/* ============================================================
   GROP VIETNAM 教育管理システム — 共通デザインシステム
   Brand palette: navy #102547 / green #3DAE2B
   ============================================================ */

:root {
  /* ===== Brand colors ===== */
  --navy:        var(--grvn-navy);
  --navy-2:      var(--grvn-navy-2);
  --navy-3:      var(--grvn-navy-3);
  --green:       var(--grvn-green);
  --green-2:     var(--grvn-green-2);
  --green-soft:  var(--grvn-green-soft);

  /* ===== Ink (text) ===== */
  --ink:         var(--grvn-ink);
  --ink-soft:    var(--grvn-ink-soft);
  --ink-mute:    var(--grvn-mute);
  --ink-ghost:   var(--grvn-ghost);

  /* ===== Paper / surfaces ===== */
  --paper:       var(--grvn-card);
  --paper-2:     var(--grvn-paper);
  --paper-3:     var(--grvn-paper-2);

  /* ===== Rule (borders) ===== */
  --rule:        var(--grvn-line);
  --rule-2:      var(--grvn-line-2);

  /* ===== Status ===== */
  --bad:         var(--grvn-bad);
  --warn:        var(--grvn-warn);
  --info:        var(--grvn-info);

  /* ===== Effects ===== */
  --shadow-sm:   var(--grvn-shadow-sm);
  --shadow-md:   var(--grvn-shadow-md);
  --shadow-lg:   var(--grvn-shadow-lg);
}

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

body {
  font-family: var(--grvn-font);
  background: var(--paper-3);
  color: var(--ink);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Header
   （サイト共通ヘッダー/サブナビは /grvn/grvn.css 側（.grvn-header / .grvn-subnav）で定義。
    旧・自前の紺色ヘッダー(header要素+ブランド見出し+ナビ)はここから撤去済み）
   ============================================================ */

/* ============================================================
   Sub bar (org name display)
   ============================================================ */
.org-sub-bar {
  background: var(--paper-2);
  color: var(--ink-soft);
  text-align: center;
  padding: 8px 24px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .04em;
  border-bottom: 1px solid var(--rule);
}

/* ============================================================
   Main / Container
   ============================================================ */
main { padding: 28px 24px; }
.container { max-width: 1200px; margin: 0 auto; }

/* ============================================================
   Dashboard (admin index page)
   ============================================================ */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 16px 20px;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--green);
}
.stat-card .stat-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-mute);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.stat-card .stat-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--navy);
  font-family: var(--grvn-font);
  line-height: 1.1;
  letter-spacing: -.02em;
}
.stat-card .stat-sub {
  font-size: 11px;
  color: var(--ink-mute);
  margin-top: 4px;
}
.stat-card.warn::before { background: var(--warn); }
.stat-card.warn .stat-value { color: var(--warn); }

/* .qa-btn はクイックアクション廃止後、一覧ツールバーの操作ボタンとして使用 */
.qa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  color: var(--navy);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all .15s;
  cursor: pointer;
  font-family: inherit;
}
.qa-btn:hover {
  background: var(--green-soft);
  border-color: var(--green);
  color: var(--green-2);
}
.qa-btn.primary {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}
.qa-btn.primary:hover {
  background: var(--green-2);
  border-color: var(--green-2);
  color: #fff;
}

/* ============================================================
   Toolbar (search/filters)
   ============================================================ */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
  flex-wrap: wrap;
}
.toolbar-left { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; flex: 1; }
.toolbar-right { display: flex; gap: 8px; }

.status-tabs {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--rule-2);
  border-radius: 8px;
  background: var(--paper);
}
.status-tab {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  padding: 7px 12px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.status-tab:hover { background: var(--paper-2); color: var(--navy); }
.status-tab.active {
  background: var(--navy);
  color: #fff;
}

.search-box {
  flex: 1;
  max-width: 300px;
  padding: 9px 14px;
  border: 1px solid var(--rule-2);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  background: var(--paper);
  transition: border .15s, box-shadow .15s;
}
.search-box:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(61,174,43,.12);
}

.org-filter {
  padding: 9px 12px;
  border: 1px solid var(--rule-2);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  background: var(--paper);
  min-width: 160px;
  transition: border .15s;
}
.org-filter:focus { border-color: var(--green); }

.bulk-archive-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 12px;
  padding: 10px 12px;
  border: 1px solid var(--rule-2);
  border-left: 4px solid var(--navy);
  border-radius: 8px;
  background: #f8fafc;
  box-shadow: var(--shadow-sm);
}
.bulk-archive-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.bulk-archive-left strong {
  color: var(--navy);
  font-size: 13px;
  margin-right: 4px;
}
.bulk-status-select,
.bulk-status-date,
.bulk-archive-note {
  height: 32px;
  border: 1px solid var(--rule-2);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-family: inherit;
  font-size: 13px;
  padding: 4px 8px;
}
.bulk-archive-note {
  min-width: 220px;
}
.bulk-clear-btn {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.bulk-clear-btn:hover {
  color: var(--navy);
  text-decoration: underline;
}

/* ============================================================
   Table
   ============================================================ */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
}
thead { background: var(--paper-2); }
th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-mute);
  letter-spacing: .08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--rule);
}
.th-select,
.td-select {
  width: 38px;
  min-width: 38px;
  padding-right: 4px;
  text-align: center;
}
.th-select input,
.td-select input {
  width: 16px;
  height: 16px;
  accent-color: var(--navy);
  cursor: pointer;
}
td {
  padding: 13px 16px;
  font-size: 13.5px;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
}

/* 日本語は既定だと文字単位でどこでも折り返されるため、「株式会社キンレイ亀山」が
   「株式会社／キンレイ／亀山」のように割れる。単語を保ち、どうしても収まらない
   ときだけ折る。列が詰まる場合は下の横スクロールで逃がす。 */
th, td {
  word-break: keep-all;
  overflow-wrap: break-word;
}
/* ボタン・バッジ類は途中で折らない（「報告書」が「報告／書」になっていた） */
td .btn, td .btn-sm, td a.btn, .badge, .student-id { white-space: nowrap; }

/* 列数が多いので、狭い画面では表全体を横スクロールさせる */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 10px;          /* 角丸は表ではなく外側で作る（下記の理由） */
}
/* 表に overflow:hidden があると、その中の position:sticky が効かなくなる。
   角丸のための指定だったので外側へ移し、表側では打ち消す。 */
.table-scroll > table {
  min-width: 1020px;
  overflow: visible;
  border-radius: 0;
}
/* よく使う「詳細・報告書」は横スクロールしても右端に残す（画面外に消えてしまうため） */
.table-scroll th:last-child,
.table-scroll td:last-child {
  position: sticky;
  right: 0;
  background: var(--paper);
  box-shadow: -8px 0 10px -8px rgba(16, 37, 71, .18);
}
.table-scroll thead th:last-child { background: var(--paper-2); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--paper-2); }
td a { color: var(--navy); text-decoration: none; font-weight: 500; }
td a:hover { color: var(--green-2); text-decoration: underline; }

.th-photo,
.td-photo {
  width: 58px;
  min-width: 58px;
  padding-right: 6px;
}
.list-photo-link {
  display: inline-flex;
  text-decoration: none;
}
.list-photo {
  width: 42px;
  height: 56px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--rule-2);
  background: var(--paper-2);
  box-shadow: 0 1px 2px rgba(16,37,71,.08);
}
.list-photo-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-mute);
  font-family: var(--grvn-font-num);
  font-size: 11px;
  font-weight: 700;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all .15s;
  font-family: inherit;
}
.btn-primary {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}
.btn-primary:hover {
  background: var(--green-2);
  border-color: var(--green-2);
  color: #fff;
}
.btn-secondary {
  background: var(--paper);
  color: var(--navy);
  border-color: var(--rule-2);
}
.btn-secondary:hover { background: var(--paper-2); border-color: var(--green); color: var(--green-2); }
.btn-danger {
  background: var(--paper);
  color: var(--bad);
  border-color: #fca5a5;
}
.btn-danger:hover { background: #fef2f2; }
.btn-report {
  background: #eef5ff;
  color: #1e40af;
  border-color: #bfdbfe;
  text-decoration: none;
}
.btn-report:hover { background: #dbeafe; }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn:disabled { opacity: .6; cursor: not-allowed; }
.btn-full { width: 100%; justify-content: center; }

/* ============================================================
   Card
   ============================================================ */
.card {
  background: var(--paper);
  border-radius: 10px;
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
}
.card h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
  color: var(--navy);
}

/* ============================================================
   Form
   ============================================================ */
.form-section { margin-bottom: 28px; }
.form-section h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 14px;
  padding: 4px 0 6px 10px;
  border-left: 3px solid var(--green);
  letter-spacing: .04em;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group-full { grid-column: 1 / -1; }

label {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ink-soft);
}
.required { color: var(--bad); }

input[type="text"],
input[type="number"],
input[type="date"],
input[type="email"],
input[type="password"],
input[type="tel"],
select,
textarea {
  padding: 9px 12px;
  border: 1px solid var(--rule-2);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  background: var(--paper);
  color: var(--ink);
  transition: border .15s, box-shadow .15s;
  width: 100%;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(61,174,43,.12);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  margin-top: 8px;
}

.file-input {
  padding: 8px;
  border: 1px solid var(--rule-2);
  border-radius: 8px;
  font-size: 13px;
  width: 100%;
  background: var(--paper);
}

.photo-preview { margin-top: 8px; }
.photo-preview img {
  max-width: 150px;
  max-height: 200px;
  border-radius: 8px;
  border: 1px solid var(--rule);
  object-fit: cover;
}

.form-note {
  margin-top: 10px;
  font-size: 12px;
  color: var(--bad);
  text-align: right;
}

/* ============================================================
   Detail page
   ============================================================ */
.back-link {
  display: inline-block;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 13px;
  margin-bottom: 18px;
}
.back-link:hover { color: var(--navy); }

.detail-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--rule);
}
.detail-header h2 { font-size: 22px; font-weight: 700; color: var(--navy); }
.katakana { color: var(--ink-soft); margin-top: 4px; font-size: 14px; }

.detail-header-left {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.detail-photo {
  width: 84px;
  height: 112px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid var(--rule);
  background: var(--paper-2);
}
.detail-photo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper-2);
  color: var(--ink-mute);
}
.detail-photo-placeholder svg { width: 36px; height: 36px; }

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.info-item { display: flex; flex-direction: column; gap: 3px; }
.info-label {
  font-size: 11px;
  color: var(--ink-mute);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.info-value { font-size: 14.5px; font-weight: 500; color: var(--navy); }

.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 12px;
  padding: 4px 0 6px 10px;
  border-left: 3px solid var(--green);
  letter-spacing: .04em;
}

.no-data { color: var(--ink-mute); font-size: 13px; }

.terminology-detail {
  margin: 22px 0 24px;
  padding: 18px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: linear-gradient(135deg, #ffffff 0%, #f7fbf4 100%);
  box-shadow: var(--shadow-sm);
}
.terminology-detail-muted {
  background: var(--paper-2);
}
.terminology-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}
.terminology-title { margin-bottom: 6px; }
.terminology-detail-lead {
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}
.terminology-detail-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.term-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.term-detail-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 14px;
  min-height: 118px;
}
.term-detail-card span {
  display: block;
  color: var(--ink-mute);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: 8px;
}
.term-detail-card strong {
  display: block;
  color: var(--navy);
  font: 700 26px/1 'Inter', 'Noto Sans JP', sans-serif;
  margin-bottom: 10px;
}
.term-detail-card small {
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.6;
}
.term-detail-card.warn strong { color: var(--warn); }
.term-progress-bar {
  width: 100%;
  height: 8px;
  background: #edf1f6;
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 8px;
}
.term-progress-bar i {
  display: block;
  height: 100%;
  background: var(--green);
  border-radius: inherit;
}
.term-progress-bar.final i { background: var(--navy-3); }
.terminology-empty {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(255,255,255,.7);
  color: var(--ink-mute);
  font-size: 13px;
}

/* ============================================================
   Student ID badge
   ============================================================ */
.student-id-badge {
  display: inline-block;
  background: var(--green-soft);
  color: var(--green-2);
  border: 1px solid var(--green);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  font-family: 'Inter', monospace;
}
.status-badge {
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  vertical-align: middle;
  white-space: nowrap;
}
.status-active { background: var(--green-soft); color: var(--green-2); }
.status-graduated { background: #eef5ff; color: #1e40af; }
.status-withdrawn { background: #fef2f2; color: var(--bad); }
.status-inactive { background: var(--paper-2); color: var(--ink-soft); }
.student-id-large {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  border-radius: 8px;
  padding: 6px 16px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .05em;
  font-family: 'Inter', monospace;
  margin-bottom: 4px;
}

.status-panel {
  margin: 6px 0 22px;
  padding: 14px 16px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--paper-2);
}
.status-panel-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.status-title {
  margin: 0 0 10px;
}
.status-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.status-select,
.status-date,
.status-note {
  height: 34px;
  border: 1px solid var(--rule-2);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-family: inherit;
  font-size: 13px;
  padding: 5px 9px;
}
.status-note {
  min-width: 240px;
}
.status-help {
  margin-top: 8px;
  color: var(--ink-mute);
  font-size: 12px;
}
.status-save-msg {
  min-width: 96px;
  font-size: 12px;
  text-align: right;
}

/* ============================================================
   Status messages
   ============================================================ */
.loading { color: var(--ink-mute); padding: 40px; text-align: center; }
.empty { text-align: center; padding: 60px 20px; color: var(--ink-mute); }
.empty p { margin-bottom: 16px; }
.error {
  color: var(--bad);
  padding: 12px 16px;
  background: #fef2f2;
  border-left: 3px solid var(--bad);
  border-radius: 8px;
  font-size: 13.5px;
}
.hidden { display: none; }

.msg-success {
  color: var(--green-2);
  background: var(--green-soft);
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 13.5px;
  border-left: 3px solid var(--green);
}
.msg-error {
  color: var(--bad);
  background: #fef2f2;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 13.5px;
  border-left: 3px solid var(--bad);
}

/* ============================================================
   Login card
   ============================================================ */
.login-card {
  max-width: 400px;
  margin: 60px auto;
  background: var(--paper);
  border-radius: 12px;
  padding: 36px 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--rule);
}
.login-card h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 24px;
  text-align: center;
  color: var(--navy);
}
.login-card .form-group { margin-bottom: 16px; }

/* ============================================================
   Auth UI (header user info)
   ============================================================ */
.auth-user-label {
  color: rgba(255,255,255,.85);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  background: rgba(255,255,255,.1);
  border-radius: 6px;
}
.btn-logout {
  background: rgba(255,255,255,.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,.2);
  font-size: 11.5px;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  transition: background .15s;
}
.btn-logout:hover { background: rgba(255,255,255,.18); }

/* ============================================================
   Terminology learning
   ============================================================ */
.terminology-app { display: flex; flex-direction: column; gap: 16px; }
.term-hero {
  background: linear-gradient(135deg, #ffffff 0%, #f3f8f0 100%);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 22px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}
.term-kicker {
  color: var(--green-2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.term-hero h2, .quiz-head h2 { color: var(--navy); font-size: 24px; line-height: 1.3; }
.term-sub { color: var(--ink-soft); margin-top: 6px; font-size: 14px; }
.term-stats { display: grid; grid-template-columns: repeat(3, minmax(76px, 1fr)); gap: 10px; min-width: 290px; }
.term-stats div { background: var(--paper); border: 1px solid var(--rule); border-radius: 8px; padding: 12px; text-align: center; }
.term-stats strong { display: block; color: var(--navy); font: 700 24px/1 'Inter', sans-serif; }
.term-stats span { color: var(--ink-mute); font-size: 12px; }
.term-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 12px;
}
.term-toolbar select, .term-toolbar input {
  height: 38px;
  border: 1px solid var(--rule-2);
  border-radius: 7px;
  padding: 0 11px;
  font-family: inherit;
  background: #fff;
}
.term-toolbar input { min-width: 260px; flex: 1; }
.term-mode-tabs { display: inline-flex; background: var(--paper-3); border-radius: 8px; padding: 3px; gap: 3px; }
.term-mode-tabs button {
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  border-radius: 6px;
  padding: 8px 12px;
  font-family: inherit;
  font-weight: 700;
  cursor: pointer;
}
.term-mode-tabs button.active { background: var(--paper); color: var(--navy); box-shadow: var(--shadow-sm); }
.term-panel { display: grid; grid-template-columns: minmax(340px, 1fr) 420px; gap: 16px; align-items: start; }
.term-panel.hidden { display: none; }
.term-card-shell, .term-list-wrap, .quiz-box, .quiz-result {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.term-card {
  min-height: 340px;
  border-radius: 10px;
  position: relative;
  transform-style: preserve-3d;
  transition: transform .25s ease;
  cursor: pointer;
}
.term-card.is-flipped { transform: rotateY(180deg); }
.term-card-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: 10px;
  border: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px;
  background: #fff;
}
.term-card-front { background: linear-gradient(180deg, rgba(61,174,43,.08), transparent 58%), #fff; }
.term-card-back { transform: rotateY(180deg); background: linear-gradient(180deg, rgba(16,37,71,.08), transparent 58%), #fff; }
.term-chip {
  align-self: flex-start;
  background: var(--green-soft);
  color: var(--green-2);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 20px;
}
.term-main {
  color: var(--navy);
  font-size: 42px;
  font-weight: 700;
  line-height: 1.25;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
.term-kana, .term-mini { margin-top: 10px; color: var(--ink-soft); font-size: 18px; }
.term-meaning { color: var(--navy); font-size: 34px; font-weight: 700; line-height: 1.35; }
.term-card-face p { margin-top: 24px; color: var(--ink-mute); font-size: 13px; }
.term-card-actions { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 14px; }
.term-list-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; }
.term-list { display: flex; flex-direction: column; gap: 6px; max-height: 430px; overflow: auto; }
.term-row {
  width: 100%;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  border-radius: 8px;
  padding: 10px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}
.term-row.active { border-color: var(--green); background: var(--green-soft); }
.term-row strong, .term-row small { display: block; }
.term-row small { color: var(--ink-soft); margin-top: 2px; }
.term-status {
  white-space: nowrap;
  align-self: flex-start;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 11px;
  font-style: normal;
  background: var(--paper);
  color: var(--ink-soft);
}
.term-status-learned { color: var(--green-2); }
.term-status-review { color: var(--warn); }
.quiz-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 18px; }
.quiz-score { color: var(--navy); font: 700 22px/1 'Inter', sans-serif; }
.quiz-options { display: grid; gap: 10px; }
.quiz-option {
  border: 1px solid var(--rule-2);
  border-radius: 8px;
  background: var(--paper-2);
  color: var(--ink);
  padding: 14px 16px;
  font-family: inherit;
  font-size: 15px;
  text-align: left;
  cursor: pointer;
}
.quiz-option:hover { border-color: var(--green); }
.quiz-option.correct { border-color: var(--green); background: var(--green-soft); color: var(--green-2); font-weight: 700; }
.quiz-option.wrong { border-color: #f2b8b5; background: #fef2f2; color: var(--bad); }
.quiz-feedback { min-height: 24px; margin-top: 12px; color: var(--navy); font-weight: 700; }
.quiz-actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.quiz-result { color: var(--ink-soft); line-height: 1.7; }
.quiz-result strong { display: block; color: var(--navy); font-size: 20px; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
  main { padding: 20px 16px; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .toolbar-left { flex-direction: column; }
  .search-box, .org-filter { max-width: 100%; min-width: 0; }
  .card { padding: 18px 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .login-card { margin: 30px 16px; padding: 24px 20px; }
  .detail-header-left { flex-direction: column; }
  .terminology-detail-head { flex-direction: column; }
  .terminology-detail-actions { justify-content: flex-start; }
  .term-detail-grid { grid-template-columns: 1fr; }
  .dashboard-grid { grid-template-columns: 1fr 1fr; }
  .stat-card { padding: 12px 14px; }
  .stat-card .stat-value { font-size: 22px; }
  .term-hero { flex-direction: column; align-items: stretch; }
  .term-stats { min-width: 0; }
  .term-panel { grid-template-columns: 1fr; }
  .term-toolbar input { min-width: 100%; }
  .term-main { font-size: 30px; }
  .term-meaning { font-size: 26px; }
}