@charset "utf-8";
/**
 * message-new.css - 留言板页极简风格
 * 设计理念: 与首页/产品/新闻页统一 - 极简留白 + 大字体轻量化 + 克制微交互
 */

/* ========== 0. 防溢出基础 ========== */
html {
  overflow-x: hidden;
}

/* ========== 1. Page Banner - 页面横幅 ========== */
.page-banner {
  position: relative;
  height: 320px;
  overflow: hidden;
  background: #f8f9fa;
}
.page-banner__image {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-banner__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.35);
  color: #fff;
  text-align: center;
  padding: 20px;
}
.page-banner__title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
}
.page-banner__subtitle {
  font-size: 15px;
  font-weight: 300;
  opacity: 0.9;
  margin: 0;
}

/* ========== 2. Breadcrumb - 面包屑 ========== */
.breadcrumb-nav {
  background: #fff;
  border-bottom: 1px solid #f0f0f0;
  padding: 18px 0;
  font-size: 13px;
  color: #999;
}
.breadcrumb-nav .container {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.breadcrumb-nav .home-icon {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
  margin-right: 2px;
}
.breadcrumb-nav a {
  color: #666;
  text-decoration: none;
  transition: color 0.3s ease;
}
.breadcrumb-nav a:hover {
  color: var(--color-primary, #EF3B1B);
}
.breadcrumb-nav .separator {
  color: #ccc;
  font-size: 12px;
}
.breadcrumb-nav .current {
  color: #333;
}

/* ========== 3. Message Section ========== */
.message-section {
  background: #fff;
  padding: 70px 0;
}

/* ========== 4. Message Layout - 左右两栏 ========== */
.message-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

/* 左侧信息栏 */
.message-info {
  padding: 40px;
  background: #f8f9fa;
}
.message-info__title {
  font-size: 28px;
  font-weight: 300;
  color: #1a1a1a;
  margin: 0 0 15px;
  letter-spacing: 0.02em;
}
.message-info__desc {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
  margin: 0 0 35px;
}
.message-info__list {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin-bottom: 35px;
}
.message-info__item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}
.message-info__icon {
  flex-shrink: 0;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary, #EF3B1B);
  border-radius: 50%;
}
.message-info__icon svg {
  width: 20px;
  height: 20px;
  stroke: #fff;
  stroke-width: 2;
  fill: none;
}
.message-info__content {
  flex: 1;
  padding-top: 2px;
}
.message-info__label {
  font-size: 12px;
  color: #888;
  margin: 0 0 5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.message-info__value {
  font-size: 15px;
  color: #333;
  margin: 0;
  line-height: 1.5;
}
.message-info__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-primary, #EF3B1B);
  text-decoration: none;
  font-weight: 500;
  transition: gap 0.3s ease;
}
.message-info__link:hover {
  gap: 12px;
}
.message-info__link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* 右侧表单栏 */
.message-form-wrap {
  background: #fff;
  padding: 40px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.06);
}
.message-header {
  margin-bottom: 30px;
}
.message-title {
  font-size: 22px;
  font-weight: 400;
  color: #1a1a1a;
  margin: 0 0 8px;
}
.message-desc {
  font-size: 14px;
  color: #888;
  margin: 0;
}

/* ========== 5. Form Styles ========== */
.message-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-label {
  font-size: 14px;
  color: #333;
  font-weight: 500;
}
.form-label .required {
  color: var(--color-primary, #EF3B1B);
  margin-left: 2px;
}
.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 15px;
  font-size: 14px;
  color: #333;
  background: #f8f9fa;
  border: 1px solid #e0e0e0;
  outline: none;
  transition: all 0.3s ease;
}
.form-input:focus,
.form-textarea:focus {
  background: #fff;
  border-color: var(--color-primary, #EF3B1B);
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: #aaa;
}
.form-textarea {
  min-height: 150px;
  resize: vertical;
}

/* Row layout */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Error state */
.form-input.error,
.form-textarea.error {
  border-color: var(--color-primary, #EF3B1B);
  background: #fff5f5;
}
.form-error {
  font-size: 12px;
  color: var(--color-primary, #EF3B1B);
  display: none;
}
.form-group.has-error .form-error {
  display: block;
}

/* ========== 6. 验证码样式 ========== */
.form-group--captcha {
  max-width: 320px;
}
.captcha-wrap {
  display: flex;
  gap: 10px;
  align-items: center;
}
.captcha-input {
  flex: 1;
}
.captcha-img {
  height: 42px;
  cursor: pointer;
  border-radius: 4px;
  flex-shrink: 0;
}

/* ========== 7. Form Actions ========== */
.form-actions {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}
.btn {
  padding: 14px 40px;
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}
.btn-primary {
  background: var(--color-primary, #EF3B1B);
  color: #fff;
}
.btn-primary:hover {
  background: #d63418;
}
.btn-secondary {
  background: #f0f0f0;
  color: #666;
}
.btn-secondary:hover {
  background: #e0e0e0;
}

/* ========== 7. Toast ========== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(0,0,0,0.8);
  color: #fff;
  padding: 12px 25px;
  border-radius: 4px;
  font-size: 14px;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 10000;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.toast.success {
  background: #28a745;
}
.toast.error {
  background: var(--color-primary, #EF3B1B);
}

/* ========== 8. Responsive ========== */
@media (max-width: 1199.98px) {
  .page-banner {
    height: 280px;
  }
  .message-section {
    padding: 60px 0;
  }
  .message-layout {
    gap: 40px;
  }
}

@media (max-width: 991.98px) {
  .page-banner {
    height: 240px;
  }
  .message-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .message-info {
    order: 2;
    padding: 30px;
  }
  .message-form-wrap {
    order: 1;
    padding: 35px;
  }
}

@media (max-width: 767.98px) {
  .page-banner {
    height: 200px;
  }
  .page-banner__title {
    font-size: 1.5rem;
  }
  .breadcrumb-nav {
    padding: 12px 0;
    font-size: 12px;
  }
  .message-section {
    padding: 50px 0;
  }
  .message-info {
    padding: 25px 20px;
  }
  .message-info__title {
    font-size: 22px;
  }
  .message-info__list {
    gap: 20px;
  }
  .message-form-wrap {
    padding: 25px 20px;
  }
  .message-header {
    margin-bottom: 25px;
  }
  .message-title {
    font-size: 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .form-actions {
    flex-direction: column;
  }
  .btn {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 575.98px) {
  .page-banner {
    height: 160px;
  }
  .page-banner__title {
    font-size: 1.25rem;
  }
  .page-banner__subtitle {
    font-size: 13px;
  }
  .message-info__icon {
    width: 40px;
    height: 40px;
  }
  .message-info__icon svg {
    width: 18px;
    height: 18px;
  }
}