/* ============================================================
   奇异果体育 · 全站共享样式 /assets/site.css
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root {
  --kiwi-green: #6BBE34;
  --kiwi-dark: #3F7D1A;
  --orange-accent: #FF7A1A;
  --deep-blue: #1F3A5F;
  --white: #FFFFFF;
  --light-green-tint: #EAF4D3;
  --pale-orange-tint: #FFE8D0;
  --charcoal: #2B2B2B;
  --charcoal-muted: #5B6B7B;
  --border: rgba(31, 58, 95, 0.12);
  --border-kiwi: rgba(107, 190, 52, 0.30);
  --font-heading: "Montserrat", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", "Courier New", monospace;
  --fs-hero: clamp(2.5rem, 6vw, 4rem);
  --fs-section: clamp(1.8rem, 4vw, 2.5rem);
  --fs-card: 1.25rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --container-width: 1280px;
  --radius-pill: 999px;
  --radius-card: 1.25rem;
  --radius-round: 1.75rem;
  --shadow-float: 0 10px 30px -8px rgba(31, 58, 95, 0.18);
  --shadow-card: 0 1px 2px rgba(31, 58, 95, 0.06), 0 12px 28px -18px rgba(31, 58, 95, 0.20);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --body-pt: 6.5rem;
}

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

* {
  margin: 0;
  padding: 0;
}

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

main {
  display: block;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--charcoal);
  background: var(--white);
  min-height: 100vh;
  padding-top: var(--body-pt);
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 900;
  line-height: 1.18;
  color: var(--deep-blue);
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  list-style: none;
}

a {
  color: var(--kiwi-dark);
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s var(--ease-out);
}

a:hover {
  color: var(--kiwi-green);
}

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

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

::selection {
  background: var(--kiwi-green);
  color: var(--white);
}

:focus-visible {
  outline: 3px solid var(--orange-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 50%;
  z-index: 200;
  transform: translate(-50%, -320%);
  background: var(--deep-blue);
  color: var(--white);
  font-size: var(--fs-small);
  font-weight: 600;
  line-height: 1.4;
  padding: 0.6rem 1.3rem;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-float);
  text-decoration: none;
  transition: transform .25s var(--ease-out);
}

.skip-link:hover,
.skip-link:focus-visible {
  color: var(--white);
}

.skip-link:focus-visible {
  transform: translate(-50%, 0);
}

/* ---------- 头部 ---------- */
.site-header {
  position: fixed;
  top: 1rem;
  left: 0;
  right: 0;
  z-index: 100;
  padding-inline: clamp(1rem, 4vw, 2.75rem);
  pointer-events: none;
}

.page-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 150;
  pointer-events: none;
  background: rgba(31, 58, 95, 0.08);
}

.page-progress__bar {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--kiwi-green), var(--orange-accent));
  border-radius: 0 2px 2px 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  max-width: var(--container-width);
  margin-inline: auto;
  padding: 0.5rem 0.75rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.92));
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-kiwi);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-float);
  pointer-events: auto;
  transition: box-shadow .25s ease, border-color .25s ease;
}

.site-nav[data-scrolled] {
  box-shadow: 0 18px 42px -12px rgba(31, 58, 95, 0.28);
  border-color: rgba(107, 190, 52, 0.46);
}

.site-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  margin-right: 0.5rem;
  color: var(--deep-blue);
  text-decoration: none;
}

.site-nav__brand:hover {
  color: var(--kiwi-dark);
}

.site-nav__badge {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.8rem;
  background: linear-gradient(135deg, var(--kiwi-green) 0%, var(--kiwi-dark) 100%);
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.1rem;
  box-shadow: inset 0 -3px 6px rgba(0, 0, 0, 0.12), 0 4px 10px rgba(107, 190, 52, 0.28);
}

.site-nav__name {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
  color: var(--deep-blue);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  margin-inline: auto;
  padding: 0.1rem 0.4rem;
}

.site-nav__item {
  margin: 0;
}

.site-nav__link {
  display: inline-block;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-pill);
  color: var(--charcoal);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .2s ease, color .2s ease, box-shadow .2s ease;
}

.site-nav__link:hover {
  background: var(--light-green-tint);
  color: var(--kiwi-dark);
}

.site-nav__link[aria-current="page"] {
  background: var(--kiwi-green);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(107, 190, 52, 0.40);
}

.site-nav__link[aria-current="page"]:hover {
  color: var(--white);
}

.site-nav__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-shrink: 0;
  background: var(--orange-accent);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-body);
  line-height: 1.3;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(255, 122, 26, 0.32);
  transition: background-color .2s ease, transform .2s var(--ease-out), box-shadow .2s ease;
}

.site-nav__cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
  box-shadow: 0 10px 26px rgba(255, 122, 26, 0.42);
  color: var(--white);
}

.site-nav__cta:active {
  transform: translateY(0);
}

.site-nav__cta-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  animation: ctaPulse 2s var(--ease-out) infinite;
}

@keyframes ctaPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.55);
  }
  70% {
    box-shadow: 0 0 0 0.55rem rgba(255, 255, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
  }
}

.site-nav__cta-label {
  display: inline;
  white-space: nowrap;
}

.site-nav__toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 2.6rem;
  height: 2.6rem;
  flex-shrink: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--white);
  transition: background-color .2s ease, border-color .2s ease;
}

.site-nav__toggle:hover {
  background: var(--light-green-tint);
  border-color: var(--border-kiwi);
}

.site-nav__toggle-bar {
  display: block;
  width: 1.15rem;
  height: 2px;
  border-radius: 2px;
  background: var(--charcoal);
  transition: transform .25s var(--ease-out), opacity .2s ease;
}

.site-nav[data-open] .site-nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-nav[data-open] .site-nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-nav[data-open] .site-nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- 页脚 ---------- */
.site-footer {
  position: relative;
  overflow: hidden;
  margin-top: clamp(3rem, 8vw, 6rem);
  background: var(--deep-blue);
  color: rgba(255, 255, 255, 0.78);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}

.site-footer::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--kiwi-green) 0%, var(--kiwi-green) 62%, var(--orange-accent) 62%, var(--orange-accent) 100%);
  pointer-events: none;
}

.site-footer__inner {
  position: relative;
  max-width: var(--container-width);
  margin-inline: auto;
  padding: clamp(3rem, 7vw, 5rem) clamp(1rem, 4vw, 2.5rem) 2rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.35fr 0.7fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.site-footer__brand {
  min-width: 0;
  display: block;
}

.site-footer__brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.1rem;
  color: var(--white);
}

.site-footer__brand-logo:hover {
  color: var(--kiwi-green);
}

.site-footer__brand-badge {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.85rem;
  background: linear-gradient(135deg, var(--kiwi-green), var(--kiwi-dark));
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.15rem;
  box-shadow: inset 0 -3px 6px rgba(0, 0, 0, 0.16);
}

.site-footer__brand-name {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--white);
}

.site-footer__desc {
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.68);
  max-width: 38rem;
  margin-bottom: 1.1rem;
}

.site-footer__trust {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--light-green-tint);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.1rem;
  padding: 0.9rem 1.1rem;
  max-width: 38rem;
}

.site-footer__col {
  min-width: 0;
}

.site-footer__col--contact {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius-round);
  padding: 1.3rem 1.4rem;
}

.site-footer__heading {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--kiwi-green);
  margin-bottom: 1.1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__heading::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--orange-accent);
}

.site-footer__list {
  display: grid;
  gap: 0.6rem;
}

.site-footer__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  line-height: 1.5;
}

.site-footer__link::before {
  content: "";
  width: 0.5rem;
  height: 2px;
  border-radius: 2px;
  background: var(--orange-accent);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity .2s ease, transform .2s ease;
}

.site-footer__link:hover {
  color: var(--white);
}

.site-footer__link:hover::before {
  opacity: 1;
  transform: translateX(0);
}

.site-footer__contact {
  display: grid;
  gap: 0.8rem;
}

.site-footer__contact-item {
  display: grid;
  gap: 0.12rem;
}

.site-footer__contact-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.site-footer__contact-value {
  font-size: 0.875rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.88);
}

.site-footer__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  margin-top: clamp(2rem, 5vw, 3.25rem);
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.52);
}

.site-footer__copy {
  color: rgba(255, 255, 255, 0.50);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
}

.site-footer__legal-link {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.8rem;
  padding: 0.2rem 0;
}

.site-footer__legal-link:hover {
  color: var(--orange-accent);
}

.site-footer__icp {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.50);
}

/* ---------- 正文容器与章节 ---------- */
.body-container {
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

.section {
  padding-block: clamp(2.5rem, 7vw, 5rem);
}

.section-heading {
  font-size: var(--fs-section);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--charcoal-muted);
  max-width: 38rem;
  margin-bottom: 2rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--kiwi-dark);
  margin-bottom: 0.8rem;
}

.eyebrow::before {
  content: "";
  width: 1.6rem;
  height: 2px;
  border-radius: 2px;
  background: var(--orange-accent);
}

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 0.925rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--white);
  background: var(--kiwi-green);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(107, 190, 52, 0.30);
  transition: transform .2s var(--ease-out), box-shadow .2s ease, background-color .2s ease, color .2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  color: var(--white);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--kiwi-green);
  box-shadow: 0 6px 18px rgba(107, 190, 52, 0.32);
}

.btn--primary:hover {
  background: #7BCA40;
}

.btn--accent {
  background: var(--orange-accent);
  box-shadow: 0 6px 18px rgba(255, 122, 26, 0.32);
}

.btn--accent:hover {
  background: #FF8A37;
}

.btn--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--deep-blue);
  box-shadow: none;
}

.btn--ghost:hover {
  border-color: var(--kiwi-green);
  color: var(--kiwi-dark);
  background: rgba(107, 190, 52, 0.06);
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  margin-bottom: 1.25rem;
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--charcoal-muted);
}

.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 0.5rem;
  color: rgba(31, 58, 95, 0.35);
}

.breadcrumb__link {
  color: var(--kiwi-dark);
}

.breadcrumb__link:hover {
  color: var(--kiwi-green);
}

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

/* ---------- 卡片 / 面板 / 栅格 / 徽标 ---------- */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: transform .25s var(--ease-out), box-shadow .25s ease, border-color .25s ease;
}

.card--hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px -18px rgba(31, 58, 95, 0.26);
  border-color: var(--border-kiwi);
}

.panel {
  background: var(--light-green-tint);
  border: 1px solid rgba(107, 190, 52, 0.18);
  border-radius: var(--radius-card);
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.panel--orange {
  background: var(--pale-orange-tint);
  border-color: rgba(255, 122, 26, 0.20);
}

.panel--blue {
  background: var(--deep-blue);
  color: rgba(255, 255, 255, 0.80);
  border-color: transparent;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

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

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

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.3;
  padding: 0.32rem 0.75rem;
  border-radius: var(--radius-pill);
}

.badge--live {
  background: var(--pale-orange-tint);
  color: var(--orange-accent);
}

.badge--tech {
  background: var(--light-green-tint);
  color: var(--kiwi-dark);
}

/* ---------- 响应式图片容器 ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-card);
  background: var(--light-green-tint);
  border: 1px solid var(--border);
  aspect-ratio: 4 / 3;
}

.media-frame--wide {
  aspect-ratio: 16 / 9;
}

.media-frame--square {
  aspect-ratio: 1 / 1;
}

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

.media-frame__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background-color: var(--light-green-tint);
  background-image:
    linear-gradient(135deg, rgba(107, 190, 52, 0.10) 25%, transparent 25%),
    linear-gradient(225deg, rgba(107, 190, 52, 0.08) 25%, transparent 25%),
    linear-gradient(45deg, rgba(107, 190, 52, 0.10) 25%, transparent 25%),
    linear-gradient(315deg, rgba(107, 190, 52, 0.08) 25%, transparent 25%);
  background-position: 0 0, 1rem 1rem, 1rem 1rem, 0 0;
  background-size: 2rem 2rem;
}

.media-frame__placeholder::before {
  content: "影像";
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kiwi-dark);
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.85rem;
}

.media-frame__placeholder[data-label]::before {
  content: attr(data-label);
}

/* ---------- 显现动画 ---------- */
.js-animate [data-reveal] {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
}

.js-animate [data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1023.98px) {
  .grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem 2rem;
  }

  .site-footer__brand {
    grid-column: 1 / -1;
  }

  .site-nav {
    position: relative;
  }

  .site-nav__list {
    display: none;
    position: absolute;
    top: calc(100% + 0.75rem);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.3rem;
    margin: 0;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--radius-round);
    box-shadow: 0 24px 48px -16px rgba(31, 58, 95, 0.30);
  }

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

  .site-nav__link {
    display: block;
    width: 100%;
    text-align: left;
    padding: 0.75rem 1.1rem;
    border-radius: 1.25rem;
    font-size: 0.95rem;
  }

  .site-nav__link[aria-current="page"] {
    box-shadow: 0 4px 12px rgba(107, 190, 52, 0.32);
  }

  .site-nav__toggle {
    display: inline-flex;
  }

  .site-nav__cta {
    margin-left: auto;
    width: 2.6rem;
    height: 2.6rem;
    padding: 0;
  }

  .site-nav__cta-label,
  .site-nav__cta-dot {
    display: none;
  }

  .site-nav__cta::after {
    content: "→";
    font-size: 1.15rem;
    line-height: 1;
  }
}

@media (max-width: 640px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: minmax(0, 1fr);
  }

  .site-footer__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
  }

  .site-footer__brand {
    grid-column: auto;
  }

  .site-footer__bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .site-nav__name {
    display: none;
  }

  .site-nav__brand {
    margin-right: 0;
  }
}

/* ---------- 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;
  }

  .site-nav__cta-dot {
    animation: none;
  }

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