:root {
  --bg: #f4f8fb;
  --surface: #ffffff;
  --ink: #13263c;
  --muted: #4b6176;
  --brand: #0b3a66;
  --accent: #ea6a1a;
  --line: #d5e0ea;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 15% 10%, #e6f1fa 0, transparent 35%),
    radial-gradient(circle at 88% 18%, #fde6d8 0, transparent 25%),
    var(--bg);
  line-height: 1.65;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  width: clamp(220px, 26vw, 300px);
  text-decoration: none;
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
}

nav a {
  color: var(--ink);
  text-decoration: none;
  margin-left: 1rem;
  font-weight: 600;
}

.hero {
  position: relative;
  min-height: 78vh;
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(5, 18, 33, 0.76), rgba(5, 18, 33, 0.56)),
    url("https://images.unsplash.com/photo-1516937941344-00b4e0337589?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
  background-position: center;
}

.hero-content {
  position: relative;
  color: #f3f8ff;
  padding: 4rem 0;
  animation: rise 0.7s ease-out both;
}

.eyebrow {
  text-transform: uppercase;
  font-family: "Barlow", sans-serif;
  letter-spacing: 0.11em;
  margin: 0 0 0.7rem;
  color: #b9d7f5;
}

h1 {
  font-size: clamp(1.9rem, 4.6vw, 3.3rem);
  line-height: 1.2;
  margin: 0 0 1rem;
}

h2 {
  font-size: clamp(1.4rem, 2.6vw, 2.2rem);
  margin: 0 0 1rem;
}

h3 {
  margin: 0 0 0.35rem;
}

#drone-fleet-one h3 {
  font-size: clamp(1.18rem, 2vw, 1.42rem);
  color: #111111;
  margin-top: 1.15rem;
  margin-bottom: 0.75rem;
  padding: 0;
  background: none;
  box-shadow: none;
  border-radius: 0;
  letter-spacing: normal;
}

.lead {
  max-width: 720px;
}

.hero-subtitle {
  margin: 0 0 0.9rem;
  font-size: clamp(1.05rem, 2.2vw, 1.4rem);
  font-weight: 700;
  color: #d1e6fa;
}

.lead-small {
  max-width: 760px;
  color: #111111;
  background: #ffffff;
  border: 1px solid #d6e1ec;
  border-radius: 12px;
  padding: 0.8rem 0.9rem;
  box-shadow: 0 6px 16px rgba(17, 37, 58, 0.08);
}

.section {
  padding: clamp(2.8rem, 6vw, 5rem) 0;
}

body:not(.company-page) .section {
  padding: clamp(1rem, 2vw, 1.5rem) 0;
}

.section-alt {
  background: linear-gradient(180deg, #f7fbff 0%, #edf4f9 100%);
}

.launch-strip {
  background: linear-gradient(135deg, #102b46 0%, #1e466e 100%);
  color: #f1f8ff;
}

.launch-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1fr;
  gap: 1rem;
}

.launch-grid article {
  border: 1px solid rgba(191, 214, 235, 0.28);
  border-radius: 14px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.04);
}

.launch-main {
  display: grid;
  align-content: start;
}

.launch-kicker {
  margin: 0 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: #b4d3ee;
}

.launch-big {
  margin: 0;
  font-family: "Barlow", sans-serif;
  font-size: clamp(1.5rem, 3.2vw, 2.6rem);
  line-height: 1.1;
  font-weight: 800;
}

.launch-sign {
  margin: 0.1rem 0;
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffb987;
}

.launch-desc {
  margin: 0.65rem 0 0;
  color: #d4e7f8;
}

.launch-industries {
  margin-top: 1.2rem;
}

.launch-industries .lead-small {
  color: #d4e7f8;
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

.launch-industries .chips li {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(203, 223, 241, 0.45);
  color: #f3f8ff;
}

.problem-grid,
.service-grid,
.metric-grid {
  display: grid;
  gap: 1rem;
}

.problem-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.problem-grid article,
.service-grid article,
.metric-grid article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.1rem;
  box-shadow: 0 8px 20px rgba(18, 39, 59, 0.05);
}

.service-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  padding: 0;
  margin: 1.2rem 0 0;
}

.chips li {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-weight: 700;
}

.metric-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-top: 1rem;
}

.results-video-wrap {
  margin-top: 1.2rem;
}

.results-video-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  scroll-margin-top: 92px;
}

.results-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #0e2135;
  box-shadow: 0 10px 24px rgba(15, 36, 57, 0.18);
}

.video-note {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.project-grid {
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.project-lead {
  font-size: 1.25rem;
  font-weight: 700;
}

.project-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 8px 20px rgba(18, 39, 59, 0.06);
}

.project-card p {
  margin-top: 0;
  color: var(--muted);
}

.project-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0e2135;
}

.project-photo {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--line);
  display: block;
}

.project-photo-wrap {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
}

.project-photo-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 8% 18%, rgba(255, 255, 255, 0.9) 0 1px, transparent 1.5px),
    radial-gradient(circle at 24% 72%, rgba(255, 255, 255, 0.75) 0 1px, transparent 1.6px),
    radial-gradient(circle at 41% 34%, rgba(255, 255, 255, 0.65) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 63% 12%, rgba(255, 255, 255, 0.8) 0 1px, transparent 1.6px),
    radial-gradient(circle at 79% 57%, rgba(255, 255, 255, 0.7) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 93% 83%, rgba(255, 255, 255, 0.8) 0 1px, transparent 1.6px);
  opacity: 0.8;
  pointer-events: none;
}

.dfo-feature-grid {
  margin-top: 0.7rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.dfo-feature {
  background: linear-gradient(155deg, #ffffff 0%, #f3f9ff 100%);
  border: 2px solid #9fc2e4;
  border-radius: 16px;
  padding: 1.1rem;
  box-shadow: 0 14px 26px rgba(18, 57, 94, 0.14);
  position: relative;
  overflow: hidden;
}

.dfo-feature::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, #0b3a66 0%, #ea6a1a 100%);
}

.dfo-feature p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.dfo-feature-num {
  display: inline-block;
  margin-bottom: 0.5rem;
  color: #111111;
  font-weight: 900;
  font-size: 1.6rem;
  letter-spacing: normal;
  text-transform: none;
  background: none;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.dfo-feature p.dfo-feature-num {
  font-size: 1.6rem;
  line-height: 1.35;
}

.dfo-domain-list {
  margin: 0.2rem 0 0;
  padding-left: 1.2rem;
}

.dfo-domain-list li {
  margin-bottom: 0.25rem;
}

#drone-fleet-one .dfo-wide-text {
  max-width: none;
  width: 100%;
}

.num {
  font-family: "Barlow", sans-serif;
  font-size: 2.1rem;
  margin: 0;
  color: var(--brand);
}

.cta-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

.btn {
  display: inline-block;
  border: 2px solid var(--accent);
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  border-radius: 12px;
  padding: 0.7rem 1.1rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(234, 106, 26, 0.26);
}

.btn-small {
  padding: 0.45rem 0.8rem;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: #9fb2c4;
}

.btn-hero-ghost {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.62);
}

.section-link a,
.text-link {
  color: var(--brand);
  font-weight: 700;
}

.split {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 1.2rem;
  align-items: start;
}

.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.checklist li {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: 8px;
  padding: 0.7rem 0.8rem;
  margin-bottom: 0.7rem;
}

.flow {
  margin: 0;
  padding-left: 1.2rem;
}

.flow li {
  margin-bottom: 0.4rem;
  font-weight: 600;
}

.faq details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  margin-bottom: 0.7rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.final-cta {
  background: linear-gradient(135deg, #0f2f51 0%, #204a72 100%);
  color: #eff7ff;
}

.final-cta .btn-ghost {
  color: #eff7ff;
  border-color: #c9d8e6;
}

.credit {
  padding-top: 2.2rem;
}

.credit-note {
  color: var(--muted);
  font-size: 0.95rem;
}

.company-hero {
  background: linear-gradient(145deg, #0f2f51 0%, #224a72 100%);
  color: #eff7ff;
}

.company-eyebrow {
  color: #b9d7f5;
}

.company-hero .lead-small {
  color: #eff7ff;
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

.company-logo {
  display: block;
  max-width: 260px;
  width: 100%;
  height: auto;
  margin: 0 auto 1.2rem;
}

.company-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.2rem;
  box-shadow: 0 8px 20px rgba(18, 39, 59, 0.06);
}

.system-diagram-card {
  overflow-x: auto;
}

.system-diagram {
  display: block;
  width: 100%;
  min-width: 760px;
  height: auto;
}

.company-page .section {
  padding: clamp(1rem, 2vw, 1.5rem) 0;
}

.top-message-card p {
  margin: 0 0 1rem;
}

.top-message-copy {
  margin: 0.4rem 0 1rem;
  text-align: center;
  font-size: clamp(1.25rem, 2.6vw, 2rem);
  font-weight: 900;
  line-height: 1.35;
  color: var(--brand);
}

.top-message-sign {
  display: block;
  max-width: 440px;
  width: 100%;
  height: auto;
  margin: 0.3rem auto 0;
}

.ceo-name {
  font-size: 1.35rem;
  line-height: 1.45;
}

.company-dl {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0.8rem 1rem;
  margin: 0;
}

.company-dl dt {
  font-weight: 700;
  color: var(--brand);
}

.company-dl dd {
  margin: 0;
}

.contact-form-section {
  background: transparent;
}

.seamless-bg {
  background: #f4f8fb;
}

.google-form-wrap {
  margin-top: 1rem;
  background: #f4f8fb;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
  overflow: hidden;
}

.google-form-wrap iframe {
  display: block;
  width: 100%;
  background: #f4f8fb;
  border: 0;
  border-radius: 0;
}

.floating-cta {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  background: var(--accent);
  color: #fff;
  border-radius: 999px;
  padding: 0.75rem 1.1rem;
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(13, 32, 51, 0.24);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1.2rem 0 1.4rem;
  flex-wrap: wrap;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 860px) {
  nav a {
    margin-left: 0.7rem;
    font-size: 0.94rem;
  }

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

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

  .results-video-grid {
    grid-template-columns: 1fr;
  }

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

  .dfo-feature-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.65rem 0;
    gap: 0.3rem;
  }

  .floating-cta {
    display: none;
  }

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

  .company-dl {
    grid-template-columns: 1fr;
    gap: 0.25rem 0;
  }

  .company-dl dt {
    margin-top: 0.55rem;
  }
}