255,255,0.88); }
.asset-preview{ display: grid; gap: 6px; }
.asset-preview a{ font-weight: 800; text-decoration: underline; }

/* Footer */
.footer{
  background: #0a1222;
  color: rgba(255,255,255,0.92);
  padding: 34px 0 16px;
}
.footer-inner{ display: grid; gap: 18px; }
.footer-small{ color: rgba(255,255,255,0.75); font-size: 0.92rem; }
.footer-cols{ display: grid; gap: 14px; }
.footer-col{ display: grid; gap: 8px; }
.footer-title{ font-weight: 900; margin-bottom: 2px; }
.footer-col a{ color: rgba(255,255,255,0.78); }
.footer-col a:hover{ color: rgba(255,255,255,0.95); text-decoration: none; }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 16px;
  padding-top: 12px;
}

/* Desktop */
@media (min-width: 860px){
  .nav{ display: inline-flex; }
  .hamburger{ display: none; }
  .mobile-menu{ display: none !important; }

  .hero-inner{
    grid-template-columns: 1.3fr 0.9fr;
    align-items: center;
    padding: 64px 0 34px;
    gap: 26px;
  }
  .hero-card{ margin-top: 0; padding: 16px; }

  .cards{ grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .cta-grid{ grid-template-columns: 1.05fr 0.85fr; gap: 16px; align-items: start; }

  .footer-inner{ grid-template-columns: 1fr 1.2fr; align-items: start; }
  .footer-cols{ grid-template-columns: repeat(3, 1fr); }
}

@media (prefers-reduced-motion: reduce){
  .btn{ transition: none; }
}