/* =========================================
   共用 UI 元件 (Components)
   ========================================= */

/* 基礎頭像系統 (Avatar System) */
.avatar, .user-avatar { border-radius: 50%; object-fit: cover; background-color: var(--color-gray-900); flex-shrink: 0; display: inline-block; vertical-align: middle; }
.avatar--system { display: inline-flex; justify-content: center; align-items: center; background-color: var(--color-gray-600); }
.avatar--system ui-icon, .avatar--system .material-symbols-rounded { font-size: var(--size-sm); }
.avatar-sm { width: var(--size-md); height: var(--size-md); border: 1px solid var(--color-gray-500); }
.avatar-md { width: var(--size-lg); height: var(--size-lg); border: 1px solid var(--color-gray-500); }
.avatar-lg { width: var(--size-xl); height: var(--size-xl); border: 2px solid var(--color-gray-500); }
.avatar.avatar-active, .user-avatar.avatar-active { border-color: var(--color-cyan); }

/* 全局使用者身分渲染元件專屬樣式 */
.user-identity__name { color: var(--color-white); white-space: nowrap; }
.user-identity__info .user-identity__name { display: inline-flex; align-items: center; }
.user-identity__name--sm { font-size: var(--size-sm); }
.user-identity__name--md { font-size: var(--size-md); }
.user-identity__name--lg { font-size: var(--size-lg); }
.user-identity__sub { color: var(--color-gray-300); font-weight: normal; white-space: nowrap; }
.user-identity__info { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.2; }
.user-identity__account { font-size: var(--size-sm); color: var(--color-gray-300); }
.user-identity__inline-wrapper { display: inline-flex; align-items: center; gap: var(--size-xs); min-width: 0; max-width: 100%; }
.data-table td > .user-identity__inline-wrapper { display: flex; width: 100%; }
/* 標準代幣數值 (Currency Amount & Icon) */
.currency-amount { font-family: system-ui, -apple-system, sans-serif; font-weight: 700; letter-spacing: 0.02em; line-height: 1; }
.currency-icon { font-size: inherit; vertical-align: middle; }

/* 通用圖示文字排版元件 (Icon-Text Layout) */
.ui-icon-text {
    display: flex;
    align-items: center;
    gap: var(--size-2xs);
    vertical-align: middle; /* 確保與周圍文字對齊 */
}
.ui-icon-text--right {
    justify-content: flex-end;
}
.ui-icon-text--center {
    justify-content: center;
}

/* 通用系統狀態橫幅 (System Status Banner) */
.ui-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--size-xs);
    padding: var(--size-2xs) var(--size-md);
    font-weight: bold;
    font-size: var(--size-md);
    position: relative;
    z-index: 50;
    width: 100%;
}
.ui-banner--danger { background-color: var(--color-red); color: var(--color-white); }
.ui-banner--warning { background-color: var(--color-gold); color: var(--color-gray-900); }
.ui-banner--info { background-color: var(--color-gray-600); color: var(--color-white); }
.ui-banner--monitor { background-color: var(--color-red-dark); color: var(--color-white); }

/* 毛玻璃與表面特效 (Surfaces & Depth Systems) */
.surface-glass,
.content-panel { 
    background: var(--surface-glass-bg); 
    border: 1px solid var(--border-glass); 
    border-radius: 1.25rem; 
    box-shadow: var(--shadow-elevation-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.surface-gradient { 
    background: var(--surface-glass-bg); 
    border: 1px solid var(--border-glass); 
    border-radius: 1.25rem; 
    box-shadow: var(--shadow-elevation-md);
}



/* 通用內容面板 (Content Panel) */
.content-panel { 
    display: flex; 
    flex-direction: column; 
    overflow: hidden;
}
.content-panel--padded { padding: var(--size-lg); display: flex; flex-direction: column; gap: var(--size-md); }
.content-panel--main { flex: 2; }
.content-panel--side { flex: 1; }
.content-panel__header { 
    padding: var(--size-md) var(--size-lg); 
    border-bottom: 1px solid var(--border-glass); 
    background: var(--surface-glass-bg); 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    flex-wrap: wrap; 
    gap: var(--size-xs); 
}
.content-panel__header--transparent { background-color: transparent; padding: 0; border-bottom: none; }
.content-panel__title { font-size: var(--size-md); font-weight: 700; color: var(--color-gray-100); margin: 0; white-space: nowrap; letter-spacing: 0.03em; }

/* 頂部邊框飾線 (Border-Top Accents) */
.border-t-cyan   { border-top: 3px solid var(--color-cyan); }
.border-t-purple { border-top: 3px solid var(--color-purple); }
.border-t-gold   { border-top: 3px solid var(--color-gold); }
.border-t-amber  { border-top: 3px solid var(--color-amber); }
.border-t-red    { border-top: 3px solid var(--color-red); }
.border-t-green  { border-top: 3px solid var(--color-green); }

/* 響應式網格系統 (Responsive Grid) */
.responsive-grid { display: grid; gap: var(--size-lg); container-type: inline-size; }
.responsive-grid--sm { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.responsive-grid--md { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.responsive-grid--lg { grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); }

/* ═══════════════════════════════════════════
   通用按鈕系統 (純粹三大形態：btn-solid, btn-outline, btn-ghost)
═══════════════════════════════════════════ */
.btn-solid, .btn-outline, .btn-ghost { 
    font-weight: 700; 
    font-size: var(--size-md); 
    border-radius: 0.85rem; 
    padding: var(--size-sm) var(--size-md); 
    cursor: pointer; 
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1); 
    display: inline-flex; 
    align-items: center; 
    justify-content: center; 
    border: 1px solid transparent; 
    line-height: 1; 
    white-space: nowrap;
    text-decoration: none;
    box-shadow: none;
}
.btn-solid:hover:not(:disabled), .btn-outline:hover:not(:disabled), .btn-ghost:hover:not(:disabled) { 
    transform: translateY(-2px); 
}
.btn-solid:active:not(:disabled), .btn-outline:active:not(:disabled), .btn-ghost:active:not(:disabled) {
    transform: scale(0.97);
}
.btn-solid:disabled, .btn-outline:disabled, .btn-ghost:disabled { 
    opacity: 0.4; 
    cursor: not-allowed; 
    pointer-events: none; 
    transform: none; 
    box-shadow: none; 
}

/* 1. 風格樣式 */
.btn-solid { 
    background-color: var(--btn-color, var(--color-cyan)); 
    color: var(--btn-text, var(--color-gray-900)); 
    border-color: var(--btn-color, var(--color-cyan)); 
}
.btn-solid:hover:not(:disabled) { 
    filter: brightness(1.15); 
}

.btn-outline { 
    background-color: transparent; 
    border-color: var(--btn-color, var(--color-cyan)); 
    color: var(--btn-color, var(--color-cyan)); 
}
.btn-outline:hover:not(:disabled) { 
    background-color: color-mix(in srgb, var(--btn-color, var(--color-cyan)) 15%, transparent); 
}

.btn-ghost { 
    background-color: var(--surface-glass-bg); 
    border: 1px solid var(--border-glass); 
    color: var(--color-gray-100); 
}
.btn-ghost:hover:not(:disabled) { 
    background-color: var(--surface-glass-hover); 
    color: var(--color-white);
    border-color: var(--border-glass-hover); 
}

/* 2. 主題色票 (1:1 對齊 :root 色票) */
.btn-cyan   { --btn-color: var(--color-cyan); }
.btn-gold   { --btn-color: var(--color-gold); }
.btn-purple { --btn-color: var(--color-purple); }
.btn-amber  { --btn-color: var(--color-amber); }
.btn-red    { --btn-color: var(--color-red); }
.btn-green  { --btn-color: var(--color-green); }

/* 3. 尺寸與排版修飾 */
.btn-sm    { font-size: var(--size-sm); padding: var(--size-xs) var(--size-sm); border-radius: 0.5rem; }
.btn-lg    { font-size: var(--size-lg); padding: var(--size-md) var(--size-xl); }
.btn-block { width: 100%; justify-content: center; }
.btn-auto  { width: auto; }
.icon-btn { 
    display: inline-flex; 
    align-items: center; 
    justify-content: center; 
    width: 2.25rem; 
    height: 2.25rem; 
    border-radius: 0.75rem; 
    background-color: var(--surface-glass-bg); 
    border: 1px solid var(--border-glass); 
    color: var(--color-gray-300); 
    cursor: pointer; 
    position: relative; 
    transition: all 0.25s ease; 
}
.icon-btn:hover { 
    color: var(--color-gray-100); 
    background-color: var(--surface-glass-hover);
    border-color: var(--border-glass-hover); 
    box-shadow: var(--shadow-elevation-sm);
}
.icon-btn--inline { background: transparent; border: none; color: var(--color-gray-300); cursor: pointer; display: flex; padding: var(--size-2xs); transition: color 0.3s; }
.icon-btn--inline:hover { color: var(--color-gray-100); }
.icon-btn--inline .material-symbols-rounded { font-size: var(--size-lg); }
.action-btn-group { display: flex; gap: 0.5rem; justify-content: flex-end; align-items: center; }
.action-btn-group--left { justify-content: flex-start; }
.action-btn-group--center { justify-content: center; align-items: center; }
.btn-pull-left { margin-right: auto; }

/* 工具列排版容器元件 (前後台通用 Single Source of Truth - 零 calc 魔術計算) */
.toolbar-group {
    display: flex;
    gap: var(--size-xs);
    align-items: center;
}

.toolbar-group--wrap {
    flex-wrap: wrap;
    gap: var(--size-md);
}

.toolbar-item {
    display: flex;
    align-items: center;
    gap: var(--size-xs);
}

/* 全站通用彈性搜尋框組件 (Single Source of Truth) */
.search-box {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    min-width: 160px;
    max-width: 400px;
    flex: 1;
}

.search-box .search-icon {
    position: absolute;
    left: var(--size-sm);
    color: var(--color-gray-400);
    pointer-events: none;
    line-height: 1;
}

.search-box .input-text {
    padding-left: var(--size-xl);
    padding-right: var(--size-xl);
    width: 100%;
}

.search-box .search-clear {
    position: absolute;
    right: var(--size-sm);
    cursor: pointer;
    color: var(--color-gray-300);
    transition: color 0.2s ease;
    line-height: 1;
    z-index: 2;
}

.search-box .search-clear:hover {
    color: var(--color-cyan);
}

/* 通用輸入框與表單控制項 (Single Source of Truth) */
.input-text, .input-select, select, textarea { 
    background-color: var(--surface-glass-dark); 
    border: 1px solid var(--border-glass); 
    color: var(--color-gray-100); 
    border-radius: 0.75rem; 
    padding: var(--size-sm); 
    width: 100%; 
    box-sizing: border-box; 
    color-scheme: dark; 
    transition: all 0.25s ease;
}
textarea {
    resize: vertical;
}
select, .input-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url('data:image/svg+xml;utf8,<svg fill="%2300f0ff" height="20" viewBox="0 -960 960 960" width="20" xmlns="http://www.w3.org/2000/svg"><path d="M480-360 280-560h400L480-360Z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem !important;
}
select option {
    background-color: var(--color-gray-700);
    color: var(--color-gray-100);
    padding: var(--size-xs);
}
select option:disabled, select option[value=""] {
    color: var(--color-gray-300);
}
select option:checked {
    background-color: var(--color-gray-600);
    color: var(--color-cyan);
}
.input-text:focus, .input-select:focus, select:focus, textarea:focus { 
    outline: none; 
    border-color: var(--color-cyan); 
    box-shadow: 0 0 0 2px var(--color-cyan-alpha), var(--shadow-glow-cyan-sm); 
}
.input-text.error, .input-select.error, select.error, textarea.error { 
    border-color: var(--color-red); 
    box-shadow: 0 0 0 2px var(--color-red-alpha); 
}
.input-sm { 
    padding: var(--size-xs); 
    width: auto; 
    min-height: unset; 
    height: auto; 
}
input[type="datetime-local"].input-text, select.input-text { 
    position: relative; 
    background-image: url('data:image/svg+xml;utf8,<svg fill="%239ca3af" height="24" viewBox="0 -960 960 960" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M200-80q-33 0-56.5-23.5T120-160v-560q0-33 23.5-56.5T200-800h40v-80h80v80h320v-80h80v80h40q33 0 56.5 23.5T840-720v560q0 33-23.5 56.5T760-80H200Zm0-80h560v-400H200v400Zm0-480h560v-80H200v80Zm0 0v-80 80Z"/></svg>'); 
    background-repeat: no-repeat; 
    background-position: right 1rem center; 
    background-size: 1.5rem; 
    padding-right: 3rem; 
    cursor: pointer; 
}
input[type="datetime-local"].input-text::-webkit-calendar-picker-indicator { 
    position: absolute; top: 0; left: 0; right: 0; bottom: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; 
}
.form-input-wrap {
    position: relative;
}
.input-text.form-input--icon {
    padding-left: 2.5rem;
}

/* 密碼顯隱眼睛樣式 */
.pwd-input-wrapper {
    position: relative;
    width: 100%;
}
.pwd-input-wrapper .input-text {
    padding-right: 3rem;
}
.pwd-toggle-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-gray-300);
    padding: 0.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.25rem;
    transition: color 0.2s;
    z-index: 10;
}
.pwd-toggle-btn:hover {
    color: var(--color-cyan);
}

/* 空狀態與徽章 */
.empty-state { text-align: center; color: var(--color-gray-300); padding: var(--size-xl); width: 100%; grid-column: 1 / -1; background: var(--surface-glass-bg); border-radius: 1.25rem; border: 1px solid var(--border-glass); }
.empty-state--sm { padding: var(--size-md); font-size: var(--size-sm); background: transparent; border: none; }
.empty-state--dashed { border: 2px dashed color-mix(in srgb, var(--color-white) 12%, transparent); }
.status-badge { padding: 4px 10px; border-radius: 999px; font-size: var(--size-sm); font-weight: 700; display: inline-flex; align-items: center; gap: 4px; border: 1px solid transparent; letter-spacing: 0.02em; }
.status-badge--green,  .status-badge--success { background: var(--color-green-alpha); color: var(--color-green); border-color: color-mix(in srgb, var(--color-green) 30%, transparent); }
.status-badge--amber,  .status-badge--warning { background: var(--color-amber-alpha); color: var(--color-amber); border-color: color-mix(in srgb, var(--color-amber) 30%, transparent); }
.status-badge--red,    .status-badge--danger  { background: var(--color-red-alpha); color: var(--color-red); border-color: color-mix(in srgb, var(--color-red) 30%, transparent); }
.status-badge--cyan,   .status-badge--accent  { background: var(--color-cyan-alpha); color: var(--color-cyan); border-color: color-mix(in srgb, var(--color-cyan) 30%, transparent); }
.status-badge--purple                         { background: var(--color-purple-alpha); color: var(--color-purple); border-color: color-mix(in srgb, var(--color-purple) 30%, transparent); }
.status-badge--gold                           { background: var(--color-gold-alpha); color: var(--color-gold); border-color: color-mix(in srgb, var(--color-gold) 30%, transparent); }
.status-badge--muted                          { background: var(--surface-glass-bg); color: var(--color-gray-300); border-color: var(--border-glass); }

/* 標籤導覽 (Tabs) */
.tab-nav { display: flex; border-bottom: 1px solid var(--border-glass); margin-bottom: var(--size-lg); gap: var(--size-2xs); }
.tab-btn { padding: var(--size-xs) var(--size-md); font-size: var(--size-md); font-weight: 700; color: var(--color-gray-300); background: transparent; border: none; border-bottom: 2px solid transparent; cursor: pointer; transition: all 0.3s; }
.tab-btn:hover { color: var(--color-gray-100); }
.tab-btn--active, .tab-btn.active { color: var(--color-cyan); border-bottom-color: var(--color-cyan); text-shadow: none; }
.notification-badge { background-color: var(--color-red); color: var(--color-white); font-size: var(--size-sm); font-weight: bold; height: 20px; min-width: 20px; border-radius: 10px; padding: 0 6px; display: inline-flex; justify-content: center; align-items: center; box-sizing: border-box; }
.tab-content { display: none; animation: fadeIn 0.3s ease-out; }
.tab-content--active { display: block; }

/* 頭像群組 */
.avatar-group { display: flex; align-items: center; }
.avatar-group-item { width: var(--size-lg); height: var(--size-lg); border-radius: 50%; object-fit: cover; border: 2px solid var(--color-gray-800); margin-left: calc(-1 * var(--size-xs)); transition: transform 0.2s, z-index 0.2s; position: relative; cursor: pointer; }
.avatar-group-item:first-child { margin-left: 0; }
.avatar-group-item:hover { transform: translateY(-4px) scale(1.1); z-index: 10 !important; border-color: var(--color-cyan); }
.avatar-group-item:nth-child(1) { z-index: 10; }
.avatar-group-item:nth-child(2) { z-index: 9; }
.avatar-group-item:nth-child(3) { z-index: 8; }
.avatar-group-item:nth-child(4) { z-index: 7; }
.avatar-group-item:nth-child(5) { z-index: 6; }
.avatar-group-item:nth-child(6) { z-index: 5; }
.avatar-group-item:nth-child(7) { z-index: 4; }
.avatar-group-item:nth-child(8) { z-index: 3; }
.avatar-group-item:nth-child(9) { z-index: 2; }
.avatar-group-item:nth-child(10) { z-index: 1; }
.avatar-group-more { display: flex; align-items: center; justify-content: center; background: var(--color-gray-600); color: var(--color-white); font-size: var(--size-sm); font-weight: bold; }
.avatar-group-text--empty { margin-left: 0; margin-top: var(--size-xs); }
.avatar-group-text--center { text-align: center; margin-left: 0; }
.table-user-wrap { display: flex; align-items: center; gap: var(--size-2xs); white-space: nowrap; }
.table-avatar { width: 24px; height: 24px; border-radius: 50%; object-fit: cover; background-color: var(--color-gray-900); border: 1px solid var(--color-gray-500); }
.avatar-inline { width: 16px; height: 16px; border-radius: 50%; object-fit: cover; background-color: var(--color-gray-900); border: 1px solid var(--color-gray-500); display: inline-block; vertical-align: middle; }

/* 彈窗系統 (Modal) */
.modal-wrapper { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; }
/* 全局二次確認對話框 (Highest Z-Index 1000，保障 100% 置頂覆蓋所有彈窗) */
.confirm-dialog .modal-wrapper,
.confirm-modal-wrapper.modal-wrapper { z-index: 1000 !important; }
.modal-backdrop { 
    position: absolute; inset: 0; 
    background: var(--surface-glass-dim); 
    backdrop-filter: blur(20px); 
    -webkit-backdrop-filter: blur(20px); 
}
.modal-wrapper ~ .modal-wrapper .modal-backdrop,
.confirm-dialog .modal-backdrop {
    background: transparent;
}
.modal-content { 
    position: relative; z-index: 10; width: 100%; max-width: 40rem; 
    background: var(--surface-glass-modal); 
    border: 1px solid var(--border-glass); 
    border-radius: 1.25rem; 
    box-shadow: var(--shadow-elevation-lg); 
    overflow: hidden; 
    transition: transform 0.3s ease, opacity 0.3s ease; 
    max-height: 90vh; 
    display: flex; flex-direction: column; 
}
.modal-hidden .modal-content { transform: scale(0.95); opacity: 0; }
.modal-visible .modal-content { transform: scale(1); opacity: 1; }
.modal-content--sm { max-width: 30rem; }
.modal-content--lg { max-width: 50rem; }
.modal-header { 
    padding: var(--size-md) var(--size-lg); 
    border-bottom: 1px solid var(--border-glass); 
    background: var(--surface-glass-dim); 
    display: flex; justify-content: space-between; align-items: center; 
}
.modal-title { font-size: var(--size-lg); font-weight: bold; color: var(--color-white); margin: 0; flex: 1; min-width: 0; display: flex; align-items: center; gap: var(--size-xs); flex-wrap: wrap; }
.modal-title__text-group { display: flex; align-items: baseline; gap: var(--size-xs); flex-wrap: wrap; min-width: 0; }
.modal-title__main { font-size: var(--size-lg); font-weight: bold; color: var(--color-white); }
.modal-subtitle { font-size: var(--size-sm); font-weight: normal; color: var(--color-gray-300); }
.modal-header .icon-btn--inline { flex-shrink: 0; }
.modal-body { padding: var(--size-lg); display: flex; flex-direction: column; gap: var(--size-sm); overflow-y: auto; flex: 1; }
.modal-body.modal-body--visible { overflow: visible; overflow-y: visible; }
.modal-body--text { display: block; font-size: var(--size-md); line-height: 1.5; color: var(--color-gray-100); white-space: pre-wrap; word-break: break-word; }
.modal-footer { 
    padding: var(--size-md) var(--size-lg); 
    border-top: 1px solid var(--border-glass); 
    background: var(--surface-glass-dim); 
    display: flex; justify-content: flex-end; gap: var(--size-sm); align-items: center;
}
@media (max-width: 768px) {
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--size-md);
    }
}
.modal-footer--spaced { justify-content: space-between; }
.modal-radio-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--size-sm); }
.modal-radio-card { border: 1px solid var(--border-glass); background: var(--surface-glass-dim); border-radius: 0.5rem; padding: var(--size-sm); cursor: pointer; transition: all 0.3s; color: var(--color-gray-300); }
.modal-radio-card .material-symbols-rounded { transition: color 0.3s; }
.modal-radio-card--disabled { opacity: 0.5; cursor: not-allowed; }
.radio-card-active--gold { background: var(--color-gold-alpha); border-color: var(--color-gold); }
.radio-card-active--purple { background: var(--color-purple-alpha); border-color: var(--color-purple); }
.radio-card-active--warning { background: var(--color-amber-alpha); border-color: var(--color-amber); }
.radio-card-active--success { background: var(--color-green-alpha); border-color: var(--color-green); }
.radio-card-active--success, .radio-card-active--success .material-symbols-rounded { color: var(--color-green); }
.radio-card-active--danger { background: var(--color-red-alpha); border-color: var(--color-red); }
.radio-card-active--danger, .radio-card-active--danger .material-symbols-rounded { color: var(--color-red); }
.modal-radio-card[class*="radio-card-active--"] { color: var(--color-white); }

/* 通用次要內容容器 (Secondary Content Panel) */
.card-panel {
    background: var(--surface-glass-dim);
    border: 1px solid var(--border-glass);
    border-radius: 0.75rem;
    padding: var(--size-md);
    color: var(--color-gray-300);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: var(--size-xs);
}

/* 通用語意化資訊與明細清單元件 (Semantic Info List Component) */
.info-list {
    display: flex;
    flex-direction: column;
    gap: var(--size-2xs);
}
.info-list__title {
    color: var(--color-cyan);
    font-weight: 700;
    margin-bottom: var(--size-xs);
}
.info-list__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 多行格式化文字 (Formatted Multiline Text) */
.text-formatted {
    white-space: pre-wrap;
}

/* 通用語意化表單與排版 */
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--size-md); }
.preview-row { display: flex; justify-content: space-between; }
.preview-row--spaced { margin-bottom: var(--size-2xs); }
.preview-row--align-center { display: flex; align-items: center; gap: var(--size-sm); min-width: 0; }
.preview-row--align-center .form-label { margin-bottom: 0; white-space: nowrap; flex-shrink: 0; }
.preview-row--align-center .form-field-static {
    white-space: pre-wrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    flex: 1;
}

/* 通用表單 (Forms) */
.form-container { display: flex; flex-direction: column; gap: var(--size-md); }
.form-group { display: block; }

.form-grid-layout {
    display: grid;
    grid-template-columns: max-content 1fr;
    align-items: center;
    gap: var(--size-md);
}
.form-grid-layout > .form-group {
    display: contents;
}
.form-grid-layout > .form-group > .form-label {
    margin-bottom: 0;
}
@media (max-width: 768px) {
    .form-grid-layout {
        grid-template-columns: 1fr;
    }
    .form-grid-layout > .form-group {
        display: flex;
        flex-direction: column;
        gap: var(--size-3xs);
        margin-bottom: 0;
    }
}
.form-group--inline-xs {
    display: block;
}
@media (max-width: 768px) {
    .form-group--inline-xs {
        display: flex;
        align-items: center;
        gap: var(--size-md);
    }
    .form-group--inline-xs .form-label {
        margin-bottom: 0;
        white-space: nowrap;
        color: var(--color-gray-300);
    }
    .form-group--inline-xs .input-text,
    .form-group--inline-xs select,
    .form-group--inline-xs .autocomplete-wrapper {
        flex: 1;
        min-width: 0;
    }
}
.form-grid-align {
    display: block;
}
.form-grid-align > *:not(:last-child) {
    margin-bottom: var(--size-md);
}
@media (max-width: 768px) {
    .form-grid-align {
        display: grid;
        grid-template-columns: max-content 1fr;
        align-items: center;
        row-gap: var(--size-md);
        column-gap: var(--size-md);
    }
    .form-grid-align > *:not(:last-child) {
        margin-bottom: 0;
    }
    .form-grid-align > .form-row-2 {
        display: contents;
    }
    .form-grid-align > .form-group--inline-xs,
    .form-grid-align > .form-row-2 > .form-group--inline-xs {
        display: contents;
    }
}
.form-label--inline {
    display: inline-block;
    margin-bottom: 0;
    font-weight: bold;
    color: var(--color-gray-300);
    font-size: var(--size-md);
}
.form-label { display: block; font-size: var(--size-md); font-weight: bold; color: var(--color-gray-300); margin-bottom: var(--size-xs); }
.form-label--with-aside { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--size-xs); width: 100%; }
.form-label__aside { font-size: var(--size-sm); font-weight: normal; color: var(--color-gray-300); }
.form-hint { font-size: var(--size-sm); margin-top: var(--size-xs); }
.form-hint--inline { display: inline-flex; }
.form-submit { width: 100%; }
.ui-divider { height: 1px; background: var(--border-glass); margin: 0; border: none; }
.form-field-static {
    color: var(--color-white);
    font-weight: bold;
    padding: var(--size-2xs) 0;
}
.autocomplete-item__sub { font-size: var(--size-sm); color: var(--color-gray-300); }

/* 自動完成選單樣式 (Autocomplete) */
.autocomplete-wrapper { position: relative; }
.autocomplete-list { 
    position: absolute; 
    top: 100%; 
    left: 0; 
    right: 0; 
    z-index: 250; 
    margin: 0.35rem 0 0; 
    padding: 0.35rem; 
    list-style: none; 
    border-radius: 0.75rem; 
    max-height: 220px; 
    overflow-y: auto; 
    background: var(--surface-glass-bg); 
    backdrop-filter: blur(20px); 
    -webkit-backdrop-filter: blur(20px); 
    border: 1px solid var(--border-glass); 
    box-shadow: var(--shadow-elevation-lg);
}
.autocomplete-wrapper--up .autocomplete-list { top: auto; bottom: 100%; margin-bottom: 0.35rem; margin-top: 0; }
.autocomplete-item { 
    display: flex; 
    align-items: center; 
    gap: 0.5rem; 
    padding: var(--size-xs) var(--size-sm); 
    cursor: pointer; 
    border-radius: 0.5rem; 
    transition: background-color 0.2s ease; 
    color: var(--color-gray-100);
}
.autocomplete-item:hover,
.autocomplete-item--active { background-color: var(--surface-glass-hover); color: var(--color-gray-100); }

/* Toast 提示 */
.toast-container { position: fixed; top: var(--size-lg); right: var(--size-lg); z-index: 300; display: flex; flex-direction: column; gap: var(--size-2xs); pointer-events: none; }
@media (max-width: 768px) {
    .toast-container { top: var(--size-lg); left: 50%; right: auto; transform: translateX(-50%); width: 90%; max-width: 25rem; align-items: center; }
}
.toast-item { pointer-events: auto; padding: var(--size-sm) var(--size-lg); border-radius: 0.5rem; background: var(--color-gray-800); backdrop-filter: blur(20px); color: var(--color-white); font-size: var(--size-md); font-weight: bold; box-shadow: 0 4px 12px var(--color-black-dim); border-left: 4px solid var(--color-cyan); }
.toast-item--success { border-left-color: var(--color-green); box-shadow: 0 4px 12px var(--color-green-alpha); }
.toast-item--danger { border-left-color: var(--color-red); box-shadow: 0 4px 12px var(--color-red-alpha); }
.toast-item--warning { border-left-color: var(--color-amber); box-shadow: 0 4px 12px var(--color-amber-alpha); }

.toast-icon.success { color: var(--color-green); }
.toast-icon.danger { color: var(--color-red); }
.toast-icon.warning { color: var(--color-amber); }
.toast-enter-active, .toast-leave-active { transition: all 0.3s ease; }
.toast-enter-from { opacity: 0; transform: translateX(30px); }
@media (max-width: 768px) { .toast-enter-from { transform: translateY(-1.25rem) translateX(0); } }
.toast-leave-to { opacity: 0; transform: translateY(-1.25rem); }

/* 上傳區塊 */
.upload-zone { border: 1px dashed var(--border-glass-hover); border-radius: 0.75rem; padding: var(--size-lg); text-align: center; background-color: var(--surface-glass-dim); cursor: pointer; transition: all 0.3s ease; position: relative; }
.upload-zone:hover { border-color: var(--color-cyan); background-color: var(--surface-glass-hover); }
.upload-zone__icon { font-size: var(--size-xl); color: var(--color-gray-300); margin-bottom: var(--size-xs); transition: color 0.3s; }
.upload-zone:hover .upload-zone__icon { color: var(--color-cyan); }
.upload-zone__text { font-size: var(--size-md); color: var(--color-gray-300); transition: color 0.3s; }
.upload-zone__hint { font-size: var(--size-sm); color: var(--color-gray-300); margin-top: var(--size-2xs); }
.upload-zone__preview { max-height: 200px; width: 100%; object-fit: contain; border-radius: 0.5rem; margin-bottom: var(--size-xs); }
.upload-zone__label { display: block; width: 100%; height: 100%; }
.upload-zone__delete-btn { position: absolute; top: var(--size-xs); right: var(--size-xs); background: var(--color-red-alpha); border: none; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; color: var(--color-white); cursor: pointer; transition: background 0.3s; z-index: 10; }
.upload-zone__delete-btn:hover { background: var(--color-red); }
.upload-zone__delete-btn span { font-size: var(--size-md); }

/* 全局圖片預覽 */
.image-preview-container { display: flex; justify-content: center; align-items: center; background: var(--color-black-dim); border-radius: 0.5rem; padding: var(--size-xs); overflow: hidden; position: relative; width: 100%; height: 500px; max-height: 70vh; user-select: none; cursor: grab; }
.image-preview-container.is-dragging { cursor: grabbing; }
.image-preview-img { max-width: 100%; max-height: 100%; object-fit: contain; transform-origin: center; transition: none; pointer-events: none; }
.image-preview-controls-bar { position: absolute; bottom: var(--size-md); left: 50%; transform: translateX(-50%); display: flex; align-items: center; background: var(--color-gray-900); backdrop-filter: blur(20px); border: 1px solid var(--color-white-glass); border-radius: 2rem; padding: var(--size-2xs) var(--size-sm); z-index: 20; box-shadow: 0 4px 20px var(--color-black-dim); pointer-events: auto; }
.preview-ctrl-btn { background: none; border: none; color: var(--color-white-dim); display: flex; font-size: var(--size-sm); padding: var(--size-2xs) var(--size-xs); cursor: pointer; transition: color 0.3s, transform 0.2s; white-space: nowrap; font-weight: 500; }
.preview-ctrl-btn:hover { color: var(--color-cyan); }

.preview-ctrl-divider { width: 1px; height: 14px; background-color: var(--color-white-glass); margin: 0 var(--size-3xs); }

/* 開關 (Toggle) */
.toggle-switch { display: inline-flex; align-items: center; gap: var(--size-2xs); cursor: pointer; }
.toggle-switch:has(input:disabled) { cursor: not-allowed; opacity: 0.6; }
.toggle-slider { width: 40px; height: 20px; background-color: var(--color-gray-600); border-radius: 20px; position: relative; transition: background-color 0.3s; }
.toggle-slider::before { content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; background-color: var(--color-gray-100); border-radius: 50%; transition: transform 0.3s; }
input:checked + .toggle-slider { background-color: var(--color-green); }
input:checked + .toggle-slider::before { transform: translateX(20px); background-color: var(--color-gray-900); }
input:disabled + .toggle-slider { filter: grayscale(50%); }
.toggle-label { font-size: var(--size-md); color: var(--color-white); }

/* 語意化元件樣式 (取代內聯樣式) */
.notice-banner__text { white-space: pre-wrap; }


.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--size-md);
    margin-top: var(--size-md);
    padding-bottom: var(--size-md);
}
.pagination-container .material-symbols-rounded {
    vertical-align: middle;
}
.pagination-info {
    font-size: var(--size-sm);
}


/* =========================================
   行動端觸控優化與按鈕點擊反饋
   ========================================= */
html, body {
    -webkit-tap-highlight-color: transparent; /* 消除行動端點擊時產生的預設高亮背景 */
}

/* 點擊微縮放反饋，模擬原生 APP 實體鍵按壓感 */
.action-card:active,
.item-card-btn:active,
.tab-btn:active,
.icon-btn:active {
    transform: scale(0.96);
    filter: brightness(0.95);
}

/* 卡片式表格 user-identity 行動端防溢出與截斷 (改為緊湊折行，完整呈現) */
@media (max-width: 768px) {
    /* 標籤導覽行動端防溢出與橫向滾動 */
    .tab-nav {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
        scrollbar-width: none; /* Firefox */
    }
    .tab-nav::-webkit-scrollbar {
        display: none; /* Safari and Chrome */
    }
    .tab-btn {
        flex-shrink: 0;
    }

    .table-user-wrap {
        white-space: normal; /* 允許換行 */
        word-break: break-all;
        display: inline-flex;
        align-items: center;
        text-align: left;
        line-height: 1.2;
    }
    
    .table-user-wrap span {
        overflow: visible;
        white-space: normal;
    }
    



    /* 行動端彈窗 (Modal) 預設為置中懸浮卡片佈局，滿版則透過 fullscreen 屬性指定 */
    .modal-wrapper {
        align-items: center;
        justify-content: center;
        padding: var(--size-lg);
    }
    
    /* 只有帶有 --fullscreen 類型的 Modal 在行動端為全螢幕滿版 */
    .modal-wrapper:has(.modal-content--fullscreen) {
        align-items: stretch;
        justify-content: stretch;
        padding: 0;
    }
    
    .modal-content {
        height: auto;
        max-height: calc(100dvh - 2.5rem);
        width: 100%;
        display: flex;
        flex-direction: column;
    }
    
    .modal-content--fullscreen {
        max-width: none;
        width: 100%;
        height: 100dvh;
        max-height: none;
        border-radius: 0;
        border: none;
        box-shadow: none;
    }
    
    .modal-header {
        flex-shrink: 0;
        border-radius: 0;
    }
    
    .modal-body {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .modal-footer {
        flex-shrink: 0;
        border-radius: 0;
        padding-bottom: calc(var(--size-lg) + env(safe-area-inset-bottom));
        display: flex;
        justify-content: stretch;
        gap: var(--size-sm);
    }
    
    .modal-footer > * {
        flex: 1;
        min-width: 0;
    }
    
    .modal-footer .action-btn-group {
        flex: 1;
        display: flex;
        justify-content: stretch;
        gap: 0.5rem;
    }
    
    .modal-footer .action-btn-group > * {
        flex: 1;
        min-width: 0;
    }
}

/* 404 & 503 專用隔離 iframe 樣式 */
.not-found-container {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    margin: 0;
    padding: 0;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 99999;
}

.not-found-iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}