@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700&family=Instrument+Serif:ital@1&display=swap');

:root {
  --sky: #b0e2ff;
  --sky-deep: #69c7f6;
  --sky-soft: #e8f7ff;
  --ink: #0f2c44;
  --ink-soft: #33586f;
  --surface: #ffffff;
  --surface-alt: #f6fcff;
  --line: #d7eefb;
  --radius-lg: 22px;
  --radius-md: 14px;
  --content: 1120px;
  --shadow: 0 14px 44px rgba(29, 81, 111, 0.12);
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: 'Geist', 'Avenir Next', 'Segoe UI', sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 5% 10%, #ffffff 0%, #f0faff 36%, rgba(240, 250, 255, 0) 55%),
    linear-gradient(180deg, #f8fdff 0%, #eff9ff 56%, #f7fdff 100%);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid rgba(176, 226, 255, 0.6);
}

.site-header-inner,
.container {
  width: min(calc(100% - 2.4rem), var(--content));
  margin: 0 auto;
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.52rem;
  text-decoration: none;
  min-width: 0;
}

.brand-logo-long {
  display: block;
  height: 58px;
  max-width: min(45vw, 220px);
  width: auto;
  object-fit: contain;
}

.brand-title {
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--ink);
  white-space: nowrap;
}

.fields-sky {
  color: #b0e2ff;
}

.site-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink-soft);
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.active {
  color: var(--ink);
  background: var(--sky-soft);
  outline: none;
}

main {
  padding: clamp(1.2rem, 2.3vw, 2rem) 0 clamp(2.5rem, 4vw, 4.8rem);
}

.hero {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 30px;
  background:
    radial-gradient(circle at 10% 12%, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.55) 42%, rgba(255, 255, 255, 0) 65%),
    linear-gradient(145deg, #f6fcff 0%, #dff4ff 54%, #d4f0ff 100%);
  box-shadow: var(--shadow);
  padding: clamp(1.4rem, 4vw, 3.5rem);
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  right: -60px;
  top: -56px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0));
}

.eyebrow {
  font-size: 0.88rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #3e7899;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 7vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  max-width: 16ch;
}

.hero h1 .serif {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
}

.hero p {
  margin: 1rem 0 0;
  font-size: clamp(1rem, 2.3vw, 1.24rem);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 58ch;
}

.cta-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.82rem 1.25rem;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(32, 128, 181, 0.22);
  outline: none;
}

.btn-primary {
  background: linear-gradient(140deg, #ffffff 4%, #bde8ff 36%, #83d4fb 100%);
  color: #083754;
  border-color: #8dd3f5;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.74);
  color: #1f5677;
  border-color: #b4dff5;
}

.section {
  margin-top: clamp(1.3rem, 3vw, 2.3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.section-inner {
  padding: clamp(1.1rem, 2.8vw, 2.2rem);
}

.section h2 {
  margin: 0;
  font-size: clamp(1.42rem, 3vw, 2.12rem);
  letter-spacing: -0.02em;
  line-height: 1.12;
}

.section p {
  margin: 0.75rem 0 0;
  color: var(--ink-soft);
  line-height: 1.6;
}

.video-shell {
  margin-top: 1rem;
  border-radius: var(--radius-md);
  background: #05243b;
  overflow: hidden;
  border: 1px solid rgba(128, 196, 233, 0.42);
}

.video-shell video {
  width: 100%;
  display: block;
  min-height: 280px;
  background: linear-gradient(160deg, #0f2c44 0%, #1a4d72 100%);
}

.video-caption {
  padding: 0.78rem 0.9rem;
  font-size: 0.9rem;
  color: #d7eeff;
  background: rgba(3, 25, 38, 0.75);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1.1rem;
}

.feature-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  background: var(--surface-alt);
}

.feature-card h3 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: -0.015em;
}

.feature-card p {
  margin-top: 0.52rem;
  font-size: 0.95rem;
}

.gallery {
  display: grid;
  gap: 0.95rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1rem;
}

.shot {
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: #ecf8ff;
}

.shot img {
  width: 100%;
  display: block;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
}

.shot figcaption {
  padding: 0.62rem 0.75rem 0.75rem;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.callout {
  margin-top: 1rem;
  border-left: 4px solid #8dd3f5;
  background: #f3fbff;
  border-radius: 8px;
  padding: 0.8rem 0.9rem;
  color: #1f5677;
  font-size: 0.94rem;
}

.doc {
  max-width: 820px;
}

.doc h1 {
  margin: 0;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  letter-spacing: -0.03em;
}

.doc h2 {
  margin: 1.2rem 0 0;
  font-size: 1.08rem;
  letter-spacing: -0.015em;
}

.doc ul {
  margin: 0.55rem 0 0;
  padding-left: 1.1rem;
}

.doc li {
  margin-top: 0.28rem;
  line-height: 1.55;
  color: var(--ink-soft);
}

.doc .meta {
  margin-top: 1.2rem;
  font-size: 0.9rem;
  color: #4f768f;
}

.site-footer {
  margin-top: 1.2rem;
  color: #4a6f87;
  font-size: 0.88rem;
  padding: 0 0 2.6rem;
}

.site-footer-inner {
  width: min(calc(100% - 2.4rem), var(--content));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-logo-square {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid #cde6f5;
}

.footer-links {
  display: inline-flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.footer-links a {
  text-decoration: none;
  color: #3d6881;
}

@media (max-width: 920px) {
  .gallery,
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header-inner,
  .container {
    width: min(calc(100% - 1.2rem), var(--content));
  }

  .site-header-inner {
    min-height: 0;
    padding: 0.5rem 0 0.58rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.45rem;
  }

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

  .hero h1 {
    font-size: clamp(1.8rem, 11vw, 2.8rem);
  }

  .site-nav {
    gap: 0.2rem;
    width: 100%;
    justify-content: flex-start;
  }

  .site-nav a {
    padding: 0.48rem 0.68rem;
    font-size: 0.84rem;
  }

  .brand-logo-long {
    height: 46px;
  }

  .brand-title {
    font-size: 1rem;
  }
}