/* 证书查询系统 - 公共样式 */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --bg: #f1f5f9;
  --card: #ffffff;
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --danger: #dc2626;
  --success: #16a34a;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08), 0 4px 16px rgba(15, 23, 42, 0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
}

a { color: var(--primary); text-decoration: none; }

/* ── 顶部导航 ─────────────────────────── */
.topbar {
  background: linear-gradient(135deg, #1e40af, #2563eb);
  color: #fff;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow);
}
.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.topbar .brand .logo {
  width: 40px; height: 40px;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.topbar .brand .logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.topbar .brand-company {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.15;
  display: flex;
  flex-direction: column;
}
.topbar .brand-company small {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 2px;
  opacity: 0.85;
  margin-top: 1px;
}
.topbar .brand-divider {
  width: 1px;
  height: 30px;
  background: rgba(255, 255, 255, 0.45);
  flex-shrink: 0;
}
.topbar .brand-system {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #fff;
}
.topbar .links a { color: rgba(255, 255, 255, 0.92); font-size: 14px; margin-left: 18px; }
.topbar .links a:hover { color: #fff; text-decoration: underline; }

/* ── 布局容器 ─────────────────────────── */
.container { max-width: 1080px; margin: 0 auto; padding: 28px 20px 60px; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

/* ── 搜索区 ───────────────────────────── */
.search-hero { text-align: center; padding: 36px 0 8px; }
.search-hero h1 { font-size: 26px; margin-bottom: 6px; }
.search-hero p { color: var(--muted); font-size: 14px; }
.search-box {
  display: flex;
  gap: 10px;
  max-width: 680px;
  margin: 22px auto 8px;
}
.search-box input {
  flex: 1;
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 13px 16px;
  font-size: 16px;
  outline: none;
  transition: border-color 0.15s;
}
.search-box input:focus { border-color: var(--primary); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius: 10px;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  background: var(--primary);
  color: #fff;
  transition: background 0.15s;
}
.btn:hover { background: var(--primary-dark); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn.secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn.secondary:hover { background: #f8fafc; }
.btn.small { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #b91c1c; }
.btn.ghost { background: var(--primary-light); color: var(--primary-dark); }
.btn.ghost:hover { background: #bfdbfe; }

.hint { text-align: center; color: var(--muted); font-size: 13px; margin-top: 8px; }

/* ── 搜索结果 ─────────────────────────── */
.result-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  margin-bottom: 16px;
}
.result-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.result-head .cert-no { font-size: 17px; font-weight: 700; color: var(--text); }
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--primary-light);
  color: var(--primary-dark);
}
.result-head .date { margin-left: auto; color: var(--muted); font-size: 13px; }

.field { margin: 8px 0; display: flex; font-size: 14px; line-height: 1.7; }
.field .label {
  flex: 0 0 92px;
  color: var(--muted);
}
.field .value { flex: 1; word-break: break-all; }

.models-wrap { display: flex; flex-wrap: wrap; gap: 6px; }
.model-chip {
  background: #f1f5f9;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 13px;
  font-family: Consolas, Monaco, monospace;
}
.model-chip.hit {
  background: #fef9c3;
  border-color: #fde047;
  color: #854d0e;
  font-weight: 700;
}
.model-toggle {
  border: none;
  background: none;
  color: var(--primary);
  cursor: pointer;
  font-size: 13px;
  padding: 2px 6px;
}

.standards-list { margin: 0; padding-left: 0; list-style: none; }
.standards-list li { font-family: Consolas, Monaco, monospace; font-size: 13.5px; }

.result-actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--border);
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 48px 0;
}
.empty .icon { font-size: 42px; margin-bottom: 10px; }

/* ── 最近更新 ─────────────────────────── */
.recent-strip { margin-top: 28px; }
.recent-strip h3 { font-size: 15px; color: var(--muted); margin-bottom: 10px; font-weight: 600; }
.recent-strip .chips { display: flex; flex-wrap: wrap; gap: 8px; }

/* ── 管理端 ───────────────────────────── */
.login-wrap { max-width: 380px; margin: 60px auto; }
.login-wrap h2 { text-align: center; margin-bottom: 4px; }
.login-wrap .sub { text-align: center; color: var(--muted); font-size: 13px; margin-bottom: 20px; }
.login-wrap input {
  width: 100%;
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 15px;
  outline: none;
}
.login-wrap input:focus { border-color: var(--primary); }
.login-wrap .btn { width: 100%; margin-top: 14px; }
.form-error { color: var(--danger); font-size: 13px; margin-top: 10px; min-height: 18px; }

.tabs { display: flex; gap: 6px; margin-bottom: 20px; border-bottom: 2px solid var(--border); }
.tabs button {
  border: none;
  background: none;
  padding: 10px 18px;
  font-size: 15px;
  cursor: pointer;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font-weight: 600;
}
.tabs button.active { color: var(--primary); border-bottom-color: var(--primary); }

.stats-row { display: flex; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.stat-box {
  flex: 1;
  min-width: 150px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 20px;
}
.stat-box .num { font-size: 26px; font-weight: 700; color: var(--primary); }
.stat-box .desc { color: var(--muted); font-size: 13px; margin-top: 2px; }

/* 上传区 */
.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 36px 20px;
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: #fafbfd;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--primary); background: var(--primary-light); }
.dropzone .icon { font-size: 36px; margin-bottom: 8px; }
.dropzone strong { color: var(--text); }
.dropzone .small { font-size: 12px; margin-top: 6px; }

.pending-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-top: 14px;
  background: #fafbfd;
}
.pending-item .file-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 14px;
}
.pending-item .file-line .name { font-weight: 600; word-break: break-all; }
.pending-item .file-line .status { margin-left: auto; font-size: 12.5px; color: var(--muted); }
.pending-item .file-line .status.ok { color: var(--success); }
.pending-item .file-line .status.warn { color: #d97706; }
.pending-item .file-line .status.err { color: var(--danger); }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 14px;
}
.form-grid .full { grid-column: 1 / -1; }
.form-grid label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 3px; font-weight: 600; }
.form-grid input, .form-grid textarea, .form-grid select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  background: #fff;
}
.form-grid input:focus, .form-grid textarea:focus { border-color: var(--primary); }
.form-grid textarea { resize: vertical; min-height: 60px; font-family: Consolas, Monaco, monospace; font-size: 13px; }
.pending-actions { display: flex; gap: 10px; margin-top: 12px; justify-content: flex-end; }

/* 证书列表 */
.list-toolbar { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.list-toolbar input {
  flex: 1;
  min-width: 200px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  outline: none;
}
.list-toolbar input:focus { border-color: var(--primary); }

table.cert-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.cert-table th, .cert-table td {
  text-align: left;
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.cert-table th { color: var(--muted); font-size: 12.5px; background: #f8fafc; white-space: nowrap; }
.cert-table tr:hover td { background: #f8fafc; }
.cert-table .mono { font-family: Consolas, Monaco, monospace; }
.cert-table .actions { white-space: nowrap; }
.cert-table .actions button, .cert-table .actions a {
  border: none; background: none; cursor: pointer;
  color: var(--primary); font-size: 13px; padding: 2px 6px;
}
.cert-table .actions .del { color: var(--danger); }
.table-scroll { overflow-x: auto; }

.pager { display: flex; align-items: center; gap: 12px; justify-content: flex-end; margin-top: 14px; color: var(--muted); font-size: 13px; }

/* 弹窗 */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.45);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  z-index: 100;
  overflow-y: auto;
}
.modal-mask.show { display: flex; }
.modal {
  background: #fff;
  border-radius: var(--radius);
  width: 100%;
  max-width: 760px;
  padding: 24px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.3);
}
.modal h3 { margin-bottom: 16px; }
.modal .modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 16px; }

/* 提示条 */
.toast {
  position: fixed;
  top: 74px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e293b;
  color: #fff;
  border-radius: 10px;
  padding: 10px 20px;
  font-size: 14px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
  z-index: 200;
  max-width: 90vw;
}
.toast.show { opacity: 1; }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

/* ── 标准比对状态 ─────────────────────── */
.badge.warn { background: #fef3c7; color: #b45309; }
.badge.ok { background: #dcfce7; color: #15803d; }
.badge.gray { background: #f1f5f9; color: #64748b; }

.std-check { margin-top: 6px; display: flex; flex-direction: column; gap: 4px; }
.std-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 6px;
  padding: 3px 9px;
  font-size: 12.5px;
  font-family: Consolas, Monaco, monospace;
  background: #f8fafc;
  border: 1px solid var(--border);
  color: var(--muted);
  width: fit-content;
  max-width: 100%;
}
.std-chip .tip { font-family: inherit; }
.std-chip.latest { background: #f0fdf4; border-color: #bbf7d0; color: #15803d; }
.std-chip.outdated { background: #fef2f2; border-color: #fecaca; color: #b91c1c; font-weight: 600; }
.std-chip.newer { background: #eff6ff; border-color: #bfdbfe; color: #1d4ed8; }
.std-check .summary { font-size: 12.5px; color: #b45309; font-weight: 600; }
.std-check .summary.all-ok { color: #15803d; }

/* 标准库维护表 */
.std-toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.std-toolbar .meta { color: var(--muted); font-size: 12.5px; flex: 1; min-width: 200px; }
.std-table input { width: 100%; border: 1px solid var(--border); border-radius: 6px; padding: 6px 8px; font-size: 13px; }
.std-table input:focus { border-color: var(--primary); outline: none; }
.std-table .mono input { font-family: Consolas, Monaco, monospace; }
.std-table .del { border: none; background: none; color: var(--danger); cursor: pointer; font-size: 13px; }

.footer { text-align: center; color: var(--muted); font-size: 12.5px; padding: 24px 0 34px; line-height: 1.7; }
.footer .footer-contact { margin: 0; }
.footer .footer-copy { margin: 4px 0 0; font-size: 11px; opacity: 0.7; }
.footer .contact-link { color: var(--muted); text-decoration: none; margin: 0 2px; }
.footer .contact-link:hover { color: var(--primary); text-decoration: underline; }
.footer .contact-sep { margin: 0 6px; opacity: 0.5; }
.footer .wechat-link { display: inline-flex; align-items: center; gap: 4px; cursor: pointer; }
.footer .wechat-icon { vertical-align: middle; }

/* ── 法规与标准动态 ─────────────────────────── */
.news-section { margin: 8px 0 28px; }
.news-section h3 { font-size: 17px; margin: 0 0 4px; }
.news-section details { border: 1px solid #eef2f7; border-radius: 10px; background: #fff; }
.news-section details[open] { box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08); }
.news-head {
  display: flex; align-items: center; gap: 10px;
  padding: 13px 16px; cursor: pointer; list-style: none;
  font-size: 15px; font-weight: 700; color: var(--text);
}
.news-head::-webkit-details-marker { display: none; }
.news-head:hover { background: #f8fafc; border-radius: 10px; }
.news-head .news-sub {
  flex: 1; min-width: 0; font-size: 12px; font-weight: 500;
  color: var(--muted); margin: 0;
}
.news-head .news-arrow {
  color: var(--muted); font-size: 14px; transition: transform 0.2s;
}
.news-section details[open] .news-arrow { transform: rotate(180deg); }
.news-list { display: flex; flex-direction: column; gap: 10px; padding: 10px; border-top: 1px solid #f1f5f9; }
.news-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 14px; background: #fff; border-radius: 10px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
  border: 1px solid #eef2f7;
}
.news-cat {
  flex-shrink: 0; color: #fff; font-size: 11px; font-weight: 700;
  padding: 3px 8px; border-radius: 5px; letter-spacing: 0.5px; margin-top: 1px;
}
.news-body { flex: 1; min-width: 0; }
.news-title-link, .news-title {
  color: var(--text); font-size: 14px; font-weight: 600;
  text-decoration: none; line-height: 1.45; word-break: break-word;
}
.news-title-link:hover { color: var(--primary); text-decoration: underline; }
.news-summary { color: var(--muted); font-size: 12.5px; margin-top: 4px; line-height: 1.5; }
.news-meta { color: #94a3b8; font-size: 11.5px; margin-top: 5px; display: flex; gap: 12px; }
.news-empty { color: var(--muted); font-size: 13.5px; padding: 16px; text-align: center; }

/* ── 知识答疑 ─────────────────────────── */
.faq-section { margin: 8px 0 36px; }
.faq-section h3 { font-size: 17px; margin: 0 0 4px; }
.faq-sub { color: var(--muted); font-size: 12.5px; margin: 0 0 14px; }
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item {
  background: #fff; border-radius: 10px; border: 1px solid #eef2f7;
  overflow: hidden; box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
}
.faq-item[open] { box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08); }
.faq-question {
  display: flex; align-items: center; gap: 10px;
  padding: 13px 16px; cursor: pointer; list-style: none;
  font-size: 14.5px; font-weight: 600; color: var(--text);
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question:hover { background: #f8fafc; }
.faq-cat {
  flex-shrink: 0; color: #fff; font-size: 11px; font-weight: 700;
  padding: 3px 8px; border-radius: 5px; letter-spacing: 0.5px;
}
.faq-q-text { flex: 1; min-width: 0; }
.faq-toggle {
  flex-shrink: 0; color: var(--muted); font-size: 14px;
  transition: transform 0.2s;
}
.faq-item[open] .faq-toggle { transform: rotate(90deg); }
.faq-answer {
  padding: 0 16px 14px 16px; color: #475569; font-size: 13.5px;
  line-height: 1.8; border-top: 1px solid #f1f5f9;
}
.faq-empty { color: var(--muted); font-size: 13.5px; padding: 16px; text-align: center; }
.faq-img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  margin: 10px auto;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
  border: 1px solid #eef2f7;
  cursor: zoom-in;
}
.faq-img:active { cursor: zoom-out; }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .field { flex-direction: column; gap: 2px; }
  .field .label { flex: none; }
  .result-head .date { margin-left: 0; width: 100%; }
  .container { padding: 18px 12px 40px; }
  .card { padding: 16px; }
  .topbar .brand-company,
  .topbar .brand-divider { display: none; }
  .topbar .brand-system { font-size: 16px; }
  .topbar { padding: 0 14px; }
}