:root {
  --color-surface: #fcfcfc;
  --color-surface-alt: #f4f3f3;
  --color-surface-deep: #e8e6e7;
  --color-ink: #53464e;
  --color-ink-soft: #7b6a74;
  --color-ink-muted: #887781;
  --color-line: #dedbdd;
  --color-primary: #dd138c;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #f8dbec;
  --color-accent: #0a72e6;
  --color-accent-ink: #ffffff;
  --color-highlight: #d0e3f8;
  --color-focus: #006de6;
  --font-heading: "Source Han Sans SC", "Noto Sans SC", SimHei, "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: ui-monospace, Menlo, Consolas, monospace;
  --text-xs: 10.1px;
  --text-sm: 14.3px;
  --text-base: 17px;
  --text-lg: 24.0px;
  --text-xl: 34.0px;
  --text-2xl: 48.1px;
  --text-3xl: 68.0px;
  --text-4xl: 96.1px;
  --weight-heading: 797;
  --weight-body: 400;
  --leading-body: 1.67;
  --leading-heading: 1.21;
  --tracking-heading: 0.009em;
  --radius-sm: 12px;
  --radius-md: 14px;
  --radius-lg: 17px;
  --radius-pill: 999px;
  --border-thin: 2px;
  --border-thick: 2px;
  --shadow-1: 0 1px 0 rgba(83, 70, 78, 0.12);
  --shadow-2: 0 2px 0 rgba(83, 70, 78, 0.18);
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1100px;
  --measure: 66ch;
  --gutter: 16px;
  --section-y: 78px;
  --section-y-lg: 109px;
}

/* ==========================================================================
   1. Reset
   ========================================================================== */

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

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

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, li, figure, figcaption, blockquote, dl, dt, dd {
  margin: 0;
}

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

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

a { color: inherit; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

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

/* ==========================================================================
   2. 基础排版与页面底色
   ========================================================================== */

body {
  margin: 0;
  background-color: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  overflow-wrap: break-word;
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
h4 { font-size: var(--text-base); }

.display {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-3xl);
  line-height: 1.06;
  letter-spacing: var(--tracking-heading);
}

.numeric {
  font-family: var(--font-mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.lede {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-ink-soft);
}

.muted { color: var(--color-ink-muted); }
.ink-soft { color: var(--color-ink-soft); }

/* ==========================================================================
   3. 可访问性
   ========================================================================== */

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -160px;
  z-index: 200;
  display: inline-block;
  padding: 10px 20px;
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  transition: top 0.18s ease;
}

.skip-link:focus {
  top: var(--space-2);
}

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

/* ==========================================================================
   4. 布局工具
   ========================================================================== */

.shell {
  width: min(100% - var(--space-4), var(--container));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-y);
}

.section--lg {
  padding-block: var(--section-y-lg);
}

.section--flush-top { padding-block-start: 0; }
.section--flush-bottom { padding-block-end: 0; }

.section--alt { background-color: var(--color-surface-alt); }
.section--deep { background-color: var(--color-surface-deep); }
.section--tint { background-color: var(--color-primary-soft); }
.section--cool { background-color: var(--color-highlight); }

.section--edge-top {
  border-top: var(--border-thick) solid var(--color-ink);
}

.grid-7 {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: var(--space-3) var(--gutter);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

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

.stack > * + * { margin-top: var(--space-3); }
.stack--tight > * + * { margin-top: var(--space-2); }
.stack--loose > * + * { margin-top: var(--space-6); }

@media (max-width: 1024px) {
  .grid-7 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .grid-7 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}

/* ==========================================================================
   5. 通用组件
   ========================================================================== */

/* --- 按钮 --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 12px 22px;
  background-color: var(--color-surface);
  color: var(--color-ink);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  text-decoration: none;
  box-shadow: 3px 3px 0 var(--color-ink);
  transition: transform 0.14s ease, box-shadow 0.14s ease,
              background-color 0.14s ease, color 0.14s ease;
}

.btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 var(--color-ink);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--color-ink);
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.btn--accent {
  background-color: var(--color-accent);
  color: var(--color-accent-ink);
}

.btn--ghost {
  background-color: transparent;
  box-shadow: none;
}

.btn--ghost:hover {
  background-color: var(--color-highlight);
  box-shadow: none;
}

.btn--ghost:active {
  transform: none;
  box-shadow: none;
}

/* --- 标签 / 徽标 --- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background-color: var(--color-highlight);
  color: var(--color-ink);
  border: var(--border-thin) solid var(--color-ink);
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  letter-spacing: 0.06em;
  line-height: 1.5;
  white-space: nowrap;
}

.tag--primary {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.tag--accent {
  background-color: var(--color-accent);
  color: var(--color-accent-ink);
}

.tag--soft {
  background-color: var(--color-primary-soft);
}

.tag--outline {
  background-color: transparent;
}

/* --- 卡片 --- */
.card {
  position: relative;
  padding: var(--space-3);
  background-color: var(--color-surface);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-lg);
  box-shadow: 5px 5px 0 var(--color-line);
}

.card--accent {
  box-shadow: 5px 5px 0 var(--color-accent);
}

.card--primary {
  box-shadow: 5px 5px 0 var(--color-primary);
}

.card--flat {
  box-shadow: none;
}

.note-card {
  padding: var(--space-2) var(--space-3);
  background-color: var(--color-surface-alt);
  border-left: var(--border-thick) solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* --- 面包屑 --- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

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

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

.breadcrumb a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

/* --- 正文 --- */
.prose {
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.prose > * + * { margin-top: var(--space-3); }

.prose h2 {
  font-size: var(--text-xl);
  margin-top: var(--space-6);
}

.prose h3 {
  font-size: var(--text-lg);
  margin-top: var(--space-4);
}

.prose ul,
.prose ol {
  padding-left: 1.4em;
  list-style: disc;
}

.prose ol { list-style: decimal; }

.prose li + li { margin-top: 6px; }

.prose a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}

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

.prose strong {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
}

.prose blockquote {
  padding: var(--space-2) var(--space-3);
  background-color: var(--color-highlight);
  border-radius: var(--radius-sm);
  border-left: var(--border-thick) solid var(--color-accent);
  color: var(--color-ink);
}

.prose code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  padding: 2px 6px;
  background-color: var(--color-surface-deep);
  border-radius: 6px;
}

/* --- 媒体容器（页面阶段放置图片） --- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  background-color: var(--color-surface);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-lg);
  box-shadow: 6px 6px 0 var(--color-primary-soft);
}

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

.media-frame--tilt { transform: rotate(-1.2deg); }
.media-frame--tilt-alt { transform: rotate(1.1deg); }

.media-frame--lift { box-shadow: 8px 8px 0 var(--color-accent); }

.media-frame--cut {
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-lg) 0;
}

.media-figure { position: relative; }

.media-figure figcaption {
  margin-top: var(--space-1);
  padding-left: 10px;
  border-left: var(--border-thin) solid var(--color-accent);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
  line-height: 1.6;
}

/* --- 复制按钮 --- */
.copy-chip {
  display: inline-flex;
  align-items: center;
  margin-top: 6px;
  padding: 3px 10px;
  background-color: var(--color-primary-soft);
  color: var(--color-ink);
  border: var(--border-thin) solid var(--color-ink);
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  letter-spacing: 0.04em;
  transition: background-color 0.14s ease, color 0.14s ease;
}

.copy-chip:hover {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
}

/* ==========================================================================
   6. 站点头部
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background-color: var(--color-surface);
  border-bottom: var(--border-thick) solid var(--color-ink);
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(var(--border-thick) * -1);
  height: 5px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--color-primary) 0 48px,
    var(--color-accent) 48px 96px,
    var(--color-highlight) 96px 132px
  );
  pointer-events: none;
}

.progress-track {
  position: relative;
  width: 100%;
  height: 4px;
  background-color: color-mix(in srgb, var(--color-ink) 12%, var(--color-surface));
  overflow: hidden;
}

.progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.header-inner {
  position: relative;
  width: min(100% - var(--space-4), var(--container));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: var(--space-2);
}

/* --- 品牌 --- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex: 0 1 auto;
  min-width: 0;
}

.brand-mark {
  position: relative;
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  background-color: var(--color-primary);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-sm) var(--radius-sm) var(--radius-sm) 0;
  transition: transform 0.18s ease;
}

.brand-mark::after {
  content: "";
  position: absolute;
  right: -7px;
  bottom: -7px;
  width: 14px;
  height: 14px;
  background-color: var(--color-accent);
  border: var(--border-thin) solid var(--color-ink);
  border-radius: var(--radius-pill);
}

.brand:hover .brand-mark { transform: rotate(-6deg); }

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: 1.1;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  white-space: nowrap;
}

.brand-line {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
  white-space: nowrap;
}

/* --- 导航 --- */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 0 1 auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 7px 15px;
  color: var(--color-ink);
  background-color: transparent;
  border: var(--border-thin) solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.16s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.nav-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background-color: color-mix(in srgb, var(--color-highlight) 60%, transparent);
}

.nav-link[aria-current="page"] {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border-color: var(--color-primary);
}

/* --- 移动端按钮 --- */
.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-1);
  padding: 8px 14px;
  background-color: var(--color-primary-soft);
  color: var(--color-ink);
  border: var(--border-thick) solid var(--color-ink);
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  box-shadow: 3px 3px 0 var(--color-ink);
  transition: transform 0.14s ease, box-shadow 0.14s ease;
}

.nav-toggle:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--color-ink);
}

.nav-toggle-bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background-color: var(--color-ink);
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background-color: var(--color-ink);
}

.nav-toggle-bars::before { top: -5px; }
.nav-toggle-bars::after { top: 5px; }

@media (max-width: 1024px) {
  .nav-link {
    padding: 6px 11px;
    font-size: var(--text-xs);
  }
  .brand-name { font-size: var(--text-base); }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: auto;
    display: none;
    min-width: min(300px, calc(100vw - 32px));
    padding: var(--space-2);
    background-color: var(--color-surface);
    border: var(--border-thick) solid var(--color-ink);
    border-radius: var(--radius-lg);
    box-shadow: 6px 6px 0 var(--color-primary);
    z-index: 70;
  }

  .site-nav[data-open] { display: block; }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .nav-link {
    justify-content: flex-start;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
  }

  .brand-line { display: none; }
}

@media (max-width: 420px) {
  .brand-name { font-size: var(--text-sm); }
  .nav-toggle-label { display: none; }
}

/* ==========================================================================
   7. 站点页脚
   ========================================================================== */

.site-footer {
  position: relative;
  margin-top: var(--section-y);
  background-color: var(--color-surface-deep);
  border-top: var(--border-thick) solid var(--color-ink);
  color: var(--color-ink);
  overflow: hidden;
}

.footer-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.footer-shape { position: absolute; display: block; }

.footer-shape--a {
  width: 170px;
  height: 170px;
  top: -70px;
  left: -50px;
  border-radius: var(--radius-pill);
  background-color: color-mix(in srgb, var(--color-primary) 24%, var(--color-surface-deep));
}

.footer-shape--b {
  width: 92px;
  height: 92px;
  right: 5%;
  top: 26%;
  background-color: color-mix(in srgb, var(--color-accent) 22%, var(--color-surface-deep));
  clip-path: polygon(0 0, 100% 0, 100% 68%, 0 100%);
}

.footer-shape--c {
  width: 70px;
  height: 70px;
  left: 46%;
  bottom: 14%;
  border-radius: var(--radius-sm) var(--radius-sm) var(--radius-sm) 0;
  background-color: color-mix(in srgb, var(--color-primary) 30%, var(--color-surface-deep));
  transform: rotate(-8deg);
}

.footer-inner {
  position: relative;
  z-index: 1;
  width: min(100% - var(--space-4), var(--container));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: var(--space-4) var(--space-3);
  padding-block: var(--space-8) var(--space-6);
}

.footer-lead { min-width: 0; }

.footer-brand {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: 1.08;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.footer-tagline {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.footer-cta { margin-top: var(--space-3); }

.footer-col { min-width: 0; }

.footer-heading {
  position: relative;
  margin-bottom: var(--space-2);
  padding-left: 16px;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  color: var(--color-ink);
}

.footer-heading::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transform: rotate(45deg);
}

.footer-links li + li { margin-top: 8px; }

.footer-links a {
  display: inline-block;
  padding-bottom: 1px;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.footer-links a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.footer-contact li + li { margin-top: var(--space-2); }

.contact-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.contact-key {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.contact-value {
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-ink-soft);
  overflow-wrap: anywhere;
}

.footer-hours {
  margin-top: var(--space-2);
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-primary-soft);
  border: var(--border-thin) solid var(--color-ink);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink);
}

.footer-base {
  position: relative;
  z-index: 1;
  width: min(100% - var(--space-4), var(--container));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2) var(--space-4);
  padding-block: var(--space-3) var(--space-4);
  border-top: var(--border-thin) solid color-mix(in srgb, var(--color-ink) 24%, transparent);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

.footer-note {
  flex: 1 1 340px;
  max-width: 62ch;
}

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

.footer-icp {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.footer-dot { color: var(--color-line); }

@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    padding-block: var(--space-6) var(--space-4);
  }
  .footer-lead { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .footer-inner { grid-template-columns: 1fr; }
  .footer-shape--b,
  .footer-shape--c { display: none; }
  .footer-base { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   8. 降低动效偏好
   ========================================================================== */

@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;
    scroll-behavior: auto !important;
  }

  .btn:hover,
  .brand:hover .brand-mark {
    transform: none;
  }
}