:root {
  --orange: #FF7D1A;
  --orange-hover: #E86A0A;
  --orange-deep: #9C5300;
  --orange-bg: #FFF4EA;
  --black: #1A1A1A;
  --text: #333333;
  --muted: #6E6E6E;
  --line: #E4E4E4;
  --gray-bg: #F5F5F5;
  --white: #FFFFFF;
  --radius: 12px;
  --wrap: 1080px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--white);
  color: var(--text);
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: .03em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { color: var(--black); line-height: 1.5; margin: 0; }
p { margin: 0; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .wrap { padding: 0 32px; } }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.site-header .logo img { height: 22px; width: auto; }
.menu-btn {
  appearance: none; border: 0; background: transparent; cursor: pointer;
  width: 44px; height: 44px; display: grid; place-items: center; padding: 0;
}
.menu-btn span, .menu-btn span::before, .menu-btn span::after {
  display: block; width: 22px; height: 2px; background: var(--black); position: relative; content: ""; transition: .2s;
}
.menu-btn span::before { position: absolute; top: -7px; }
.menu-btn span::after { position: absolute; top: 7px; }
body.menu-open .menu-btn span { background: transparent; }
body.menu-open .menu-btn span::before { top: 0; transform: rotate(45deg); }
body.menu-open .menu-btn span::after { top: 0; transform: rotate(-45deg); }

.global-nav {
  display: none;
  position: fixed; inset: 64px 0 0 0; z-index: 49;
  background: var(--white); overflow-y: auto;
  padding: 24px 0 48px;
}
body.menu-open .global-nav { display: block; }
.global-nav ul { list-style: none; margin: 0; padding: 0; }
.global-nav li a {
  display: block; padding: 14px 0; border-bottom: 1px solid var(--line);
  text-decoration: none; font-weight: 700; color: var(--black);
}
.global-nav .sub a { padding-left: 1.2em; font-weight: 400; }
.global-nav .current > a { color: var(--orange-deep); }

.page-head {
  background: var(--gray-bg);
  padding: 56px 0 48px;
}
.page-head .en {
  display: block; font-size: 13px; font-weight: 700; letter-spacing: .15em;
  color: var(--orange-deep); text-transform: uppercase; margin-bottom: 8px;
}
.page-head h1 { font-size: 26px; }
.page-head .lead { margin-top: 16px; max-width: 46em; }
@media (min-width: 768px) {
  .page-head { padding: 80px 0 64px; }
  .page-head h1 { font-size: 34px; }
}

.breadcrumb { font-size: 13px; color: var(--muted); padding: 12px 0; }
.breadcrumb a { color: var(--muted); }

.section { padding: 56px 0; }
.section.gray { background: var(--gray-bg); }
.section-title { font-size: 22px; margin-bottom: 24px; }
.section-title::after {
  content: ""; display: block; width: 40px; height: 3px; background: var(--orange); margin-top: 12px;
}
.center { text-align: center; }
.center .section-title::after { margin-left: auto; margin-right: auto; }
@media (min-width: 768px) {
  .section { padding: 80px 0; }
  .section-title { font-size: 26px; }
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 60px; padding: 0 36px; border-radius: 100px;
  background: var(--orange); color: var(--white);
  font-weight: 700; font-size: 16px; text-decoration: none;
  transition: background .2s;
}
.btn::after { content: "→"; }
.btn:hover { background: var(--orange-hover); }
.btn.ghost { background: var(--white); color: var(--orange-deep); border: 2px solid var(--orange); }
.btn.ghost:hover { background: var(--orange-bg); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.center .btn-row { justify-content: center; }

.cards { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .cards { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); } .cards .card .thumb { aspect-ratio: 16 / 10; } }
.card {
  display: flex; flex-direction: column;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; text-decoration: none; color: inherit;
  transition: box-shadow .2s, transform .2s;
}
a.card:hover { box-shadow: 0 8px 24px rgba(0,0,0,.08); transform: translateY(-2px); }
.card .thumb { aspect-ratio: 2 / 1; background: var(--orange-bg); display: grid; place-items: center; overflow: hidden; }
.card .thumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.card .thumb .icon { font-size: 44px; line-height: 1; }
.card .body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card .tag { font-size: 12px; font-weight: 700; color: var(--orange-deep); letter-spacing: .1em; }
.card h3 { font-size: 19px; }
.card p { font-size: 14px; }
.card .more { margin-top: auto; padding-top: 8px; font-size: 14px; font-weight: 700; color: var(--orange-deep); }
.card .more::after { content: " →"; }

.points { display: grid; gap: 16px; grid-template-columns: 1fr; counter-reset: pt; }
@media (min-width: 768px) { .points { grid-template-columns: repeat(3, 1fr); } }
.point { background: var(--white); border-radius: var(--radius); padding: 24px; border: 1px solid var(--line); }
.point .num { font-size: 28px; font-weight: 700; color: var(--orange); line-height: 1; }
.point h3 { font-size: 17px; margin: 12px 0 8px; }
.point p { font-size: 14px; }

.flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.flow li { display: grid; grid-template-columns: 56px 1fr; gap: 16px; align-items: start; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.flow .step { font-size: 12px; font-weight: 700; color: var(--orange-deep); text-align: center; border: 2px solid var(--orange); border-radius: 100px; padding: 2px 0; }
.flow h3 { font-size: 16px; margin-bottom: 4px; }
.flow p { font-size: 14px; }

.note { font-size: 13px; color: var(--muted); margin-top: 16px; }
.todo { background: #FFF8D6; outline: 1px dashed #C9A400; padding: 0 .3em; }

.tpl-grid { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .tpl-grid { grid-template-columns: repeat(2, 1fr); } }
.tpl .thumb { aspect-ratio: 4 / 3; }
.tpl .meta { display: flex; flex-wrap: wrap; gap: 6px; }
.tpl .meta span { font-size: 12px; background: var(--gray-bg); border-radius: 100px; padding: 2px 10px; }
.tpl.coming .thumb { background: var(--gray-bg); color: var(--muted); font-size: 14px; }

.cta {
  background: var(--orange-bg); border-radius: var(--radius);
  padding: 40px 24px; text-align: center;
}
.cta h2 { font-size: 22px; }
.cta p { margin-top: 12px; }

.site-footer { border-top: 1px solid var(--line); padding: 48px 0 24px; font-size: 14px; }
.site-footer .cols { display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .site-footer .cols { grid-template-columns: 1.2fr 1fr; } }
.site-footer .company { font-weight: 700; font-size: 16px; color: var(--black); margin-bottom: 8px; }
.site-footer dl { margin: 0; display: grid; grid-template-columns: 5em 1fr; gap: 4px 12px; }
.site-footer dt { color: var(--muted); }
.site-footer dd { margin: 0; }
.site-footer .tel { font-size: 20px; font-weight: 700; color: var(--black); margin-top: 12px; }
.site-footer .tel-note { font-size: 13px; color: var(--muted); }
.site-footer .sns { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.site-footer .sns a {
  font-size: 12px; font-weight: 700; letter-spacing: .08em; text-decoration: none;
  border: 1px solid var(--line); border-radius: 100px; padding: 4px 14px;
}
.site-footer .sitemap { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 24px; }
.site-footer .sitemap a { text-decoration: none; display: inline-block; padding: 3px 0; }
.site-footer .sitemap a:hover { color: var(--orange-deep); text-decoration: underline; }
.site-footer .copy { text-align: center; color: var(--muted); font-size: 12px; margin-top: 40px; }

.card.soon .thumb { filter: grayscale(1); opacity: .6; }
.card .badge {
  margin-top: auto; align-self: flex-start;
  font-size: 13px; font-weight: 700; color: var(--muted);
  background: var(--gray-bg); border-radius: 100px; padding: 2px 14px;
}

.cat-jump { padding: 32px 0 8px; }
.cat-jump-title { font-size: 13px; font-weight: 700; color: var(--muted); margin-bottom: 12px; }
.cat-jump-list { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .cat-jump-list { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); } }
.cat-jump-list a {
  display: flex; align-items: center; gap: 14px;
  border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px;
  text-decoration: none; transition: border-color .2s, background .2s;
}
.cat-jump-list a:hover { border-color: var(--orange); background: var(--orange-bg); }
.cat-jump-list a::after { content: "↓"; margin-left: auto; color: var(--orange-deep); font-weight: 700; }
.cat-jump-list .ic {
  flex: none; width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; background: var(--orange-bg); color: var(--orange);
}
.cat-jump-list b { display: block; font-size: 16px; color: var(--black); }
.cat-jump-list small { display: block; font-size: 13px; color: var(--muted); line-height: 1.6; }

.cat { padding: 56px 0; scroll-margin-top: 64px; }
.cat:nth-of-type(odd) { background: var(--gray-bg); }
.cat-inner { display: grid; gap: 32px; grid-template-columns: 1fr; align-items: center; }
.cat-media { order: 2; }
@media (min-width: 900px) {
  .cat { padding: 80px 0; }
  .cat-inner { grid-template-columns: .9fr 1.2fr; gap: 48px; }
  .cat-media { order: 0; }
  .cat:nth-of-type(even) .cat-media { order: 2; }
}
.cat-label { display: block; font-size: 13px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--orange-deep); }
.cat-name { font-size: 28px; margin-top: 4px; }
.cat-name::after { content: ""; display: block; width: 40px; height: 3px; background: var(--orange); margin-top: 12px; }
.cat-catch { font-weight: 700; color: var(--black); font-size: 17px; margin: 16px 0 8px; }
@media (min-width: 768px) { .cat-name { font-size: 32px; } }

.cat-facts { display: grid; gap: 16px; grid-template-columns: 1fr; margin-top: 24px; }
@media (min-width: 600px) { .cat-facts { grid-template-columns: 1fr 1fr; } }
.cat-facts > div { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
.cat-facts h3 { font-size: 14px; color: var(--orange-deep); margin-bottom: 8px; }
.cat-facts ul { margin: 0; padding: 0; list-style: none; font-size: 14px; line-height: 1.7; }
.cat-facts li { position: relative; padding-left: 1.3em; margin-top: 6px; }
.cat-facts li::before { content: ""; position: absolute; left: 0; top: .55em; width: 8px; height: 8px; border-radius: 50%; background: var(--orange); }

.browser { border-radius: 10px; overflow: hidden; box-shadow: 0 12px 32px rgba(0,0,0,.12); background: var(--white); }
.browser-bar { display: flex; gap: 6px; padding: 10px 12px; background: #ECECEC; }
.browser-bar i { width: 10px; height: 10px; border-radius: 50%; background: #CFCFCF; }

.chat-mock { max-width: 380px; margin: 0 auto; border-radius: 16px; overflow: hidden; background: var(--white); box-shadow: 0 12px 32px rgba(0,0,0,.12); font-size: 14px; line-height: 1.7; }
.chat-head { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: var(--orange); color: var(--white); font-weight: 700; }
.chat-head .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--white); }
.chat-head small { margin-left: auto; font-weight: 400; font-size: 12px; }
.chat-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.chat-body .msg { max-width: 85%; padding: 10px 14px; border-radius: 14px; }
.chat-body .ai { background: var(--gray-bg); border-top-left-radius: 4px; }
.chat-body .me { align-self: flex-end; background: var(--orange-bg); border-top-right-radius: 4px; }
.chat-body .chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chat-body .chips span { font-size: 13px; border: 1px solid var(--orange); color: var(--orange-deep); border-radius: 100px; padding: 2px 12px; }
.chat-btn { align-self: flex-start; background: var(--orange); color: var(--white); font-weight: 700; border-radius: 100px; padding: 8px 18px; font-size: 14px; }
a.more { text-decoration: none; }
a.more:hover { text-decoration: underline; }

.plans { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .plans { grid-template-columns: repeat(3, 1fr); } }
.plan { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 22px; background: var(--white); display: flex; flex-direction: column; gap: 10px; }
.plan-head { display: flex; align-items: baseline; gap: 10px; }
.plan-name { font-size: 40px; font-weight: 700; line-height: 1; color: var(--black); }
.plan-name::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--orange); margin-right: 10px; vertical-align: middle; }
.plan-kana { font-size: 13px; color: var(--muted); }
.plan h3 { font-size: 18px; }
.plan p { font-size: 14px; }
.plan dl { margin: 8px 0 0; border-top: 1px solid var(--line); }
.plan dl > div { padding: 10px 0; border-bottom: 1px solid var(--line); }
.plan dt { font-size: 12px; font-weight: 700; color: var(--orange-deep); }
.plan dd { margin: 2px 0 0; font-size: 14px; line-height: 1.7; }