/* ============================================================
   pages.css — 各页面专用样式
   通用组件（按钮、导航、表单、页脚）在 base.css
   ============================================================ */

/* ---------- 首页 Hero ---------- */
.hero { background: var(--color-surface); overflow: hidden; }
.hero__inner {
  display: grid; grid-template-columns: 1.05fr .95fr;
  gap: 56px; align-items: center;
  padding-top: 72px; padding-bottom: 72px;
}
.hero__text h1 { font-size: 46px; line-height: 1.22; margin-bottom: 20px; }
.hero__text > p { color: var(--color-muted); font-size: 16px; max-width: 520px; margin-bottom: 28px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__note { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 34px; font-size: 13px; color: var(--color-muted); }
.hero__note span { position: relative; padding-left: 14px; }
.hero__note span::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--color-primary);
}
.hero__visual {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow);
}
.hero__visual img { width: 100%; border-radius: var(--radius); }
.hero__tag {
  position: absolute; right: 20px; bottom: 20px;
  background: var(--color-primary); color: var(--color-white);
  font-size: 12px; padding: 6px 12px; border-radius: 20px;
}

/* ---------- 首页 优势条 ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-item { padding: 4px 0; }
.feature-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--color-primary-soft); color: var(--color-primary);
  font-size: 13px; margin-bottom: 14px;
}
.feature-item h3 { font-size: 16px; margin-bottom: 6px; }
.feature-item p { font-size: 13px; color: var(--color-muted); margin: 0; }

/* ---------- 首页 系列卡 ---------- */
.series-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 22px; }
.series-card {
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 28px;
  transition: box-shadow .2s ease, transform .2s ease;
}
.series-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.series-card__mark {
  display: block; width: 44px; height: 44px; border-radius: 12px 12px 16px 16px;
  background: var(--series-color, var(--color-primary));
  border-top: 6px solid rgba(0, 0, 0, .18); margin-bottom: 20px;
}
.series-card h3 { font-size: 19px; margin-bottom: 8px; }
.series-card p { font-size: 14px; color: var(--color-muted); min-height: 44px; }
.series-card__more { font-size: 13px; color: var(--color-primary); }

/* ---------- 产品卡片网格 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }

/* 50 款产品默认先显示 16 款，避免新增版面被长列表推到页面底部 */
#productGrid:not(.is-expanded) .product-card:nth-child(n+17) { display: none; }
#productGrid .product-card[hidden] { display: none; }
.grid-more { text-align: center; margin: 28px 0 4px; }
.grid-more[hidden] { display: none; }
.grid-more p { font-size: 12px; color: var(--color-muted); margin: 10px 0 0; }
.product-card {
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius); overflow: hidden;
  transition: box-shadow .2s ease, transform .2s ease;
}
.product-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.product-card__media {
  position: relative; display: block; aspect-ratio: 1 / 1;
  background: var(--color-surface); padding: 12px;
}
.product-card__media img { width: 100%; height: 100%; object-fit: contain; }
.product-card__body { padding: 18px 18px 20px; }
.product-card__series { font-size: 12px; color: var(--color-primary); }
.product-card__body h3 { font-size: 17px; margin: 6px 0; }
.product-card__body h3 a:hover { color: var(--color-primary); }
.product-card__meta { font-size: 12px; color: var(--color-muted); margin: 0 0 10px; }
.product-card__summary { font-size: 13px; color: var(--color-muted); min-height: 40px; }
.product-card__link { font-size: 13px; color: var(--color-primary); }
.product-card__link:hover { color: var(--color-primary-dark); }

/* ---------- 首页 定制流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.steps li { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px; }
.steps li > span { font-size: 13px; color: var(--color-primary); }
.steps h3 { font-size: 16px; margin: 10px 0 6px; }
.steps p { font-size: 13px; color: var(--color-muted); margin: 0; }

/* ---------- 产品中心 筛选 ---------- */
.filter-bar {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding-bottom: 22px; margin-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
}
.filter-bar__label { font-size: 14px; color: var(--color-muted); }
.chips { display: flex; gap: 10px; flex-wrap: wrap; }
.chip {
  padding: 8px 16px; border: 1px solid var(--color-border);
  border-radius: 20px; background: var(--color-bg);
  font-size: 14px; cursor: pointer;
  transition: all .18s ease;
}
.chip:hover { border-color: var(--color-primary); color: var(--color-primary); }
.chip.is-active { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-white); }
.chip__count { opacity: .75; font-size: 12px; }
.filter-bar__result { margin-left: auto; font-size: 13px; color: var(--color-muted); }
.empty-state { text-align: center; padding: 60px 20px; }
.empty-state h3 { margin-bottom: 8px; }
.empty-state p { color: var(--color-muted); margin-bottom: 20px; }

/* ---------- 产品详情 ---------- */
.detail { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.gallery__main {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); aspect-ratio: 1 / 1; padding: 24px;
}
.gallery__main img { width: 100%; height: 100%; object-fit: contain; }
.gallery__thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.gallery__main img { transition: opacity .18s ease; }
.gallery__main.is-swapping img { opacity: .45; }
.thumb {
  width: 76px; height: 76px; padding: 5px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--color-bg); cursor: pointer;
  transition: border-color .15s ease, transform .15s ease;
}
.thumb img { width: 100%; height: 100%; object-fit: contain; }
.thumb:hover { transform: translateY(-1px); border-color: var(--color-primary); }
.thumb.is-active { border-color: var(--color-primary); border-width: 2px; }
.thumb:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.gallery__hint { font-size: 12px; color: var(--color-muted); margin-top: 14px; }
.detail__info h1 { font-size: 34px; margin-bottom: 8px; }
.detail__model { color: var(--color-muted); font-size: 14px; }
.detail__summary { font-size: 17px; margin: 18px 0; }
.detail__tags { display: flex; gap: 8px; margin-bottom: 22px; }
.detail__colors { display: flex; align-items: center; gap: 14px; font-size: 14px; margin-bottom: 26px; }
.detail__colors > span { color: var(--color-muted); }
.detail__colors > div { display: flex; gap: 8px; flex-wrap: wrap; }
.color-dot-label { border: 1px solid var(--color-border); border-radius: 20px; padding: 4px 12px; font-size: 13px; }
.detail__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.detail__note { font-size: 12px; color: var(--color-muted); margin-top: 14px; }

.spec-block { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.spec-block h2 { margin-bottom: 12px; }
.spec-block__note { font-size: 13px; color: var(--color-muted); max-width: 360px; }
.spec-table { width: 100%; border-collapse: collapse; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.spec-table th, .spec-table td { padding: 13px 18px; border-bottom: 1px solid var(--color-border); font-size: 14px; text-align: left; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table th { width: 34%; background: var(--color-surface); color: var(--color-muted); font-weight: 400; }

/* ---------- 关于我们 ---------- */
.about-intro { display: grid; grid-template-columns: 1.2fr .8fr; gap: 56px; align-items: center; }
.about-intro h2 { margin-bottom: 20px; }
.about-intro p { color: var(--color-muted); }
.about-intro__note { font-size: 12px; color: var(--color-muted); border-left: 3px solid var(--color-border); padding-left: 12px; }
.about-intro__visual { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 24px; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat strong { display: block; font-size: 40px; color: var(--color-primary); line-height: 1.1; }
.stat span { font-size: 13px; color: var(--color-muted); }
.stat-note { text-align: center; font-size: 12px; color: var(--color-muted); margin: 24px 0 0; }
.capability-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.capability-card { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px; }
.capability-card > span { font-size: 13px; color: var(--color-primary); }
.capability-card h3 { font-size: 16px; margin: 10px 0 8px; }
.capability-card p { font-size: 13px; color: var(--color-muted); margin: 0; }
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cert-card {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px; min-height: 180px; padding: 24px; text-align: center;
  background: var(--color-bg); border: 1px dashed var(--color-border);
  border-radius: var(--radius); color: var(--color-muted); font-size: 13px;
}
.cert-card strong { font-size: 16px; color: var(--color-text); }
.cert-card span { line-height: 1.7; }

/* ---------- 联系我们 ---------- */
.contact-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.contact-info { background: var(--color-surface); border-radius: var(--radius); padding: 32px; }
.contact-info h2 { font-size: 22px; margin-bottom: 8px; }
.contact-info > p { font-size: 14px; color: var(--color-muted); margin-bottom: 26px; }
.contact-item { display: flex; flex-direction: column; gap: 3px; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
.contact-item > span { font-size: 12px; color: var(--color-muted); }
.contact-item a, .contact-item strong { font-size: 15px; font-weight: 500; }
.contact-item a:hover { color: var(--color-primary); }
.contact-qr { display: flex; align-items: center; gap: 14px; margin-top: 24px; }
.contact-qr span { font-size: 12px; color: var(--color-muted); }
.contact-info__note { font-size: 12px; color: var(--color-muted); margin: 22px 0 0; }
.inquiry-form-wrap h2 { font-size: 22px; margin-bottom: 6px; }
.form-lead { font-size: 13px; color: var(--color-muted); margin-bottom: 26px; }
.form-lead em { color: #C0492F; font-style: normal; }
.inquiry-form { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 30px; }
.form-footnote { font-size: 12px; color: var(--color-muted); margin: 14px 0 0; }

/* ---------- 后台：登录与询盘管理 ---------- */
.admin-login-wrap { display: flex; justify-content: center; }
.admin-login-card {
  width: 100%; max-width: 420px;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 32px;
}
.admin-login-card h1 { font-size: 26px; margin-bottom: 8px; }
.admin-login-card > p { font-size: 14px; color: var(--color-muted); margin-bottom: 24px; }
.admin-login-card .form-footnote { margin-top: 16px; line-height: 1.7; }

.admin-bar {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding-bottom: 20px; margin-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}
.admin-stats { display: flex; gap: 20px; font-size: 13px; color: var(--color-muted); }
.admin-stats strong { color: var(--color-primary); font-size: 16px; }
.admin-filter { display: flex; gap: 8px; margin-left: auto; }
.admin-filter .chip { padding: 6px 14px; font-size: 13px; }
.admin-actions { display: flex; align-items: center; gap: 14px; }
.admin-export { padding: 8px 16px; font-size: 13px; }
.inquiry-list { display: flex; flex-direction: column; gap: 16px; }
.inquiry-card { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 22px; }
.inquiry-card__head { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 14px; }
.inquiry-card__head strong { font-size: 16px; }
.inquiry-card__head time { font-size: 12px; color: var(--color-muted); }
.status-pill { display: inline-block; margin-left: 10px; font-size: 12px; padding: 3px 10px; border-radius: 20px; }
.status-pill--pending { background: #FFF6E5; color: #854F0B; }
.status-pill--done { background: var(--color-primary-soft); color: var(--color-primary-dark); }
.inquiry-card__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px 20px; font-size: 13px; color: var(--color-muted); }
.inquiry-card__msg { background: var(--color-surface); border-radius: var(--radius-sm); padding: 12px 14px; font-size: 14px; margin: 16px 0; }
.inquiry-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.inquiry-actions input[type="text"] { flex: 1; min-width: 180px; padding: 10px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); outline: none; }
.inquiry-actions input[type="text"]:focus { border-color: var(--color-primary); }
.inquiry-actions .btn { padding: 10px 18px; font-size: 14px; }

/* ---------- 三列产品网格（首页主推 / 相关推荐） ---------- */
.product-grid--3 { grid-template-columns: repeat(3, 1fr); }

/* ---------- 首页：使用场景 ---------- */
.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.scene-card {
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius); overflow: hidden;
  transition: box-shadow .2s ease, transform .2s ease;
}
.scene-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.scene-card__media { display: block; aspect-ratio: 4 / 3; background: #EDF1F0; }
.scene-card__media img { width: 100%; height: 100%; object-fit: contain; }
.scene-card__body { padding: 20px; }
.scene-card__body h3 { font-size: 18px; margin: 6px 0 8px; }
.scene-card__body p { font-size: 13px; color: var(--color-muted); min-height: 40px; }
.scene-card__link { font-size: 13px; color: var(--color-primary); }
.scene-card__link:hover, .series-pick__more:hover { color: var(--color-primary-dark); }

/* ---------- 首页：常见问题 ---------- */
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.faq-item { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px; }
.faq-item h3 { font-size: 16px; margin-bottom: 8px; }
.faq-item p { font-size: 13px; color: var(--color-muted); margin: 0; }
.section-note { font-size: 12px; color: var(--color-muted); margin-top: 18px; }

/* ---------- 产品中心：定制能力 ---------- */
.custom-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.custom-card { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.custom-card__media { aspect-ratio: 4 / 3; background: var(--color-surface); padding: 12px; }
.custom-card__media img { width: 100%; height: 100%; object-fit: contain; }
.custom-card__body { padding: 20px; }
.custom-card__body h3, .custom-card--list h3 { font-size: 17px; margin: 6px 0 8px; }
.custom-card__body p { font-size: 13px; color: var(--color-muted); margin: 0; }
.custom-card--list { padding: 24px; display: flex; flex-direction: column; }
.custom-card--list ul { margin: 6px 0 18px; padding-left: 18px; font-size: 13px; color: var(--color-muted); line-height: 2; }
.custom-card--list .text-link { margin-top: auto; font-size: 13px; }

/* ---------- 产品中心：按系列选 ---------- */
.series-pick-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.series-pick {
  display: grid; grid-template-columns: 108px 1fr; gap: 16px; align-items: center;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 16px;
  transition: box-shadow .2s ease, border-color .2s ease;
}
.series-pick:hover { box-shadow: var(--shadow-hover); border-color: var(--color-primary); }
.series-pick__media { aspect-ratio: 1 / 1; background: var(--color-surface); border-radius: var(--radius-sm); }
.series-pick__media img { width: 100%; height: 100%; object-fit: contain; }
.series-pick__body h3 { font-size: 14px; margin: 6px 0 10px; color: var(--color-muted); font-weight: 400; line-height: 1.6; }
.series-pick__more { font-size: 13px; color: var(--color-primary); }

/* ---------- 产品详情：细节图 ---------- */
.section-head__side { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.count-chip {
  font-size: 12px;
  color: var(--color-primary-dark);
  background: var(--color-primary-soft);
  border: 1px solid #CFE2D8;
  border-radius: 999px;
  padding: 5px 12px;
  white-space: nowrap;
}
.detail-gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
/* 细节图较多（5 张以上）时自动铺满一行，避免最后一行只剩一两张显得空 */
.detail-gallery--wide { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.detail-shot { margin: 0; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.detail-shot__media { position: relative; aspect-ratio: 1 / 1; background: var(--color-surface); }
.detail-shot__media img { width: 100%; height: 100%; object-fit: cover; }
.detail-shot__index {
  position: absolute; left: 12px; top: 12px;
  background: rgba(255, 255, 255, .9); color: var(--color-muted);
  font-size: 11px; padding: 4px 10px; border-radius: 20px;
}
.detail-shot { transition: box-shadow .2s ease, transform .2s ease; }
.detail-shot:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.detail-shot figcaption { padding: 18px; }
.detail-shot figcaption h3 { font-size: 16px; margin-bottom: 6px; }
.detail-shot figcaption p { font-size: 13px; color: var(--color-muted); margin: 0; }

/* 详情图：整组竖排大图，排在细节图区下方 */
.detail-long {
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 880px;
  margin: 0 auto;
}
.detail-long__item { margin: 0; }
.detail-long__item img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft, 0 8px 24px rgba(20, 40, 32, .06));
}
.detail-long__item figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--color-muted);
  text-align: center;
  letter-spacing: .02em;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .product-grid, .product-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .detail-gallery { grid-template-columns: repeat(2, 1fr); }
  .hero__inner { gap: 32px; }
  .hero__text h1 { font-size: 38px; }
}

@media (max-width: 768px) {
  .hero__inner { grid-template-columns: 1fr; padding-top: 48px; padding-bottom: 48px; }
  .hero__text h1 { font-size: 32px; }
  .hero__visual { order: -1; max-width: 420px; }
  .feature-grid, .series-grid, .steps, .stat-grid, .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid, .product-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .scene-grid, .faq-grid, .custom-grid, .series-pick-grid, .detail-gallery { grid-template-columns: repeat(2, 1fr); }
  .series-pick { grid-template-columns: 84px 1fr; }
  .detail, .spec-block, .about-intro, .contact-layout { grid-template-columns: 1fr; gap: 32px; }
  .about-intro__visual { max-width: 420px; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .filter-bar__result { margin-left: 0; width: 100%; }
}

@media (max-width: 480px) {
  .feature-grid, .series-grid, .steps, .stat-grid, .capability-grid,
  .product-grid, .product-grid--3, .cert-grid,
  .scene-grid, .faq-grid, .custom-grid, .series-pick-grid, .detail-gallery { grid-template-columns: 1fr; }
  .series-pick { grid-template-columns: 76px 1fr; gap: 12px; }
  .hero__text h1 { font-size: 28px; }
  .hero__note { gap: 12px; }
  .inquiry-form { padding: 20px; }
  .contact-info { padding: 22px; }
  .gallery__thumbs .thumb { width: 68px; height: 68px; }
}