@charset "UTF-8";
/* ==========================================================================
   下層ページ共通 ＋ 学校について（about-*.html）
   style.css の後に読み込む
   デザイン基準幅: PC 1200px（本文エリア 680px）
========================================================================== */

:root {
  --side-w: max(330px, calc((100% - 1200px) / 2 + 330px)); /* サイドバー（白パネル）の幅：画面左端まで伸ばす */
  --c-yellow-line: #f2d75c;
}

/* ヘッダー：現在のカテゴリに下線 */
.g-nav__item.is-current .g-nav__link { color: var(--c-main); }
.g-nav__item.is-current .g-nav__link::after { transform: scaleX(1); }

/* 見出し（下層ページ共通） */
.sub-ttl { display: flex; flex-direction: column; color: var(--c-main); }
.sub-ttl__ja { font-family: var(--ff-mincho); font-weight: 400; font-size: 37px; line-height: 1.3; letter-spacing: .04em; }
.sub-ttl__en { margin-top: 14px; font-family: var(--ff-en); font-size: 15px; line-height: 1.2; letter-spacing: .02em; }

/* パンくず */
.breadcrumb { font-family: var(--ff-mincho); font-size: 12px; letter-spacing: .06em; color: var(--c-gray); }
.breadcrumb ol { display: flex; flex-wrap: wrap; }
.breadcrumb li + li::before { content: "-"; margin: 0 .7em; }
.breadcrumb a:hover { color: var(--c-main); }
.breadcrumb [aria-current] { color: var(--c-text); }

/* ハート装飾（home の HL_top-bg_hart-L.svg を回転・反転して使用） */
.deco { position: absolute; pointer-events: none; }
.deco-dome { position: absolute; overflow: hidden; pointer-events: none; }
.deco-dome img { position: absolute; max-width: none; transform: rotate(-90deg); }

/* 本文テキスト */
.txt { font-size: 15px; line-height: 1.8; letter-spacing: .08em; }
.txt p + p { margin-top: 0; }
.txt-indent p { text-indent: 1em; }
.lead-mincho { font-family: var(--ff-mincho); font-size: 27px; line-height: 1.5; letter-spacing: .04em; color: var(--c-main); }

/* 外部リンクアイコン付き */
.ico-ext { display: inline-block; width: 14px; height: 14px; margin-left: 8px; vertical-align: -1px; background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M9 1h6v6M15 1 7.5 8.5M13 9.5V15H1V3h5.5' fill='none' stroke='%23000' stroke-width='1.2'/%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 16 16'%3E%3Cpath d='M9 1h6v6M15 1 7.5 8.5M13 9.5V15H1V3h5.5' fill='none' stroke='%23000' stroke-width='1.2'/%3E%3C/svg%3E") center/contain no-repeat; }

/* --------------------------------------------------------------------------
   下層ヒーロー（学校長あいさつ・教育方針・特徴・沿革）
-------------------------------------------------------------------------- */
.sub-hero { position: relative; height: 550px; overflow: hidden; }
.sub-hero__inner { position: relative; z-index: 1; max-width: 1200px; height: 100%; margin: 0 auto; }
.sub-hero .breadcrumb { position: absolute; left: 55px; top: 120px; z-index: 2; }
.sub-hero .sub-ttl { position: absolute; left: 233px; top: 293px; z-index: 2; }
.sub-hero__img { position: absolute; left: 750px; top: 140px; width: 350px; aspect-ratio: 1; overflow: hidden; border-radius: 3px; }
.sub-hero__img img { width: 100%; height: 100%; object-fit: cover; }
.sub-hero .deco.is-big { left: 0; top: 163px; width: 180px; }
.sub-hero .deco-dome { left: calc(var(--side-w) - 157px); top: 476px; width: 157px; height: 74px; }
.sub-hero .deco-dome img { left: 35.8px; top: -35.8px; width: 85.4px; }

/* --------------------------------------------------------------------------
   下層本文：左サイドバー＋本文
-------------------------------------------------------------------------- */
.sub-body { display: grid; grid-template-columns: var(--side-w) 1fr; align-items: start; padding-bottom: 120px; }
.sub-main { width: 100%; max-width: 680px; margin-left: 90px; padding-top: 3px; padding-bottom: 60px; }

/* 白パネルはヘッダーのロゴ左端（コンテナ左＋52px）から始める */
.sub-side { position: sticky; top: 30px; justify-self: end; width: 278px; background: #fff; padding: 72px 0 120px; } /* スクロールに追従 */
.sub-side__inner { width: 230px; margin-left: auto; }
.sub-side__head { display: flex; align-items: center; gap: 22px; margin-left: -8px; }
.sub-side__head img { width: 43px; flex-shrink: 0; }
.sub-side__ttl { display: flex; flex-direction: column; color: var(--c-main); }
.sub-side__ttl .ja { font-family: var(--ff-mincho); font-size: 21px; line-height: 1.3; letter-spacing: .06em; }
.sub-side__ttl .en { margin-top: 6px; font-family: var(--ff-en); font-size: 14px; line-height: 1.2; }
.sub-side__nav { margin-top: 67px; padding-top: 52px; border-top: 1px solid var(--c-main); }
.sub-side__nav li + li { margin-top: 22px; }
.sub-side__nav a { position: relative; display: block; padding-left: 15px; font-size: 15px; line-height: 1.5; letter-spacing: .04em; }
.sub-side__nav a::before { content: ""; position: absolute; left: 0; top: .6em; width: 8px; height: 8px; border-radius: 50%; background: #9a9a9a; transition: background-color .3s; }
.sub-side__nav a:hover, .sub-side__nav a[aria-current] { color: var(--c-main); }
.sub-side__nav a:hover::before, .sub-side__nav a[aria-current]::before { background: var(--c-main); }
.sub-side__nav a[aria-current] { font-weight: 700; }

/* --------------------------------------------------------------------------
   学校について（about-menu）
-------------------------------------------------------------------------- */
.about-hero { position: relative; height: 849px; overflow: hidden; }
.about-hero .sub-hero__inner { position: static; }
.about-hero__wrap { position: relative; max-width: 1200px; height: 100%; margin: 0 auto; }
.about-hero .breadcrumb { position: absolute; left: 55px; top: 120px; z-index: 3; }
.about-hero .sub-ttl { position: absolute; left: 110px; top: 360px; z-index: 3; }
.about-hero .sub-ttl__ja { font-size: 37px; }
.about-hero__img {
  position: absolute; top: 248px; right: 0; z-index: 1;
  left: max(470px, calc((100% - 1200px) / 2 + 470px)); height: 530px; overflow: hidden;
}
.about-hero__img img { width: 100%; height: 100%; object-fit: cover; }
.about-hero__name { position: absolute; left: 107px; top: 806px; z-index: 3; display: flex; flex-direction: column; font-family: var(--ff-en); font-size: 20px; line-height: 1; color: var(--c-main); }
.about-hero__name span { margin-top: 4px; font-size: 13px; letter-spacing: .03em; }
.about-hero .deco.d-top   { left: calc(50% - 600px + 80px); top: 120px; width: 150px; transform: rotate(100deg); z-index: 0; }
.about-hero .deco.d-photo { left: calc(50% - 600px + 577px); top: 191px; width: 68px; transform: scaleX(-1); z-index: 2; }
.about-hero .deco.d-left  { left: -12px; top: 300px; width: 56px; transform: rotate(40deg); }
.about-hero .deco.d-big   { left: 0; top: 513px; width: 180px; }
.about-hero .deco-dome    { left: calc(50% - 600px + 313px); top: 727px; width: 257px; height: 122px; z-index: 0; }
.about-hero .deco-dome img { left: 58.5px; top: -58.5px; width: 140px; }

.about-cards { padding: 100px 0 170px; }
.about-cards ul { display: grid; grid-template-columns: repeat(3, 1fr); gap: 35px; }
.about-card a {
  position: relative; display: block; height: 160px;
  padding: 24px 70px 0 22px;
  background: #fff; border: 1px solid var(--c-line); border-left: 0;
  transition: box-shadow .3s;
}
.about-card a::before { content: ""; position: absolute; left: 0; top: -1px; bottom: -1px; width: 4px; background: var(--grad-blue-v); }
.about-card__ttl { font-size: 22px; font-weight: 700; line-height: 1.4; letter-spacing: .06em; color: var(--c-main); white-space: nowrap; }
.about-card__txt { margin-top: 16px; margin-right: -60px; font-size: 15px; line-height: 1.45; letter-spacing: .02em; white-space: nowrap; }
.about-card__emblem { position: absolute; right: 12px; top: 12px; width: 43px; }
.about-card__arrow {
  position: absolute; right: 12px; bottom: 12px; width: 55px; height: 24px; border-radius: 12px;
  background: #e5ecf6 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 10'%3E%3Cpath d='M0 5h17M12.5.5 17 5l-4.5 4.5' fill='none' stroke='%230b3daf' stroke-width='1'/%3E%3C/svg%3E") center/17px 10px no-repeat;
  transition: transform .3s, background-color .3s;
}
.about-card a:hover { box-shadow: 0 6px 16px rgba(0, 40, 110, .1); }
.about-card a:hover .about-card__arrow { transform: translateX(3px); background-color: #d3dff1; }

/* --------------------------------------------------------------------------
   学校長あいさつ（about-message）
-------------------------------------------------------------------------- */
.message .lead-mincho { margin-top: 10px; }
.message .txt { margin-top: 60px; }
.message__sign { margin-top: 60px; display: flex; justify-content: flex-end; align-items: baseline; gap: 18px; font-family: var(--ff-mincho); }
.message__sign .role { font-size: 15px; }
.message__sign .name { font-size: 26px; letter-spacing: .2em; }

/* --------------------------------------------------------------------------
   教育方針・理念（about-policy）
-------------------------------------------------------------------------- */
.policy-item + .policy-item { margin-top: 48px; }
.policy-item__head { display: flex; align-items: baseline; padding-bottom: 6px; border-bottom: 1px solid #c8c8c8; color: var(--c-main); font-family: var(--ff-mincho); }
.policy-item__head.is-yellow { border-bottom-color: var(--c-yellow-line); }
.policy-item__label { width: 200px; flex-shrink: 0; font-size: 24px; letter-spacing: .04em; }
.policy-item__catch { font-size: 31px; letter-spacing: .06em; }
.policy-item .txt { margin-top: 12px; letter-spacing: .04em; }

.system-ttl { display: inline-block; margin-top: 105px; padding: 6px 10px; background: var(--c-main); color: #fff; font-size: 22px; font-weight: 700; letter-spacing: .04em; line-height: 1.3; }
.system { position: relative; height: 945px; margin-top: 24px; }
.system > * { position: absolute; margin: 0; }
.policy-label { display: inline-block; padding: 2px 14px; background: #ffd600; font-family: var(--ff-en); font-size: 16px; font-weight: 500; line-height: 1.3; color: var(--c-main); }
.policy-ttl { font-size: 18px; font-weight: 700; letter-spacing: .02em; color: var(--c-main); white-space: nowrap; }
.policy-ttl small { margin-left: 10px; font-size: 15px; }
.policy-list { counter-reset: num; }
.policy-list li { position: relative; padding-left: 32px; counter-increment: num; }
.policy-list li::before { content: counter(num) "."; position: absolute; left: 2px; }
.system .dp-label  { left: 0; top: 0; }
.system .dp-ttl    { left: 2px; top: 36px; }
.system .dp-list   { left: 2px; top: 66px; font-size: 17px; font-weight: 500; line-height: 31px; color: var(--c-main); }
.system .tower     { left: 300px; top: 16px; width: 371px; }
.system .arrow     { height: 1px; background: var(--c-main); }
.system .arrow::before { content: ""; position: absolute; left: -1px; top: -3px; border: 3.5px solid transparent; border-right: 6px solid var(--c-main); border-left: 0; }
.system .arrow.is-dp { left: 344px; top: 52px; width: 99px; }
.system .arrow.is-ap { left: 382px; top: 780px; width: 104px; }
.system .line-v    { left: 486px; top: 710px; width: 1px; height: 70px; background: var(--c-main); }
.system .dot       { left: 482px; top: 702px; width: 9px; height: 9px; border-radius: 50%; background: #ffc400; }
.field-ttl { display: flex; align-items: center; gap: 8px; font-size: 18px; font-weight: 700; color: var(--c-main); white-space: nowrap; }
.field-ttl::after { content: ""; flex: 1; border-top: 1px dotted var(--c-main); opacity: .7; }
.field-list { display: grid; grid-template-columns: auto auto; justify-content: start; gap: 0 22px; font-size: 15px; line-height: 23.6px; }
.field-list.is-1col { grid-template-columns: auto; }
.field-list li { position: relative; padding-left: 13px; }
.field-list li::before { content: ""; position: absolute; left: 1px; top: 9px; width: 6px; height: 6px; border-radius: 50%; background: var(--c-text); }
.field-list .etc-inline { font-size: 12px; }
.system .f3-ttl  { left: 2px; top: 264px; width: 384px; }
.system .f3-list { left: 2px; top: 304px; }
.system .f2-ttl  { left: 2px; top: 411px; width: 338px; }
.system .f2-list { left: 2px; top: 451px; }
.system .f1-ttl  { left: 2px; top: 566px; width: 293px; }
.system .f1-list { left: 2px; top: 606px; }
.system .ap-label { left: 0; top: 722px; }
.system .ap-ttl   { left: 2px; top: 764px; }
.system .ap-list  { left: 0; top: 802px; font-size: 15px; line-height: 25px; letter-spacing: .04em; }

/* --------------------------------------------------------------------------
   学校の特徴・強み（about-features）
-------------------------------------------------------------------------- */
.features-lead { font-family: var(--ff-mincho); font-size: 26px; line-height: 1.5; letter-spacing: .06em; color: var(--c-main); }
.features-6 { display: flex; align-items: center; margin-top: 14px; margin-left: -7px; }
.features-6__logo { display: flex; align-items: flex-end; gap: 12px; color: var(--c-main); }
.features-6__logo img { width: 57px; }
.features-6__logo p { display: flex; flex-direction: column; margin-bottom: 4px; font-family: var(--ff-en); font-size: 20px; line-height: 1; }
.features-6__logo p span { margin-top: 3px; font-size: 13px; letter-spacing: .03em; }
.features-6__ttl { margin-left: 50px; font-family: var(--ff-mincho); font-size: 51px; line-height: 1; letter-spacing: .08em; color: var(--c-main); white-space: nowrap; }
.features-6__ttl .num { font-family: var(--ff-en); font-style: italic; font-size: 93px; letter-spacing: 0; margin-right: 4px; vertical-align: -.05em; }

.point { margin-top: 64px; }
.point + .point { margin-top: 50px; }
.point__head { display: flex; align-items: center; gap: 22px; color: var(--c-main); }
.point__head::before, .point__head::after { content: ""; flex: 1; border-top: 1px solid var(--c-yellow-line); margin-top: 20px; }
.point__no { display: flex; flex-direction: column; align-items: center; font-family: var(--ff-en); line-height: 1; }
.point__no small { font-size: 15px; }
.point__no span { margin-top: 2px; font-size: 35px; }
.point__body { display: grid; grid-template-columns: 250px 1fr; gap: 40px; margin-top: 24px; }
.point__img { position: relative; padding-top: 25px; }
.point__img img:not(.deco) { width: 100%; aspect-ratio: 250 / 215; object-fit: cover; border-radius: 3px; }
.point__img .deco { left: 0; top: 0; width: 40px; z-index: 1; }
.point__ttl { font-family: var(--ff-mincho); font-weight: 400; font-size: 24px; line-height: 1.35; letter-spacing: .08em; color: var(--c-main); }
.point__ttl sup { font-size: 14px; vertical-align: .9em; }
.point .txt { margin-top: 10px; letter-spacing: .1em; }
.point__link { margin-top: 14px; text-align: right; }
.point__link a { font-size: 13px; font-weight: 700; letter-spacing: .1em; color: var(--c-main); }
.point__link a:hover { opacity: .7; }
.point__note { margin-top: 6px; text-align: right; font-size: 12px; letter-spacing: .06em; }

.features-close { display: grid; grid-template-columns: 148px 1fr; gap: 17px; margin-top: 160px; }
.features-close__copy { writing-mode: vertical-rl; font-family: var(--ff-mincho); font-weight: 400; font-size: 30px; line-height: 1.97; letter-spacing: .1em; color: var(--c-main); white-space: nowrap; }
.features-close__left { display: flex; flex-direction: column; align-items: flex-start; }
.features-close__chara { width: 139px; margin-top: 10px; margin-left: 11px; }
.features-close__img img { width: 100%; mix-blend-mode: multiply; } /* 画像の白地を背景になじませる */
.features-msg { margin-top: 55px; color: var(--c-main); }
.features-msg p + p { margin-top: 1.8em; }

/* --------------------------------------------------------------------------
   沿革（about-history）
-------------------------------------------------------------------------- */
.history-tl { position: relative; margin-top: 80px; }
.history-tl::before { content: ""; position: absolute; left: 130px; top: 10px; bottom: 0; width: 1px; background: #7f9ce0; }
.history-item { position: relative; display: grid; grid-template-columns: 130px 1fr; padding-bottom: 36px; }
.history-item:last-child { padding-bottom: 0; }
.history-item::before { content: ""; position: absolute; left: 123px; top: 3px; width: 16px; height: 16px; border: 3px solid var(--c-main); border-radius: 50%; background: var(--c-bg); box-sizing: border-box; }
.history-item__year { display: flex; flex-direction: column; align-items: flex-start; color: var(--c-main); }
.history-item__year b { font-size: 40px; font-weight: 400; line-height: 1; letter-spacing: .06em; }
.history-item__year small { margin-top: 12px; padding-left: 4px; font-size: 15px; letter-spacing: .04em; }
.history-item__body { padding-left: 39px; }
.history-item__txt { font-size: 15px; line-height: 1.85; letter-spacing: .06em; }
.history-item__img, .history-item__img.noimg { width: 211px; height: auto; margin-top: 10px; aspect-ratio: 211 / 130; overflow: hidden; }
.history-item__img img { width: 100%; height: 100%; object-fit: cover; }
.history-item__btn { position: absolute; right: 0; bottom: 0; }
.history-item__btn .c-btn-line { min-width: 258px; height: 58px; padding: 0 44px; }
.history-item__btn .c-btn-line::after { display: none; }
.history-item__btn .ico-ext { position: absolute; right: 26px; top: 50%; margin-top: -7px; }

.history-grad { position: relative; display: flex; align-items: flex-end; margin-top: 45px; }
.history-grad > .deco { position: static; width: 40px; flex-shrink: 0; }
.history-grad__bar { flex: 1; display: flex; align-items: center; height: 60px; padding: 0 30px 0 15px; background: #fff; color: var(--c-main); }
.history-grad__label { font-size: 17px; font-weight: 700; letter-spacing: .06em; }
.history-grad__num { display: flex; align-items: baseline; gap: 10px; margin-left: auto; font-weight: 700; }
.history-grad__num .a { font-size: 22px; }
.history-grad__num .b { font-size: 32px; letter-spacing: .08em; }
.history-grad__num .c { font-size: 19px; }
.history-grad__note { margin-left: 50px; font-size: 13px; letter-spacing: .04em; }
.history .lead-mincho.is-close { margin-top: 75px; }

/* ==========================================================================
   Tablet（〜1024px）
========================================================================== */
@media (max-width: 1024px) {
  :root { --side-w: 0px; }

  .sub-hero { height: auto; padding: 110px 0 60px; }
  .sub-hero__inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; height: auto; padding: 0 30px; }
  .sub-hero .breadcrumb { left: 30px; top: -20px; }
  .sub-hero .sub-ttl { position: relative; left: auto; top: auto; padding-left: 140px; }
  .sub-hero__img { position: relative; left: auto; top: auto; width: 42%; max-width: 350px; flex-shrink: 0; }
  .sub-hero .deco.is-big { top: 120px; width: 130px; }
  .sub-hero .deco-dome { display: none; }
  .sub-hero.is-noimg .sub-hero__inner { min-height: 260px; }

  .sub-body { grid-template-columns: 1fr; padding: 0 30px 100px; }
  .sub-main { max-width: none; margin: 0; padding-top: 20px; }
  .sub-side { position: static; order: 2; justify-self: stretch; width: auto; padding: 40px 30px; }
  .sub-side__inner { width: auto; margin: 0; }
  .sub-side__head { margin-left: 0; }
  .sub-side__nav { margin-top: 26px; padding-top: 26px; display: flex; flex-wrap: wrap; gap: 14px 32px; }
  .sub-side__nav li + li { margin-top: 0; }

  .about-hero { height: auto; padding-bottom: 60px; }
  .about-hero__wrap { display: flex; flex-direction: column; padding-top: 150px; }
  .about-hero .breadcrumb { left: 30px; top: 110px; }
  .about-hero .sub-ttl { position: relative; left: auto; top: auto; padding: 0 30px 0 80px; }
  .about-hero__img { position: relative; left: auto; top: auto; right: auto; width: calc(100% - 60px); height: auto; margin: 40px 0 0 60px; aspect-ratio: 730 / 530; }
  .about-hero__name { position: relative; left: auto; top: auto; margin: 30px 0 0 30px; }
  .about-hero .deco.d-top { left: auto; right: 40px; top: 50px; width: 90px; }
  .about-hero .deco.d-photo { left: 50%; top: 300px; width: 50px; }
  .about-hero .deco.d-big { top: 420px; width: 130px; }
  .about-hero .deco-dome { display: none; }
  .about-cards { padding: 40px 0 120px; }
  .about-cards ul { grid-template-columns: repeat(2, 1fr); gap: 24px; }

  /* 体系図：絶対配置をやめて縦積み */
  .system { height: auto; display: flex; flex-direction: column; align-items: flex-start; }
  .system > * { position: static; }
  .system .arrow, .system .line-v, .system .dot { display: none; }
  .system .dp-ttl { margin-top: 12px; }
  .system .dp-list { margin-top: 10px; }
  .system .tower { order: 0; width: 280px; margin: 30px auto; align-self: center; }
  .system .f3-ttl, .system .f2-ttl, .system .f1-ttl { width: 100%; margin-top: 28px; }
  .field-ttl::after { display: none; }
  .system .f3-list, .system .f2-list, .system .f1-list { margin-top: 10px; }
  .system .ap-label { margin-top: 50px; }
  .system .ap-ttl { margin-top: 12px; }
  .system .ap-list { margin-top: 12px; }
  .policy-ttl { white-space: normal; }

  .features-6 { flex-wrap: wrap; gap: 10px 30px; }
  .features-6__ttl { margin-left: 0; font-size: 42px; }
  .features-6__ttl .num { font-size: 76px; }

  .history-item__btn { position: static; margin-top: 24px; }
}

/* ==========================================================================
   Smartphone（〜767px）
========================================================================== */
@media (max-width: 767px) {
  .sub-ttl__ja { font-size: 28px; }
  .sub-ttl__en { margin-top: 8px; font-size: 13px; }
  .txt { font-size: 14px; line-height: 1.75; letter-spacing: .05em; }
  .lead-mincho { font-size: 20px; }
  .lead-mincho br, .features-lead br { display: none; }

  .sub-hero { padding: 120px 0 40px; }
  .sub-hero__inner { flex-direction: column; align-items: stretch; gap: 30px; padding: 0 20px; }
  .sub-hero .breadcrumb { left: 20px; top: -24px; }
  .sub-hero .sub-ttl { padding-left: 70px; min-height: 90px; justify-content: center; }
  .sub-hero__img { width: 100%; max-width: none; aspect-ratio: 4 / 3; }
  .sub-hero .deco.is-big { top: 150px; left: -16px; width: 64px; }
  .sub-hero.is-noimg .sub-hero__inner { min-height: 120px; }

  .sub-body { padding: 0 20px 80px; }
  .sub-side { margin: 0 -20px; padding: 36px 20px; }
  .sub-side__ttl .ja { font-size: 19px; }
  .sub-side__nav { gap: 12px 24px; }
  .sub-side__nav a { font-size: 14px; }

  .about-hero__wrap { padding-top: 140px; }
  .about-hero .breadcrumb { left: 20px; top: 100px; }
  .about-hero .sub-ttl { padding: 0 20px 0 60px; }
  .about-hero__img { width: calc(100% - 20px); margin: 30px 0 0 20px; }
  .about-hero__name { margin-left: 20px; font-size: 17px; }
  .about-hero .deco.d-top { width: 60px; top: 96px; left: auto; right: -10px; }
  .about-hero .deco.d-photo { display: none; }
  .about-hero .deco.d-left { display: none; }
  .about-hero .deco.d-big { top: 200px; width: 60px; }
  .about-cards { padding: 30px 0 90px; }
  .about-cards ul { grid-template-columns: 1fr; gap: 16px; }
  .about-card a { height: auto; min-height: 140px; padding: 20px 70px 50px 20px; }
  .about-card__ttl { font-size: 19px; white-space: normal; }
  .about-card__txt { margin-right: -40px; font-size: 14px; white-space: normal; }

  .message .txt { margin-top: 36px; }
  .message__sign { margin-top: 36px; }
  .message__sign .name { font-size: 22px; }

  .policy-item__head { flex-direction: column; gap: 4px; }
  .policy-item__label { width: auto; font-size: 20px; }
  .policy-item__catch { font-size: 24px; }
  .system-ttl { margin-top: 60px; font-size: 18px; }
  .system .dp-list { font-size: 15px; line-height: 28px; }
  .system .tower { width: 220px; }
  .field-list { grid-template-columns: 1fr; font-size: 14px; line-height: 1.8; }
  .field-list li::before { top: .7em; }
  .field-ttl, .policy-ttl { font-size: 16px; }
  .policy-ttl small { display: block; margin: 2px 0 0; font-size: 13px; }
  .system .ap-list { font-size: 14px; line-height: 1.8; }
  .system .ap-list li + li { margin-top: 6px; }

  .features-lead { font-size: 19px; }
  .features-6__logo img { width: 44px; }
  .features-6__logo p { font-size: 16px; }
  .features-6__logo p span { font-size: 11px; }
  .features-6__ttl { font-size: 32px; }
  .features-6__ttl .num { font-size: 58px; }
  .point { margin-top: 50px; }
  .point__body { grid-template-columns: 1fr; gap: 20px; }
  .point__ttl { font-size: 20px; }
  .features-close { grid-template-columns: 1fr; margin-top: 90px; }
  .features-close__left { flex-direction: row; align-items: flex-end; justify-content: space-between; }
  .features-close__copy { font-size: 24px; }
  .features-close__chara { width: 100px; }
  .features-close__img { order: -1; }

  .history-tl { margin-top: 50px; }
  .history-tl::before { left: 90px; }
  .history-item { grid-template-columns: 90px 1fr; padding-bottom: 32px; }
  .history-item::before { left: 83px; }
  .history-item__year b { font-size: 26px; letter-spacing: .02em; }
  .history-item__year small { margin-top: 8px; padding-left: 0; font-size: 11px; }
  .history-item__body { padding-left: 24px; }
  .history-item__txt { font-size: 14px; }
  .history-item__img { width: 100%; max-width: 211px; }
  .history-item__btn .c-btn-line { width: 100%; min-width: 0; }
  .history-grad__bar { flex-wrap: wrap; height: auto; padding: 14px 16px; row-gap: 4px; }
  .history-grad__num { margin-left: 0; width: 100%; }
  .history-grad__num .b { font-size: 26px; }
  .history-grad__note { margin-left: 0; font-size: 12px; }
}