:root {
  --bg-body: #050816;
  --bg-elevated: #0b1020;
  --bg-card: #0f172a;
  --border-subtle: #1f2937;
  --border-strong: #2563eb;
  --primary: #3b82f6;
  --primary-soft: rgba(59, 130, 246, 0.12);
  --primary-strong: #1d4ed8;
  --accent-cyan: #22d3ee;
  --text-main: #e5e7eb;
  --text-muted: #9ca3af;
}
@keyframes gradientShift {
  0% {
    background-position: 0% 0%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 0%;
  }
}
@keyframes floatCard {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
  100% {
    transform: translateY(0);
  }
}
@keyframes pulsePrimary {
  0% {
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.4),
      0 16px 40px rgba(15, 23, 42, 0.9);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(56, 189, 248, 0),
      0 16px 40px rgba(15, 23, 42, 0.9);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0),
      0 16px 40px rgba(15, 23, 42, 0.9);
  }
}
@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(16px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text-main);
  background: radial-gradient(circle at top, #0b1120 0, #020617 45%, #020617 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: -20%;
  background:
    radial-gradient(circle at 10% 0, rgba(56, 189, 248, 0.25) 0, transparent 55%),
    radial-gradient(circle at 90% 10%, rgba(59, 130, 246, 0.3) 0, transparent 55%);
  background-size: 140% 140%;
  mix-blend-mode: screen;
  opacity: 0.5;
  pointer-events: none;
  z-index: -1;
  animation: gradientShift 22s ease-in-out infinite alternate;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

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

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 导航栏 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.16), rgba(15, 23, 42, 0.92));
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(55, 65, 81, 0.8);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.8);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-link {
  display: flex;
  flex-direction: column;
}

.logo-mark {
  font-weight: 700;
  font-size: 20px;
  color: var(--primary);
}

.logo-sub {
  font-size: 11px;
  color: var(--text-muted);
}

.nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
  color: var(--text-muted);
}

.nav-link {
  position: relative;
  padding: 8px 12px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 8px;
  display: inline-block;
  overflow: hidden;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--primary));
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 1px;
}

.nav-link:hover::after {
  width: 80%;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
  transition: left 0.6s ease;
  z-index: -1;
}

.nav-link:hover::before {
  left: 100%;
}

.nav-cta {
  font-size: 13px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.nav-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
  z-index: -1;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.5);
  background: radial-gradient(circle at 0 0, #22d3ee, #1e40af);
}

.nav-cta:hover::before {
  left: 100%;
}

.nav-cta:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* 按钮样式 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 12px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  white-space: nowrap;
  font-weight: 500;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.6s ease;
  z-index: 1;
}

.btn:hover::before {
  left: 100%;
}

.btn span {
  position: relative;
  z-index: 2;
}

.btn-primary {
  background: radial-gradient(circle at 0 0, #38bdf8, var(--primary-strong));
  color: #ffffff;
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.35), 0 16px 40px rgba(15, 23, 42, 0.9);
}

.btn-primary:hover {
  background: radial-gradient(circle at 0 0, #22d3ee, #1e40af);
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.7), 0 20px 50px rgba(15, 23, 42, 1), 0 0 20px rgba(56, 189, 248, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-cyan);
  border-color: rgba(148, 163, 184, 0.7);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
  background: rgba(15, 23, 42, 0.9);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.3), 0 8px 24px rgba(15, 23, 42, 0.6);
  transform: translateY(-1px);
}

.form-submit {
  margin-top: 12px;
  width: 100%;
  padding: 10px 20px;
}

.hero {
  padding: 72px 0 72px;
  background:
    radial-gradient(circle at 10% 0, rgba(56, 189, 248, 0.3) 0, transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(59, 130, 246, 0.4) 0, transparent 55%),
    linear-gradient(180deg, #020617 0, #020617 100%);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: -40%;
  background:
    radial-gradient(circle at 20% 20%, rgba(56, 189, 248, 0.12) 0, transparent 55%),
    radial-gradient(circle at 80% 0, rgba(129, 140, 248, 0.14) 0, transparent 55%);
  background-size: 160% 160%;
  opacity: 0.9;
  pointer-events: none;
  z-index: -1;
  animation: gradientShift 26s linear infinite alternate;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.4fr);
  gap: 32px;
  align-items: center;
}

.hero-text h1 {
  font-size: 40px;
  margin: 0 0 18px;
  color: #f9fafb;
  line-height: 1.25;
}

.hero-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 420px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
  margin-bottom: 20px;
  align-items: center;
}

.hero-actions .btn {
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 16px;
  min-width: 200px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.hero-actions .btn span {
  font-size: 18px;
  line-height: 1;
  position: relative;
  z-index: 2;
}

.hero-actions .btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
  z-index: 1;
}

.hero-actions .btn:hover::before {
  left: 100%;
}

.hero-actions .btn span {
  position: relative;
  z-index: 2;
}

.hero-actions .demo-btn {
  font-size: 14px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  background: radial-gradient(circle at 0 0, #38bdf8, var(--primary-strong));
  color: #ffffff;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.hero-actions .demo-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
  z-index: -1;
}

.hero-actions .demo-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.5);
  background: radial-gradient(circle at 0 0, #22d3ee, #1e40af);
}

.hero-actions .demo-btn:hover::before {
  left: 100%;
}

.hero-actions .demo-btn:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.hero-actions .product-btn {
  font-size: 14px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid rgba(148, 163, 184, 0.7);
}

.hero-actions .product-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
  transition: left 0.6s ease;
  z-index: -1;
}

.hero-actions .product-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(34, 211, 238, 0.3);
  background: rgba(15, 23, 42, 0.9);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.hero-actions .product-btn:hover::before {
  left: 100%;
}

.hero-actions .product-btn:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.hero-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.hero-card {
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.28), rgba(15, 23, 42, 0.98));
  border-radius: 18px;
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.95);
  padding: 20px 22px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  animation: floatCard 7s ease-in-out infinite;
}

.hero-card-header {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 8px;
  color: #e5e7eb;
}

.hero-card-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 13px;
  color: #d1d5db;
}

.hero-card-list li + li {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed #e5e7eb;
}

.hero-card-list strong {
  display: block;
}

.hero-card-footer {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(148, 163, 184, 0.5);
  font-size: 12px;
  color: var(--text-muted);
}

.section {
  padding: 64px 0;
  animation: fadeInUp 0.8s ease-out both;
}

.section-alt {
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.22), rgba(15, 23, 42, 0.98));
}

.section-header {
  text-align: center;
  margin-bottom: 32px;
}

.section-header h2 {
  margin: 0 0 22px;
  font-size: 24px;
  color: #f9fafb;
  letter-spacing: 0.04em;
  position: relative;
  display: inline-block;
}

.section-header p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
}

.section-header h2::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -10px;
  transform: translateX(-50%);
  width: 64px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--primary));
}

.grid {
  display: grid;
  gap: 24px;
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.card {
  background-color: var(--bg-card);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.85), 0 0 0 1px rgba(255, 255, 255, 0.05);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  backdrop-filter: blur(10px);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.8), rgba(59, 130, 246, 0.4), rgba(34, 211, 238, 0.6));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  background-size: 200% 200%;
  animation: gradientShift 3s ease infinite;
}

.card::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.1) 0%, transparent 70%);
  transform: rotate(45deg);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
}

.card:hover {
  border-color: var(--border-strong);
  box-shadow: 0 26px 60px rgba(15, 23, 42, 0.98), 0 0 30px rgba(56, 189, 248, 0.2);
  transform: translateY(-4px) scale(1.02);
}

.card:hover::before {
  opacity: 1;
}

.card:hover::after {
  opacity: 1;
  transform: rotate(45deg) scale(1.2);
}

.card-content {
  position: relative;
  z-index: 2;
  flex: 1;
}

.product-card h3,
.feature-card h3,
.card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  color: #e5e7eb;
}

.product-card p,
.feature-card p,
.card p {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

.product-card ul,
.card ul {
  margin: 0;
  padding-left: 18px;
  font-size: 13px;
  color: var(--text-muted);
}

.news-link {
  font-size: 12px;
  color: #93c5fd;
}

.news-link::after {
  content: " →";
}

.feature-card {
  font-size: 13px;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  font-size: 14px;
  color: var(--text-muted);
}

.about-grid h3 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 16px;
  color: #e5e7eb;
}

.about-grid p {
  margin-top: 0;
  margin-bottom: 16px;
  line-height: 1.8;
}

.docs-link {
  margin-top: 20px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

.docs-link a {
  color: var(--accent-cyan);
  text-decoration: underline;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
  gap: 28px;
  align-items: flex-start;
}

.contact-text > p {
  margin: 0 0 12px;
  color: var(--text-muted);
  font-size: 14px;
}

.contact-info {
  list-style: none;
  padding-left: 0;
  margin: 0;
  font-size: 13px;
  color: var(--text-main);
}

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

.contact-qrcode {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(148, 163, 184, 0.35);
}

.contact-qrcode-meta {
  flex: 1;
}

.contact-qrcode-meta span {
  display: block;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.contact-qrcode-meta small {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.contact-qrcode-img {
  flex-shrink: 0;
}

.contact-qrcode-img img {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(15, 23, 42, 0.9);
  object-fit: cover;
}

.contact-label {
  color: var(--text-muted);
}

.contact-form-wrap {
  padding: 16px 16px 18px;
  border-radius: 18px;
  background: radial-gradient(circle at top, #020617, #020617 70%);
  border: 1px solid rgba(148, 163, 184, 0.5);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.95);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-field label {
  font-size: 12px;
  color: var(--text-muted);
}

input,
textarea {
  font: inherit;
  padding: 8px 9px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.65);
  background: rgba(15, 23, 42, 0.9);
  color: #e5e7eb;
  outline: none;
  transition:
    border-color 0.14s ease,
    box-shadow 0.14s ease,
    background 0.14s ease;
}

textarea {
  border-radius: 14px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: rgba(148, 163, 184, 0.85);
}

input:focus,
textarea:focus {
  border-color: rgba(59, 130, 246, 0.9);
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.7);
  background: rgba(15, 23, 42, 0.98);
}

.form-tip {
  margin: 2px 0 0;
  font-size: 11px;
  color: var(--text-muted);
}

.site-footer {
  padding: 34px 0 20px;
  border-top: 1px solid rgba(148, 163, 184, 0.35);
  background: radial-gradient(
    circle at top,
    rgba(15, 23, 42, 0.96),
    #020617 64%
  );
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer-main {
  display: flex;
  justify-content: space-between;
  gap: 40px;
}

.footer-brand {
  max-width: 380px;
  font-size: 13px;
}

.footer-brand p {
  margin: 18px 0 0;
  color: var(--text-muted);
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  font-size: 13px;
}

.footer-col h4 {
  margin: 0 0 8px;
  font-size: 13px;
}

.footer-col a,
.footer-col span {
  display: block;
  color: var(--text-muted);
  font-size: 12px;
}

.footer-col a + a,
.footer-col span + span {
  margin-top: 10px;
}

.footer-qrcode {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 8px;
  margin-top: 6px;
  align-items: center;
}

.footer-qrcode-meta span {
  display: block;
  font-size: 12px;
  color: #e5e7eb;
  margin-bottom: 2px;
}

.footer-qrcode-meta small {
  font-size: 11px;
  color: var(--text-muted);
}

.footer-qrcode-img {
  justify-self: end;
}

.footer-qrcode-img img {
  width: 68px;
  height: 68px;
  border-radius: 4px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(15, 23, 42, 0.9);
  object-fit: cover;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: #6b7280;
  border-top: 1px solid rgba(31, 41, 55, 0.9);
  padding-top: 10px;
}



@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-card {
    margin-top: 24px;
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .nav {
    display: none;
  }

  .float-contact {
    display: none;
  }

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

  .footer-main {
    flex-direction: column;
    gap: 24px;
  }

  .footer-brand {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 40px 0 40px;
  }

  .hero-text h1 {
    font-size: 28px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .section {
    padding: 40px 0;
  }

  .grid-4,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

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

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

  .footer-inner {
    flex-direction: column;
    gap: 16px;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .footer-qrcode {
    grid-template-columns: minmax(0, 1fr);
    text-align: center;
  }

  .footer-qrcode-img {
    justify-self: center;
    margin-top: 12px;
  }
}