:root {
  --palace-red: #8B1A2B;
  --palace-red-deep: #5A1A1B;
  --gold: #C9A84C;
  --gold-light: #E8D5A3;
  --ink-black: #1A1A1A;
  --cloud-white: #F8F6F3;
  --meander: #4A7C8F;
  --text-primary: #2C2C2C;
  --text-secondary: #666666;
  --text-light: #999999;
  --border-light: #E8E6E3;
  --container-width: 1200px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans SC', sans-serif;
  background: var(--cloud-white);
  color: var(--ink-black);
  line-height: 1.6;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 40px;
}

.page-loader {
  display: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  margin-left: auto;
}

.feedback-detail {
  padding: 120px 0 80px;
  min-height: 100vh;
}

.feedback-detail .container {
  max-width: 900px;
}

.feedback-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  padding: 48px;
}

.feedback-intro {
  text-align: center;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid #eee;
}

.feedback-intro-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--palace-red), #A82939);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 32px;
  color: #fff;
}

.feedback-intro-title {
  font-family: 'Noto Serif SC', serif;
  font-size: 28px;
  color: var(--palace-red);
  margin-bottom: 12px;
}

.feedback-intro-desc {
  color: #666;
  font-size: 15px;
  max-width: 600px;
  margin: 0 auto;
}

.feedback-form-section {
  margin-bottom: 32px;
}

.feedback-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #333;
  margin-bottom: 8px;
}

.feedback-label .required {
  color: var(--palace-red);
}

.feedback-input-full {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid #e8e6e3;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  transition: all 0.3s;
  background: #faf9f7;
}

.feedback-input-full:focus {
  outline: none;
  border-color: var(--palace-red);
  background: #fff;
}

.feedback-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.feedback-select {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid #e8e6e3;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  transition: all 0.3s;
  background: #faf9f7 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 16px center;
  cursor: pointer;
  appearance: none;
}

.feedback-select:focus {
  outline: none;
  border-color: var(--palace-red);
  background-color: #fff;
}

.feedback-textarea {
  width: 100%;
  min-height: 160px;
  padding: 14px 18px;
  border: 2px solid #e8e6e3;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  resize: vertical;
  transition: all 0.3s;
  background: #faf9f7;
}

.feedback-textarea:focus {
  outline: none;
  border-color: var(--palace-red);
  background: #fff;
}

.feedback-submit {
  width: 100%;
  padding: 18px 32px;
  background: linear-gradient(135deg, var(--palace-red), #A82939);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.feedback-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(139, 26, 43, 0.3);
}

.feedback-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid #eee;
}

.feedback-info-item {
  text-align: center;
}

.feedback-info-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 22px;
  color: var(--palace-red);
}

.feedback-info-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.feedback-info-text {
  font-size: 14px;
  color: #666;
}

.feedback-success {
  display: none;
  text-align: center;
  padding: 60px 40px;
}

.feedback-success.show {
  display: block;
}

.feedback-success-icon {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, #4CAF50, #66BB6A);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 48px;
  color: #fff;
}

.feedback-success-title {
  font-family: 'Noto Serif SC', serif;
  font-size: 28px;
  color: #333;
  margin-bottom: 12px;
}

.feedback-success-desc {
  color: #666;
  margin-bottom: 32px;
}

.feedback-success-btn {
  display: inline-block;
  padding: 14px 32px;
  background: var(--palace-red);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 15px;
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  transition: opacity 0.3s;
}

.article-back:hover {
  opacity: 0.7;
}

.article-back i {
  font-size: 12px;
}

.feedback-textarea{
  color: #333;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: all 0.3s ease;
}

.navbar {
  /* background: var(--palace-red); */
  background: #fff;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
}
.language-button{
  color: #999999;
  cursor: pointer;
  font-size: 14px;

}
.nav-lang-switch{
  margin-left: 20px;
}
.active-lang{
  color: #fff;
}
.nav-lang-switch .lang-divider {
  color: rgba(255, 255, 255, 1);
  padding: 0 2px;
  font-size: 10px;
}
.nav-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo {
  width: 130px;
}

.footer {
  background: #1A1A1A;
  color: #fff;
  padding: 60px 20px 24px;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand-logo {
  width: 120px;
  margin-bottom: 16px;
}

.footer-brand-desc {
  font-size: 14px;
  color: rgb(242, 242, 242);
  line-height: 1.8;
}

.footer-column-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--gold-light);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgb(242, 242, 242);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--gold);
}

.footer-bottom {
  max-width: 1200px;
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgb(242, 242, 242);
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: rgb(242, 242, 242);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: rgb(242, 242, 242);
  text-decoration: none;
}

@media (max-width: 768px) {
  .feedback-hero-title {
    font-size: 32px;
    letter-spacing: 4px;
  }

  .feedback-row {
    grid-template-columns: 1fr;
  }

  .feedback-info-grid {
    grid-template-columns: 1fr;
  }

  .feedback-card {
    padding: 32px 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .footer-bottom-links {
    justify-content: center;
    flex-wrap: wrap;
  }
}