:root {
  --ink: #1d1d1b;
  --muted: #666666;
  --surface: #f4f3ef;
  --line: #d6d3cc;
  --primary: #2a2a28;
  --primary-dark: #111111;
  --accent: #757575;
  --tint: #e8e6e1;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

a {
  color: var(--primary-dark);
}

.navbar {
  box-shadow: 0 10px 28px rgba(23, 33, 29, 0.05);
}

.nav-link {
  color: var(--ink);
  font-weight: 600;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--primary-dark);
}

.hero-section {
  padding: 88px 0 72px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(17, 17, 17, 0.9), rgba(31, 31, 31, 0.72) 52%, rgba(31, 31, 31, 0.52)),
    url("https://images.pexels.com/photos/48606/pexels-photo-48606.jpeg?auto=compress&cs=tinysrgb&w=1800") center / cover no-repeat;
  background-blend-mode: normal, luminosity;
}

.hero-section .eyebrow,
.hero-section .text-secondary {
  color: rgba(255, 255, 255, 0.78) !important;
}

.hero-section .btn-outline-dark {
  --bs-btn-color: #fff;
  --bs-btn-border-color: rgba(255, 255, 255, 0.7);
  --bs-btn-hover-color: var(--ink);
  --bs-btn-hover-bg: #fff;
  --bs-btn-hover-border-color: #fff;
  --bs-btn-active-color: var(--ink);
  --bs-btn-active-bg: #fff;
  --bs-btn-active-border-color: #fff;
}

.hero-section .btn-mono {
  --bs-btn-color: var(--ink);
  --bs-btn-bg: #fff;
  --bs-btn-border-color: #fff;
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: transparent;
  --bs-btn-hover-border-color: rgba(255, 255, 255, 0.82);
  --bs-btn-active-color: var(--ink);
  --bs-btn-active-bg: #e8e6e1;
  --bs-btn-active-border-color: #e8e6e1;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.22);
}

.eyebrow {
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.btn {
  border-radius: 8px;
  font-weight: 700;
}

.btn-mono {
  --bs-btn-color: #fff;
  --bs-btn-bg: var(--primary);
  --bs-btn-border-color: var(--primary);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--primary-dark);
  --bs-btn-hover-border-color: var(--primary-dark);
  --bs-btn-focus-shadow-rgb: 43, 43, 40;
  --bs-btn-active-color: #fff;
  --bs-btn-active-bg: var(--primary-dark);
  --bs-btn-active-border-color: var(--primary-dark);
  --bs-btn-disabled-color: #fff;
  --bs-btn-disabled-bg: var(--primary);
  --bs-btn-disabled-border-color: var(--primary);
}

.device-showcase {
  position: relative;
  max-width: 430px;
  min-height: 520px;
  display: grid;
  place-items: center;
}

.phone-frame {
  width: min(78vw, 302px);
  aspect-ratio: 9 / 18.5;
  padding: 14px;
  border-radius: 38px;
  background: #1d1d1b;
  box-shadow: 0 26px 70px rgba(31, 31, 31, 0.22);
}

.phone-speaker {
  width: 72px;
  height: 6px;
  margin: 0 auto 12px;
  border-radius: 99px;
  background: #48443c;
}

.app-screen {
  height: calc(100% - 18px);
  padding: 24px 18px;
  border-radius: 26px;
  color: #fff;
  background:
    linear-gradient(160deg, rgba(150, 150, 150, 0.22), transparent 44%),
    linear-gradient(180deg, #383838, #1d1d1b);
}

.status-row {
  display: flex;
  gap: 6px;
  margin-bottom: 32px;
}

.status-row span {
  width: 26px;
  height: 7px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.34);
}

.screen-title {
  margin-bottom: 18px;
  font-size: 1.4rem;
  font-weight: 800;
}

.metric-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 18px;
}

.metric-row div,
.task-list span {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.09);
}

.metric-row div {
  padding: 14px;
}

.metric-row small,
.metric-row strong {
  display: block;
}

.metric-row small {
  color: rgba(255, 255, 255, 0.68);
}

.metric-row strong {
  font-size: 1.5rem;
}

.task-list {
  display: grid;
  gap: 10px;
}

.task-list span {
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 12px;
  font-size: 0.88rem;
}

.task-list i {
  color: #d8d8d8;
}

.floating-note {
  position: absolute;
  right: 0;
  bottom: 84px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 8px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  font-weight: 800;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(8px);
}

.floating-note i {
  color: var(--accent);
}

.section-pad {
  padding: 78px 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.service-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(23, 33, 29, 0.06);
}

.service-icon {
  display: inline-grid;
  width: 48px;
  height: 48px;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 8px;
  color: var(--primary-dark);
  background: var(--tint);
  font-size: 1.45rem;
}

.service-card h3,
.capability-item h3 {
  margin-bottom: 10px;
  font-size: 1.12rem;
  font-weight: 800;
}

.service-card p,
.capability-item p {
  margin-bottom: 0;
  color: var(--muted);
}

.capability-list {
  display: grid;
  gap: 16px;
}

.capability-item {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.capability-number {
  color: var(--accent);
  font-size: 1.05rem;
  font-weight: 900;
}

.dark-panel {
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.bg-dark .eyebrow {
  color: rgba(255, 255, 255, 0.72);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.tech-grid span {
  min-height: 54px;
  display: flex;
  align-items: center;
  padding: 13px 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
}

.company-table {
  border-radius: 8px;
  box-shadow: 0 16px 42px rgba(23, 33, 29, 0.06);
}

.company-table th {
  width: 170px;
  background: var(--surface);
  color: var(--ink);
}

.company-table th,
.company-table td {
  padding: 18px;
}

.footer {
  padding: 24px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.photo-credit {
  margin-left: 12px;
  color: #858585;
  font-size: 0.78rem;
}

.photo-credit a {
  color: inherit;
}

@media (max-width: 991.98px) {
  .hero-section {
    padding-top: 64px;
  }

  .device-showcase {
    min-height: 450px;
  }
}

@media (max-width: 767.98px) {
  .display-5 {
    font-size: 2.2rem;
  }

  .section-pad {
    padding: 58px 0;
  }

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

@media (max-width: 575.98px) {
  .hero-section {
    padding: 48px 0;
  }

  .device-showcase {
    min-height: 410px;
  }

  .floating-note {
    right: 12px;
    bottom: 48px;
    font-size: 0.86rem;
  }

  .capability-item {
    grid-template-columns: 1fr;
  }

  .tech-grid {
    grid-template-columns: 1fr;
  }

  .company-table th,
  .company-table td {
    min-width: 150px;
    padding: 14px;
  }
}