/* ==========================================================================
   微乐游戏主站 · 共享样式 /assets/site.css
   驿夜墨黑 + 驿站象牙白 + 微乐脉冲红橙
   ========================================================================== */

:root {
  --ink: #121214;
  --ink-soft: #1B1B1F;
  --ivory: #F7F3EA;
  --ivory-deep: #EBE5D9;
  --pulse: #FF4D1F;
  --pulse-deep: #C73512;
  --ice: #BFE3F2;
  --night: #241B3A;
  --amber: #FFD166;
  --calm: #8FA6A0;
  --line: #D9D4CA;
  --tint: #FFE1D6;

  --ink-70: rgba(18, 18, 20, 0.7);
  --ink-55: rgba(18, 18, 20, 0.55);
  --ivory-70: rgba(247, 243, 234, 0.7);
  --ivory-46: rgba(247, 243, 234, 0.46);
  --ivory-14: rgba(247, 243, 234, 0.14);
  --ivory-08: rgba(247, 243, 234, 0.08);

  --rail-w: clamp(240px, 20vw, 280px);
  --bar-h: 64px;
  --page-max: 1200px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius: 3px;

  --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ---------- reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

html.nav-open { overflow: hidden; }
html.nav-open body { overflow: hidden; }

body {
  margin: 0;
  background: var(--ivory);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
}

h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd { margin: 0; }

ul, ol { margin: 0; padding: 0; list-style: none; }

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

a { color: inherit; }

button { font: inherit; color: inherit; }

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

:focus-visible {
  outline: 2px solid var(--pulse);
  outline-offset: 2px;
  border-radius: 2px;
}

main:focus { outline: none; }

/* ---------- 排版基元 ---------- */
.display-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 7vw, 96px);
  line-height: 0.94;
  letter-spacing: -0.045em;
  margin: 0;
}

.serif-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pulse-deep);
}

.lead {
  max-width: 56ch;
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.7;
  color: #4A463E;
}

.prose { max-width: 68ch; }
.prose p + p { margin-top: 1.1em; }

.divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin: clamp(28px, 4vw, 48px) 0;
}

/* ---------- 布局 ---------- */
.shell {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(40px, 5.5vw, 80px); }

.grid {
  display: grid;
  gap: clamp(16px, 2.2vw, 28px);
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

@media (max-width: 860px) {
  .grid--2,
  .grid--3 { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: #7B756A;
}

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

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

.breadcrumb li + li::before {
  content: "/";
  color: var(--line);
}

.breadcrumb a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.breadcrumb a:hover {
  color: var(--pulse-deep);
  border-bottom-color: var(--pulse-deep);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease,
              border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.btn--pulse {
  background: var(--pulse);
  color: #FFFFFF;
  box-shadow: 0 2px 0 var(--pulse-deep);
}

.btn--pulse:hover {
  background: var(--pulse-deep);
  transform: translateY(-1px);
  box-shadow: 0 5px 0 rgba(0, 0, 0, 0.28);
}

.btn--pulse:active {
  transform: translateY(1px);
  box-shadow: 0 1px 0 var(--pulse-deep);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn--ghost:hover {
  color: var(--pulse-deep);
  border-color: var(--pulse);
  transform: translateY(-1px);
}

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: #FFFFFF;
  color: #4A463E;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.5;
  white-space: nowrap;
}

.tag--ice { background: var(--ice); border-color: transparent; color: #10333F; }
.tag--amber { background: var(--amber); border-color: transparent; color: #3B2A00; }
.tag--calm { background: var(--calm); border-color: transparent; color: #12211E; }
.tag--pulse { background: var(--tint); border-color: transparent; color: var(--pulse-deep); }

/* ---------- 卡片 ---------- */
.card {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #FFFFFF;
  box-shadow: 0 1px 0 rgba(18, 18, 20, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: #C8C2B6;
  box-shadow: 0 10px 26px -14px rgba(18, 18, 20, 0.42);
}

/* ---------- 图片容器（供页面阶段复用） ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--ice) 0%, var(--ivory-deep) 54%, var(--tint) 100%);
  isolation: isolate;
}

.media-frame > img,
.media-frame > picture > img,
.media-frame > svg,
.media-frame > video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame--wide { aspect-ratio: 16 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-frame--sliced {
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.media-frame--placeholder::after {
  content: "";
  position: absolute;
  inset: auto -10% -22% 34%;
  height: 68%;
  background: linear-gradient(135deg, rgba(255, 77, 31, 0.22), rgba(36, 27, 58, 0.08));
  transform: rotate(-8deg);
  pointer-events: none;
}

.media-frame__caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: #6B665C;
}

/* ---------- 显现 ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.js [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   头部：侧边轨道 / 移动端顶部条 + 抽屉
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 60;
  display: flex;
  flex-direction: column;
  width: var(--rail-w);
  background: var(--ink);
  color: var(--ivory);
  border-right: 1px solid var(--ivory-08);
}

@media (min-width: 1024px) {
  body { padding-left: var(--rail-w); }
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  padding: 10px 16px;
  border-radius: 2px;
  background: var(--pulse);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 0.18s ease;
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
  outline-offset: 3px;
}

/* 品牌区 */
.header-bar {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 18px;
  padding: clamp(20px, 2.4vw, 28px) clamp(18px, 2vw, 26px) 20px;
  border-bottom: 1px solid var(--ivory-08);
}

.brand {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 2px;
  background: var(--pulse);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1;
}

.brand-words {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.brand-line {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  line-height: 1.4;
  color: var(--ivory-46);
}

.brand:hover .brand-line { color: var(--ice); }

/* 移动端顶部快捷位 */
.bar-quick {
  display: none;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.bar-quick-link {
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(191, 227, 242, 0.36);
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.bar-quick-link:hover {
  color: #FFFFFF;
  border-bottom-color: var(--pulse);
}

/* 汉堡按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 9px 12px;
  border: 1px solid var(--ivory-14);
  border-radius: 2px;
  background: transparent;
  color: var(--ivory);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.nav-toggle:hover {
  border-color: var(--pulse);
  background: rgba(255, 77, 31, 0.1);
}

.nav-toggle-icon {
  position: relative;
  display: block;
  width: 16px;
  height: 10px;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s ease, top 0.2s ease, bottom 0.2s ease;
}

.nav-toggle-icon::before { top: 0; }
.nav-toggle-icon::after { bottom: 0; }

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  top: 4px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  bottom: 4px;
  transform: rotate(-45deg);
}

.nav-toggle-text {
  font-size: 12.5px;
  line-height: 1;
}

/* 导航 */
.site-nav {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: clamp(20px, 2.6vw, 28px);
  overflow-y: auto;
  padding: clamp(20px, 2.4vw, 28px) clamp(18px, 2vw, 26px) 24px;
  background: var(--ink);
}

.nav-group {
  display: flex;
  flex-direction: column;
}

.nav-eyebrow {
  margin-bottom: 12px;
  color: var(--ivory-46);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.nav-item { margin: 0; }

.nav-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0 11px 14px;
  border-left: 2px solid transparent;
  color: var(--ivory-70);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.4;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, padding-left 0.18s ease;
}

.nav-link:hover {
  padding-left: 18px;
  border-left-color: var(--pulse);
  color: #FFFFFF;
}

.nav-link[aria-current="page"] {
  padding-left: 18px;
  border-left-color: var(--pulse);
  color: #FFFFFF;
  font-weight: 900;
}

.nav-index {
  flex: 0 0 auto;
  color: rgba(247, 243, 234, 0.32);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  font-variant-numeric: tabular-nums;
  transition: color 0.18s ease;
}

.nav-link:hover .nav-index,
.nav-link[aria-current="page"] .nav-index { color: var(--pulse); }

.nav-utility {
  padding-top: 22px;
  border-top: 1px solid var(--ivory-08);
}

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

.shortcut-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  color: rgba(247, 243, 234, 0.62);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-decoration: none;
  align-self: flex-start;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.shortcut-link::before {
  content: "\2192";
  color: var(--pulse);
}

.shortcut-link:hover {
  color: #FFFFFF;
  border-bottom-color: rgba(255, 77, 31, 0.66);
}

.nav-cta {
  margin-top: auto;
  width: 100%;
}

/* 滚动进度尺 */
.scroll-meter {
  position: absolute;
  top: 0;
  right: -1px;
  width: 3px;
  height: 100%;
  background: rgba(247, 243, 234, 0.08);
  pointer-events: none;
  z-index: 2;
}

.scroll-meter-fill {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, var(--pulse) 0%, var(--amber) 100%);
  transform: scaleY(0);
  transform-origin: top center;
}

/* ---------- 移动 / 平板 ---------- */
@media (max-width: 1023px) {
  body { padding-left: 0; }

  .site-header {
    position: sticky;
    top: 0;
    bottom: auto;
    left: auto;
    width: 100%;
    border-right: 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.5);
  }

  .header-bar {
    flex-direction: row;
    align-items: center;
    gap: 10px;
    min-height: var(--bar-h);
    padding: 10px var(--gutter);
    border-bottom: 0;
  }

  .brand { align-items: center; }
  .brand-mark { width: 34px; height: 34px; font-size: 16px; }
  .brand-name { font-size: 16px; }
  .brand-line { display: none; }

  .bar-quick { display: flex; }
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex: none;
    max-height: calc(100vh - var(--bar-h));
    max-height: calc(100dvh - var(--bar-h));
    overflow-y: auto;
    padding: 22px var(--gutter) 34px;
    border-top: 1px solid var(--ivory-14);
    border-bottom: 1px solid var(--ivory-14);
    box-shadow: 0 28px 44px -26px rgba(0, 0, 0, 0.78);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  }

  .site-nav[data-open="true"] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-link { font-size: 17px; padding-block: 13px; }

  .scroll-meter { display: none; }
}

/* ==========================================================================
   页脚：深夜紫
   ========================================================================== */
.site-footer {
  position: relative;
  overflow: hidden;
  margin-top: clamp(32px, 5vw, 72px);
  padding-block: clamp(48px, 6.5vw, 92px) 0;
  background: var(--night);
  color: rgba(247, 243, 234, 0.82);
  border-top: 1px solid var(--ivory-08);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 4px;
  background: linear-gradient(90deg,
    var(--pulse) 0 16%,
    var(--amber) 16% 26%,
    var(--ice) 26% 38%,
    transparent 38%);
}

.site-footer::after {
  content: "";
  position: absolute;
  top: -180px;
  right: -140px;
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, rgba(255, 77, 31, 0.24) 0%, rgba(255, 77, 31, 0) 68%);
  pointer-events: none;
}

.footer-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.footer-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 24px;
  padding-bottom: clamp(30px, 4vw, 50px);
  border-bottom: 1px solid var(--ivory-14);
}

.footer-eyebrow {
  margin-bottom: 14px;
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.footer-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.6vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.04em;
  color: var(--ivory);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 48px);
  padding-block: clamp(30px, 4vw, 52px);
  border-bottom: 1px solid var(--ivory-14);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 2px;
  background: var(--pulse);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1;
}

.footer-brandname {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  letter-spacing: -0.02em;
  color: var(--ivory);
}

.footer-note {
  color: var(--ivory-46);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col-title {
  color: var(--ice);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

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

.footer-link {
  display: inline-block;
  align-self: flex-start;
  padding-bottom: 1px;
  border-bottom: 1px solid transparent;
  color: rgba(247, 243, 234, 0.78);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.footer-link:hover {
  color: #FFFFFF;
  border-bottom-color: var(--pulse);
}

.footer-contact {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 32px);
  padding-block: clamp(26px, 3.4vw, 44px);
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.footer-contact-label {
  color: var(--ivory-46);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.footer-contact-value {
  color: var(--ivory);
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.02em;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.footer-contact-note {
  max-width: 62ch;
  padding-bottom: clamp(24px, 3vw, 36px);
  color: var(--ivory-46);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.85;
  letter-spacing: 0.03em;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-block: 20px 30px;
  border-top: 1px solid var(--ivory-14);
  color: rgba(247, 243, 234, 0.46);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.footer-legal-line { font-variant-numeric: tabular-nums; }

@media (max-width: 860px) {
  .footer-head {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
  .footer-contact { grid-template-columns: minmax(0, 1fr); }
  .footer-legal { justify-content: flex-start; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-head .btn { width: 100%; }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .card:hover,
  .btn--pulse:hover,
  .btn--ghost:hover,
  .nav-link:hover { transform: none; }

  .skip-link { transition: none; }

  .js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .site-header,
  .site-footer,
  .scroll-meter { display: none !important; }

  body { padding-left: 0; color: #000000; background: #FFFFFF; }
}