@charset "UTF-8";
/* ==========================================================================
   中国168飞艇彩网 lanjingdata.cn —— 站点样式表
   视觉风格：蓝白商务 · 网格严谨 · 数据感强 · 小圆角
   主色 #1D4ED8 / 浅底 #EFF6FF / 深色文字 #0F172A
   目录：
   01 Reset        02 设计变量     03 基础排版     04 顶部信息条
   05 Header/导航  06 按钮        07 Hero 横幅    08 公告跑马灯
   09 号码球       10 卡片/网格    11 表格        12 排行榜
   13 标签         14 分页        15 面包屑      16 时间轴
   17 FAQ 折叠     18 表单        19 侧边栏      20 页脚
   21 浮动层       22 滚动动画     23 数据可视化  24 响应式
   ========================================================================== */

/* ===== 01 Reset ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  min-height: 100vh;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

img {
  height: auto;
  border: 0;
}

ul,
ol {
  list-style: none;
}

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  outline: none;
}

button {
  background: none;
  border: 0;
  cursor: pointer;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
  width: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.35;
}

address {
  font-style: normal;
}

/* ===== 02 设计变量 ===================================================== */
:root {
  /* 主色系 */
  --c-primary: #1D4ED8;
  --c-primary-dark: #1E3A8A;
  --c-primary-mid: #2563EB;
  --c-primary-light: #3B82F6;
  --c-primary-soft: #DBEAFE;
  --c-tint: #EFF6FF;

  /* 辅助/强调色 */
  --c-accent: #0EA5E9;
  --c-accent-soft: #E0F2FE;
  --c-success: #16A34A;
  --c-success-soft: #DCFCE7;
  --c-warn: #F59E0B;
  --c-warn-soft: #FEF3C7;
  --c-danger: #DC2626;

  /* 背景与卡片 */
  --c-bg: #F8FAFC;
  --c-bg-alt: #EFF6FF;
  --c-card: #FFFFFF;
  --c-card-alt: #FBFDFF;
  --c-dark: #0F172A;

  /* 文字 */
  --c-text: #0F172A;
  --c-text-sub: #475569;
  --c-text-muted: #94A3B8;
  --c-text-invert: #F8FAFC;

  /* 边框 */
  --c-border: #E2E8F0;
  --c-border-strong: #CBD5E1;
  --c-border-primary: #BFDBFE;

  /* 圆角（本站：小圆角） */
  --r-xs: 3px;
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 10px;
  --r-pill: 999px;

  /* 阴影（克制） */
  --sh-xs: 0 1px 2px rgba(15, 23, 42, .05);
  --sh-sm: 0 1px 3px rgba(15, 23, 42, .07), 0 1px 2px rgba(15, 23, 42, .04);
  --sh-md: 0 4px 12px rgba(15, 23, 42, .08);
  --sh-lg: 0 10px 28px rgba(29, 78, 216, .12);
  --sh-ring: 0 0 0 3px rgba(29, 78, 216, .12);

  /* 布局 */
  --container: 1200px;
  --container-narrow: 860px;
  --gap: 24px;
  --header-h: 66px;

  /* 过渡 */
  --tr: .24s cubic-bezier(.4, 0, .2, 1);
  --tr-fast: .14s ease;

  /* 字体 */
  --font-sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  --font-num: "DIN Alternate", "Helvetica Neue", Arial, sans-serif;

  /* 网格线（数据感背景） */
  --grid-line: rgba(29, 78, 216, .06);
  --grid-size: 28px;
}

/* ===== 03 基础排版 ===================================================== */
body {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--c-text);
  background-color: var(--c-bg);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
  background-position: center top;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 54px 0;
}

.section--tint {
  background: var(--c-tint);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

.section--tight {
  padding: 34px 0;
}

.sec-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}

.sec-head__left {
  max-width: 720px;
}

.sec-title {
  font-size: 26px;
  letter-spacing: -.3px;
  color: var(--c-text);
  position: relative;
  padding-left: 14px;
}

.sec-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--c-primary-light), var(--c-primary));
}

.sec-desc {
  margin-top: 8px;
  color: var(--c-text-sub);
  font-size: 14px;
}

.sec-more {
  color: var(--c-primary);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  transition: var(--tr);
}

.sec-more:hover {
  color: var(--c-primary-dark);
  gap: 8px;
}

.text-accent { color: var(--c-primary); }
.text-muted { color: var(--c-text-muted); }

.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

.mono-badge {
  display: inline-block;
  font-family: var(--font-num);
  background: var(--c-tint);
  color: var(--c-primary);
  border: 1px solid var(--c-border-primary);
  border-radius: var(--r-sm);
  padding: 1px 8px;
  font-size: 12px;
  font-weight: 700;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.grid-lines {
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 22px 22px;
}

/* ===== 04 顶部信息条 =================================================== */
.topbar {
  background: var(--c-dark);
  color: #CBD5E1;
  font-size: 12.5px;
  border-bottom: 1px solid #1E293B;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 36px;
  flex-wrap: wrap;
}

.topbar__list {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.topbar__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar__item svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: var(--c-primary-light);
  stroke-width: 1.8;
}

.topbar__item b {
  color: #F8FAFC;
  font-family: var(--font-num);
  font-weight: 600;
}

.topbar__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-success);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, .2);
  animation: pulse 1.8s infinite;
}

.topbar__right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar__right a {
  color: var(--c-primary-light);
  font-weight: 600;
  transition: var(--tr);
}

.topbar__right a:hover {
  color: #fff;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(22, 163, 74, .22); }
  50% { box-shadow: 0 0 0 6px rgba(22, 163, 74, .05); }
}

/* ===== 05 Header / 导航 ================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--c-border);
  transition: box-shadow var(--tr);
}

.site-header.is-stuck {
  box-shadow: var(--sh-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: var(--header-h);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo__mark {
  width: 38px;
  height: 38px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  display: grid;
  place-items: center;
  box-shadow: var(--sh-sm);
}

.logo__mark svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: #fff;
  stroke-width: 1.7;
}

.logo__text b {
  display: block;
  font-size: 19px;
  letter-spacing: .5px;
  color: var(--c-text);
  line-height: 1.2;
}

.logo__text span {
  display: block;
  font-size: 10.5px;
  letter-spacing: 1.6px;
  color: var(--c-text-muted);
  text-transform: uppercase;
  font-family: var(--font-num);
}

.nav {
  flex: 1;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  display: block;
  padding: 9px 15px;
  border-radius: var(--r-md);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text-sub);
  position: relative;
  transition: var(--tr);
}

.nav__link:hover {
  color: var(--c-primary);
  background: var(--c-tint);
}

.nav__link.is-active {
  color: var(--c-primary);
  background: var(--c-tint);
}

.nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 15px;
  right: 15px;
  bottom: 2px;
  height: 2px;
  border-radius: 1px;
  background: var(--c-primary);
}

.header__tools {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.search {
  position: relative;
}

.search__input {
  width: 176px;
  height: 38px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-md);
  background: var(--c-bg);
  padding: 0 36px 0 12px;
  font-size: 13.5px;
  transition: var(--tr);
}

.search__input:focus {
  width: 208px;
  background: #fff;
  border-color: var(--c-primary-light);
  box-shadow: var(--sh-ring);
}

.search__btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  color: var(--c-text-muted);
  transition: var(--tr);
}

.search__btn:hover {
  color: var(--c-primary);
  background: var(--c-tint);
}

.search__btn svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.hamburger {
  display: none;
  width: 42px;
  height: 38px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-md);
  padding: 9px 10px;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--c-text);
  border-radius: 1px;
  transition: var(--tr);
}

.hamburger.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ===== 06 按钮 ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 20px;
  border-radius: var(--r-md);
  font-size: 14.5px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--tr);
  white-space: nowrap;
}

.btn svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
}

.btn--primary {
  background: linear-gradient(135deg, var(--c-primary-mid), var(--c-primary));
  color: #fff;
  box-shadow: 0 2px 8px rgba(29, 78, 216, .25);
}

.btn--primary:hover {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  transform: translateY(-1px);
  box-shadow: var(--sh-lg);
}

.btn--ghost {
  background: #fff;
  color: var(--c-primary);
  border-color: var(--c-border-primary);
}

.btn--ghost:hover {
  background: var(--c-tint);
  border-color: var(--c-primary-light);
}

.btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .5);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, .14);
  border-color: #fff;
}

.btn--sm {
  height: 34px;
  padding: 0 14px;
  font-size: 13px;
}

.btn--block {
  width: 100%;
}

.btn--dark {
  background: var(--c-dark);
  color: #fff;
}

.btn--dark:hover {
  background: #1E293B;
}

.btn-link {
  color: var(--c-primary);
  font-size: 13.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--tr);
}

.btn-link:hover {
  gap: 8px;
  color: var(--c-primary-dark);
}

/* ===== 07 Hero 横幅 ==================================================== */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, #0B1220 0%, #172554 48%, #1D4ED8 100%);
  color: #fff;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 40px;
  align-items: center;
  padding: 60px 0 66px;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59, 130, 246, .16);
  border: 1px solid rgba(147, 197, 253, .4);
  color: #DBEAFE;
  border-radius: var(--r-pill);
  padding: 5px 14px;
  font-size: 12.5px;
  letter-spacing: .5px;
  margin-bottom: 18px;
}

.hero__tag svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: #93C5FD;
  stroke-width: 2;
}

.hero h1 {
  font-size: 40px;
  line-height: 1.28;
  letter-spacing: -.5px;
  margin-bottom: 16px;
}

.hero h1 em {
  font-style: normal;
  color: #93C5FD;
}

.hero__sub {
  font-size: 15.5px;
  color: #BFDBFE;
  max-width: 560px;
  margin-bottom: 26px;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(148, 197, 253, .18);
  border: 1px solid rgba(148, 197, 253, .18);
  border-radius: var(--r-md);
  overflow: hidden;
}

.hero__stat {
  background: rgba(9, 18, 40, .55);
  padding: 16px 14px;
  text-align: center;
}

.hero__stat b {
  display: block;
  font-family: var(--font-num);
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  letter-spacing: .5px;
}

.hero__stat span {
  display: block;
  font-size: 12px;
  color: #93C5FD;
  margin-top: 2px;
}

.hero__figure {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid rgba(147, 197, 253, .35);
  box-shadow: 0 18px 44px rgba(2, 6, 23, .45);
}

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

.hero__float {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(15, 23, 42, .82);
  border: 1px solid rgba(147, 197, 253, .35);
  border-radius: var(--r-md);
  padding: 10px 14px;
  font-size: 12px;
  color: #DBEAFE;
  backdrop-filter: blur(4px);
}

.hero__float b {
  font-family: var(--font-num);
  color: #fff;
  font-size: 15px;
}

/* 内页页头横幅 */
.page-hero {
  background: linear-gradient(120deg, #0B1220, #1E3A8A);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 30px 30px;
}

.page-hero__inner {
  position: relative;
  padding: 40px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.page-hero h1 {
  font-size: 30px;
  margin-bottom: 8px;
}

.page-hero p {
  color: #BFDBFE;
  font-size: 14.5px;
  max-width: 640px;
}

.page-hero__img {
  width: 300px;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid rgba(147, 197, 253, .3);
  flex-shrink: 0;
}

.page-hero__img img {
  width: 100%;
}

/* ===== 08 公告跑马灯 =================================================== */
.ticker {
  background: #fff;
  border-bottom: 1px solid var(--c-border);
  border-top: 1px solid var(--c-border);
}

.ticker__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 46px;
  overflow: hidden;
}

.ticker__label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--c-primary);
  color: #fff;
  font-size: 12.5px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
}

.ticker__label svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.ticker__viewport {
  flex: 1;
  overflow: hidden;
  position: relative;
  height: 24px;
}

.ticker__track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  position: absolute;
  will-change: transform;
  animation: ticker-move 32s linear infinite;
}

.ticker__track:hover {
  animation-play-state: paused;
}

.ticker__item {
  font-size: 13.5px;
  color: var(--c-text-sub);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.ticker__item b {
  color: var(--c-primary);
  font-family: var(--font-num);
}

@keyframes ticker-move {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== 09 号码球 ======================================================= */
.ball {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-family: var(--font-num);
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(145deg, var(--c-primary-light), var(--c-primary));
  box-shadow: inset 0 -2px 4px rgba(0, 0, 0, .18), 0 2px 6px rgba(29, 78, 216, .3);
  position: relative;
}

.ball::after {
  content: "";
  position: absolute;
  top: 6px;
  left: 9px;
  width: 10px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .45);
  filter: blur(1px);
}

.ball--sm {
  width: 30px;
  height: 30px;
  font-size: 13px;
}

.ball--lg {
  width: 52px;
  height: 52px;
  font-size: 22px;
}

.ball--alt {
  background: linear-gradient(145deg, #38BDF8, var(--c-accent));
  box-shadow: inset 0 -2px 4px rgba(0, 0, 0, .18), 0 2px 6px rgba(14, 165, 233, .3);
}

.ball--dark {
  background: linear-gradient(145deg, #475569, var(--c-dark));
  box-shadow: inset 0 -2px 4px rgba(0, 0, 0, .2), 0 2px 6px rgba(15, 23, 42, .3);
}

.ball--muted {
  background: linear-gradient(145deg, #CBD5E1, #94A3B8);
}

.ball-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* 开奖结果卡 */
.draw-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  transition: var(--tr);
  border-left: 3px solid var(--c-primary-light);
}

.draw-card:hover {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-md);
  transform: translateY(-2px);
}

.draw-card__meta {
  flex-shrink: 0;
  min-width: 150px;
}

.draw-card__issue {
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-primary);
}

.draw-card__date {
  font-size: 12.5px;
  color: var(--c-text-muted);
}

.draw-card__balls {
  flex: 1;
}

.draw-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ===== 10 卡片 / 网格 ================================================== */
.card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: var(--tr);
}

.card:hover {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-md);
  transform: translateY(-3px);
}

.card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--c-tint);
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.card:hover .card__media img {
  transform: scale(1.05);
}

.card__body {
  padding: 16px 18px 20px;
}

.card__title {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--c-text);
}

.card__title a:hover {
  color: var(--c-primary);
}

.card__text {
  font-size: 13.5px;
  color: var(--c-text-sub);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--c-text-muted);
  flex-wrap: wrap;
}

.card__meta svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  display: inline-block;
  vertical-align: -2px;
  margin-right: 3px;
}

.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: var(--r-sm);
  background: var(--c-tint);
  color: var(--c-primary);
  border: 1px solid var(--c-border-primary);
}

.badge--green { background: var(--c-success-soft); color: var(--c-success); border-color: #86EFAC; }
.badge--warn { background: var(--c-warn-soft); color: #B45309; border-color: #FCD34D; }
.badge--gray { background: #F1F5F9; color: var(--c-text-sub); border-color: var(--c-border); }
.badge--dark { background: var(--c-dark); color: #fff; border-color: var(--c-dark); }

/* 通用栅格 */
.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }
.grid--6 { grid-template-columns: repeat(6, 1fr); }

.grid--main-side {
  grid-template-columns: minmax(0, 1fr) 320px;
  align-items: start;
}

/* 玩法分类卡 */
.play-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 22px 18px;
  text-align: center;
  transition: var(--tr);
  position: relative;
  overflow: hidden;
}

.play-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary-light), var(--c-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--tr);
}

.play-card:hover::before { transform: scaleX(1); }

.play-card:hover {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-md);
  transform: translateY(-3px);
}

.play-card__icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 14px;
  border-radius: var(--r-md);
  background: var(--c-tint);
  border: 1px solid var(--c-border-primary);
  display: grid;
  place-items: center;
}

.play-card__icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--c-primary);
  stroke-width: 1.7;
}

.play-card h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.play-card p {
  font-size: 13px;
  color: var(--c-text-sub);
  margin-bottom: 12px;
}

/* 大图卡片（热门竞猜） */
.feature-card {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  min-height: 250px;
  display: flex;
  align-items: flex-end;
  border: 1px solid var(--c-border);
}

.feature-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.feature-card:hover img { transform: scale(1.06); }

.feature-card__mask {
  position: relative;
  width: 100%;
  padding: 22px 20px 18px;
  background: linear-gradient(180deg, transparent, rgba(6, 15, 35, .88));
  color: #fff;
}

.feature-card__mask h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.feature-card__mask p {
  font-size: 13px;
  color: #CBD5E1;
  margin-bottom: 10px;
}

.feature-card__tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(29, 78, 216, .9);
  color: #fff;
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--r-sm);
}

/* 优势卡 */
.adv-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 20px 18px;
  display: flex;
  gap: 14px;
  transition: var(--tr);
}

.adv-card:hover {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-sm);
}

.adv-card__icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  display: grid;
  place-items: center;
}

.adv-card__icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #fff;
  stroke-width: 1.8;
}

.adv-card h3 {
  font-size: 15.5px;
  margin-bottom: 4px;
}

.adv-card p {
  font-size: 13px;
  color: var(--c-text-sub);
}

/* 统计指标条 */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
}

.stat-strip__item {
  background: #fff;
  padding: 20px 18px;
  text-align: center;
}

.stat-strip__item b {
  display: block;
  font-family: var(--font-num);
  font-size: 27px;
  font-weight: 700;
  color: var(--c-primary);
  letter-spacing: .5px;
}

.stat-strip__item span {
  display: block;
  font-size: 13px;
  color: var(--c-text-sub);
  margin-top: 2px;
}

/* 步骤流程 */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  counter-reset: step;
}

.step {
  position: relative;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 22px 18px 20px;
}

.step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute;
  top: -12px;
  left: 18px;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background: var(--c-primary);
  padding: 3px 10px;
  border-radius: var(--r-sm);
  box-shadow: var(--sh-sm);
}

.step h3 {
  font-size: 15.5px;
  margin: 8px 0 6px;
}

.step p {
  font-size: 13px;
  color: var(--c-text-sub);
}

/* 评价卡 */
.quote-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 22px 20px;
  position: relative;
}

.quote-card::before {
  content: "\201C";
  position: absolute;
  top: 6px;
  right: 18px;
  font-size: 56px;
  line-height: 1;
  color: var(--c-primary-soft);
  font-family: Georgia, serif;
}

.quote-card p {
  font-size: 14px;
  color: var(--c-text-sub);
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}

.quote-card__who {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--c-tint);
  border: 1px solid var(--c-border-primary);
  color: var(--c-primary);
  font-weight: 700;
  font-size: 15px;
  font-family: var(--font-num);
  flex-shrink: 0;
}

.quote-card__who b {
  display: block;
  font-size: 14px;
}

.quote-card__who span {
  display: block;
  font-size: 12px;
  color: var(--c-text-muted);
}

/* CTA 区块 */
.cta-box {
  background: linear-gradient(120deg, #0B1220, #1E3A8A 60%, var(--c-primary));
  border-radius: var(--r-lg);
  padding: 44px 40px;
  color: #fff;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  flex-wrap: wrap;
}

.cta-box::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 30px 30px;
}

.cta-box__text { position: relative; max-width: 620px; }
.cta-box h2 { font-size: 26px; margin-bottom: 10px; }
.cta-box p { color: #BFDBFE; font-size: 14.5px; }
.cta-box__actions { position: relative; display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== 11 表格 ========================================================= */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  background: #fff;
}

.data-table {
  min-width: 680px;
  font-size: 14px;
}

.data-table thead th {
  background: var(--c-tint);
  color: var(--c-text);
  font-weight: 600;
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--c-border-primary);
  font-size: 13.5px;
  white-space: nowrap;
}

.data-table tbody td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text-sub);
  vertical-align: middle;
}

.data-table tbody tr:last-child td { border-bottom: 0; }

.data-table tbody tr:hover {
  background: var(--c-card-alt);
}

.data-table tbody tr.is-hot {
  background: rgba(239, 246, 255, .7);
}

.data-table .col-num {
  font-family: var(--font-num);
  color: var(--c-text);
  font-weight: 600;
}

.data-table--compact thead th,
.data-table--compact tbody td {
  padding: 10px 12px;
}

.rate-bar {
  position: relative;
  height: 8px;
  width: 96px;
  background: #EEF2F7;
  border-radius: var(--r-pill);
  overflow: hidden;
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
}

.rate-bar i {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--c-primary-light), var(--c-primary));
}

.rate-bar--green i { background: linear-gradient(90deg, #4ADE80, var(--c-success)); }
.rate-bar--warn i { background: linear-gradient(90deg, #FCD34D, var(--c-warn)); }

/* ===== 12 排行榜 ======================================================= */
.rank-list {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--c-border);
  transition: var(--tr);
}

.rank-item:last-child { border-bottom: 0; }

.rank-item:hover {
  background: var(--c-card-alt);
  padding-left: 20px;
}

.rank-no {
  width: 24px;
  height: 24px;
  border-radius: var(--r-sm);
  display: grid;
  place-items: center;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  background: #F1F5F9;
  color: var(--c-text-sub);
  flex-shrink: 0;
}

.rank-item:nth-child(1) .rank-no { background: linear-gradient(135deg, #FBBF24, #F59E0B); color: #fff; }
.rank-item:nth-child(2) .rank-no { background: linear-gradient(135deg, #CBD5E1, #94A3B8); color: #fff; }
.rank-item:nth-child(3) .rank-no { background: linear-gradient(135deg, #FDBA74, #EA580C); color: #fff; }

.rank-name {
  flex: 1;
  font-size: 14px;
  color: var(--c-text);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-val {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 14px;
  color: var(--c-primary);
}

.rank-sub {
  font-size: 12.5px;
  color: var(--c-text-muted);
  min-width: 74px;
  text-align: right;
}

/* ===== 13 标签 ========================================================= */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  font-size: 13px;
  color: var(--c-text-sub);
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 5px 12px;
  transition: var(--tr);
}

.tag:hover {
  color: var(--c-primary);
  border-color: var(--c-primary-light);
  background: var(--c-tint);
  transform: translateY(-1px);
}

.tag--primary {
  background: var(--c-tint);
  color: var(--c-primary);
  border-color: var(--c-border-primary);
  font-weight: 600;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ===== 14 分页 ========================================================= */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.page-link {
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  background: #fff;
  color: var(--c-text-sub);
  font-size: 14px;
  font-family: var(--font-num);
  transition: var(--tr);
}

.page-link:hover {
  border-color: var(--c-primary-light);
  color: var(--c-primary);
  background: var(--c-tint);
}

.page-link.is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(29, 78, 216, .28);
}

.page-link.is-disabled {
  opacity: .5;
  pointer-events: none;
}

.page-info {
  text-align: center;
  color: var(--c-text-muted);
  font-size: 13px;
  margin-top: 12px;
}

/* ===== 15 面包屑 ======================================================= */
.breadcrumb {
  padding: 14px 0;
  font-size: 13px;
  color: var(--c-text-muted);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb__list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb__list li + li::before {
  content: "/";
  color: var(--c-border-strong);
}

.breadcrumb a {
  color: var(--c-text-sub);
  transition: var(--tr);
}

.breadcrumb a:hover {
  color: var(--c-primary);
}

.breadcrumb [aria-current="page"] {
  color: var(--c-primary);
  font-weight: 600;
}

/* ===== 16 时间轴 ======================================================= */
.timeline {
  position: relative;
  padding-left: 34px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-primary), var(--c-accent-soft));
}

.timeline__item {
  position: relative;
  padding-bottom: 26px;
}

.timeline__item:last-child { padding-bottom: 0; }

.timeline__item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--c-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, .12);
}

.timeline__year {
  display: inline-block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 14px;
  color: var(--c-primary);
  background: var(--c-tint);
  border: 1px solid var(--c-border-primary);
  border-radius: var(--r-sm);
  padding: 1px 10px;
  margin-bottom: 8px;
}

.timeline__item h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.timeline__item p {
  font-size: 13.5px;
  color: var(--c-text-sub);
}

/* ===== 17 FAQ 折叠 ===================================================== */
.faq {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: var(--tr);
}

.faq-item.is-open {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-sm);
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  text-align: left;
  transition: var(--tr);
}

.faq-q:hover { color: var(--c-primary); }

.faq-q__icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border-radius: var(--r-sm);
  background: var(--c-tint);
  display: grid;
  place-items: center;
  transition: var(--tr);
}

.faq-q__icon svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: var(--c-primary);
  stroke-width: 2.4;
  transition: transform var(--tr);
}

.faq-item.is-open .faq-q__icon {
  background: var(--c-primary);
}

.faq-item.is-open .faq-q__icon svg {
  stroke: #fff;
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .32s ease;
}

.faq-a__inner {
  padding: 0 18px 18px;
  font-size: 13.8px;
  color: var(--c-text-sub);
  border-top: 1px dashed var(--c-border);
  margin-top: 0;
  padding-top: 14px;
}

/* ===== 18 表单 ========================================================= */
.form-row {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  height: 42px;
  padding: 0 13px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-md);
  background: #fff;
  font-size: 14px;
  transition: var(--tr);
}

.form-control:focus {
  border-color: var(--c-primary-light);
  box-shadow: var(--sh-ring);
}

textarea.form-control {
  height: auto;
  min-height: 108px;
  padding: 11px 13px;
  resize: vertical;
  line-height: 1.6;
}

.form-hint {
  font-size: 12.5px;
  color: var(--c-text-muted);
  margin-top: 5px;
}

.form-msg {
  font-size: 13px;
  margin-top: 10px;
  padding: 9px 13px;
  border-radius: var(--r-md);
  display: none;
}

.form-msg.is-ok {
  display: block;
  background: var(--c-success-soft);
  color: #15803D;
  border: 1px solid #86EFAC;
}

.form-msg.is-err {
  display: block;
  background: #FEF2F2;
  color: #B91C1C;
  border: 1px solid #FCA5A5;
}

.subscribe-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.subscribe-form .form-control {
  flex: 1;
  min-width: 200px;
}

.filter-bar {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  flex-wrap: wrap;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 16px 18px;
}

.filter-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 140px;
}

.filter-field label {
  font-size: 12.5px;
  color: var(--c-text-muted);
}

.filter-field select,
.filter-field input {
  height: 38px;
  padding: 0 11px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-md);
  background: #fff;
  font-size: 13.5px;
  transition: var(--tr);
}

.filter-field select:focus,
.filter-field input:focus {
  border-color: var(--c-primary-light);
  box-shadow: var(--sh-ring);
}

/* ===== 19 侧边栏 ======================================================= */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.widget {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
}

.widget__head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--c-border);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
  background: var(--c-card-alt);
}

.widget__head::before {
  content: "";
  width: 3px;
  height: 15px;
  border-radius: 2px;
  background: var(--c-primary);
}

.widget__body {
  padding: 16px;
}

.widget-list { display: flex; flex-direction: column; }

.widget-list li {
  border-bottom: 1px dashed var(--c-border);
}

.widget-list li:last-child { border-bottom: 0; }

.widget-list a {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  font-size: 13.8px;
  color: var(--c-text-sub);
  transition: var(--tr);
  line-height: 1.55;
}

.widget-list a:hover { color: var(--c-primary); }

.widget-list .idx {
  font-family: var(--font-num);
  color: var(--c-text-muted);
  font-weight: 700;
  flex-shrink: 0;
}

.widget-list li:nth-child(1) .idx,
.widget-list li:nth-child(2) .idx,
.widget-list li:nth-child(3) .idx { color: var(--c-primary); }

.toc-list { display: flex; flex-direction: column; gap: 2px; }

.toc-list a {
  display: block;
  padding: 7px 10px;
  font-size: 13.5px;
  color: var(--c-text-sub);
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  transition: var(--tr);
}

.toc-list a:hover,
.toc-list a.is-active {
  color: var(--c-primary);
  background: var(--c-tint);
  border-left-color: var(--c-primary);
}

/* ===== 20 页脚 ========================================================= */
.site-footer {
  background: #0B1220;
  color: #94A3B8;
  margin-top: 0;
  font-size: 13.5px;
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent), var(--c-primary));
}

.footer__main {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 36px;
  padding: 48px 0 34px;
}

.footer__brand .logo__text b { color: #F8FAFC; }
.footer__brand .logo__text span { color: #64748B; }

.footer__brand p {
  margin: 14px 0 16px;
  font-size: 13px;
  line-height: 1.75;
  color: #94A3B8;
}

.footer__badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.footer__badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: #CBD5E1;
  background: rgba(148, 163, 184, .1);
  border: 1px solid rgba(148, 163, 184, .2);
  border-radius: var(--r-sm);
  padding: 4px 9px;
}

.footer__badge svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: #60A5FA;
  stroke-width: 1.9;
}

.footer__col h3 {
  font-size: 14.5px;
  color: #F1F5F9;
  margin-bottom: 14px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer__links a {
  color: #94A3B8;
  font-size: 13px;
  transition: var(--tr);
}

.footer__links a:hover {
  color: #60A5FA;
  padding-left: 3px;
}

.footer__contact li {
  display: flex;
  gap: 9px;
  margin-bottom: 10px;
  font-size: 13px;
  color: #94A3B8;
  line-height: 1.6;
}

.footer__contact svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: #60A5FA;
  stroke-width: 1.8;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer__links-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.footer__links-cloud a {
  font-size: 12px;
  color: #94A3B8;
  border: 1px solid rgba(148, 163, 184, .2);
  border-radius: var(--r-sm);
  padding: 3px 9px;
  transition: var(--tr);
}

.footer__links-cloud a:hover {
  color: #60A5FA;
  border-color: rgba(96, 165, 250, .5);
}

.footer__disclaimer {
  border-top: 1px solid rgba(148, 163, 184, .16);
  padding: 18px 0;
  font-size: 12.5px;
  color: #64748B;
  line-height: 1.8;
}

.footer__disclaimer strong {
  color: #94A3B8;
}

.footer__bottom {
  border-top: 1px solid rgba(148, 163, 184, .16);
  padding: 16px 0 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: #64748B;
}

.footer__bottom a { color: #94A3B8; }
.footer__bottom a:hover { color: #60A5FA; }

/* ===== 21 浮动层 ======================================================= */
.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 88px;
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  background: #fff;
  border: 1px solid var(--c-border-strong);
  display: grid;
  place-items: center;
  box-shadow: var(--sh-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: var(--tr);
  z-index: 300;
}

.back-to-top.is-show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--c-primary);
  stroke-width: 2.2;
}

.back-to-top:hover svg { stroke: #fff; }

.float-service {
  position: fixed;
  right: 22px;
  bottom: 30px;
  z-index: 300;
}

.float-service__btn {
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  display: grid;
  place-items: center;
  box-shadow: 0 6px 18px rgba(29, 78, 216, .35);
  transition: var(--tr);
}

.float-service__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(29, 78, 216, .45);
}

.float-service__btn svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #fff;
  stroke-width: 1.8;
}

.float-service__panel {
  position: absolute;
  right: 0;
  bottom: 56px;
  width: 250px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-lg);
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--tr);
}

.float-service__panel.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.float-service__panel h4 {
  font-size: 14px;
  margin-bottom: 6px;
}

.float-service__panel p {
  font-size: 12.5px;
  color: var(--c-text-sub);
  margin-bottom: 10px;
}

.float-service__panel a {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--c-primary);
  padding: 6px 0;
  font-weight: 600;
}

.float-service__panel a svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
}

/* ===== 22 滚动动画 ===================================================== */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.4, 0, .2, 1);
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-1 { transition-delay: .08s; }
.reveal--delay-2 { transition-delay: .16s; }
.reveal--delay-3 { transition-delay: .24s; }
.reveal--delay-4 { transition-delay: .32s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .ticker__track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ===== 23 数据可视化（纯 CSS） ========================================= */
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  height: 210px;
  padding: 20px 14px 0;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  position: relative;
  overflow: hidden;
}

.chart-bars::before {
  content: "";
  position: absolute;
  inset: 20px 14px 28px;
  background-image: linear-gradient(var(--c-border) 1px, transparent 1px);
  background-size: 100% 42px;
  pointer-events: none;
}

.chart-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  height: 100%;
  position: relative;
  z-index: 1;
}

.chart-bar__fill {
  width: 100%;
  max-width: 42px;
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  background: linear-gradient(180deg, var(--c-primary-light), var(--c-primary));
  transition: height 1s cubic-bezier(.4, 0, .2, 1);
  height: 0;
  position: relative;
}

.chart-bar__fill span {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11.5px;
  font-family: var(--font-num);
  color: var(--c-primary);
  font-weight: 700;
}

.chart-bar__label {
  font-size: 12px;
  color: var(--c-text-sub);
  white-space: nowrap;
}

.donut {
  --p: 68;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: conic-gradient(var(--c-primary) calc(var(--p) * 1%), var(--c-primary-soft) 0);
  display: grid;
  place-items: center;
  position: relative;
  flex-shrink: 0;
}

.donut::after {
  content: "";
  width: 104px;
  height: 104px;
  border-radius: 50%;
  background: #fff;
  position: absolute;
}

.donut__val {
  position: relative;
  z-index: 1;
  text-align: center;
}

.donut__val b {
  display: block;
  font-family: var(--font-num);
  font-size: 25px;
  color: var(--c-primary);
}

.donut__val span {
  display: block;
  font-size: 12px;
  color: var(--c-text-muted);
}

.legend {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.legend__row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--c-text-sub);
}

.legend__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--r-xs);
  flex-shrink: 0;
}

.legend__row b {
  margin-left: auto;
  font-family: var(--font-num);
  color: var(--c-text);
}

.donut-wrap {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}

/* 文章正文排版 */
.article-body {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 34px 38px 40px;
}

.article-body p {
  margin-bottom: 18px;
  color: #334155;
  font-size: 15.5px;
  line-height: 1.95;
}

.article-body h2 {
  font-size: 21px;
  margin: 34px 0 16px;
  padding-left: 13px;
  border-left: 4px solid var(--c-primary);
  line-height: 1.4;
  color: var(--c-text);
}

.article-body h3 {
  font-size: 17.5px;
  margin: 26px 0 12px;
  color: var(--c-text);
}

.article-body ul,
.article-body ol {
  margin: 0 0 18px 6px;
  padding-left: 22px;
  color: #334155;
  font-size: 15px;
}

.article-body ul li { list-style: disc; margin-bottom: 9px; line-height: 1.85; }
.article-body ol li { list-style: decimal; margin-bottom: 9px; line-height: 1.85; }

.article-body li::marker { color: var(--c-primary); font-weight: 700; }

.article-body figure {
  margin: 22px 0;
}

.article-body figure img {
  width: 100%;
  border-radius: var(--r-md);
  border: 1px solid var(--c-border);
}

.article-body figcaption {
  text-align: center;
  font-size: 12.5px;
  color: var(--c-text-muted);
  margin-top: 8px;
}

.article-body blockquote {
  margin: 22px 0;
  padding: 16px 20px;
  background: var(--c-tint);
  border-left: 4px solid var(--c-primary);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-size: 14.5px;
  color: var(--c-primary-dark);
  line-height: 1.85;
}

.article-body blockquote p {
  margin-bottom: 0;
  font-size: 14.5px;
  color: inherit;
}

.article-body .article-table {
  min-width: 100%;
}

.conclusion {
  background: linear-gradient(135deg, var(--c-tint), #fff);
  border: 1px solid var(--c-border-primary);
  border-radius: var(--r-md);
  padding: 18px 20px;
  margin: 24px 0;
  display: flex;
  gap: 14px;
}

.conclusion__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--r-md);
  background: var(--c-primary);
  display: grid;
  place-items: center;
}

.conclusion__icon svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: #fff;
  stroke-width: 2;
}

.conclusion h3 {
  font-size: 15.5px;
  margin: 0 0 5px;
}

.conclusion p {
  margin-bottom: 0;
  font-size: 13.8px;
  line-height: 1.8;
}

/* 文章头 */
.article-head {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 26px 30px 22px;
  margin-bottom: 20px;
}

.article-head h1 {
  font-size: 28px;
  line-height: 1.4;
  margin: 12px 0 14px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--c-text-muted);
  padding-top: 14px;
  border-top: 1px dashed var(--c-border);
}

.article-meta__item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.article-meta svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
}

/* 分享按钮组 */
.share-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 18px 0;
  border-top: 1px dashed var(--c-border);
  margin-top: 26px;
}

.share-group span {
  font-size: 13.5px;
  color: var(--c-text-muted);
}

.share-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--r-md);
  border: 1px solid var(--c-border);
  background: #fff;
  display: grid;
  place-items: center;
  transition: var(--tr);
}

.share-btn:hover {
  border-color: var(--c-primary);
  background: var(--c-tint);
  transform: translateY(-2px);
}

.share-btn svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: var(--c-text-sub);
  stroke-width: 1.8;
}

.share-btn:hover svg { stroke: var(--c-primary); }

/* 上下篇 */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 22px;
}

.post-nav a {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 14px 18px;
  font-size: 13.8px;
  color: var(--c-text-sub);
  transition: var(--tr);
}

.post-nav a:hover {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-sm);
  color: var(--c-primary);
}

.post-nav b {
  display: block;
  font-size: 12px;
  color: var(--c-text-muted);
  font-weight: 500;
  margin-bottom: 4px;
}

.post-nav .ta-r { text-align: right; }

/* 评论区 */
.comment-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.comment-item {
  display: flex;
  gap: 12px;
}

.comment-item__body {
  flex: 1;
  background: var(--c-card-alt);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 12px 15px;
}

.comment-item__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 5px;
}

.comment-item__head b { font-size: 13.5px; }
.comment-item__head time { font-size: 12px; color: var(--c-text-muted); }
.comment-item__body p { font-size: 13.5px; color: var(--c-text-sub); margin: 0; }

.comment-form {
  background: var(--c-card-alt);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 20px;
}

/* 价值观卡 / 荣誉徽章 / 团队卡 */
.value-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 22px 18px;
  border-top: 3px solid var(--c-primary);
}

.value-card__no {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-primary);
}

.value-card h3 { font-size: 16px; margin: 6px 0 8px; }
.value-card p { font-size: 13.5px; color: var(--c-text-sub); }

.honor-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 16px;
  transition: var(--tr);
}

.honor-card:hover {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-sm);
}

.honor-card__badge {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: var(--r-md);
  background: var(--c-tint);
  border: 1px solid var(--c-border-primary);
  display: grid;
  place-items: center;
}

.honor-card__badge svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: var(--c-primary);
  stroke-width: 1.6;
}

.honor-card h3 { font-size: 14.5px; margin-bottom: 3px; }
.honor-card p { font-size: 12.5px; color: var(--c-text-muted); }

.team-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
  text-align: center;
  transition: var(--tr);
}

.team-card:hover {
  border-color: var(--c-border-primary);
  box-shadow: var(--sh-md);
  transform: translateY(-3px);
}

.team-card__photo {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--c-tint);
}

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

.team-card__body { padding: 14px 14px 18px; }
.team-card__body h3 { font-size: 16px; margin-bottom: 3px; }
.team-card__role {
  display: inline-block;
  font-size: 12px;
  color: var(--c-primary);
  background: var(--c-tint);
  border: 1px solid var(--c-border-primary);
  border-radius: var(--r-sm);
  padding: 1px 9px;
  margin-bottom: 8px;
}
.team-card__body p { font-size: 12.8px; color: var(--c-text-sub); }

/* 联系 / 地图占位 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  align-items: start;
}

.info-list li {
  display: flex;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--c-border);
}

.info-list li:last-child { border-bottom: 0; }

.info-list__icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: var(--r-md);
  background: var(--c-tint);
  border: 1px solid var(--c-border-primary);
  display: grid;
  place-items: center;
}

.info-list__icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: var(--c-primary);
  stroke-width: 1.8;
}

.info-list b { display: block; font-size: 14px; margin-bottom: 2px; }
.info-list span { font-size: 13px; color: var(--c-text-sub); }

.map-placeholder {
  height: 100%;
  min-height: 340px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  background-color: var(--c-tint);
  background-image:
    linear-gradient(var(--c-border-primary) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-border-primary) 1px, transparent 1px);
  background-size: 30px 30px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
}

.map-placeholder__pin {
  width: 54px;
  height: 54px;
  margin: 0 auto 12px;
  border-radius: 50% 50% 50% 4px;
  background: var(--c-primary);
  transform: rotate(-45deg);
  display: grid;
  place-items: center;
  box-shadow: var(--sh-lg);
}

.map-placeholder__pin svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: #fff;
  stroke-width: 2;
  transform: rotate(45deg);
}

.map-placeholder p { font-size: 13.5px; color: var(--c-text-sub); }
.map-placeholder b { display: block; font-size: 15px; color: var(--c-text); margin-bottom: 4px; }

/* 订阅卡 */
.subscribe-card {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  border-radius: var(--r-md);
  padding: 30px 32px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.subscribe-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .07) 1px, transparent 1px);
  background-size: 26px 26px;
}

.subscribe-card__inner { position: relative; max-width: 640px; }
.subscribe-card h2 { font-size: 22px; margin-bottom: 8px; }
.subscribe-card p { color: #BFDBFE; font-size: 14px; margin-bottom: 16px; }

/* 筛选 chips */
.chip-group { display: flex; gap: 8px; flex-wrap: wrap; }

.chip {
  font-size: 13px;
  color: var(--c-text-sub);
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 6px 14px;
  cursor: pointer;
  transition: var(--tr);
}

.chip:hover { border-color: var(--c-primary-light); color: var(--c-primary); }

.chip.is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  font-weight: 600;
}

/* 空状态 */
.empty-tip {
  text-align: center;
  padding: 40px 20px;
  color: var(--c-text-muted);
  font-size: 14px;
}

/* ===== 24 响应式 ====================================================== */
@media (max-width: 1200px) {
  .grid--5 { grid-template-columns: repeat(4, 1fr); }
  .grid--6 { grid-template-columns: repeat(3, 1fr); }
  .footer__main { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer__col--contact { grid-column: 1 / -1; }
}

@media (max-width: 992px) {
  :root { --gap: 20px; }
  .container { padding: 0 18px; }
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 46px 0 52px;
  }
  .hero h1 { font-size: 33px; }
  .hero__figure { max-width: 620px; }
  .grid--main-side { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .search__input { width: 140px; }
  .search__input:focus { width: 160px; }
  .nav__link { padding: 9px 11px; font-size: 14.5px; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .article-body { padding: 26px 22px 30px; }
  .article-head { padding: 22px 22px 18px; }
  .article-head h1 { font-size: 24px; }
  .page-hero__img { width: 240px; }
  .cta-box { padding: 34px 26px; }
}

@media (max-width: 768px) {
  body { font-size: 14.5px; }
  .section { padding: 40px 0; }
  .sec-title { font-size: 22px; }
  .topbar__inner { justify-content: center; padding: 6px 0; }
  .topbar__list { justify-content: center; gap: 14px; row-gap: 4px; }
  .hamburger { display: flex; }
  .header__tools .search { display: none; }
  .nav {
    position: fixed;
    left: 0;
    right: 0;
    top: calc(36px + var(--header-h));
    background: #fff;
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--sh-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
    z-index: 190;
  }
  .nav.is-open { max-height: 340px; overflow-y: auto; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; padding: 8px 12px 14px; }
  .nav__link { padding: 12px 14px; border-radius: var(--r-md); }
  .nav__link.is-active::after { display: none; }
  .hero h1 { font-size: 28px; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
  .hero__stat b { font-size: 21px; }
  .grid--2,
  .grid--3,
  .grid--4,
  .grid--5,
  .grid--6 { grid-template-columns: repeat(2, 1fr); }
  .grid--main-side { gap: 24px; }
  .page-hero__inner { flex-direction: column; align-items: flex-start; }
  .page-hero__img { width: 100%; max-width: 420px; }
  .page-hero h1 { font-size: 24px; }
  .draw-card { flex-direction: column; align-items: flex-start; gap: 10px; }
  .draw-card__meta { min-width: 0; display: flex; gap: 12px; align-items: center; }
  .footer__main { grid-template-columns: 1fr 1fr; gap: 26px; padding: 36px 0 26px; }
  .footer__brand { grid-column: 1 / -1; }
  .article-head h1 { font-size: 22px; }
  .post-nav { grid-template-columns: 1fr; }
  .post-nav .ta-r { text-align: left; }
  .float-service { right: 14px; bottom: 22px; }
  .back-to-top { right: 14px; bottom: 78px; }
  .cta-box { flex-direction: column; align-items: flex-start; }
  .steps { grid-template-columns: 1fr; }
  .donut-wrap { justify-content: center; }
  .subscribe-card { padding: 24px 20px; }
}

@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .section { padding: 32px 0; }
  .sec-title { font-size: 20px; }
  .sec-head { margin-bottom: 20px; }
  .hero h1 { font-size: 24px; }
  .hero__sub { font-size: 14px; }
  .hero__actions .btn { width: 100%; }
  .grid--2,
  .grid--3,
  .grid--4,
  .grid--5,
  .grid--6,
  .stat-strip { grid-template-columns: 1fr; }
  .hero__stat { padding: 12px 8px; }
  .ball { width: 34px; height: 34px; font-size: 15px; }
  .ball--lg { width: 42px; height: 42px; font-size: 18px; }
  .footer__main { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .article-body { padding: 20px 16px 24px; }
  .article-body h2 { font-size: 18.5px; }
  .article-body p { font-size: 14.8px; }
  .article-head { padding: 18px 16px 14px; }
  .cta-box { padding: 26px 18px; }
  .cta-box h2 { font-size: 21px; }
  .subscribe-form .btn { width: 100%; }
  .pagination { gap: 4px; }
  .page-link { min-width: 34px; height: 34px; font-size: 13px; }
  .quote-card::before { display: none; }
}

/* auto-fit-long-brand-name: keep long brand text inside the header */
.logo__name,.logo-name,.logo-text b,.logo-text .name{font-size:clamp(12px,1.3vw,16px);white-space:nowrap;letter-spacing:0}