/* ===================================================================
   县域教育实践研究 · 出版物数据服务平台
   版式参照：国家版本数据中心（pdc.capub.cn）
   白顶栏 / 蓝渐变首屏 / 居中大检索卡 / 浮起三卡 / 数据面板 / 白页脚
   本文件同时提供全站共用外壳（顶栏、抽屉、页脚、回到顶部）
   =================================================================== */

:root {
  --blue-900: #14337f;
  --blue-700: #1c48ad;
  --blue: #2f63d4;
  --blue-500: #4a86ea;
  --blue-100: #eaf1ff;
  --blue-50: #f4f8ff;
  --ink: #1b2432;
  --ink-2: #38435a;
  --mute: #6b7789;
  --mute-2: #8d97a8;
  --line: #eef1f6;
  --line-2: #f0f3f9;
  --bg: #f4f6fa;
  --shadow-s: 0 2px 8px rgba(20, 40, 80, .05);
  --shadow-m: 0 10px 30px rgba(20, 40, 80, .08);
  --shadow-l: 0 16px 44px rgba(12, 38, 92, .18);
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  --serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --wrap: 1200px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  font: 15px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
}

body.pg-index { background: var(--bg); }

img { max-width: 100%; height: auto; }

a { color: inherit; text-decoration: none; }

button { font-family: inherit; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

/* ------------------------------------------------------------ 顶栏 */

.site-head {
  position: sticky;
  top: 0;
  z-index: 60;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.head-in {
  display: flex;
  align-items: center;
  gap: 40px;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
}

.brand-logo {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  display: block;
}

.brand-text b {
  display: block;
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: .08em;
  color: #1b2432;
  line-height: 1.25;
  white-space: nowrap;
}

.brand-text span {
  display: block;
  margin-top: 2px;
  font-size: 9px;
  letter-spacing: .14em;
  color: #a3adbd;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav {
  display: flex;
  align-items: center;
  gap: 34px;
  height: 68px;
}

.nav a {
  position: relative;
  display: flex;
  align-items: center;
  height: 68px;
  font-size: 15px;
  color: #3b4557;
  transition: color .18s;
}

.nav a:hover { color: var(--blue); }

.nav a[aria-current] { color: var(--blue); font-weight: 600; }

.nav a[aria-current]::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 13px;
  width: 22px;
  height: 2px;
  margin-left: -11px;
  background: var(--blue);
  border-radius: 2px;
}

.head-tools {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-quiet {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 16px;
  border: 1px solid #cfdcf5;
  border-radius: 6px;
  color: var(--blue);
  font-size: 13.5px;
  background: #fff;
  transition: .18s;
  white-space: nowrap;
}

.btn-quiet:hover { border-color: var(--blue); background: var(--blue-50); }

.btn-quiet.solid {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.btn-quiet.solid:hover { background: var(--blue-700); border-color: var(--blue-700); }

.round-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  transition: .18s;
}

.round-btn:hover { background: var(--blue-700); }

.round-btn svg { width: 19px; height: 19px; }

.nav-toggle {
  display: none;
  width: 40px;
  height: 34px;
  margin-left: 8px;
  border: 0;
  background: transparent;
  cursor: pointer;
  position: relative;
}

.nav-toggle i,
.nav-toggle i::before,
.nav-toggle i::after {
  position: absolute;
  left: 8px;
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: #3b4557;
  content: "";
}

.nav-toggle i { top: 16px; }
.nav-toggle i::before { top: -7px; left: 0; }
.nav-toggle i::after { top: 7px; left: 0; }

/* 移动端抽屉 */

.drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(16, 26, 44, .48);
  opacity: 0;
  visibility: hidden;
  transition: .22s;
  overflow: hidden;
}

body.menu-open .drawer { opacity: 1; visibility: visible; }

.drawer-in {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 276px;
  max-width: 82vw;
  background: #fff;
  padding: 26px 22px;
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform .26s ease;
}

body.menu-open .drawer-in { transform: none; }

.drawer-in h4 {
  margin: 0 0 8px;
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: .12em;
  color: #a3adbd;
}

.drawer-in a {
  display: block;
  padding: 11px 0;
  font-size: 15px;
  color: #2b3546;
  border-bottom: 1px solid #f2f5fa;
}

.drawer-in a:active { color: var(--blue); }

/* ------------------------------------------------------------ 首屏 */

.hero {
  position: relative;
  overflow: hidden;
  padding: 54px 0 54px;
  text-align: center;
  color: #fff;
  background: linear-gradient(168deg, #2a5bcc 0%, #3468d8 44%, #4d89ea 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -30% -12%;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(114deg, rgba(255, 255, 255, .055) 0 1px, transparent 1px 52px),
    repeating-linear-gradient(114deg, rgba(255, 255, 255, .028) 0 1px, transparent 1px 17px);
}

.hero::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -46%;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, .13), rgba(255, 255, 255, 0) 66%);
  pointer-events: none;
}

.hero-in {
  position: relative;
  z-index: 5;
  text-align: center;
}

.hero h1 {
  margin: 0;
  font-size: 44px;
  font-weight: 600;
  letter-spacing: .14em;
  text-indent: .14em;
  text-shadow: 0 3px 22px rgba(9, 30, 82, .16);
}

.hero-num {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 22px;
  font-size: 16px;
  letter-spacing: .06em;
  color: rgba(255, 255, 255, .88);
}

.hero-num i {
  display: block;
  width: 104px;
  height: 1px;
  background: rgba(255, 255, 255, .45);
}

.hero-num b { font-weight: 600; letter-spacing: .02em; }

/* 检索卡 */

.hs {
  position: relative;
  z-index: 8;
  max-width: 760px;
  margin: 36px auto 0;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 16px 44px rgba(10, 34, 88, .22);
  text-align: left;
}

.hs-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px 0;
}

.hs-tabs { display: flex; gap: 6px; }

.hs-tabs button {
  height: 30px;
  padding: 0 17px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #4c5668;
  font-size: 13.5px;
  cursor: pointer;
  transition: .18s;
}

.hs-tabs button:hover { background: var(--blue-50); color: var(--blue); }

.hs-tabs button[aria-selected="true"] {
  background: var(--blue);
  color: #fff;
  font-weight: 500;
}

.hs-adv {
  font-size: 13px;
  color: var(--blue);
  white-space: nowrap;
}

.hs-adv:hover { text-decoration: underline; }

.hs-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px 14px 18px;
}

.hs-row input {
  flex: 1 1 auto;
  min-width: 0;
  height: 46px;
  border: 0;
  outline: 0;
  background: transparent;
  color: #1b2432;
  font: 15px/1.4 var(--sans);
  text-overflow: ellipsis;
}

.hs-row input::placeholder { color: #a7b0be; }

.hs-go {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: .18s;
}

.hs-go:hover { background: var(--blue-700); }
.hs-go svg { width: 20px; height: 20px; }

.hero-hot {
  position: relative;
  z-index: 5;
  margin: 15px 0 0;
  font-size: 13px;
  color: rgba(255, 255, 255, .78);
}

.hero-hot b { font-weight: 400; color: rgba(255, 255, 255, .6); margin-right: 4px; }

.hero-hot a {
  display: inline-block;
  margin: 0 3px;
  padding: 3px 3px;
  border-bottom: 1px solid rgba(255, 255, 255, .32);
  transition: .18s;
}

.hero-hot a:hover { color: #fff; border-bottom-color: #fff; }

/* ------------------------------------------------------------ 检索结果 */

.results { padding: 30px 0 4px; scroll-margin-top: 80px; }

.results[hidden] { display: none; }

.res-box {
  background: #fff;
  border: 1px solid #e6edf9;
  border-radius: 12px;
  padding: 22px 26px 6px;
  box-shadow: 0 6px 26px rgba(20, 40, 80, .05);
}

.res-top {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-2);
}

.res-top h2 {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .02em;
}

.res-kw {
  margin: 0;
  font-size: 13px;
  color: var(--mute);
}

.res-kw b { color: var(--blue); font-weight: 600; }

.res-clear {
  margin-left: auto;
  height: 28px;
  padding: 0 12px;
  border: 1px solid #dde5f3;
  border-radius: 5px;
  background: #fff;
  color: var(--mute);
  font-size: 12.5px;
  cursor: pointer;
  transition: .18s;
}

.res-clear:hover { border-color: var(--blue); color: var(--blue); }

.res-clear .lb-s { display: none; }

.hit-meta .nb { white-space: nowrap; }

.res-tabs {
  display: flex;
  gap: 22px;
  padding: 13px 0 2px;
  border-bottom: 1px solid var(--line-2);
}

.res-tabs button {
  position: relative;
  height: 32px;
  border: 0;
  background: transparent;
  padding: 0;
  color: #5d6879;
  font-size: 13.5px;
  cursor: pointer;
}

.res-tabs button[aria-selected="true"] { color: var(--blue); font-weight: 600; }

.res-tabs button[aria-selected="true"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--blue);
  border-radius: 2px;
}

.res-tabs button i {
  font-style: normal;
  margin-left: 4px;
  font-size: 11.5px;
  color: #a3adbd;
}

.hit {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 22px;
  padding: 24px 0;
  border-bottom: 1px solid #f2f5fa;
}

.hit:last-child { border-bottom: 0; }

.hit-cover {
  display: block;
  width: 96px;
  height: 136px;
  border-radius: 3px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(20, 40, 80, .18);
}

.hit-cover img { width: 100%; height: 100%; object-fit: cover; }

.hit h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.55;
  color: #16202e;
}

.hit h3 a:hover { color: var(--blue); }

.hit-meta {
  margin: 7px 0 0;
  font-size: 12.5px;
  color: #7b8697;
  line-height: 1.9;
}

.hit-meta b { color: #3a4557; font-weight: 500; }

.hit-meta span.sep { margin: 0 8px; color: #ccd4e0; }

.hit-abs {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.95;
  color: #5d6879;
}

.hit em {
  font-style: normal;
  color: #c4342f;
  background: rgba(196, 52, 47, .065);
  border-radius: 2px;
}

.hit-dl {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 26px;
  margin: 12px 0 0;
  font-size: 12.5px;
  color: #8894a4;
}

.hit-dl span b { color: #38435a; font-weight: 500; margin-left: 5px; }

.hit-acts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 15px; }

.hit-acts a {
  height: 32px;
  padding: 0 15px;
  display: inline-flex;
  align-items: center;
  border-radius: 5px;
  font-size: 13px;
  border: 1px solid #cfdcf5;
  color: var(--blue);
  background: #fff;
  transition: .18s;
}

.hit-acts a.pri {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.hit-acts a:hover { border-color: var(--blue); background: var(--blue-50); color: var(--blue); }
.hit-acts a.pri:hover { background: var(--blue-700); border-color: var(--blue-700); color: #fff; }

/* 章节 / 小节类结果 */

.hit.row {
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 15px 0;
}

.hit.row:hover { background: #fafcff; }

.hit-k {
  width: 40px;
  height: 24px;
  border-radius: 4px;
  background: var(--blue-100);
  color: var(--blue-700);
  font-size: 11.5px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}

.hit-k.case { background: #fdf1e7; color: #b4642a; }
.hit-k.sec { background: #f0f3f9; color: #6b7789; }

.hit.row h3 { font-size: 14.5px; font-weight: 500; }

.hit.row .hit-path {
  margin: 2px 0 0;
  font-size: 12px;
  color: #98a2b2;
}

.hit-go {
  flex: 0 0 auto;
  font-size: 12.5px;
  color: var(--blue);
  white-space: nowrap;
}

.res-empty {
  padding: 52px 0 58px;
  text-align: center;
}

.res-empty .ico {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--blue-50);
  color: #9fb4d8;
  display: grid;
  place-items: center;
}

.res-empty .ico svg { width: 24px; height: 24px; }

.res-empty h4 { margin: 0; font-size: 15.5px; font-weight: 600; color: #2b3546; }

.res-empty p { margin: 8px 0 0; font-size: 13px; color: #8b95a6; line-height: 1.9; }

.res-empty .tips { margin-top: 16px; font-size: 12.5px; color: #a3adbd; }

.res-empty .tips a {
  margin: 0 4px;
  color: var(--blue);
  border-bottom: 1px solid #cfdcf5;
}

/* ------------------------------------------------------------ 浮起三卡 */

.deck {
  position: relative;
  z-index: 6;
  margin-top: -22px;
}

.results:not([hidden]) + .deck { margin-top: 36px; }

.deck-in {
  display: grid;
  grid-template-columns: 2.1fr 1fr 1fr;
  gap: 18px;
}

.dcard {
  position: relative;
  overflow: hidden;
  min-width: 0;
  border-radius: 12px;
  padding: 24px 24px 22px;
  box-shadow: 0 8px 26px rgba(20, 40, 80, .06);
}

.dcard.c1 { background: linear-gradient(140deg, #e9f1fe 0%, #f4f8ff 60%, #fbfdff 100%); }
.dcard.c2 { background: linear-gradient(150deg, #fdf1e6 0%, #fdf8f3 100%); }
.dcard.c3 { background: linear-gradient(150deg, #f0eefc 0%, #f8f7fe 100%); }

.dcard h2,
.dcard h3 {
  position: relative;
  z-index: 2;
  margin: 0;
  font-size: 18.5px;
  font-weight: 600;
  letter-spacing: .01em;
  color: #17212f;
}

.dcard h3 { font-size: 17.5px; }

.dcard .lead {
  position: relative;
  z-index: 2;
  margin-left: 8px;
  font-size: 11px;
  font-weight: 400;
  color: #97a2b3;
}

.dcard p.body {
  position: relative;
  z-index: 2;
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.98;
  color: #5d6b80;
  max-width: 37em;
}

.dcard ul {
  position: relative;
  z-index: 2;
  margin: 13px 0 0;
  padding: 0;
  list-style: none;
}

.dcard li {
  position: relative;
  padding-left: 11px;
  font-size: 12.5px;
  line-height: 2.05;
  color: #5a6577;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dcard li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .95em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #c6d1e2;
}

.dcard.c2 li:first-child {
  white-space: normal;
  line-height: 1.62;
  padding-top: 3px;
  padding-bottom: 4px;
}

.dcard .note {
  position: relative;
  z-index: 2;
  margin: 12px 0 0;
  font-size: 11.5px;
  color: #97a2b3;
}

.dcard .more {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 9px;
  font-size: 12.5px;
  color: var(--blue);
}

.dcard .more:hover { text-decoration: underline; }

.dcard .art {
  position: absolute;
  right: 8px;
  bottom: 2px;
  width: 116px;
  opacity: .95;
  pointer-events: none;
}

.dcard.c1 .art { width: 128px; right: 16px; bottom: 6px; }

/* ------------------------------------------------------------ 区块通用 */

.sec { padding: 58px 0 0; }
.sec.flat { padding-top: 46px; }

.sec-h { text-align: center; }

.sec-h h2 {
  margin: 0;
  font-size: 29px;
  font-weight: 600;
  letter-spacing: .02em;
  color: #16202e;
}

.sec-h p {
  max-width: 740px;
  margin: 14px auto 0;
  font-size: 13px;
  line-height: 2.05;
  color: #7b8697;
}

/* 数据分析 */

.ana {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 20px;
  margin-top: 34px;
}

.ana-l {
  min-width: 0;
  border-radius: 14px;
  padding: 26px 26px 22px;
  background: linear-gradient(150deg, #e8effd 0%, #f2f7ff 62%, #f8faff 100%);
}

.ana-l > h3 {
  margin: 0;
  text-align: center;
  font-size: 17px;
  font-weight: 600;
  color: #1b2432;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.tile {
  background: #fff;
  border-radius: 10px;
  padding: 12px 14px 11px;
  box-shadow: 0 2px 10px rgba(20, 40, 80, .05);
}

.tile .ti {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  font-size: 11.5px;
  color: var(--blue);
  background: var(--blue-100);
}

.tile span.lb {
  display: block;
  margin-top: 7px;
  font-size: 11.5px;
  color: #8b95a6;
}

.tile b {
  display: block;
  margin-top: 1px;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: .01em;
  color: #16202e;
}

.tile b i {
  font-style: normal;
  font-size: 11.5px;
  font-weight: 400;
  color: #98a2b2;
  margin-left: 3px;
}

.chart {
  margin-top: 16px;
  background: #fff;
  border-radius: 10px;
  padding: 17px 20px 15px;
}

.chart-h {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: #43506a;
}

.chart-h em { font-style: normal; font-size: 11.5px; color: #9aa4b4; }

.bars { margin-top: 10px; }

.bar {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 33px;
}

.bar span {
  flex: 0 0 122px;
  font-size: 12px;
  color: #7b8697;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bar span em { font-style: normal; }
.bar span .vn { color: #97a2b3; margin-right: 6px; }
.bar span .vname { color: #4a5568; }

.bar .track {
  flex: 1 1 auto;
  min-width: 0;
  height: 13px;
  border-radius: 7px;
  background: #eff3fb;
  overflow: hidden;
}

.bar .track i {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  border-radius: 7px;
  background: linear-gradient(90deg, #93b8f6, #3f74dd);
}

.bar b {
  flex: 0 0 32px;
  text-align: right;
  font-size: 12.5px;
  font-weight: 600;
  color: #43506a;
}

.ana-r {
  min-width: 0;
  border-radius: 14px;
  padding: 22px 20px 16px;
  background: linear-gradient(150deg, #fdefe4 0%, #fdf7f1 100%);
}

.ana-r > h3 {
  margin: 0;
  text-align: center;
  font-size: 17px;
  font-weight: 600;
  color: #1b2432;
}

.ana-r .sub {
  margin: 3px 0 0;
  text-align: center;
  font-size: 11.5px;
  color: #b09a86;
}

.rank-head {
  display: flex;
  gap: 10px;
  margin-top: 15px;
  padding: 0 10px 6px;
  font-size: 11px;
  color: #b09a86;
  white-space: nowrap;
}

.rank-head span:first-child { flex: 0 0 26px; }
.rank-head span:last-child { flex: 1 1 auto; }

.rank {
  margin: 0;
  padding: 0;
  list-style: none;
}

.rank li {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 34px;
  padding: 0 10px;
  border-radius: 6px;
  font-size: 12.5px;
  color: #4a5567;
}

.rank li:nth-child(1) { background: #fdefd7; }
.rank li:nth-child(2) { background: #e9f0fd; }
.rank li:nth-child(3) { background: #fde8ee; }

.rank .n {
  flex: 0 0 20px;
  font-size: 12px;
  color: #9a8672;
  font-variant-numeric: tabular-nums;
}

.rank li:nth-child(1) .n,
.rank li:nth-child(2) .n,
.rank li:nth-child(3) .n { color: #7d6a56; font-weight: 600; }

.rank .t {
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank .v {
  flex: 0 0 auto;
  font-size: 11px;
  color: #a08c78;
}

/* 双栏面板 */

.two {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px;
  margin-top: 34px;
}

.panel {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  background: #fff;
  border-radius: 12px;
  padding: 26px 26px 28px;
  box-shadow: 0 6px 24px rgba(20, 40, 80, .05);
}

.panel::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 156px;
  height: 58px;
  border-bottom-left-radius: 74px;
  background: linear-gradient(118deg, rgba(74, 134, 234, .82), rgba(133, 178, 246, .55));
  opacity: .8;
}

.panel::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -58px;
  width: 210px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(220, 233, 252, .75), rgba(255, 255, 255, 0) 70%);
}

.panel-h {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
}

.panel-h i {
  width: 13px;
  height: 13px;
  border-radius: 3px;
  background: linear-gradient(135deg, #4a86ea, #2a5bcc);
  transform: rotate(45deg);
  flex: 0 0 auto;
}

.panel-h h3 {
  margin: 0;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: .02em;
  color: #16202e;
}

.pdesc {
  position: relative;
  z-index: 2;
  margin: 18px 0 0;
  border-radius: 10px;
  padding: 15px 17px;
  background: #f4f8ff;
  font-size: 12.5px;
  line-height: 2;
  color: #6a7688;
}

.pdesc .go {
  display: block;
  margin-top: 4px;
  text-align: right;
  font-size: 12.5px;
  color: var(--blue);
}

.pdesc .go:hover { text-decoration: underline; }

.vols {
  position: relative;
  z-index: 2;
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-content: space-between;
  gap: 12px;
  margin-top: 16px;
}

.vol {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 50px;
  padding: 0 15px;
  border-radius: 8px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  color: #fff;
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: .02em;
  transition: .25s;
}

.vol::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(95deg, rgba(13, 28, 58, .62), rgba(13, 28, 58, .16));
}

.vol span,
.vol b { position: relative; z-index: 2; }

.vol b {
  font-size: 10.5px;
  font-weight: 400;
  opacity: .78;
  letter-spacing: 0;
}

.vol:hover { transform: translateY(-2px); }
.vol:hover::after { background: linear-gradient(95deg, rgba(13, 28, 58, .72), rgba(13, 28, 58, .24)); }

.res {
  position: relative;
  z-index: 2;
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-content: space-between;
  gap: 12px;
  margin-top: 16px;
}

.res a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  height: 50px;
  padding: 0 12px;
  border: 1px solid #eef2f9;
  border-radius: 8px;
  background: #fff;
  transition: .2s;
}

.res a:hover {
  border-color: #cddcf6;
  box-shadow: 0 4px 14px rgba(20, 40, 80, .07);
  transform: translateY(-1px);
}

.res .ri {
  flex: 0 0 auto;
  width: 27px;
  height: 27px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-size: 12px;
  color: #fff;
  background: linear-gradient(140deg, #7aa5ee, #2f63d4);
}

.res .rt { min-width: 0; }

.res b {
  display: block;
  font-size: 12.8px;
  font-weight: 500;
  color: #2b3546;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.res small {
  display: block;
  font-size: 10.8px;
  color: #9aa4b4;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 著者条 */

.au-strip { padding: 40px 0 0; }

.au-strip .in {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 15px 22px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid #eef2f9;
}

.au-strip .lb {
  font-size: 12px;
  color: #a3adbd;
  letter-spacing: .1em;
}

.au-strip .who {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13.5px;
  color: #2b3546;
}

.au-strip .who em {
  font-style: normal;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(140deg, #dbe7fc, #c1d5f7);
  color: var(--blue-700);
  font-size: 13px;
}

.au-strip .who small {
  font-size: 11.5px;
  color: #9aa4b4;
  margin-left: 2px;
}

.au-strip .link {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--blue);
}

.au-strip .link:hover { text-decoration: underline; }

/* ------------------------------------------------------------ 页脚 */

.ft {
  margin-top: 52px;
  padding: 40px 0 26px;
  background: #fff;
  border-top: 1px solid var(--line);
}

.ft-in {
  display: grid;
  grid-template-columns: 210px repeat(4, minmax(0, 1fr));
  gap: 26px;
}

.ft-brand .brand { gap: 10px; }

.ft-brand .brand-logo { width: 34px; height: 34px; }

.ft-brand .brand-text b { font-size: 13.5px; color: #2b3546; }

.ft-brand .brand-text span { font-size: 8px; }

.ft h5 {
  margin: 0 0 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: #2b3546;
  letter-spacing: .02em;
}

.ft ul { margin: 0; padding: 0; list-style: none; }

.ft li {
  font-size: 12px;
  line-height: 2.15;
  color: #8b95a6;
}

.ft li b { color: #5d6879; font-weight: 400; margin-right: 6px; }

.ft a { color: #8b95a6; transition: color .18s; }
.ft a:hover { color: var(--blue); }

.ft-qr {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.ft-qr .code {
  display: block;
  width: 104px;
  height: 104px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  flex: 0 0 auto;
}

.ft-qr .code svg,
.ft-qr .code img {
  width: 100%;
  height: 100%;
  display: block;
}

.ft-qr p { margin: 0; font-size: 11.5px; line-height: 1.85; color: #9aa4b4; }

.ft-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 0;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--line-2);
  font-size: 12px;
  color: #a3adbd;
}

.ft-links b { font-weight: 400; color: #8b95a6; margin-right: 14px; }

.ft-links a { margin: 0 13px; }
.ft-links a:first-of-type { margin-left: 0; }

.ft-links i { color: #dfe5ef; font-style: normal; }

.ft-bot {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 13px;
  font-size: 12px;
  color: #adb6c3;
}

/* ------------------------------------------------------------ 杂项 */

.to-top {
  position: fixed;
  right: 22px;
  bottom: 26px;
  z-index: 80;
  width: 40px;
  height: 40px;
  border: 1px solid #e2e8f3;
  border-radius: 50%;
  background: #fff;
  color: #5d6879;
  font-size: 16px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: .22s;
  box-shadow: 0 4px 16px rgba(20, 40, 80, .1);
}

.to-top.on { opacity: 1; visibility: visible; }
.to-top:hover { color: var(--blue); border-color: #cfdcf5; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: none;
  place-items: center;
  padding: 40px;
  background: rgba(12, 20, 34, .9);
}

.lightbox.on { display: grid; }

.lightbox img {
  max-width: min(92vw, 780px);
  max-height: 88vh;
  width: auto;
  border-radius: 4px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .45);
}

.lightbox button {
  position: absolute;
  right: 26px;
  top: 20px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}

/* ------------------------------------------------------------ 内页外壳适配 */

body:not(.pg-index) .ft { margin-top: 60px; }

/* ------------------------------------------------------------ 响应式 */

@media (max-width: 1120px) {
  .head-in { gap: 26px; }
  .nav { gap: 24px; }
  .deck-in { grid-template-columns: 1.85fr 1fr 1fr; }
  .ana { grid-template-columns: minmax(0, 1fr) 300px; }
}

@media (max-width: 980px) {
  .head-in { gap: 18px; }
  .nav { display: none; }
  .nav-toggle { display: block; }
  .head-tools { margin-left: auto; }
  .deck-in { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .dcard.c1 { grid-column: 1 / -1; }
  .dcard.c1 .art { width: 112px; }
  .ana { grid-template-columns: minmax(0, 1fr); }
  .ana-r { padding-bottom: 20px; }
  .two { grid-template-columns: minmax(0, 1fr); }
  .ft-in { grid-template-columns: 180px repeat(2, minmax(0, 1fr)); row-gap: 30px; }
}

@media (max-width: 760px) {
  .wrap { padding: 0 18px; }

  .head-in { height: 60px; }
  .brand-logo { width: 32px; height: 32px; }
  .brand-text b { font-size: 14.5px; letter-spacing: .04em; }
  .brand-text span { font-size: 8px; letter-spacing: .1em; }
  .btn-quiet { height: 32px; padding: 0 12px; font-size: 12.5px; }
  .head-tools .btn-quiet { display: none; }
  .round-btn { width: 32px; height: 32px; }

  .hero { padding: 38px 0 40px; }
  .hero::after { display: none; }
  .hero h1 { font-size: 28px; letter-spacing: .08em; text-indent: .08em; }
  .hero-num {
    gap: 10px;
    margin-top: 15px;
    font-size: 12.5px;
    letter-spacing: .01em;
  }
  .hero-num i { width: 22px; }

  .hs { margin-top: 24px; border-radius: 10px; }
  .hs-top { padding: 10px 10px 0; }
  .hs-tabs { gap: 2px; }
  .hs-tabs button { height: 28px; padding: 0 12px; font-size: 12.5px; }
  .hs-adv { font-size: 12px; }
  .hs-row { gap: 8px; padding: 6px 8px 10px 12px; }
  .hs-row input { height: 42px; font-size: 14px; }
  .hs-go { width: 40px; height: 40px; }
  .hero-hot { margin-top: 12px; font-size: 12px; line-height: 2; }
  .hero-hot a:nth-of-type(n+5) { display: none; }

  .results { padding: 22px 0 0; }
  .res-box { padding: 18px 16px 4px; }
  .res-top h2 { font-size: 16.5px; }
  .res-kw { font-size: 12px; }
  .res-tabs { gap: 16px; }
  .res-tabs button { font-size: 12.5px; }

  .hit { grid-template-columns: 74px minmax(0, 1fr); gap: 14px; padding: 18px 0; }
  .hit-cover { width: 74px; height: 105px; }
  .hit h3 { font-size: 15.5px; }
  .hit-abs {
    font-size: 12.5px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .hit-dl { display: none; }
  .hit-acts a { height: 30px; padding: 0 12px; font-size: 12.5px; }
  .hit-acts a:nth-child(3) { display: none; }
  .res-clear { padding: 0 10px; }
  .res-clear .lb-l { display: none; }
  .res-clear .lb-s { display: inline; }

  .hit.row { grid-template-columns: auto minmax(0, 1fr); gap: 10px; }
  .hit.row .hit-go { display: none; }
  .hit-k { width: 34px; height: 22px; font-size: 11px; }

  .deck { margin-top: -16px; }
  .deck-in { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .dcard { padding: 20px 18px 18px; border-radius: 10px; }
  .dcard h2 { font-size: 16.5px; }
  .dcard h3 { font-size: 16px; }
  .dcard p.body { font-size: 12.5px; line-height: 1.95; }
  .dcard li { font-size: 12px; }
  .dcard .art { width: 86px; opacity: .85; }
  .dcard.c1 .art { width: 92px; }

  .sec { padding-top: 40px; }
  .sec-h h2 { font-size: 21px; }
  .sec-h p { margin-top: 10px; font-size: 12.5px; line-height: 1.95; }
  .ana { margin-top: 24px; gap: 12px; }
  .ana-l { padding: 20px 16px 16px; border-radius: 12px; }
  .ana-l > h3 { font-size: 15.5px; }
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 16px; }
  .tile { padding: 11px 12px 10px; }
  .tile b { font-size: 19px; }
  .chart { padding: 14px 14px 10px; }
  .chart-h { font-size: 12.5px; }
  .bar { height: 30px; }
  .bar span { flex: 0 0 62px; font-size: 11px; }
  .bar span .vname { display: none; }
  .bar .track { height: 11px; }
  .bar b { flex: 0 0 24px; font-size: 11.5px; }
  .ana-r { padding: 20px 14px 14px; border-radius: 12px; }
  .ana-r > h3 { font-size: 15.5px; }
  .rank li { height: 32px; padding: 0 8px; font-size: 12px; gap: 8px; }
  .rank .v { font-size: 10.5px; }

  .two { margin-top: 24px; gap: 12px; }
  .panel { padding: 20px 18px 20px; border-radius: 10px; }
  .panel::before { width: 108px; height: 44px; }
  .panel-h h3 { font-size: 18px; }
  .pdesc { margin-top: 15px; padding: 13px 14px; font-size: 12px; line-height: 1.95; }
  .vols,
  .res { gap: 10px; margin-top: 14px; }
  .vol { height: 46px; padding: 0 12px; font-size: 12.5px; gap: 6px; }
  .vol b { font-size: 10px; }
  .res a { height: 46px; padding: 0 10px; gap: 8px; }
  .res .ri { width: 24px; height: 24px; font-size: 11px; border-radius: 5px; }
  .res b { font-size: 12px; }
  .res small { font-size: 10px; }

  .au-strip { padding-top: 28px; }
  .au-strip .in { padding: 13px 15px; gap: 10px 14px; border-radius: 10px; }
  .au-strip .link { margin-left: 0; }

  .ft { margin-top: 36px; padding: 30px 0 22px; }
  .ft-in { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 18px; }
  .ft-brand { grid-column: 1 / -1; }
  .ft-qr { grid-column: 1 / -1; }
  .ft-links { margin-top: 20px; }
  .ft-links a { margin: 0 10px 0 0; }
  .ft-bot { font-size: 11.5px; line-height: 1.85; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 25px; }
  .hs-tabs button { padding: 0 10px; }
  .hit { grid-template-columns: 66px minmax(0, 1fr); gap: 12px; }
  .hit-cover { width: 66px; height: 94px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}