:root {
  color-scheme: dark;
  --bg: #040718;
  --surface: rgba(15, 23, 55, 0.68);
  --surface-strong: rgba(21, 33, 80, 0.88);
  --text: #eff2ff;
  --muted: #a4b2d7;
  --accent: #5684ff;
  --accent-soft: rgba(86, 132, 255, 0.16);
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 28px 80px rgba(17, 25, 65, 0.35);
  --radius: 24px;
  --radius-sm: 18px;
  --space: clamp(1rem, 1.6vw, 2.5rem);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(86, 132, 255, 0.24), transparent 26%),
              radial-gradient(circle at bottom right, rgba(196, 95, 255, 0.16), transparent 20%),
              linear-gradient(180deg, #050816 0%, #091126 48%, #02040d 100%);
  color: var(--text);
}

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

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

button, input, select {
  font: inherit;
}

.page-shell {
  position: relative;
  overflow: hidden;
}

.page-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(86, 132, 255, 0.18), transparent 24%),
              radial-gradient(circle at bottom right, rgba(255, 115, 195, 0.14), transparent 18%);
  pointer-events: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: calc(var(--space) * 0.8) var(--space);
  backdrop-filter: blur(20px);
  background: rgba(3, 8, 20, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.brand__mark {
  font-size: clamp(1.35rem, 2.2vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.05em;
}

.brand__tag {
  font-size: 0.82rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.24em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.3rem;
  flex-wrap: wrap;
}

.nav a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.25s ease;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--accent);
}

main {
  padding: 0 var(--space) var(--space);
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
  min-height: calc(100vh - 92px);
  padding: calc(var(--space) * 1.2) 0;
}

.hero__content {
  max-width: 720px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.2rem;
  color: var(--accent);
  font-size: 0.81rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3rem, 5vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero__lead {
  margin: 1.6rem 0 2rem;
  max-width: 56rem;
  font-size: 1.1rem;
  line-height: 1.85;
  color: #cbd4f1;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 1.7rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, #5d7cff, #5db5ff);
  box-shadow: 0 18px 40px rgba(90, 120, 255, 0.28);
}

.btn--ghost {
  color: var(--text);
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.14);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.5rem;
}

.hero__stats div {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.35rem;
  background: rgba(255,255,255,0.04);
}

.hero__stats strong {
  display: block;
  font-size: 1.5rem;
  margin-bottom: 0.35rem;
}

.hero__panel {
  position: relative;
}

.hero__glass {
  position: sticky;
  top: calc(var(--space) + 10px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 100%);
  backdrop-filter: blur(30px);
  padding: 2rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero__glass::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at top right, rgba(255,255,255,0.18), transparent 32%);
}

.panel__badge {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  background: rgba(86, 132, 255, 0.14);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 1.4rem;
}

.hero__glass h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
}

.hero__glass p {
  margin: 0 0 1.8rem;
  color: #d7deff;
  line-height: 1.75;
}

.panel__items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.panel__items span {
  padding: 0.8rem 1rem;
  border-radius: 999px;
  background: rgba(86, 132, 255, 0.12);
  color: #c7d4ff;
  font-size: 0.92rem;
}

.section {
  padding: 4.5rem 0;
}

.section--alt {
  background: rgba(9, 16, 38, 0.9);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.section__inner {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  gap: 2.5rem;
}

.section__inner--narrow {
  max-width: 760px;
}

.section-head h2 {
  margin: 0.6rem 0 1.2rem;
  font-size: clamp(2.1rem, 3vw, 3rem);
  line-height: 1.05;
}

.feature-grid,
.value-grid,
.system-grid {
  display: grid;
  gap: 1.5rem;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.value-card,
.system-card,
.contact-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: 0 22px 60px rgba(5, 8, 24, 0.22);
}

.feature-card {
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.16;
  pointer-events: none;
}

.feature-card--focus::before {
  background: radial-gradient(circle at top left, rgba(93, 124, 255, 0.24), transparent 40%);
}

.feature-card--speed::before {
  background: radial-gradient(circle at bottom right, rgba(86, 218, 255, 0.18), transparent 38%);
}

.feature-card--modern::before {
  background: radial-gradient(circle at center, rgba(255, 111, 221, 0.16), transparent 35%);
}

.feature-card h3,
.value-card h3 {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.feature-card p,
.value-card p,
.system-card p,
.section__lead {
  margin: 0;
  color: #bbc6ea;
  line-height: 1.8;
}

.system-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.system-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
}

.system-card:hover,
.system-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(86, 132, 255, 0.32);
  box-shadow: 0 26px 64px rgba(12, 29, 78, 0.28);
}

.system-card:focus-visible {
  outline: 2px solid rgba(86, 132, 255, 0.35);
  outline-offset: 4px;
}

.system-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--accent);
}

.system-card__icon svg {
  width: 34px;
  height: 34px;
}

.system-card__icon {
  animation: float 8s ease-in-out infinite;
}


@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.system-card--payroll .system-card__icon { color: #b6a6ff; background: rgba(182, 166, 255, 0.12); }
.system-card--ppic .system-card__icon { color: #8fc4ff; background: rgba(143, 196, 255, 0.12); }
.system-card--export .system-card__icon { color: #a8f0a0; background: rgba(168, 240, 160, 0.12); }
.system-card--admin .system-card__icon { color: #ffd894; background: rgba(255, 216, 148, 0.12); }
.system-card--rnd .system-card__icon { color: #dcb0ff; background: rgba(220, 176, 255, 0.12); }
.system-card--beacukai .system-card__icon { color: #8ff0e0; background: rgba(143, 240, 224, 0.14); }
.system-card--inventory .system-card__icon { color: #ffe0a0; background: rgba(255, 224, 160, 0.12); }
.system-card--stock .system-card__icon { color: #a3d0ff; background: rgba(163, 208, 255, 0.12); }
.system-card--server .system-card__icon { color: #eaa8ff; background: rgba(234, 168, 255, 0.12); }
.system-card--cctv .system-card__icon { color: #b6f4ff; background: rgba(182, 244, 255, 0.13); }
.system-card--notif .system-card__icon { color: #ffb0dc; background: rgba(255, 176, 220, 0.12); }

.system-card strong {
  font-size: 1.05rem;
}

.system-card span {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  color: var(--muted);
  font-size: 0.86rem;
  width: fit-content;
}

.value-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.value-card {
  display: grid;
  gap: 1.2rem;
}

.value-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(86, 132, 255, 0.22), rgba(86, 132, 255, 0.08));
}

.value-card h3 {
  margin: 0;
}

.section--contact {
  padding: 4rem 0 5rem;
}

.section--contact .section__inner {
  gap: 2rem;
}

.contact-card {
  border: none;
  background: linear-gradient(180deg, rgba(86, 132, 255, 0.16), rgba(255,255,255,0.04));
}

.contact-card strong {
  font-size: 1.4rem;
  display: block;
  margin-bottom: 0.65rem;
}

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero__panel {
    order: -1;
  }

  .hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid,
  .system-grid,
  .value-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 740px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
  }

  .hero {
    min-height: auto;
  }

  .hero h1 {
    font-size: clamp(2.5rem, 9vw, 3.5rem);
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__stats,
  .feature-grid,
  .system-grid,
  .value-grid {
    grid-template-columns: 1fr;
  }

  .panel__items {
    flex-direction: column;
  }
}