/* ============================================================
   Archive Box GigaFile - Shared Design System
   統一デザインシステム v3.0
   ============================================================ */

/* ── リセット & ベース ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* カラーパレット */
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #242835;
  --border: #2e3345;
  --text: #e8ecf4;
  --text2: #8891a5;

  /* セマンティックカラー */
  --green: #4ade80;
  --red: #f87171;
  --yellow: #fbbf24;
  --purple: #a78bfa;
  --cyan: #22d3ee;
  --orange: #fb923c;
  --pink: #f472b6;

  /* エイリアス (旧変数との互換) */
  --accent: var(--page-accent, #6c9fff);
  --accent-rgb: var(--page-accent-rgb, 108, 159, 255);
  --text-muted: var(--text2);

  /* デザイントークン */
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
  --font: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, monospace;
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── スクロールバー ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text2); }


/* ============================================================
   グローバルナビゲーション
   ============================================================ */

.global-nav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

.global-nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 56px;
  gap: 8px;
}

.global-nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  margin-right: 8px;
  flex-shrink: 0;
}

.global-nav-logo .logo-icon { font-size: 1.3rem; }
.global-nav-logo .logo-accent { color: var(--page-accent, #6c9fff); }

.global-nav-links {
  display: flex;
  gap: 2px;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.global-nav-links::-webkit-scrollbar { display: none; }

.global-nav-links a {
  color: var(--text2);
  font-size: 0.82rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 4px;
}

.global-nav-links a:hover {
  color: var(--text);
  background: var(--surface2);
}

.global-nav-links a.active {
  color: var(--page-accent, #6c9fff);
  background: rgba(var(--page-accent-rgb, 108, 159, 255), 0.1);
  font-weight: 600;
}

.global-nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-shrink: 0;
}


/* ============================================================
   コンテナ & レイアウト
   ============================================================ */

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 20px;
}

.container--narrow { max-width: 900px; }
.container--wide { max-width: 1400px; }

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--page-accent, var(--text));
}

.page-subtitle {
  color: var(--text2);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.page-header {
  margin-bottom: 24px;
}


/* ============================================================
   カード
   ============================================================ */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.card h2,
.card h3 {
  margin-bottom: 16px;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card--highlight {
  border-color: var(--page-accent, var(--border));
  box-shadow: 0 0 0 1px rgba(var(--page-accent-rgb, 108,159,255), 0.1), var(--shadow);
}


/* ============================================================
   ボタン
   ============================================================ */

/* ── 全ボタン共通ベース ── */
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: all var(--transition);
  background: var(--page-accent, #6c9fff);
  color: #fff;
  white-space: nowrap;
  line-height: 1.4;
}

button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: all var(--transition);
  background: var(--page-accent, #6c9fff);
  color: #fff;
  white-space: nowrap;
  line-height: 1.4;
}

.btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.btn-sm, button.btn-sm { padding: 5px 10px; font-size: 0.78rem; }
.btn-lg, button.btn-lg { padding: 12px 24px; font-size: 1rem; font-weight: 600; }

.btn-secondary, button.btn-secondary {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover, button.btn-secondary:hover {
  border-color: var(--page-accent, #6c9fff);
  color: var(--page-accent, #6c9fff);
}

.btn-outline, button.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text2);
}
.btn-outline:hover, button.btn-outline:hover {
  border-color: var(--page-accent, #6c9fff);
  color: var(--page-accent, #6c9fff);
  background: rgba(var(--page-accent-rgb, 108,159,255), 0.05);
}

.btn-danger, button.btn-danger { background: #dc2626; }
.btn-danger:hover, button.btn-danger:hover { background: var(--red); }

.btn-success, button.btn-success { background: #16a34a; }
.btn-success:hover, button.btn-success:hover { background: var(--green); }

.btn-warning, button.btn-warning { background: var(--yellow); color: #000; }

.btn-ghost, button.btn-ghost {
  background: transparent;
  color: var(--text2);
  padding: 6px 10px;
}
.btn-ghost:hover, button.btn-ghost:hover { color: var(--text); background: var(--surface2); }

.btn-logout {
  background: rgba(248,113,113,0.15);
  color: var(--red);
  font-size: 0.8rem;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}
.btn-logout:hover { background: var(--red); color: #fff; }

.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }


/* ============================================================
   フォーム
   ============================================================ */

textarea,
input[type="text"],
input[type="url"],
input[type="password"],
input[type="number"],
input[type="email"],
input[type="search"],
select {
  width: 100%;
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.9rem;
  font-family: var(--font);
  transition: all var(--transition);
  line-height: 1.4;
}

textarea { min-height: 100px; resize: vertical; }

input::placeholder,
textarea::placeholder {
  color: var(--text2);
  opacity: 0.7;
}

textarea:focus,
input:focus,
select:focus {
  border-color: var(--page-accent, #6c9fff);
  outline: none;
  background: var(--bg);
  box-shadow: 0 0 0 2px rgba(var(--page-accent-rgb, 108,159,255), 0.1);
}

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  color: var(--text2);
  font-size: 0.85rem;
  margin-bottom: 6px;
  font-weight: 500;
}

.form-hint {
  font-size: 0.78rem;
  color: var(--text2);
  margin-top: 4px;
}

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

.input-group {
  display: flex;
  gap: 8px;
}
.input-group input { flex: 1; }

.search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.search-bar input { flex: 1; }


/* ============================================================
   テーブル
   ============================================================ */

.table-wrapper { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

th {
  text-align: left;
  padding: 10px 12px;
  color: var(--text2);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
}

td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tr:hover { background: var(--surface2); }


/* ============================================================
   バッジ
   ============================================================ */

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge-ready,
.badge-active,
.badge-ok { background: rgba(74,222,128,0.15); color: var(--green); }

.badge-processing { background: rgba(var(--page-accent-rgb,108,159,255), 0.15); color: var(--page-accent, #6c9fff); }

.badge-error,
.badge-danger,
.badge-inactive { background: rgba(248,113,113,0.15); color: var(--red); }

.badge-pending,
.badge-warning,
.badge-warn,
.badge-expiring,
.badge-archived { background: rgba(251,191,36,0.15); color: var(--yellow); }

.badge-renewing { background: rgba(167,139,250,0.15); color: var(--purple); }
.badge-info { background: rgba(34,211,238,0.15); color: var(--cyan); }


/* ============================================================
   統計カード
   ============================================================ */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  transition: border-color var(--transition);
}

.stat-card:hover { border-color: var(--page-accent, #6c9fff); }

.stat-card .value,
.stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--page-accent, #6c9fff);
}

.stat-card .label,
.stat-label {
  font-size: 0.75rem;
  color: var(--text2);
  margin-top: 4px;
}


/* ============================================================
   プログレスバー
   ============================================================ */

.progress-bar {
  height: 6px;
  background: var(--surface2);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar .fill,
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--page-accent, #6c9fff), var(--cyan));
  border-radius: 3px;
  transition: width 0.4s ease;
}


/* ============================================================
   タブ (ページ内)
   ============================================================ */

.tabs {
  display: flex;
  gap: 2px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  padding: 10px 16px;
  cursor: pointer;
  border: none;
  background: none;
  color: var(--text2);
  font-size: 0.85rem;
  font-family: var(--font);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
  white-space: nowrap;
}

.tab:hover { color: var(--text); }

.tab.active {
  color: var(--page-accent, #6c9fff);
  border-bottom-color: var(--page-accent, #6c9fff);
  font-weight: 600;
}

.panel { display: none; }
.panel.active { display: block; }

.tab-content { display: none; }
.tab-content.active { display: block; }


/* ============================================================
   アラート
   ============================================================ */

.alert {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
}

.alert-info { background: rgba(var(--page-accent-rgb, 108,159,255), 0.1); border: 1px solid rgba(var(--page-accent-rgb, 108,159,255), 0.3); color: var(--page-accent, #6c9fff); }
.alert-success { background: rgba(74,222,128,0.1); border: 1px solid rgba(74,222,128,0.3); color: var(--green); }
.alert-error { background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.3); color: var(--red); }
.alert-warning { background: rgba(251,191,36,0.1); border: 1px solid rgba(251,191,36,0.3); color: var(--yellow); }


/* ============================================================
   モーダル
   ============================================================ */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-overlay.hidden { display: none; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 700px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal h3 { margin-bottom: 16px; font-size: 1.1rem; }


/* ============================================================
   トースト
   ============================================================ */

.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 12px 20px;
  border-radius: var(--radius);
  z-index: 300;
  animation: toast-in 0.3s ease-out;
  box-shadow: var(--shadow-lg);
  max-width: 350px;
  font-size: 0.9rem;
}

.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }
.toast.info { border-left: 3px solid var(--page-accent, #6c9fff); }

@keyframes toast-in {
  from { transform: translateY(50px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}


/* ============================================================
   ログインオーバーレイ
   ============================================================ */

.login-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-overlay.hidden { display: none; }

.login-box {
  background: var(--surface);
  padding: 48px;
  border-radius: 16px;
  border: 1px solid var(--border);
  text-align: center;
  max-width: 400px;
  width: 90%;
  box-shadow: var(--shadow-lg);
}

.login-box h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.login-box .subtitle {
  color: var(--text2);
  margin-bottom: 24px;
  font-size: 0.9rem;
}

.login-box input {
  width: 100%;
  margin-bottom: 16px;
}

.login-box .error-msg,
.login-error {
  color: var(--red);
  font-size: 0.85rem;
  display: none;
  margin-bottom: 12px;
}


/* ============================================================
   ドロップゾーン
   ============================================================ */

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 20px;
  text-align: center;
  background: var(--surface2);
  cursor: pointer;
  transition: all 0.3s ease;
}

.drop-zone:hover {
  border-color: var(--page-accent, #6c9fff);
  background: rgba(var(--page-accent-rgb, 108,159,255), 0.05);
}

.drop-zone.dragover {
  border-color: var(--green);
  background: rgba(74,222,128,0.08);
}

.drop-zone .icon { font-size: 3rem; margin-bottom: 12px; }
.drop-zone .text { font-size: 1.1rem; font-weight: 600; margin-bottom: 6px; }
.drop-zone .subtext { color: var(--text2); font-size: 0.9rem; }


/* ============================================================
   ファイルアイテム
   ============================================================ */

.file-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  transition: border-color var(--transition);
}

.file-item:hover { border-color: var(--page-accent, #6c9fff); }

.file-info { flex: 1; min-width: 0; }

.file-name {
  font-weight: 500;
  margin-bottom: 2px;
  word-break: break-all;
}

.file-meta,
.file-size {
  font-size: 0.8rem;
  color: var(--text2);
}

.file-icon { font-size: 1.5rem; flex-shrink: 0; }

.file-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}


/* ============================================================
   プレビューオーバーレイ
   ============================================================ */

.preview-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.88);
  display: none;
  z-index: 500;
  align-items: center;
  justify-content: center;
}

.preview-overlay.active { display: flex; }

.preview-box {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
}

.preview-box img,
.preview-box video {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 8px;
}

.preview-close {
  position: absolute;
  top: -12px;
  right: -12px;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}


/* ============================================================
   空の状態
   ============================================================ */

.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text2);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}


/* ============================================================
   ローダー / スピナー
   ============================================================ */

.loader,
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--page-accent, #6c9fff);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }


/* ============================================================
   ユーティリティ
   ============================================================ */

.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.75rem; }
.text-muted { color: var(--text2); }
.text-center { text-align: center; }
.text-accent { color: var(--page-accent, #6c9fff); }

.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-4 { margin-bottom: 4px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.gap-4 { gap: 4px; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }

.mono { font-family: var(--mono); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.break-all { word-break: break-all; }
.hidden { display: none !important; }

.footer {
  text-align: center;
  color: var(--text2);
  font-size: 0.75rem;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}


/* ============================================================
   モノクロコード表示
   ============================================================ */

.code {
  font-family: var(--mono);
  font-size: 0.82rem;
  word-break: break-all;
  background: var(--bg);
  padding: 6px 8px;
  border-radius: 4px;
}


/* ============================================================
   レスポンシブ
   ============================================================ */

@media (max-width: 768px) {
  .container { padding: 16px 12px; }

  .global-nav { padding: 0 12px; }
  .global-nav-inner { height: 48px; }
  .global-nav-logo .logo-text { display: none; }
  .global-nav-links a { padding: 6px 8px; font-size: 0.78rem; }

  .page-title { font-size: 1.25rem; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .card { padding: 16px; }

  .tabs { gap: 0; }
  .tab { padding: 8px 10px; font-size: 0.8rem; }

  .btn-group { flex-direction: column; }
  .btn-group .btn { width: 100%; }

  .file-item { flex-direction: column; align-items: flex-start; }
  .file-actions { width: 100%; margin-left: 0; margin-top: 8px; }

  .form-row { grid-template-columns: 1fr; }
  .form-row.triple { grid-template-columns: 1fr; }

  table { font-size: 0.8rem; }
  th, td { padding: 8px; }

  .drop-zone { padding: 32px 16px; }
  .drop-zone .icon { font-size: 2rem; }

  .modal { padding: 20px; max-width: 95%; }
}

@media (max-width: 480px) {
  .global-nav-links a span.nav-label { display: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat-card { padding: 12px; }
  .stat-card .value, .stat-value { font-size: 1.4rem; }
}