/* ============================================
   やさしいITサポート LP スタイルシート
   色を変えたいときは下の :root の値を変更
   ============================================ */
:root {
  --green: #5fb87a;
  --green-dark: #4a9d64;
  --green-light: #e8f5ec;
  --orange: #f0875c;
  --orange-dark: #e0703f;
  --cream: #fdfbf7;
  --text: #3a3a3a;
  --text-light: #777;
  --border: #e8e4dc;
  --radius: 16px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  color: var(--text);
  background: var(--cream);
  line-height: 1.9;
  font-size: 16px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 760px; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  cursor: pointer;
  border: none;
  font-size: 16px;
  text-align: center;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15); }
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { background: var(--orange-dark); }
.btn-cta {
  background: var(--orange); color: #fff;
  padding: 18px 42px; font-size: 17px;
  box-shadow: 0 4px 14px rgba(240, 135, 92, 0.4);
}
.btn-cta:hover { background: var(--orange-dark); }
.btn-outline { background: #fff; color: var(--green-dark); border: 2px solid var(--green); }
.btn-outline:hover { background: var(--green-light); }
.btn-block { width: 100%; }
.btn-nav { padding: 10px 24px; font-size: 14px; }

/* ---------- ヘッダー ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-weight: 900; font-size: 19px; color: var(--green-dark); display: flex; align-items: center; gap: 8px; }
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--green); color: #fff; font-size: 17px;
}
.nav { display: flex; align-items: center; gap: 28px; font-size: 15px; font-weight: 500; }
.nav a:not(.btn):hover { color: var(--green-dark); }
.nav-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--green-dark); cursor: pointer; }

/* ---------- ヒーロー ---------- */
.hero {
  background: linear-gradient(135deg, #eef7f0 0%, #fdfbf7 55%, #fdf2ea 100%);
  padding: 80px 0;
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; }
.hero-badge {
  display: inline-block; background: #fff; border: 1px solid var(--border);
  border-radius: 999px; padding: 6px 18px; font-size: 14px; font-weight: 500;
  margin-bottom: 20px; box-shadow: var(--shadow);
}
.hero h1 { font-size: 40px; font-weight: 900; line-height: 1.5; margin-bottom: 24px; }
.hero .accent { color: var(--green-dark); }
.hero-lead { color: var(--text-light); margin-bottom: 32px; }
.hero-stats { display: flex; gap: 36px; margin-top: 40px; }
.stat strong { display: block; font-size: 30px; font-weight: 900; color: var(--green-dark); line-height: 1.3; }
.stat span { font-size: 13px; color: var(--text-light); }

/* ---------- 画像プレースホルダー ---------- */
.img-placeholder {
  background: #fff; border: 2px dashed var(--green);
  border-radius: var(--radius);
  min-height: 320px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; color: var(--text-light); padding: 24px;
}
.img-placeholder span { font-size: 44px; margin-bottom: 12px; }
.img-placeholder small { font-size: 12px; }
.hero-image img, .profile-image img { border-radius: var(--radius); box-shadow: var(--shadow); }

/* ---------- セクション共通 ---------- */
.section { padding: 90px 0; }
.section-alt { background: var(--green-light); }
.section-tag {
  text-align: center; color: var(--green); font-weight: 700;
  letter-spacing: 3px; font-size: 13px; margin-bottom: 12px;
}
.section-title { text-align: center; font-size: 32px; font-weight: 900; line-height: 1.5; margin-bottom: 20px; }
.section-title-left { font-size: 30px; font-weight: 900; line-height: 1.5; margin-bottom: 24px; }
.section-lead { text-align: center; color: var(--text-light); margin-bottom: 48px; }

/* ---------- カード（お悩み） ---------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: #fff; border-radius: var(--radius); padding: 32px 26px;
  box-shadow: var(--shadow); border: 1px solid var(--border);
}
.card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--green-light); color: var(--green-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 18px;
}
.card h3 { font-size: 17px; margin-bottom: 10px; }
.card p { font-size: 14px; color: var(--text-light); }
.worries-close { text-align: center; margin-top: 56px; }
.worries-close p { font-size: 20px; font-weight: 700; margin-bottom: 24px; }
.worries-close strong { color: var(--green-dark); }

/* ---------- 選ばれる理由 ---------- */
.reasons { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.reason {
  background: #fff; border-radius: var(--radius); padding: 32px 28px;
  box-shadow: var(--shadow);
}
.reason-num { color: var(--orange); font-weight: 700; font-size: 13px; letter-spacing: 2px; }
.reason h3 { font-size: 19px; margin: 10px 0 12px; }
.reason p { font-size: 14px; color: var(--text-light); }

/* ---------- 料金プラン ---------- */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.plan {
  background: #fff; border-radius: var(--radius); padding: 36px 28px;
  box-shadow: var(--shadow); border: 1px solid var(--border);
  position: relative; text-align: center;
}
.plan-featured { border: 3px solid var(--orange); transform: scale(1.03); }
.plan-badge {
  position: absolute; top: -16px; left: 50%; transform: translateX(-50%);
  background: var(--orange); color: #fff; font-weight: 700; font-size: 13px;
  padding: 5px 22px; border-radius: 999px; white-space: nowrap;
}
.plan h3 { font-size: 21px; margin-bottom: 6px; }
.plan-sub { font-size: 13px; color: var(--text-light); margin-bottom: 20px; }
.plan-price-label { font-size: 12px; color: var(--text-light); }
.plan-price { font-size: 30px; font-weight: 900; color: var(--green-dark); margin-bottom: 22px; }
.plan-price span { font-size: 14px; font-weight: 500; color: var(--text-light); }
.plan ul { text-align: left; margin-bottom: 28px; }
.plan li {
  font-size: 14px; padding: 9px 0 9px 26px; position: relative;
  border-bottom: 1px dashed var(--border);
}
.plan li::before {
  content: "✓"; position: absolute; left: 2px; color: var(--green);
  font-weight: 700;
}
.plans-note { text-align: center; color: var(--text-light); font-size: 13px; margin-top: 36px; }

/* ---------- 講座のご案内（クリックで開くアコーディオン） ---------- */
.courses { display: flex; flex-direction: column; gap: 16px; max-width: 760px; margin: 0 auto; }
.course-item {
  background: #fff; border-radius: 14px; border: 1px solid var(--border);
  box-shadow: var(--shadow); overflow: hidden;
}
.course-item summary {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 20px 52px 20px 24px; cursor: pointer;
  position: relative; list-style: none;
}
.course-item summary::-webkit-details-marker { display: none; }
.course-item summary::after {
  content: "＋"; position: absolute; right: 20px; top: 50%;
  transform: translateY(-50%);
  color: var(--orange); font-weight: 700; font-size: 18px;
}
.course-item[open] summary::after { content: "－"; }
.course-label {
  background: var(--green-light); color: var(--green-dark);
  font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 999px;
  flex-shrink: 0;
}
.course-name { font-size: 17px; font-weight: 700; }
.course-brief { font-size: 13px; color: var(--text-light); margin-left: auto; }
.course-body { padding: 4px 24px 26px; border-top: 1px dashed var(--border); }
.course-for { font-size: 13px; color: var(--text-light); margin: 16px 0; }
.course-for i { color: var(--green); margin-right: 6px; }
.course-meta {
  background: var(--cream); border-radius: 12px; padding: 14px 18px;
  margin-bottom: 16px;
}
.course-meta li { font-size: 14px; padding: 4px 0; }
.course-meta i { color: var(--green-dark); width: 20px; text-align: center; margin-right: 6px; }
.course-desc { font-size: 14px; color: var(--text-light); margin-bottom: 24px; }
.course-body .btn { display: block; width: fit-content; margin: 0 auto; }

/* ---------- プロフィール ---------- */
.profile-inner { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: start; }
.profile-image { position: relative; }
.profile-exp {
  position: absolute; right: -14px; bottom: -14px;
  background: var(--orange); color: #fff; border-radius: 14px;
  padding: 12px 20px; text-align: center; box-shadow: var(--shadow);
}
.profile-exp strong { display: block; font-size: 24px; font-weight: 900; line-height: 1.2; }
.profile-exp span { font-size: 12px; }
.profile-text .section-tag { text-align: left; }
.profile-text p { margin-bottom: 16px; }
.profile-tags { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 24px; }
.profile-tags li {
  background: #fff; border-radius: 10px; padding: 10px 14px;
  font-size: 14px; font-weight: 500; box-shadow: var(--shadow);
}
.profile-tags i { color: var(--green); margin-right: 8px; }

/* ---------- お客様の声 ---------- */
.testimonial {
  background: #fff; border-radius: var(--radius); padding: 30px 26px;
  box-shadow: var(--shadow); border: 1px solid var(--border);
  display: flex; flex-direction: column;
}
.testimonial-mark { font-size: 44px; font-weight: 900; color: var(--green); line-height: 0.6; margin-bottom: 14px; font-family: Georgia, serif; }
.testimonial > p:not(.testimonial-mark) { font-size: 14px; flex: 1; }
.testimonial-meta { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border); font-size: 13px; }
.testimonial-meta strong { display: block; }
.testimonial-meta span { display: block; color: var(--text-light); }
.stars { color: #f5b942; letter-spacing: 2px; }

/* ---------- ご利用の流れ ---------- */
.steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }
.step { background: #fff; border-radius: var(--radius); padding: 30px 28px; box-shadow: var(--shadow); }
.step-head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.step-num {
  width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0;
  background: var(--green); color: #fff; font-weight: 900; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
}
.step-badge {
  background: var(--green-light); color: var(--green-dark);
  font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 999px;
}
.step h3 { font-size: 17px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--text-light); }

/* ---------- FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: #fff; border-radius: 14px; border: 1px solid var(--border);
  box-shadow: var(--shadow); overflow: hidden;
}
.faq-item summary {
  padding: 20px 52px 20px 52px; font-weight: 700; cursor: pointer;
  position: relative; list-style: none; font-size: 15px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "Q"; position: absolute; left: 20px; top: 18px;
  color: var(--green); font-weight: 900; font-size: 18px;
}
.faq-item summary::after {
  content: "＋"; position: absolute; right: 20px; top: 20px;
  color: var(--orange); font-weight: 700; transition: transform 0.2s;
}
.faq-item[open] summary::after { content: "－"; }
.faq-item p { padding: 0 24px 22px 52px; font-size: 14px; color: var(--text-light); }

/* ---------- CTA・フォーム ---------- */
.section-cta { background: linear-gradient(135deg, #eef7f0, #fdf2ea); }
.cta-badge {
  display: block; width: fit-content; margin: 0 auto 18px;
  background: #fff; border-radius: 999px; padding: 6px 20px;
  font-size: 14px; font-weight: 500; box-shadow: var(--shadow);
}
.form-box {
  background: #fff; border-radius: var(--radius); padding: 40px 36px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}
.form-box h3 { text-align: center; font-size: 19px; margin-bottom: 28px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 700; font-size: 14px; margin-bottom: 8px; }
.required {
  background: var(--orange); color: #fff; font-size: 11px; font-weight: 700;
  border-radius: 4px; padding: 2px 8px; margin-left: 8px; vertical-align: 2px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 13px 16px; border: 2px solid var(--border);
  border-radius: 10px; font-size: 16px; font-family: inherit;
  background: var(--cream); transition: border 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--green); background: #fff;
}
.form-note { text-align: center; font-size: 12px; color: var(--text-light); margin-top: 18px; }
.form-note i { color: var(--green); margin-right: 6px; }

/* ---------- フッター ---------- */
.footer { background: #2e4237; color: #d8e5dc; font-size: 14px; }
.footer-inner {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px;
  padding: 56px 24px 40px;
}
.footer-logo { font-weight: 900; font-size: 18px; color: #fff; display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.footer-links h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-links a { display: block; padding: 4px 0; opacity: 0.85; }
.footer-links a:hover { opacity: 1; color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 20px 24px; text-align: center; font-size: 12px; opacity: 0.8;
  display: flex; justify-content: center; gap: 24px; flex-wrap: wrap;
}
.footer-bottom a:hover { color: #fff; }

/* ---------- スクロールアニメーション ---------- */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: none; }

/* ---------- スマホ対応 ---------- */
@media (max-width: 900px) {
  .hero-inner, .profile-inner { grid-template-columns: 1fr; }
  .card-grid, .plans { grid-template-columns: 1fr 1fr; }
  .plan-featured { transform: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: absolute; top: 68px; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: stretch;
    padding: 16px 24px 24px; gap: 4px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
  }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav .btn { margin-top: 14px; }
  .nav-toggle { display: block; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .hero { padding: 48px 0; }
  .hero h1 { font-size: 28px; }
  .hero-stats { gap: 20px; }
  .stat strong { font-size: 24px; }
  .section { padding: 60px 0; }
  .section-title { font-size: 24px; }
  .section-title-left { font-size: 24px; }
  .card-grid, .plans, .steps, .profile-tags { grid-template-columns: 1fr; }
  .form-box { padding: 28px 20px; }
  .img-placeholder { min-height: 220px; }
  .course-item summary { padding: 16px 44px 16px 18px; }
  .course-name { font-size: 15px; }
  .course-brief { margin-left: 0; width: 100%; }
}