/* ============================================================
   社員管理システム — 共通スタイル
   モチーフ: 駅の発車標（行先表示）+ 信号灯
   ============================================================ */

:root {
  --navy: #14283c;
  --navy-deep: #0d1c2b;
  --navy-light: #1f3d59;
  --amber: #c98a2e;
  --amber-soft: #f4e3c4;
  --green: #2f6b4f;
  --green-soft: #e1efe7;
  --red: #b23a32;
  --red-soft: #f6e2e0;
  --gray: #6b7280;
  --gray-soft: #e9eaec;

  --bg: #f2f3f5;
  --card: #ffffff;
  --text: #1b1f23;
  --text-muted: #5b6470;
  --border: #e0e3e8;

  --radius: 8px;
  --shadow-card: 0 1px 2px rgba(20, 40, 60, 0.06), 0 4px 14px rgba(20, 40, 60, 0.06);

  --font-jp: "Noto Sans JP", "Noto Sans", sans-serif;
  --font-mono: "JetBrains Mono", "Noto Sans", monospace;
}

* {
  box-sizing: border-box;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-jp);
  font-feature-settings: "palt" 1;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---------- 発車標ヘッダー ---------- */

.board-header {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: #f4f6f8;
  border-bottom: 3px solid var(--amber);
}

.board-header__inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.board-header__title {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.board-header__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--amber);
  text-transform: uppercase;
}

.board-header__main {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.board-header__main .blink {
  color: var(--amber);
}

.board-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.board-nav a,
.board-nav button.link-btn {
  font-family: var(--font-jp);
  font-size: 14px;
  font-weight: 700;
  color: #dbe3ea;
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.board-nav a:hover,
.board-nav button.link-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
}

.board-nav a.is-active {
  background: var(--amber);
  color: var(--navy-deep);
}

.board-nav .whoami {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #9fb0bf;
  margin-right: 6px;
}

/* ---------- レイアウト ---------- */

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.page--narrow {
  max-width: 460px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.card__pad {
  padding: 28px;
}

.page-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.page-title h1 {
  font-size: 20px;
  font-weight: 900;
  margin: 0;
  letter-spacing: 0.02em;
}

.page-title .sub {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------- ボタン ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.15s ease, transform 0.05s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--navy);
  color: #fff;
}
.btn-primary:hover {
  filter: brightness(1.15);
}

.btn-amber {
  background: var(--amber);
  color: #2a1d05;
}
.btn-amber:hover {
  filter: brightness(1.08);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover {
  background: var(--gray-soft);
}

.btn-danger {
  background: #fff;
  border-color: var(--red);
  color: var(--red);
}
.btn-danger:hover {
  background: var(--red-soft);
}

.btn-block {
  width: 100%;
}

.btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ---------- フォーム ---------- */

label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.field {
  margin-bottom: 18px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 560px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}

input[type="text"],
input[type="password"],
input[type="date"],
input[type="search"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--navy-light);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

.hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.error-box {
  background: var(--red-soft);
  border: 1px solid var(--red);
  color: var(--red);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
  display: none;
}

.error-box.is-visible {
  display: block;
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--navy-deep);
  color: #fff;
  padding: 12px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  border: 1px solid var(--amber);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 50;
}

.toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- ログイン / セットアップ ---------- */

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 20% 10%, #1f3d59 0%, #0d1c2b 60%, #0a151f 100%);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.login-card__band {
  background: var(--navy-deep);
  border-bottom: 3px solid var(--amber);
  padding: 22px 28px;
  color: #fff;
}

.login-card__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--amber);
  text-transform: uppercase;
}

.login-card__title {
  font-size: 19px;
  font-weight: 900;
  margin-top: 4px;
}

.login-card__body {
  padding: 26px 28px 30px;
}

.login-footnote {
  text-align: center;
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

.login-footnote a {
  color: var(--navy-light);
  font-weight: 700;
  text-decoration: underline;
}

/* ---------- 検索バー ---------- */

.toolbar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  align-items: center;
}

.toolbar input[type="search"] {
  flex: 1;
  min-width: 200px;
}

.toolbar select {
  width: auto;
}

/* ---------- テーブル（時刻表モチーフ） ---------- */

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
}

table.roster {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

table.roster thead th {
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: #dbe3ea;
  background: var(--navy);
  padding: 10px 14px;
  white-space: nowrap;
  position: sticky;
  top: 0;
}

table.roster tbody tr {
  border-top: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.12s ease;
}

table.roster tbody tr:nth-child(even) {
  background: #fafbfc;
}

table.roster tbody tr:hover {
  background: var(--amber-soft);
}

table.roster td {
  padding: 11px 14px;
  vertical-align: middle;
}

td.mono,
.mono {
  font-family: var(--font-mono);
}

.empty-row td {
  text-align: center;
  color: var(--text-muted);
  padding: 40px 14px;
}

/* ---------- 信号灯ステータスバッジ ---------- */

.signal {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px 3px 8px;
  border-radius: 999px;
}

.signal::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.04);
}

.signal--active {
  background: var(--green-soft);
  color: var(--green);
}
.signal--active::before {
  background: var(--green);
}

.signal--leave {
  background: var(--amber-soft);
  color: #8a5c14;
}
.signal--leave::before {
  background: var(--amber);
}

.signal--retired {
  background: var(--gray-soft);
  color: var(--gray);
}
.signal--retired::before {
  background: var(--gray);
}

/* ---------- 社員フォーム / 詳細 ---------- */

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
  align-items: start;
}

@media (max-width: 860px) {
  .detail-grid {
    grid-template-columns: 1fr;
  }
}

.form-actions {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  margin-top: 24px;
  flex-wrap: wrap;
}

.form-actions .left,
.form-actions .right {
  display: flex;
  gap: 10px;
}

/* ---------- 履歴タイムライン ---------- */

.history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.history-item {
  position: relative;
  padding: 12px 0 12px 22px;
  border-left: 2px solid var(--border);
  font-size: 13px;
}

.history-item:last-child {
  border-left-color: transparent;
}

.history-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 16px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--navy-light);
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px var(--border);
}

.history-item[data-action="create"]::before {
  background: var(--green);
}
.history-item[data-action="update"]::before {
  background: var(--amber);
}
.history-item[data-action="delete"]::before {
  background: var(--red);
}

.history-item__meta {
  display: flex;
  gap: 10px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.history-action-tag {
  font-family: var(--font-jp);
  font-weight: 700;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 11px;
}

.history-action-tag--create {
  background: var(--green-soft);
  color: var(--green);
}
.history-action-tag--update {
  background: var(--amber-soft);
  color: #8a5c14;
}
.history-action-tag--delete {
  background: var(--red-soft);
  color: var(--red);
}

.history-item__changes {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
}

.history-item__changes li {
  margin-bottom: 2px;
}

.history-item__changes .field-name {
  font-weight: 700;
}

.history-item__changes .arrow {
  color: var(--text-muted);
  margin: 0 4px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.empty-note {
  color: var(--text-muted);
  font-size: 13px;
  padding: 16px 0;
}

.loading-note {
  color: var(--text-muted);
  font-size: 13px;
  padding: 24px 0;
  text-align: center;
}