:root {
  color-scheme: light;
  --page: #f5f5f7;
  --surface: #ffffff;
  --ink: #1d1d1f;
  --secondary: #6e6e73;
  --line: #d2d2d7;
  --blue: #0071e3;
  --blue-pressed: #0066cc;
  --blue-soft: #eaf3ff;
  --green: #248a3d;
  --max: 1120px;
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; background: var(--page); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
.skip-link { position: fixed; z-index: 40; top: 10px; left: 10px; transform: translateY(-150%); padding: 10px 14px; background: var(--ink); color: #fff; border-radius: 8px; font-weight: 600; transition: transform .15s ease; }
.skip-link:focus { transform: translateY(0); outline: 3px solid var(--blue-soft); outline-offset: 2px; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(210, 210, 215, .78); background: rgba(245, 245, 247, .82); -webkit-backdrop-filter: saturate(180%) blur(18px); backdrop-filter: saturate(180%) blur(18px); }
.header-inner { width: min(var(--max), calc(100% - 40px)); min-height: 68px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 650; letter-spacing: -0.02em; white-space: nowrap; }
.brand-icon { width: 34px; height: 34px; border-radius: 9px; }
.site-nav { display: flex; align-items: center; gap: 3px; }
.site-nav a, .nav-toggle { min-height: 44px; display: inline-flex; align-items: center; padding: 0 12px; border: 0; border-radius: 8px; background: transparent; color: var(--secondary); font-size: 14px; font-weight: 560; }
.site-nav a:hover, .site-nav a:focus-visible, .nav-toggle:hover, .nav-toggle:focus-visible { color: var(--ink); background: rgba(0, 0, 0, 0.055); outline: none; }
.nav-toggle { display: none; cursor: pointer; }
.hero { padding: 88px 0 72px; background: var(--surface); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(300px, .9fr); align-items: center; gap: 72px; }
.eyebrow, .section-label { margin: 0 0 10px; color: var(--blue); font-size: 13px; font-weight: 650; letter-spacing: .01em; }
h1, h2, h3, p { margin: 0; }
h1 { max-width: 700px; font-size: clamp(42px, 6vw, 72px); line-height: 1.08; letter-spacing: -0.045em; font-weight: 700; }
.hero-lead { max-width: 620px; margin-top: 22px; color: var(--secondary); font-size: clamp(18px, 2vw, 21px); line-height: 1.55; letter-spacing: -.01em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 0 20px; border: 1px solid transparent; border-radius: 980px; font-size: 16px; font-weight: 600; transition: background .18s ease, transform .18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-pressed); }
.btn-secondary { border-color: var(--line); background: var(--surface); color: var(--blue); }
.btn-secondary:hover { background: var(--blue-soft); }
.platform-note { margin-top: 18px; color: var(--secondary); font-size: 13px; }
.device-shot { width: min(100%, 330px); margin: 0 auto; border-radius: 34px; box-shadow: 0 18px 42px rgba(0, 0, 0, .16); }
.section { padding: 88px 0; }
.section-white { background: var(--surface); }
.section-head { max-width: 720px; margin-bottom: 40px; }
h2 { font-size: clamp(30px, 4vw, 46px); line-height: 1.16; letter-spacing: -.035em; font-weight: 700; }
.section-intro { margin-top: 14px; color: var(--secondary); font-size: 18px; }
.use-cases { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.use-case { padding: 24px 26px 22px 0; border-bottom: 1px solid var(--line); }
.use-case + .use-case { padding-left: 26px; border-left: 1px solid var(--line); }
.use-case strong { display: block; font-size: 19px; letter-spacing: -.02em; }
.use-case p { margin-top: 8px; color: var(--secondary); font-size: 15px; }
.feature-list { border-top: 1px solid var(--line); }
.feature-row { display: grid; grid-template-columns: 240px minmax(0, 1fr) auto; align-items: center; gap: 28px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.feature-title { font-size: 19px; font-weight: 650; letter-spacing: -.02em; }
.feature-text { color: var(--secondary); }
.feature-tag { color: var(--blue); font-size: 14px; font-weight: 600; white-space: nowrap; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .86fr); gap: 64px; align-items: center; }
.split-copy > p:not(.section-label) { margin-top: 16px; color: var(--secondary); font-size: 18px; }
.plain-list { margin: 26px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.plain-list li { padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--secondary); }
.plain-list strong { color: var(--ink); }
.screen-frame { margin: 0; padding: 20px; background: #eef0f2; border-radius: var(--radius); }
.screen-frame img { width: min(100%, 280px); margin: 0 auto; border-radius: 25px; box-shadow: 0 10px 25px rgba(0,0,0,.12); }
.screen-frame figcaption { margin-top: 14px; color: var(--secondary); font-size: 14px; text-align: center; }
.manual-callout { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; padding: 38px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.manual-callout h2 { font-size: clamp(28px, 3.5vw, 40px); }
.manual-callout p { margin-top: 10px; color: var(--secondary); }
.download { text-align: center; }
.download p { max-width: 600px; margin: 14px auto 0; color: var(--secondary); }
.download-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.download-notice { max-width: 500px; margin: 16px auto 0 !important; color: #b42318 !important; }
.footer { padding: 34px 0 44px; color: var(--secondary); font-size: 13px; }
.footer-inner { display: flex; justify-content: space-between; gap: 18px; border-top: 1px solid var(--line); padding-top: 24px; }
.footer p + p { margin-top: 4px; }
.manual-hero { padding: 66px 0 52px; background: var(--surface); }
.manual-hero h1 { font-size: clamp(38px, 5vw, 62px); }
.manual-layout { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 64px; padding: 44px 0 88px; }
.toc { position: sticky; top: 96px; align-self: start; }
.toc-title { margin: 0 0 10px; color: var(--secondary); font-size: 13px; font-weight: 650; }
.toc a { display: block; min-height: 36px; padding: 7px 0; color: var(--secondary); font-size: 14px; }
.toc a:hover, .toc a:focus-visible { color: var(--blue); outline: none; }
.manual-content { min-width: 0; }
.manual-section { padding: 0 0 56px; margin-bottom: 56px; border-bottom: 1px solid var(--line); }
.manual-section:last-child { border-bottom: 0; }
.manual-section h2 { font-size: clamp(28px, 3vw, 38px); }
.manual-section > p { max-width: 780px; margin-top: 14px; color: var(--secondary); font-size: 17px; }
.manual-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px; margin-top: 30px; }
.manual-block { border-top: 1px solid var(--line); padding-top: 17px; }
.manual-block h3 { font-size: 18px; letter-spacing: -.015em; }
.manual-block p, .manual-block li { color: var(--secondary); }
.manual-block p { margin-top: 8px; }
.manual-block ul { margin: 10px 0 0; padding-left: 20px; }
.manual-block li + li { margin-top: 6px; }
.manual-shot { margin: 32px 0 0; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.manual-shot img { width: min(100%, 290px); margin: 0 auto; border-radius: 25px; box-shadow: 0 10px 24px rgba(0,0,0,.12); }
.manual-shot figcaption { margin-top: 14px; color: var(--secondary); font-size: 14px; text-align: center; }
.manual-note { margin-top: 28px; padding: 16px 18px; border-left: 3px solid var(--blue); background: var(--blue-soft); color: #334155; }
.manual-note strong { color: var(--ink); }
.availability { width: 100%; margin-top: 28px; border-collapse: collapse; font-size: 15px; }
.availability th, .availability td { padding: 14px 12px; border-bottom: 1px solid var(--line); text-align: left; }
.availability th { color: var(--secondary); font-weight: 600; }
.yes { color: var(--green); font-weight: 650; }
.partial { color: var(--secondary); }
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .45s ease, transform .45s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (max-width: 820px) { .header-inner, .container, .manual-layout { width: min(100% - 32px, var(--max)); } .header-inner { min-height: 60px; } .nav-toggle { display: inline-flex; } .site-nav { display: none; position: absolute; top: 60px; right: 16px; left: 16px; padding: 8px; flex-direction: column; align-items: stretch; background: rgba(255,255,255,.97); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 12px 30px rgba(0,0,0,.1); } .site-nav.is-open { display: flex; } .site-nav a { justify-content: flex-start; } .hero { padding: 56px 0 52px; } .hero-grid, .split { grid-template-columns: 1fr; gap: 38px; } .device-shot { width: min(78vw, 310px); } .section { padding: 60px 0; } .use-cases { grid-template-columns: 1fr; } .use-case, .use-case + .use-case { padding: 18px 0; border-left: 0; } .feature-row { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; } .feature-tag { margin-top: 2px; } .manual-callout { grid-template-columns: 1fr; gap: 22px; } .footer-inner { flex-direction: column; } .manual-layout { display: block; padding-top: 34px; } .toc { position: static; margin-bottom: 44px; padding-bottom: 24px; border-bottom: 1px solid var(--line); } .toc nav { display: flex; flex-wrap: wrap; gap: 0 16px; } .toc a { width: auto; min-height: 30px; } .manual-grid { grid-template-columns: 1fr; gap: 26px; } }
@media (max-width: 480px) { .container, .header-inner, .manual-layout { width: min(100% - 28px, var(--max)); } h1 { font-size: 40px; } .hero-actions, .download-actions { display: grid; grid-template-columns: 1fr; } .btn { width: 100%; min-height: 48px; } .brand { font-size: 16px; } .brand-icon { width: 30px; height: 30px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; } .reveal { opacity: 1; transform: none; } }

.manual-shot-grid,
.settings-shot-grid {
  display: grid;
  gap: 24px;
  margin-top: 34px;
}

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

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

.manual-shot-grid figure,
.settings-shot-grid figure {
  margin: 0;
}

.manual-shot-grid img,
.settings-shot-grid img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.manual-shot-grid figcaption,
.settings-shot-grid figcaption {
  margin-top: 9px;
  color: var(--secondary);
  font-size: 13px;
}

@media (max-width: 820px) {
  .manual-shot-grid,
  .settings-shot-grid { grid-template-columns: 1fr; }
}