/* ============================================================
   就活ことば化AI — LP スタイルシート (claude design協調)
   フラットデザイン / グラデーション・影・ぼかし禁止
   font-weight: 400 (通常) / 500 (太字) のみ
============================================================ */

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

:root {
  --blue-50: #E6F1FB;
  --blue-100: #B5D4F4;
  --blue-200: #85B7EB;
  --blue-400: #378ADD;
  --blue-600: #185FA5;
  --blue-800: #0C447C;
  --blue-900: #042C53;
  --teal-50: #E1F5EE;
  --teal-400: #1D9E75;
  --teal-600: #0F6E56;
  --purple-50: #EEEDFE;
  --purple-400: #7F77DD;
  --purple-600: #534AB7;
  --amber-600: #854F0B;
  --red-50: #FCEBEB;
  --red-400: #E24B4A;
  --red-600: #A32D2D;
  --green-50: #EAF3DE;
  --green-400: #639922;
  --green-600: #3B6D11;
  --gray-50: #F1EFE8;
  --gray-100: #D3D1C7;
  --gray-200: #B4B2A9;
  --gray-400: #888780;
  --gray-600: #5F5E5A;
  --gray-800: #444441;
  --gray-900: #2C2C2A;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: .25s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-900);
  line-height: 1.8;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  font-weight: 400;
}

a { color: var(--blue-600); text-decoration: none; }
a:hover { color: var(--blue-800); }
img { max-width: 100%; height: auto; }

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ── ヘッダー ──────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--gray-50);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--blue-600);
  display: flex; align-items: center; gap: 8px;
}
.logo-icon {
  width: 32px; height: 32px;
  background: var(--blue-600);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: .8rem; font-weight: 500;
}
.header-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 20px;
  background: var(--blue-600);
  color: #fff !important;
  border-radius: var(--radius-md);
  font-size: .85rem;
  font-weight: 500;
  transition: background var(--transition);
}
.header-cta:hover { background: var(--blue-800); color: #fff !important; }

/* ── ヒーローセクション ──────────────────── */
.hero {
  padding: 140px 0 80px;
  background: var(--blue-50);
  text-align: center;
}
.hero .container { position: relative; z-index: 1; }
.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  font-size: .8rem;
  font-weight: 500;
  color: var(--gray-600);
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(1.8rem, 4.5vw, 2.4rem);
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 16px;
  color: var(--blue-800);
}
.hero-sub {
  font-size: clamp(.95rem, 2vw, 1.1rem);
  color: var(--blue-600);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}
.hero-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 36px;
  background: var(--blue-600);
  color: #fff !important;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  transition: background var(--transition);
}
.hero-cta:hover { background: var(--blue-800); color: #fff !important; }
.hero-note {
  margin-top: 14px;
  font-size: .8rem;
  color: var(--gray-400);
}

/* ── セクション共通 ──────────────────── */
section { padding: 80px 0; }
.section-title {
  text-align: center;
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--gray-900);
}
.section-subtitle {
  text-align: center;
  color: var(--gray-400);
  margin-bottom: 48px;
  font-size: .9rem;
}

/* ── 3機能カード（ヒーロー直下） ──────────── */
.trio-section { padding: 48px 0 0; background: #fff; }
.trio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}
.trio-card {
  text-align: center;
  padding: 28px 20px;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  transition: border-color var(--transition);
}
.trio-card:hover { border-color: var(--blue-200); }
.trio-icon {
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.trio-card h3 { font-size: .95rem; font-weight: 500; margin-bottom: 8px; color: var(--gray-900); }
.trio-card p { font-size: .84rem; color: var(--gray-600); line-height: 1.7; }

/* ── 悩みセクション ──────────────────── */
.pain-section { background: var(--gray-50); }
.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.pain-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  border: 1px solid var(--gray-100);
  transition: border-color var(--transition);
}
.pain-card:hover { border-color: var(--blue-200); }
.pain-icon {
  width: 40px; height: 40px;
  margin-bottom: 14px;
  display: flex; align-items: center; justify-content: center;
}
.pain-card h3 { font-size: .95rem; font-weight: 500; margin-bottom: 8px; color: var(--gray-900); }
.pain-card p { font-size: .85rem; color: var(--gray-600); line-height: 1.7; }

/* ── 特徴セクション ──────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.feature-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  border: 1px solid var(--gray-100);
  text-align: center;
  transition: border-color var(--transition);
}
.feature-card:hover { border-color: var(--blue-200); }
.feature-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  background: var(--blue-50);
  color: var(--blue-600);
  border-radius: 50%;
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 1rem; font-weight: 500; margin-bottom: 10px; }
.feature-card p { font-size: .88rem; color: var(--gray-600); line-height: 1.7; }

/* ── Before / After ──────────────────── */
.ba-section { background: var(--gray-50); }
.ba-wrapper {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: stretch;
  max-width: 900px;
  margin: 0 auto;
}
.ba-card {
  border-radius: var(--radius-lg);
  padding: 28px 22px;
}
.ba-bad {
  background: var(--red-50);
  border: 1px solid #F7C1C1;
}
.ba-good {
  background: var(--green-50);
  border: 1px solid #C0DD97;
}
.ba-label {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-md);
  font-size: .75rem;
  font-weight: 500;
  margin-bottom: 14px;
}
.ba-bad .ba-label { background: var(--red-400); color: #fff; }
.ba-good .ba-label { background: var(--teal-400); color: #fff; }
.ba-card p { font-size: .88rem; line-height: 1.8; color: var(--gray-800); }
.ba-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-600);
}
.ba-arrow svg { width: 28px; height: 28px; }

/* ── 生成例セクション ──────────────────── */
.sample-section { background: #fff; }
.sample-wrapper {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.sample-input-card {
  width: 100%;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}
.sample-label {
  display: inline-block;
  padding: 4px 12px;
  background: var(--gray-400);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: .75rem;
  font-weight: 500;
  margin-bottom: 12px;
}
.sample-label-output { background: var(--blue-600); }
.sample-input-item {
  font-size: .85rem;
  color: var(--gray-600);
  line-height: 1.8;
}
.sample-key {
  font-weight: 500;
  color: var(--gray-800);
}
.sample-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 0;
  color: var(--blue-600);
}
.sample-output-card {
  width: 100%;
  background: #fff;
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.sample-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: .8rem;
  color: var(--gray-400);
}
.sample-charcount {
  background: var(--blue-50);
  color: var(--blue-600);
  padding: 2px 10px;
  border-radius: var(--radius-md);
  font-weight: 500;
}
.sample-text {
  font-size: .88rem;
  line-height: 1.9;
  color: var(--gray-800);
  background: #fafaf8;
  border: 1px solid var(--gray-50);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
}
.sample-feedback {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sample-fb-item {
  font-size: .82rem;
  color: var(--gray-600);
  line-height: 1.7;
  padding: 8px 12px;
  border-radius: var(--radius-md);
}
.sample-fb-good { background: var(--green-50); }
.sample-fb-interview { background: var(--blue-50); }
.sample-fb-label {
  display: inline-block;
  font-weight: 500;
  color: var(--gray-800);
  margin-right: 8px;
}

/* ── 使い方(3ステップ) ──────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
.step-card {
  text-align: center;
  padding: 32px 20px;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-100);
  position: relative;
}
.step-number {
  position: absolute;
  top: -14px; left: 50%; transform: translateX(-50%);
  width: 32px; height: 32px;
  background: var(--blue-600);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 500; font-size: .85rem;
}
.step-card h3 { font-size: 1rem; font-weight: 500; margin: 20px 0 8px; }
.step-card p { font-size: .85rem; color: var(--gray-600); }
.step-icon {
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 4px;
}

/* ── 対応カテゴリ ──────────────────── */
.category-section { background: var(--gray-50); }
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  max-width: 700px;
  margin: 0 auto;
}
.category-chip {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 12px;
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-md);
  font-size: .88rem;
  font-weight: 500;
  color: var(--blue-600);
  transition: background var(--transition), color var(--transition);
}
.category-chip:hover {
  background: var(--blue-600);
  color: #fff;
  border-color: var(--blue-600);
}

/* ── FAQ ──────────────────── */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--gray-100);
}
.faq-question {
  width: 100%;
  background: none; border: none;
  padding: 18px 0;
  font-size: .95rem;
  font-weight: 500;
  color: var(--gray-900);
  text-align: left;
  cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-family: inherit;
  line-height: 1.6;
}
.faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--gray-400);
  flex-shrink: 0;
  transition: color var(--transition);
}
.faq-item.active .faq-question::after {
  content: '\2212';
  color: var(--blue-600);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding-bottom: 18px;
}
.faq-answer p {
  font-size: .88rem;
  color: var(--gray-600);
  line-height: 1.8;
}

/* ── 料金プランセクション ──────────────────── */
.pricing-section {
  padding: 72px 0;
  background: var(--blue-50);
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 3プラン構成（2026-06-18） */
  gap: 16px;
  margin-top: 32px;
}
.pricing-mini-card {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-mini-card.pm-featured {
  border-color: var(--blue-400);
  box-shadow: 0 4px 16px rgba(37, 99, 235, .1);
}
.pm-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue-600);
  color: #fff;
  font-size: .72rem;
  padding: 2px 12px;
  border-radius: 4px;
  white-space: nowrap;
}
.pm-name {
  font-weight: 500;
  font-size: .95rem;
  margin-bottom: 8px;
  color: var(--gray-800);
}
.pm-price {
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--blue-600);
  margin-bottom: 16px;
}
.pm-price small {
  font-size: .85rem;
  color: var(--gray-400);
  font-weight: 400;
}
.pm-features {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  flex: 1;
  text-align: left;
}
.pm-features li {
  font-size: .84rem;
  color: var(--gray-600);
  padding: 4px 0 4px 18px;
  position: relative;
}
.pm-features li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-400);
}
.pm-cta {
  display: block;
  padding: 10px;
  background: var(--blue-50);
  color: var(--blue-600);
  border-radius: var(--radius-md);
  font-size: .85rem;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--transition);
}
.pm-cta:hover { background: var(--blue-100); }
.pm-cta-primary {
  background: var(--blue-600);
  color: #fff;
}
.pm-cta-primary:hover { background: var(--blue-800); }

@media (max-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ── CTA セクション ──────────────────── */
.cta-section {
  background: var(--blue-50);
  text-align: center;
  padding: 72px 0;
}
.cta-section h2 {
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 500;
  color: var(--blue-800);
  margin-bottom: 10px;
}
.cta-section p {
  color: var(--blue-600);
  margin-bottom: 28px;
  font-size: .9rem;
}
.cta-section .hero-cta { font-size: .95rem; padding: 12px 32px; }

/* ── フッター ──────────────────── */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: 40px 0 24px;
  font-size: .82rem;
  line-height: 1.8;
}
.footer-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.footer-warning {
  background: rgba(255,255,255,.06);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 24px;
  text-align: left;
}
.footer-warning h4 {
  color: #EF9F27;
  font-size: .85rem;
  font-weight: 500;
  margin-bottom: 8px;
}
.footer-links { margin-bottom: 16px; }
.footer-links a {
  color: var(--gray-400);
  margin: 0 12px;
  transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }
.footer-copy { color: var(--gray-600); }

/* ── フェードインアニメーション（安全方式） ──────────── */
/* デフォルト: 常に表示（JS無効・失敗時も安全） */
.fade-in {
  opacity: 1;
  transform: translateY(0);
}

/* JS有効時のみ: 初期状態を非表示にしてアニメーション準備 */
.js-enabled .fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .5s ease, transform .5s ease;
}

/* IntersectionObserverで .visible が付与されたら表示 */
.js-enabled .fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* アクセシビリティ: 動きを減らす設定を尊重 */
@media (prefers-reduced-motion: reduce) {
  .js-enabled .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ── レスポンシブ ──────────────────── */
@media (max-width: 768px) {
  .hero { padding: 120px 0 60px; }
  section { padding: 56px 0; }
  .ba-wrapper {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .ba-arrow svg { transform: rotate(90deg); }
  .trio-grid { grid-template-columns: 1fr; }
  .pain-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 1.5rem; }
  .pain-grid { grid-template-columns: 1fr; }
  .site-header .container { height: 56px; }
  .logo { font-size: 1rem; }
  .header-cta { padding: 6px 14px; font-size: .8rem; }
}

/* モバイルのタップ領域確保: フッターリンク */
footer a, .footer-links a { display: inline-block; padding: 6px 4px; }