/* 问吧问答 · 前端样式（原创，对齐 QAPress 视觉风格） */
.wbq {
	--wbq-primary: #2f7cf6;
	--wbq-primary-dark: #1f66d8;
	--wbq-border: #ebedf0;
	--wbq-text: #1f2937;
	--wbq-text-2: #6b7280;
	--wbq-bg: #f5f6f8;
	--wbq-card: #fff;
	font-size: 14px;
	line-height: 1.7;
	color: var(--wbq-text);
	margin: 16px 0;
	box-sizing: border-box;
}
.wbq *, .wbq *::before, .wbq *::after { box-sizing: border-box; }

/* ---------- 面包屑 ---------- */
.wbq-breadcrumbs {
	font-size: 13px;
	color: var(--wbq-text-2);
	margin-bottom: 12px;
}
.wbq-breadcrumbs a { color: var(--wbq-text-2); text-decoration: none; }
.wbq-breadcrumbs a:hover { color: var(--wbq-primary); }
.wbq-bc-sep { margin: 0 6px; color: #c0c4cc; }
.wbq-bc-current { color: var(--wbq-text); }

/* ---------- 双栏布局 ---------- */
.wbq-layout { display: flex; gap: 20px; align-items: flex-start; }
.wbq-main { flex: 1 1 0; min-width: 0; }
.wbq-side { flex: 0 0 280px; min-width: 240px; }
@media (max-width: 900px) {
	.wbq-layout { flex-direction: column; }
	.wbq-side { flex: 1 1 auto; min-width: 0; width: 100%; }
}

/* ---------- 顶部 Tabs ---------- */
.wbq-tabs {
	display: flex;
	gap: 4px;
	flex-wrap: wrap;
	border-bottom: 1px solid var(--wbq-border);
	margin-bottom: 12px;
}
.wbq-tab-link {
	padding: 8px 14px;
	font-size: 14px;
	color: var(--wbq-text-2);
	text-decoration: none;
	border-bottom: 2px solid transparent;
	margin-bottom: -1px;
}
.wbq-tab-link.is-on { color: var(--wbq-primary); border-bottom-color: var(--wbq-primary); font-weight: 600; }
.wbq-tab-link:hover { color: var(--wbq-primary); }

/* ---------- 问题列表项 ---------- */
.wbq-item {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	padding: 14px 0;
	border-bottom: 1px solid var(--wbq-border);
}
.wbq-item-avatar { flex: 0 0 auto; padding-top: 2px; }
.wbq-avatar { border-radius: 50%; display: block; }
.wbq-item-main { flex: 1; min-width: 0; }
.wbq-item-title { margin: 0 0 6px; font-size: 15.5px; font-weight: 600; line-height: 1.5; }
.wbq-item-title a { color: var(--wbq-text); text-decoration: none; }
.wbq-item-title a:hover { color: var(--wbq-primary); }
.wbq-item-meta { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 12.5px; color: var(--wbq-text-2); align-items: center; }
.wbq-item-stats {
	flex: 0 0 auto;
	display: flex;
	gap: 14px;
	font-size: 12.5px;
	color: var(--wbq-text-2);
	padding-top: 4px;
}
.wbq-stat { white-space: nowrap; }
.wbq-ico { margin-right: 2px; }

/* ---------- 徽章 ---------- */
.wbq-sticky {
	display: inline-block;
	background: var(--wbq-primary);
	color: #fff;
	font-size: 11px;
	padding: 1px 7px;
	border-radius: 4px;
	margin-right: 8px;
	vertical-align: middle;
	font-weight: 400;
}
.wbq-cat {
	background: #eef4ff;
	color: var(--wbq-primary);
	padding: 1px 8px;
	border-radius: 4px;
	font-size: 12px;
	text-decoration: none;
}
.wbq-tag { color: var(--wbq-text-2); font-size: 12px; text-decoration: none; }
.wbq-tag:hover { color: var(--wbq-primary); }
.wbq-meta { color: var(--wbq-text-2); }

/* ---------- 分页 ---------- */
.wbq-pagination { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.wbq-page {
	min-width: 32px; height: 32px; line-height: 30px; text-align: center;
	padding: 0 8px; border: 1px solid var(--wbq-border); border-radius: 6px;
	color: var(--wbq-text); text-decoration: none; font-size: 13px; background: #fff;
}
.wbq-page.is-on { background: var(--wbq-primary); border-color: var(--wbq-primary); color: #fff; }

/* ---------- 侧栏卡片 ---------- */
.wbq-side-card {
	background: var(--wbq-card);
	border: 1px solid var(--wbq-border);
	border-radius: 10px;
	padding: 14px 16px;
	margin-bottom: 16px;
}
.wbq-side-title {
	font-size: 15px;
	font-weight: 600;
	margin: 0 0 10px;
	padding-left: 10px;
	border-left: 3px solid var(--wbq-primary);
}
.wbq-side-list { list-style: none; margin: 0; padding: 0; counter-reset: wbqside; }
.wbq-side-item { padding: 7px 0; border-bottom: 1px dashed var(--wbq-border); }
.wbq-side-item:last-child { border-bottom: none; }
.wbq-side-item a { color: var(--wbq-text); text-decoration: none; font-size: 13.5px; line-height: 1.5; }
.wbq-side-item a:hover { color: var(--wbq-primary); }
.wbq-side-meta { font-size: 12px; color: var(--wbq-text-2); margin-top: 2px; }

.wbq-random-list { display: flex; flex-direction: column; gap: 10px; }
.wbq-random-item { display: flex; gap: 10px; }
.wbq-random-thumb { flex: 0 0 60px; }
.wbq-random-thumb img { width: 60px; height: 60px; object-fit: cover; border-radius: 6px; display: block; }
.wbq-random-text a { color: var(--wbq-text); text-decoration: none; font-size: 13px; line-height: 1.5; }
.wbq-random-text a:hover { color: var(--wbq-primary); }

/* ---------- 问题详情 ---------- */
.wbq-question-card {
	background: var(--wbq-card);
	border: 1px solid var(--wbq-border);
	border-radius: 10px;
	padding: 20px;
	margin-bottom: 18px;
}
.wbq-question-title { font-size: 20px; font-weight: 600; margin: 0 0 10px; line-height: 1.5; }
.wbq-question-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 12px; font-size: 12.5px; color: var(--wbq-text-2); margin-bottom: 14px; }
.wbq-question-body { font-size: 15px; line-height: 1.8; word-break: break-word; }
.wbq-question-body img { max-width: 100%; height: auto; }

.wbq-answers-head { display: flex; align-items: baseline; gap: 10px; margin: 18px 0 10px; }
.wbq-answers-title { font-size: 17px; font-weight: 600; margin: 0; }
.wbq-answers-count { font-size: 13px; color: var(--wbq-text-2); }

.wbq-answer {
	background: var(--wbq-card);
	border: 1px solid var(--wbq-border);
	border-radius: 10px;
	padding: 16px 18px;
	margin-bottom: 12px;
}
.wbq-answer.is-best { border-color: #9be2a5; background: #f4fbf5; }
.wbq-answer-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.wbq-answer-who { flex: 1; min-width: 0; }
.wbq-answer-author { font-weight: 600; font-size: 13.5px; line-height: 1.4; }
.wbq-best-badge {
	background: #e6f7ea;
	color: #21a045;
	font-size: 12.5px;
	padding: 3px 10px;
	border-radius: 6px;
	font-weight: 500;
}
.wbq-answer-content { font-size: 14.5px; margin-bottom: 12px; word-break: break-word; }
.wbq-answer-content img { max-width: 100%; height: auto; }
.wbq-answer-foot { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

/* 回答下的评论 */
.wbq-comments {
	margin: 12px 0 0;
	padding: 10px 12px;
	background: var(--wbq-bg);
	border-radius: 8px;
}
.wbq-comment { display: flex; gap: 8px; padding: 6px 0; align-items: flex-start; }
.wbq-comment-body { font-size: 13px; flex: 1; min-width: 0; }
.wbq-comment-body .wbq-meta { font-size: 11.5px; margin-top: 2px; }
.wbq-comment-form-wrap { margin-top: 10px; }
.wbq-comment-input { width: 100%; }

/* ---------- 投票 ---------- */
.wbq-votes { display: inline-flex; align-items: center; gap: 4px; }
.wbq-vote {
	border: 1px solid var(--wbq-border);
	background: #fff;
	color: var(--wbq-primary);
	height: 30px;
	padding: 0 12px;
	border-radius: 6px;
	cursor: pointer;
	font-size: 13px;
}
.wbq-vote-up.is-on { background: var(--wbq-primary); color: #fff; border-color: var(--wbq-primary); }
.wbq-vote-down.is-on { background: #f0f0f0; color: #555; }

/* ---------- 表单 ---------- */
.wbq-ask,
.wbq-answer-form-wrap {
	background: var(--wbq-card);
	border: 1px solid var(--wbq-border);
	border-radius: 10px;
	padding: 20px;
}
.wbq-ask-top { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-start; }
.wbq-ask-top .wbq-field { margin: 0; }
.wbq-field-title { flex: 1 1 260px; }
.wbq-field-cat { flex: 0 1 180px; }
.wbq-field-submit { flex: 0 0 auto; margin: 0 !important; }

.wbq-field { margin: 0 0 12px; }
.wbq-input,
.wbq-textarea,
.wbq-select {
	width: 100%;
	box-sizing: border-box;
	border: 1px solid var(--wbq-border);
	border-radius: 6px;
	padding: 10px 12px;
	font-size: 14px;
	color: var(--wbq-text);
	background: #fff;
}
.wbq-input:focus,
.wbq-textarea:focus,
.wbq-select:focus { border-color: var(--wbq-primary); outline: none; }
.wbq-textarea { resize: vertical; min-height: 90px; width: 100%; }
.wbq-btn {
	background: var(--wbq-primary);
	color: #fff;
	border: none;
	border-radius: 6px;
	padding: 10px 24px;
	font-size: 14px;
	cursor: pointer;
}
.wbq-btn:hover { background: var(--wbq-primary-dark); }
.wbq-btn-sm { padding: 8px 18px; font-size: 13px; }

/* 提问编辑器工具条 */
.wbq-tb-bar {
	display: flex;
	align-items: center;
	gap: 6px;
	flex-wrap: wrap;
	padding: 8px 10px;
	border: 1px solid var(--wbq-border);
	border-bottom: none;
	border-radius: 8px 8px 0 0;
	background: #fff;
	margin: 0;
}
.wbq-tb-bar + .wbq-field { margin-top: -1px; }
.wbq-tb-bar + .wbq-field .wbq-textarea { border-radius: 0 0 8px 8px; }
.wbq-tb-label { font-size: 12px; color: var(--wbq-text-2); margin-right: 2px; }
.wbq-tb-btn {
	min-width: 32px; height: 30px; line-height: 1; padding: 0 9px;
	border: 1px solid var(--wbq-border); background: #fff; color: var(--wbq-text);
	border-radius: 6px; font-size: 13px; cursor: pointer;
}
.wbq-tb-btn:hover { border-color: var(--wbq-primary); color: var(--wbq-primary); }
.wbq-tb-status { font-size: 12px; color: var(--wbq-primary); }
.wbq-tb-hint { font-size: 12px; color: var(--wbq-text-2); }

.wbq-adopt {
	border: 1px solid var(--wbq-primary);
	color: var(--wbq-primary);
	background: #fff;
	border-radius: 6px;
	padding: 5px 12px;
	font-size: 12px;
	cursor: pointer;
}
.wbq-adopt:hover { background: var(--wbq-primary); color: #fff; }

.wbq-answer-login { margin: 10px 0; color: var(--wbq-text-2); }
.wbq-answer-login a { color: var(--wbq-primary); }

/* ---------- 用户中心 ---------- */
.wbq-profile-tabs { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.wbq-tab {
	padding: 6px 16px; border-radius: 18px; border: 1px solid var(--wbq-border);
	color: var(--wbq-text-2); text-decoration: none; font-size: 13px; background: #fff;
}
.wbq-tab.is-on { background: var(--wbq-primary); border-color: var(--wbq-primary); color: #fff; }

/* ---------- 杂项 ---------- */
.wbq-empty { color: var(--wbq-text-2); padding: 24px 0; text-align: center; }
.wbq-login-notice {
	background: var(--wbq-card);
	border: 1px solid var(--wbq-border);
	border-radius: 10px;
	padding: 18px;
}
.wbq-login-notice a { color: var(--wbq-primary); }

.wbq-ask-form .wbq-textarea img,
.wbq-answer-content img,
.wbq-question-body img { max-width: 100%; height: auto; }

@media (max-width: 600px) {
	.wbq-item-stats { gap: 8px; }
	.wbq-question-title { font-size: 17px; }
	.wbq-ask-top { flex-direction: column; }
	.wbq-ask-top .wbq-field-cat, .wbq-ask-top .wbq-field-title { flex: 1 1 auto; }
}