/* ===================================================================
   WarmCorp Theme — FlexCMS
   主题配色：暖棕 (Warm Brown) 企业官网风格
   颜色集中为 CSS 变量，便于后续切换配色。
   =================================================================== */
:root {
  --primary: #339966;
  --primary-dark: #2A7D54;
  --primary-light: #81C0A0;
  --primary-soft: #E7F3ED;
  --bg: #FFFFFF;
  --surface: #FFFFFF;
  --surface-alt: #EEF4F0;
  --text: #1F2937;
  --muted: #6B7280;
  --border: #E5E7EB;
  --radius: 10px;
  --maxw: 1180px;
  --shadow: 0 6px 24px rgba(15, 23, 42, .08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
}
a { color: var(--primary-dark); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary); }
img { max-width: 100%; display: block; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---------- Header / Nav ---------- */
.header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
  box-shadow: 0 2px 10px rgba(0,0,0,.04);
}
.header .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-size: 22px; font-weight: 800; color: var(--primary-dark); letter-spacing: .5px; }
.logo img { height: 40px; }
.nav ul { list-style: none; display: flex; gap: 6px; margin: 0; padding: 0; }
.nav > ul > li { position: relative; }
.nav > ul > li > a {
  display: block; padding: 10px 16px; color: var(--text);
  font-weight: 600; border-radius: 6px;
}
.nav > ul > li > a:hover, .nav > ul > li.current > a { background: var(--primary-soft); color: var(--primary-dark); }
.nav .submenu {
  position: absolute; top: 100%; left: 0; min-width: 180px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  display: none; padding: 6px; z-index: 60;
}
.nav > ul > li:hover .submenu { display: block; }
.nav .submenu a { display: block; padding: 8px 12px; border-radius: 6px; color: var(--text); font-weight: 500; }
.nav .submenu a:hover { background: var(--primary-soft); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.btn {
  display: inline-block; padding: 9px 22px; border-radius: 8px;
  background: var(--primary); color: #fff; font-weight: 600; border: none; cursor: pointer;
  transition: background .2s ease, transform .1s ease, box-shadow .2s ease;
}
.btn:hover { background: var(--primary-dark); color: #fff; }
.btn:active { transform: translateY(1px); }
.btn-ghost { background: transparent; color: var(--primary-dark); border: 1px solid var(--primary-light); transition: all .2s ease; }
.btn-ghost:hover { background: var(--primary-soft); }

/* mobile nav */
.mobile-toggle { display: none; font-size: 26px; background: none; border: none; cursor: pointer; color: var(--primary-dark); }
.mobile-nav { display: none; background: var(--surface); border-top: 1px solid var(--border); }
.mobile-nav.open { display: block; }
.mobile-nav a { display: block; padding: 12px 20px; border-bottom: 1px solid var(--border); font-weight: 600; }

/* ---------- Hero / Banner ---------- */
.hero { position: relative; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: #fff; overflow: hidden; }
.hero .slide { position: relative; }
.hero .slide img { display: block; width: 100%; height: var(--banner-h, 300px); object-fit: cover; object-position: center; }
.hero .slide-caption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 20px;
  background: linear-gradient(transparent, rgba(0,0,0,.55)); color: #fff;
}
.hero .slide-caption h2 { margin: 0 0 8px; font-size: 30px; }
.hero .dots { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 5; }
.hero .dots span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.5); cursor: pointer; }
.hero .dots span.active { background: #fff; }

/* fallback hero text */
.hero-text { padding: 80px 20px; text-align: center; }
.hero-text h1 { font-size: 40px; margin: 0 0 16px; }
.hero-text p { font-size: 18px; opacity: .92; max-width: 680px; margin: 0 auto 26px; }

/* ---------- Sections ---------- */
.section { padding: 56px 0; }
.section.alt { background: var(--surface); }
.section-head { text-align: center; margin-bottom: 36px; }
.section-head h2 { font-size: 28px; color: var(--primary-dark); margin: 0 0 8px; position: relative; display: inline-block; }
.section-head h2::after { content: ""; display: block; width: 48px; height: 3px; background: var(--primary); margin: 12px auto 0; }
.section-head p { color: var(--muted); margin: 0; }

/* cards / grid */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(51,153,102,.18); }
.card img { width: 100%; height: 180px; object-fit: cover; background: var(--primary-soft); }
.card .body { padding: 16px 18px; }
.card .body h3 { margin: 0 0 8px; font-size: 17px; }
.card .body p { margin: 0; color: var(--muted); font-size: 14px; }
.tag-rec { display: inline-block; font-size: 12px; background: var(--primary-soft); color: var(--primary-dark); padding: 2px 8px; border-radius: 4px; margin-left: 6px; }

/* about / news layout */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.news-list .item { display: flex; gap: 16px; padding: 14px 0; border-bottom: 1px dashed var(--border); }
.news-list .item .date { color: var(--muted); font-size: 13px; white-space: nowrap; }
.news-list .item h4 { margin: 0 0 4px; font-size: 16px; }
.news-list .item p { margin: 0; color: var(--muted); font-size: 14px; }

/* breadcrumb */
.breadcrumb { padding: 16px 0; color: var(--muted); font-size: 14px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb span { color: var(--text); }

/* category tabs */
.cat-tabs { display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 26px; justify-content: center; }
.cat-tabs a { padding: 7px 20px; border: 1px dashed var(--primary); border-radius: 999px; color: var(--primary-dark); font-weight: 600; background: #fff; transition: all .2s; }
.cat-tabs a.cur, .cat-tabs a:hover { background: var(--primary); color: #fff; border-style: solid; }

/* article detail */
.article-meta { color: var(--muted); font-size: 14px; margin-bottom: 18px; }
.article-content { font-size: 16px; line-height: 1.9; }
.article-content img { margin: 18px 0; border-radius: var(--radius); }
.pager { display: flex; justify-content: space-between; margin-top: 30px; padding-top: 20px; border-top: 1px solid var(--border); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; text-align: center; box-shadow: var(--shadow); }
.contact-item h3 { margin: 0 0 10px; color: var(--primary-dark); }
.contact-item p { margin: 0; color: var(--muted); }

/* ---------- Footer ---------- */
.footer { background: var(--primary-dark); color: #E7F3ED; margin-top: 40px; }
.footer .container { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 30px; padding: 44px 20px; }
.footer h3 { color: #fff; font-size: 17px; margin: 0 0 14px; }
.footer a { color: #C9E5D6; }
.footer a:hover { color: #fff; }
.footer p { margin: 4px 0; }
.footer-bottom { background: rgba(0,0,0,.18); text-align: center; padding: 14px; font-size: 13px; color: rgba(231,243,237,.85); }
.footer-bottom a { color: #fff; }

/* ---------- Forms ---------- */
.form-wrap { max-width: 460px; margin: 40px auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.form-wrap h2 { text-align: center; color: var(--primary-dark); margin: 0 0 22px; }
.field { margin-bottom: 16px; }
.field label { display: block; margin-bottom: 6px; font-weight: 600; }
.field input, .field textarea, .field select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 15px; font-family: inherit; color: var(--text); background: #fff;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--primary); }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin: 30px 0; flex-wrap: wrap; }
.pagination a, .pagination span {
  padding: 8px 14px; border: 1px solid var(--border); border-radius: 8px; color: var(--text); background: var(--surface);
}
.pagination a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination a.cur { background: var(--primary); color: #fff; border-color: var(--primary); font-weight: 600; }
.pagination span { color: var(--muted); border: none; background: none; padding: 8px 4px; }

/* flash messages */
.flash { padding: 12px 16px; border-radius: 8px; margin: 0 0 18px; }
.flash-success { background: #e6f4ea; color: #1e7a40; border: 1px solid #bfe3cb; }
.flash-error { background: #fdecea; color: #b3261e; border: 1px solid #f3c2bd; }

/* ===== Member center (个人中心) ===== */
.member-layout { display: flex; gap: 24px; align-items: flex-start; margin: 28px 0; }
.member-nav { width: 200px; flex-shrink: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.member-nav .member-card { padding: 12px; text-align: center; border-bottom: 1px solid var(--border); margin-bottom: 10px; }
.member-nav .member-card h3 { margin: 0 0 4px; color: var(--primary-dark); }
.member-nav .member-card .muted { margin: 0; font-size: 13px; color: var(--muted); }
.member-nav .mn-link { display: block; padding: 10px 12px; border-radius: 8px; color: #444; text-decoration: none; margin-bottom: 4px; font-size: 14px; }
.member-nav .mn-link:hover, .member-nav .mn-link.active { background: var(--primary-soft); color: var(--primary-dark); }
.member-main { flex: 1; min-width: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.member-main h2 { margin: 0 0 18px; color: var(--primary-dark); }
.member-stats { display: flex; gap: 16px; margin-bottom: 20px; }
.member-stats > div { flex: 1; background: var(--primary-soft); border-radius: 10px; padding: 16px; text-align: center; }
.member-stats strong { display: block; font-size: 22px; color: var(--primary-dark); }
.member-stats span { font-size: 13px; color: var(--muted); }
.member-article-list { list-style: none; padding: 0; margin: 0; }
.member-article-list li { display: flex; justify-content: space-between; padding: 12px 4px; border-bottom: 1px solid var(--border); }
.member-article-list li a { color: var(--primary-dark); text-decoration: none; }
.member-article-list li a:hover { text-decoration: underline; }
.member-article-list .muted { font-size: 13px; }
.muted { color: var(--muted); }
@media (max-width: 700px) { .member-layout { flex-direction: column; } .member-nav { width: 100%; } }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-grid, .footer .container { grid-template-columns: 1fr; }
  .nav, .nav-actions { display: none; }
  .mobile-toggle { display: block; }
  .hero .slide img, .hero-text { height: auto; }
  .hero-text { padding: 50px 20px; }
  .hero-text h1 { font-size: 30px; }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---- industrial-green CTA block (added by migration) ---- */
.cta { background: var(--primary); color: #fff; text-align: center; padding: 62px 0; }
.cta h2 { margin: 0 0 12px; font-size: 28px; color: #fff; }
.cta p { margin: 0 0 24px; opacity: .92; }
.cta .btn { background: #fff; color: var(--primary); }
.cta .btn:hover { background: var(--primary-soft); color: var(--primary-dark); }
.cta .btn-ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.8); }
.cta .btn-ghost:hover { background: rgba(255,255,255,.16); color: #fff; }
.card-img { width: 100%; height: 180px; background: var(--primary-soft); }
/* ---------- Home categories ---------- */
.cat-pills { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 28px; }
.cat-pills a { padding: 6px 18px; border: 1px dashed var(--primary); border-radius: 18px; color: var(--primary-dark); font-size: 14px; background: #fff; transition: all .2s; }
.cat-pills a:hover { background: var(--primary-soft); color: var(--primary-dark); }
.cat-grid { margin-top: 4px; }
.cat-card { position: relative; display: block; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 3; background: var(--primary-soft); box-shadow: var(--shadow); }
.cat-card img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.cat-card:hover img { transform: scale(1.05); }
.cat-name { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 8px 9px; text-align: center; color: #fff; font-weight: 600; font-size: 15px; background: linear-gradient(transparent, rgba(0, 0, 0, .6)); }
.cat-card .card-img { height: 100%; }