/* ==========================================================================
   大发彩票官网 · 共享样式 /assets/site.css
   基调：墨黑夜色 × 暖金脉络 × 霓虹青脉冲 × 陶土矿物
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; }
a { color: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ---------- 2. Variables ---------- */
:root {
  --df-ink: #0b0d10;
  --df-ink-soft: #12161b;
  --df-ink-line: #1f252c;
  --df-paper: #f5f1e8;
  --df-stone: #8e8880;
  --df-gold: #d9a94b;
  --df-gold-bright: #f2ce82;
  --df-neon: #3cd6c5;
  --df-coral: #ff7057;
  --df-clay: #a8623f;
  --df-moss: #4d6350;

  --df-line: rgba(217, 169, 75, .24);
  --df-line-soft: rgba(245, 241, 232, .10);
  --df-text: rgba(245, 241, 232, .86);
  --df-text-dim: rgba(245, 241, 232, .58);

  --df-serif: "Songti SC", "STSong", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --df-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --df-mono: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;

  --df-header-h: 74px;
  --df-radius: 16px;
  --df-radius-sm: 10px;
  --df-gutter: clamp(18px, 4vw, 46px);
  --df-maxw: 1220px;
}

/* ---------- 3. 基础排版与页面底色 ---------- */
body {
  font-family: var(--df-sans);
  font-size: 16px;
  line-height: 1.78;
  color: var(--df-text);
  background-color: var(--df-ink);
  background-image:
    radial-gradient(1100px 640px at 10% -12%, rgba(217, 169, 75, .13), transparent 60%),
    radial-gradient(880px 560px at 96% 4%, rgba(60, 214, 197, .09), transparent 58%),
    radial-gradient(940px 620px at 48% 116%, rgba(168, 98, 63, .14), transparent 66%);
  background-repeat: no-repeat;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--df-serif);
  font-weight: 600;
  line-height: 1.22;
  color: var(--df-paper);
  letter-spacing: .012em;
}
h1 { font-size: clamp(34px, 6vw, 62px); }
h2 { font-size: clamp(25px, 3.6vw, 40px); }
h3 { font-size: clamp(19px, 2.3vw, 26px); }
h4 { font-size: clamp(16px, 1.8vw, 19px); }

a { text-decoration: none; }
strong { color: var(--df-paper); font-weight: 600; }
small { font-size: 13px; }

:focus-visible {
  outline: 2px solid var(--df-neon);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 4. 跳转链接 ---------- */
.df-skip {
  position: absolute;
  left: 14px;
  top: -70px;
  z-index: 200;
  padding: 11px 20px;
  border-radius: 0 0 10px 10px;
  background: var(--df-gold);
  color: #17120a;
  font-size: 14px;
  letter-spacing: .08em;
  transition: top .2s ease;
}
.df-skip:focus { top: 0; }

/* ---------- 5. 页头 · 框架式导航 ---------- */
.df-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(11, 13, 16, .84);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--df-line-soft);
}
.df-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--df-gold) 16%, rgba(60, 214, 197, .65) 54%, transparent 90%);
  opacity: .6;
  pointer-events: none;
}

.df-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 80;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--df-gold), var(--df-neon));
  pointer-events: none;
}

.df-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.2vw, 32px);
  width: 100%;
  max-width: var(--df-maxw);
  margin-inline: auto;
  padding-inline: var(--df-gutter);
  min-height: var(--df-header-h);
}

/* 品牌 */
.df-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  padding-right: 18px;
  border-right: 1px solid var(--df-line-soft);
  color: var(--df-paper);
}
.df-brand__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: linear-gradient(150deg, var(--df-gold-bright), var(--df-clay));
  color: #14100a;
  font-family: var(--df-serif);
  font-size: 20px;
  line-height: 1;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .3), 0 8px 20px -12px rgba(217, 169, 75, .95);
}
.df-brand__text { display: block; }
.df-brand__name {
  display: block;
  font-family: var(--df-serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .06em;
  line-height: 1.25;
}
.df-brand__meta {
  display: block;
  font-family: var(--df-mono);
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--df-neon);
  opacity: .82;
  line-height: 1.5;
}
.df-brand--footer { border-right: 0; padding-right: 0; }

/* 导航 */
.df-nav { margin-left: auto; }
.df-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(2px, 1.2vw, 16px);
}
.df-nav__item { position: relative; }
.df-nav__link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 10px 8px;
  color: var(--df-text-dim);
  font-size: 15px;
  letter-spacing: .05em;
  transition: color .25s ease;
}
.df-nav__label { display: inline-block; }
.df-nav__index {
  font-family: var(--df-mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--df-stone);
  transition: color .25s ease;
}
.df-nav__link::after {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 3px;
  height: 1px;
  background: linear-gradient(90deg, var(--df-gold), var(--df-neon));
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform .32s cubic-bezier(.2, .75, .3, 1);
}
.df-nav__link:hover,
.df-nav__link:focus-visible { color: var(--df-paper); }
.df-nav__link:hover .df-nav__index { color: var(--df-gold); }
.df-nav__link:hover::after { transform: scaleX(1); }

.df-nav__link[aria-current="page"] { color: var(--df-gold-bright); }
.df-nav__link[aria-current="page"] .df-nav__index { color: var(--df-neon); }
.df-nav__link[aria-current="page"]::after { transform: scaleX(1); }

/* 移动菜单按钮 */
.df-nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  padding: 9px 16px;
  border: 1px solid var(--df-line);
  border-radius: 999px;
  background: rgba(245, 241, 232, .04);
  color: var(--df-paper);
  font-size: 13px;
  letter-spacing: .16em;
  cursor: pointer;
  transition: border-color .25s ease, color .25s ease;
}
.df-nav-toggle:hover { border-color: var(--df-gold); color: var(--df-gold-bright); }
.df-nav-toggle__bars { display: flex; flex-direction: column; gap: 5px; }
.df-nav-toggle__bar {
  display: block;
  width: 16px;
  height: 1px;
  background: currentColor;
  transition: transform .25s ease, opacity .25s ease;
}
.df-nav-toggle__label { display: inline-block; }
.df-nav-toggle[aria-expanded="true"] .df-nav-toggle__bar:first-child { transform: translateY(3px) rotate(45deg); }
.df-nav-toggle[aria-expanded="true"] .df-nav-toggle__bar:last-child { transform: translateY(-3px) rotate(-45deg); }

/* ---------- 6. 容器 / 章节 / 文本 ---------- */
.df-container {
  width: 100%;
  max-width: var(--df-maxw);
  margin-inline: auto;
  padding-inline: var(--df-gutter);
}
.df-container--narrow { max-width: 880px; }
.df-container--wide { max-width: 1420px; }

.df-section { padding-block: clamp(46px, 7vw, 94px); }
.df-section__head { max-width: 74ch; }
.df-section__title { margin-top: 12px; }
.df-section__note {
  margin-top: 16px;
  padding-left: 16px;
  border-left: 1px solid var(--df-line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--df-text-dim);
  max-width: 46ch;
}
.df-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--df-mono);
  font-size: 11px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--df-neon);
}
.df-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: .7;
}
.df-lead {
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.9;
  color: rgba(245, 241, 232, .78);
  max-width: 62ch;
}
.df-prose { max-width: 72ch; }
.df-prose > * + * { margin-top: 1.15em; }
.df-prose h2, .df-prose h3 { margin-top: 1.8em; }
.df-prose ul, .df-prose ol { padding-left: 1.3em; list-style: disc; }
.df-prose ol { list-style: decimal; }
.df-prose li + li { margin-top: .5em; }
.df-prose blockquote {
  padding: 14px 20px;
  border-left: 2px solid var(--df-gold);
  background: rgba(217, 169, 75, .06);
  font-family: var(--df-serif);
  color: var(--df-paper);
}
.df-mono {
  font-family: var(--df-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .04em;
  color: var(--df-gold-bright);
}
.df-divider {
  height: 1px;
  border: 0;
  margin: clamp(28px, 4vw, 54px) 0;
  background: linear-gradient(90deg, rgba(217, 169, 75, .62), rgba(60, 214, 197, .28) 46%, transparent);
}

/* ---------- 7. 网格 ---------- */
.df-grid { display: grid; gap: clamp(18px, 2.6vw, 34px); }
.df-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.df-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.df-grid--rail {
  grid-template-columns: minmax(0, .74fr) minmax(0, 2fr);
  align-items: start;
}

/* ---------- 8. 卡片与标签 ---------- */
.df-card {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--df-line-soft);
  border-radius: var(--df-radius);
  background: linear-gradient(160deg, rgba(245, 241, 232, .05), rgba(245, 241, 232, .012));
  transition: border-color .3s ease, transform .3s ease, background-color .3s ease;
}
.df-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--df-gold), var(--df-neon));
  opacity: .85;
}
.df-card:hover { border-color: var(--df-line); transform: translateY(-3px); }
.df-card__meta {
  display: block;
  font-family: var(--df-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--df-neon);
  margin-bottom: 10px;
}
.df-card__title { font-size: clamp(18px, 2vw, 22px); }
.df-card__body { margin-top: 12px; font-size: 15px; color: var(--df-text-dim); }

.df-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--df-line-soft);
  background: rgba(245, 241, 232, .05);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--df-text-dim);
}
.df-tag--gold { border-color: rgba(217, 169, 75, .45); color: var(--df-gold-bright); background: rgba(217, 169, 75, .1); }
.df-tag--neon { border-color: rgba(60, 214, 197, .42); color: var(--df-neon); background: rgba(60, 214, 197, .08); }
.df-tag--coral { border-color: rgba(255, 112, 87, .42); color: #ff9a86; background: rgba(255, 112, 87, .1); }
.df-tag--moss { border-color: rgba(77, 99, 80, .8); color: #a9c3ab; background: rgba(77, 99, 80, .22); }

/* ---------- 9. 按钮 ---------- */
.df-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--df-sans);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .06em;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, color .25s ease;
}
.df-btn--solid {
  background: linear-gradient(140deg, var(--df-gold-bright), var(--df-gold));
  color: #17120a;
  box-shadow: 0 16px 32px -20px rgba(217, 169, 75, .95);
}
.df-btn--solid:hover { transform: translateY(-2px); box-shadow: 0 22px 40px -20px rgba(242, 206, 130, 1); }
.df-btn--ghost {
  border-color: var(--df-line);
  color: var(--df-paper);
  background: rgba(245, 241, 232, .035);
}
.df-btn--ghost:hover { border-color: var(--df-gold); color: var(--df-gold-bright); transform: translateY(-2px); }
.df-btn--neon { border-color: rgba(60, 214, 197, .48); color: var(--df-neon); }
.df-btn--neon:hover { background: rgba(60, 214, 197, .1); transform: translateY(-2px); }
.df-btn--block { width: 100%; justify-content: center; }

/* ---------- 10. 面包屑 ---------- */
.df-crumbs {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--df-text-dim);
}
.df-crumbs__list { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.df-crumbs__item { display: inline-flex; align-items: center; }
.df-crumbs__item + .df-crumbs__item::before {
  content: "/";
  margin-right: 10px;
  color: rgba(217, 169, 75, .5);
}
.df-crumbs__item + .df-crumbs__item { margin-left: 6px; }
.df-crumbs__link { transition: color .2s ease; }
.df-crumbs__link:hover { color: var(--df-gold-bright); }
.df-crumbs__item[aria-current="page"] { color: var(--df-paper); }

/* ---------- 11. 图片容器（供页面阶段放置占位图） ---------- */
.df-media {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--df-line-soft);
  border-radius: var(--df-radius);
  background:
    linear-gradient(135deg, rgba(217, 169, 75, .16), rgba(60, 214, 197, .09) 52%, rgba(168, 98, 63, .18)),
    var(--df-ink-soft);
  isolation: isolate;
}
.df-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, rgba(245, 241, 232, .05) 0 1px, transparent 1px 22px);
  opacity: .5;
  pointer-events: none;
  z-index: 2;
}
.df-media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}
.df-media--16x9 { aspect-ratio: 16 / 9; }
.df-media--4x3 { aspect-ratio: 4 / 3; }
.df-media--1x1 { aspect-ratio: 1 / 1; }
.df-media--tall { aspect-ratio: 3 / 4; }
.df-media__badge {
  position: absolute;
  left: 14px;
  top: 14px;
  z-index: 3;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(11, 13, 16, .72);
  border: 1px solid var(--df-line);
  font-family: var(--df-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--df-gold-bright);
  backdrop-filter: blur(6px);
}
.df-media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: 26px 18px 14px;
  font-size: 13px;
  color: rgba(245, 241, 232, .82);
  background: linear-gradient(180deg, transparent, rgba(8, 10, 12, .88));
}

/* ---------- 12. 页脚 ---------- */
.df-footer {
  position: relative;
  margin-top: clamp(56px, 9vw, 118px);
  border-top: 1px solid var(--df-line);
  background: linear-gradient(180deg, rgba(18, 22, 27, .72), rgba(7, 9, 11, .985));
  overflow: hidden;
}
.df-footer::before {
  content: "";
  position: absolute;
  top: -46%;
  right: -8%;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 169, 75, .17), transparent 64%);
  pointer-events: none;
}
.df-footer::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -6%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(77, 99, 80, .22), transparent 66%);
  pointer-events: none;
}

.df-footer__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.55fr 1fr 1fr 1.35fr;
  gap: clamp(24px, 3.4vw, 56px);
  width: 100%;
  max-width: var(--df-maxw);
  margin-inline: auto;
  padding: clamp(42px, 6.6vw, 78px) var(--df-gutter) clamp(28px, 4vw, 46px);
}
.df-footer__col { min-width: 0; }
.df-footer__col--brand { padding-right: clamp(0px, 2vw, 24px); }
.df-footer__line {
  margin: 20px 0 24px;
  max-width: 30ch;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--df-text-dim);
}
.df-footer__title {
  font-family: var(--df-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--df-gold);
  margin-bottom: 18px;
}
.df-footer__links { display: flex; flex-direction: column; gap: 11px; }
.df-footer__links a {
  display: inline-block;
  font-size: 14.5px;
  color: var(--df-text-dim);
  transition: color .22s ease, transform .22s ease;
}
.df-footer__links a:hover,
.df-footer__links a:focus-visible { color: var(--df-gold-bright); transform: translateX(3px); }

.df-footer__meta { display: flex; flex-direction: column; gap: 14px; }
.df-footer__meta li { display: flex; flex-direction: column; gap: 4px; }
.df-footer__key {
  font-family: var(--df-mono);
  font-size: 10px;
  letter-spacing: .2em;
  color: rgba(60, 214, 197, .78);
}
.df-footer__val {
  font-size: 14px;
  line-height: 1.7;
  color: var(--df-text);
  word-break: break-word;
}

.df-footer__bottom {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--df-line-soft);
  background: rgba(6, 8, 10, .6);
}
.df-footer__bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 26px;
  width: 100%;
  max-width: var(--df-maxw);
  margin-inline: auto;
  padding: 18px var(--df-gutter);
  font-size: 13px;
  color: var(--df-text-dim);
}
.df-footer__copy { color: rgba(245, 241, 232, .72); }
.df-footer__icp { font-family: var(--df-mono); letter-spacing: .06em; }
.df-footer__note { margin-left: auto; color: rgba(245, 241, 232, .48); }

/* ---------- 13. 返回顶部 ---------- */
.df-to-top {
  position: fixed;
  right: clamp(14px, 3vw, 32px);
  bottom: clamp(14px, 3vw, 32px);
  z-index: 70;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 999px;
  border: 1px solid var(--df-line);
  background: rgba(11, 13, 16, .82);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--df-gold-bright);
  font-size: 12px;
  letter-spacing: .16em;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .28s ease, transform .28s ease, visibility .28s;
}
.df-to-top.is-shown { opacity: 1; visibility: visible; transform: none; }
.df-to-top:hover { border-color: var(--df-gold); }
.df-to-top__icon { font-size: 14px; line-height: 1; }
.df-to-top__label { display: inline-block; }

/* ---------- 14. 显现动效协议 ---------- */
html.df-js [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.2, .75, .3, 1);
}
html.df-js [data-reveal].is-in {
  opacity: 1;
  transform: none;
  transition-delay: var(--df-reveal-delay, 0ms);
}

/* ---------- 15. 响应式 ---------- */
@media (max-width: 1080px) {
  .df-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .df-footer__note { margin-left: 0; }
}

@media (max-width: 960px) {
  .df-nav-toggle { display: inline-flex; }
  .df-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-left: 0;
    padding: 10px var(--df-gutter) 26px;
    background: rgba(10, 12, 15, .975);
    border-bottom: 1px solid var(--df-line);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    max-height: calc(100vh - var(--df-header-h));
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .28s ease, transform .28s ease, visibility .28s;
  }
  .df-nav[data-open] { opacity: 1; visibility: visible; transform: none; }
  .df-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .df-nav__item { border-bottom: 1px solid var(--df-line-soft); }
  .df-nav__item:last-child { border-bottom: 0; }
  .df-nav__link { padding: 15px 6px; font-size: 17px; }
  .df-nav__index { font-size: 11px; }
  .df-nav__link::after { display: none; }
  .df-nav__link[aria-current="page"] {
    padding-left: 14px;
    background: linear-gradient(90deg, rgba(217, 169, 75, .16), transparent 72%);
  }
  .df-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .df-grid--rail { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 720px) {
  :root { --df-header-h: 66px; }
  .df-brand__name { font-size: 17px; }
  .df-brand__meta { font-size: 9px; letter-spacing: .18em; }
  .df-brand { padding-right: 14px; }
  .df-nav-toggle__label { display: none; }
  .df-grid--2, .df-grid--3 { grid-template-columns: minmax(0, 1fr); }
  .df-footer__grid { grid-template-columns: minmax(0, 1fr); padding-bottom: 26px; }
  .df-footer__bottom-inner { flex-direction: column; align-items: flex-start; gap: 6px; }
  .df-to-top { padding: 10px 14px; }
  .df-to-top__label { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  html.df-js [data-reveal] { opacity: 1; transform: none; }
  .df-nav { transition: none; }
  .df-to-top { transition: none; }
}