:root {
  --color_primary: #157678;
  --color_primary_dark: #0c5152;
  --color_secondary: #7a9472;
  --color_accent: #f4a261;
  --color_text: #1f2933;
  --color_text_light: #5b6673;
  --color_bg: #ffffff;
  --color_bg_soft: #f1f8f7;
  --color_border: #e4edf3;
  --radius_card: 14px;
  --radius_inner: 10px;
  --shadow_card: 0 18px 44px rgba(21, 118, 120, 0.12);
  --shadow_header: 0 12px 30px rgba(12, 81, 82, 0.12);
}

* {
  box-sizing: border-box;
}

a{
    transition:all .3s;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--color_text);
  background: var(--color_bg);
  overflow-x: hidden;
}

body.is_modal_open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.section {
  padding: 88px 0;
}

.section_soft {
  background: var(--color_bg_soft);
}

.section_header {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.section_label {
  margin: 0 0 12px;
  color: var(--color_secondary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.section_title {
  margin: 0;
  font-size: 38px;
  line-height: 1.25;
  color: var(--color_text);
}

.section_desc {
  margin: 16px 0 0;
  color: var(--color_text_light);
  font-size: 17px;
  line-height: 1.8;
}

.primary_button,
.outline_button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.primary_button {
  color: #ffffff;
  background: var(--color_primary);
  border: 1px solid var(--color_primary);
}

.outline_button {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.72);
}

.primary_button:hover,
.outline_button:hover {
  transform: translateY(-2px);
}

.primary_button:hover {
  background: var(--color_primary_dark);
  border-color: var(--color_primary_dark);
}

.outline_button:hover {
  color: var(--color_primary_dark);
  background: #ffffff;
  border-color: #ffffff;
}

.site_header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  width: 100%;
  color: #ffffff;
  transition: background-color 0.3s ease, box-shadow 0.3s ease, color 0.3s ease;
}

.site_header.is_scrolled,
.site_header.is_menu_open {
  color: var(--color_text);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow_header);
  backdrop-filter: blur(12px);
}

.site_header_inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site_logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 210px;
}

.site_logo_mark {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius_inner);
  color: #ffffff;
  background: var(--color_primary);
}

.site_logo_text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.site_logo_title {
  font-size: 18px;
  font-weight: 800;
}

.site_logo_subtitle {
  font-size: 12px;
  opacity: 0.86;
}

.site_nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 15px;
  font-weight: 600;
}

.site_nav_link {
  position: relative;
  padding: 8px 0;
}

.site_nav_link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: var(--color_secondary);
  transition: width 0.25s ease;
}

.site_nav_link:hover::after,
.site_nav_link.is_active::after {
  width: 100%;
}

.site_menu_button {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: var(--radius_inner);
  color: inherit;
  background: transparent;
  cursor: pointer;
}

.site_header.is_scrolled .site_menu_button,
.site_header.is_menu_open .site_menu_button {
  border-color: var(--color_border);
}

.page_hero {
  min-height: 420px;
  display: flex;
  align-items: center;
  color: #ffffff;
  background:
    linear-gradient(90deg, rgba(12, 39, 66, 0.84), rgba(12, 39, 66, 0.4)),
    url("../images/banner1.jpg");
  background-size: cover;
  background-position: center;
}

.page_hero_inner {
  padding-top: 84px;
}

.page_hero_content {
  max-width: 760px;
}

.page_hero_label {
  display: inline-flex;
  margin: 0 0 18px;
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  color: #dff8f5;
  background: rgba(255, 255, 255, 0.1);
  font-size: 15px;
  font-weight: 700;
}

.page_hero_title {
  margin: 0;
  font-size: 52px;
  line-height: 1.18;
  font-weight: 800;
}

.page_hero_desc {
  max-width: 720px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 20px;
  line-height: 1.8;
}

.filter_bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 34px;
}

.filter_button {
  height: 42px;
  line-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--color_border);
  border-radius: 999px;
  color: var(--color_primary_dark);
  background: #ffffff;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.filter_button:hover,
.filter_button.is_active {
  color: #ffffff;
  background: var(--color_primary);
  border-color: var(--color_primary);
  transform: translateY(-1px);
}

.faq_list {
  display: grid;
  gap: 14px;
}

.faq_item {
  border: 1px solid var(--color_border);
  border-radius: var(--radius_card);
  background: #ffffff;
  overflow: hidden;
}

.faq_question {
  width: 100%;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 22px;
  border: 0;
  color: var(--color_text);
  background: transparent;
  font-size: 17px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.faq_question i {
  color: var(--color_primary);
  transition: transform 0.25s ease;
}

.faq_answer {
  display: none;
  padding: 0 22px 22px;
  color: var(--color_text_light);
  font-size: 16px;
  line-height: 1.8;
}

.faq_item.is_open .faq_answer {
  display: block;
}

.faq_item.is_open .faq_question i {
  transform: rotate(180deg);
}

.contact {
  color: #ffffff;
  background:
    radial-gradient(circle at 86% 18%, rgba(122, 148, 114, 0.28), transparent 30%),
    linear-gradient(135deg, var(--color_primary_dark), var(--color_primary));
}

.contact_wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 54px;
  align-items: center;
}

.contact_label {
  display: inline-flex;
  margin: 0;
  padding: 7px 12px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.14);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
}

.contact_title {
  max-width: 720px;
  margin: 16px 0 0;
  font-size: 44px;
  line-height: 1.25;
}

.contact_desc {
  max-width: 640px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 18px;
  line-height: 1.8;
}

.contact_cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.contact_card {
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius_card);
  background: rgba(255, 255, 255, 0.12);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact_card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.12);
}

.contact_card strong,
.contact_card span {
  display: block;
}

.contact_card strong {
  margin: 0;
  color: #ffffff;
  font-size: 18px;
  line-height: 1.45;
}

.contact_card span {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  line-height: 1.7;
}

.contact_qrcode_box {
  justify-self: end;
  width: 100%;
  padding: 22px;
  border-radius: var(--radius_card);
  text-align: center;
  background: #ffffff;
  border: 1px solid var(--color_border);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.14);
}

.contact_qrcode {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--color_border);
  border-radius: var(--radius_inner);
  background: #ffffff;
}

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

.contact_qrcode_title {
  margin: 18px 0 0;
  color: var(--color_text);
  font-size: 20px;
  line-height: 1.35;
}

.contact_qrcode_text {
  margin: 8px 0 0;
  color: var(--color_text_light);
  font-size: 14px;
  line-height: 1.7;
}

.footer {
  padding: 54px 0 24px;
  color: rgba(255, 255, 255, 0.78);
  background: #0b3839;
}

.footer_layout {
  display: grid;
  grid-template-columns: 1.2fr 0.7fr 1.1fr;
  gap: 42px;
  align-items: start;
}

.footer_brand {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
}

.footer_logo {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius_inner);
  color: #ffffff;
  background: var(--color_primary);
}

.footer_brand strong,
.footer_column h3 {
  display: block;
  margin: 0;
  color: #ffffff;
  font-size: 18px;
  line-height: 1.5;
}

.footer_brand p,
.footer_column p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
}

.footer_column {
  display: grid;
  gap: 8px;
}

.footer_column a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  line-height: 1.8;
  transition: color 0.25s ease;
}

.footer_column a:hover {
  color: #ffffff;
}

.footer_bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 13px;
  line-height: 1.7;
}

.floating_action {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  display: grid;
  gap: 10px;
}

.floating_action_guahao,.floating_action_button,
.floating_action_link {
  min-width: 112px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 11px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.floating_action_guahao {
  border: 1px solid #dd4617;
  color: #ffffff;
  background: #ff5722;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.floating_action_button {
  border: 1px solid rgba(255, 255, 255, 0.82);
  color: var(--color_primary_dark);
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.floating_action_link {
  color: #ffffff;
  background: rgba(12, 81, 82, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.floating_action_guahao:hover,.floating_action_button:hover,
.floating_action_link:hover {
  transform: translateY(-2px);
}

.qr_modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.qr_modal.is_open {
  display: flex;
}

.qr_modal_backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 81, 82, 0.58);
  backdrop-filter: blur(6px);
}

.qr_modal_card {
  position: relative;
  z-index: 1;
  width: min(680px, 100%);
  padding: 28px;
  border-radius: var(--radius_card);
  text-align: center;
  background: #ffffff;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
  animation: fade_up 320ms ease-out both;
}

.qr_modal_close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color_border);
  border-radius: 50%;
  color: var(--color_text_light);
  background: #ffffff;
  cursor: pointer;
}

.qr_modal_image {
  width: 100%;
  max-width: 100%;
  aspect-ratio: 1;
  margin: 0 auto;
  border: 1px solid var(--color_border);
  border-radius: var(--radius_inner);
  object-fit: cover;
}

.qr_public_modal_image {
  display: block;
  width: min(260px, 100%);
}

.qr_modal_title {
  margin: 18px 0 0;
  color: var(--color_text);
  font-size: 24px;
  line-height: 1.35;
}

.qr_modal_text {
  margin: 8px 0 0;
  color: var(--color_text_light);
  font-size: 15px;
  line-height: 1.7;
}

.qr_modal_grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.qr_modal_item {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--color_border);
  border-radius: var(--radius_inner);
  background: var(--color_bg_soft);
}

.qr_modal_item_title {
  margin: 12px 0 0;
  color: var(--color_primary_dark);
  font-size: 17px;
  line-height: 1.4;
}

.column_pagination {
  display: flex;
  justify-content: center;
  margin-top: 42px;
}

.column_pagination:empty {
  display: none;
}

.column_pagination .pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.column_pagination .pagination li a,
.column_pagination .pagination li span {
  min-width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 13px;
  border: 1px solid var(--color_border);
  border-radius: 999px;
  color: var(--color_primary_dark);
  background: #ffffff;
  font-size: 14px;
  font-weight: 800;
  line-height: 1;
  transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.column_pagination .pagination li a:hover {
  border-color: var(--color_primary);
  color: #ffffff;
  background: var(--color_primary);
  transform: translateY(-2px);
}

.column_pagination .pagination li.active span {
  border-color: var(--color_primary);
  color: #ffffff;
  background: var(--color_primary);
  box-shadow: 0 8px 18px rgba(21, 118, 120, 0.2);
}

.column_pagination .pagination li.disabled span {
  color: #aab8b8;
  background: var(--color_bg_soft);
  cursor: not-allowed;
}

@media (max-width: 640px) {
  .column_pagination {
    margin-top: 30px;
  }

  .column_pagination .pagination {
    gap: 7px;
  }

  .column_pagination .pagination li a,
  .column_pagination .pagination li span {
    min-width: 38px;
    height: 38px;
    padding: 0 10px;
  }
}

@keyframes fade_up {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1100px) {
  .site_nav {
    gap: 15px;
    font-size: 14px;
  }

  .footer_layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .site_menu_button {
    display: inline-flex;
  }

  .site_nav {
    position: absolute;
    top: 78px;
    left: 24px;
    right: 24px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--color_border);
    border-radius: var(--radius_card);
    color: var(--color_text);
    background: #ffffff;
    box-shadow: var(--shadow_header);
  }

  .site_header.is_menu_open .site_nav {
    display: flex;
  }

  .site_nav_link {
    padding: 12px;
  }

  .contact_qrcode_box {
    justify-self: start;
    max-width: 360px;
  }

  .contact_wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .container {
    width: min(100% - 32px, 1180px);
  }

  .section {
    padding: 64px 0;
  }

  .site_header_inner {
    min-height: 68px;
  }

  .site_nav {
    top: 68px;
    left: 16px;
    right: 16px;
  }

  .site_logo {
    min-width: 0;
  }

  .site_logo_subtitle {
    display: none;
  }

  .section_title {
    font-size: 32px;
  }

  .page_hero {
    min-height: 340px;
  }

  .page_hero_inner {
    padding-top: 70px;
  }

  .page_hero_title {
    font-size: 34px;
  }

  .page_hero_desc {
    font-size: 17px;
  }

  /*.filter_bar {
    flex-wrap: nowrap;
    justify-content: flex-start;
    margin-left: -16px;
    margin-right: -16px;
    padding: 0 16px 4px;
    overflow-x: auto;
  }*/

  .filter_button {
    flex: 0 0 auto;
  }

  .contact_title {
    font-size: 34px;
  }

  .contact_cards {
    grid-template-columns: 1fr;
  }

  .footer_bottom {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .primary_button,
  .outline_button {
    width: 100%;
  }

  .contact_qrcode_box {
    width: 100%;
  }

  .floating_action {
    right: 12px;
    bottom: 12px;
  }

  .floating_action_button,
  .floating_action_link {
    min-width: 98px;
    padding: 10px 12px;
    font-size: 13px;
  }

  .qr_modal {
    padding: 16px;
  }

  .qr_modal_card {
    padding: 24px 18px;
  }

  .qr_modal_grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .qr_modal_item {
    display: grid;
    grid-template-columns: 96px 1fr;
    align-items: center;
    gap: 14px;
    padding: 10px;
    text-align: left;
  }

  .qr_modal_item_title {
    margin: 0;
  }
}