:root {
  --manual-accent: #f47b20;
  --manual-accent-dark: #d96410;
  --manual-accent-soft: #fff3e9;
  --manual-bg: #f7f8fa;
  --manual-panel: #ffffff;
  --manual-line: #e7e9ee;
  --manual-text: #2f3540;
  --manual-sub: #6f7782;
  --manual-sidebar: #ffffff;
  --manual-shadow: 0 12px 34px rgba(44, 52, 64, 0.08);
  --manual-radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--manual-text);
  background: var(--manual-bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.75;
}
a { color: inherit; }
button, input { font: inherit; }

.manual-icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

.manual-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 278px minmax(0, 1fr);
}

.manual-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 30;
  background: var(--manual-sidebar);
  border-right: 1px solid var(--manual-line);
  display: flex;
  flex-direction: column;
}

.manual-brand-row {
  display: flex;
  align-items: center;
  min-height: 78px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--manual-line);
}

.manual-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.manual-brand-icon { width: 38px; height: 38px; object-fit: contain; }
.manual-brand-logo { width: 116px; height: auto; display: block; }
.manual-close-sidebar { display: none; }

.manual-sidebar-title {
  padding: 18px 20px 12px;
  display: grid;
  gap: 2px;
}
.manual-sidebar-title span { font-size: .78rem; color: var(--manual-sub); }
.manual-sidebar-title strong { color: var(--manual-accent-dark); font-size: 1rem; }

.manual-nav { padding: 4px 12px 24px; }
.manual-nav-group { margin: 0 0 14px; }
.manual-nav-heading {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 28px;
  padding: 0 10px;
  font-size: .78rem;
  font-weight: 700;
  color: #89909b;
}
.manual-nav-heading .manual-icon { width: 16px; height: 16px; }
.manual-nav-items { display: grid; gap: 3px; margin-top: 4px; }
.manual-nav-link {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  border-radius: 11px;
  color: #535c68;
  text-decoration: none;
  font-size: .92rem;
  transition: background .15s ease, color .15s ease;
}
.manual-nav-link:hover { background: #f7f7f8; color: #252b33; }
.manual-nav-link.is-active {
  background: var(--manual-accent-soft);
  color: var(--manual-accent-dark);
  font-weight: 700;
}
.manual-nav-link .manual-icon { width: 18px; height: 18px; }

.manual-sidebar-footer {
  margin-top: auto;
  padding: 15px 20px 22px;
  border-top: 1px solid var(--manual-line);
  display: grid;
  gap: 8px;
  font-size: .82rem;
}
.manual-sidebar-footer a { text-decoration: none; color: var(--manual-sub); }
.manual-sidebar-footer a:hover { color: var(--manual-accent-dark); }

.manual-page { min-width: 0; }
.manual-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 70px;
  padding: 0 32px;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--manual-line);
  display: flex;
  align-items: center;
  gap: 18px;
}
.manual-menu-button { display: none; }
.manual-topbar-copy { display: grid; line-height: 1.25; }
.manual-topbar-kicker { font-size: .73rem; color: var(--manual-sub); }
.manual-topbar-copy strong { font-size: .98rem; }
.manual-role-switch {
  margin-left: auto;
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--manual-line);
  border-radius: 999px;
  background: #f6f7f9;
}
.manual-role-switch a {
  padding: 7px 13px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--manual-sub);
  font-size: .82rem;
  font-weight: 700;
}
.manual-role-switch a.is-active { background: #fff; color: var(--manual-accent-dark); box-shadow: 0 2px 8px rgba(0,0,0,.06); }

.manual-content { width: min(1080px, calc(100% - 52px)); margin: 0 auto; padding: 28px 0 56px; }
.manual-breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; color: var(--manual-sub); font-size: .8rem; }
.manual-breadcrumb a { text-decoration: none; }
.manual-breadcrumb a:hover { color: var(--manual-accent-dark); }

.manual-article {
  background: var(--manual-panel);
  border: 1px solid var(--manual-line);
  border-radius: 22px;
  box-shadow: var(--manual-shadow);
  padding: clamp(24px, 4vw, 44px);
}
.manual-article-header { display: grid; grid-template-columns: 60px 1fr; gap: 20px; align-items: start; padding-bottom: 26px; border-bottom: 1px solid var(--manual-line); }
.manual-title-icon { width: 60px; height: 60px; display: grid; place-items: center; border-radius: 17px; background: var(--manual-accent-soft); color: var(--manual-accent-dark); }
.manual-title-icon .manual-icon { width: 29px; height: 29px; }
.manual-tag-row { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 8px; }
.manual-tag { display: inline-flex; align-items: center; min-height: 25px; padding: 3px 9px; border-radius: 999px; background: var(--manual-accent-soft); color: var(--manual-accent-dark); font-size: .72rem; font-weight: 700; }
.manual-tag-sub { background: #f1f3f6; color: #68717d; }
.manual-article h1 { margin: 0; font-size: clamp(1.8rem, 3vw, 2.45rem); line-height: 1.35; letter-spacing: .01em; }
.manual-article-header p { margin: 10px 0 0; color: var(--manual-sub); font-size: 1rem; }

.manual-intro-card,
.manual-placeholder-card,
.manual-note-card {
  margin-top: 26px;
  border-radius: var(--manual-radius);
  padding: 23px 25px;
}
.manual-intro-card { border: 1px solid #f5d7c1; background: #fffaf6; }
.manual-intro-card h2,
.manual-placeholder-card h2,
.manual-note-card h2 { margin: 0 0 10px; font-size: 1.08rem; }
.manual-intro-card ul { margin: 0; padding-left: 1.3rem; }
.manual-intro-card li + li { margin-top: 5px; }
.manual-placeholder-card { min-height: 190px; display: grid; grid-template-columns: 54px 1fr; gap: 18px; align-items: start; border: 2px dashed #dfe2e7; background: #fafbfc; }
.manual-placeholder-icon { font-size: 2rem; line-height: 1; }
.manual-placeholder-card p { margin: 0; color: var(--manual-sub); }
.manual-placeholder-note { margin-top: 8px !important; font-size: .85rem; }
.manual-note-card { border-left: 4px solid #e7a15f; background: #fff8ef; }
.manual-note-card p { margin: 0; color: #69594b; }
.manual-article-footer { margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--manual-line); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--manual-sub); font-size: .78rem; }
.manual-article-footer a { color: var(--manual-accent-dark); text-decoration: none; font-weight: 700; }

.manual-page-nav { margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.manual-page-nav a { min-height: 88px; display: grid; align-content: center; padding: 15px 18px; background: #fff; border: 1px solid var(--manual-line); border-radius: 15px; text-decoration: none; box-shadow: 0 5px 18px rgba(44,52,64,.04); }
.manual-page-nav a:hover { border-color: #f1b788; }
.manual-page-nav span { color: var(--manual-sub); font-size: .74rem; }
.manual-page-nav strong { margin-top: 3px; font-size: .92rem; }
.manual-next { text-align: right; }

/* TOP */
.manual-home-body { background: linear-gradient(180deg,#fff 0,#fff8f2 360px,#f7f8fa 700px); }
.manual-home-header { height: 76px; display: flex; align-items: center; padding: 0 5vw; border-bottom: 1px solid rgba(231,233,238,.8); background: rgba(255,255,255,.9); }
.manual-home-header .manual-brand { margin-right: auto; }
.manual-home-header-actions { display: flex; gap: 10px; }
.manual-button { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 9px 17px; border-radius: 999px; border: 1px solid #efc39f; background: #fff; color: var(--manual-accent-dark); text-decoration: none; font-size: .86rem; font-weight: 700; }
.manual-button-primary { border-color: var(--manual-accent); background: var(--manual-accent); color: #fff; }
.manual-home-main { width: min(1120px, calc(100% - 36px)); margin: 0 auto; padding: 58px 0 70px; }
.manual-home-hero { text-align: center; max-width: 760px; margin: 0 auto 38px; }
.manual-home-kicker { margin: 0; color: var(--manual-accent-dark); font-weight: 800; font-size: .86rem; }
.manual-home-hero h1 { margin: 8px 0 10px; font-size: clamp(2rem, 5vw, 3.45rem); line-height: 1.25; }
.manual-home-hero > p:last-child { margin: 0; color: var(--manual-sub); }
.manual-search-box { max-width: 680px; margin: 24px auto 0; position: relative; }
.manual-search-box input { width: 100%; height: 54px; padding: 0 20px 0 48px; border-radius: 999px; border: 1px solid #e4e6ea; background: #fff; box-shadow: 0 10px 34px rgba(57,64,75,.09); outline: none; }
.manual-search-box input:focus { border-color: #efad79; box-shadow: 0 0 0 4px rgba(244,123,32,.1),0 10px 34px rgba(57,64,75,.09); }
.manual-search-mark { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); color: #9299a3; }
.manual-role-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 34px; }
.manual-role-card { display: block; padding: 30px; background: #fff; border: 1px solid var(--manual-line); border-radius: 22px; box-shadow: var(--manual-shadow); text-decoration: none; transition: transform .15s ease,border-color .15s ease; }
.manual-role-card:hover { transform: translateY(-2px); border-color: #f2bb91; }
.manual-role-card-icon { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 16px; background: var(--manual-accent-soft); color: var(--manual-accent-dark); margin-bottom: 18px; }
.manual-role-card-icon .manual-icon { width: 27px; height: 27px; }
.manual-role-card h2 { margin: 0; font-size: 1.35rem; }
.manual-role-card p { margin: 8px 0 0; color: var(--manual-sub); }
.manual-role-card-list { margin: 17px 0 0; padding: 15px 0 0; border-top: 1px solid var(--manual-line); display: flex; flex-wrap: wrap; gap: 7px; }
.manual-role-card-list span { padding: 4px 9px; border-radius: 999px; background: #f5f6f8; color: #68717c; font-size: .72rem; }
.manual-home-section { margin-top: 38px; }
.manual-home-section-title { margin: 0 0 14px; font-size: 1.15rem; }
.manual-common-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.manual-common-link { padding: 18px; background: #fff; border: 1px solid var(--manual-line); border-radius: 15px; text-decoration: none; }
.manual-common-link strong { display: block; margin-bottom: 3px; }
.manual-common-link span { color: var(--manual-sub); font-size: .82rem; }

/* Login ID lookup */
.id-lookup-card { margin-top: 46px; padding: clamp(24px,4vw,38px); background: #fff; border: 1px solid var(--manual-line); border-radius: 22px; box-shadow: var(--manual-shadow); }
.id-lookup-heading { display: flex; align-items: center; gap: 13px; margin-bottom: 10px; }
.id-lookup-heading-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; background: var(--manual-accent-soft); color: var(--manual-accent-dark); }
.id-lookup-heading-icon .manual-icon { width: 23px; height: 23px; }
.id-lookup-heading h2 { margin: 0; }
.lookup-lead { margin: 0 0 20px; color: var(--manual-sub); }
.lookup-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: grid; gap: 7px; }
.form-group label { font-size: .86rem; font-weight: 700; }
.form-group input { width: 100%; min-height: 48px; padding: 10px 13px; border: 1px solid #dfe2e7; border-radius: 11px; background: #fff; }
.form-group input:focus { outline: none; border-color: #efa974; box-shadow: 0 0 0 4px rgba(244,123,32,.1); }
.lookup-btn { margin-top: 17px; min-height: 47px; padding: 10px 20px; border: 0; border-radius: 999px; background: var(--manual-accent); color: #fff; font-weight: 800; cursor: pointer; }
.lookup-result { margin-top: 18px; padding: 18px; border: 1px solid #f0cfb4; border-radius: 14px; background: #fff8f2; }
.lookup-label { margin: 0; color: var(--manual-sub); font-size: .8rem; }
.lookup-id { margin: 2px 0 12px; color: var(--manual-accent-dark); font-weight: 800; font-size: 1.7rem; letter-spacing: .06em; }
.lookup-login-btn { display: inline-flex; padding: 8px 14px; border-radius: 999px; background: var(--manual-accent); color: #fff; text-decoration: none; font-weight: 700; font-size: .84rem; }
.lookup-note { margin: 14px 0 0; color: var(--manual-sub); font-size: .78rem; }
.manual-home-footer { margin-top: 30px; text-align: center; color: var(--manual-sub); font-size: .77rem; }

.manual-sidebar-backdrop { display: none; }

@media (max-width: 900px) {
  .manual-shell { display: block; }
  .manual-sidebar {
    position: fixed;
    left: 0;
    transform: translateX(-100%);
    width: min(310px,86vw);
    transition: transform .2s ease;
    box-shadow: 20px 0 45px rgba(28,33,41,.16);
  }
  body.manual-sidebar-open .manual-sidebar { transform: translateX(0); }
  .manual-sidebar-backdrop { position: fixed; inset: 0; z-index: 25; background: rgba(28,33,41,.36); }
  body.manual-sidebar-open .manual-sidebar-backdrop { display: block; }
  .manual-close-sidebar { display: grid; place-items: center; margin-left: auto; width: 36px; height: 36px; border: 0; border-radius: 10px; background: #f3f4f6; color: #69717c; cursor: pointer; font-size: 1.35rem; }
  .manual-menu-button { display: grid; width: 39px; height: 39px; place-content: center; gap: 4px; border: 1px solid var(--manual-line); border-radius: 10px; background: #fff; }
  .manual-menu-button span { width: 17px; height: 2px; background: #646c77; border-radius: 2px; }
  .manual-topbar { padding: 0 18px; }
  .manual-content { width: min(100% - 28px, 900px); padding-top: 20px; }
}

@media (max-width: 680px) {
  .manual-topbar { height: 64px; gap: 10px; }
  .manual-topbar-kicker { display: none; }
  .manual-role-switch a { padding: 6px 9px; font-size: .72rem; }
  .manual-article { border-radius: 17px; padding: 22px 18px; }
  .manual-article-header { grid-template-columns: 1fr; gap: 13px; }
  .manual-title-icon { width: 49px; height: 49px; border-radius: 14px; }
  .manual-title-icon .manual-icon { width: 24px; height: 24px; }
  .manual-placeholder-card { grid-template-columns: 1fr; }
  .manual-page-nav { grid-template-columns: 1fr; }
  .manual-next { text-align: left; }
  .manual-home-header { padding: 0 18px; }
  .manual-home-header .manual-brand-logo { width: 102px; }
  .manual-home-header-actions .manual-button:first-child { display: none; }
  .manual-home-main { padding-top: 38px; }
  .manual-role-cards { grid-template-columns: 1fr; }
  .manual-common-grid { grid-template-columns: 1fr; }
  .lookup-grid { grid-template-columns: 1fr; }
}

@media print {
  .manual-sidebar,.manual-topbar,.manual-page-nav,.manual-sidebar-backdrop { display: none !important; }
  .manual-content { width: 100%; padding: 0; }
  .manual-article { box-shadow: none; border: 0; padding: 0; }
  body { background: #fff; }
}