/* =============================================================
   Study room 至 ITARU 紹介ページ「至 みらいゆき」
   モチーフ: みちしるべ（案内標識）。「至」= ゆく先を指すことば。
   配色はロゴ準拠: 深緑 #136638（看板地・テキスト可 7.0:1）
                  鮮緑 #099F48（大型文字・矢印・罫の装飾専用 3.46:1）
   ============================================================= */

:root{
  --sign-deep:  #136638; /* 看板の地・白文字OK（白と7.03:1） */
  --sign-vivid: #099F48; /* 24px以上の大型文字・矢印・装飾罫のみ（白と3.46:1） */
  --ink:        #14301f; /* 本文（白と14.3:1） */
  --ink-sub:    #3d5947; /* 補足文（白と7.7:1 / tintと7.0:1） */
  --paper:      #fcfdfb; /* 地。ほぼ白 */
  --tint:       #edf5f0; /* 交互背景 */
  --line:       #bfd9c9; /* 装飾罫（文字不可） */
  --white:      #ffffff;
  --f-maru: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", sans-serif;
  --f-body: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  --f-min:  "Shippori Mincho B1", "Hiragino Mincho ProN", serif;
  --f-en:   "Barlow Semi Condensed", "Arial Narrow", sans-serif;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top:76px; }
body{
  font-family:var(--f-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.9;
  font-size:16px;
  -webkit-text-size-adjust:100%;
  overflow-wrap:anywhere;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--sign-deep); }
main{ position:relative; }

section{ position:relative; z-index:1; }

.wrap{ max-width:1080px; margin:0 auto; padding:0 22px; }

/* ---------- 標識部品（デザインシステムの核） ---------- */
/* 深緑の看板プレート: 白の内罫入り */
.plate{
  display:inline-block;
  background:var(--sign-deep);
  color:var(--white);
  border-radius:10px;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.85), inset 0 0 0 4px var(--sign-deep);
  padding:6px 16px 7px;
  font-family:var(--f-maru);
  font-weight:700;
  letter-spacing:.08em;
  line-height:1.4;
}
.plate--sm{ font-size:13px; padding:4px 12px 5px; border-radius:8px; }

/* 丸に「至」の紋（ロゴの再演。活字なので事故無し） */
.crest{
  display:inline-flex; align-items:center; justify-content:center;
  width:44px; height:44px; border-radius:50%;
  border:3px solid var(--sign-deep);
  color:var(--sign-deep);
  font-family:var(--f-min); font-weight:700; font-size:24px; line-height:1;
  background:var(--white);
  flex:none;
}

/* セクション見出し */
.sec-head{ margin-bottom:34px; }
.sec-kicker{
  font-family:var(--f-en); font-weight:600; font-size:14px;
  letter-spacing:.22em; text-transform:uppercase;
  color:var(--sign-deep); margin-bottom:10px;
}
.sec-title{
  font-family:var(--f-maru); font-weight:900;
  font-size:clamp(24px, 3.6vw, 34px);
  line-height:1.5; letter-spacing:.04em;
  color:var(--ink);
}
.sec-lead{ margin-top:14px; color:var(--ink-sub); font-size:15.5px; max-width:720px; }

/* ---------- ナビ ---------- */
.nav{
  position:sticky; top:0; z-index:100;
  background:rgba(252,253,251,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1160px; margin:0 auto; padding:10px 18px;
  display:flex; align-items:center; gap:14px;
}
.nav-brand{
  display:flex; align-items:center; gap:10px;
  text-decoration:none; color:var(--ink); flex:none;
}
.nav-brand .crest{ width:38px; height:38px; font-size:20px; border-width:2.5px; }
.nav-brand-txt{ display:flex; flex-direction:column; line-height:1.25; }
.nav-brand-txt b{ font-family:var(--f-maru); font-weight:700; font-size:15px; letter-spacing:.03em; }
.nav-brand-txt small{ font-size:10.5px; color:var(--ink-sub); letter-spacing:.06em; }
.nav-links{
  display:flex; gap:2px; list-style:none; margin-left:auto;
  overflow-x:auto; scrollbar-width:none;
}
.nav-links::-webkit-scrollbar{ display:none; }
.nav-links a{
  display:block; padding:8px 11px; text-decoration:none;
  font-size:13.5px; font-weight:500; color:var(--ink);
  border-radius:8px; white-space:nowrap;
}
.nav-links a:hover{ background:var(--tint); }
.nav-links a.on{ color:var(--sign-deep); font-weight:700; }
.nav-cta{
  flex:none;
  background:var(--sign-deep); color:var(--white);
  text-decoration:none; font-family:var(--f-maru); font-weight:700;
  font-size:13.5px; letter-spacing:.05em;
  padding:9px 16px; border-radius:999px;
  box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.7), inset 0 0 0 3px var(--sign-deep);
}
.nav-cta:hover{ opacity:.9; }

/* ---------- ヒーロー ---------- */
.hero{ padding:56px 0 64px; background:var(--paper); overflow:hidden; }
.hero-grid{
  display:grid; grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  gap:44px; align-items:center;
}
.hero-kicker{
  display:flex; flex-wrap:wrap; gap:8px; margin-bottom:20px;
}
.hero-kicker .plate--sm{ font-weight:500; letter-spacing:.06em; }
.hero h1{
  font-family:var(--f-maru); font-weight:900;
  font-size:clamp(30px, 4.6vw, 46px);
  line-height:1.55; letter-spacing:.03em; color:var(--ink);
}
.hero-koudou{
  margin-top:12px; font-size:13.5px; color:var(--ink-sub); letter-spacing:.04em;
}
.hero-lead{
  margin-top:16px; font-size:16px; color:var(--ink-sub); max-width:520px;
}
.hero-lead .en{
  display:block; font-family:var(--f-en); font-weight:600; font-size:15px;
  letter-spacing:.14em; color:var(--sign-deep); margin-bottom:6px;
}
.hero-cta{ margin-top:30px; display:flex; flex-wrap:wrap; gap:12px; align-items:center; }
.btn{
  display:inline-block; text-decoration:none; text-align:center;
  font-family:var(--f-maru); font-weight:700; letter-spacing:.06em;
  border-radius:12px; padding:15px 28px; font-size:16px;
  transition:transform .15s ease, opacity .15s ease;
}
.btn:hover{ transform:translateY(-2px); opacity:.92; }
.btn--sign{
  background:var(--sign-deep); color:var(--white);
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.85), inset 0 0 0 4px var(--sign-deep), 0 6px 18px rgba(19,102,56,.25);
}
.btn--ghost{
  background:var(--white); color:var(--sign-deep);
  border:2px solid var(--sign-deep);
}
.hero-note{ margin-top:14px; font-size:13px; color:var(--ink-sub); }

/* ヒーローの大看板（橋の銘板×案内標識） */
.hero-sign{
  background:var(--sign-deep);
  border-radius:18px;
  box-shadow: inset 0 0 0 3px rgba(255,255,255,.9), inset 0 0 0 7px var(--sign-deep), 0 18px 40px rgba(19,102,56,.28);
  color:var(--white);
  padding:34px 30px 30px;
  text-align:center;
  position:relative;
}
.hero-sign-en{
  font-family:var(--f-en); font-weight:500; font-size:14px;
  letter-spacing:.24em; text-transform:uppercase;
  color:rgba(255,255,255,.85);
}
.hero-sign-main{
  font-family:var(--f-min); font-weight:700;
  font-size:clamp(58px, 8vw, 92px);
  line-height:1.25; letter-spacing:.12em;
  margin:10px 0 6px;
  white-space:nowrap;
}
.hero-sign-sub{
  font-family:var(--f-maru); font-weight:500; font-size:14.5px;
  letter-spacing:.14em; color:rgba(255,255,255,.92);
}
.hero-sign-arrow{
  margin-top:18px; padding-top:14px;
  border-top:1.5px solid rgba(255,255,255,.4);
  display:flex; align-items:center; justify-content:space-between;
  font-family:var(--f-maru); font-weight:500; font-size:13.5px; letter-spacing:.1em;
  color:rgba(255,255,255,.92);
}
.hero-sign-arrow .arr{ font-size:20px; line-height:1; }
.hero-sign-crest{
  position:absolute; top:-22px; left:50%; transform:translateX(-50%);
}
.hero-sign-crest .crest{
  width:52px; height:52px; font-size:28px;
  box-shadow:0 4px 14px rgba(19,102,56,.3);
}
.hero-under{
  margin-top:16px; text-align:center;
  font-size:13px; color:var(--ink-sub); letter-spacing:.04em;
}

/* ---------- 字解き（至とは） ---------- */
.sec{ padding:78px 0; }
.sec--tint{ background:var(--tint); }
.jitoki-grid{
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);
  gap:40px; align-items:start;
}
.jitoki-left{ min-width:0; }
.jitoki-card{
  background:var(--white); border:1.5px solid var(--line); border-radius:16px;
  padding:30px 26px; text-align:center;
}
.jitoki-card .crest{ width:96px; height:96px; font-size:56px; border-width:5px; margin:0 auto 16px; }
.jitoki-word{
  font-family:var(--f-min); font-weight:700; font-size:22px; letter-spacing:.14em;
  color:var(--ink);
}
.jitoki-yomi{ font-size:12.5px; color:var(--ink-sub); letter-spacing:.2em; margin-top:2px; }
.jitoki-usage{
  margin-top:18px; padding-top:16px; border-top:1px dashed var(--line);
  display:flex; justify-content:center; gap:10px; flex-wrap:wrap;
}
.jitoki-usage .plate--sm{ font-weight:500; }
.jitoki-usage-note{ margin-top:10px; font-size:12.5px; color:var(--ink-sub); }
.jitoki-copy h3{
  font-family:var(--f-maru); font-weight:900; font-size:clamp(21px,2.8vw,27px);
  line-height:1.6; margin-bottom:16px; letter-spacing:.03em;
}
.jitoki-copy p{ margin-bottom:14px; font-size:15.5px; }
.jitoki-copy .origin{
  margin-top:20px; background:var(--white); border-left:4px solid var(--sign-deep);
  border-radius:0 12px 12px 0; padding:16px 18px; font-size:14.5px;
}
.jitoki-copy .origin b{ font-family:var(--f-min); letter-spacing:.08em; }

/* イメージ写真 */
.photo-fig{ margin:0; }
.photo-fig img{
  width:100%; height:auto; display:block;
  border-radius:16px; border:1.5px solid var(--line);
}
.photo-fig figcaption{
  margin-top:8px; font-size:12px; color:var(--ink-sub);
  display:flex; justify-content:space-between; gap:10px; align-items:baseline;
}
.photo-fig figcaption i{ font-style:normal; flex:none; }
.photo-wide{ max-width:900px; margin:44px auto 0; }
.photo-pair{
  margin-top:28px;
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.5fr); gap:18px;
  align-items:start;
}
.jitoki-photo{ margin-top:22px; }
.photo-wide--top{ margin:0 auto 34px; }
.access-photo{ margin-top:18px; }
.station-line .photo-fig img{ border:none; }

/* 引用（原文） */
.q{
  font-family:var(--f-min); font-style:normal; font-weight:600;
  color:var(--ink);
}
.q-src{ font-size:12px; color:var(--ink-sub); }

/* 宣言プレート（指して、待つ。） */
.declare{
  margin-top:26px;
  background:var(--sign-deep); color:var(--white);
  border-radius:14px;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.85), inset 0 0 0 5px var(--sign-deep);
  padding:22px 24px;
}
.declare b{
  display:block; font-family:var(--f-min); font-weight:700;
  font-size:clamp(19px,2.6vw,24px); letter-spacing:.1em; line-height:1.7;
}
.declare span{ display:block; margin-top:8px; font-size:14px; color:rgba(255,255,255,.92); }

/* ---------- まなび方（アウトプット） ---------- */
.speak-hero{
  display:grid; grid-template-columns:minmax(0,1fr); gap:18px;
  max-width:760px; margin:0 auto 44px;
}
.bubble{
  position:relative;
  background:var(--white); border:2px solid var(--sign-deep);
  border-radius:18px; padding:24px 26px;
  font-family:var(--f-min); font-weight:600;
  font-size:clamp(19px,2.8vw,25px); line-height:1.8; letter-spacing:.05em;
  color:var(--ink);
}
.bubble::after{
  content:""; position:absolute; left:44px; bottom:-13px;
  width:22px; height:22px; background:var(--white);
  border-right:2px solid var(--sign-deep); border-bottom:2px solid var(--sign-deep);
  transform:rotate(45deg) skew(8deg,8deg);
}
.bubble-who{ margin-left:48px; font-size:13.5px; color:var(--ink-sub); }
.speak-note{ margin-top:10px; font-size:15.5px; max-width:760px; }

/* 学びの道のり（縦の里程標） */
.roadmap{ max-width:760px; margin:0 auto; position:relative; padding-left:20px; }
.roadmap::before{
  content:""; position:absolute; left:31px; top:14px; bottom:14px;
  border-left:3px dashed var(--line);
}
.roadstep{
  position:relative; display:flex; gap:20px; align-items:flex-start;
  padding:14px 0;
}
.roadstep-no{
  flex:none; width:56px; height:56px; border-radius:50%;
  background:var(--white); border:3px solid var(--sign-deep);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--f-en); font-weight:700; font-size:24px; color:var(--sign-vivid);
  position:relative; z-index:1;
}
.roadstep-body{
  flex:1; background:var(--white); border:1.5px solid var(--line);
  border-radius:14px; padding:16px 20px;
}
.roadstep-body h4{
  font-family:var(--f-maru); font-weight:700; font-size:17.5px; letter-spacing:.05em;
  display:flex; align-items:center; gap:10px; flex-wrap:wrap;
}
.roadstep-body h4 small{
  font-family:var(--f-en); font-weight:600; font-size:12px; letter-spacing:.18em;
  color:var(--sign-deep);
}
.roadstep-body p{ margin-top:6px; font-size:14.5px; color:var(--ink-sub); }
.roadstep--goal .roadstep-no{ background:var(--sign-deep); color:var(--white); font-family:var(--f-min); font-size:26px; }
.roadstep--goal .roadstep-body{ background:var(--sign-deep); border-color:var(--sign-deep); color:var(--white); }
.roadstep--goal .roadstep-body p{ color:rgba(255,255,255,.92); }
.roadstep--goal .roadstep-body h4 small{ color:rgba(255,255,255,.85); }

/* 「言えた」5教科プレート */
.ieta{ margin-top:44px; }
.ieta-title{
  text-align:center; font-family:var(--f-maru); font-weight:700; font-size:18px;
  letter-spacing:.08em; margin-bottom:18px;
}
.ieta-row{
  display:grid; grid-template-columns:repeat(5, minmax(0,1fr)); gap:10px;
  max-width:900px; margin:0 auto;
}
.ieta-card{
  background:var(--white); border:1.5px solid var(--line); border-radius:12px;
  padding:14px 10px 12px; text-align:center;
}
.ieta-card b{
  display:inline-block; font-family:var(--f-maru); font-weight:700; font-size:13px;
  background:var(--tint); color:var(--sign-deep);
  border-radius:999px; padding:2px 12px; letter-spacing:.1em;
}
.ieta-card p{ margin-top:8px; font-size:13.5px; line-height:1.7; }
.ieta-note{ margin-top:12px; text-align:center; font-size:12.5px; color:var(--ink-sub); }

/* 学び放題・タブレットの補足 2枚 */
.houdai-grid{
  margin-top:44px;
  display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:18px;
}
.houdai-card{
  background:var(--white); border:1.5px solid var(--line); border-radius:16px; padding:22px 24px;
}
.houdai-card h4{
  font-family:var(--f-maru); font-weight:700; font-size:17px; letter-spacing:.05em;
  margin-bottom:8px; display:flex; gap:10px; align-items:center;
}
.houdai-card h4 i{ color:var(--sign-deep); }
.houdai-card p{ font-size:14.5px; }
.houdai-card .q-src{ display:block; margin-top:8px; }

/* ---------- コース（方面別案内板） ---------- */
.course-board{
  background:var(--sign-deep); border-radius:20px;
  box-shadow: inset 0 0 0 3px rgba(255,255,255,.9), inset 0 0 0 7px var(--sign-deep), 0 16px 36px rgba(19,102,56,.22);
  padding:14px 0; overflow:hidden;
}
.course-row{
  display:grid; grid-template-columns:176px minmax(0,1fr) 34px;
  gap:16px; align-items:center;
  padding:17px 28px;
  color:var(--white);
}
.course-row + .course-row{ border-top:1.5px solid rgba(255,255,255,.35); }
.course-name{
  font-family:var(--f-maru); font-weight:700; font-size:18px; letter-spacing:.08em;
  line-height:1.4;
}
.course-name small{
  display:block; font-family:var(--f-en); font-weight:500; font-size:11px;
  letter-spacing:.16em; color:rgba(255,255,255,.75); text-transform:uppercase;
}
.course-desc{ font-size:14px; line-height:1.8; color:rgba(255,255,255,.95); }
.course-arr{ font-size:20px; text-align:center; color:rgba(255,255,255,.9); }
.course-note{ margin-top:16px; font-size:13px; color:var(--ink-sub); }

/* ---------- 教室（フロアガイド） ---------- */
.floor-grid{
  display:grid; grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);
  gap:40px; align-items:start;
}
.floor-guide{
  background:var(--white); border:1.5px solid var(--line); border-radius:18px;
  overflow:hidden;
}
.floor-guide-head{
  background:var(--sign-deep); color:var(--white);
  font-family:var(--f-maru); font-weight:700; letter-spacing:.14em; font-size:14px;
  padding:10px 20px; display:flex; justify-content:space-between; align-items:center;
}
.floor-guide-head small{ font-family:var(--f-en); font-weight:500; letter-spacing:.2em; font-size:11px; }
.floor{
  display:grid; grid-template-columns:86px minmax(0,1fr);
  gap:18px; padding:22px 22px; align-items:start;
}
.floor + .floor{ border-top:1.5px dashed var(--line); }
.floor-no{
  font-family:var(--f-en); font-weight:700; font-size:34px; line-height:1;
  color:var(--sign-vivid); text-align:center; padding-top:4px;
}
.floor-no small{
  display:block; font-size:11px; font-weight:600; letter-spacing:.14em; color:var(--ink-sub);
  margin-top:6px;
}
.floor-body h4{
  font-family:var(--f-maru); font-weight:700; font-size:17.5px; letter-spacing:.05em;
  margin-bottom:6px;
}
.floor-body p{ font-size:14.5px; color:var(--ink-sub); }
.floor-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:10px; }
.floor-tags span{
  font-size:12.5px; background:var(--tint); color:var(--sign-deep);
  border-radius:999px; padding:3px 12px; font-weight:500;
}
.michikusa{
  display:inline-block; margin-top:14px;
  transform:rotate(-2.5deg);
}
.floor-copy h3{
  font-family:var(--f-maru); font-weight:900; font-size:clamp(21px,2.8vw,26px);
  line-height:1.65; margin-bottom:14px; letter-spacing:.03em;
}
.floor-copy p{ font-size:15px; margin-bottom:14px; }
.floor-quote{
  background:var(--white); border:1.5px solid var(--line); border-radius:14px;
  padding:18px 20px; font-size:14.5px; margin-top:6px;
}
.floor-quote .q-src{ display:block; margin-top:8px; }

/* ---------- XedPlex バンド（黒子） ---------- */
.xp-band{
  background:var(--sign-deep); color:var(--white);
  padding:44px 0;
}
.xp-band-inner{
  display:flex; gap:24px; align-items:center; flex-wrap:wrap;
}
.xp-band-mark{
  flex:none; width:58px; height:58px; border-radius:50%;
  border:3px solid rgba(255,255,255,.9);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--f-min); font-weight:700; font-size:30px; color:var(--white);
}
.xp-band-copy{ flex:1; min-width:260px; }
.xp-band-copy h3{
  font-family:var(--f-maru); font-weight:700; font-size:clamp(18px,2.6vw,22px);
  letter-spacing:.06em; line-height:1.7;
}
.xp-band-copy p{ margin-top:8px; font-size:14px; color:rgba(255,255,255,.92); }

/* ---------- あんしん ---------- */
.anshin-grid{
  display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:18px;
}
.anshin-card{
  background:var(--white); border:1.5px solid var(--line); border-radius:16px;
  padding:22px 20px; display:flex; flex-direction:column;
}
.anshin-card .plate--sm{ align-self:flex-start; }
.anshin-card h4{
  font-family:var(--f-maru); font-weight:700; font-size:18px; letter-spacing:.04em;
  margin:12px 0 8px; line-height:1.6;
}
.anshin-card > p{ font-size:14px; color:var(--ink-sub); margin-bottom:14px; }
.shot-frame{
  margin-top:auto;
  height:210px; background:var(--tint); border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  overflow:hidden; padding:10px;
}
.shot-frame img{ max-height:100%; width:auto; max-width:100%; border-radius:6px; box-shadow:0 4px 14px rgba(20,48,31,.12); }
.shot-cap{ margin-top:10px; font-size:12.5px; color:var(--ink-sub); text-align:center; }

/* 様式モック: 指導報告書 */
.mock-report{
  background:var(--white); border:1.5px solid var(--line); border-radius:12px;
  padding:16px 16px 12px; font-size:12.5px; line-height:1.7;
  box-shadow:0 4px 14px rgba(20,48,31,.1);
  width:100%; max-width:280px;
}
.mock-report-head{
  display:flex; justify-content:space-between; align-items:center;
  border-bottom:2px solid var(--sign-deep); padding-bottom:6px; margin-bottom:8px;
}
.mock-report-head b{ font-family:var(--f-maru); font-size:13.5px; letter-spacing:.08em; }
.mock-report-head span{ font-size:10.5px; color:var(--ink-sub); }
.mock-report table{ width:100%; border-collapse:collapse; }
.mock-report th{
  text-align:left; font-weight:500; color:var(--ink-sub); font-size:11px;
  padding:5px 8px 5px 0; width:64px; vertical-align:top; white-space:nowrap;
}
.mock-report td{ padding:5px 0; border-bottom:1px dashed var(--line); font-size:12px; }
.mock-report .stars{ color:#c99011; letter-spacing:.1em; }
.mock-note{ margin-top:8px; font-size:11px; color:var(--ink-sub); text-align:center; }

/* 様式モック: 保護者スマホ通知 */
.mock-phone{
  width:100%; max-width:230px;
  background:var(--ink); border-radius:22px; padding:10px 8px;
  box-shadow:0 8px 22px rgba(20,48,31,.22);
}
.mock-phone-screen{
  background:var(--tint); border-radius:14px; padding:12px 10px; font-size:11.5px;
}
.mock-phone-time{
  text-align:center; font-family:var(--f-en); font-weight:600; font-size:15px;
  color:var(--ink); margin-bottom:8px;
}
.mock-noti{
  background:var(--white); border-radius:10px; padding:8px 10px; margin-bottom:7px;
  box-shadow:0 2px 6px rgba(20,48,31,.08);
}
.mock-noti b{ display:flex; gap:6px; align-items:center; font-size:11.5px; font-weight:700; }
.mock-noti b i{ color:var(--sign-deep); font-size:11px; }
.mock-noti span{ display:block; font-size:10.5px; color:var(--ink-sub); margin-top:2px; line-height:1.5; }

/* ギャラリー */
.gallery-title{
  margin:44px 0 16px; text-align:center;
  font-family:var(--f-maru); font-weight:700; font-size:18px; letter-spacing:.08em;
}
.xp-gallery{
  display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:14px;
}
.xp-gallery figure{ margin:0; }
.xp-gallery figcaption{ font-size:12.5px; color:var(--ink-sub); text-align:center; margin-top:6px; }
.gallery-note{ margin-top:14px; text-align:center; font-size:12.5px; color:var(--ink-sub); }

/* ---------- 保護者へ・生徒へ ---------- */
.two-col{
  display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:18px;
}
.who-card{
  background:var(--white); border:1.5px solid var(--line); border-radius:16px; padding:24px;
}
.who-card h3{
  font-family:var(--f-maru); font-weight:700; font-size:19px; letter-spacing:.06em;
  display:flex; align-items:center; gap:10px; margin-bottom:14px;
}
.who-card h3 i{ color:var(--sign-deep); }
.who-card ul{ list-style:none; }
.who-card li{
  position:relative; padding:7px 0 7px 26px; font-size:14.5px;
  border-bottom:1px dashed var(--line);
}
.who-card li:last-child{ border-bottom:none; }
.who-card li::before{
  content:"\270f"; /* えんぴつ（ロゴのStudyの点の再演） */
  position:absolute; left:0; top:7px; color:var(--sign-deep); font-size:13px;
}

/* ---------- 声・口コミ ---------- */
.rank-plate{
  max-width:760px; margin:0 auto 34px;
  background:var(--white); border:2px solid var(--sign-deep); border-radius:16px;
  padding:22px 26px; text-align:center;
}
.rank-plate .no1{
  font-family:var(--f-en); font-weight:700; font-size:44px; line-height:1;
  color:var(--sign-vivid); letter-spacing:.02em;
}
.rank-plate .no1 small{ font-size:20px; }
.rank-plate p{ margin-top:8px; font-size:14.5px; }
.rank-plate .q-src{ display:block; margin-top:6px; }
.voice-grid{
  display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:18px;
}
.voice-card{
  background:var(--white); border:1.5px solid var(--line); border-radius:16px; padding:22px 24px;
  font-size:14.5px; line-height:2;
}
.voice-card .q-src{ display:block; margin-top:10px; }

/* ---------- 通塾の流れ ---------- */
.flow{ max-width:760px; margin:0 auto; position:relative; padding-left:20px; }
.flow::before{
  content:""; position:absolute; left:29px; top:16px; bottom:16px;
  border-left:3px dashed var(--line);
}
.flow-step{
  position:relative; display:flex; gap:18px; align-items:flex-start; padding:11px 0;
}
.flow-no{
  flex:none; width:52px; height:52px; border-radius:50%;
  background:var(--sign-deep); color:var(--white);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--f-en); font-weight:700; font-size:20px;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.8), inset 0 0 0 4px var(--sign-deep);
  position:relative; z-index:1;
}
.flow-body{ flex:1; padding-top:4px; }
.flow-body h4{ font-family:var(--f-maru); font-weight:700; font-size:16.5px; letter-spacing:.05em; }
.flow-body p{ font-size:14px; color:var(--ink-sub); margin-top:3px; }

/* ---------- FAQ ---------- */
.faq{ max-width:820px; margin:0 auto; }
details.qa{
  background:var(--white); border:1.5px solid var(--line); border-radius:14px;
  margin-bottom:12px; overflow:hidden;
}
details.qa summary{
  cursor:pointer; list-style:none;
  display:flex; gap:14px; align-items:baseline;
  padding:17px 20px;
  font-family:var(--f-maru); font-weight:700; font-size:15.5px; line-height:1.7;
}
details.qa summary::-webkit-details-marker{ display:none; }
details.qa summary::before{
  content:"Q"; flex:none;
  font-family:var(--f-en); font-weight:700; font-size:18px; color:var(--sign-deep);
}
details.qa .a{
  padding:0 20px 18px 47px; font-size:14.5px; color:var(--ink);
}
details.qa[open] summary{ border-bottom:1px dashed var(--line); margin-bottom:12px; }

/* ---------- アクセス ---------- */
.access-grid{
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:36px; align-items:start;
}
.access-table{ width:100%; border-collapse:collapse; background:var(--white); border:1.5px solid var(--line); border-radius:16px; overflow:hidden; }
.access-table th{
  text-align:left; font-family:var(--f-maru); font-weight:700; font-size:13.5px;
  color:var(--sign-deep); background:var(--tint);
  padding:13px 16px; width:104px; vertical-align:top; white-space:nowrap;
}
.access-table td{ padding:13px 16px; font-size:14.5px; border-bottom:1px solid var(--tint); }
.access-table tr:last-child td, .access-table tr:last-child th{ border-bottom:none; }
.access-table a{ font-weight:700; }
.station-line{
  background:var(--white); border:1.5px solid var(--line); border-radius:16px;
  padding:26px 24px;
}
.station-line h4{
  font-family:var(--f-maru); font-weight:700; font-size:15px; letter-spacing:.08em;
  margin-bottom:20px; color:var(--ink);
}
.station-diagram{
  display:flex; align-items:center; gap:8px;
}
.station-dot{
  flex:none; text-align:center;
}
.station-dot .dot{
  display:block; width:18px; height:18px; border-radius:50%; margin:0 auto 8px;
  background:var(--white); border:4px solid var(--sign-deep);
  box-sizing:border-box;
}
.station-dot .dot--goal{ background:var(--sign-deep); }
.station-dot b{ display:block; font-family:var(--f-maru); font-weight:700; font-size:13.5px; line-height:1.5; }
.station-dot small{ font-size:11px; color:var(--ink-sub); }
.station-path{
  flex:1; text-align:center; position:relative; padding-bottom:26px;
}
.station-path::before{
  content:""; display:block; border-top:3px dashed var(--line); margin-top:9px;
}
.station-path span{
  position:absolute; top:16px; left:50%; transform:translateX(-50%);
  font-size:12px; color:var(--ink-sub); white-space:nowrap;
}
.station-note{ margin-top:14px; font-size:12.5px; color:var(--ink-sub); }

/* ---------- クロージング ---------- */
.closing{
  padding:84px 0; background:var(--sign-deep); color:var(--white);
  text-align:center; position:relative; overflow:hidden;
}
.closing .crest{
  background:transparent; border-color:rgba(255,255,255,.9); color:var(--white);
  width:60px; height:60px; font-size:32px; margin:0 auto 22px;
}
.closing h2{
  font-family:var(--f-min); font-weight:700;
  font-size:clamp(30px,5vw,48px); letter-spacing:.14em; line-height:1.5;
}
.closing-lead{
  margin:16px auto 0; max-width:640px; font-size:15px; color:rgba(255,255,255,.94);
}
.closing-lead .q{ color:var(--white); }
.closing-src{ font-size:12px; color:rgba(255,255,255,.8); margin-left:4px; }
.closing-cta{ margin-top:32px; display:flex; justify-content:center; gap:14px; flex-wrap:wrap; }
.btn--white{
  background:var(--white); color:var(--sign-deep);
  box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.btn--outline{
  background:transparent; color:var(--white);
  border:2px solid rgba(255,255,255,.9);
}
.closing-tel{
  margin-top:26px; font-size:14px; color:rgba(255,255,255,.94);
}
.closing-tel b{ font-family:var(--f-en); font-weight:700; font-size:26px; letter-spacing:.04em; display:inline-block; margin:0 6px; }
.closing-tel a{ color:var(--white); text-decoration:none; }
.closing-note{ margin-top:8px; font-size:12.5px; color:rgba(255,255,255,.8); }

/* ---------- footer ---------- */
.footer{
  background:var(--ink); color:rgba(255,255,255,.92);
  padding:44px 0 30px; font-size:13.5px;
}
.footer-grid{
  display:flex; gap:28px; flex-wrap:wrap; align-items:flex-start; justify-content:space-between;
}
.footer-org b{ font-family:var(--f-maru); font-size:16px; letter-spacing:.06em; display:block; margin-bottom:8px; }
.footer-org p{ line-height:1.9; color:rgba(255,255,255,.8); }
.footer-org a{ color:rgba(255,255,255,.92); }
.footer-links{ display:flex; flex-direction:column; gap:6px; }
.footer-links a{ color:rgba(255,255,255,.85); text-decoration:none; }
.footer-links a:hover{ text-decoration:underline; }
.footer-sign{
  display:inline-block;
  border:1.5px solid rgba(255,255,255,.5); border-radius:8px;
  padding:5px 14px; font-family:var(--f-min); font-weight:600; letter-spacing:.16em;
  font-size:13px; color:rgba(255,255,255,.85);
}
.footer-bottom{
  margin-top:30px; padding-top:18px; border-top:1px solid rgba(255,255,255,.18);
  display:flex; gap:12px; flex-wrap:wrap; justify-content:space-between; align-items:center;
  font-size:12.5px; color:rgba(255,255,255,.75);
}
.footer-bottom a{ color:rgba(255,255,255,.85); }

/* ---------- 演出（初期状態＝完成状態。JSが .js を付けた時のみ巻き戻す） ---------- */
html.js .reveal{ opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease; }
html.js .reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){
  html.js .reveal{ opacity:1 !important; transform:none !important; transition:none !important; }
  html{ scroll-behavior:auto; }
  .btn{ transition:none; }
}

/* ---------- レスポンシブ ---------- */
@media screen and (max-width: 960px){
  .hero-grid{ grid-template-columns:minmax(0,1fr); gap:36px; }
  .hero-sign{ max-width:520px; margin:14px auto 0; }
  .hero-under{ max-width:520px; margin-left:auto; margin-right:auto; }
  .jitoki-grid{ grid-template-columns:minmax(0,1fr); }
  .jitoki-left{ max-width:460px; margin:0 auto; width:100%; }
  .anshin-grid{ grid-template-columns:minmax(0,1fr); }
  .shot-frame{ height:230px; }
  .floor-grid{ grid-template-columns:minmax(0,1fr); }
  .access-grid{ grid-template-columns:minmax(0,1fr); }
  .ieta-row{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .ieta-card:last-child{ grid-column:1 / -1; }
}
@media screen and (max-width: 640px){
  body{ font-size:15px; }
  .photo-pair{ grid-template-columns:minmax(0,1fr); }
  .sec{ padding:60px 0; }
  .nav-brand-txt small{ display:none; }
  .nav-links{ display:none; }
  .hero{ padding:40px 0 52px; }
  .hero-sign-main{ font-size:clamp(46px, 15vw, 64px); }
  .two-col{ grid-template-columns:minmax(0,1fr); }
  .voice-grid{ grid-template-columns:minmax(0,1fr); }
  .houdai-grid{ grid-template-columns:minmax(0,1fr); }
  .xp-gallery{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .course-row{ grid-template-columns:minmax(0,1fr); gap:6px; padding:16px 20px; }
  .course-arr{ display:none; }
  .course-name small{ display:inline; margin-left:8px; }
  .floor{ grid-template-columns:64px minmax(0,1fr); }
  .roadmap{ padding-left:0; }
  .roadmap::before{ left:27px; }
  .roadstep-no{ width:48px; height:48px; font-size:20px; }
  .flow{ padding-left:0; }
  .flow::before{ left:25px; }
  .station-dot b{ font-size:12px; }
  .btn{ width:100%; }
  .hero-cta .btn{ width:auto; flex:1 1 200px; }
  .closing-cta .btn{ width:min(320px, 88%); }
}