/* ===== カラー設計（広島都市学園大学 = パープル基調） ===== */
:root{
  --purple:#5b2a86;      /* メインパープル */
  --purple-dark:#3f1d62;
  --purple-light:#8a5cb8;
  --gold:#c9a14a;        /* アクセント（信頼・上質） */
  --accent:#e8612c;      /* CTA用オレンジ（コンバージョン強調） */
  --accent-dark:#cf4f1e;
  --ink:#2b2433;         /* 文字色 */
  --ink-soft:#5c5566;
  --bg:#ffffff;
  --bg-soft:#f6f3fa;     /* 薄紫背景 */
  --bg-soft2:#faf8fc;
  --line:#e6def0;
  --radius:16px;
  --shadow:0 10px 30px rgba(63,29,98,.10);
  --shadow-sm:0 4px 14px rgba(63,29,98,.08);
  --maxw:1120px;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;scroll-padding-top:72px;}
body{
  font-family:"Noto Sans JP","Zen Kaku Gothic New",sans-serif;
  color:var(--ink);
  line-height:1.85;
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  word-break:auto-phrase;
  overflow-wrap:break-word;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px;}
.nowrap{white-space:nowrap;}
.pc-only{display:inline;}
.sp-only{display:none;}

h1,h2,h3{font-family:"Zen Kaku Gothic New","Noto Sans JP",sans-serif;line-height:1.4;letter-spacing:.02em;}

/* ===== ボタン ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-weight:700;border-radius:999px;padding:16px 30px;font-size:1.05rem;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  text-align:center;line-height:1.4;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 22px rgba(232,97,44,.35);}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.15);color:#fff;border:2px solid rgba(255,255,255,.7);}
.btn-ghost:hover{background:rgba(255,255,255,.28);}
.btn-cta-big{
  background:var(--accent);color:#fff;font-size:1.2rem;padding:20px 44px;
  box-shadow:0 12px 30px rgba(232,97,44,.45);
}
.btn-cta-big:hover{background:var(--accent-dark);transform:translateY(-3px);}

/* ===== ヘッダー ===== */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;}
.logo{font-family:"Zen Kaku Gothic New";font-weight:900;font-size:1.3rem;color:var(--purple);display:flex;align-items:baseline;gap:.4em;}
.logo-sub{font-size:.7rem;font-weight:700;color:var(--ink-soft);letter-spacing:.1em;}
.header-cta{
  background:var(--accent);color:#fff;font-weight:700;font-size:.92rem;
  padding:10px 20px;border-radius:999px;display:inline-flex;gap:.4em;align-items:center;
  box-shadow:0 4px 12px rgba(232,97,44,.3);transition:background .2s;
}
.header-cta:hover{background:var(--accent-dark);}

/* ===== ファーストビュー ===== */
.hero{
  background:linear-gradient(135deg,var(--purple-dark) 0%,var(--purple) 55%,var(--purple-light) 100%);
  color:#fff;position:relative;overflow:hidden;padding:60px 0 70px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 80% 20%,rgba(255,255,255,.12),transparent 40%);
  pointer-events:none;
}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;position:relative;}
.hero-tag{
  display:inline-flex;align-items:center;gap:.5em;background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:7px 16px;
  font-size:.85rem;font-weight:700;margin-bottom:20px;
}
.hero-title{font-size:clamp(1.9rem,4.6vw,3.1rem);font-weight:900;margin-bottom:18px;letter-spacing:.01em;}
.hero-title .hl{color:#ffd66e;}
.hero-title .hl-big{color:#ffd66e;font-size:1.25em;text-shadow:0 2px 10px rgba(0,0,0,.2);}
.hero-lead{font-size:1.02rem;line-height:1.9;color:rgba(255,255,255,.92);margin-bottom:26px;}
.hero-metrics{display:flex;gap:14px;margin-bottom:30px;flex-wrap:wrap;}
.metric{
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  border-radius:14px;padding:14px 18px;flex:1;min-width:96px;text-align:center;
}
.metric-num{display:block;font-family:"Zen Kaku Gothic New";font-weight:900;font-size:1.85rem;color:#ffd66e;line-height:1.1;}
.metric-num small{font-size:.55em;margin-left:1px;}
.metric-label{font-size:.74rem;color:rgba(255,255,255,.85);}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;}
.hero-visual{display:flex;justify-content:center;}
.hero-photo{
  background:#fff;padding:10px;border-radius:20px;box-shadow:0 20px 50px rgba(0,0,0,.3);
  max-width:340px;width:100%;
}
.hero-photo img{border-radius:12px;width:100%;object-fit:cover;}
.hero-photo figcaption{font-size:.8rem;color:var(--ink-soft);text-align:center;padding:10px 6px 4px;font-weight:700;}

/* ===== セクション共通 ===== */
.section{padding:74px 0;}
.section:nth-of-type(even){background:var(--bg-soft2);}
.section-eyebrow{
  text-align:center;color:var(--purple);font-weight:700;font-size:.95rem;
  letter-spacing:.12em;margin-bottom:10px;
}
.section-eyebrow::before{content:"◆ ";color:var(--gold);}
.section-title{
  text-align:center;font-size:clamp(1.5rem,3.4vw,2.2rem);font-weight:900;
  margin-bottom:42px;color:var(--ink);
}

/* ===== 悩み ===== */
.problems{background:var(--bg-soft)!important;}
.problem-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;max-width:880px;margin:0 auto;}
.problem-card{
  background:#fff;border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);
  display:flex;gap:16px;align-items:flex-start;list-style:none;
}
.problem-card i{color:var(--purple-light);font-size:1.7rem;flex-shrink:0;margin-top:2px;}
.problem-card p{font-size:.98rem;}
.problem-card strong{color:var(--purple);}
.problems-bridge{
  text-align:center;margin-top:34px;font-size:1.15rem;font-weight:700;color:var(--ink);
}
.problems-bridge strong{color:var(--accent);border-bottom:3px solid #ffd66e;padding-bottom:2px;}

/* ===== 解決 ===== */
.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.sol-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 26px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .2s;
}
.sol-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.sol-icon{
  width:70px;height:70px;margin:0 auto 18px;border-radius:50%;
  background:linear-gradient(135deg,var(--purple),var(--purple-light));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.7rem;
}
.sol-card h3{font-size:1.18rem;color:var(--purple-dark);margin-bottom:12px;}
.sol-card p{font-size:.95rem;color:var(--ink-soft);}

/* ===== インタビュー ===== */
.interview{background:linear-gradient(180deg,#faf8fc,#fff)!important;}

/* 登場人物紹介 */
.talk-intro{
  display:flex;align-items:center;justify-content:center;gap:28px;margin-bottom:44px;flex-wrap:wrap;
}
.talk-intro-person{text-align:center;width:150px;}
.talk-intro-person img{
  width:120px;height:120px;border-radius:50%;object-fit:cover;object-position:center top;
  margin:0 auto 10px;border:5px solid #fff;box-shadow:0 8px 24px rgba(63,29,98,.18);
}
.talk-intro-x{color:var(--gold);font-size:1.8rem;}
.talker-name{display:block;font-weight:900;font-size:1.02rem;color:var(--purple-dark);}
.talker-role{display:block;font-size:.76rem;color:var(--ink-soft);line-height:1.4;margin-top:3px;}

/* 吹き出しチャット */
.chat{max-width:840px;margin:0 auto;}
.chat-row{display:flex;align-items:flex-start;gap:14px;margin-bottom:22px;}
.chat-ava{
  width:58px;height:58px;border-radius:50%;object-fit:cover;object-position:center top;
  flex-shrink:0;border:3px solid #fff;box-shadow:0 4px 12px rgba(63,29,98,.18);
}
.chat-bubble{
  position:relative;max-width:78%;padding:16px 20px;border-radius:18px;
  box-shadow:var(--shadow-sm);
}
.chat-name{display:block;font-size:.78rem;font-weight:700;margin-bottom:6px;opacity:.85;}
.chat-bubble p{font-size:1rem;line-height:1.8;}
.chat-bubble p+p{margin-top:12px;}
.chat-bubble strong{font-weight:700;background:linear-gradient(transparent 60%,#ffe9a8 60%);}

/* 半嶺（左・質問） */
.chat-row.left .chat-bubble{
  background:#efeaf6;border-top-left-radius:4px;color:var(--ink);
}
.chat-row.left .chat-bubble::before{
  content:"";position:absolute;left:-9px;top:18px;border:6px solid transparent;
  border-right-color:#efeaf6;border-left:0;
}
.chat-row.left .chat-name{color:var(--purple);}

/* 石倉先生（右・回答） */
.chat-row.right{flex-direction:row-reverse;}
.chat-row.right .chat-bubble{
  background:linear-gradient(135deg,var(--purple),var(--purple-light));
  color:#fff;border-top-right-radius:4px;
}
.chat-row.right .chat-bubble::before{
  content:"";position:absolute;right:-9px;top:18px;border:6px solid transparent;
  border-left-color:var(--purple);border-right:0;
}
.chat-row.right .chat-name{color:#ffd66e;}
.chat-row.right .chat-bubble strong{color:#fff;background:linear-gradient(transparent 60%,rgba(255,214,110,.45) 60%);}

.callout-numbers{
  display:flex;gap:16px;max-width:820px;margin:34px auto;flex-wrap:wrap;
}
.cn{
  flex:1;min-width:140px;text-align:center;background:linear-gradient(135deg,var(--purple),var(--purple-light));
  color:#fff;border-radius:14px;padding:22px 14px;box-shadow:var(--shadow-sm);
}
.cn-num{display:block;font-family:"Zen Kaku Gothic New";font-weight:900;font-size:2rem;color:#ffd66e;line-height:1.1;}
.cn-num small{font-size:.5em;}
.cn-label{font-size:.82rem;}

.interview-credit{text-align:center;font-size:.85rem;color:var(--ink-soft);margin-top:36px;}

/* ===== 選ばれる理由 ===== */
.reason-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:920px;margin:0 auto;}
.reason-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;position:relative;box-shadow:var(--shadow-sm);
}
.reason-no{
  font-family:"Zen Kaku Gothic New";font-weight:900;font-size:2.4rem;color:#ecd9ff;
  position:absolute;top:14px;right:22px;line-height:1;
}
.reason-card h3{font-size:1.16rem;color:var(--purple-dark);margin-bottom:12px;padding-right:50px;}
.reason-card p{font-size:.95rem;color:var(--ink-soft);}

/* ===== 機能 ===== */
.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 30px;max-width:920px;margin:0 auto;list-style:none;}
.feature-list li{display:flex;gap:14px;align-items:flex-start;}
.feature-list i{color:var(--purple);font-size:1.3rem;margin-top:4px;flex-shrink:0;}
.feature-list h3{font-size:1.05rem;color:var(--ink);margin-bottom:4px;}
.feature-list p{font-size:.92rem;color:var(--ink-soft);}
.features-note{
  max-width:820px;margin:34px auto 0;background:var(--bg-soft);border-radius:12px;
  padding:18px 22px;font-size:.92rem;color:var(--ink-soft);display:flex;gap:10px;align-items:flex-start;
}
.features-note i{color:var(--purple);margin-top:3px;}

/* ===== メリット ===== */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.benefit-card{background:#fff;border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow-sm);border-top:5px solid var(--purple);}
.benefit-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.benefit-head i{font-size:1.5rem;color:var(--purple);}
.benefit-head h3{font-size:1.15rem;color:var(--purple-dark);}
.benefit-card ul{list-style:none;}
.benefit-card li{font-size:.95rem;padding:8px 0 8px 26px;position:relative;border-bottom:1px dashed var(--line);}
.benefit-card li:last-child{border-bottom:none;}
.benefit-card li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--gold);position:absolute;left:0;font-size:.85rem;top:11px;}

/* ===== 導入事例 ===== */
.case{background:var(--bg-soft)!important;}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:40px;}
.case-stat{background:#fff;border-radius:var(--radius);padding:26px 16px;text-align:center;box-shadow:var(--shadow-sm);}
.case-num{display:block;font-family:"Zen Kaku Gothic New";font-weight:900;font-size:1.7rem;color:var(--purple);line-height:1.2;margin-bottom:8px;}
.case-text{font-size:.82rem;color:var(--ink-soft);}
.case-building{max-width:680px;margin:0 auto 34px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative;}
.case-building a{display:block;position:relative;}
.case-building img{width:100%;object-fit:cover;transition:transform .4s;}
.case-building a:hover img{transform:scale(1.04);}
.case-building-label{
  position:absolute;left:50%;bottom:18px;transform:translateX(-50%);
  background:rgba(91,42,134,.92);color:#fff;font-weight:700;font-size:.92rem;
  padding:11px 22px;border-radius:999px;display:inline-flex;gap:.5em;align-items:center;white-space:nowrap;
  box-shadow:0 6px 18px rgba(0,0,0,.25);
}
.case-building figcaption{font-size:.8rem;color:var(--ink-soft);text-align:center;padding:10px 8px 0;}
.case-quote{
  max-width:760px;margin:0 auto;background:#fff;border-radius:var(--radius);
  padding:32px 34px;box-shadow:var(--shadow-sm);position:relative;text-align:center;
}
.case-quote i{color:#ecd9ff;font-size:2rem;margin-bottom:10px;}
.case-quote p{font-size:1.1rem;font-weight:700;color:var(--ink);line-height:1.8;}
.case-quote cite{display:block;margin-top:16px;font-style:normal;font-size:.9rem;color:var(--purple);font-weight:700;}

/* ===== 流れ ===== */
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;list-style:none;counter-reset:flow;}
.flow-step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 22px 26px;text-align:center;position:relative;box-shadow:var(--shadow-sm);}
.flow-num{
  width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--purple-light));
  color:#fff;font-family:"Zen Kaku Gothic New";font-weight:900;font-size:1.4rem;
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;
}
.flow-step h3{font-size:1.05rem;color:var(--purple-dark);margin-bottom:10px;}
.flow-step p{font-size:.88rem;color:var(--ink-soft);}

/* ===== FAQ ===== */
.faq-list{max-width:780px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-sm);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 50px 18px 22px;font-weight:700;font-size:1rem;
  color:var(--ink);position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:"Q";color:var(--purple);font-weight:900;margin-right:10px;}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--purple-light);
  position:absolute;right:22px;top:50%;transform:translateY(-50%);transition:transform .25s;font-size:.85rem;
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg);}
.faq-body{padding:0 22px 20px 22px;}
.faq-body p{font-size:.95rem;color:var(--ink-soft);}

/* ===== 最後のCTA ===== */
.final-cta{
  background:linear-gradient(135deg,var(--purple-dark),var(--purple) 60%,var(--purple-light));
  color:#fff;text-align:center;
}
.final-inner{position:relative;}
.section-eyebrow.light{color:#ffd66e;}
.section-eyebrow.light::before{content:"◆ ";color:#ffd66e;}
.final-title{font-size:clamp(1.6rem,3.6vw,2.4rem);font-weight:900;margin-bottom:18px;}
.final-lead{font-size:1.05rem;color:rgba(255,255,255,.92);margin-bottom:32px;}
.final-note{font-size:.82rem;color:rgba(255,255,255,.78);margin-top:18px;}
.final-note i{margin-right:5px;}

/* ===== フッター ===== */
.site-footer{background:var(--ink);color:#cfc7d8;padding:48px 0 0;}
.footer-inner{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px;padding-bottom:30px;}
.footer-logo{font-family:"Zen Kaku Gothic New";font-weight:900;font-size:1.4rem;color:#fff;margin-bottom:10px;}
.footer-desc{font-size:.85rem;line-height:1.7;}
.footer-nav{display:flex;flex-direction:column;gap:10px;}
.footer-nav a{font-size:.9rem;transition:color .2s;}
.footer-nav a:hover{color:#ffd66e;}
.footer-related p{font-size:.82rem;color:#9a90ab;margin-bottom:8px;}
.footer-related a{font-size:.9rem;display:inline-flex;gap:.4em;align-items:center;transition:color .2s;}
.footer-related a:hover{color:#ffd66e;}
.copyright{border-top:1px solid rgba(255,255,255,.12);text-align:center;padding:18px 0;font-size:.78rem;color:#8a8095;}

/* ===== 追従CTA ===== */
.floating-cta{
  display:none;position:fixed;bottom:14px;left:50%;transform:translateX(-50%);
  background:var(--accent);color:#fff;font-weight:700;padding:14px 26px;border-radius:999px;
  box-shadow:0 8px 24px rgba(232,97,44,.5);z-index:60;font-size:1rem;gap:.5em;align-items:center;
  width:calc(100% - 28px);max-width:420px;justify-content:center;
}

/* ===== レスポンシブ ===== */
@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:34px;text-align:center;}
  .hero-metrics,.hero-btns{justify-content:center;}
  .hero-photo{max-width:300px;}
  .solution-grid,.benefit-grid,.flow-steps{grid-template-columns:1fr 1fr;}
  .case-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:700px){
  .pc-only{display:none;}
  .sp-only{display:inline;}
  .section{padding:52px 0;}
  .section-title{margin-bottom:30px;}
  .header-cta{font-size:.78rem;padding:9px 14px;}
  .header-cta i{display:none;}
  .logo{font-size:1.15rem;}
  .hero{padding:40px 0 56px;}
  .hero-metrics{gap:10px;}
  .metric{padding:12px 10px;min-width:0;}
  .metric-num{font-size:1.5rem;}
  .metric-label{font-size:.68rem;}
  .btn{width:100%;font-size:1rem;padding:15px 20px;}
  .hero-btns{flex-direction:column;}
  .problem-grid,.solution-grid,.reason-grid,.feature-list,.benefit-grid,.flow-steps,.case-grid{grid-template-columns:1fr;}
  .talk-intro{gap:16px;}
  .talk-intro-person{width:112px;}
  .talk-intro-person img{width:92px;height:92px;}
  .chat-ava{width:46px;height:46px;}
  .chat-bubble{max-width:84%;padding:14px 16px;}
  .chat-bubble p{font-size:.95rem;}
  .callout-numbers{gap:10px;}
  .cn{min-width:0;padding:18px 8px;}
  .cn-num{font-size:1.5rem;}
  .case-num{font-size:1.4rem;}
  .footer-inner{grid-template-columns:1fr;gap:24px;text-align:center;}
  .footer-nav{align-items:center;}
  .floating-cta{display:flex;}
  body{padding-bottom:78px;}
  .case-building-label{font-size:.8rem;padding:9px 16px;}
}
@media(max-width:380px){
  .hero-title{font-size:1.7rem;}
  .metric-num{font-size:1.3rem;}
}