.form_section {
  margin-top: 80px;
}

.share_form_container {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.share_form {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

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

.form_label {
  font-size: 14px;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 4px;
}

.required_mark {
  color: #ff4d4f;
  font-weight: bold;
}

.form_input {
  width: 100%;
  height: 44px;
  padding: 0 15px;
  border: 1px solid #3C8CBD;
  border-radius: 6px;
  background: #ffffff;
  font-size: 14px;
  color: #333;
  outline: none;
  transition: border-color 0.3s;
}

.form_input:focus {
  border-color: #1899FF;
}

.form_input::placeholder {
  color: #999;
}

.upload_area {
  width: 150px;
  height: 150px;
  position: relative;
}

.upload_placeholder {
  width: 100%;
  height: 100%;
  background: #ffffff;
  border: 2px dashed #3C8CBD;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.3s, background-color 0.3s;
}

.upload_placeholder:hover {
  border-color: #1899FF;
  background: rgba(24, 153, 255, 0.05);
}

.upload_icon {
  font-size: 48px;
  color: #3C8CBD;
  font-weight: 300;
}

.upload_preview {
  width: 100%;
  height: 100%;
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

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

.remove_btn {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 24px;
  height: 24px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: background-color 0.3s;
}

.remove_btn:hover {
  background: rgba(255, 77, 79, 0.8);
}

.form_btn_wrap {
  text-align: center;
  margin-top: 20px;
}

.submit_btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 60px;
  height: 48px;
  background: linear-gradient(176deg, #1899FF, #3EC9FD, #05CBF5);
  color: #ffffff;
  font-size: 18px;
  font-weight: bold;
  border-radius: 24px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(24, 153, 255, 0.4);
  transition: all 0.3s;
}

.submit_btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(24, 153, 255, 0.5);
}

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

.form_section_m {
  padding: 30px 15px;
}

.share_form_container_m {
  border-radius: 12px;
  padding: 20px;
}

.share_form_m {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form_item_m {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form_label_m {
  font-size: 14px;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 4px;
}

.form_input_m {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 1px solid #3C8CBD;
  border-radius: 6px;
  background: #ffffff;
  font-size: 14px;
  color: #333;
  outline: none;
  transition: border-color 0.3s;
}

.form_input_m:focus {
  border-color: #1899FF;
}

.form_input_m::placeholder {
  color: #999;
}

.upload_area_m {
  width: 120px;
  height: 120px;
  position: relative;
}

.upload_placeholder_m {
  width: 100%;
  height: 100%;
  background: #ffffff;
  border: 2px dashed #3C8CBD;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.upload_icon_m {
  font-size: 40px;
  color: #3C8CBD;
  font-weight: 300;
}

.upload_preview_m {
  width: 100%;
  height: 100%;
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}

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

.remove_btn_m {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 20px;
  height: 20px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
}

.form_btn_wrap_m {
  text-align: center;
  margin-top: 15px;
}

.submit_btn_m {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 40px;
  height: 44px;
  background: linear-gradient(176deg, #1899FF, #3EC9FD, #05CBF5);
  color: #ffffff;
  font-size: 16px;
  font-weight: bold;
  border-radius: 22px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(24, 153, 255, 0.4);
  transition: all 0.2s;
}

.submit_btn_m:active {
  transform: scale(0.95);
}

#nav_share_m.active span,
.nav_item_m.active span {
  color: #ffffff;
}

.poster_modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.poster_overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
}

.poster_wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.poster_content {
  width: 375px;
  background: #001b7e;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}

.poster_bg_pattern {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.poster_inner {
  position: relative;
  z-index: 1;
  padding: 20px 25px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.poster_header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.poster_logo {
  height: 70px;
  width: auto;
}

.poster_header_title {
  background: linear-gradient(176deg, #1899FF, #3EC9FD, #05CBF5);

  border-radius: 12px;
  font-size: 12px;
  color: #fff;
    line-height: 25px;
    font-weight: 600;
       min-height: 25px;
    text-align: center;
    width: 120px;
}

.poster_main_title {
  text-align: center;
  margin-bottom: 15px;
  width: 100%;
}

.poster_title_img {
  width: 100%;
  height: auto;
  display: block;
}

.poster_title_line1 {
  font-size: 32px;
  font-weight: bold;
  color: #05CBF5;
  letter-spacing: 8px;
}

.poster_title_line2 {
  font-size: 36px;
  font-weight: bold;
  color: #05CBF5;
  letter-spacing: 4px;
}

.poster_subtitle {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  margin-bottom: 20px;
}

.poster_product_wrap {
  margin-bottom: 15px;
  display: flex;
  justify-content: center;
}

.poster_product_frame {
  width: 130px;
  height: 130px;
  background: #fff;
  border-radius: 8px;
  padding: 5px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.poster_product_img {
  width: 100%;
  height: 100%;
    object-fit: contain;
  border-radius: 4px;
}

.poster_booth_tag {
  background: linear-gradient(176deg, #1899FF, #3EC9FD, #05CBF5);
  padding: 6px 20px;
  border-radius: 15px;
  font-size: 14px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 12px;
}

.poster_company_name {
  font-size: 16px;
  color: #fff;
  font-weight: bold;
  margin-bottom: 5px;
}

.poster_info_line {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 15px;
}

.poster_qrcode_wrap {
  width: 80px;
  height: 80px;
  background: #fff;
  padding: 5px;
  border-radius: 4px;
  margin: 0 auto 10px;
}

.poster_qrcode {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.poster_qrcode_text {
  font-size: 14px;
  color: #05CBF5;
  font-weight: bold;
}

.poster_btn_group {
  display: flex;
  gap: 20px;
  justify-content: center;
  padding-bottom: 20px;
}

.poster_btn {
  padding: 0px 15px;
  height: 40px;
  border: 2px solid #fff;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
  cursor: pointer;
  transition: all 0.3s;
  background: transparent;
}

.poster_btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.poster_btn:active {
  transform: scale(0.95);
}