/* ===================================
   Discord 訊息監控系統 - 通用組件 (重構版)
   ================================ */

/* ===== 按鈕樣式 (無縮放版本) ===== */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    user-select: none;
    position: relative;
    overflow: hidden;
    /* 只允許安全的過渡效果 */
    transition: background-color 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, filter 0.3s ease;
    /* 強制禁用任何縮放 */
    transform: scale(1) !important;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    filter: grayscale(0.5);
}

/* 主要按鈕 */
.btn-primary {
    background: var(--primary-gradient);
    color: white;
}

.btn-primary:hover:not(:disabled):not(.loading) {
    filter: brightness(1.1);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-primary:active:not(:disabled):not(.loading) {
    filter: brightness(0.95);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

/* 次要按鈕 */
.btn-secondary {
    background: var(--bg-accent);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    font-size: 14px;
    padding: 8px 16px;
    text-transform: none;
    letter-spacing: normal;
}

.btn-secondary:hover:not(:disabled):not(.loading) {
    background: var(--border-color);
    border-color: var(--primary-color);
}

.btn-secondary:active:not(:disabled):not(.loading) {
    background: var(--primary-color);
    color: white;
}

/* 成功按鈕 */
.btn-success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    border: 1px solid var(--success-color);
}

.btn-success:hover:not(:disabled):not(.loading) {
    background: linear-gradient(135deg, #059669, #047857);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-success:active:not(:disabled):not(.loading) {
    filter: brightness(0.95);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

/* ===== 按鈕載入動畫 (保持原功能) ===== */
.btn.loading {
    color: transparent !important;
    pointer-events: none;
    cursor: wait;
    transform: scale(1) !important;
}

.btn.loading:hover {
    filter: none !important;
    box-shadow: none !important;
}

.btn-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translateX(-15px);
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid #ffffff;
    border-radius: 50%;
    animation: btnSpin 1s linear infinite;
    z-index: 10;
}

.btn-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translateX(20px);
    font-weight: 600;
    color: white;
    white-space: nowrap;
    font-size: 13px;
    z-index: 10;
}

.btn.success {
    background: linear-gradient(135deg, var(--success-color), #059669) !important;
    color: white !important;
    transform: scale(1) !important;
}

.btn-success-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translateX(-15px);
    font-size: 16px;
    font-weight: bold;
    color: white;
    animation: successPop 0.5s ease-out;
    z-index: 10;
}

.btn.success .btn-text {
    transform: translate(-50%, -50%) translateX(20px);
    font-size: 13px;
    color: white;
}

.btn.loading > *:not(.btn-spinner):not(.btn-text):not(.btn-success-icon) {
    opacity: 0 !important;
    visibility: hidden;
}

.btn.success > *:not(.btn-spinner):not(.btn-text):not(.btn-success-icon) {
    opacity: 0 !important;
    visibility: hidden;
}

.btn > *:not(.btn-spinner):not(.btn-text):not(.btn-success-icon) {
    position: relative;
    z-index: 5;
}

/* ===== 下載按鈕特殊狀態 ===== */
.download-requires-password {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    border-color: var(--warning-color);
    position: relative;
}

.download-requires-password::after {
    content: '🔐';
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 12px;
    background: #fbbf24;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.download-admin-required {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    border-color: var(--danger-color);
}

.download-admin-required::after {
    content: '🛡️';
    background: #f87171;
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 12px;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== 表單組件 ===== */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
    position: relative;
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
}

.form-control {
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: all 0.3s ease;
    background: white;
    color: var(--text-primary);
    min-height: 44px;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-control::placeholder {
    color: var(--text-light);
}

.form-control.error {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-control.success {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-error {
    color: var(--danger-color);
    font-size: 12px;
    margin-top: 4px;
    font-weight: 500;
}

.form-success {
    color: var(--success-color);
    font-size: 12px;
    margin-top: 4px;
    font-weight: 500;
}

.filters-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.date-range {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

/* ===== 建議框 ===== */
.suggestion-box {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
    backdrop-filter: blur(10px);
}

.suggestion-item {
    padding: 12px 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 1px solid var(--bg-accent);
    display: flex;
    align-items: center;
    gap: 12px;
}

.suggestion-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(2px);
}

.suggestion-item:hover .suggestion-username,
.suggestion-item:hover .suggestion-stats {
    color: rgba(255, 255, 255, 0.8);
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
    flex-shrink: 0;
}

.suggestion-content {
    flex: 1;
    min-width: 0;
}

.suggestion-main {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 2px;
}

.suggestion-username {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 400;
}

.suggestion-stats {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 11px;
    color: var(--text-light);
}

.suggestion-count {
    background: var(--bg-accent);
    padding: 2px 6px;
    border-radius: 10px;
    font-weight: 500;
}

.suggestion-time {
    opacity: 0.8;
}

/* 載入狀態 */
.suggestion-loading {
    padding: 16px;
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
}

.suggestion-loading::before {
    content: '🔍 ';
    margin-right: 4px;
}

/* 無結果狀態 */
.suggestion-empty {
    padding: 16px;
    text-align: center;
    color: var(--text-light);
    font-style: italic;
}

.suggestion-empty::before {
    content: '😅 ';
    margin-right: 4px;
}

/* ===== 徽章 ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary { background: #ddd6fe; color: #6b21a8; }
.badge-success { background: #dcfce7; color: var(--success-color); }
.badge-warning { background: #fef3c7; color: var(--warning-color); }
.badge-danger { background: #fee2e2; color: var(--danger-color); }
.badge-info { background: #dbeafe; color: var(--info-color); }

/* ===== 進度條 ===== */
.progress {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.progress .progress-bar {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 4px;
    transition: width 0.3s ease;
    position: relative;
}

.progress .progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

/* ===== 切換開關 ===== */
.toggle {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--border-color);
    transition: 0.3s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    transition: 0.3s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle input:checked + .toggle-slider {
    background: var(--primary-gradient);
}

.toggle input:checked + .toggle-slider:before {
    transform: translateX(26px);
}

/* ===== 工具提示 ===== */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: #1f2937;
    color: white;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 1000;
}

.tooltip:hover::after {
    opacity: 1;
}

/* ===== 選擇器樣式 ===== */
select.form-control {
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='%23666' d='m2 0-2 2h4zm0 5 2-2h-4z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px;
    padding-right: 40px;
    appearance: none;
}

/* ===== 輸入框群組 ===== */
.input-group {
    display: flex;
    align-items: stretch;
}

.input-group .form-control {
    border-radius: 0;
    margin-bottom: 0;
}

.input-group .form-control:first-child {
    border-top-left-radius: var(--border-radius);
    border-bottom-left-radius: var(--border-radius);
}

.input-group .form-control:last-child {
    border-top-right-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
}

.input-group .btn {
    border-radius: 0;
    margin-left: -1px;
}

.input-group .btn:last-child {
    border-top-right-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
}

/* ===== 響應式按鈕大小 ===== */
.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
    min-height: 32px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
    min-height: 52px;
}

/* ===== 按鈕群組 ===== */
.btn-group {
    display: inline-flex;
    vertical-align: middle;
}

.btn-group > .btn {
    border-radius: 0;
    margin-left: -1px;
}

.btn-group > .btn:first-child {
    border-top-left-radius: var(--border-radius);
    border-bottom-left-radius: var(--border-radius);
    margin-left: 0;
}

.btn-group > .btn:last-child {
    border-top-right-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
}

.btn-group > .btn:hover,
.btn-group > .btn:focus {
    z-index: 2;
}

/* ===== 檢查框和單選框樣式 ===== */
.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin: 0;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    transition: all 0.2s ease;
}

.form-check-input:checked {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-input[type="radio"] {
    border-radius: 50%;
}

.form-check-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
}

/* ===== 浮動標籤 ===== */
.floating-label {
    position: relative;
}

.floating-label .form-control {
    padding-top: 20px;
    padding-bottom: 4px;
}

.floating-label label {
    position: absolute;
    top: 12px;
    left: 16px;
    transition: all 0.2s ease;
    pointer-events: none;
    color: var(--text-light);
}

.floating-label .form-control:focus + label,
.floating-label .form-control:not(:placeholder-shown) + label {
    top: 4px;
    font-size: 12px;
    color: var(--primary-color);
}

/* ===== 表單行 ===== */
.form-row {
    display: flex;
    gap: 15px;
    align-items: end;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

/* ===== 多選框樣式 ===== */
.multi-select {
    position: relative;
}

.multi-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.multi-select-dropdown.active {
    display: block;
}

.multi-select-option {
    padding: 8px 12px;
    cursor: pointer;
    transition: background 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.multi-select-option:hover {
    background: var(--bg-accent);
}

.multi-select-option.selected {
    background: var(--primary-color);
    color: white;
}

/* ===== 標籤輸入 ===== */
.tag-input {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    min-height: 44px;
    background: white;
}

.tag-input:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.tag-item {
    background: var(--primary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.tag-item .remove {
    cursor: pointer;
    font-weight: bold;
}

.tag-input input {
    border: none;
    outline: none;
    flex: 1;
    min-width: 100px;
    font-size: 14px;
}

/* ===== 卡片內按鈕優化 ===== */
.card .btn {
    margin: 2px;
}

.card .form-group .btn {
    margin: 0;
}

/* ===== 安全覆蓋 - 確保沒有縮放 ===== */
.btn,
.btn:hover,
.btn:active,
.btn:focus,
.btn.loading,
.btn.success,
button,
button:hover,
button:active,
button:focus {
    transform: scale(1) !important;
    will-change: filter, box-shadow, background-color, border-color;
}

/* ===== 檔案上傳區域 ===== */
.file-upload {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px 20px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.file-upload:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.file-upload.dragover {
    border-color: var(--primary-dark);
    background: rgba(79, 70, 229, 0.1);
}

/* ===== 代碼塊 ===== */
.code-block {
    background: #1f2937;
    color: #f9fafb;
    padding: 20px;
    border-radius: var(--border-radius);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    overflow-x: auto;
    margin: 15px 0;
    position: relative;
}

.code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: #374151;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}