/* User-Agent 在线提取与 API 生成工具页样式规范
   基于 site_v2 设计系统与 tokens.css
*/

.v2-ua-page {
    width: 100%;
    min-height: calc(100vh - 200px);
    background-color: var(--color-page);
    padding: 120px 0 80px 0;
}

.v2-ua-container {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    box-sizing: border-box;
}

/* 顶部面包屑与导航 */
.v2-ua-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

.v2-ua-breadcrumbs a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color .2s ease;
}

.v2-ua-breadcrumbs a:hover {
    color: var(--color-ink);
}

.v2-ua-breadcrumbs span {
    color: var(--color-text-secondary);
}

/* 标题行与快捷切换 */
.v2-ua-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.v2-ua-title-row h1 {
    margin: 0;
    font-size: 28px;
    line-height: 38px;
    font-weight: var(--font-weight-bold);
    color: var(--color-title);
}

.v2-ua-quicklinks {
    display: flex;
    align-items: center;
    gap: 16px;
}

.v2-ua-quicklinks a {
    font-size: 14px;
    color: #4fab38;
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color .2s ease;
}

.v2-ua-quicklinks a:hover {
    color: #3d8b2c;
    text-decoration: underline;
}

/* 提示通知横幅 */
.v2-ua-notice {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    background: #fff9f0;
    border: 1px solid #ffe3c2;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    color: #945800;
    font-size: 14px;
    line-height: 22px;
}

.v2-ua-notice__icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 1px;
    color: #f39800;
}

.v2-ua-notice strong {
    font-weight: var(--font-weight-bold);
    color: #6a3e00;
}

.v2-ua-notice p {
    margin: 4px 0 0 0;
}

/* 主配置卡片 */
.v2-ua-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: 36px 40px;
    margin-bottom: 24px;
}

.v2-ua-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.v2-ua-row {
    display: flex;
    align-items: flex-start;
}

.v2-ua-label {
    width: 120px;
    min-width: 120px;
    padding-top: 10px;
    font-size: 14px;
    font-weight: var(--font-weight-medium);
    color: var(--color-ink);
    display: flex;
    align-items: center;
    gap: 4px;
}

.v2-ua-required {
    color: #ff4d4f;
}

.v2-ua-controls {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.v2-ua-input-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.v2-ua-input {
    width: 320px;
    height: 42px;
    padding: 0 14px;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--color-ink);
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.v2-ua-input:focus {
    border-color: var(--color-brand);
    box-shadow: 0 0 0 3px rgba(122, 211, 84, .18);
}

.v2-ua-input.invalid {
    border-color: #ff4d4f;
}

.v2-ua-hint {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.v2-ua-hint a {
    color: #4fab38;
    text-decoration: none;
    margin-left: 6px;
}

.v2-ua-hint a:hover {
    text-decoration: underline;
}

.v2-ua-err {
    font-size: 13px;
    color: #ff4d4f;
    margin: 0;
}

.v2-ua-alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background: #fffbe6;
    border: 1px solid #ffe58f;
    font-size: 13px;
    line-height: 20px;
    color: #874d00;
}

.v2-ua-alert h4 {
    margin: 0 0 4px 0;
    font-size: 14px;
    font-weight: var(--font-weight-bold);
    color: #874d00;
}

/* 多选选项标签组 (Pill Options) */
.v2-ua-pill-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.v2-ua-pill-option {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    background: var(--color-surface-muted);
    font-size: 14px;
    color: var(--color-text-muted);
    cursor: pointer;
    user-select: none;
    transition: all .2s ease;
}

.v2-ua-pill-option input[type="checkbox"] {
    display: none;
}

.v2-ua-pill-option:hover {
    border-color: var(--color-brand);
    color: var(--color-ink);
}

.v2-ua-pill-option.is-active {
    background: var(--color-ink);
    color: var(--color-on-dark);
    border-color: var(--color-ink);
    font-weight: var(--font-weight-medium);
}

/* 提交按钮区域 */
.v2-ua-submit-bar {
    display: flex;
    align-items: center;
    margin-top: 12px;
    padding-left: 120px;
}

.v2-ua-submit-bar .v2-button {
    min-width: 160px;
    height: 44px;
    font-size: 15px;
    font-weight: var(--font-weight-medium);
}

/* API 链接与结果区块 (genuaapi) */
.v2-ua-api-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: 36px 40px;
    margin-bottom: 24px;
}

.v2-ua-api-card h3 {
    margin: 0 0 16px 0;
    font-size: 18px;
    font-weight: var(--font-weight-bold);
    color: var(--color-title);
}

.v2-ua-code-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--color-card-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 14px;
    color: var(--color-ink);
    word-break: break-all;
    margin-bottom: 16px;
    gap: 16px;
}

.v2-ua-code-content {
    flex: 1;
    word-break: break-all;
}

.v2-ua-code-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.v2-ua-info-box {
    padding: 14px 18px;
    background: var(--color-brand-soft);
    border: 1px solid rgba(122, 211, 84, .3);
    border-radius: var(--radius-sm);
    font-size: 13px;
    line-height: 22px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.v2-ua-info-box a {
    color: #4fab38;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.v2-ua-preview-pre {
    margin: 0;
    padding: 18px 20px;
    background: #1e2024;
    color: #a8ff78;
    border-radius: var(--radius-sm);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 13px;
    line-height: 1.6;
    overflow-x: auto;
}

/* 提取结果页面 (fetch_ua_result.html) */
.v2-ua-result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    padding: 20px 24px;
    background: var(--color-card-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.v2-ua-result-meta__item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--color-text-muted);
}

.v2-ua-result-meta__item strong {
    color: var(--color-title);
    font-weight: var(--font-weight-bold);
}

.v2-ua-result-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.v2-ua-result-toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.v2-ua-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.v2-ua-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--color-card-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 13px;
    color: var(--color-ink);
    transition: all .2s ease;
    gap: 16px;
}

.v2-ua-item:hover {
    border-color: rgba(122, 211, 84, .72);
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .04);
}

.v2-ua-item-text {
    flex: 1;
    word-break: break-all;
    user-select: text;
}

.v2-ua-item-num {
    color: var(--color-text-secondary);
    font-size: 12px;
    min-width: 24px;
}

.v2-ua-empty {
    text-align: center;
    padding: 48px 0;
    color: var(--color-text-muted);
    font-size: 15px;
}

.v2-ua-empty a {
    color: #4fab38;
    text-decoration: underline;
    margin-left: 8px;
}

/* 页脚重置（消除基准页脚的负 margin 与巨大内边距） */
#main-content:has(.v2-ua-page) + .v2-footer,
.v2-ua-page ~ .v2-footer,
body:has(.v2-ua-page) .v2-footer {
    margin-top: 0;
    padding: 70px 0 74px;
}