/* ====================================================
   业务胶囊 5: 统一 AI 代理网关专属样式 (AI Hub Module CSS)
   ==================================================== */

.ai-hub-wrapper {
    width: 100%;
}

.ai-hub-header-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--glass-bg);
    border: 1px solid rgba(var(--primary-color-rgb), 0.25);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    box-shadow: 0 4px 16px rgba(var(--primary-color-rgb), 0.05);
}

.ai-hub-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ai-hub-badge {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ai-status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 500;
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
    padding: 3px 10px;
    border-radius: 999px;
}

.ai-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #9CA3AF;
}
.ai-dot.active {
    background: var(--success-color);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
    animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

.ai-hub-header-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.ai-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 900px) {
    .ai-grid-2 { grid-template-columns: 1fr; }
    .ai-hub-header-card { flex-direction: column; align-items: flex-start; gap: 16px; }
}

.ai-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--mystic-shadow);
}

.ai-card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 14px;
}

/* 优雅开关 Switch (iOS 质感) */
.ai-switch {
    position: relative;
    display: inline-block;
    width: 38px;
    height: 22px;
    flex-shrink: 0;
}
.ai-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.ai-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #D1D5DB;
    transition: .3s;
    border-radius: 34px;
}
.ai-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .3s;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.ai-switch input:checked + .ai-slider:before {
    transform: translateX(16px);
}
.ai-switch input:checked + .ai-slider {
    background-color: var(--success-color);
}

/* 降级流水线节点 */
.ai-chain-node {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(var(--primary-color-rgb), 0.04);
    border: 1px solid rgba(var(--primary-color-rgb), 0.2);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    transition: var(--transition);
}
.ai-chain-node.node-disabled {
    opacity: 0.5;
    border-style: dashed;
}
.ai-chain-index {
    width: 22px;
    height: 22px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
}
.ai-chain-info {
    display: flex;
    flex-direction: column;
}
.ai-chain-role {
    font-size: 11px;
    font-weight: 600;
    color: var(--primary-color);
}
.ai-chain-name {
    font-size: 13px;
    color: var(--text-primary);
}
.ai-chain-model {
    font-size: 11px;
    color: var(--text-secondary);
    font-family: monospace;
}
.ai-chain-arrow {
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: bold;
}
.ai-chain-ctrls {
    display: flex;
    gap: 4px;
    margin-left: 6px;
}
.ai-chain-move-btn, .ai-chain-del-btn {
    background: none;
    border: none;
    font-size: 11px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 2px 4px;
    border-radius: 4px;
    transition: var(--transition);
}
.ai-chain-move-btn:hover {
    color: var(--primary-color);
    background: rgba(var(--primary-color-rgb), 0.1);
}
.ai-chain-del-btn:hover {
    color: var(--danger-color);
    background: rgba(var(--danger-color-rgb), 0.12);
}

/* 服务商卡片栅格 */
.ai-providers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 16px;
}

.ai-provider-card {
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 16px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 12px;
}
@media (prefers-color-scheme: dark) {
    .ai-provider-card {
        background: rgba(31, 41, 55, 0.5);
    }
}
.ai-provider-card.active {
    border-color: rgba(var(--primary-color-rgb), 0.3);
    box-shadow: 0 4px 12px rgba(var(--primary-color-rgb), 0.04);
}
.ai-provider-card.disabled {
    opacity: 0.6;
    background: rgba(0, 0, 0, 0.02);
}

.ai-provider-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.ai-provider-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}
.ai-provider-url {
    font-size: 11.5px;
    color: var(--text-secondary);
    font-family: monospace;
}
.ai-provider-ops {
    display: flex;
    gap: 6px;
}
.ai-provider-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 12.5px;
}
.ai-provider-key-row, .ai-provider-models-row {
    display: flex;
    align-items: center;
    gap: 8px;
}
.ai-provider-label {
    color: var(--text-secondary);
    font-size: 11.5px;
    width: 60px;
    flex-shrink: 0;
}
.ai-provider-key-val {
    font-family: monospace;
    font-size: 12px;
    color: var(--text-primary);
}
.ai-models-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.ai-model-tag {
    display: inline-block;
    font-size: 11px;
    font-family: monospace;
    padding: 2px 7px;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-primary);
}
.ai-model-tag.default-tag {
    background: rgba(var(--primary-color-rgb), 0.12);
    color: var(--primary-color);
    font-weight: 600;
}

/* 代码高亮块 */
.ai-code-block {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 16px;
    border-radius: var(--radius-sm);
    font-family: Consolas, Monaco, "Courier New", monospace;
    font-size: 12.5px;
    line-height: 1.5;
    overflow-x: auto;
    position: relative;
    max-height: 280px;
    margin-top: 8px;
}

/* 动态拉取模型候选标签徽章 (纯色无渐变) */
.ai-model-badge {
    font-size: 11px;
    font-family: monospace;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
    transition: background 0.15s, border-color 0.15s;
}
.ai-model-badge:hover {
    border-color: var(--primary-color);
}

/* 默认模型下拉菜单项 */
.ai-dropdown-item {
    padding: 7px 12px;
    font-size: 12px;
    font-family: monospace;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.15s ease;
}

.ai-dropdown-item:hover, .ai-dropdown-item.active {
    background: rgba(var(--primary-color-rgb), 0.1);
    color: var(--primary-color);
}