/* ==========================================================
   RYU'S SYSTEM — Corporate Site（モノクロ版）
   ロゴは白黒バージョン（*_black.svg / *_white.svg）を使用。
   明朝体・縦書きの見出し・余白を大きく取った静かな構成
   ========================================================== */

:root {
  --bg: #f9f9f8;
  --gray: #ecebe9;
  --ink: #2b2b2b;
  --ink-2: #555;
  --ink-3: #8a8a8a;
  --line: #d6d4d0;
  --dark: #1a1a1a;
  --dark-2: #232323;
  --dark-line: #3a3a3a;

  --font: "Shippori Mincho", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --font-en: "EB Garamond", "Shippori Mincho", serif;

  --container: 1120px;
  --ease: cubic-bezier(.4, .4, 0, 1);
  --header-h: 88px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 2;
  letter-spacing: .06em;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; line-height: 1.6; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
table { border-collapse: collapse; }
address { font-style: normal; }
small { font-size: .85em; }
:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 40px; }
.container--narrow { max-width: 820px; }
@media (max-width: 640px) { .container { padding: 0 22px; } }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: -9999px; top: 0; z-index: 300; }
.skip-link:focus { left: 16px; top: 16px; padding: 8px 14px; background: #fff; }
@media (max-width: 760px) { .pc-only { display: none; } }

/* ---------- Reveal（ゆっくり浮かび上がる） ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity 1.2s var(--ease), transform 1.2s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Links / Buttons ---------- */
.link-more {
  display: inline-flex; align-items: center; justify-content: space-between; gap: 32px;
  min-width: 200px; padding: 10px 0;
  border-bottom: 1px solid currentColor;
  font-size: 14px; text-decoration: none;
  transition: opacity .3s var(--ease);
}
.link-more::after {
  content: ""; flex: none; width: 14px; height: 14px; background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Crect width='14' height='14'/%3E%3Cpath d='M5 3.5L8.5 7 5 10.5' fill='none' stroke='%23fff' stroke-width='1.4'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M0 0h14v14H0zM5 3.5v7L8.5 7z' fill-rule='evenodd'/%3E%3C/svg%3E") center / contain no-repeat;
  transition: transform .3s var(--ease);
}
.link-more:hover::after { transform: translateX(4px); }
.link-more--light { color: #fff; }
.link-more--ext::after {
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M0 0h14v14H0zM5 4h5v5M10 4L4 10' fill-rule='evenodd'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath fill-rule='evenodd' d='M0 0h14v14H0zM5.5 3.5h5v5h-1.2V5.6L4.3 10.6l-.9-.9 5-5H5.5z'/%3E%3C/svg%3E");
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  min-height: 52px; padding: 0 36px;
  border: 1px solid var(--dark); background: var(--dark); color: #fff;
  font: inherit; font-size: 15px; letter-spacing: .1em; text-decoration: none; cursor: pointer;
  transition: background-color .3s var(--ease), color .3s var(--ease);
}
.btn:hover { background: transparent; color: var(--dark); }
.btn:disabled { opacity: .5; cursor: default; }
.btn--ghost, .btn--ghost-light { background: transparent; color: var(--dark); }
.btn--ghost:hover { background: var(--dark); color: #fff; }
.btn--accent, .btn--primary { background: var(--dark); color: #fff; }
.arrow { display: inline-block; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h); padding: 0 40px;
  display: flex; align-items: center; justify-content: space-between;
  color: var(--ink);
  transition: background-color .5s var(--ease), color .5s var(--ease), height .5s var(--ease);
}
.site-header.is-scrolled { background: rgb(249 249 248 / 92%); backdrop-filter: blur(6px); height: 72px; }
.site-header.is-on-dark { background: transparent; backdrop-filter: none; color: #fff; }
.site-logo { position: relative; z-index: 2; display: block; width: 150px; }
.site-logo img { width: 150px; height: auto; transition: opacity .5s var(--ease); }
.site-logo__white { position: absolute; inset: 0; opacity: 0; }
.is-on-dark .site-logo__white, .nav-open .site-logo__white { opacity: 1; }
.is-on-dark .site-logo__black, .nav-open .site-logo__black { opacity: 0; }
.nav-open .site-header { color: #fff; background: transparent; backdrop-filter: none; }

.nav-toggle {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 6px 0; border: 0; background: none; color: inherit; cursor: pointer;
  font: inherit; font-size: 12px; letter-spacing: .2em;
}
.nav-toggle__lines { display: block; position: relative; width: 52px; height: 9px; }
.nav-toggle__lines span { position: absolute; left: 0; right: 0; height: 1px; background: currentColor; transition: transform .4s var(--ease), top .4s var(--ease); }
.nav-toggle__lines span:first-child { top: 0; }
.nav-toggle__lines span:last-child { top: 8px; left: 6px; }
.nav-open .nav-toggle__lines span:first-child { top: 4px; transform: rotate(12deg); }
.nav-open .nav-toggle__lines span:last-child { top: 4px; left: 0; transform: rotate(-12deg); }

.gnav {
  position: fixed; inset: 0; z-index: 1;
  background: var(--dark); color: #fff;
  opacity: 0; visibility: hidden; transition: opacity .6s var(--ease), visibility .6s var(--ease);
  overflow-y: auto;
}
.nav-open .gnav { opacity: 1; visibility: visible; }
.gnav__inner { min-height: 100%; display: grid; grid-template-columns: auto 1fr; grid-template-rows: 1fr auto; gap: 40px 80px; padding: 140px 80px 56px; max-width: 1280px; margin: 0 auto; }
.gnav__logo { width: 96px; grid-row: 1 / 3; align-self: start; opacity: .9; }
.gnav__list { list-style: none; display: flex; flex-direction: row-reverse; justify-content: flex-start; gap: 8px 36px; }
.gnav__link {
  display: flex; writing-mode: vertical-rl; align-items: center; gap: 14px;
  text-decoration: none; font-size: 19px; letter-spacing: .2em;
  opacity: .85; transition: opacity .3s var(--ease);
}
.gnav__link:hover, .gnav__link.is-current { opacity: 1; }
.gnav__link small { font-family: var(--font-en); font-style: italic; font-size: 13px; letter-spacing: .06em; color: rgb(255 255 255 / 50%); }
.gnav__info { font-size: 13px; line-height: 1.9; color: rgb(255 255 255 / 65%); }
.gnav__info a { text-decoration: none; }
@media (max-width: 900px) {
  .site-header { padding: 0 20px; height: 72px; }
  .site-logo, .site-logo img { width: 124px; }
  .gnav__inner { grid-template-columns: 1fr; grid-template-rows: auto; gap: 32px; padding: 110px 28px 48px; }
  .gnav__logo { display: none; }
  .gnav__list { flex-direction: column; gap: 0; }
  .gnav__link { writing-mode: horizontal-tb; justify-content: space-between; padding: 16px 0; border-bottom: 1px solid var(--dark-line); font-size: 17px; }
}

/* 右端のお問い合わせタブ */
.side-tab {
  position: fixed; right: 0; top: 50%; z-index: 90; transform: translateY(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 18px 12px; background: var(--dark); color: #fff;
  font-size: 13px; letter-spacing: .2em; text-decoration: none;
  transition: background-color .3s var(--ease);
}
.side-tab span { writing-mode: vertical-rl; padding-top: 10px; border-top: 1px solid rgb(255 255 255 / 40%); }
.side-tab svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.3; }
.side-tab:hover { background: #000; }
@media (max-width: 760px) { .side-tab { display: none; } }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh; overflow: hidden;
  display: grid; place-items: center;
  background: var(--dark); color: #fff;
}
.hero__bg { position: absolute; inset: 0; }
.hero__bg span { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; animation: hero-drift 28s var(--ease) infinite alternate; }
.hero__bg span:nth-child(1) { width: 60vmax; height: 60vmax; left: -15vmax; top: -20vmax; background: radial-gradient(circle, #5a5a5a 0%, transparent 65%); }
.hero__bg span:nth-child(2) { width: 50vmax; height: 50vmax; right: -12vmax; bottom: -18vmax; background: radial-gradient(circle, #474747 0%, transparent 65%); animation-duration: 34s; animation-direction: alternate-reverse; }
.hero__bg span:nth-child(3) { width: 30vmax; height: 30vmax; left: 45%; top: 30%; background: radial-gradient(circle, #3a3a3a 0%, transparent 70%); animation-duration: 40s; }
.hero::after {
  /* 細い水平線を重ねて、写真のような奥行きを出す */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgb(255 255 255 / 2.5%) 0 1px, transparent 1px 4px);
}
@keyframes hero-drift { to { transform: translate(6vmax, 4vmax) scale(1.12); } }
@media (prefers-reduced-motion: reduce) { .hero__bg span { animation: none; } }

.hero__inner { position: relative; z-index: 1; display: flex; align-items: flex-start; gap: 56px; padding: 120px 24px 80px; }
.hero__logo { width: 110px; opacity: 0; animation: fade-in 2s var(--ease) .3s forwards; }
.hero__copy { writing-mode: vertical-rl; font-size: clamp(26px, 3vw, 36px); letter-spacing: .32em; line-height: 1.5; }
.hero__copy span { display: block; opacity: 0; animation: fade-in 2s var(--ease) forwards; }
.hero__copy span + span { margin-block-start: .6em; }
.hero__copy span:first-child { animation-delay: .9s; }
.hero__copy span:last-child { animation-delay: 1.5s; padding-top: 2.2em; }
.hero__en { align-self: flex-end; font-family: var(--font-en); font-style: italic; font-size: 15px; line-height: 1.5; letter-spacing: .04em; color: rgb(255 255 255 / 55%); opacity: 0; animation: fade-in 2s var(--ease) 2.1s forwards; }
@keyframes fade-in { to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .hero__logo, .hero__copy span, .hero__en { animation: none; opacity: 1; } }
.hero__scroll {
  position: absolute; right: 44px; bottom: 40px; z-index: 1;
  writing-mode: vertical-rl; font-family: var(--font-en); font-size: 14px; letter-spacing: .1em; text-decoration: none; color: #fff;
}
.hero__scroll span::before { content: "( "; }
.hero__scroll span::after { content: " )"; }
.hero__scroll::after { content: ""; display: block; width: 1px; height: 60px; margin: 14px auto 0; background: linear-gradient(#fff, transparent); animation: scroll-line 2.4s var(--ease) infinite; transform-origin: top; }
@keyframes scroll-line { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }
@media (max-width: 640px) {
  .hero__inner { flex-direction: column; align-items: center; gap: 40px; padding-top: 100px; }
  .hero__logo { width: 84px; }
  .hero__en { align-self: center; text-align: center; }
  .hero__scroll { right: 20px; bottom: 24px; }
}

/* ---------- 縦書きの見出し ---------- */
.v-head { display: flex; flex-direction: row-reverse; justify-content: center; align-items: flex-start; gap: 36px; margin-bottom: 80px; }
.v-head__label { writing-mode: vertical-rl; font-size: 13px; letter-spacing: .3em; }
.v-head__label::before { content: "【 "; }
.v-head__label::after { content: " 】"; }
.v-head__title { writing-mode: vertical-rl; font-size: clamp(24px, 2.6vw, 32px); letter-spacing: .3em; line-height: 1.5; }
.v-head__title span { display: block; }
.v-head__title span + span { margin-block-start: .5em; }
.v-head__title span:nth-child(2) { padding-top: 1.5em; }
.v-head__title span:nth-child(3) { padding-top: .6em; }
.v-head__en { align-self: flex-end; font-family: var(--font-en); font-style: italic; font-size: 13px; line-height: 1.5; letter-spacing: .04em; color: var(--ink-3); white-space: nowrap; }
.v-head--left { justify-content: flex-start; flex-direction: row-reverse; margin-bottom: 0; }

/* 横書きの線つき見出し */
.line-title { display: flex; align-items: center; gap: 20px; margin: 96px 0 32px; font-size: 20px; letter-spacing: .14em; }
.line-title::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* ---------- Section ---------- */
.section { padding: 140px 0; }
.section--gray, .section--soft, .section--mint { background: var(--gray); }
.section--tight { padding: 72px 0 0; }
.section--dark { background: var(--dark); color: #fff; }
.section--article { padding: 80px 0 140px; }
@media (max-width: 760px) { .section { padding: 96px 0; } .v-head { margin-bottom: 56px; gap: 24px; } }

/* ---------- Concept ---------- */
.concept { padding: 160px 0 140px; text-align: center; }
.concept__lead { font-size: 17px; line-height: 2.4; letter-spacing: .12em; }
.concept__facts { list-style: none; display: flex; justify-content: center; gap: 0; margin-top: 72px; }
.concept__facts li { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 0 48px; border-left: 1px solid var(--line); }
.concept__facts li:first-child { border-left: 0; }
.concept__facts b { font-family: var(--font-en); font-weight: 400; font-size: 40px; line-height: 1.2; letter-spacing: .04em; }
.concept__facts span { font-size: 13px; color: var(--ink-2); }
@media (max-width: 640px) {
  .concept { padding: 110px 0 96px; }
  .concept__lead { font-size: 15px; text-align: left; }
  .concept__lead br { display: none; }
  .concept__facts li { padding: 0 18px; }
  .concept__facts b { font-size: 30px; }
}

/* ---------- Bands（選ばれる理由） ---------- */
.band { position: relative; min-height: 400px; display: flex; align-items: center; color: #fff; overflow: hidden; }
.band::before { content: ""; position: absolute; inset: -10% 0; transition: transform 2.4s var(--ease); transform: scale(1.06); }
.band.is-visible::before { transform: none; }
.band--1::before { background: radial-gradient(120% 90% at 80% 10%, #6b6b6b 0%, #2c2c2c 55%, #161616 100%); }
.band--2::before { background: radial-gradient(110% 120% at 20% 100%, #5b5b5b 0%, #262626 50%, #131313 100%), #222; }
.band--3::before { background: linear-gradient(100deg, #121212 0%, #2a2a2a 45%, #505050 100%); }
.band::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, rgb(255 255 255 / 2.5%) 0 1px, transparent 1px 5px); pointer-events: none; }
.band__inner {
  position: relative; z-index: 1; width: 100%; max-width: 1280px; margin: 0 auto; padding: 64px 80px;
  display: grid; grid-template-columns: minmax(0, 520px) 1fr auto; align-items: center; gap: 40px;
}
.band__num { grid-column: 3; grid-row: 1; align-self: start; font-family: var(--font-en); font-style: italic; font-size: 14px; color: rgb(255 255 255 / 60%); }
.band__title { grid-column: 2; grid-row: 1; justify-self: end; writing-mode: vertical-rl; font-size: clamp(22px, 2.4vw, 30px); letter-spacing: .3em; line-height: 1.5; }
.band__title span { display: block; }
.band__title span + span { margin-block-start: .5em; padding-top: 2em; }
.band__text { grid-column: 1; grid-row: 1; font-size: 14px; line-height: 2.3; color: rgb(255 255 255 / 85%); }
.band .band__inner > * { opacity: 0; transition: opacity 1.6s var(--ease) .3s; }
.band.is-visible .band__inner > * { opacity: 1; }
.js .band:not(.is-visible) .band__inner > * { opacity: 0; }
html:not(.js) .band .band__inner > * { opacity: 1; }
@media (max-width: 760px) {
  .band { min-height: 0; }
  .band__inner { grid-template-columns: 1fr auto; padding: 56px 24px; gap: 24px; }
  .band__num { grid-column: 1; grid-row: 1; }
  .band__title { grid-column: 2; grid-row: 1 / 3; }
  .band__text { grid-column: 1; grid-row: 2; }
}

/* ---------- Business ---------- */
.biz-scroll { overflow-x: auto; padding-bottom: 12px; scrollbar-width: thin; scrollbar-color: var(--line) transparent; }
.biz-list { list-style: none; display: flex; gap: 6px; width: max-content; padding: 0 40px; }
.biz-card {
  position: relative; width: 220px; height: 320px; flex: none;
  display: flex; flex-direction: column; align-items: center; justify-content: space-between;
  padding: 26px 16px 22px; color: #fff; overflow: hidden;
  background: linear-gradient(180deg, #4a4a4a 0%, #262626 60%, #1a1a1a 100%);
}
.biz-card:nth-child(even) { background: linear-gradient(180deg, #3b3b3b 0%, #1f1f1f 70%, #141414 100%); }
.biz-card::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, rgb(255 255 255 / 2.5%) 0 1px, transparent 1px 5px); }
.biz-card__num { font-family: var(--font-en); font-style: italic; font-size: 13px; color: rgb(255 255 255 / 55%); }
.biz-card__name { writing-mode: vertical-rl; font-size: 17px; letter-spacing: .2em; line-height: 1.6; max-height: 200px; }
.biz-card__en { font-family: var(--font-en); font-style: italic; font-size: 12px; letter-spacing: .04em; color: rgb(255 255 255 / 60%); text-align: center; }
.split { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; margin-top: 56px; }
.split__text { line-height: 2.2; }

.works-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.works-card { padding: 32px 28px 36px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.works-card:last-child { border-right: 0; }
.works-card__en { font-family: var(--font-en); font-style: italic; font-size: 13px; color: var(--ink-3); }
.works-card h4 { margin: 4px 0 18px; font-size: 19px; letter-spacing: .12em; }
.works-card ul { list-style: none; }
.works-card li { font-size: 14px; line-height: 2.1; }
.works-card li::before { content: "・"; color: var(--ink-3); }
@media (max-width: 900px) {
  .works-grid { grid-template-columns: 1fr; }
  .works-card { border-right: 0; padding: 28px 4px; }
}

.service-list { border-top: 1px solid var(--line); }
.service-item {
  position: relative; display: grid; grid-template-columns: 60px minmax(0, 320px) 1fr 40px; align-items: center; gap: 24px;
  padding: 32px 4px; border-bottom: 1px solid var(--line);
  text-decoration: none; transition: background-color .4s var(--ease);
}
.service-item:hover { background: rgb(0 0 0 / 3%); }
.service-item__num { font-family: var(--font-en); font-style: italic; color: var(--ink-3); }
.service-item h4 { font-size: 18px; letter-spacing: .1em; }
.service-item p { font-size: 14px; color: var(--ink-2); }
.service-item small { color: var(--ink-3); }
.service-item__arrow { justify-self: end; width: 14px; height: 14px; background: var(--dark); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M0 0h14v14H0zM5 3.5v7L8.5 7z' fill-rule='evenodd'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M0 0h14v14H0zM5 3.5v7L8.5 7z' fill-rule='evenodd'/%3E%3C/svg%3E") center / contain no-repeat; transition: transform .3s var(--ease); }
.service-item:hover .service-item__arrow { transform: translateX(4px); }
@media (max-width: 760px) {
  .service-item { grid-template-columns: 40px 1fr 20px; gap: 8px 14px; padding: 24px 0; }
  .service-item p { grid-column: 2 / 4; }
  .service-item__arrow { grid-column: 3; grid-row: 1; }
}

/* ---------- Showcase（トップの製品紹介） ---------- */
.showcase { position: relative; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); background: var(--dark); color: #fff; overflow: hidden; }
.showcase__media { position: relative; min-height: 560px; }
.showcase__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: left top; filter: grayscale(1) contrast(1.05) brightness(.75); }
.showcase__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 40%, var(--dark) 100%); }
.showcase__body { padding: 96px 64px 96px 24px; align-self: center; }
.showcase__label { font-size: 13px; letter-spacing: .3em; color: rgb(255 255 255 / 70%); }
.showcase__label::before { content: "【 "; }
.showcase__label::after { content: " 】"; }
.showcase__title { margin: 18px 0 28px; font-size: clamp(22px, 2.4vw, 30px); letter-spacing: .14em; line-height: 1.7; }
.showcase__body > p { font-size: 14px; line-height: 2.3; color: rgb(255 255 255 / 85%); }
.showcase__list { margin: 32px 0 40px; border-top: 1px solid var(--dark-line); }
.showcase__list dt { padding-top: 20px; font-size: 17px; letter-spacing: .14em; }
.showcase__list dd { margin: 4px 0 0; padding-bottom: 20px; border-bottom: 1px solid var(--dark-line); font-size: 13px; line-height: 2.1; color: rgb(255 255 255 / 72%); }
@media (max-width: 900px) {
  .showcase { grid-template-columns: 1fr; }
  .showcase__media { min-height: 260px; }
  .showcase__media::after { background: linear-gradient(180deg, transparent 40%, var(--dark) 100%); }
  .showcase__body { padding: 32px 24px 80px; }
}

/* ---------- Recruit ---------- */
.recruit { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 96px; align-items: start; }
.recruit .v-head { margin: 0; }
.recruit__copy { font-size: 22px; letter-spacing: .16em; margin-bottom: 24px; }
.recruit__body > p:not([class]) { line-height: 2.3; }
.recruit__badge { display: inline-block; margin-top: 28px; padding: 6px 16px; border: 1px solid var(--ink); font-size: 13px; letter-spacing: .14em; }
.recruit__box { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--line); }
.recruit__box h3 { font-size: 18px; letter-spacing: .12em; }
.recruit__box p { margin: 12px 0 24px; font-size: 14px; color: var(--ink-2); }
@media (max-width: 900px) {
  .recruit { grid-template-columns: 1fr; gap: 48px; }
  .recruit .v-head { justify-content: center; }
}

/* ---------- Company ---------- */
.message { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 80px; align-items: start; }
.message__photo { margin: 0; }
.message__photo img { width: 100%; filter: grayscale(1); }
.message__photo figcaption { margin-top: 16px; font-size: 19px; letter-spacing: .2em; }
.message__photo figcaption small { display: block; font-size: 12px; letter-spacing: .14em; color: var(--ink-3); }
.message__body p { line-height: 2.4; }
.message__body p + p { margin-top: 1.4em; }
.message__body .message__sign { margin-top: 40px; text-align: right; letter-spacing: .14em; }
.message__sign small { display: block; color: var(--ink-3); }
@media (max-width: 900px) {
  .message { grid-template-columns: 1fr; gap: 40px; }
  .message__photo { max-width: 360px; }
}

.company-layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 80px; }
.info-table { width: 100%; }
.info-table th, .info-table td { padding: 18px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-weight: 400; }
.info-table th { width: 7.5em; padding-right: 16px; color: var(--ink-3); font-size: 14px; letter-spacing: .14em; }
.info-table a { text-decoration: none; }
.map { margin-top: 40px; }
.map iframe { display: block; width: 100%; height: 300px; border: 0; filter: grayscale(1); }

.timeline-wrap { max-height: 760px; overflow-y: auto; padding-right: 12px; scrollbar-width: thin; scrollbar-color: var(--line) transparent; }
.timeline { list-style: none; }
.timeline li { display: grid; grid-template-columns: 7.5em 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.timeline time { font-size: 14px; color: var(--ink-3); letter-spacing: .08em; }
.timeline li.is-key time { color: var(--ink); }
.timeline li.is-key time::before { content: "● "; font-size: 8px; vertical-align: 2px; }
.timeline p { font-size: 14px; line-height: 2; }
@media (max-width: 900px) {
  .company-layout { grid-template-columns: 1fr; gap: 24px; }
  .timeline-wrap { max-height: none; overflow: visible; }
}
@media (max-width: 480px) { .timeline li { grid-template-columns: 1fr; gap: 0; } }

/* ---------- News ---------- */
.news-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 56px; }
.news-layout__title { font-size: 28px; letter-spacing: .2em; }
.news-list { list-style: none; }
.news-item a {
  position: relative; display: grid; grid-template-columns: 6.5em 9.5em minmax(0, 1fr); gap: 16px; align-items: baseline;
  padding: 28px 0; border-top: 1px solid var(--line);
  text-decoration: none; transition: opacity .3s var(--ease);
}
.news-item a::before { content: ""; position: absolute; left: 0; top: -1px; width: 12px; height: 1px; background: var(--ink); }
.news-item a:hover { opacity: .6; }
.news-item time, .post-meta time { font-family: var(--font-en); font-size: 14px; color: var(--ink-3); letter-spacing: .04em; }
.cat { font-size: 12px; color: var(--ink-3); letter-spacing: .1em; }
.news-item .ttl { font-size: 16px; line-height: 1.8; }
.news-empty { padding: 32px 0; color: var(--ink-3); border-top: 1px solid var(--line); }
.news-more { margin-top: 40px; text-align: right; }
@media (max-width: 760px) {
  .news-layout { grid-template-columns: 1fr; gap: 24px; }
  .news-item a { grid-template-columns: auto 1fr; gap: 4px 16px; padding: 22px 0; }
  .news-item .ttl { grid-column: 1 / -1; }
}

/* ---------- Contact ---------- */
.contact__head, .contact-band {
  padding: 200px 0 80px; text-align: center; color: #fff;
  background: linear-gradient(180deg, var(--gray) 0%, #9a9a98 30%, #3a3a3a 70%, var(--dark) 100%);
}
.contact__title, .contact-band__title { display: inline-block; writing-mode: vertical-rl; font-size: 28px; letter-spacing: .4em; line-height: 1.4; }
.contact__lead, .contact-band__lead { margin: 36px auto 0; max-width: 640px; font-size: 14px; line-height: 2.2; }
.contact__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.contact-btn {
  display: inline-flex; align-items: center; gap: 20px; min-width: 280px; min-height: 58px; padding: 0 28px;
  border: 1px solid var(--dark-line); background: var(--dark); color: #fff;
  font-size: 18px; letter-spacing: .1em; text-decoration: none; transition: background-color .3s var(--ease), color .3s var(--ease);
}
.contact-btn:hover { background: #000; }
.contact-btn--light { background: var(--bg); color: var(--ink); border-color: var(--bg); font-size: 16px; }
.contact-btn--light:hover { background: #fff; }
.contact-btn__icon { display: flex; align-items: center; padding-right: 18px; border-right: 1px dotted currentColor; }
.contact-btn__icon svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.3; }
.contact__note { margin-top: 20px; font-size: 13px; color: rgb(255 255 255 / 80%); }
.contact__note a { text-decoration: none; }
.contact__body { padding: 96px 0 140px; }
@media (max-width: 640px) {
  .contact__head, .contact-band { padding: 140px 0 64px; }
  .contact-btn { width: 100%; min-width: 0; }
}

/* フォーム */
.form__row { display: grid; grid-template-columns: 13em minmax(0, 1fr); gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); align-items: start; }
.form__hp + .form__row { border-top: 1px solid var(--line); }
.form__label { padding-top: 10px; font-size: 15px; letter-spacing: .1em; }
.req, .opt { display: inline-block; margin-left: 8px; padding: 0 8px; font-size: 11px; letter-spacing: .1em; vertical-align: 2px; }
.req { background: var(--dark); color: #fff; }
.opt { border: 1px solid var(--line); color: var(--ink-3); }
.form input[type="text"], .form input[type="email"], .form input[type="tel"], .form textarea {
  width: 100%; padding: 12px 14px;
  font-family: system-ui, sans-serif; font-size: 16px; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 0;
  transition: border-color .3s var(--ease);
}
.form textarea { min-height: 220px; resize: vertical; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--ink); }
.form .is-invalid { border-color: #9b2c2c !important; background: #fbf3f3 !important; }
.form__radios { display: flex; flex-wrap: wrap; gap: 8px 28px; padding-top: 10px; }
.form__radios label { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.form input[type="radio"], .form input[type="checkbox"] { accent-color: var(--dark); width: 17px; height: 17px; }
.form__agree { margin-top: 40px; text-align: center; }
.form__agree label { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.form__agree input.is-invalid { outline: 2px solid #9b2c2c; }
.form__agree a { text-underline-offset: 4px; }
.form__submit { margin-top: 32px; text-align: center; }
.form__submit .btn { min-width: 280px; }
.form__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__msg { margin-top: 20px; text-align: center; white-space: pre-line; font-size: 14px; }
.form__msg:empty { display: none; }
.form__msg.is-error { padding: 16px; color: #8a2525; background: #fbf3f3; }
.form__note { font-size: 13px; color: var(--ink-3); }
.form--done { padding: 56px 24px; text-align: center; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.form__done-title { margin-bottom: 14px; font-size: 22px; letter-spacing: .16em; }
@media (max-width: 640px) {
  .form__row { grid-template-columns: 1fr; gap: 8px; padding: 18px 0; }
  .form__label { padding-top: 0; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--dark-2); color: rgb(255 255 255 / 80%); font-size: 13px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: flex; justify-content: space-between; gap: 48px; padding: 80px 0 56px; }
.footer-logo img { width: 80px; }
.footer-addr { margin-top: 28px; line-height: 2.1; }
.footer-cert { display: inline-flex; align-items: center; gap: 12px; margin-top: 24px; padding: 10px 16px; background: #fff; color: var(--ink-2); font-size: 11px; line-height: 1.7; }
.footer-cert img { width: 36px; }
.footer-nav { list-style: none; display: flex; flex-direction: row-reverse; gap: 4px 26px; }
.footer-nav a { display: block; writing-mode: vertical-rl; font-size: 14px; letter-spacing: .24em; color: #fff; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; padding: 24px 0 36px; border-top: 1px solid var(--dark-line); font-size: 12px; }
.footer-bottom ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 24px; color: rgb(255 255 255 / 60%); }
.copyright { font-family: var(--font-en); color: rgb(255 255 255 / 50%); }
@media (max-width: 900px) {
  .footer-grid { flex-direction: column; padding-top: 64px; }
  .footer-nav { flex-direction: row; flex-wrap: wrap; gap: 0 24px; }
  .footer-nav a { writing-mode: horizontal-tb; padding: 6px 0; letter-spacing: .12em; }
}

.pagetop {
  position: fixed; right: 20px; bottom: 20px; z-index: 80;
  display: grid; place-items: center; width: 48px; height: 48px;
  background: var(--dark); color: #fff; text-decoration: none;
  font-family: var(--font-en); font-style: italic; font-size: 13px;
  opacity: 0; visibility: hidden; transition: opacity .4s var(--ease), visibility .4s var(--ease);
}
.pagetop.is-show { opacity: 1; visibility: visible; }

/* ==========================================================
   下層ページ
   ========================================================== */
.page-hero { padding: 180px 0 72px; border-bottom: 1px solid var(--line); }
.page-hero .sec-head { margin: 0; }
.sec-head { margin-bottom: 56px; }
.sec-head__en { display: block; font-family: var(--font-en); font-style: italic; font-size: 16px; letter-spacing: .06em; color: var(--ink-3); }
.sec-head__ja { display: block; margin-top: 6px; font-size: clamp(26px, 3.4vw, 38px); letter-spacing: .2em; }
.sec-head__lead { margin-top: 24px; max-width: 720px; line-height: 2.2; color: var(--ink-2); }
.breadcrumb { list-style: none; display: flex; flex-wrap: wrap; margin-top: 40px; font-size: 12px; color: var(--ink-3); }
.breadcrumb li + li::before { content: "—"; margin: 0 12px; }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { color: var(--ink); }
.page-hero--article { padding-bottom: 56px; }
.page-hero--article .breadcrumb { margin: 0 0 32px; }
.article-title { margin-top: 16px; font-size: clamp(22px, 3vw, 32px); letter-spacing: .1em; line-height: 1.7; max-width: 900px; }
.post-meta { display: flex; align-items: baseline; flex-wrap: wrap; gap: 20px; }

.sub-title { display: flex; align-items: center; gap: 20px; margin: 80px 0 28px; font-size: 20px; letter-spacing: .14em; }
.sub-title::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* お知らせ一覧 */
.cat-tabs { display: flex; flex-wrap: wrap; gap: 6px 28px; margin-bottom: 56px; padding-bottom: 20px; border-bottom: 1px solid var(--line); font-size: 14px; }
.cat-tabs a { position: relative; padding: 6px 0; color: var(--ink-3); text-decoration: none; letter-spacing: .1em; }
.cat-tabs a:hover, .cat-tabs a.is-active { color: var(--ink); }
.cat-tabs a.is-active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -21px; height: 1px; background: var(--ink); }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 56px 32px; }
.post-card a { display: block; text-decoration: none; }
.post-card__thumb { aspect-ratio: 4 / 3; overflow: hidden; background: var(--dark); }
.post-card__thumb img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter .8s var(--ease), transform 1.2s var(--ease); }
.post-card a:hover .post-card__thumb img:not(.is-placeholder) { filter: grayscale(0); transform: scale(1.03); }
.post-card__thumb img.is-placeholder { width: 56px; height: 56px; margin: auto; position: relative; top: calc(50% - 28px); object-fit: contain; opacity: .7; }
.post-card__body { padding-top: 18px; }
.post-card__title { margin-top: 8px; font-size: 16px; letter-spacing: .08em; line-height: 1.8; }
.post-card__excerpt { margin-top: 10px; font-size: 13px; color: var(--ink-3); line-height: 1.9; }
@media (max-width: 900px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .post-grid { grid-template-columns: 1fr; } }

.pagination { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px; margin-top: 80px; font-family: var(--font-en); }
.pagination a, .pagination span { display: grid; place-items: center; min-width: 44px; height: 44px; padding: 0 8px; text-decoration: none; font-size: 16px; color: var(--ink-3); border-bottom: 1px solid transparent; }
.pagination a:hover { color: var(--ink); }
.pagination .is-current { color: var(--ink); border-bottom-color: var(--ink); }
.pagination .pagination__gap { min-width: auto; }

/* 記事 */
.preview-bar { position: relative; z-index: 110; padding: 12px 24px; background: var(--dark); color: #fff; text-align: center; font-size: 13px; }
.preview-bar a { margin-left: 12px; }
.article__eyecatch { margin: 0 0 56px; }
.article__eyecatch img { width: 100%; }
.article__body { font-size: 16px; line-height: 2.2; }
.article__body > * + * { margin-top: 1.6em; }
.article__body h2 { margin-top: 2.6em; padding-bottom: 12px; border-bottom: 1px solid var(--line); font-size: 22px; letter-spacing: .12em; }
.article__body h3 { margin-top: 2.2em; font-size: 18px; letter-spacing: .1em; }
.article__body h3::before { content: "— "; color: var(--ink-3); }
.article__body ul { padding-left: 1.4em; }
.article__body figure { margin: 2.4em 0; }
.article__body figure img { margin: 0 auto; }
.article__body figcaption { margin-top: 12px; text-align: center; font-size: 13px; color: var(--ink-3); }
.article__body a { word-break: break-all; text-underline-offset: 4px; }

.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 96px; border-top: 1px solid var(--line); }
.post-nav a { display: block; padding: 28px 0; text-decoration: none; font-size: 15px; line-height: 1.8; transition: opacity .3s var(--ease); }
.post-nav a:hover { opacity: .6; }
.post-nav small { display: block; margin-bottom: 6px; font-family: var(--font-en); font-style: italic; color: var(--ink-3); }
.post-nav__next { text-align: right; }
@media (max-width: 640px) { .post-nav { grid-template-columns: 1fr; gap: 0; } .post-nav__next { text-align: left; border-top: 1px solid var(--line); } }
.section--article .news-more { text-align: center; }
.section--article .news-more .btn { background: transparent; color: var(--ink); }
.section--article .news-more .btn:hover { background: var(--dark); color: #fff; }

/* ポリシー */
.policy h2 { font-size: 19px; }
.policy__intro { color: var(--ink-2); }
.policy__sign, .policy__contact { margin-top: 2.6em; padding: 28px; background: var(--gray); }

/* ---------- サービス・保守 ---------- */
.page-toc { display: flex; flex-wrap: wrap; gap: 0 40px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.page-toc a { display: inline-flex; align-items: center; gap: 12px; padding: 18px 0; text-decoration: none; font-size: 15px; letter-spacing: .08em; }
.page-toc a:hover { opacity: .6; }
.svc-block { padding-top: 120px; }
.svc-block__head { display: flex; gap: 24px; align-items: baseline; }
.svc-block__num { font-family: var(--font-en); font-style: italic; font-size: 22px; color: var(--ink-3); }
.svc-block__head h2 { font-size: clamp(22px, 2.8vw, 30px); letter-spacing: .12em; }
.svc-block__catch { margin-top: 10px; font-size: 16px; color: var(--ink-2); }
.svc-block__lead { margin-top: 32px; line-height: 2.3; }
.svc-block__lead small { color: var(--ink-3); }
.check-list { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 48px; border-top: 1px solid var(--line); }
.check-list li { padding: 16px 0 16px 1.6em; border-bottom: 1px solid var(--line); text-indent: -1.6em; font-size: 14px; line-height: 1.9; }
.check-list li::before { content: "—"; display: inline-block; width: 1.6em; text-indent: 0; color: var(--ink-3); }
.check-list--4 { grid-template-columns: repeat(4, 1fr); gap: 0 24px; margin-top: 40px; }
@media (max-width: 900px) { .check-list, .check-list--4 { grid-template-columns: 1fr; } }
.svc-note { margin-top: 24px; font-size: 13px; color: var(--ink-3); }
.svc-cta { margin-top: 48px; }
.clinic-list { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 32px; border-top: 1px solid var(--line); }
.clinic-list li { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
@media (max-width: 760px) { .clinic-list { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .clinic-list { grid-template-columns: 1fr; } }
.price-table-wrap { overflow-x: auto; }
.price-table { width: 100%; min-width: 720px; font-size: 14px; }
.price-table th, .price-table td { padding: 16px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-weight: 400; }
.price-table thead th { border-bottom-color: var(--ink); color: var(--ink-3); font-size: 13px; letter-spacing: .1em; }
.price-table .group th { padding-top: 32px; font-size: 16px; letter-spacing: .12em; border-bottom-color: var(--ink); }
.price-table td:first-child { white-space: nowrap; }
.price-table .price { white-space: nowrap; font-family: var(--font-en); font-size: 16px; }
.price-notes { list-style: none; margin-top: 18px; font-size: 13px; color: var(--ink-3); }

/* ---------- 製品紹介 ---------- */
.product-index { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.product-index__card { position: relative; display: flex; flex-direction: column; gap: 6px; padding: 36px 40px 36px 0; border-bottom: 1px solid var(--line); text-decoration: none; transition: opacity .3s var(--ease); }
.product-index__card + .product-index__card { padding-left: 40px; border-left: 1px solid var(--line); }
.product-index__card:hover { opacity: .6; }
.product-index__tag { font-size: 13px; color: var(--ink-3); letter-spacing: .14em; }
.product-index__card strong { font-size: 24px; font-weight: 500; letter-spacing: .12em; }
.product-index__card span { font-size: 14px; color: var(--ink-2); }
.product-index__arrow { position: absolute; right: 8px; top: 36px; }
@media (max-width: 760px) {
  .product-index { grid-template-columns: 1fr; }
  .product-index__card + .product-index__card { padding-left: 0; border-left: 0; }
}

.product-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 72px; align-items: center; }
.product-label { font-family: var(--font-en); font-style: italic; color: var(--ink-3); letter-spacing: .04em; }
.product-name { margin-top: 10px; font-size: clamp(30px, 4vw, 42px); letter-spacing: .14em; }
.product-catch { margin: 16px 0 24px; font-size: 18px; line-height: 1.9; letter-spacing: .1em; }
.product-hero__text > p:not([class]) { line-height: 2.2; color: var(--ink-2); }
.product-chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.product-chips li { padding: 4px 14px; border: 1px solid var(--line); font-size: 13px; }
.product-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.product-actions--center { justify-content: center; }
.product-shots { position: relative; padding: 0 40px 48px 0; }
.shot { margin: 0; background: #fff; }
.shot img { filter: grayscale(1); }
.shot--pc { border: 1px solid var(--line); }
.shot__bar { display: flex; gap: 6px; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.shot__bar span { width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.product-shots .shot--sp { position: absolute; right: 0; bottom: 0; width: 26%; border: 5px solid var(--dark); border-radius: 18px; overflow: hidden; }
@media (max-width: 900px) { .product-hero { grid-template-columns: 1fr; gap: 48px; } }

.product-points { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 96px; border-top: 1px solid var(--line); }
.product-point { padding: 36px 32px 36px 0; border-bottom: 1px solid var(--line); }
.product-point + .product-point { padding-left: 32px; border-left: 1px solid var(--line); }
.product-point__num { font-family: var(--font-en); font-style: italic; color: var(--ink-3); }
.product-point h3 { margin: 10px 0 14px; font-size: 18px; letter-spacing: .08em; }
.product-point p { font-size: 14px; color: var(--ink-2); line-height: 2.1; }
@media (max-width: 900px) {
  .product-points { grid-template-columns: 1fr; }
  .product-point, .product-point + .product-point { padding: 28px 0; border-left: 0; }
}

.feature-grid { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.feature-grid--3 { grid-template-columns: repeat(3, 1fr); }
.feature-grid .feature { padding: 28px 24px 32px 0; border-bottom: 1px solid var(--line); }
.feature-grid .feature h4 { font-size: 17px; letter-spacing: .1em; }
.feature-grid .feature p { margin-top: 10px; font-size: 13px; color: var(--ink-2); line-height: 2; }
@media (max-width: 1000px) { .feature-grid, .feature-grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .feature-grid, .feature-grid--3 { grid-template-columns: 1fr; } .feature-grid .feature { padding-right: 0; } }

.product-plans { margin-top: 24px; }
.plan-lead { line-height: 2.2; color: var(--ink-2); }
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); }
.plan { padding: 32px 28px 32px 0; border-bottom: 1px solid var(--line); }
.plan + .plan { padding-left: 28px; border-left: 1px solid var(--line); }
.plan--featured h4::after { content: " ／ おすすめ"; font-size: 12px; color: var(--ink-3); }
.plan h4 { font-size: 19px; letter-spacing: .12em; }
.plan p { margin-top: 12px; font-size: 14px; color: var(--ink-2); line-height: 2; }
.plan-note { margin-top: 20px; font-size: 13px; color: var(--ink-3); }
@media (max-width: 900px) { .plan-grid { grid-template-columns: 1fr; } .plan, .plan + .plan { padding: 24px 0; border-left: 0; } }

.flow { list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--ink); }
.flow__step { padding: 24px 16px 28px 0; border-bottom: 1px solid var(--line); }
.flow__step + .flow__step { padding-left: 16px; border-left: 1px solid var(--line); }
.flow__num { font-family: var(--font-en); font-style: italic; color: var(--ink-3); }
.flow__step h4 { margin: 6px 0 8px; font-size: 18px; letter-spacing: .14em; }
.flow__step p { font-size: 13px; color: var(--ink-2); line-height: 1.9; }
@media (max-width: 1000px) { .flow { grid-template-columns: 1fr; } .flow__step + .flow__step { padding-left: 0; border-left: 0; } }

.sales-mock { padding: 28px; background: #fff; border: 1px solid var(--line); }
.sales-mock__head { display: flex; justify-content: space-between; font-size: 15px; letter-spacing: .1em; }
.sales-mock__period { font-size: 12px; color: var(--ink-3); }
.sales-mock__kpis { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); margin-top: 18px; }
.sales-mock__kpis div { padding: 14px 10px 14px 0; border-bottom: 1px solid var(--line); }
.sales-mock__kpis small { display: block; font-size: 11px; color: var(--ink-3); }
.sales-mock__kpis b { font-family: var(--font-en); font-weight: 400; font-size: 22px; }
.sales-mock__kpis i { font-style: normal; font-size: 11px; margin-left: 2px; }
.sales-mock__chart { margin-top: 18px; }
.sales-mock__chart small { font-size: 11px; color: var(--ink-3); }
.sales-mock__bars { display: flex; align-items: flex-end; gap: 10px; height: 140px; margin-top: 8px; border-bottom: 1px solid var(--ink); }
.sales-mock__bars span { flex: 1; background: linear-gradient(180deg, #7a7a7a, #2b2b2b); }
.sales-mock__note { margin-top: 10px; font-size: 11px; color: var(--ink-3); text-align: right; }
@media (max-width: 520px) { .sales-mock__kpis { grid-template-columns: repeat(2, 1fr); } }

.price-cards { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); margin-top: 28px; }
.price-card { padding: 28px 12px; text-align: center; border-bottom: 1px solid var(--line); }
.price-card + .price-card { border-left: 1px solid var(--line); }
.price-card span { display: block; font-size: 13px; color: var(--ink-3); letter-spacing: .1em; }
.price-card b { display: block; margin-top: 6px; font-family: var(--font-en); font-weight: 400; font-size: 30px; }
.price-card small { margin-left: 4px; font-family: var(--font); font-size: 12px; color: var(--ink-3); }
@media (max-width: 900px) {
  .price-cards { grid-template-columns: 1fr 1fr; }
  .price-card:nth-child(3) { border-left: 0; }
}

/* 縦書きの中の英字を正立させる（例：IT） */
.tcy { font-style: normal; -webkit-text-combine: horizontal; text-combine-upright: all; }