/* ==========================================================================
   文章 / 详情页样式 article.css
   ========================================================================== */

.article-detail { padding: 56px 0 88px; }
.article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }

.article-head { border-bottom: 1px solid var(--border); padding-bottom: 26px; margin-bottom: 34px; }
.article-head h1 { font-size: 32px; line-height: 1.35; }
.article-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; color: var(--text-muted); font-size: 13.5px; }
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }

.article-sidebar { position: sticky; top: 92px; }
.side-card { border: 1px solid var(--border); border-radius: 12px; padding: 22px; background: #fff; margin-bottom: 20px; }
.side-card h3 { font-size: 16px; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.side-list li { padding: 9px 0; border-bottom: 1px dashed var(--border); font-size: 14px; }
.side-list li:last-child { border-bottom: 0; }
.side-list a { color: #475467; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-list a:hover { color: var(--primary); }
.side-cta { background: linear-gradient(150deg, #0b1f3a, #12335e); color: #fff; border: 0; }
.side-cta h3 { color: #fff; border-bottom-color: rgba(255, 255, 255, .15); }
.side-cta p { color: #b9c8dd; font-size: 14px; margin-bottom: 18px; }

/* 目录 */
.toc { font-size: 14px; }
.toc a { display: block; padding: 6px 0; color: #475467; border-left: 2px solid transparent; padding-left: 12px; }
.toc a:hover, .toc a.active { color: var(--primary); border-left-color: var(--primary); background: var(--primary-light); }

/* 通用内页内容块 */
.content-block { margin-bottom: 40px; }
.content-block > h2 { font-size: 24px; padding-left: 14px; border-left: 4px solid var(--primary); margin-bottom: 20px; }
.content-block > h3 { font-size: 19px; margin: 26px 0 12px; }
.content-block p { color: #344054; margin-bottom: 14px; }

.info-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card { border: 1px solid var(--border); border-radius: 12px; padding: 24px; background: #fff; }
.info-card h4 { font-size: 16px; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.info-card h4 i { color: var(--primary); }
.info-card p, .info-card li { color: var(--text-secondary); font-size: 14px; }
.info-card ul li { padding: 5px 0; padding-left: 16px; position: relative; }
.info-card ul li::before { content: ""; position: absolute; left: 0; top: 13px; width: 5px; height: 5px; border-radius: 50%; background: var(--primary); }

/* 时间线（流程） */
.timeline { position: relative; padding-left: 28px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: var(--border); }
.timeline__item { position: relative; padding: 0 0 26px; }
.timeline__item::before { content: ""; position: absolute; left: -28px; top: 5px; width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 3px solid var(--primary); }
.timeline__item h4 { font-size: 16px; margin-bottom: 6px; }
.timeline__item p { color: var(--text-secondary); font-size: 14.5px; }

/* 步骤编号列表 */
.step-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step-card { border: 1px solid var(--border); border-radius: 12px; padding: 26px; background: #fff; position: relative; }
.step-card__no { font-size: 13px; font-weight: 700; color: var(--primary); letter-spacing: .1em; }
.step-card h4 { margin: 12px 0 10px; font-size: 16px; }
.step-card p { color: var(--text-secondary); font-size: 14px; }

/* 结果卡（判断工具结果） */
.result-box { border: 1px solid var(--border); border-radius: 12px; padding: 26px; background: #fff; }
.result-box__head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.result-box__head h3 { font-size: 20px; }
.result-list { display: flex; flex-direction: column; gap: 12px; }
.result-item { display: flex; gap: 14px; padding: 16px; border: 1px solid var(--border); border-radius: 10px; background: #fbfcfe; }
.result-item__icon { flex: none; width: 34px; height: 34px; border-radius: 9px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; }
.result-item h4 { font-size: 15.5px; margin-bottom: 5px; }
.result-item p { font-size: 14px; color: var(--text-secondary); }
.result-tip { margin-top: 22px; padding: 14px 18px; background: #fff4e5; border: 1px solid #fde3bf; border-radius: 10px; color: #b54708; font-size: 14px; }

/* 问卷 */
.quiz { max-width: 760px; margin: 0 auto; background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 36px; box-shadow: var(--shadow); }
.quiz__progress { display: flex; gap: 8px; margin-bottom: 28px; }
.quiz__progress i { flex: 1; height: 4px; border-radius: 2px; background: var(--border); transition: .3s; }
.quiz__progress i.active { background: var(--primary); }
.quiz__step { display: none; }
.quiz__step.active { display: block; animation: fadeUp .35s ease; }
.quiz__no { font-size: 13px; color: var(--primary); font-weight: 700; letter-spacing: .1em; }
.quiz__title { font-size: 22px; margin: 12px 0 24px; }
.quiz__options { display: flex; flex-direction: column; gap: 12px; }
.quiz-option {
    display: flex; align-items: center; gap: 12px; padding: 16px 20px; border: 1px solid var(--border-strong);
    border-radius: 10px; cursor: pointer; transition: .2s; font-size: 15px;
}
.quiz-option:hover { border-color: var(--primary); background: var(--primary-light); }
.quiz-option.selected { border-color: var(--primary); background: var(--primary-light); color: var(--primary-dark); font-weight: 600; }
.quiz-option input { accent-color: var(--primary); }
.quiz__nav { display: flex; justify-content: space-between; margin-top: 28px; gap: 12px; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }