/*  =========================================================
    HANAHIRO DESIGN SYSTEM  v1.0
    Gold + Charcoal, Noto Serif JP + Cormorant Garamond
    ========================================================= */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600&family=Noto+Serif+JP:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');

/* ---------- Tokens ---------- */
:root {
  --ink:        #1f2933;
  --ink-soft:   #4a5260;
  --ink-mute:   #8b8e95;
  --gold:       #b88835;
  --gold-soft:  #d6b072;
  --gold-pale:  #f4ead6;
  --paper:      #fbf9f4;
  --white:      #ffffff;
  --line:       #e3dccc;
  --line-soft:  #f0eadb;
  --accent:     #c0392b;
  --radius:     0;
  --shadow-sm:  0 2px 8px rgba(31,41,51,0.06);
  --shadow-md:  0 8px 24px rgba(31,41,51,0.08);
  --shadow-lg:  0 20px 60px rgba(31,41,51,0.12);
}

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

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Hiragino Kaku Gothic ProN', sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.85;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Typography ---------- */
.font-serif  { font-family: 'Noto Serif JP', serif; }
.font-garamond { font-family: 'Cormorant Garamond', 'Noto Serif JP', serif; }

/* ---------- Topbar ---------- */
.topbar {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  padding: 14px 24px;
  position: sticky; top: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 10px;
}
.topbar .crumb {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  letter-spacing: 0.15em;
  color: var(--ink-soft);
  text-transform: uppercase;
}
.topbar a,
.topbar button {
  color: var(--ink-soft); text-decoration: none;
  font-size: 13px; font-weight: 500;
  background: transparent;
  border: 1px solid var(--line);
  padding: 6px 14px;
  border-radius: 22px;
  cursor: pointer;
  transition: all 0.2s;
}
.topbar a:hover,
.topbar button:hover {
  background: var(--ink); color: var(--white); border-color: var(--ink);
}
.topbar button.primary {
  background: var(--ink); color: var(--white); border-color: var(--ink);
}

/* ---------- Container ---------- */
.container     { max-width: 880px;  margin: 0 auto; padding: 56px 24px; }
.container-lg  { max-width: 1100px; margin: 0 auto; padding: 56px 24px; }
.container-xl  { max-width: 1400px; margin: 0 auto; padding: 56px 24px; }

/* ---------- Brand Block ---------- */
.brand-block {
  text-align: center;
  padding: 0 0 48px;
}
.brand-block .doc-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 42px;
  letter-spacing: 0.18em;
  color: var(--ink);
  font-weight: 500;
}
.brand-block .doc-sub {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 15px;
  color: var(--ink-mute);
  letter-spacing: 0.3em;
  margin-top: 8px;
}
.gold-line {
  width: 60px; height: 1px;
  background: var(--gold);
  margin: 28px auto 0;
}

/* ---------- Hero (Company style) ---------- */
.hero-box {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 56px 40px;
  margin-bottom: 56px;
  text-align: center;
  position: relative;
}
.hero-box::before, .hero-box::after {
  content: "";
  position: absolute;
  width: 36px; height: 36px;
  border: 1px solid var(--gold);
}
.hero-box::before { top: 14px; left: 14px; border-right: none; border-bottom: none; }
.hero-box::after  { bottom: 14px; right: 14px; border-left: none; border-top: none; }

.hero-eyebrow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--gold);
  margin-bottom: 8px;
}
.hero-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 22px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 24px;

  letter-spacing: 0.05em;
}

/* ---------- Section Head (numbered) ---------- */
section.block { margin-bottom: 64px; }
.sec-head {
  display: flex; align-items: baseline;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.sec-num {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 32px; font-weight: 500;
  color: var(--gold);
  letter-spacing: 0.05em;
}
.sec-title-block { flex: 1; }
.sec-eyebrow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.sec-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 22px; font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.06em;
}

/* ---------- Cards ---------- */
.card-ds {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 28px;
  transition: box-shadow 0.25s;
}
.card-ds:hover { box-shadow: var(--shadow-md); }
.card-ds .ck-eyebrow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 11px; letter-spacing: 0.4em;
  color: var(--gold); margin-bottom: 4px;
}
.card-ds h4 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px; font-weight: 500;
  color: var(--ink); margin-bottom: 14px;
  letter-spacing: 0.04em;
}
.card-ds p {
  font-size: 13.5px; line-height: 1.95;
  color: var(--ink-soft);
}

/* ---------- Tables ---------- */
.table-ds {
  width: 100%; border-collapse: collapse;
}
.table-ds th {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px; font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.table-ds td {
  font-size: 14px; padding: 14px 16px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink);
}
.table-ds tr:last-child td { border-bottom: none; }

/* ---------- Buttons ---------- */
.btn-gold {
  display: inline-block;
  background: var(--gold);
  color: var(--white);
  padding: 14px 40px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px; font-weight: 500;
  letter-spacing: 0.1em;
  border: none; cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}
.btn-gold:hover { background: #a07428; transform: translateY(-1px); }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--ink);
  padding: 14px 40px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px; font-weight: 500;
  letter-spacing: 0.1em;
  border: 1px solid var(--ink);
  cursor: pointer; text-decoration: none;
  transition: all 0.2s;
}
.btn-outline:hover {
  background: var(--ink); color: var(--white); transform: translateY(-1px);
}

/* ---------- Forms ---------- */
.form-ds input,
.form-ds select,
.form-ds textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--white);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: var(--ink);
  transition: border-color 0.2s;
}
.form-ds input:focus,
.form-ds select:focus,
.form-ds textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(184,136,53,0.1);
}
.form-ds label {
  display: block;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px; font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.form-ds label span {
  font-size: 10px; color: var(--accent);
  margin-left: 4px; font-weight: 400;
}

/* ---------- Grid ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ---------- Utility ---------- */
.text-gold  { color: var(--gold); }
.text-mute  { color: var(--ink-mute); }
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 40px; }
.mt-5 { margin-top: 56px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 40px; }

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Signature ---------- */
.message-signature {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  text-align: right;
}
.message-signature .role {
  font-size: 11px; color: var(--ink-mute);
  letter-spacing: 0.2em; display: block; margin-bottom: 6px;
}
.message-signature .name {
  font-size: 18px; font-weight: 500;
  letter-spacing: 0.15em; color: var(--ink);
}
.message-signature .name-en {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px; letter-spacing: 0.2em;
  color: var(--gold); margin-left: 8px;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .brand-block .doc-title { font-size: 28px; letter-spacing: 0.1em; }
  .sec-num { font-size: 24px; }
  .sec-title { font-size: 18px; }
  .hero-box { padding: 36px 20px; }
  .container { padding: 36px 16px; }
  .message-signature { text-align: center; }
}

/* =========================================================
   Bootstrap 5 Overrides — Gold + Charcoal
   ========================================================= */

/* Primary → ink */
.btn-primary {
  background-color: var(--ink) !important;
  border-color: var(--ink) !important;
  color: var(--white) !important;
}
.btn-primary:hover, .btn-primary:focus, .btn-primary:active, .btn-primary.active {
  background-color: #2d3742 !important;
  border-color: #2d3742 !important;
}
.btn-outline-primary {
  color: var(--ink) !important;
  border-color: var(--ink) !important;
}
.btn-outline-primary:hover, .btn-outline-primary:active {
  background-color: var(--ink) !important;
  color: var(--white) !important;
}

/* Success → gold */
.btn-success {
  background-color: var(--gold) !important;
  border-color: var(--gold) !important;
  color: var(--white) !important;
}
.btn-success:hover, .btn-success:focus, .btn-success:active {
  background-color: #a07428 !important;
  border-color: #a07428 !important;
}
.btn-outline-success {
  color: var(--gold) !important;
  border-color: var(--gold) !important;
}
.btn-outline-success:hover, .btn-outline-success:active {
  background-color: var(--gold) !important;
  color: var(--white) !important;
}

/* Warning → gold-soft */
.btn-warning {
  background-color: var(--gold-soft) !important;
  border-color: var(--gold-soft) !important;
  color: var(--white) !important;
}
.btn-warning:hover, .btn-warning:focus {
  background-color: var(--gold) !important;
  border-color: var(--gold) !important;
}

/* Info → ink-soft */
.btn-info, .btn-outline-info {
  color: var(--ink-soft) !important;
  border-color: var(--ink-soft) !important;
}
.btn-outline-info:hover {
  background-color: var(--ink-soft) !important;
  color: var(--white) !important;
}

/* Danger → muted red */
.btn-danger {
  background-color: #a0402d !important;
  border-color: #a0402d !important;
}
.btn-danger:hover { background-color: #8b3525 !important; border-color: #8b3525 !important; }

/* Links */
a { color: var(--gold); }
a:hover { color: #a07428; }

/* Modal headers */
.modal-header {
  background-color: var(--ink) !important;
  color: var(--white) !important;
  border-bottom: 1px solid var(--line) !important;
}
.modal-header .btn-close { filter: invert(1); }
.modal-header.bg-success {
  background-color: var(--gold) !important;
}
.modal-header.bg-primary {
  background-color: var(--ink) !important;
}
.modal-header.bg-info {
  background-color: var(--ink-soft) !important;
  color: var(--white) !important;
}
.modal-header.bg-warning {
  background-color: var(--gold-soft) !important;
  color: var(--white) !important;
}

/* Tabs */
.nav-tabs .nav-link.active {
  color: var(--ink) !important;
  border-color: var(--line) var(--line) var(--paper) !important;
  font-weight: 600;
}
.nav-tabs .nav-link {
  color: var(--ink-mute) !important;
}
.nav-tabs .nav-link:hover {
  color: var(--gold) !important;
  border-color: var(--line-soft) var(--line-soft) transparent !important;
}
.nav-pills .nav-link.active {
  background-color: var(--ink) !important;
  color: var(--white) !important;
}

/* Badges */
.badge.bg-primary { background-color: var(--ink) !important; }
.badge.bg-success { background-color: var(--gold) !important; }
.badge.bg-warning { background-color: var(--gold-soft) !important; color: var(--white) !important; }
.badge.bg-info    { background-color: var(--ink-soft) !important; color: var(--white) !important; }

/* Alerts */
.alert-primary { background-color: #eae6dc; border-color: var(--line); color: var(--ink); }
.alert-success { background-color: var(--gold-pale); border-color: var(--gold-soft); color: #5a4310; }
.alert-info    { background-color: #e8e4da; border-color: var(--line); color: var(--ink-soft); }

/* Progress */
.progress-bar { background-color: var(--gold) !important; }

/* Form focus */
.form-control:focus, .form-select:focus {
  border-color: var(--gold) !important;
  box-shadow: 0 0 0 0.2rem rgba(184,136,53,0.15) !important;
}

/* Font weight: ゴシック体で太字が重くなりすぎるのを防止 */
.fw-bold { font-weight: 500 !important; }

/* Tables */
.table > thead { border-bottom: 2px solid var(--line) !important; }
.table-primary { background-color: var(--gold-pale) !important; }

/* Cards */
.card { border-color: var(--line) !important; }

/* Sidebar nav (admin pages) */
.sidebar .nav-link.active {
  background-color: rgba(184,136,53,0.2) !important;
  color: var(--white) !important;
  border-left: 3px solid var(--gold) !important;
}

/* Toast */
.bg-success { background-color: var(--gold) !important; }

/* Pagination */
.page-item.active .page-link {
  background-color: var(--ink) !important;
  border-color: var(--ink) !important;
}
.page-link { color: var(--ink) !important; }
.page-link:hover { color: var(--gold) !important; }

/* Spinner */
.spinner-border { color: var(--gold) !important; }

/* Accordion */
.accordion-button:not(.collapsed) {
  background-color: var(--gold-pale) !important;
  color: var(--ink) !important;
}
.accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(184,136,53,0.15) !important;
}

/* =========================================================
   Sidebar Brand — 絆太郎ブランド常設
   ========================================================= */
/* サイドバーはテーブルのsticky列より手前に */
.sidebar { z-index: 100 !important; }

.sidebar .brand-header {
  text-align: center;
  padding: 16px 12px 12px;
  border-bottom: 1px solid rgba(184,136,53,0.2);
  margin-bottom: 8px;
}
.sidebar .brand-header .brand-logo-text {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #fff;
}
.sidebar .brand-header .brand-sub-text {
  font-family: 'Cormorant Garamond', serif;
  font-size: 9px;
  letter-spacing: 0.2em;
  color: rgba(214,176,114,0.7);
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}
.sidebar .brand-header .company-name {
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
  display: block;
}

/* =========================================================
   Design Tighten — 公的書式風の引き締め
   参考: hanahiro-training/company.html
   角ばり・コントラスト・メリハリ
   ========================================================= */

/* Cards: 角ばり + shadow除去 */
.card {
  border-radius: 4px !important;
  box-shadow: none !important;
  border: 1px solid var(--line) !important;
}
.card-header {
  border-radius: 0 !important;
  background: var(--ink) !important;
  color: var(--white) !important;
  border-bottom: none !important;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.card-header .btn-outline-primary {
  color: var(--gold-soft) !important;
  border-color: var(--gold-soft) !important;
}
.card-header .btn-outline-primary:hover {
  background: var(--gold) !important;
  color: var(--white) !important;
  border-color: var(--gold) !important;
}

/* Tables: チャコールヘッダー + 細い罫線 */
.table {
  border: 1px solid var(--line) !important;
}
.table > thead {
  background: var(--ink) !important;
  color: var(--white) !important;
}
.table > thead th {
  background: var(--ink) !important;
  color: var(--white) !important;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.04em;
  border-color: rgba(255,255,255,0.15) !important;
}
.table th, .table td {
  border-color: var(--line) !important;
}

/* Modals: 角ばり */
.modal-content {
  border-radius: 4px !important;
  border: 1px solid var(--line) !important;
  overflow: hidden;
}
.modal-header {
  border-radius: 0 !important;
}
.modal-footer {
  border-top: 1px solid var(--line) !important;
}

/* Buttons: 角ばり + シフト表での見栄え */
.btn {
  border-radius: 4px !important;
}
.btn-sm {
  border-radius: 3px !important;
}

/* Input / Select: 角ばり */
.form-control, .form-select {
  border-radius: 4px !important;
  border-color: var(--line) !important;
}

/* Input Group */
.input-group-text {
  border-radius: 4px !important;
  border-color: var(--line) !important;
  background: var(--ink) !important;
  color: var(--white) !important;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* Alert: 角ばり */
.alert {
  border-radius: 4px !important;
}

/* Dropdown */
.dropdown-menu {
  border-radius: 4px !important;
  border: 1px solid var(--line) !important;
  box-shadow: var(--shadow-md) !important;
}

/* Navbar / Topbar pill buttons → 角丸小さめ */
.topbar a, .topbar button {
  border-radius: 4px;
}

/* Shadow全体除去（paper背景に合わせた平面的デザイン） */
.shadow, .shadow-sm, .shadow-lg {
  box-shadow: none !important;
}

/* =========================================================
   Typography — 見出し・カードタイトルの明朝体統一
   ========================================================= */

/* メインコンテンツの大見出し */
main h2, main h3, main h4,
.main-content h2, .main-content h3, .main-content h4 {
  font-family: 'Noto Sans JP', sans-serif;
  letter-spacing: 0.04em;
  color: var(--ink);
}

/* カード内のヘッダーテキスト */
.card-header {
  font-size: 14px;
  letter-spacing: 0.06em;
}

/* テーブルキャプション */
.table caption {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--ink-soft);
}

/* フォームラベル */
.form-label, label.form-label-sm {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}

/* ページタイトル（h2直下のサブテキスト） */
.text-muted {
  color: var(--ink-mute) !important;
}

/* Bootstrap nav-tabs の引き締め */
.nav-tabs {
  border-bottom: 2px solid var(--ink) !important;
}
.nav-tabs .nav-link {
  border-radius: 4px 4px 0 0 !important;
  font-family: 'Noto Sans JP', sans-serif !important;
  font-weight: 500 !important;
  font-size: 13px !important;
  letter-spacing: 0.04em !important;
}
.nav-tabs .nav-link.active {
  background: var(--ink) !important;
  color: var(--white) !important;
  border-color: var(--ink) !important;
}

/* nav-pills の引き締め */
.nav-pills .nav-link {
  border-radius: 4px !important;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  font-weight: 500;
}

/* Bootstrap tooltip & popover */
.tooltip-inner {
  border-radius: 2px !important;
  font-size: 12px;
}

/* list-group */
.list-group-item {
  border-color: var(--line) !important;
  border-radius: 0 !important;
}
.list-group-item:first-child { border-radius: 4px 4px 0 0 !important; }
.list-group-item:last-child { border-radius: 0 0 4px 4px !important; }