/* ============================================================
   双润企业服务公司（Suncoop）— 全球农药登记代理网站
   设计语言：大气 / 简洁 / 专业（农业绿 + 质感金）
   ============================================================ */

:root {
  --green-900: #0f3d2a;
  --green-800: #13492f;
  --green-700: #1b5e3f;
  --green-600: #2e7d52;
  --green-500: #3a9d68;
  --green-100: #e7f1ec;
  --gold:      #c9a227;
  --gold-soft: #efe3b8;
  --ink:       #16201b;
  --gray-800:  #2b3330;
  --gray-600:  #4b5551;
  --gray-500:  #6b746f;
  --gray-300:  #cdd5d1;
  --gray-200:  #e7ebe9;
  --gray-100:  #f3f6f4;
  --bg:        #ffffff;
  --bg-soft:   #f6f9f7;
  --bg-dark:   #0f3d2a;
  --shadow:    0 10px 30px rgba(15, 61, 42, 0.08);
  --shadow-sm: 0 4px 14px rgba(15, 61, 42, 0.06);
  --radius:    16px;
  --radius-sm: 10px;
  --maxw:      1180px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui,
          -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { line-height: 1.25; font-weight: 700; letter-spacing: -0.01em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 84px 0; }
.section.soft { background: var(--bg-soft); }
.section.dark { background: var(--bg-dark); color: #eaf2ec; }

.eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 700; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--green-600);
  margin-bottom: 14px;
}
.section.dark .eyebrow { color: var(--gold); }
.section-title { font-size: clamp(26px, 3.4vw, 38px); margin: 0 0 14px; }
.section-lead { font-size: 17px; color: var(--gray-600); max-width: 720px; }
.section.dark .section-lead { color: #c9d8cf; }

/* ---------- 语言切换 ---------- */
.lang-switch {
  display: inline-flex; align-items: center; gap: 2px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 999px; padding: 3px;
}
.lang-switch button {
  border: 0; background: transparent; cursor: pointer;
  font-family: var(--font); font-size: 13px; font-weight: 600;
  color: #d7e6dd; padding: 6px 14px; border-radius: 999px;
  transition: all .2s ease;
}
.lang-switch button:hover { color: #fff; }
html.lang-en .lang-switch button[data-set-lang="en"],
html.lang-zh .lang-switch button[data-set-lang="zh"] {
  background: #fff; color: var(--green-800);
}

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.86);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--gray-200);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .logo {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--green-600), var(--green-800));
  display: grid; place-items: center; color: var(--gold); flex: none;
}
.brand .name { font-weight: 800; font-size: 17px; line-height: 1.1; }
.brand .name small { display:block; font-weight:500; font-size:11px; color:var(--gray-500); letter-spacing:.08em; }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 15px; font-weight: 500; color: var(--gray-800); transition: color .2s; }
.nav-links a:hover { color: var(--green-600); }

.nav-right { display: flex; align-items: center; gap: 18px; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; font-size: 22px; color: var(--green-800); }

/* 国家下拉 */
.country-menu { position: relative; }
.country-menu > a::after { content: "▾"; font-size: 10px; margin-left: 5px; color: var(--gray-500); }
.dropdown {
  position: absolute; top: calc(100% + 14px); right: 0;
  background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm); box-shadow: var(--shadow);
  padding: 10px; min-width: 220px; display: none; grid-template-columns: 1fr 1fr; gap: 2px;
}
.country-menu:hover .dropdown, .country-menu:focus-within .dropdown { display: grid; }
.dropdown a { display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 8px; font-size: 14px; }
.dropdown a:hover { background: var(--green-100); color: var(--green-800); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 15px; padding: 13px 24px;
  border-radius: 999px; border: 1px solid transparent; cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn-primary { background: var(--green-600); color: #fff; box-shadow: 0 8px 20px rgba(46,125,82,0.28); }
.btn-primary:hover { background: var(--green-700); transform: translateY(-1px); }
.btn-gold { background: var(--gold); color: #1c1606; }
.btn-gold:hover { background: #d8b23a; transform: translateY(-1px); }
.btn-ghost { border-color: rgba(255,255,255,0.4); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,0.1); }
.btn-outline { border-color: var(--green-600); color: var(--green-700); }
.btn-outline:hover { background: var(--green-100); }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(201,162,39,0.22), transparent 60%),
    linear-gradient(135deg, var(--green-900), var(--green-700) 70%);
  padding: 96px 0 110px;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 46px 46px; mask-image: radial-gradient(circle at 70% 20%, #000, transparent 75%);
}
.hero .container { position: relative; z-index: 1; }
.hero h1 { font-size: clamp(34px, 5.2vw, 60px); margin: 18px 0 18px; max-width: 14ch; }
.hero p.lead { font-size: clamp(16px, 2vw, 20px); color: #d8e7dd; max-width: 620px; }
.hero .actions { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { margin-top: 56px; display: flex; gap: 48px; flex-wrap: wrap; }
.hero-stats .stat .num { font-size: 34px; font-weight: 800; color: var(--gold); }
.hero-stats .stat .lbl { font-size: 14px; color: #c5d6cc; }

/* ---------- 卡片网格 ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--green-200, #bfe0cd); }
.card .icon {
  width: 46px; height: 46px; border-radius: 12px; margin-bottom: 16px;
  display: grid; place-items: center; font-size: 22px;
  background: var(--green-100); color: var(--green-700);
}
.card h3 { font-size: 19px; margin: 0 0 8px; }
.card p { margin: 0; color: var(--gray-600); font-size: 15px; }

/* 国家卡片 */
.country-card {
  position: relative; display: block; overflow: hidden;
  border-radius: var(--radius); border: 1px solid var(--gray-200);
  background: #fff; box-shadow: var(--shadow-sm); transition: transform .18s, box-shadow .18s;
}
.country-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.country-card .top {
  padding: 26px 24px; background: linear-gradient(135deg, var(--green-800), var(--green-600));
  color: #fff;
}
.country-card .flag { font-size: 40px; }
.country-card .top h3 { margin: 10px 0 2px; font-size: 22px; }
.country-card .top span { font-size: 13px; color: #cfe3d6; letter-spacing: .04em; }
.country-card .body { padding: 20px 24px 24px; }
.country-card .body p { margin: 0 0 16px; color: var(--gray-600); font-size: 14.5px; min-height: 48px; }
.country-card .more { font-weight: 600; color: var(--green-700); font-size: 14px; }

/* ---------- 国家详情页 ---------- */
.country-hero {
  position: relative; color: #fff; overflow: hidden;
  background: linear-gradient(135deg, var(--green-900), var(--green-700));
  padding: 70px 0 64px;
}
.country-hero::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 44px 44px; mask-image: radial-gradient(circle at 80% 10%, #000, transparent 70%);
}
.country-hero .container { position: relative; z-index: 1; }
.country-hero .flag { font-size: 56px; }
.country-hero h1 { font-size: clamp(30px, 4.5vw, 48px); margin: 14px 0 10px; }
.country-hero .region { display:inline-block; font-size: 13px; letter-spacing:.14em; text-transform: uppercase; color: var(--gold); margin-bottom: 6px; }
.country-hero p.lead { font-size: 18px; color: #d8e7dd; max-width: 680px; }

.breadcrumb { font-size: 14px; color: #c5d6cc; margin-bottom: 8px; }
.breadcrumb a:hover { color: #fff; }

/* 事实数据条 */
.factbar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--gray-200); border:1px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; }
.factbar .cell { background: #fff; padding: 22px 20px; }
.factbar .cell .k { font-size: 13px; color: var(--gray-500); margin-bottom: 6px; }
.factbar .cell .v { font-size: 17px; font-weight: 700; color: var(--green-800); }

/* 内容块 */
.block { margin-top: 56px; }
.block:first-child { margin-top: 0; }
.block h2 { font-size: 26px; margin: 0 0 6px; display:flex; align-items:center; gap:12px; }
.block h2 .idx { font-size: 14px; font-weight: 700; color: #fff; background: var(--green-600); width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; flex:none; }
.block .sub { color: var(--gray-600); margin: 0 0 22px; }

/* 要点列表 */
/* 合规快报 feed */
.feed { display: grid; gap: 18px; }
.post { border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 24px 26px; background: #fff; transition: box-shadow .2s, transform .2s; }
.post:hover { box-shadow: 0 10px 28px rgba(15,46,31,.08); transform: translateY(-2px); }
.post-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.post-meta .date { font-weight: 700; color: var(--green-700); font-size: 14px; letter-spacing: .3px; }
.post-meta .mkt { background: var(--green-soft); color: var(--green-800); padding: 3px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; }
.post-meta .tag { background: var(--gold-soft); color: #7a5d05; padding: 3px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; }
.post h3 { margin: 0 0 10px; font-size: 19px; color: var(--green-900); line-height: 1.4; }
.post .summary { margin: 0; color: var(--gray-700); font-size: 15.5px; line-height: 1.85; }
.post .points { margin-top: 12px; }

/* 常见问题 FAQ 手风琴 */
.faq-list { display: grid; gap: 12px; }
.faq { border: 1px solid var(--gray-200); border-radius: var(--radius-sm); background: #fff; overflow: hidden; transition: box-shadow .2s; }
.faq[open] { box-shadow: 0 6px 20px rgba(15,46,31,.06); }
.faq summary { cursor: pointer; list-style: none; padding: 17px 20px; font-weight: 600; font-size: 16.5px; color: var(--green-800); display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .ic { flex: none; width: 22px; height: 22px; border-radius: 50%; background: var(--gold-soft); color: #7a5d05; display: grid; place-items: center; font-size: 18px; line-height: 1; transition: transform .2s; font-weight: 700; }
.faq[open] summary .ic { transform: rotate(45deg); }
.faq .ans { padding: 0 20px 20px; color: var(--gray-700); font-size: 15.5px; line-height: 1.85; }
.faq .ans p { margin: 0; }

/* 资料清单 */
.checklist { list-style: none; padding: 0; margin: 6px 0 0; }
.checklist li { display: flex; gap: 11px; padding: 9px 0; border-bottom: 1px solid var(--gray-200); align-items: flex-start; }
.checklist li:last-child { border-bottom: none; }
.checklist .box { color: var(--green-600); font-weight: 700; flex: 0 0 auto; line-height: 1.5; }
.checklist .txt { flex: 1; }
.checklist .muted { display: block; color: var(--gray-500); font-size: 13px; margin-top: 2px; }

.points { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.points li { display: flex; gap: 14px; align-items: flex-start; }
.points li .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--gold); margin-top: 9px; flex: none; }
.points li .txt { font-size: 15.5px; color: var(--gray-800); }
.points li .txt b { color: var(--green-800); }

/* 门槛项 */
.threshold-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.t-item { border: 1px solid var(--gray-200); border-radius: var(--radius-sm); padding: 22px; background: #fff; }
.t-item h4 { margin: 0 0 8px; font-size: 17px; color: var(--green-800); display:flex; gap:10px; align-items:center; }
.t-item h4 .n { background: var(--gold-soft); color:#7a5d05; width:26px;height:26px;border-radius:7px; display:grid; place-items:center; font-size:13px; flex:none; }
.t-item p { margin: 0; color: var(--gray-600); font-size: 14.5px; }

/* 时间线 */
.timeline { position: relative; margin-top: 10px; padding-left: 8px; }
.timeline::before { content:""; position:absolute; left: 14px; top: 6px; bottom: 6px; width: 2px; background: var(--gray-200); }
.tl-item { position: relative; padding: 0 0 26px 46px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item .node { position: absolute; left: 6px; top: 2px; width: 18px; height: 18px; border-radius: 50%; background: var(--green-600); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--green-600); }
.tl-item h4 { margin: 0 0 4px; font-size: 16px; }
.tl-item .dur { display:inline-block; font-size: 12.5px; font-weight:700; color: var(--green-700); background: var(--green-100); padding: 3px 10px; border-radius: 999px; margin-bottom: 8px; }
.tl-item p { margin: 0; color: var(--gray-600); font-size: 14.5px; }

/* 联系区块 */
.contact-box {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius);
  padding: 34px; box-shadow: var(--shadow-sm); display: grid; grid-template-columns: 1.2fr 1fr; gap: 36px;
}
.contact-box .info .row { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px dashed var(--gray-200); }
.contact-box .info .row:last-child { border-bottom: 0; }
.contact-box .info .row .ic { font-size: 20px; width: 28px; text-align:center; flex:none; }
.contact-box .info .row .k { font-size: 13px; color: var(--gray-500); }
.contact-box .info .row .v { font-size: 16px; font-weight: 600; color: var(--ink); }
.contact-box .map { background: linear-gradient(135deg, var(--green-100), #fff); border-radius: var(--radius-sm); display:grid; place-items:center; color: var(--green-700); text-align:center; padding: 24px; font-size: 14px; }
.contact-box .map .pin { font-size: 40px; margin-bottom: 8px; }

/* 联系页：多办公室卡片 */
.office-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 8px; }
.contact-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.contact-card .cc-head { display: flex; align-items: center; gap: 12px; padding-bottom: 16px; margin-bottom: 8px; border-bottom: 2px solid var(--green-100); }
.contact-card .cc-flag { font-size: 30px; line-height: 1; }
.contact-card .cc-t { font-size: 18px; font-weight: 700; color: var(--ink); }
.contact-card .cc-body .row { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--gray-200); }
.contact-card .cc-body .row:last-child { border-bottom: 0; }
.contact-card .cc-body .row .ic { font-size: 18px; width: 24px; text-align: center; flex: none; }
.contact-card .cc-body .row .k { font-size: 12.5px; color: var(--gray-500); }
.contact-card .cc-body .row .v { font-size: 15px; font-weight: 600; color: var(--ink); line-height: 1.5; }
.contact-card .cc-body .row .v a { color: var(--green-700); text-decoration: none; }
.contact-card .cc-body .row .v a:hover { text-decoration: underline; }

/* 免责声明 */
.disclaimer {
  font-size: 13px; color: var(--gray-500); background: var(--bg-soft);
  border: 1px solid var(--gray-200); border-left: 4px solid var(--gold);
  border-radius: 8px; padding: 16px 18px; margin-top: 40px;
}
.disclaimer b { color: var(--gray-700); }

/* CTA */
.cta { text-align: center; }
.cta h2 { font-size: clamp(26px, 3.4vw, 38px); margin: 0 0 14px; }
.cta p { font-size: 17px; color: #c9d8cf; max-width: 600px; margin: 0 auto 28px; }

/* 页脚 */
.site-footer { background: var(--green-900); color: #c9d8cf; padding: 60px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 36px; }
.site-footer h4 { color: #fff; font-size: 15px; margin: 0 0 16px; letter-spacing: .04em; }
.site-footer a { display: block; color: #b6c8bd; font-size: 14px; padding: 5px 0; }
.site-footer a:hover { color: #fff; }
.site-footer .about p { font-size: 14px; color: #b6c8bd; max-width: 320px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 40px; padding-top: 20px; font-size: 13px; color: #93a89b; display:flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-contact { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 36px; padding-top: 26px; }
.footer-contact .fc-title { color: #fff; font-size: 14px; letter-spacing: .04em; margin-bottom: 16px; }
.footer-contact .fc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer-contact .oc-t { color: #fff; font-weight: 600; font-size: 14.5px; margin-bottom: 7px; }
.footer-contact .oc-a { font-size: 13.5px; color: #b6c8bd; line-height: 1.7; }
.footer-contact .oc-p { font-size: 13.5px; color: #b6c8bd; margin-top: 6px; }

/* 工具类 */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.flex-center { display:flex; align-items:center; justify-content:center; gap: 12px; flex-wrap: wrap; }
.section-head { margin-bottom: 44px; }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-contact .fc-grid { grid-template-columns: 1fr 1fr; }
  .office-grid { grid-template-columns: 1fr; }
  .factbar { grid-template-columns: repeat(2, 1fr); }
  .contact-box { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .section { padding: 60px 0; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 14px;
    position: absolute; top: 72px; left: 0; right: 0; background: #fff;
    padding: 20px 24px; border-bottom: 1px solid var(--gray-200); box-shadow: var(--shadow);
  }
  .nav-links.open .country-menu { width: 100%; }
  .nav-links.open .dropdown { position: static; display: grid; box-shadow: none; border: 0; padding: 6px 0; }
  .grid-3, .grid-2, .grid-4, .threshold-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 28px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-contact .fc-grid { grid-template-columns: 1fr; }
  .office-grid { grid-template-columns: 1fr; }
}

/* ---------- 工具入口：欧盟农药登记查询 ---------- */
.eudb-band { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: center; }
.eudb-band h2 { margin: 12px 0 14px; }
.eudb-band p { color: #c9d8cf; font-size: 16px; margin: 0 0 26px; max-width: 620px; }
.eudb-feats { display: grid; gap: 12px; }
.eudb-feat {
  display: flex; gap: 13px; align-items: flex-start;
  background: rgba(255, 255, 255, 0.07); border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm); padding: 14px 16px;
}
.eudb-feat .ic { font-size: 18px; line-height: 1.3; }
.eudb-feat .tx { color: #eaf2ec; font-size: 14.5px; }
.eudb-feat .tx b { display: block; font-size: 15.5px; margin-bottom: 3px; }
.eudb-feat .tx span { color: #a9c2b5; }
@media (max-width: 900px) { .eudb-band { grid-template-columns: 1fr; gap: 26px; } }

/* 语言切换显示控制 */
html[data-lang="zh"] .t-en { display: none !important; }
html[data-lang="en"] .t-zh { display: none !important; }