/* ===== テーマ変数 ===== */
:root {
  --clr-base: #F5F9FF;
  --clr-primary: #1E88E5;
  --clr-primary-light: #64B5F6;
  --clr-accent: #FFC843;
  --clr-bg: var(--clr-base);
  --clr-text: #0A0A0A;
  --font-base: 'Noto Sans JP', sans-serif;
  --font-heading: 'Montserrat', 'Noto Sans JP', sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --clr-base: #0F172A;
    --clr-primary: #63A5F9;
    --clr-primary-light: #63A5F9;
    --clr-accent: #FFD265;
    --clr-bg: var(--clr-base);
    --clr-text: #ffffff;
  }
}

/* Utility classes used in components */
.bg-base      { background: var(--clr-base); }
.text-primary { color: var(--clr-primary); }
.rounded-card { border-radius: 8px; }
.shadow-card  { box-shadow: 0 1px 2px rgba(0,0,0,.08); }

/* ===== リセット＆共通 ===== */
* { box-sizing: border-box; }
html,body { margin:0; padding:0; font-family: var(--font-base); background: var(--clr-bg); color: var(--clr-text); }
a { color: var(--clr-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: var(--font-heading);
  color: var(--clr-text);
}

/* ===== ヘッダー ===== */
.site-header { background: var(--clr-primary); color:#fff; position:relative; }
.site-header .inner {
  max-width:1200px;
  margin:auto;
  padding:10px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.site-logo { font-size:1.4rem; font-weight:bold; color:#fff; }

/* ===== メインエリア ===== */
.page-main {
  max-width:1200px;
  margin:auto;
  padding:20px;
}

/* ===== ナビ ===== */
.nav-links { display:flex; gap:1.2rem; }
.nav-links a { color:#fff; font-size:0.95rem; }
.nav-toggle { display:none; border:none; background:none; cursor:pointer; }

/* ===== カードリストをグリッド化 ===== */
.card-list {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

@media (min-width:1280px) {
  .card-list { grid-template-columns: repeat(4, 1fr); }
  #tab-used .card-list { grid-template-columns: repeat(3, 1fr); }
}

/* ===== カード (スマホで100%) ===== */
.card {
    max-width: 100%;
    width:250px;
    border:1px solid #ddd;
    border-radius:8px;
    overflow:hidden;
    background:#fff;
    transition:.15s;
    display:flex;
    flex-direction:column;
    color: inherit;          /* 追加: カード内の文字色を継承 */
    text-decoration: none;   /* 追加: 通常状態で下線を消す */
}
.card:hover {
  box-shadow:0 2px 8px rgba(0,0,0,.15);
  transform:translateY(-2px);
  text-decoration: none;   /* 追加: ホバー時の下線を無効化 */
}
.card-img {
    width: 100%;
    height:160px;
    object-fit:cover;
}
.card-body { padding:10px; font-size:0.9rem; flex:1; display:flex; flex-direction:column; gap:4px; }
.card-body h3 { margin:0 0 4px; font-size:1rem; font-weight:600; }
.card-meta { display:flex; justify-content:space-around; color:var(--clr-primary); font-size:0.85rem; }
.card-meta span { display:flex; align-items:center; gap:4px; }
.card-meta i { font-size:1.2rem; }
.deadline { text-align:center; font-size:0.8rem; color:#666; }
.text-gray-500 { color:#666; }
.font-bold { font-weight:700; }

/* ===== セクション余白 ===== */
.section { margin-bottom: 60px; }

/* ===== テーブル ===== */
.table,
table          { width:100%; border-collapse:collapse; margin-bottom:1.5rem; }
.table th,
.table td,
table th,
table td       { border:1px solid #e0e0e0; padding:8px 10px; font-size:0.95rem; }
.table th,
table th       { background:#f5f5f5; text-align:left; }
.table-striped tr:nth-child(even),
table tr:nth-child(even) { background:#fafafa; }

.tbl{border-collapse:collapse;width:100%;}
.tbl th{background:#f8f8f8;text-align:left;padding:6px 8px;border:1px solid #ccc;width:160px;}
.tbl td{padding:6px 8px;border:1px solid #ccc;}
.tier_tbl td{padding:4px 8px;border:1px solid #ccc;}

@media (prefers-color-scheme: dark) {
  .table th,
  .table td,
  table th,
  table td       { border-color:#334155; }
  .table th,
  table th       { background:#1f2937; }
  .table-striped tr:nth-child(even),
  table tr:nth-child(even) { background:#1e293b; }
  .tbl th{background:#1f2937;border-color:#334155;color:#fff;}
  .tbl td{background:#111827;border-color:#334155;color:#fff;}
  .tier_tbl td{background:#111827;border-color:#334155!important;color:#fff;}

  /* Card readability */
  .card { background:#fff; color:#000; }
  .card-body h3 { color:#000; }

  /* Callout readability */
  .estimate-callout { color:#000; }

  /* Modal readability */
  .modal-content { color:#000; }

  /* MyPage tab visibility */
  .tab-btn { background:#e2e8f0; color:#000; }
  .tab-btn.active { background:#fff; color:#000; border-color:#ccc; }
}

/* ===== フォーム ===== */
.form-group     { margin-bottom:1rem; }
.form-group label{ display:block; font-weight:600; margin-bottom:4px; }
.form-control   { width:100%; padding:6px 8px; border:1px solid #ccc; border-radius:4px; font-size:1rem; }
/* フォームの横幅調整 */
.form-wrapper   { max-width:600px; margin:auto; }
/* 簡易査定ボタン枠 */
.estimate-callout {
  border:1px solid #ddd;
  border-radius:8px;
  padding:16px;
  background:#fafafa;
  text-align:center;
  margin-bottom:20px;
}
/* 2項目を横並びにする箇所の調整 */
.form-range { display:flex; gap:6px; }
@media (max-width:640px){
  .form-range{ flex-direction:column; }
  .form-range input{ margin-bottom:6px; }
}
.btn            { display:inline-block; padding:6px 14px; border:none; border-radius:4px; cursor:pointer; font-size:0.9rem; }
.btn-primary    { background:var(--clr-primary); color:#fff; }
.btn-primary:hover { background:var(--clr-primary-light); }

/* ===== 高度な検索フォーム ===== */
.advanced-search {
  background: #E9F3FF;
  border: 2px solid #2089E2;
  border-radius: 10px;
  padding: 32px 40px;
  max-width: 1080px;
  margin: 0 auto;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 40px;
  margin-bottom: 24px;
}

.grid-item {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.advanced-search label {
  font-family: var(--font-base);
  font-weight: 400;
  font-size: 14px;
  color: #000;
  margin-right: 6px;
}

.search-control {
  background: #fff;
  border: 2px solid #666;
  border-radius: 6px;
  height: 34px;
  padding: 0 12px;
  font-size: 1rem;
}

.search-control::placeholder {
  color: #A9A9A9;
}

.form-grid select[name="prefecture"]{
  width: 70%;
}

.form-grid select[name="is_fit"] {
  width: 82%;
}

.form-grid input[name="min_capacity"],
.form-grid input[name="max_capacity"] {
  width: 29%;
}

.form-grid input[name="keyword"] {
  width: 70%;
}

.tilde {
  font-weight: 400;
  font-size: 14px;
  margin: 0 8px;
  align-self: center;
}

.btn-search {
  width: 240px;
  height: 36px;
  font-size: 18px;
  font-weight: 500;
  color: #fff;
  background: linear-gradient(#FFB22D 0%, #FF8C00 60%, #F57C00 100%);
  border: none;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.25);
  cursor: pointer;
  display: block;
  margin: auto;
}

.btn-search:hover {
  filter: brightness(1.05);
}

.btn-search:active {
  transform: translateY(2px);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.25);
  filter: brightness(0.95);
}

@media (max-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-grid select[name="prefecture"],
  .form-grid select[name="is_fit"],
  .form-grid input[name="min_capacity"],
  .form-grid input[name="max_capacity"],
  .form-grid input[name="keyword"] {
    width: 100%;
  }
  .btn-search {
    width: 100%;
  }
}

/* ===== マイページ 2カラム ===== */
.page-mypage {
  display:grid;
  grid-template-columns: 1fr 280px; /* main | sidebar */
  gap:30px;
  overflow-x:hidden;
}
.page-mypage .main-area  { flex: 1 1 650px; }
.page-mypage .side-area  { flex: 0 0 280px; }

/* ===== Toast ===== */
.toast {
  position: fixed;
  z-index: 3000;
  right: 20px;
  bottom: 20px;
  min-width: 220px;
  padding: 10px 14px;
  border-radius: 6px;
  color: #fff;
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all .3s ease;
}
.toast.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
.toast.success { background: var(--clr-primary); }
.toast.error   { background: #e74c3c; }

/* ===== ボタンホバー／無効 ===== */
.btn:hover:not(:disabled)  { opacity: .9; }
.btn:disabled              { opacity: .5; cursor: not-allowed; }

/* ===== モーダル ===== */
.modal { display:none; position:fixed; inset:0; background:rgba(0,0,0,.6); z-index:2000; justify-content:center; align-items:center; }
.modal.open { display:flex; }
.modal-content { background:#fff; padding:24px; border-radius:8px; max-width:500px; width:90%; }

/* ===== マイページタブ ===== */
.tab-nav {
  display: flex;
  gap: 8px;
  margin: 0 0 20px;
  border-bottom: none;
  width: 100%;
  list-style: none;
  padding-left: 0;
  margin-top: 0;
}

.tab-btn {
  position: relative;
  flex: 1;
  padding: 14px 0;
  cursor: pointer;
  border-radius: 0;
  background: transparent;
  display: inline-block;
  list-style: none; padding-left: 0;
  font-size: 1.05rem;
  font-weight: 500;
  text-align: center;
  border: none;
  color: #9E9E9E;
}

.tab-btn::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;                 /* 未選択時の細いライン */
  background: currentColor;    /* テキストと同色 */
  transition: background .2s, height .2s;
}

.tab-btn.active {
  background: transparent;
  border: none;
  border-bottom: none;
  color: var(--clr-primary);
  font-weight: 700;
}
.tab-btn.active::after {
  height: 3px;              /* 選択中は太く */
  background: var(--clr-primary); /* 下線を表示 */
}
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ダークモードでも同色で OK ── var(--clr-primary) は既に切り替わる */
@media (prefers-color-scheme: dark) {
  .tab-btn { color: #777; }
}

/* ===== ナビゲーションボタン ===== */
.nav-buttons{
  display:flex; flex-wrap:wrap; gap:12px; margin:20px 0 30px;
}

.nav-button{
  position:relative;
  width:150px;height:150px;
  padding:16px 10px;
  border-radius:18px;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  font-size:0.95rem;font-weight:700;line-height:1.35;
  color:#fff;text-decoration:none;
  box-shadow:0 4px 8px rgba(0,0,0,.15);
  transition:.15s transform,.15s filter;
}
.nav-button svg{font-size:48px;margin-bottom:6px;color:inherit;}
.nav-button::before{content:'';position:absolute;inset:0 0 60% 0;
  background:rgba(255,255,255,.35);border-radius:18px;}
.nav-button:hover{transform:translateY(-2px);filter:brightness(1.05);}
.nav-button:active,
.nav-button:focus{
  transform:none;
  box-shadow:inset 0 2px 4px rgba(0,0,0,.25);
}
.nav-button.is-current{
  opacity:0.6;
  pointer-events:none;
}
.btn-myasset {background:linear-gradient(#64B5F6 0%, #1E88E5 100%);}
.btn-bid     {background:linear-gradient(#81C784 0%, #388E3C 100%);}
.btn-sell    {background:linear-gradient(#FFB74D 0%, #F57C00 100%);}
.btn-estimate{background:linear-gradient(#BA68C8 0%, #6A1B9A 100%);}
.btn-market  {background:linear-gradient(#4DD0E1 0%, #00838F 100%);}
.btn-order   {background:linear-gradient(#AED581 0%, #689F38 100%);}
@media (max-width:640px){.nav-button{width:48%;flex:1 1 auto;}}

/* ===== ニュース一覧 ===== */
.news-list{
  list-style:none;
  padding:0;
  margin:0;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.news-item a{
  text-decoration:none;
  color:inherit;
  display:flex;
  flex-direction:column;
  align-items:center;
}
.news-item img{
  width:100%;
  height:80px;
  object-fit:cover;
  border-radius:4px;
}
.news-title{
  margin-top:4px;
  font-size:0.85rem;
  text-align:center;
}

/* ===== 統計カード ===== */
.stat-card { background:#fff; border:1px solid #ddd; border-radius:6px; }
.stat-card:hover{ box-shadow:0 2px 6px rgba(0,0,0,.12); }

/* ===== 管理ページ ===== */
.admin-link{display:flex;align-items:center;gap:6px;}
.admin-link i{font-size:1rem;}
/* Chart area responsive */
canvas{max-width:100%;}
/* KPI カードリンク装飾を消す */
.stat-link{display:block;color:inherit;text-decoration:none;}
.stat-link:hover .stat-card{box-shadow:0 2px 6px rgba(0,0,0,.18);}
/* 表操作系 */

.form-inline>*{margin-right:6px;margin-bottom:6px;}

/* ===== ユーティリティ ===== */
.bg-gradient-primary {
  background: linear-gradient(135deg, #1E88E5 0%, #64B5F6 100%);
  color: #fff;
}

/* ===== ページネーション ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin: 20px 0;
}
.page-item {
  display: inline-block;
  min-width: 32px;
  padding: 6px 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
  text-align: center;
  text-decoration: none;
  background: #fff;
  color: inherit;
}
.page-item.active {
  background: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}

/* ===== 承認待ちメッセージ ===== */
.pending-message {
  max-width: 480px;
  margin: 60px auto;
  padding: 40px 20px;
  background: #fff;
  text-align: center;
  line-height: 1.7;
}
.pending-message h1 {
  margin-top: 0;
  margin-bottom: 20px;
}

/* ===== カルーセル ===== */
.carousel-wrapper {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  height: 200px;
  overflow: hidden;
}
.carousel {
  display: flex;
  height: 100%;
  transition: transform 0.4s ease;
}
.carousel-slide {
  flex: 0 0 100vw;
  height: 100%;
}
.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.carousel-prev,
.carousel-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: rgba(0,0,0,0.4);
  color: #fff;
}
.carousel-prev { left: 10px; }
.carousel-next { right: 10px; }
.carousel-indicators {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}
.carousel-indicators button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.6);
}
.carousel-indicators button.active {
  background: #fff;
}

/* ===== 引っ張って更新機能 ===== */
.pull-refresh {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 50px;
  background: var(--clr-bg);
  display: flex;
  justify-content: center;
  align-items: center;
  transform: translateY(-100%);
  transition: transform .3s;
  z-index: 2600;
}
.pull-refresh.show { transform: translateY(0); }
.pull-refresh .spinner {
  width: 24px;
  height: 24px;
  border: 3px solid #ccc;
  border-top-color: var(--clr-primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== レスポンシブ ===== */
@media (max-width: 1024px){
  .page-mypage{
    grid-template-columns: 1fr;
  }
  .side-area{
    order:-1;
    width:100%;
  }
  .news-list{
    flex-direction:row;
    overflow-x:auto;
  }
  .news-item{
    flex:0 0 120px;
  }
}

@media (max-width:768px){
  .nav-toggle {
    display:block;
    color:var(--clr-accent);
    font-size:1.6rem;
    position:absolute;
    top:50%;
    right:20px;
    transform:translateY(-50%);
  }
  .nav-backdrop {
    display:none;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.3);
    z-index:2400;
  }
  .nav-backdrop.open { display:block; }
  .nav-links {
    position:fixed;
    top:60px;
    left:0;
    right:0;
    background:var(--clr-primary);
    flex-direction:column;
    gap:0;
    display:none;
    z-index:2500;
  }
  .nav-links a { padding:10px 20px; border-top:1px solid rgba(255,255,255,.2); }
  .nav-links.open { display:flex; }
  .card { width:100%; }
  .page-main { max-width:none; width:100%; padding:0; }
}

@media (max-width: 640px) {
  .card-list { grid-template-columns: repeat(2, 1fr); }
  .card{ width: 100% }
  label input{ font-size: 1rem; }
}