/* =========================================================
   次世代ビジネススクール CAT（キャット） LP
   方針: 情報商材LP調 / 温かみのあるオレンジ×ネイビー / 行動喚起重視
   ========================================================= */

:root {
  --orange: #ff7a18;
  --orange-dark: #e8650a;
  --orange-050: #fff4ec;
  --orange-100: #ffe3d0;
  --amber: #ffb547;

  --navy: #1f2733;
  --navy-soft: #2c3645;
  --ink: #2a2f36;
  --ink-sub: #5b6470;
  --muted: #9aa3ad;

  --line: #e7e9ed;
  --bg: #ffffff;
  --bg-tint: #fbf7f2;
  --white: #ffffff;

  --green: #2a9d4a;
  --red: #d64545;

  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(31, 39, 51, 0.06);
  --shadow: 0 10px 30px rgba(31, 39, 51, 0.10);
  --max: 1080px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--orange-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.container-narrow { max-width: 760px; }
.pc { display: inline; }
@media (max-width: 720px) { .pc { display: none; } }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-weight: 700;
  border-radius: 999px;
  padding: 12px 26px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
  text-align: center;
  line-height: 1.3;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-cta {
  background: linear-gradient(180deg, var(--amber), var(--orange));
  color: #fff;
  box-shadow: 0 8px 18px rgba(255, 122, 24, 0.35);
}
.btn-cta:hover { color: #fff; box-shadow: 0 12px 24px rgba(255, 122, 24, 0.45); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.7);
}
.btn-ghost:hover { color: #fff; background: rgba(255,255,255,0.12); }
.btn-lg { font-size: 17px; padding: 16px 36px; }
.btn-block { display: flex; width: 100%; }

/* ---------- ヘッダー ---------- */
.site-header {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.logo {
  font-size: 22px;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: 0.04em;
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.logo:hover { text-decoration: none; }
.logo-mark { font-size: 18px; }
.logo small { font-size: 11px; font-weight: 700; color: var(--ink-sub); letter-spacing: 0; }
.gnav { display: flex; gap: 20px; margin-left: auto; }
.gnav a { color: var(--ink); font-size: 13.5px; font-weight: 700; }
.gnav a:hover { color: var(--orange-dark); }
.header-cta { padding: 9px 18px; font-size: 13.5px; }
@media (max-width: 960px) { .gnav { display: none; } .header-cta { margin-left: auto; } }
@media (max-width: 520px) { .header-cta { display: none; } }

/* ---------- ヒーロー ---------- */
.hero {
  background:
    radial-gradient(1200px 400px at 80% -10%, rgba(255,181,71,0.25), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-soft) 100%);
  color: #fff;
  padding: 64px 0 72px;
  position: relative;
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 44px; align-items: center; }
.hero-eyebrow { font-size: 14px; letter-spacing: 0.08em; color: var(--amber); font-weight: 700; margin-bottom: 14px; }
.hero-eyebrow strong { color: #fff; }
.hero-title { font-size: 40px; font-weight: 900; line-height: 1.35; letter-spacing: 0.01em; margin-bottom: 18px; }
.hero-title .hl {
  background: linear-gradient(transparent 62%, rgba(255,122,24,0.55) 62%);
  padding: 0 2px;
}
.hero-lead { font-size: 16px; color: #e6e9ee; margin-bottom: 26px; }
.hero-cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-points { list-style: none; display: grid; gap: 6px; font-size: 14.5px; color: #f0f2f5; }
.hero-points strong { color: var(--amber); }

.hero-card {
  background: #fff;
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: 26px 24px 24px;
  box-shadow: var(--shadow);
  position: relative;
}
.hero-badge {
  position: absolute;
  top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--red);
  color: #fff; font-size: 12.5px; font-weight: 700;
  padding: 6px 16px; border-radius: 999px;
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}
.hero-card-label { text-align: center; font-size: 13px; color: var(--ink-sub); margin-top: 8px; }
.hero-price { text-align: center; font-size: 42px; font-weight: 900; color: var(--navy); line-height: 1.1; }
.hero-price .yen { font-size: 24px; vertical-align: 6px; margin-right: 2px; }
.hero-price small { font-size: 14px; font-weight: 700; color: var(--ink-sub); }
.hero-card-note { text-align: center; font-size: 12px; color: var(--muted); margin-bottom: 16px; }
.hero-card-gift { background: var(--orange-050); border: 1px dashed var(--orange); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 16px; }
.gift-head { text-align: center; font-weight: 700; color: var(--orange-dark); font-size: 13.5px; margin-bottom: 8px; }
.hero-card-gift ul { list-style: none; display: grid; gap: 6px; font-size: 14px; }
.hero-card-gift strong { color: var(--orange-dark); }

@media (max-width: 880px) {
  .hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .hero-title { font-size: 30px; }
  .hero { padding: 44px 0 56px; }
}

/* ---------- セクション共通 ---------- */
.section { padding: 72px 0; }
.section-tint { background: var(--bg-tint); }
.section-eyebrow { text-align: center; color: var(--orange); font-weight: 800; letter-spacing: 0.14em; font-size: 13px; margin-bottom: 8px; }
.section-eyebrow.light { color: var(--amber); }
.section-title { text-align: center; font-size: 28px; font-weight: 900; color: var(--navy); line-height: 1.45; margin-bottom: 12px; }
.section-title.left { text-align: left; }
.section-title.light { color: #fff; }
.section-sub { text-align: center; color: var(--ink-sub); margin-bottom: 40px; }
.section-sub.light { color: #e6e9ee; }
.editable-note { color: var(--muted); font-size: 12.5px; }
@media (max-width: 720px) { .section { padding: 52px 0; } .section-title { font-size: 23px; } }

/* ---------- 悩み ---------- */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.problem-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 20px; box-shadow: var(--shadow-sm); display: flex; gap: 14px; align-items: flex-start;
}
.problem-icon { font-size: 26px; flex: none; }
.problem-card strong { color: var(--orange-dark); }
.problem-conclusion { text-align: center; font-size: 20px; font-weight: 800; color: var(--navy); margin-top: 36px; }
.problem-conclusion strong { color: var(--orange-dark); }
@media (max-width: 860px) { .problem-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .problem-grid { grid-template-columns: 1fr; } }

/* ---------- About ---------- */
.about-inner { display: grid; grid-template-columns: 1.3fr 1fr; gap: 44px; align-items: center; }
.about-lead { font-size: 17px; margin-bottom: 16px; }
.about-text strong { color: var(--orange-dark); }
.about-stats { display: grid; gap: 14px; }
.stat { background: #fff; border-radius: var(--radius); padding: 18px 22px; box-shadow: var(--shadow-sm); border-left: 5px solid var(--orange); }
.stat-num { display: block; font-size: 26px; font-weight: 900; color: var(--navy); }
.stat-label { color: var(--ink-sub); font-size: 14px; }
@media (max-width: 860px) { .about-inner { grid-template-columns: 1fr; gap: 28px; } }

/* ---------- ステップ ---------- */
.step-list { list-style: none; max-width: 800px; margin: 0 auto; display: grid; gap: 18px; }
.step {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 26px; box-shadow: var(--shadow-sm); position: relative; padding-left: 30px;
}
.step::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 6px; background: linear-gradient(var(--amber), var(--orange)); border-radius: var(--radius) 0 0 var(--radius); }
.step-no { display: inline-block; font-weight: 800; color: var(--orange); font-size: 13px; letter-spacing: 0.08em; margin-bottom: 6px; }
.step h3 { font-size: 19px; color: var(--navy); margin-bottom: 6px; }
.step strong { color: var(--orange-dark); }

/* ---------- 3大プレゼント ---------- */
.present-section { background: linear-gradient(160deg, var(--orange) 0%, var(--orange-dark) 100%); }
.present-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.present-card {
  background: #fff; border-radius: var(--radius-lg); padding: 28px 22px; text-align: center;
  box-shadow: var(--shadow); position: relative;
}
.present-no { display: inline-block; background: var(--navy); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 999px; letter-spacing: 0.06em; }
.present-emoji { display: block; font-size: 44px; margin: 14px 0 8px; }
.present-card h3 { font-size: 19px; color: var(--navy); margin-bottom: 8px; }
.present-card p { font-size: 14px; color: var(--ink-sub); }
@media (max-width: 800px) { .present-grid { grid-template-columns: 1fr; } }

/* ---------- 受講者の声 ---------- */
.voice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.voice-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 22px; box-shadow: var(--shadow-sm); }
.voice-avatar { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(var(--amber), var(--orange)); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 18px; margin-bottom: 14px; }
.voice-card blockquote { font-size: 14.5px; color: var(--ink); margin-bottom: 12px; }
.voice-card figcaption { font-size: 12.5px; color: var(--muted); }
@media (max-width: 800px) { .voice-grid { grid-template-columns: 1fr; } }

/* ---------- 料金 ---------- */
.price-card { max-width: 540px; margin: 0 auto; background: #fff; border: 2px solid var(--orange); border-radius: var(--radius-lg); padding: 36px 32px; text-align: center; box-shadow: var(--shadow); }
.price-card-name { font-weight: 700; color: var(--ink-sub); }
.price-card-amount { font-size: 48px; font-weight: 900; color: var(--navy); line-height: 1.1; margin: 6px 0 20px; }
.price-card-amount .yen { font-size: 26px; vertical-align: 8px; }
.price-card-amount small { font-size: 15px; font-weight: 700; color: var(--ink-sub); }
.price-includes { list-style: none; text-align: left; display: grid; gap: 10px; margin: 0 auto 20px; max-width: 420px; }
.price-includes li { color: var(--ink); }
.price-note { font-size: 13px; color: var(--ink-sub); margin-bottom: 22px; }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 12px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); overflow: hidden; }
.faq-item summary { cursor: pointer; font-weight: 700; color: var(--navy); padding: 18px 48px 18px 22px; position: relative; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "＋"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); color: var(--orange); font-weight: 800; }
.faq-item[open] summary::after { content: "−"; }
.faq-body { padding: 0 22px 18px; color: var(--ink-sub); }

/* ---------- 申し込み ---------- */
.apply-section { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-soft) 100%); }
.apply-form { background: #fff; border-radius: var(--radius-lg); padding: 32px 30px; box-shadow: var(--shadow); }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-weight: 700; color: var(--navy); font-size: 14px; margin-bottom: 6px; }
.req { background: var(--red); color: #fff; font-size: 11px; padding: 1px 8px; border-radius: 4px; margin-left: 6px; vertical-align: 2px; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px; font-size: 15px; font-family: inherit; background: #fff; color: var(--ink);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,122,24,0.15); }
.form-check { display: flex; align-items: flex-start; gap: 8px; font-size: 13.5px; color: var(--ink-sub); margin: 4px 0 20px; }
.form-check input { margin-top: 4px; }
.form-note { margin-top: 14px; }
.form-note code { background: #f0f0f3; padding: 1px 6px; border-radius: 4px; font-size: 12px; }
.form-success { margin-top: 16px; text-align: center; color: var(--green); font-weight: 700; }
.invalid { border-color: var(--red) !important; }

/* ---------- フッター ---------- */
.site-footer { background: #161c25; color: #c8cdd4; padding: 44px 0 0; font-size: 13.5px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; align-items: start; }
.site-footer .logo { color: #fff; margin-bottom: 10px; }
.site-footer .logo small { color: #98a0aa; }
.footer-brand p { color: #98a0aa; }
.footer-nav { display: grid; gap: 8px; }
.footer-nav a { color: #c8cdd4; }
.footer-nav a:hover { color: #fff; }
.footer-legal { display: grid; gap: 8px; }
.footer-legal a { color: #c8cdd4; }
.copyright { text-align: center; color: #6b7480; font-size: 12px; padding: 24px 0; margin-top: 32px; border-top: 1px solid #2a313b; }
@media (max-width: 720px) { .footer-inner { grid-template-columns: 1fr; gap: 20px; } }

.form-error { margin-top: 16px; text-align: center; color: var(--red); font-weight: 700; }
.footer-operator { color: #98a0aa; }

/* ---------- 法務ページ（特商法・プライバシー） ---------- */
.legal { padding: 48px 0 72px; background: var(--bg); }
.legal-inner { max-width: 820px; margin: 0 auto; padding: 0 20px; }
.legal h1 { font-size: 26px; font-weight: 900; color: var(--navy); margin-bottom: 8px; }
.legal .legal-lead { color: var(--ink-sub); font-size: 14px; margin-bottom: 28px; }
.legal h2 { font-size: 18px; font-weight: 800; color: var(--navy); margin: 28px 0 10px; padding-left: 12px; border-left: 4px solid var(--orange); }
.legal p { margin-bottom: 12px; }
.legal ol, .legal ul { margin: 0 0 12px 1.4em; }
.legal li { margin-bottom: 6px; }
.legal table { width: 100%; border-collapse: collapse; margin-bottom: 16px; font-size: 14px; }
.legal th, .legal td { border: 1px solid var(--line); padding: 12px 14px; text-align: left; vertical-align: top; }
.legal th { background: var(--bg-tint); color: var(--navy); width: 34%; white-space: nowrap; }
.legal .editable-note { display: inline; }
.legal-back { display: inline-block; margin-top: 24px; font-weight: 700; }
@media (max-width: 600px) {
  .legal th, .legal td { display: block; width: 100%; }
  .legal th { border-bottom: none; }
}

/* ---------- フローティングCTA ---------- */
.floating-cta {
  position: fixed; bottom: 18px; right: 18px; z-index: 90;
  background: linear-gradient(180deg, var(--amber), var(--orange));
  color: #fff; font-weight: 800; font-size: 14px;
  padding: 14px 22px; border-radius: 999px;
  box-shadow: 0 10px 24px rgba(255,122,24,0.45);
}
.floating-cta:hover { color: #fff; text-decoration: none; transform: translateY(-2px); }
@media (max-width: 520px) { .floating-cta { left: 16px; right: 16px; text-align: center; bottom: 14px; } }