/* ==========================================================================
   儒枫人力 全站样式
   依据《design-spec.md》设计规范：
   主色 #00348B / 辅色 #2857A4 / 强调 #1E88E5
   背景 #F5F8FC / 容器 #FFFFFF / 主文字 #172033 / 次文字 #5B6577 / 边框 #D9E2F0
   按钮圆角 6px / 卡片圆角 8px / 内容最大宽 1200px
   ========================================================================== */

/* ---------- 1. 变量与重置 ---------- */
:root {
  --color-primary:        #00348B;
  --color-primary-hover:  #2857A4;
  --color-primary-pressed:#00265F;
  --color-accent:         #1E88E5;
  --color-bg:             #F5F8FC;
  --color-surface:        #FFFFFF;
  --color-text:           #172033;
  --color-text-secondary: #5B6577;
  --color-border:         #D9E2F0;
  --color-white:          #FFFFFF;

  --radius-btn:  6px;
  --radius-card: 8px;

  --container-max: 1200px;
  --space-1: 24px;
  --space-2: 32px;
  --space-3: 48px;
  --space-4: 72px;

  --shadow-soft: 0 4px 16px rgba(0, 52, 139, 0.08);
  --shadow-card: 0 2px 8px rgba(23, 32, 51, 0.06);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--color-primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--color-accent); }

ul, ol { list-style: none; }

h1, h2, h3, h4 { line-height: 1.35; color: var(--color-text); font-weight: 700; }

/* ---------- 2. 布局工具 ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--space-1);
  padding-right: var(--space-1);
}

.section { padding: var(--space-4) 0; }

.section-head { text-align: center; max-width: 720px; margin: 0 auto var(--space-3); }
.section-head .section-kicker {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.section-head h2 { font-size: 32px; }
.section-head p { color: var(--color-text-secondary); margin-top: 12px; font-size: 16px; }

/* ---------- 3. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .1s ease;
  border: 1px solid transparent;
  font-family: inherit;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary { background: var(--color-primary); color: var(--color-white); }
.btn-primary:hover { background: var(--color-primary-hover); color: var(--color-white); }
.btn-primary:active { background: var(--color-primary-pressed); }

.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: rgba(0, 52, 139, 0.06); color: var(--color-primary-hover); border-color: var(--color-primary-hover); }

.btn-white-outline { background: transparent; color: var(--color-white); border-color: rgba(255, 255, 255, 0.75); }
.btn-white-outline:hover { background: rgba(255, 255, 255, 0.12); color: var(--color-white); border-color: var(--color-white); }

.btn-sm { padding: 6px 16px; font-size: 13px; }
.btn-lg { padding: 13px 36px; font-size: 16px; }

/* ---------- 4. 页头与导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.site-header.is-scrolled { box-shadow: var(--shadow-soft); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand-logo { height: 48px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-cn { font-size: 22px; font-weight: 800; color: var(--color-primary); letter-spacing: 1px; }
.brand-en { font-size: 10px; font-weight: 600; color: var(--color-text-secondary); letter-spacing: 2.5px; text-transform: uppercase; margin-top: 3px; }

.site-nav .nav-list { display: flex; align-items: center; gap: 6px; }

.nav-link {
  position: relative;
  display: block;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-btn);
}
.nav-link:hover { color: var(--color-primary); background: rgba(0, 52, 139, 0.05); }

.nav-link.is-active { color: var(--color-primary); font-weight: 600; }
.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: -1px;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--color-primary);
}

/* 汉堡按钮（默认隐藏） */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  cursor: pointer;
}
.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 5. 首页 Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  color: var(--color-white);
  padding: 96px 0 88px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}
.hero::before {
  content: "";
  position: absolute;
  left: -80px;
  bottom: -160px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.hero-inner { position: relative; z-index: 1; max-width: 760px; }

.hero-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero h1 { font-size: 44px; color: var(--color-white); font-weight: 800; letter-spacing: 1px; }
.hero .hero-sub { font-size: 17px; color: rgba(255, 255, 255, 0.88); margin-top: 18px; max-width: 640px; }
.hero-actions { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }

.hero-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-1);
  margin-top: 64px;
  padding: 28px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.hero-stat { text-align: center; }
.hero-stat .num { font-size: 32px; font-weight: 800; color: var(--color-white); }
.hero-stat .label { font-size: 13px; color: rgba(255, 255, 255, 0.78); margin-top: 4px; }

/* ---------- 6. 卡片网格 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-1);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-2);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card:hover { border-color: var(--color-primary-hover); box-shadow: var(--shadow-card); transform: translateY(-3px); }

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(0, 52, 139, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.card-icon svg { width: 26px; height: 26px; }

.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { font-size: 14px; color: var(--color-text-secondary); margin-bottom: 14px; }
.card-link { font-size: 14px; font-weight: 600; }
.card-link::after { content: " →"; }

/* 服务卡片（首页） */
.service-card { display: flex; flex-direction: column; }
.service-card .card-link { margin-top: auto; }

/* ---------- 7. 关于/双栏 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); align-items: center; }
.split h2 { font-size: 30px; margin-bottom: 16px; }
.split p { color: var(--color-text-secondary); margin-bottom: 12px; }
.split .split-points { margin-top: 8px; }
.split .split-points li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
  color: var(--color-text);
  font-size: 15px;
}
.split .split-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--color-primary);
}

.panel-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.panel-stat {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  text-align: center;
}
.panel-stat .num { font-size: 30px; font-weight: 800; color: var(--color-primary); }
.panel-stat .label { font-size: 13px; color: var(--color-text-secondary); margin-top: 4px; }

/* ---------- 8. 企业条带（合作企业占位） ---------- */
.brand-strip {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 28px 0;
}
.brand-strip .strip-label { text-align: center; font-size: 13px; color: var(--color-text-secondary); letter-spacing: 2px; margin-bottom: 16px; }
.brand-strip .strip-items { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.brand-chip {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-secondary);
  border: 1px dashed var(--color-border);
  border-radius: 999px;
  padding: 6px 18px;
}

/* ---------- 9. CTA 横幅 ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  border-radius: var(--radius-card);
  padding: 56px 48px;
  text-align: center;
  color: var(--color-white);
}
.cta-banner h2 { color: var(--color-white); font-size: 28px; margin-bottom: 10px; }
.cta-banner p { color: rgba(255, 255, 255, 0.85); margin-bottom: 28px; }
.cta-banner .btn-white-outline { margin-left: 12px; }

/* ---------- 10. 内页页头 ---------- */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  padding: 56px 0;
  color: var(--color-white);
}
.page-header h1 { color: var(--color-white); font-size: 32px; }
.page-header p { color: rgba(255, 255, 255, 0.85); margin-top: 8px; font-size: 15px; }

/* ---------- 11. 筛选栏 ---------- */
.filter-bar {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: var(--space-2);
}
.filter-bar input[type="text"],
.filter-bar select {
  height: 40px;
  padding: 0 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color .2s ease;
}
.filter-bar input[type="text"] { flex: 1 1 220px; min-width: 200px; }
.filter-bar select { min-width: 130px; cursor: pointer; }
.filter-bar input:focus, .filter-bar select:focus { border-color: var(--color-accent); }
.filter-bar .filter-count { margin-left: auto; font-size: 13px; color: var(--color-text-secondary); }
.filter-empty { display: none; text-align: center; padding: 48px 0; color: var(--color-text-secondary); }

/* ---------- 12. 岗位卡片 ---------- */
.job-card { padding: 22px 24px; display: flex; flex-direction: column; gap: 10px; }
.job-card-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.job-card h3 { font-size: 17px; }
.job-card .job-salary { color: var(--color-primary); font-weight: 700; font-size: 16px; white-space: nowrap; }
.job-card .job-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--color-text-secondary); }
.job-card .job-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.job-tag {
  font-size: 12px;
  color: var(--color-primary);
  background: rgba(0, 52, 139, 0.07);
  border-radius: 4px;
  padding: 2px 10px;
}
.job-card .job-card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 4px; }
.job-card .job-time { font-size: 12px; color: var(--color-text-secondary); }

/* ---------- 13. 技能卡片与标签页 ---------- */
.tab-bar { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: var(--space-2); }
.tab-btn {
  padding: 8px 22px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  cursor: pointer;
  transition: all .2s ease;
}
.tab-btn:hover { border-color: var(--color-primary-hover); color: var(--color-primary-hover); }
.tab-btn.is-active { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-white); }

.skill-card { text-align: left; }
.skill-card .skill-level {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(0, 52, 139, 0.07);
  border-radius: 4px;
  padding: 2px 10px;
  margin-bottom: 12px;
}
.skill-card .skill-duration { font-size: 13px; color: var(--color-text-secondary); margin-bottom: 12px; }
.skill-card .card-link { margin-top: auto; }

/* ---------- 14. Offer 卡片 ---------- */
.offer-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-1);
  margin-bottom: var(--space-3);
}
.offer-card { text-align: center; }
.offer-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  color: var(--color-white);
  font-weight: 700;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}
.offer-card h3 { font-size: 16px; }
.offer-card .offer-company { font-size: 13px; color: var(--color-text-secondary); margin: 4px 0 10px; }
.offer-card .offer-salary { font-size: 16px; font-weight: 700; color: var(--color-primary); }

/* ---------- 15. 案例卡片 ---------- */
.case-card { overflow: hidden; padding: 0; display: flex; flex-direction: column; }
.case-thumb {
  height: 160px;
  background: linear-gradient(135deg, #E3ECF9 0%, #C9DAF0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
}
.case-thumb.is-alt { background: linear-gradient(135deg, #DCE9FA 0%, #B9D2F2 100%); }
.case-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.case-body h3 { font-size: 16px; margin-bottom: 8px; }
.case-body p { font-size: 14px; color: var(--color-text-secondary); margin-bottom: 12px; flex: 1; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; }

/* ---------- 16. 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-2); align-items: start; }
.contact-info-card { display: flex; gap: 16px; align-items: flex-start; }
.contact-info-card .card-icon { margin-bottom: 0; flex-shrink: 0; }
.contact-info-card h3 { font-size: 16px; margin-bottom: 4px; }
.contact-info-card p { font-size: 14px; color: var(--color-text-secondary); margin-bottom: 0; }

.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form .form-field-full { grid-column: 1 / -1; }
.contact-form label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.contact-form input[type="text"],
.contact-form input[type="tel"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color .2s ease;
}
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--color-accent); }
.contact-form .form-note { font-size: 12px; color: var(--color-text-secondary); grid-column: 1 / -1; }
.form-tip {
  display: none;
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: var(--radius-btn);
  background: rgba(0, 52, 139, 0.08);
  color: var(--color-primary);
  font-size: 14px;
}
.form-tip.is-visible { display: block; }

/* ---------- 17. 页脚 ---------- */
.site-footer { background: var(--color-primary-pressed); color: rgba(255, 255, 255, 0.82); margin-top: var(--space-4); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr;
  gap: var(--space-3);
  padding-top: var(--space-3);
  padding-bottom: var(--space-2);
}
.footer-brand-name { font-size: 24px; font-weight: 800; color: var(--color-white); letter-spacing: 1px; }
.footer-brand-en { font-size: 11px; letter-spacing: 2.5px; color: rgba(255, 255, 255, 0.6); margin: 4px 0 14px; }
.footer-brand-desc { font-size: 14px; line-height: 1.8; max-width: 360px; }
.footer-title { font-size: 15px; color: var(--color-white); margin-bottom: 16px; }
.footer-links li, .footer-contact li { margin-bottom: 10px; font-size: 14px; }
.footer-links a { color: rgba(255, 255, 255, 0.82); }
.footer-links a:hover { color: var(--color-white); }
.footer-contact li { color: rgba(255, 255, 255, 0.72); }

.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.12); }
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 16px;
  padding-bottom: 16px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

/* ---------- 18. 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- 19. 响应式 ---------- */
@media (max-width: 1024px) {
  .hero h1 { font-size: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 48px 0; }
  .section-head h2 { font-size: 26px; }
  .hero { padding: 64px 0 56px; }
  .hero h1 { font-size: 30px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .offer-stats { grid-template-columns: 1fr; }
  .cta-banner { padding: 40px 24px; }

  /* 移动端导航 */
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    display: none;
  }
  .site-nav.is-open { display: block; }
  .site-nav .nav-list { flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 16px; }
  .site-nav .nav-link { border-radius: var(--radius-btn); padding: 12px 14px; }
  .nav-link.is-active { background: rgba(0, 52, 139, 0.07); }
  .nav-link.is-active::after { display: none; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .contact-form { grid-template-columns: 1fr; }
  .filter-bar .filter-count { margin-left: 0; }
}

@media (max-width: 520px) {
  .hero h1 { font-size: 26px; }
  .hero-actions .btn { flex: 1; }
  .card-grid { grid-template-columns: 1fr; }
  .panel-stats { grid-template-columns: 1fr; }
}

/* ==========================================================================
   岗位技能图谱
   ========================================================================== */

/* 搜索区 */
.graph-search { margin-bottom: 28px; }

.graph-search-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 10px 12px 10px 18px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.graph-search-box:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.12);
}
.graph-search-icon { width: 20px; height: 20px; color: var(--color-text-secondary); flex-shrink: 0; }
.graph-search-box input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  font-family: inherit;
  color: var(--color-text);
  background: transparent;
  padding: 6px 0;
}
.graph-search-box .btn { flex-shrink: 0; }

.graph-hot { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 14px; }
.graph-hot-label { font-size: 13px; color: var(--color-text-secondary); }
.graph-hot-tag {
  padding: 4px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  font-size: 13px;
  font-family: inherit;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all .2s ease;
}
.graph-hot-tag:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* 当前查看对象 */
.graph-current {
  font-size: 15px;
  color: var(--color-text);
  padding: 12px 18px;
  background: rgba(0, 52, 139, 0.05);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-btn) var(--radius-btn) 0;
  margin-bottom: 20px;
}
.graph-current-type {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-primary);
  border-radius: 4px;
  padding: 1px 8px;
  margin: 0 6px;
  vertical-align: 2px;
}
.graph-current-hint { font-size: 13px; color: var(--color-text-secondary); }

/* 搜索结果（多命中） */
.graph-matches { margin-bottom: 20px; }
.graph-match-label { font-size: 14px; color: var(--color-text-secondary); margin-bottom: 10px; }
.graph-match-list { display: flex; flex-wrap: wrap; gap: 10px; }
.graph-match-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  background: var(--color-surface);
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s ease;
}
.graph-match-item:hover { border-color: var(--color-primary); box-shadow: var(--shadow-card); }
.graph-match-type {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-primary-hover);
  border-radius: 4px;
  padding: 2px 8px;
}
.graph-match-name { color: var(--color-text); font-weight: 600; }
.graph-no-match {
  padding: 20px;
  text-align: center;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-card);
}

/* 图谱容器 */
.graph-chart-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px 16px 12px;
  margin-bottom: 20px;
  overflow-x: auto;
}
.graph-chart { min-width: 640px; }
.graph-chart-tip { font-size: 12px; color: var(--color-text-secondary); text-align: center; margin-top: 8px; }

/* SVG 图谱样式 */
.graph-col-label { font-size: 13px; font-weight: 700; fill: var(--color-text-secondary); letter-spacing: 2px; }
.graph-link { fill: none; stroke: #B8C8E4; stroke-width: 1.4; }
.graph-node-text { font-size: 13px; font-weight: 600; fill: var(--color-text); pointer-events: none; }
.graph-node rect { transition: stroke .2s ease, fill .2s ease, stroke-width .2s ease; }
.graph-node:hover rect { stroke: var(--color-accent); stroke-width: 2; }

.graph-node-major rect { fill: var(--color-primary); }
.graph-node-major .graph-node-text { fill: var(--color-white); }
.graph-node-skill rect { fill: #E3ECF9; stroke: var(--color-primary-hover); }
.graph-node-skill .graph-node-text { fill: var(--color-primary); }
.graph-node-job rect { fill: var(--color-surface); stroke: var(--color-primary); }
.graph-node-job .graph-node-text { fill: var(--color-primary); }

.graph-node.is-focus rect { stroke: var(--color-accent); stroke-width: 3; }
.graph-node.is-focus { filter: drop-shadow(0 2px 6px rgba(0, 52, 139, 0.25)); }
.graph-node:focus { outline: none; }
.graph-node:focus rect { stroke: var(--color-accent); stroke-width: 2.5; }

/* 详情区 */
.graph-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1);
}
.graph-detail-card { padding: 20px 22px; }
.graph-detail-title {
  font-size: 15px;
  color: var(--color-primary);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}
.graph-detail-body { display: flex; flex-wrap: wrap; gap: 10px; }

.graph-chip {
  padding: 6px 16px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  font-size: 13px;
  font-family: inherit;
  color: var(--color-text);
  cursor: pointer;
  transition: all .2s ease;
}
.graph-chip:hover { border-color: var(--color-primary); color: var(--color-primary); background: rgba(0, 52, 139, 0.04); }
.graph-chip-job { background: rgba(0, 52, 139, 0.06); border-color: rgba(0, 52, 139, 0.25); color: var(--color-primary); font-weight: 600; }
.graph-empty-tip { font-size: 13px; color: var(--color-text-secondary); }

/* 数据说明 */
.graph-note {
  margin-top: 24px;
  font-size: 12px;
  color: var(--color-text-secondary);
  line-height: 1.8;
}
.graph-note code {
  background: rgba(0, 52, 139, 0.07);
  color: var(--color-primary);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12px;
}

@media (max-width: 768px) {
  .graph-detail { grid-template-columns: 1fr; }
  .graph-search-box { flex-wrap: wrap; }
  .graph-search-box .btn { width: 100%; }
  .graph-current-hint { display: none; }
}

/* ==========================================================================
   登录页
   ========================================================================== */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  padding: 24px;
}

.login-wrap { width: 100%; max-width: 420px; }

.login-card {
  background: var(--color-surface);
  border-radius: 12px;
  padding: 40px 36px 28px;
  box-shadow: 0 16px 48px rgba(0, 20, 60, 0.35);
}

.login-brand {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}
.login-logo { height: 56px; width: auto; }

.login-title {
  font-size: 22px;
  text-align: center;
  color: var(--color-text);
}
.login-sub {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-secondary);
  margin: 6px 0 22px;
}

.login-error {
  background: #FDECEA;
  color: #B3261E;
  border: 1px solid #F5C6C0;
  border-radius: var(--radius-btn);
  font-size: 13px;
  padding: 10px 14px;
  margin-bottom: 16px;
}

.login-form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  margin: 14px 0 6px;
}
.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.login-form input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.12);
}

.login-footer {
  text-align: center;
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-top: 24px;
}

/* 导航栏退出入口（视觉弱化，避免喧宾夺主） */
.nav-item-logout .nav-link { color: var(--color-text-secondary); font-size: 14px; }
.nav-item-logout .nav-link:hover { color: #B3261E; background: rgba(179, 38, 30, 0.06); }

/* ==========================================================================
   内容管理页（admin-upload.php）
   ========================================================================== */
.admin-msg {
  border-radius: var(--radius-btn);
  font-size: 14px;
  padding: 12px 16px;
  margin-bottom: 20px;
}
.admin-msg.is-ok  { background: #E6F4EA; color: #1E7B34; border: 1px solid #B7E1C3; }
.admin-msg.is-err { background: #FDECEA; color: #B3261E; border: 1px solid #F5C6C0; }

.admin-form-card { padding: 24px 26px; margin-bottom: 28px; }
.admin-form-title { font-size: 17px; color: var(--color-primary); margin-bottom: 18px; }

.admin-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 18px;
}
.admin-form-full { grid-column: 1 / -1; }
.admin-form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
}
.admin-form input[type="text"],
.admin-form select,
.admin-form textarea {
  width: 100%;
  padding: 9px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color .2s ease;
}
.admin-form input:focus, .admin-form select:focus, .admin-form textarea:focus { border-color: var(--color-accent); }
.admin-form input[type="file"] { font-size: 13px; }
.admin-form textarea { resize: vertical; }

.admin-list-title { font-size: 16px; margin-bottom: 14px; }
.admin-empty {
  padding: 24px;
  text-align: center;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-card);
  font-size: 14px;
}

.admin-list { display: flex; flex-direction: column; gap: 12px; }
.admin-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
}
.admin-thumb {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
  background: #E3ECF9;
}
.admin-thumb-text {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  background: #E3ECF9;
}
.admin-item-info { flex: 1; min-width: 0; }
.admin-item-title { font-size: 15px; font-weight: 600; }
.admin-item-sub { font-size: 13px; color: var(--color-text-secondary); margin-top: 2px; }
.admin-item-time { font-size: 12px; color: var(--color-text-secondary); margin-top: 2px; }
.admin-item-actions { flex-shrink: 0; }

.btn-danger {
  background: #FDECEA;
  color: #B3261E;
  border: 1px solid #F5C6C0;
}
.btn-danger:hover { background: #F9DAD6; color: #B3261E; border-color: #EEB4AC; }

/* Offer 卡片图片头像 / 案例封面图 */
.offer-avatar-img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 12px;
}
.case-thumb-img {
  background-size: cover;
  background-position: center;
}

@media (max-width: 640px) {
  .admin-form { grid-template-columns: 1fr; }
  .admin-item { flex-wrap: wrap; }
  .admin-item-actions { width: 100%; }
}

/* ==========================================================================
   数据下载中心（data-center.php / download.php）
   ========================================================================== */
.dc-filter-card { padding: 20px 24px; margin-bottom: 20px; }
.dc-filter { display: flex; flex-wrap: wrap; gap: 14px 26px; align-items: center; }

.dc-source { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.dc-radio { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; cursor: pointer; }

.dc-field { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.dc-edu { gap: 6px 14px; }
.dc-label { font-size: 13px; font-weight: 600; color: var(--color-text-secondary); }
.dc-check { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; cursor: pointer; color: var(--color-text); }

.dc-filter input[type="number"],
.dc-filter input[type="text"] {
  width: 90px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: 13px;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
}
.dc-filter input:focus { border-color: var(--color-accent); }

.dc-result-head { margin-bottom: 14px; font-size: 14px; }
.dc-total { color: var(--color-primary); font-size: 18px; }
.dc-muted { color: var(--color-text-secondary); font-size: 13px; }

.dc-table-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow-x: auto;
  margin-bottom: 14px;
}
.dc-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 760px; }
.dc-table th, .dc-table td {
  padding: 9px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.dc-table thead th {
  background: #EEF4FB;
  font-weight: 600;
  color: var(--color-primary);
  position: sticky;
  top: 0;
}
.dc-table tbody tr:hover { background: rgba(0, 52, 139, 0.03); }
.dc-table tbody tr:last-child td { border-bottom: none; }
.dc-th-check { width: 36px; }

.dc-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-primary);
  border-radius: 4px;
  padding: 1px 8px;
  margin-right: 6px;
}
.dc-tag-time { font-size: 12px; color: var(--color-text-secondary); }

.dc-pager { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.dc-pager-info { font-size: 13px; color: var(--color-text-secondary); }

.dc-actions { margin-bottom: 20px; }
.dc-actions-group { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dc-actions-group input[type="text"] {
  width: 180px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: 13px;
  font-family: inherit;
  outline: none;
}
.dc-actions-group input:focus { border-color: var(--color-accent); }

.dc-download-card { padding: 20px 24px; }
.dc-download-title { font-size: 16px; color: var(--color-primary); margin-bottom: 14px; }
.dc-download-row { display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; }
.dc-download-row input[type="number"],
.dc-download-row input[type="text"] {
  width: 150px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: 13px;
  font-family: inherit;
  outline: none;
}
.dc-download-row input:focus { border-color: var(--color-accent); }

.dc-welcome {
  padding: 40px 24px;
  text-align: center;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-card);
  color: var(--color-text);
  font-size: 15px;
}
.dc-welcome p { margin-bottom: 8px; }

/* ==========================================================================
   数据上传中心（data-upload.php）
   ========================================================================== */
.du-report { width: 100%; border-collapse: collapse; font-size: 14px; max-width: 480px; }
.du-report td { padding: 8px 12px; border-bottom: 1px solid var(--color-border); }
.du-report tr:last-child td { border-bottom: none; }
.du-report td:first-child { color: var(--color-text-secondary); }
.du-ok { color: #1E7B34; }
.du-report input[type="file"] { width: auto; }