/* ============================================
   うちけん中小企業診断士事務所 共通スタイル
   ============================================ */

/* リセット・基本設定 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #1a3a5c;
  --color-primary-light: #2a5298;
  --color-accent: #17795e;
  --color-accent-dark: #115c48;
  --color-accent-soft: #e8f2ee;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-bg: #ffffff;
  --color-bg-gray: #f7f7f7;
  --color-bg-dark: #1a3a5c;
  --color-border: #dddddd;
  --font-main: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  --max-width: 1000px;
  --section-padding: 60px 20px;
}

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  font-size: 16px;
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ============================================
   ヘッダー
   ============================================ */
html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: 80px;
}

header {
  background: var(--color-primary);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #fff;
}

/* ロゴ画像（C案：適正ライン） */
.site-logo-img {
  width: 44px;
  height: 44px;
  display: block;
  flex-shrink: 0;
}

.site-logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  color: #fff;
  flex-shrink: 0;
}

.site-name {
  white-space: nowrap;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2px;
}

nav ul li a {
  display: block;
  padding: 8px 12px;
  color: #fff;
  font-size: 13px;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s;
  white-space: nowrap;
}

nav ul li a:hover,
nav ul li a.active {
  background: rgba(255,255,255,0.2);
  text-decoration: none;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
}

/* ============================================
   ヒーロー（トップ）
   ============================================ */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  padding: 80px 20px;
  text-align: center;
}

.hero-inner p:last-child {
  font-size: 0.9rem;
  opacity: 0.85;
  margin-top: 16px;
  margin-bottom: 0;
}

.hero-inner p:first-child {
  font-size: 0.95rem;
  opacity: 0.9;
  margin-bottom: 10px;
}

.section-inner .btn + .btn {
  margin-left: 12px;
}

@media (max-width: 640px) {
  .section-inner .btn {
    display: block;
    max-width: 320px;
    margin: 0 auto 12px;
  }
  .section-inner .btn + .btn {
    margin-left: auto;
  }
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.05rem;
  margin-bottom: 32px;
  opacity: 0.9;
}

/* ============================================
   ページヒーロー（内部ページ共通）
   ============================================ */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  padding: 52px 20px;
  text-align: center;
}

.page-hero h1 {
  font-size: 1.8rem;
  font-weight: 700;
}

.page-hero p {
  margin-top: 12px;
  opacity: 0.85;
  font-size: 0.95rem;
}

/* ============================================
   セクション共通
   ============================================ */
section {
  padding: var(--section-padding);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 8px;
}

.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  margin: 12px auto 0;
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: 40px;
  margin-top: 4px;
  font-size: 0.95rem;
}

.bg-gray { background: var(--color-bg-gray); }
.bg-dark {
  background: var(--color-primary);
  color: #fff;
}
.bg-dark .section-title { color: #fff; }
.bg-dark .section-subtitle { color: rgba(255,255,255,0.75); }

/* ============================================
   お悩みリスト
   ============================================ */
.worry-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
  margin-top: 32px;
}

.worry-list li {
  background: #fff;
  border-left: 4px solid var(--color-accent);
  padding: 14px 16px;
  border-radius: 0 6px 6px 0;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.worry-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================================
   カードグリッド
   ============================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 28px 24px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  border-top: 4px solid var(--color-accent);
}

.card-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 12px;
}

.card h3 {
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================
   ステップフロー
   ============================================ */
.step-content h3 .step-link {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 8px 20px 8px 18px;
  border-radius: 4px;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.18);
}

.step-content h3 .step-link::before {
  content: "\25B6";
  margin-right: 6px;
}

.step-content h3 .step-link::after {
  content: " \203A";
  font-weight: 700;
  margin-left: 6px;
}

.step-content h3 .step-link:hover {
  opacity: 0.85;
  text-decoration: underline;
}

.step-group {
  max-width: 700px;
  margin: 32px auto 0;
  font-weight: 700;
  color: var(--color-primary);
}

.step-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  margin-top: 32px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.step-item {
  display: flex;
  gap: 20px;
  position: relative;
}

.step-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 20px;
  top: 44px;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.step-num {
  width: 42px;
  height: 42px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.step-content {
  padding: 8px 0 36px;
}

.step-content h3 {
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.step-content p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* ============================================
   料金テーブル
   ============================================ */
.price-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 32px;
  font-size: 0.9rem;
  overflow-x: auto;
  display: block;
  width: fit-content;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}

.price-table th {
  background: var(--color-primary);
  color: #fff;
  padding: 12px 16px;
  text-align: center;
  font-weight: 700;
}

.price-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  text-align: center;
  vertical-align: middle;
}

.price-table tr:nth-child(even) td {
  background: var(--color-bg-gray);
}

.check { color: #27ae60; font-size: 1.2rem; }
.cross { color: #ccc; font-size: 1.2rem; }

/* ============================================
   ボタン
   ============================================ */
.btn {
  display: inline-block;
  padding: 14px 36px;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  transition: opacity 0.2s, transform 0.1s;
  cursor: pointer;
  border: none;
}

.btn:hover {
  opacity: 0.85;
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary { background: var(--color-accent); color: #fff; }
.hero .btn + .btn { margin-left: 12px; }
@media (max-width: 640px) {
  .hero .btn { display: block; max-width: 320px; margin: 0 auto 12px; padding: 14px 20px; }
  .hero .btn + .btn { margin-left: auto; }
}
.btn-secondary { background: var(--color-primary); color: #fff; }
.btn-outline {
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  padding: 12px 36px;
}

/* CTAセクション */
.cta-section {
  background: var(--color-accent);
  padding: 52px 20px;
  text-align: center;
  color: #fff;
}

.cta-section h2 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.cta-section p {
  margin-bottom: 28px;
  opacity: 0.9;
}

.btn-cta {
  background: #fff;
  color: var(--color-accent);
  padding: 14px 48px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 4px;
  display: inline-block;
  text-decoration: none;
  transition: opacity 0.2s;
}

.btn-cta + .btn-cta {
  margin-left: 12px;
}

@media (max-width: 640px) {
  .btn-cta {
    display: block;
    max-width: 320px;
    margin: 0 auto 12px;
    padding: 14px 20px;
  }
  .btn-cta + .btn-cta {
    margin-left: auto;
  }
}

.btn-cta:hover {
  opacity: 0.85;
  text-decoration: none;
}

/* ============================================
   ブログ一覧
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.blog-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  transition: transform 0.2s;
}

.blog-card:hover { transform: translateY(-3px); }

.blog-card-thumb {
  background: var(--color-bg-gray);
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 0.85rem;
}

.blog-card-body { padding: 16px; }

.blog-card-date {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 6px;
}

.blog-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.5;
}

.blog-card-tag {
  display: inline-block;
  font-size: 0.75rem;
  background: var(--color-bg-gray);
  color: var(--color-primary);
  padding: 2px 8px;
  border-radius: 20px;
  margin-top: 8px;
}

/* ============================================
   フッター
   ============================================ */
footer {
  background: #111;
  color: #ccc;
  padding: 40px 20px 20px;
  font-size: 0.85rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.9rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #333;
}

.footer-col ul { list-style: none; }

.footer-col ul li { margin-bottom: 6px; }

.footer-col ul li a {
  color: #aaa;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-col ul li a:hover {
  color: #fff;
  text-decoration: none;
}

.footer-col p { line-height: 1.8; }

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #333;
  color: #777;
  font-size: 0.8rem;
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 768px) {
  .header-inner { height: 56px; }

  nav {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--color-primary);
    padding: 12px 0;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  }

  nav.open { display: block; }

  nav ul {
    flex-direction: column;
    gap: 0;
  }

  nav ul li a {
    padding: 12px 20px;
    border-radius: 0;
  }

  .hamburger { display: flex; }

  .hero h1 { font-size: 1.4rem; }
  .page-hero h1 { font-size: 1.4rem; }
  .section-title { font-size: 1.3rem; }
}

/* ============================================
   定義リスト（事務所概要・スペック表）
   ============================================ */
.spec-list {
  max-width: 640px;
  margin: 32px auto 0;
  display: grid;
  grid-template-columns: 160px 1fr;
  border-top: 1px solid var(--color-border);
}

.spec-list dt,
.spec-list dd {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}

.spec-list dt {
  background: var(--color-bg-gray);
  font-weight: 700;
  color: var(--color-primary);
}

/* ============================================
   本文ブロック（読み物ページ用）
   ============================================ */
.prose {
  max-width: 660px;
  margin: 0 auto;
}

.prose p {
  margin-bottom: 1.4em;
}

.prose h3 {
  font-size: 1.05rem;
  color: var(--color-primary);
  margin: 2em 0 0.8em;
  padding-left: 12px;
  border-left: 4px solid var(--color-accent);
}

.prose ul {
  margin: 0 0 1.4em 1.2em;
}

.prose ul li {
  margin-bottom: 0.5em;
}

.lead {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.9;
  margin-bottom: 1.6em;
}

/* ブログカード内の図 */
.blog-card-body {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.blog-card-text {
  flex: 1 1 auto;
  min-width: 0;
}

.blog-card-thumb.has-fig {
  display: block;
  height: auto;
  padding: 12px;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.blog-card-thumb.has-fig svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ============================================
   図版（インラインSVG）
   ============================================ */
.figure {
  max-width: 720px;
  margin: 36px auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px;
  overflow-x: auto;
}

.figure svg {
  display: block;
  width: 100%;
  height: auto;
  min-width: 460px;
}

.figure figcaption {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--color-text-light);
  text-align: center;
  line-height: 1.7;
}

/* ============================================
   注記・補足ボックス
   ============================================ */
.note-box {
  max-width: 660px;
  margin: 32px auto 0;
  background: var(--color-accent-soft);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 6px 6px 0;
  padding: 18px 20px;
  font-size: 0.9rem;
  line-height: 1.8;
}

.note-box strong { color: var(--color-accent-dark); }

/* 送信完了バナー */
.flash {
  max-width: 660px;
  margin: 0 auto 32px;
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent);
  border-radius: 6px;
  padding: 18px 20px;
  color: var(--color-accent-dark);
  font-size: 0.95rem;
  line-height: 1.8;
}

.flash strong { display: block; font-size: 1.05rem; margin-bottom: 4px; }

/* ============================================
   お問い合わせフォーム
   ============================================ */
.contact-form {
  max-width: 620px;
  margin: 32px auto 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.required {
  background: var(--color-accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 3px;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group textarea {
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 12px 14px;
  width: 100%;
}

.form-group textarea {
  min-height: 190px;
  line-height: 1.8;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  border-color: var(--color-accent);
}

.form-hint {
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.form-submit { text-align: center; }

.form-submit .btn { width: 100%; max-width: 320px; }

.form-note {
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* スパム対策用の隠しフィールド */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* キーボード操作時のフォーカス表示 */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  .blog-card:hover { transform: none; }
  .btn:hover { transform: none; }
}

@media (max-width: 768px) {
  .spec-list {
    grid-template-columns: 1fr;
  }
  .spec-list dt {
    border-bottom: none;
    padding-bottom: 6px;
  }
  .figure { padding: 14px; }
}

/* ============================================
   ブログ記事ページ
   ============================================ */
.breadcrumb {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 20px 0;
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.breadcrumb a { color: var(--color-text-light); }
.breadcrumb span { margin: 0 6px; }

.article-header {
  max-width: 660px;
  margin: 0 auto 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.article-header h1 {
  font-size: 1.5rem;
  line-height: 1.6;
  color: var(--color-primary);
  text-wrap: balance;
  margin-bottom: 14px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.article-footer {
  max-width: 660px;
  margin: 48px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.article-footer h3 {
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: 10px;
}

@media (max-width: 768px) {
  .article-header h1 { font-size: 1.25rem; }
}

/* ============================================
   写真（figure内のimg）
   ============================================ */
.figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.photo {
  max-width: 720px;
  margin: 36px auto;
}

.photo img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

.photo figcaption {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--color-text-light);
  text-align: center;
  line-height: 1.7;
}

/* 横並び2枚（ビフォー・アフターなど） */
.photo-pair {
  max-width: 720px;
  margin: 36px auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.photo-pair figure { margin: 0; }

/* ============================================
   横棒グラフ（HTML+CSSで作る図）
   ============================================ */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bar-row {
  display: grid;
  grid-template-columns: 130px 1fr 76px;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
}

.bar-label {
  text-align: right;
  color: var(--color-text);
}

.bar-track {
  background: var(--color-bg-gray);
  border-radius: 3px;
  height: 22px;
  overflow: hidden;
}

.bar-fill {
  display: block;
  height: 100%;
  background: var(--color-accent);
  border-radius: 3px;
}

.bar-fill.is-muted { background: #9bb0bf; }

.bar-value {
  font-variant-numeric: tabular-nums;
  color: var(--color-text-light);
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  .bar-row {
    grid-template-columns: 96px 1fr 62px;
    gap: 8px;
    font-size: 0.8rem;
  }
}

/* 記事本文内の表は図版と左右をそろえる */
.prose .price-table {
  margin-left: auto;
  margin-right: auto;
}

/* メニュー項目が増えたため、1100px以下はハンバーガーメニューに切り替える */
@media (max-width: 1100px) {
  .header-inner { height: 56px; }
  nav { display: none; position: absolute; top: 56px; left: 0; right: 0;
        background: var(--color-primary); padding: 12px 0; box-shadow: 0 4px 8px rgba(0,0,0,0.2); }
  nav.open { display: block; }
  nav ul { flex-direction: column; gap: 0; }
  nav ul li a { padding: 12px 20px; border-radius: 0; }
  .hamburger { display: flex; }
}

/* 無料相談のご予約（TimeRex） */
.reserve-calendar {
  max-width: 960px;
  min-height: 600px;
  margin: 0 auto;
}