@charset "UTF-8";

/* ============================================
   きよすえ税理士事務所 共通スタイル
   信頼感・伝統的デザイン (紺・グレー基調)
   ============================================ */

:root {
  --color-primary: #1a3a6c;        /* 濃紺 */
  --color-primary-dark: #122a4f;
  --color-primary-light: #2c5294;
  --color-accent: #b8924a;         /* 落ち着いた金 */
  --color-text: #2d2d2d;
  --color-text-light: #555;
  --color-bg: #ffffff;
  --color-bg-soft: #f7f5f0;        /* 和紙風 */
  --color-bg-alt: #f3f4f7;
  --color-border: #d8d8d8;
  --color-link: #1a3a6c;
  --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-card: 0 4px 16px rgba(26, 58, 108, 0.08);
  --font-jp: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "MS PMincho", "Noto Serif JP", serif;
  --font-sans: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --container: 1100px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

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

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: var(--color-accent); }

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

/* ============================================
   ヘッダー
   ============================================ */
.site-header {
  background: #fff;
  border-top: 4px solid var(--color-primary);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-soft);
}
.header-top {
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}
.header-top-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 6px 20px;
  display: flex;
  justify-content: flex-end;
  gap: 20px;
  color: var(--color-text-light);
}
.header-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.site-logo {
  font-family: var(--font-jp);
  font-size: 26px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.05em;
}
.site-logo a { color: inherit; }
.site-logo .logo-mark {
  display: inline-block;
  width: 6px;
  height: 26px;
  background: var(--color-accent);
  vertical-align: middle;
  margin-right: 12px;
}
.site-tagline {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 4px;
  font-family: var(--font-jp);
}
.header-contact {
  text-align: right;
  font-family: var(--font-jp);
}
.header-tel {
  font-size: 22px;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.05em;
}
.header-tel::before {
  content: "TEL";
  font-size: 12px;
  background: var(--color-primary);
  color: #fff;
  padding: 2px 8px;
  margin-right: 8px;
  border-radius: 2px;
  vertical-align: middle;
  font-family: var(--font-sans);
  letter-spacing: 0.1em;
}
.header-hours {
  font-size: 12px;
  color: var(--color-text-light);
}

/* ============================================
   ナビゲーション
   ============================================ */
.site-nav {
  background: var(--color-primary);
  border-top: 1px solid rgba(255,255,255,0.1);
}
.site-nav ul {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
}
.site-nav li {
  flex: 1;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.15);
  min-width: 120px;
}
.site-nav li:first-child { border-left: 1px solid rgba(255,255,255,0.15); }
.site-nav a {
  display: block;
  color: #fff;
  padding: 14px 10px;
  font-family: var(--font-jp);
  font-size: 15px;
  letter-spacing: 0.08em;
  transition: background 0.2s;
}
.site-nav a:hover,
.site-nav a.active {
  background: var(--color-primary-dark);
  color: var(--color-accent);
}

/* ============================================
   ヒーロー
   ============================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, #1a3a6c 0%, #2c5294 100%);
  color: #fff;
  padding: 80px 20px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(184,146,74,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.08) 0%, transparent 50%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}
.hero-catch {
  font-family: var(--font-jp);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 16px;
  line-height: 1.5;
}
.hero-catch .em {
  color: var(--color-accent);
  font-size: 1.1em;
}
.hero-sub {
  font-family: var(--font-jp);
  font-size: 18px;
  letter-spacing: 0.05em;
  margin: 0 0 30px;
  opacity: 0.95;
}
.hero-cta {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 14px 36px;
  font-family: var(--font-jp);
  font-size: 16px;
  letter-spacing: 0.1em;
  border-radius: 2px;
  transition: background 0.2s, transform 0.2s;
}
.hero-cta:hover {
  background: #a07f3d;
  color: #fff;
  transform: translateY(-2px);
}

/* ============================================
   ページタイトル(下層ページ用)
   ============================================ */
.page-title {
  background: linear-gradient(135deg, #1a3a6c 0%, #2c5294 100%);
  color: #fff;
  padding: 56px 20px;
  text-align: center;
  position: relative;
}
.page-title h1 {
  font-family: var(--font-jp);
  font-size: 32px;
  letter-spacing: 0.15em;
  margin: 0;
  font-weight: 700;
}
.page-title .en {
  display: block;
  font-family: "Times New Roman", serif;
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  font-weight: normal;
  margin-top: 8px;
}

/* パンくずリスト */
.breadcrumb {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}
.breadcrumb-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 10px 20px;
  color: var(--color-text-light);
}
.breadcrumb-inner a { color: var(--color-text-light); }
.breadcrumb-inner a:hover { color: var(--color-primary); }
.breadcrumb-inner .sep { margin: 0 8px; color: #aaa; }

/* ============================================
   コンテンツ共通
   ============================================ */
main { display: block; }

.section {
  padding: 70px 20px;
}
.section-inner {
  max-width: var(--container);
  margin: 0 auto;
}
.section-bg-soft { background: var(--color-bg-soft); }
.section-bg-alt { background: var(--color-bg-alt); }

.section-title {
  font-family: var(--font-jp);
  font-size: 28px;
  text-align: center;
  margin: 0 0 12px;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  font-weight: 700;
}
.section-title-en {
  display: block;
  text-align: center;
  font-family: "Times New Roman", serif;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  margin-bottom: 40px;
}
.section-title-en::before,
.section-title-en::after {
  content: "—";
  margin: 0 12px;
  color: var(--color-accent);
}

h2.subhead {
  font-family: var(--font-jp);
  font-size: 22px;
  color: var(--color-primary);
  border-left: 4px solid var(--color-accent);
  padding-left: 14px;
  margin: 40px 0 20px;
  letter-spacing: 0.05em;
}
h3.subhead {
  font-family: var(--font-jp);
  font-size: 18px;
  color: var(--color-primary-dark);
  margin: 30px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px dotted var(--color-border);
}

p { margin: 0 0 1em; }

/* ============================================
   サービスカード(トップ用)
   ============================================ */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  padding: 32px 24px;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s, box-shadow 0.25s;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(26, 58, 108, 0.15);
}
.service-card .num {
  font-family: "Times New Roman", serif;
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 8px;
}
.service-card h3 {
  font-family: var(--font-jp);
  color: var(--color-primary);
  font-size: 18px;
  margin: 0 0 12px;
  letter-spacing: 0.05em;
}
.service-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-light);
  margin: 0;
}

/* ============================================
   お知らせ(news)
   ============================================ */
.news-list {
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 8px 24px;
  box-shadow: var(--shadow-soft);
}
.news-item {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px dotted var(--color-border);
}
.news-item:last-child { border-bottom: none; }
.news-date {
  font-family: "Times New Roman", serif;
  color: var(--color-primary);
  font-weight: 700;
  min-width: 110px;
}
.news-title { color: var(--color-text); flex: 1; }

/* ============================================
   テーブル(事務所概要等)
   ============================================ */
.info-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-top: 2px solid var(--color-primary);
  box-shadow: var(--shadow-soft);
}
.info-table th,
.info-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 15px;
  vertical-align: top;
}
.info-table th {
  background: var(--color-bg-soft);
  width: 200px;
  color: var(--color-primary);
  font-family: var(--font-jp);
  font-weight: 600;
}

/* ============================================
   業務一覧リスト
   ============================================ */
.biz-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}
.biz-list li {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  padding: 12px 18px;
  font-size: 15px;
  color: var(--color-text);
}

/* ============================================
   経歴テーブル
   ============================================ */
.career-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}
.career-table th,
.career-table td {
  padding: 14px 18px;
  border-bottom: 1px dotted var(--color-border);
  font-size: 15px;
  text-align: left;
}
.career-table th {
  width: 180px;
  color: var(--color-primary);
  font-family: var(--font-jp);
  font-weight: 600;
  white-space: nowrap;
}

/* ============================================
   理念ボックス
   ============================================ */
.philosophy-box {
  background: var(--color-bg-soft);
  border: 2px solid var(--color-primary);
  padding: 50px 30px;
  text-align: center;
  margin: 40px 0;
  position: relative;
}
.philosophy-box::before,
.philosophy-box::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-accent);
}
.philosophy-box::before { top: -2px; left: -2px; border-right: none; border-bottom: none; }
.philosophy-box::after { bottom: -2px; right: -2px; border-left: none; border-top: none; }
.philosophy-label {
  font-family: var(--font-jp);
  font-size: 14px;
  letter-spacing: 0.4em;
  color: var(--color-accent);
  margin-bottom: 20px;
}
.philosophy-main {
  font-family: var(--font-jp);
  font-size: 56px;
  letter-spacing: 0.3em;
  color: var(--color-primary);
  font-weight: 700;
  margin: 0 0 16px;
  text-indent: 0.3em;
}
.philosophy-reading {
  font-family: var(--font-jp);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--color-text-light);
}

/* ============================================
   ボタン・CTAエリア
   ============================================ */
.cta-section {
  background: var(--color-primary);
  color: #fff;
  padding: 50px 20px;
  text-align: center;
}
.cta-section h2 {
  font-family: var(--font-jp);
  font-size: 24px;
  margin: 0 0 12px;
  letter-spacing: 0.1em;
}
.cta-section p {
  font-size: 15px;
  margin-bottom: 24px;
  opacity: 0.95;
}
.cta-tel {
  font-family: var(--font-jp);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
}
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--font-jp);
  font-size: 15px;
  letter-spacing: 0.1em;
  border-radius: 2px;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover {
  background: #a07f3d;
  color: #fff;
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid #fff;
}
.btn-outline:hover {
  background: #fff;
  color: var(--color-primary);
}

/* ============================================
   フォーム
   ============================================ */
.contact-form {
  background: #fff;
  padding: 36px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}
.form-row {
  margin-bottom: 22px;
}
.form-row label {
  display: block;
  font-family: var(--font-jp);
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 8px;
}
.form-row label .required {
  display: inline-block;
  background: #c0392b;
  color: #fff;
  font-size: 11px;
  padding: 2px 6px;
  margin-left: 6px;
  border-radius: 2px;
  letter-spacing: 0.05em;
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="tel"],
.form-row textarea,
.form-row select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  background: #fff;
  font-size: 15px;
  font-family: inherit;
  color: var(--color-text);
}
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(26, 58, 108, 0.1);
}
.form-row textarea { min-height: 160px; resize: vertical; }
.form-actions {
  text-align: center;
  margin-top: 16px;
}

/* ============================================
   フッター
   ============================================ */
.site-footer {
  background: #1a2540;
  color: #c5cad6;
  padding: 50px 20px 20px;
  font-size: 14px;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
}
.footer-brand .name {
  font-family: var(--font-jp);
  color: #fff;
  font-size: 20px;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.footer-brand p { line-height: 1.8; margin: 0; }
.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px 20px;
}
.footer-nav a {
  color: #c5cad6;
  font-family: var(--font-jp);
  display: block;
  padding: 4px 0;
  font-size: 14px;
}
.footer-nav a::before {
  content: "› ";
  color: var(--color-accent);
  margin-right: 4px;
}
.footer-nav a:hover { color: var(--color-accent); }
.footer-bottom {
  max-width: var(--container);
  margin: 30px auto 0;
  padding-top: 20px;
  border-top: 1px solid #2a3552;
  text-align: center;
  font-size: 12px;
  color: #8b94a8;
  letter-spacing: 0.05em;
}

/* ============================================
   その他
   ============================================ */
.affiliation {
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 24px;
  margin-top: 24px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.affiliation-mark {
  font-family: var(--font-jp);
  background: var(--color-primary);
  color: #fff;
  padding: 14px 18px;
  font-size: 14px;
  text-align: center;
  letter-spacing: 0.1em;
  min-width: 140px;
}
.affiliation-mark strong { font-size: 18px; display: block; margin-bottom: 4px; }
.affiliation-text { flex: 1; min-width: 240px; font-size: 14px; line-height: 1.7; color: var(--color-text-light); }

.fee-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  background: #fff;
  box-shadow: var(--shadow-soft);
}
.fee-table th,
.fee-table td {
  padding: 14px 18px;
  border: 1px solid var(--color-border);
  text-align: left;
  font-size: 15px;
}
.fee-table thead th {
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-jp);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-align: center;
}
.fee-table tbody th {
  background: var(--color-bg-soft);
  color: var(--color-primary);
  font-family: var(--font-jp);
  font-weight: 600;
  width: 240px;
}
.fee-note {
  background: var(--color-bg-soft);
  border-left: 3px solid var(--color-accent);
  padding: 16px 20px;
  font-size: 14px;
  color: var(--color-text-light);
  margin: 16px 0;
}

.map-placeholder {
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  padding: 60px 20px;
  text-align: center;
  color: var(--color-text-light);
  font-size: 14px;
  margin: 20px 0;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 20px;
}
.photo-item {
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 12px;
  text-align: center;
}
.photo-item .ph-box {
  background: linear-gradient(135deg, #e8e8e8 0%, #d0d0d0 100%);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #888;
  font-size: 13px;
  margin-bottom: 10px;
}
.photo-item .caption {
  font-family: var(--font-jp);
  color: var(--color-primary);
  font-size: 14px;
  margin: 4px 0 2px;
}
.photo-item .desc { font-size: 12px; color: var(--color-text-light); }

/* ============================================
   トップのペンギンマスコット
   ============================================ */
.hero-mascot {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 28px;
  min-height: 120px;
}
.penguin-img {
  max-width: 120px;
  max-height: 120px;
  width: auto;
  height: auto;
  filter: drop-shadow(0 6px 16px rgba(0,0,0,0.25));
}
.mascot-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  background: rgba(255,255,255,0.1);
  border: 2px dashed rgba(255,255,255,0.35);
  border-radius: 50%;
  color: rgba(255,255,255,0.85);
}
.mascot-placeholder .ph-icon {
  font-size: 40px;
  line-height: 1;
}
.mascot-placeholder .ph-label {
  font-size: 10px;
  letter-spacing: 0.05em;
  margin-top: 6px;
}
/* 既定では実画像が表示。読み込み失敗時のみ onerror で placeholder に切替え */
.hero-mascot .mascot-placeholder { display: none; }

/* ============================================
   代表挨拶ボックス(写真付き)
   ============================================ */
.greeting-box {
  background: #fff;
  padding: 40px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: flex;
  gap: 36px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.greeting-text {
  flex: 1 1 380px;
  min-width: 260px;
}
.greeting-photo {
  flex: 0 0 220px;
  text-align: center;
}
.portrait-img {
  width: 100%;
  max-width: 220px;
  height: auto;
  border-radius: 4px;
  box-shadow: var(--shadow-card);
  display: block;
}
.portrait-placeholder {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 220px;
  height: 280px;
  background: linear-gradient(135deg, #f0f0f0 0%, #d8d8d8 100%);
  border: 2px dashed var(--color-border);
  border-radius: 4px;
  color: var(--color-text-light);
}
.portrait-placeholder .ph-icon {
  font-size: 60px;
  line-height: 1;
}
.portrait-placeholder .ph-label {
  font-size: 11px;
  letter-spacing: 0.05em;
  margin-top: 8px;
  color: var(--color-text-light);
}
.photo-caption {
  font-family: var(--font-jp);
  font-size: 13px;
  color: var(--color-primary);
  margin: 12px 0 0;
  letter-spacing: 0.08em;
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 768px) {
  .header-main { flex-direction: column; align-items: flex-start; }
  .header-contact { text-align: left; }
  .site-nav ul { flex-direction: column; }
  .site-nav li { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.15); min-width: 100%; }
  .site-nav li:first-child { border-left: none; }
  .hero { padding: 60px 20px; }
  .hero-catch { font-size: 26px; }
  .hero-sub { font-size: 15px; }
  .page-title h1 { font-size: 24px; }
  .section { padding: 50px 20px; }
  .section-title { font-size: 22px; }
  .philosophy-main { font-size: 38px; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-nav { grid-template-columns: repeat(2, 1fr); }
  .info-table th, .career-table th { width: 110px; }
  .info-table th, .info-table td,
  .career-table th, .career-table td { padding: 12px 10px; font-size: 14px; }
  .header-top-inner { justify-content: flex-start; flex-wrap: wrap; gap: 8px 16px; }
  .greeting-box { padding: 24px; gap: 24px; }
  .greeting-photo { flex: 1 1 100%; max-width: 220px; margin: 0 auto; }
  .penguin-img { max-width: 90px; max-height: 90px; }
  .mascot-placeholder { width: 90px; height: 90px; }
  .mascot-placeholder .ph-icon { font-size: 32px; }
}