/* 新聞自助發佈平台 - 自訂樣式表 */
/* 使用淺色漸層背景設計，確保文字清晰可讀 */

:root {
    /* 淺色漸層色彩變數 */
    --primary-light: #e8f5e8;
    --primary-medium: #c8e6c9;
    --primary-dark: #a5d6a7;
    --accent-light: #f1f8e9;
    --accent-medium: #dcedc8;
    --text-dark: #2e2e2e;
    --text-medium: #555555;
    --text-light: #777777;
    --border-light: #e0e0e0;
    --shadow-light: rgba(0, 0, 0, 0.1);
    --success-light: #e8f5e8;
    --warning-light: #fff3cd;
    --danger-light: #f8d7da;
    --info-light: #d1ecf1;
}

/* 基礎樣式 */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, 'Microsoft JhengHei', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #f8fffe 0%, #f0f8f0 25%, #e8f5e8 50%, #f0f8f0 75%, #f8fffe 100%);
    background-attachment: fixed;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* 容器樣式 */
.container-fluid {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    margin: 20px auto;
    padding: 30px;
    box-shadow: 0 8px 32px var(--shadow-light);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 卡片樣式 */
.card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    box-shadow: 0 4px 16px var(--shadow-light);
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-medium) 100%);
    border-bottom: 1px solid var(--border-light);
    border-radius: 12px 12px 0 0 !important;
    padding: 20px;
    color: var(--text-dark);
    font-weight: 600;
}

.card-body {
    padding: 25px;
    background: #ffffff;
    color: var(--text-dark);
}

.card-footer {
    background: linear-gradient(135deg, #f8f9fa 0%, #f1f3f4 100%);
    border-top: 1px solid var(--border-light);
    border-radius: 0 0 12px 12px;
    padding: 15px 25px;
    color: var(--text-medium);
}

/* 按鈕樣式 */
.btn {
    border-radius: 8px;
    padding: 12px 24px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
    display: inline-block;
    cursor: pointer;
    box-shadow: 0 2px 8px var(--shadow-light);
}

.btn-primary {
    background: linear-gradient(135deg, #66bb6a 0%, #4caf50 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5cb660 0%, #45a049 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
    color: white;
}

.btn-secondary {
    background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
    color: var(--text-dark);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #dee2e6 0%, #ced4da 100%);
    color: var(--text-dark);
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, #81c784 0%, #66bb6a 100%);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #76c97a 0%, #5cb660 100%);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, #ffcc02 0%, #ffb300 100%);
    color: var(--text-dark);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #ffb300 0%, #ff8f00 100%);
    color: var(--text-dark);
}

.btn-danger {
    background: linear-gradient(135deg, #ef5350 0%, #f44336 100%);
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #e53935 0%, #d32f2f 100%);
    color: white;
}

.btn-info {
    background: linear-gradient(135deg, #4fc3f7 0%, #29b6f6 100%);
    color: white;
}

.btn-info:hover {
    background: linear-gradient(135deg, #29b6f6 0%, #0288d1 100%);
    color: white;
}

.btn-light {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    color: var(--text-dark);
    border: 1px solid var(--border-light);
}

.btn-light:hover {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: var(--text-dark);
}

.btn-outline-primary {
    background: transparent;
    color: #4caf50;
    border: 2px solid #4caf50;
}

.btn-outline-primary:hover {
    background: #4caf50;
    color: white;
}

/* 表單樣式 */
.form-control, .form-select {
    border: 2px solid var(--border-light);
    border-radius: 8px;
    padding: 12px 16px;
    background: #ffffff;
    color: var(--text-dark);
    transition: all 0.3s ease;
    font-size: 14px;
}

.form-control:focus, .form-select:focus {
    border-color: #4caf50;
    box-shadow: 0 0 0 0.2rem rgba(76, 175, 80, 0.25);
    background: #ffffff;
    color: var(--text-dark);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-text {
    color: var(--text-light);
    font-size: 12px;
}

/* 輸入群組 */
.input-group-text {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-medium) 100%);
    border: 2px solid var(--border-light);
    color: var(--text-dark);
    font-weight: 500;
}

/* 表格樣式 */
.table {
    background: #ffffff;
    color: var(--text-dark);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 16px var(--shadow-light);
}

.table thead th {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-medium) 100%);
    color: var(--text-dark);
    font-weight: 600;
    border: none;
    padding: 15px;
}

.table tbody td {
    padding: 12px 15px;
    border-color: var(--border-light);
    color: var(--text-dark);
    background: #ffffff;
}

.table-striped tbody tr:nth-of-type(odd) {
    background: linear-gradient(135deg, #fafafa 0%, #f5f5f5 100%);
}

.table-hover tbody tr:hover {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-medium) 100%);
    color: var(--text-dark);
}

/* 導航列樣式 */
.navbar {
    background: linear-gradient(135deg, #ffffff 0%, var(--primary-light) 100%) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--shadow-light);
    border-bottom: 1px solid var(--border-light);
}

.navbar-brand {
    font-weight: 700;
    color: var(--text-dark) !important;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    padding: 8px 16px !important;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    background: rgba(76, 175, 80, 0.1);
    color: #4caf50 !important;
}

.navbar-nav .nav-link.active {
    background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
    color: white !important;
}

/* 警告框樣式 */
.alert {
    border: none;
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.alert-success {
    background: linear-gradient(135deg, var(--success-light) 0%, #e8f5e8 100%);
    color: #2e7d32;
    border-left: 4px solid #4caf50;
}

.alert-warning {
    background: linear-gradient(135deg, var(--warning-light) 0%, #fff8dc 100%);
    color: #f57c00;
    border-left: 4px solid #ff9800;
}

.alert-danger {
    background: linear-gradient(135deg, var(--danger-light) 0%, #ffeaea 100%);
    color: #c62828;
    border-left: 4px solid #f44336;
}

.alert-info {
    background: linear-gradient(135deg, var(--info-light) 0%, #e3f2fd 100%);
    color: #1976d2;
    border-left: 4px solid #2196f3;
}

/* 徽章樣式 */
.badge {
    border-radius: 20px;
    padding: 6px 12px;
    font-weight: 500;
    font-size: 11px;
}

.badge.bg-success {
    background: linear-gradient(135deg, #66bb6a 0%, #4caf50 100%) !important;
    color: white;
}

.badge.bg-warning {
    background: linear-gradient(135deg, #ffcc02 0%, #ffb300 100%) !important;
    color: var(--text-dark);
}

.badge.bg-danger {
    background: linear-gradient(135deg, #ef5350 0%, #f44336 100%) !important;
    color: white;
}

.badge.bg-info {
    background: linear-gradient(135deg, #4fc3f7 0%, #29b6f6 100%) !important;
    color: white;
}

.badge.bg-secondary {
    background: linear-gradient(135deg, #bdbdbd 0%, #9e9e9e 100%) !important;
    color: white;
}

/* 進度條樣式 */
.progress {
    height: 12px;
    background: var(--accent-light);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: inset 0 1px 3px var(--shadow-light);
}

.progress-bar {
    background: linear-gradient(135deg, #66bb6a 0%, #4caf50 100%);
    transition: width 0.6s ease;
}

/* 分頁樣式 */
.pagination .page-link {
    color: var(--text-dark);
    background: #ffffff;
    border: 1px solid var(--border-light);
    padding: 8px 12px;
    margin: 0 2px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.pagination .page-link:hover {
    background: var(--primary-light);
    color: var(--text-dark);
    border-color: #4caf50;
}

.pagination .page-item.active .page-link {
    background: linear-gradient(135deg, #66bb6a 0%, #4caf50 100%);
    border-color: #4caf50;
    color: white;
}

/* 手風琴樣式 */
.accordion-item {
    background: #ffffff;
    border: 1px solid var(--border-light);
    border-radius: 8px !important;
    margin-bottom: 8px;
}

.accordion-header button {
    background: linear-gradient(135deg, #ffffff 0%, var(--accent-light) 100%);
    color: var(--text-dark);
    border: none;
    font-weight: 500;
}

.accordion-header button:focus {
    box-shadow: 0 0 0 0.2rem rgba(76, 175, 80, 0.25);
}

.accordion-body {
    background: #ffffff;
    color: var(--text-dark);
}

/* 模態框樣式 */
.modal-content {
    background: #ffffff;
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    color: var(--text-dark);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-medium) 100%);
    border-bottom: 1px solid var(--border-light);
    border-radius: 15px 15px 0 0;
    color: var(--text-dark);
}

.modal-body {
    background: #ffffff;
    color: var(--text-dark);
}

.modal-footer {
    background: #ffffff;
    border-top: 1px solid var(--border-light);
    border-radius: 0 0 15px 15px;
}

/* 下拉選單樣式 */
.dropdown-menu {
    background: #ffffff;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    box-shadow: 0 8px 25px var(--shadow-light);
    padding: 8px 0;
    z-index: 1050; /* 確保下拉選單在最上層 */
}

.dropdown-item {
    color: var(--text-dark);
    padding: 8px 16px;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background: var(--primary-light);
    color: var(--text-dark);
}

.dropdown-item:active {
    background: #4caf50;
    color: white;
}

/* 標籤頁樣式 */
.nav-tabs .nav-link {
    background: #ffffff;
    color: var(--text-dark);
    border: 1px solid var(--border-light);
    border-radius: 8px 8px 0 0;
    margin-right: 4px;
    transition: all 0.3s ease;
}

.nav-tabs .nav-link:hover {
    background: var(--primary-light);
    color: var(--text-dark);
    border-color: #4caf50;
}

.nav-tabs .nav-link.active {
    background: linear-gradient(135deg, #66bb6a 0%, #4caf50 100%);
    color: white;
    border-color: #4caf50;
}

.tab-content {
    background: #ffffff;
    border: 1px solid var(--border-light);
    border-top: none;
    border-radius: 0 0 8px 8px;
    padding: 20px;
    color: var(--text-dark);
}

/* 工具提示樣式 */
.tooltip .tooltip-inner {
    background: linear-gradient(135deg, #424242 0%, #616161 100%);
    color: white;
    border-radius: 6px;
    padding: 8px 12px;
}

/* 載入動畫 */
.spinner-border {
    color: #4caf50;
}

.spinner-grow {
    color: #4caf50;
}

/* 自訂類別 */
.bg-light-green {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-medium) 100%) !important;
    color: var(--text-dark) !important;
}

.text-success-dark {
    color: #2e7d32 !important;
}

.text-muted-light {
    color: var(--text-light) !important;
}

.border-light-green {
    border-color: #4caf50 !important;
}

.shadow-soft {
    box-shadow: 0 4px 16px var(--shadow-light) !important;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .container-fluid {
        margin: 10px;
        padding: 20px;
    }
    
    .card-body {
        padding: 20px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .table {
        font-size: 14px;
    }
    
    .table thead th,
    .table tbody td {
        padding: 8px 10px;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        margin: 5px;
        padding: 15px;
    }
    
    .card-header,
    .card-body {
        padding: 15px;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 13px;
        width: 100%;
        margin-bottom: 8px;
    }
    
    .table-responsive {
        font-size: 12px;
    }
}

/* 動畫效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in {
    animation: slideIn 0.6s ease-out;
}

/* 載入狀態 */
.loading {
    position: relative;
    color: transparent !important;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-light);
    border-top: 2px solid #4caf50;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* 特殊效果 */
.glass-effect {
    background: rgba(255, 255, 255, 0.9) !important;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* 確保所有文字都是深色可讀 */
.text-dark, 
.card-text,
.form-text,
p, 
span, 
div, 
td, 
th,
li,
a {
    color: var(--text-dark) !important;
}

/* 確保連結在懸停時仍然可讀 */
a:hover {
    color: #2e7d32 !important;
    text-decoration: underline;
}

/* 確保導航連結可讀 */
.nav-link, 
.navbar-nav .nav-link {
    color: var(--text-dark) !important;
}

.nav-link:hover, 
.navbar-nav .nav-link:hover {
    color: #2e7d32 !important;
}

/* 確保表單控制項文字可讀 */
.form-control,
.form-select,
textarea {
    background: #ffffff !important;
    color: var(--text-dark) !important;
}

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

/* 確保表格文字可讀 */
.table,
.table td,
.table th {
    color: var(--text-dark) !important;
}

/* 確保按鈕文字可讀 */
.btn-light,
.btn-outline-primary,
.btn-outline-secondary {
    color: var(--text-dark) !important;
}

/* 確保卡片標題可讀 */
.card-title,
.card-subtitle {
    color: var(--text-dark) !important;
}

/* 印刷樣式 */
@media print {
    body {
        background: white !important;
        color: black !important;
    }
    
    .container-fluid,
    .card,
    .table {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
    }
}