/* 暗黑科技风基础 CSS */
:root {
    --bg-color: #0d1117;
    --panel-bg: #161b22;
    --border-color: #30363d;
    --text-color: #c9d1d9;
    --text-muted: #8b949e;
    --primary-color: #58a6ff;
    --primary-hover: #3182ce;
    --danger-color: #f85149;
    --success-color: #2ea043;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    font-size: 14px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 6px 16px;
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    appearance: none;
    background-color: var(--panel-bg);
    color: var(--text-color);
    transition: 0.2s cubic-bezier(0.3, 0, 0.5, 1);
}

.btn-primary {
    background-color: var(--success-color);
    border-color: rgba(240, 246, 252, 0.1);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #2c974b;
}

/* 表单输入框 */
.form-control {
    width: 100%;
    padding: 5px 12px;
    font-size: 14px;
    line-height: 20px;
    color: var(--text-color);
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    outline: none;
    box-sizing: border-box;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.3);
}

/* 弹窗样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(3px);
}

.modal-container {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5);
    overflow: hidden;
}

.modal-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    cursor: pointer;
    color: var(--text-muted);
    font-size: 20px;
    line-height: 1;
}

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

.modal-body {
    padding: 16px;
    max-height: 70vh;
    overflow-y: auto;
}

.modal-body iframe {
    width: 100%;
    height: 60vh;
    border: none;
}

/* Loading 动画 */
#global-loading {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(13, 17, 23, 0.8);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 分页 */
.pagination {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 20px 0;
    align-items: center;
    gap: 5px;
}

.pagination li a, .pagination li span {
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-color);
    background: var(--panel-bg);
    cursor: pointer;
}

.pagination li.active span {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

.pagination li a:hover {
    background: var(--border-color);
}

/* 表格样式 */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

.table th, .table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.table th {
    background-color: rgba(255, 255, 255, 0.02);
    font-weight: 600;
}