/* ============================================================
   TW Decision｜主樣式表
   版本：V1.20 | 2026-02-23

   --- 版本紀錄 ---
   V1.20 | 2026-02-23
     - 卡片產業分類 .stock-industry（名稱右側）
   V1.19 | 2026-02-23
     - Admin 升級工具頁樣式（.admin-panel、.admin-section、.admin-result 等）
   V1.18 | 2026-02-23
     - 星星移到代號前方；搜尋框 disabled 樣式
     - 自選股檢視 header（.watchlist-view-header、.watchlist-view-back）
   V1.17 | 2026-02-23
     - 漢堡選單＋側邊抽屜（我的自選股、訂閱方案、登入/登出）
     - 自選星星符號 ☆/★ 取代文字，置於卡片右上角
     - 卡片佈局：代號＋名字同一行，整體排版優化
   V1.16 | 2026-02-23
     - 未登入預覽：.teaser-hint、.teaser-cards、.teaser-cta
   V1.15 | 2026-02-23
     - 自選股列 .watchlist-row、.watchlist-chip；今日解鎖按鈕 .stock-card-unlock-btn
   V1.13 | 2026-02-23
     - 登入/註冊 Modal、導覽列登入/登出按鈕、Auth 表單樣式
   V1.12 | 2026-02-22 02:00
     - 新增 .badge.first-signal 首次訊號脈動樣式
   V1.11 | 2026-02-22 01:00
     - 統計摘要一行 flex 橫排
   V1.08 | 2026-02-21 23:00
     - K 線圖 Modal 樣式
   V1.01 | 2026-02-21
     - 初始建立

   功能：PWA 前端的所有視覺樣式
   設計：深色主題、行動優先、卡片式佈局
   關聯：index.html、app.js、auth.js
   ============================================================ */

/* ---------- CSS 變數（主題色） ---------- */
:root {
  --bg-primary:   #0f172a;
  --bg-secondary: #1e293b;
  --bg-card:      #1e293b;
  --bg-hover:     #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted:   #64748b;
  --accent:       #3b82f6;
  --accent-hover: #2563eb;
  --green:        #22c55e;
  --red:          #ef4444;
  --orange:       #f59e0b;
  --purple:       #a855f7;
  --border:       #334155;
  --radius:       12px;
  --shadow:       0 4px 24px rgba(0, 0, 0, 0.3);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 頂部導覽 ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(12px);
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.navbar-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  flex-shrink: 0;
}

/* 手機上只顯示 icon，省空間給右側資訊 */
@media (max-width: 420px) {
  .navbar-brand-text { display: none; }
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ---------- 漢堡按鈕 ---------- */
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: background 0.2s;
}

.hamburger-btn:hover {
  background: var(--bg-hover);
}

.hamburger-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ---------- 側邊抽屜 ---------- */
.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.drawer-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.drawer {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 160;
  width: 280px;
  max-width: 80vw;
  height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.drawer.open {
  transform: translateX(0);
}

.drawer-header {
  padding: 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
}

.drawer-user-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.drawer-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.drawer-user-detail {
  min-width: 0;
}

.drawer-user-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.drawer-user-plan {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.drawer-user-uid-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.35rem;
  flex-wrap: wrap;
}

.drawer-user-uid-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.drawer-user-uid {
  font-size: 0.7rem;
  font-family: ui-monospace, monospace;
  color: var(--text-secondary);
  word-break: break-all;
  max-width: 140px;
}

.drawer-uid-copy {
  flex-shrink: 0;
  padding: 0.15rem 0.4rem;
  font-size: 0.65rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-secondary);
  cursor: pointer;
}

.drawer-uid-copy:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.drawer-nav {
  flex: 1;
  padding: 0.5rem 0;
}

.drawer-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1rem;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 0.9rem;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
}

.drawer-item:hover {
  background: var(--bg-hover);
}

.drawer-item-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1rem;
  background: none;
  border: none;
  font-size: 0.9rem;
  text-align: left;
  transition: background 0.15s;
  box-sizing: border-box;
}

.drawer-item-link:hover {
  background: var(--bg-hover);
}

.drawer-icon {
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.drawer-badge {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.drawer-divider {
  height: 1px;
  background: var(--border);
  margin: 0.5rem 1rem;
}

.drawer-footer {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.drawer-version {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.navbar-status {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.navbar-user {
  font-size: 0.75rem;
  color: var(--text-secondary);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-login,
.btn-logout {
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  font-size: 0.8rem;
  cursor: pointer;
  border: none;
  transition: opacity 0.2s;
}

.btn-login {
  background: var(--accent);
  color: #fff;
}

.btn-logout {
  background: var(--bg-hover);
  color: var(--text-secondary);
}

.btn-login:hover,
.btn-logout:hover {
  opacity: 0.9;
}

/* ---------- 登入/註冊 Modal ---------- */
.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.auth-modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow);
}

.auth-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.auth-header h2 {
  font-size: 1.25rem;
  color: var(--text-primary);
}

.auth-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0 0.25rem;
}

.auth-close:hover {
  color: var(--text-primary);
}

.auth-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.auth-tab {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
}

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

.auth-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.auth-form input {
  padding: 0.6rem 0.9rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.auth-form input::placeholder {
  color: var(--text-muted);
}

.auth-submit {
  padding: 0.6rem 1rem;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
}

.auth-submit:hover {
  opacity: 0.9;
}

.auth-link-hint {
  font-size: 0.8rem;
  color: var(--orange);
}

.auth-divider {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 1rem 0;
}

.auth-social {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.auth-btn-google,
.auth-btn-apple {
  padding: 0.6rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s;
}

.auth-btn-google:hover,
.auth-btn-apple:hover {
  background: var(--bg-hover);
}

.auth-error {
  margin-top: 1rem;
  padding: 0.5rem;
  font-size: 0.85rem;
  color: var(--red);
  background: rgba(239, 68, 68, 0.1);
  border-radius: 8px;
}

/* ---------- 主容器 ---------- */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem;
}

/* ---------- 篩選列 ---------- */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  padding: 0.75rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
}

.filter-btn {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ---------- 搜尋框 ---------- */
.search-box {
  width: 100%;
  padding: 0.6rem 1rem;
  margin-bottom: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.search-box::placeholder {
  color: var(--text-muted);
}

.search-box:focus {
  border-color: var(--accent);
}

.search-box:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ---------- 統計摘要（一行橫排） ---------- */
.summary-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  overflow-x: auto;
}

.summary-card {
  background: var(--bg-card);
  border-radius: 8px;
  padding: 0.4rem 0.75rem;
  text-align: center;
  border: 1px solid var(--border);
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.summary-card .label {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.summary-card .value {
  font-size: 0.95rem;
  font-weight: 700;
}

/* ---------- 股票卡片 ---------- */
.stock-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.stock-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: all 0.2s;
}

.stock-card-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
  min-width: 0;
}

/* Free 方案：僅前 2 檔可點，其餘模糊＋鎖定（有用但不夠） */
.stock-card--locked {
  cursor: default;
}

.stock-card--locked .stock-card-inner {
  filter: blur(5px);
  user-select: none;
  pointer-events: none;
}

.stock-card--locked:hover {
  background: var(--bg-card);
  transform: none;
  box-shadow: none;
}

.stock-card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.8);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
}

.stock-card-overlay .stock-card-unlock-btn {
  pointer-events: auto;
}

.stock-card:hover {
  background: var(--bg-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.stock-card--locked:hover .stock-card-overlay {
  color: var(--text-secondary);
}

.stock-card-unlock-btn {
  padding: 0.5rem 1rem;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 0.9rem;
  cursor: pointer;
}

.stock-card-unlock-btn:hover {
  opacity: 0.9;
}

/* ---------- 我的自選股（抽屜切換檢視） ---------- */
.watchlist-view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border-left: 3px solid var(--orange);
  font-size: 0.9rem;
  color: var(--text-primary);
}

.watchlist-view-back {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  transition: background 0.15s;
}

.watchlist-view-back:hover {
  background: var(--bg-hover);
}

.watchlist-row {
  display: none;
}

.watchlist-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.watchlist-chips {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.watchlist-chip {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  background: var(--bg-hover);
  border-radius: 20px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  border: 1px solid var(--border);
}

.watchlist-chip:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

/* ---------- 自選星星按鈕（代號前方） ---------- */
.stock-card-star {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s;
  line-height: 1;
  padding: 0;
  flex-shrink: 0;
}

.stock-card-star:hover {
  color: var(--orange);
  transform: scale(1.2);
}

.stock-card-star.active {
  color: var(--orange);
}

.stock-card-star.disabled {
  cursor: default;
  opacity: 0.4;
}

.stock-card-star.disabled:hover {
  transform: none;
}

/* ---------- 未登入預覽（1～2 檔） ---------- */
.teaser-hint {
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}

.teaser-cards .stock-card {
  cursor: default;
}

.teaser-cards .stock-card:hover {
  transform: none;
}

.teaser-cta {
  margin-top: 1rem;
  text-align: center;
}

.free-plan-hint {
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border-left: 3px solid var(--green);
}

.stock-card .left {
  flex: 1;
  min-width: 0;
}

.stock-card .stock-title {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  flex-wrap: nowrap;
  min-width: 0;
}

.stock-card .code {
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.stock-card .name {
  font-size: 1rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 2.5em;
}

.stock-card .stock-industry {
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-shrink: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-left: 0.25rem;
}

.stock-card .right {
  text-align: right;
  flex-shrink: 0;
}

.stock-card .price {
  font-size: 1.15rem;
  font-weight: 700;
}

.stock-card .change {
  font-size: 0.85rem;
  font-weight: 600;
}

.stock-card .volume {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.stock-card .note {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.35rem;
}

/* ---------- 標籤 (Tag) ---------- */
.tag {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 600;
  margin-right: 0.3rem;
  margin-top: 0.3rem;
}

.tag-rocket  { background: rgba(239, 68, 68, 0.2);  color: var(--red); }
.tag-strong  { background: rgba(245, 158, 11, 0.2); color: var(--orange); }
.tag-normal  { background: rgba(100, 116, 139, 0.2); color: var(--text-secondary); }
.tag-weak    { background: rgba(100, 116, 139, 0.15); color: var(--text-muted); }

/* ---------- 投資觀點 Badge ---------- */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 500;
  margin-right: 0.25rem;
}

.badge-breakthrough { background: rgba(168, 85, 247, 0.2); color: var(--purple); }
.badge-trend        { background: rgba(59, 130, 246, 0.2);  color: var(--accent); }
.badge-reversion    { background: rgba(34, 197, 94, 0.2);   color: var(--green); }
.badge-volatile     { background: rgba(239, 68, 68, 0.2);   color: var(--red); }
.badge-exdiv        { background: rgba(251, 191, 36, 0.2);  color: #fbbf24; }

/* 首次飆股訊號：緊湊紅底白字 + 脈動動畫 */
.badge.first-signal {
  background: var(--red);
  color: #fff;
  font-weight: 700;
  font-size: 0.55rem;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  letter-spacing: 0.03em;
  flex-shrink: 0;
  line-height: 1;
  vertical-align: middle;
  animation: pulse-signal 1.5s ease-in-out infinite;
}

@keyframes pulse-signal {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.55; }
}

/* ---------- 漲跌色 ---------- */
.up   { color: var(--red); }
.down { color: var(--green); }
.flat { color: var(--text-muted); }

/* 漲跌停：加粗 + 背景色強調 */
.change.limit {
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}
.change.up.limit   { background: rgba(239, 68, 68, 0.2); }
.change.down.limit { background: rgba(34, 197, 94, 0.2); }

/* ---------- 載入中 ---------- */
.loading {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.spinner {
  display: inline-block;
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 0.75rem;
}

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

/* ---------- 空狀態 ---------- */
.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-muted);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* ---------- 手動觸發分析按鈕 ---------- */
.run-analysis-btn {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.7rem 2rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.run-analysis-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.3);
}

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

/* ---------- 離線提示 ---------- */
.offline-banner {
  display: none;
  background: var(--orange);
  color: #000;
  text-align: center;
  padding: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
}

.offline-banner.show {
  display: block;
}

/* ---------- K 線圖 Modal ---------- */
.chart-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.chart-modal-content {
  background: var(--bg-primary);
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  border-radius: 16px 16px 0 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.25s ease-out;
}

@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.chart-title {
  font-weight: 700;
  font-size: 1.05rem;
}

.chart-title span:first-child {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-right: 0.5rem;
}

.chart-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0 0.25rem;
  line-height: 1;
}

.chart-close-btn:hover {
  color: var(--text-primary);
}

.chart-period-bar {
  display: flex;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border);
}

.chart-period-btn {
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s;
}

.chart-period-btn:hover {
  background: var(--bg-hover);
}

.chart-period-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.chart-legend {
  padding: 0.3rem 1rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  min-height: 1.5rem;
}

.chart-container {
  flex: 1;
  min-height: 300px;
}

.chart-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
  min-height: 300px;
}

/* ---------- 響應式 ---------- */
@media (max-width: 600px) {
  .container {
    padding: 0.5rem;
  }

  .summary-card {
    padding: 0.3rem 0.5rem;
  }

  .stock-card {
    padding: 0.75rem 1rem;
  }

  .filter-bar {
    gap: 0.35rem;
  }

  .filter-btn {
    padding: 0.3rem 0.65rem;
    font-size: 0.8rem;
  }

  .chart-modal-content {
    max-height: 95vh;
  }

  .chart-container {
    min-height: 250px;
  }
}

/* 桌面版 Modal 置中 */
@media (min-width: 601px) {
  .chart-modal {
    align-items: center;
  }

  .chart-modal-content {
    border-radius: 16px;
    max-height: 80vh;
  }
}

/* ---------- Admin 升級工具頁 ---------- */
.admin-denied,
.admin-login-required {
  margin-top: 2rem;
}

.admin-panel {
  margin-top: 0.5rem;
}

.admin-title {
  font-size: 1.35rem;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.admin-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.admin-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.admin-section-title {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.admin-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.admin-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.admin-select {
  padding: 0.5rem 0.75rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.admin-result {
  margin-top: 0.75rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  border-radius: var(--radius);
  display: none;
}

.admin-result-ok {
  background: rgba(34, 197, 94, 0.15);
  color: var(--green);
}

.admin-result-err {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red);
}

.finmind-usage {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
  white-space: pre-line;
}

.finmind-usage .admin-btn-refresh {
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
}

.finmind-usage .admin-btn-refresh:hover {
  background: var(--border);
  color: var(--text-primary);
}

.admin-btn-downgrade {
  padding: 0.5rem 1rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  margin-top: 0.25rem;
}

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

.admin-loading {
  padding: 2rem 0;
}

/* 查詢使用者 — 資訊卡片 */
.user-info-card {
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.user-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.user-info-row:last-child {
  border-bottom: none;
}

.user-info-label {
  color: var(--text-muted);
  flex-shrink: 0;
  min-width: 5rem;
}

.user-info-value {
  color: var(--text-primary);
  text-align: right;
  word-break: break-all;
}