/*
主題變數定義
*/

/* 預設主題：老式報紙 */
:root {
    --bg-color: #f1f5f9;
    --text-color: #000000;
    --card-bg: #ffffff;
    --card-border: #e2e8f0;
    --heading-color: #000000;
    --link-color: #475569;
    --button-bg: #1e293b;
    --button-text: #ffffff;
    --gray-bg: #e2e8f0;
    --gray-text: #475569;
    --disabled-text: #64748b;
}

body[data-theme="caramel-pudding"] {
    --bg-color: #fffbeb;
    --text-color: #78350f;
    --card-bg: #ffffff;
    --card-border: #fcd34d;
    --heading-color: #b45309;
    --link-color: #d97706;
    --button-bg: #f59e0b;
    --button-text: #ffffff;
    --gray-bg: #fef3c7;
    --gray-text: #92400e;
    --disabled-text: #a16207;
}

body[data-theme="muji-style"] {
    --bg-color: #f5f5f5;
    --text-color: #333333;
    --card-bg: #ffffff;
    --card-border: #e0e0e0;
    --heading-color: #000000;
    --link-color: #b91c1c;
    --button-bg: #b91c1c;
    --button-text: #ffffff;
    --gray-bg: #eeeeee;
    --gray-text: #616161;
    --disabled-text: #757575;
}

body[data-theme="blueberry-pancake"] {
    --bg-color: #eff6ff;
    --text-color: #1e3a8a;
    --card-bg: #ffffff;
    --card-border: #bfdbfe;
    --heading-color: #1d4ed8;
    --link-color: #2563eb;
    --button-bg: #3b82f6;
    --button-text: #ffffff;
    --gray-bg: #dbeafe;
    --gray-text: #374151;
    --disabled-text: #4b5563;
}

body[data-theme="mint-soda"] {
    --bg-color: #f0fdfa;
    --text-color: #0f766e;
    --card-bg: #ffffff;
    --card-border: #99f6e4;
    --heading-color: #0d9488;
    --link-color: #14b8a6;
    --button-bg: #2dd4bf;
    --button-text: #115e59;
    --gray-bg: #ccfbf1;
    --gray-text: #0f766e;
    --disabled-text: #134e4a;
}

body[data-theme="dark-knight"] {
    --bg-color: #0f172a;      /* 深藍黑背景 */
    --text-color: #cbd5e1;    /* 淺灰色文字 */
    --card-bg: #1e293b;      /* 次級藍黑卡片背景 */
    --card-border: #334155;  /* 深灰色邊框 */
    --heading-color: #ffffff; /* 白色標題 */
    --link-color: #7dd3fc;    /* 亮藍色連結 */
    --button-bg: #38bdf8;    /* 天藍色按鈕 */
    --button-text: #0f172a;    /* 按鈕上的深色文字 */
    --gray-bg: #334155;      /* 深灰色輸入框背景 */
    --gray-text: #94a3b8;    /* 中灰色提示文字 */
    --disabled-text: #64748b;/* 禁用文字 */
}


/* 全域基礎樣式 */
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

/* 主要容器/卡片樣式 */
.main-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    transition: background-color 0.3s, border-color 0.3s;
}

/* 標題樣式 */
.heading-color {
    color: var(--heading-color);
    transition: color 0.3s;
}

/* [第一階段優化] - 為所有互動元素增加平滑過渡效果 */
.btn-primary, .btn-secondary, .btn-danger, .btn-success,
.tab-btn, .view-btn, .social-tab-btn, .blog-view-btn,
.accordion-toggle, .header-icon-btn, .tag-suggestion, .theme-swatch {
    transition: all 0.2s ease-in-out;
}

/* 按鈕樣式 */
.btn-primary {
    background-color: var(--button-bg);
    color: var(--button-text);
}
.btn-primary:hover:not(:disabled) {
    opacity: 0.85;
}
.btn-secondary {
    background-color: var(--gray-bg);
    color: var(--text-color);
    border: 1px solid var(--card-border);
}
.btn-secondary:hover:not(:disabled) {
    opacity: 0.8;
}
.btn-danger {
    background-color: #ef4444;
    color: #ffffff;
}
.btn-danger:hover:not(:disabled) {
     background-color: #dc2626;
}
.btn-success {
    background-color: #22c55e;
     color: #ffffff;
}
.btn-success:hover:not(:disabled) {
    background-color: #16a34a;
}
.btn-disabled {
    background-color: #e7e5e4;
    color: var(--disabled-text);
    cursor: not-allowed;
    opacity: 0.7;
}

body[data-theme="dark-knight"] .btn-disabled {
    background-color: #374151;
    color: var(--disabled-text);
}


/* 輸入框、文字區樣式 */
textarea, input[type="text"], input[type="password"], input[type="number"], select {
    background-color: var(--gray-bg);
    color: var(--text-color);
    border: 1px solid var(--card-border);
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}
textarea:focus, input:focus, select:focus {
    outline: none;
    --tw-ring-color: var(--link-color);
    box-shadow: 0 0 0 2px var(--tw-ring-color);
}
::placeholder {
    color: var(--gray-text);
}
.form-checkbox {
    color: var(--link-color);
}

/* 上傳連結樣式 */
.upload-link {
    color: var(--link-color);
    text-decoration: underline;
}
.upload-link:hover {
    color: var(--heading-color);
}

/* ########## NEW: QUILL EDITOR STYLES ########## */
#blog-editor-container {
    height: 75vh;
    color: var(--text-color);
}

.ql-toolbar {
    background-color: var(--gray-bg);
    border-color: var(--card-border) !important;
    border-top-left-radius: 0.5rem;
    border-top-right-radius: 0.5rem;
}

.ql-container {
    border-color: var(--card-border) !important;
    background-color: var(--card-bg);
    border-bottom-left-radius: 0.5rem;
    border-bottom-right-radius: 0.5rem;
}

.ql-editor {
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.75;
    color: var(--text-color);
}

.ql-editor.ql-blank::before{
    color: var(--gray-text);
    font-style: normal;
    content: 'AI 生成的文章將會顯示在這裡，您可以直接進行編輯...';
}

.ql-snow .ql-stroke {
    stroke: var(--text-color);
}
.ql-snow .ql-picker-label {
    color: var(--text-color);
}

/* SEO 複製按鈕樣式 */
.seo-copy-btn {
    color: var(--gray-text);
    flex-shrink: 0;
    transition: color 0.2s;
}
.seo-copy-btn:hover {
    color: var(--link-color);
}

.source-copy-btn {
    color: var(--gray-text);
    transition: color 0.2s;
}
.source-copy-btn:hover {
    color: var(--link-color);
}

/* 社群貼文卡片樣式 */
.social-post-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    white-space: pre-wrap;
    overflow-y: auto;
    padding: 1rem;
}

/* 標籤相關樣式 */
.tag-container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 0.5rem;
    border: 1px solid var(--card-border);
    border-radius: 0.375rem; /* rounded-md */
    background-color: var(--gray-bg);
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    background-color: var(--link-color);
    color: var(--button-text);
    padding: 0.25rem 0.75rem;
    margin: 0.25rem;
    border-radius: 9999px; /* rounded-full */
    font-size: 0.875rem;
}

.tag-delete-btn {
    margin-left: 0.5rem;
    cursor: pointer;
    width: 1rem;
    height: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9999px;
    background-color: rgba(0, 0, 0, 0.1);
}
.tag-delete-btn:hover {
    background-color: rgba(0, 0, 0, 0.3);
}

.tag-input {
    flex-grow: 1;
    border: none;
    outline: none;
    background-color: transparent;
    padding: 0.25rem;
    min-width: 120px;
}

.tag-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-suggestion {
    cursor: pointer;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    background-color: var(--gray-bg);
    border: 1px solid var(--card-border);
    font-size: 0.875rem;
}
.tag-suggestion:hover {
    background-color: var(--card-border);
}


/* 分隔線 */
hr {
    border-color: var(--card-border);
}

.char-count-prominent {
    color: var(--link-color);
    font-weight: 600;
}

.accordion-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-weight: 600;
    background-color: var(--gray-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.375rem;
    cursor: pointer;
}
.accordion-toggle:hover {
    background-color: var(--card-border);
}
.accordion-toggle svg {
    transition: transform 0.3s ease-in-out;
}
.accordion-toggle.open svg {
    transform: rotate(90deg);
}
.accordion-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out;
}
.accordion-panel.open {
    max-height: 800px; 
}
.accordion-content {
    padding: 1rem;
    border: 1px solid var(--card-border);
    border-top: none;
    border-radius: 0 0 0.375rem 0.375rem;
}

/* 彈出視窗內容可滾動 */
#modal-message {
    max-height: 60vh;
    overflow-y: auto;
}

/* 進度條樣式與動畫 */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--gray-bg);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 1rem;
}
.progress-bar-inner {
    width: 100%;
    height: 100%;
    background-color: var(--link-color);
    animation: progress-animation 2s infinite linear;
    background-image: linear-gradient(45deg, rgba(255, 255, 255, .15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .15) 50%, rgba(255, 255, 255, .15) 75%, transparent 75%, transparent);
    background-size: 40px 40px;
}
@keyframes progress-animation {
    0% { background-position: 40px 0; }
    100% { background-position: 0 0; }
}

.button-flash {
    animation: button-flash-animation 1.5s 1;
}

@keyframes button-flash-animation {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(245, 158, 11, 0);
    }
}

/* 主選項卡按鈕樣式 */
.tab-btn {
    padding: 1rem 1.5rem;
    cursor: pointer;
    background-color: transparent;
    color: var(--gray-text);
    border: none;
    border-bottom: 2px solid transparent;
    font-weight: 600;
}
.tab-btn:hover:not(:disabled) {
    color: var(--heading-color);
}
.tab-btn.active {
    color: var(--heading-color);
    border-bottom: 2px solid var(--heading-color);
}
.tab-btn:disabled {
    color: var(--disabled-text);
    cursor: not-allowed;
}

/* 顯示區切換按鈕樣式 */
.view-btn, .social-tab-btn, .blog-view-btn {
    padding: 0.5rem 1rem;
    cursor: pointer;
    background-color: transparent;
    color: var(--gray-text);
    border: none;
    border-bottom: 2px solid transparent;
    font-weight: 500;
}
.view-btn:hover, .social-tab-btn:hover, .blog-view-btn:hover {
    color: var(--heading-color);
}
.view-btn.active, .social-tab-btn.active, .blog-view-btn.active {
    color: var(--link-color);
    font-weight: 600;
    border-bottom-color: var(--link-color);
}

/* 讓 view-content 絕對定位以重疊 */
.view-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* 智慧區域拖曳效果 */
#smart-area-container.dragover {
    border-color: var(--link-color);
    box-shadow: 0 0 0 2px var(--link-color);
}

/* 批次取代規則列表樣式 */
.rule-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem;
    border-bottom: 1px solid var(--card-border);
}
.rule-item:last-child {
    border-bottom: none;
}
.rule-text {
    flex-grow: 1;
    padding: 0 0.5rem;
    color: var(--text-color);
}
.rule-delete-btn {
    flex-shrink: 0;
    color: #9ca3af;
    cursor: pointer;
    transition: color 0.2s;
}
.rule-delete-btn:hover {
    color: #ef4444;
}

/* 主題小圖示樣式 */
.theme-swatch {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid transparent;
}

.theme-swatch:hover {
    transform: scale(1.1);
}

.theme-swatch.active {
    border-color: var(--link-color);
}

.theme-swatch.old-newspaper { background-color: #f1f5f9; }
.theme-swatch.caramel-pudding { background-color: #fef3c7; }
.theme-swatch.muji-style { background-color: #eeeeee; }
.theme-swatch.blueberry-pancake { background-color: #dbeafe; }
.theme-swatch.mint-soda { background-color: #ccfbf1; }
.theme-swatch.dark-knight { 
    background-color: #1e293b;
    border: 1px solid #334155;
}

/* 按鈕載入中樣式 */
.btn-loading {
    cursor: not-allowed;
    opacity: 0.75;
    position: relative;
    color: transparent !important;
}

.btn-loading::after {
    content: '';
    display: block;
    width: 1.25rem;
    height: 1.25rem;
    border: 3px solid var(--button-text);
    border-bottom-color: transparent;
    border-radius: 50%;
    position: absolute;
    top: calc(50% - 0.625rem);
    left: calc(50% - 0.625rem);
    animation: spin 0.8s linear infinite;
}

body[data-theme="dark-knight"] .btn-primary.btn-loading::after {
     border: 3px solid var(--button-text);
     border-bottom-color: transparent;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 通知提示點樣式 */
.notification-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--link-color);
    border-radius: 50%;
    margin-left: 8px;
    vertical-align: middle;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Toast 通知樣式 */
.toast {
    padding: 12px 20px;
    border-radius: 8px;
    color: #ffffff;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    opacity: 0;
    transform: translateY(-40px);
    animation: slide-in-out 5s forwards;
    width: fit-content;
    min-width: 250px;
    text-align: center;
}

.toast-success {
    background-color: #22c55e;
}

.toast-error {
    background-color: #ef4444;
}

.toast-with-action {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.toast-action-btn {
    background-color: rgba(0,0,0,0.2);
    color: white;
    padding: 4px 12px;
    border-radius: 6px;
    font-weight: bold;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s;
    white-space: nowrap;
}

.toast-action-btn:hover {
    background-color: rgba(0,0,0,0.4);
}

@keyframes slide-in-out {
    0% {
        opacity: 0;
        transform: translateY(-40px);
    }
    10%, 90% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(-40px);
    }
}

.header-actions {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
}

.header-icon-btn {
    padding: 0.5rem;
    border-radius: 9999px;
}

.header-icon-btn:hover {
    background-color: var(--gray-bg);
}

.appearance-panel {
    position: absolute;
    top: 5rem;
    right: 0;
    width: 320px;
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    z-index: 40;
    transition: opacity 0.2s ease-in-out, transform 0.2s ease-in-out;
}

.appearance-panel.hidden {
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
}

.stepper-container {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    width: 100%;
}
.stepper-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
    width: 80px;
    transition: all 0.3s ease;
    color: var(--gray-text);
}
.stepper-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--card-border);
    background-color: var(--gray-bg);
    margin-bottom: 0.5rem;
    font-weight: bold;
    transition: all 0.3s ease;
    position: relative;
}
.stepper-number {
    transition: opacity 0.2s ease;
}
.stepper-check {
    position: absolute;
    width: 20px;
    height: 20px;
    color: white;
    opacity: 0;
    transition: opacity 0.2s ease;
}
.stepper-label {
    font-size: 0.875rem;
    text-align: center;
    font-weight: 500;
}
.stepper-line {
    flex-grow: 1;
    height: 2px;
    background-color: var(--card-border);
    margin: 20px -10px 0;
    transition: background-color 0.3s ease;
}

.stepper-item.active .stepper-circle {
    border-color: var(--link-color);
    background-color: var(--card-bg);
}
.stepper-item.active .stepper-label, .stepper-item.active .stepper-number {
    color: var(--heading-color);
}

.stepper-item.completed .stepper-circle {
    border-color: #22c55e;
    background-color: #22c55e;
}
.stepper-item.completed .stepper-number {
    opacity: 0;
}
.stepper-item.completed .stepper-check {
    opacity: 1;
}
.stepper-item.completed .stepper-label {
    color: var(--text-color);
}
.stepper-item.completed + .stepper-line {
    background-color: #22c55e;
}

.wizard-section {
    padding: 1rem;
    border: 1px solid var(--card-border);
    border-radius: 0.5rem;
    background-color: var(--gray-bg);
}

.wizard-section-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--heading-color);
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 0.5rem;
    margin-bottom: 0.75rem;
}

.wizard-question {
    font-weight: 600;
    color: var(--text-color);
}

.wizard-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
}

.form-checkbox, .form-radio {
    margin-right: 0.75rem;
    color: var(--link-color);
    width: 1.1rem;
    height: 1.1rem;
}

.form-checkbox:focus, .form-radio:focus {
     --tw-ring-color: var(--link-color);
}

#prompt-wizard-content::-webkit-scrollbar {
  width: 8px;
}
#prompt-wizard-content::-webkit-scrollbar-track {
  background: var(--gray-bg);
  border-radius: 4px;
}
#prompt-wizard-content::-webkit-scrollbar-thumb {
  background: var(--gray-text);
  border-radius: 4px;
}
#prompt-wizard-content::-webkit-scrollbar-thumb:hover {
  background: var(--link-color);
}

.internal-link-suggestion {
    padding: 0.75rem;
    border-radius: 0.375rem;
    border: 1px solid var(--card-border);
    background-color: var(--bg-color);
    font-size: 0.875rem;
}

.internal-link-suggestion strong {
    color: var(--heading-color);
    display: block;
    margin-bottom: 0.25rem;
}

.internal-link-suggestion blockquote {
    border-left: 3px solid var(--link-color);
    padding-left: 0.75rem;
    margin: 0.5rem 0;
    font-style: italic;
    color: var(--gray-text);
}

.internal-link-suggestion .suggestion-target {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px dashed var(--card-border);
}

.internal-link-suggestion .suggestion-target a {

    color: var(--link-color);

    font-weight: 600;

    word-break: break-all;

}



/* Universal Variation Hub Modal Specifics */

#variation-hub-modal textarea#variation-custom-input {

    min-height: 120px; /* 確保輸入框有足夠的預設高度 */

}



/* 確保 Modal 內容區域的滾動條樣式與其他 Modal 一致 */

#variation-hub-modal .space-y-4.flex-grow.overflow-y-auto::-webkit-scrollbar {

    width: 8px;

}

#variation-hub-modal .space-y-4.flex-grow.overflow-y-auto::-webkit-scrollbar-track {

    background: var(--gray-bg);

    border-radius: 4px;

}

#variation-hub-modal .space-y-4.flex-grow.overflow-y-auto::-webkit-scrollbar-thumb {

    background: var(--gray-text);

    border-radius: 4px;

}

#variation-hub-modal .space-y-4.flex-grow.overflow-y-auto::-webkit-scrollbar-thumb:hover {

    background: var(--link-color);

}



/* Tab 1 Empty State Overlay */

#tab1-empty-state {

    position: absolute;

    top: 0;

    left: 0;

    width: 100%;

    height: 100%;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: center;

    z-index: 10; /* 確保在 textarea 之上 */

    background-color: transparent; /* 保持透明 */

    pointer-events: auto; /* 允許點擊 */

    cursor: text; /* 讓滑鼠游標看起來像可以輸入 */

}



#tab1-empty-state.hidden {

    display: none;

}



/* 讓上傳按鈕和連結保持可點擊 */



#tab1-empty-state label, #tab1-empty-state a {



    pointer-events: auto;



    cursor: pointer;



}







@keyframes blink {



    0%, 100% { opacity: 1; }



    50% { opacity: 0.5; }



}







.blink-effect {



    animation: blink 2s infinite;



}