/* qaj · 千年古风 · 墨火蕲艾 */
:root {
  --ink: #16120f;
  --ink-soft: #2a241e;
  --ink-mute: #5c534a;
  --cinnabar: #9e2b2b;
  --cinnabar-deep: #7a1f1f;
  --cinnabar-soft: #c45a4a;
  --jade: #3a5c4b;
  --jade-soft: #5a7d6a;
  --bronze: #a68b5b;
  --bronze-soft: #c4a97a;
  --washi: #e8e2d4;
  --washi-deep: #d9d0bd;
  --paper: #f7f3ea;
  --line: rgba(22, 18, 15, 0.12);
  --line-gold: rgba(166, 139, 91, 0.45);
  --max: 1180px;
  --font-serif: "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-seal: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  --qaj-red: var(--cinnabar);
  --qaj-red-deep: var(--cinnabar-deep);
  --qaj-red-soft: var(--cinnabar-soft);
  --qaj-ink: var(--ink);
  --qaj-mute: var(--ink-mute);
  --qaj-line: var(--line);
  --qaj-max: var(--max);
}

*,
*::before,
*::after {
  border-radius: 0 !important;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font: 400 15px/1.75 var(--font-sans);
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(158, 43, 43, 0.06), transparent 55%),
    linear-gradient(180deg, var(--paper) 0%, var(--washi) 100%);
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.25s ease, opacity 0.25s ease;
}

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

ol,
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

p {
  margin: 0;
  padding: 0;
}

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

.container {
  width: var(--max);
  max-width: 94%;
  margin: 0 auto;
}

/* —— 顶栏纹饰 —— */
.site-topbar {
  background: var(--ink);
  color: rgba(247, 243, 234, 0.72);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-align: center;
  padding: 8px 16px;
  border-bottom: 1px solid rgba(166, 139, 91, 0.35);
  font-family: var(--font-serif);
}

.site-topbar em {
  font-style: normal;
  color: var(--bronze-soft);
  margin: 0 10px;
}

/* —— 头部：Logo 居中 —— */
#head,
.site-header {
  position: relative;
  width: var(--max);
  max-width: 100%;
  margin: 0 auto;
  background: transparent;
}

.header-hotline {
  position: absolute;
  top: 20px;
  right: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 5;
  color: inherit;
}

.header-hotline:hover {
  color: inherit;
  opacity: 0.9;
}

.header-hotline-ico {
  width: auto;
  height: auto;
  border: 0;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cinnabar);
  transition: color 0.3s, transform 0.3s;
}

.header-hotline:hover .header-hotline-ico {
  background: transparent;
  color: var(--cinnabar-deep, var(--cinnabar));
  transform: scale(1.06);
}

.header-hotline-ico svg {
  display: block;
  width: 28px;
  height: 28px;
}

.header-hotline-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.2;
}

.header-hotline-label {
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.12em;
  font-family: var(--font-serif);
}

.header-hotline-num {
  font-size: 20px;
  font-weight: 600;
  color: var(--cinnabar);
  letter-spacing: 0.04em;
  font-family: var(--font-serif);
}

#nav,
.site-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 12px 28px;
  min-height: 132px;
  padding-top: 16px;
  position: relative;
}

.nav-logo {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0 8px 16px;
  z-index: 2;
  transition: transform 0.35s ease;
}

.nav-logo:hover {
  transform: translateY(-3px);
}

.site-header-bar {
  display: none;
}

.qaj-pc-menu-btn,
.qaj-pc-nav-mask,
.qaj-pc-drawer {
  display: none;
}

.nav-logo img {
  max-height: 128px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(22, 18, 15, 0.12));
}

.nav-side {
  display: flex;
  align-items: flex-end;
  gap: 0;
  flex-wrap: wrap;
  padding-bottom: 14px;
}

.nav-left {
  justify-content: flex-end;
}

.nav-right {
  justify-content: flex-start;
}

.nav-side > li {
  position: relative;
}

.nav-side > li > a {
  display: block;
  padding: 10px 16px;
  font-size: 15px;
  font-family: var(--font-serif);
  letter-spacing: 0.16em;
  color: var(--ink-soft);
  position: relative;
}

.nav-side > li > a::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 1px;
  background: var(--cinnabar);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.nav-side > li:hover > a,
.nav-side > li.active > a {
  color: var(--cinnabar);
}

.nav-side > li:hover > a::after,
.nav-side > li.active > a::after {
  transform: scaleX(1);
}

.nav-side > li .submenu {
  position: absolute;
  top: calc(100% + 1px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 148px;
  background: var(--paper);
  border: 1px solid var(--line-gold);
  box-shadow: 0 12px 28px rgba(22, 18, 15, 0.1);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  z-index: 40;
}

.nav-side > li.has-submenu:hover .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-side > li .submenu li a {
  display: block;
  padding: 9px 18px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  white-space: nowrap;
  text-align: center;
}

.nav-side > li .submenu li a:hover {
  color: var(--cinnabar);
  background: rgba(158, 43, 43, 0.05);
}

.nav-source {
  display: none !important;
}

/* —— 页脚：漆墨 —— */
.footer {
  background:
    linear-gradient(180deg, rgba(166, 139, 91, 0.18) 0 1px, transparent 1px),
    linear-gradient(160deg, #1c1612 0%, #0f0c0a 100%);
  color: rgba(247, 243, 234, 0.78);
  position: relative;
  overflow: hidden;
  padding-top: 40px;
}

.footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--bronze), var(--cinnabar), var(--bronze), transparent);
}

.footer::after {
  content: "艾";
  position: absolute;
  right: 4%;
  bottom: -18px;
  font-size: 180px;
  font-family: var(--font-seal);
  color: rgba(247, 243, 234, 0.03);
  line-height: 1;
  pointer-events: none;
}

.footer-inner {
  width: var(--max);
  max-width: 94%;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.footer-top {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(247, 243, 234, 0.08);
}

.footer-logo img {
  max-height: 52px;
  width: auto;
  margin-bottom: 16px;
}

.footer-logo img[src=""],
.footer-logo img:not([src]) {
  display: none;
}

.footer-brand-name {
  margin: 0 0 10px;
  font-size: 22px;
  font-family: var(--font-serif);
  color: var(--paper);
  letter-spacing: 0.08em;
}

.footer-brand-desc {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(247, 243, 234, 0.5);
  letter-spacing: 0.06em;
}

.footer-cols {
  display: grid;
  grid-template-columns: 1.1fr 1.5fr 0.9fr;
  gap: 28px;
}

.footer-col-title {
  margin: 0 0 18px;
  font-size: 14px;
  font-family: var(--font-serif);
  color: var(--bronze-soft);
  letter-spacing: 0.22em;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(166, 139, 91, 0.28);
}

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

.footer-nav a {
  color: rgba(247, 243, 234, 0.65);
  font-size: 14px;
  letter-spacing: 0.08em;
}

.footer-nav a:hover {
  color: var(--bronze-soft);
  padding-left: 4px;
}

.footer-hotline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding: 12px 14px;
  border: 1px solid rgba(158, 43, 43, 0.35);
  background: rgba(158, 43, 43, 0.12);
}

.footer-hotline > i {
  width: 38px;
  height: 38px;
  background: linear-gradient(145deg, var(--cinnabar), var(--cinnabar-deep));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.footer-hotline em {
  display: block;
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(247, 243, 234, 0.5);
}

.footer-hotline strong {
  display: block;
  font-size: 20px;
  font-family: var(--font-serif);
  color: var(--paper);
  letter-spacing: 0.04em;
}

.footer-contact-list li {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 13px;
  color: rgba(247, 243, 234, 0.58);
  line-height: 1.6;
}

.footer-contact-list i {
  width: 16px;
  text-align: center;
  color: var(--bronze);
  margin-top: 3px;
}

.footer-contact-list a {
  color: rgba(247, 243, 234, 0.7);
}

.footer-contact-list a:hover {
  color: var(--bronze-soft);
}

.footer-qr {
  text-align: center;
}

.footer-qr img {
  width: 108px;
  height: 108px;
  object-fit: cover;
  background: #fff;
  padding: 5px;
  margin: 0 auto 10px;
}

.footer-qr.is-empty,
.footer-col-qr:has(.footer-qr.is-empty) {
  display: none;
}

.footer-qr p {
  font-size: 12px;
  color: rgba(247, 243, 234, 0.45);
  letter-spacing: 0.1em;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 16px 0 20px;
  font-size: 12px;
  color: rgba(247, 243, 234, 0.38);
}

.footer-beian a {
  color: rgba(247, 243, 234, 0.38);
}

.footer-beian a:hover {
  color: rgba(247, 243, 234, 0.7);
}

.footer .statistics {
  width: 100%;
}

/* —— 浮动客服 —— */
.float-service {
  position: fixed;
  right: 18px;
  bottom: 100px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-item {
  width: 44px;
  height: 44px;
  background: var(--ink);
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s;
}

.service-item:hover,
.service-item.is-open {
  background: var(--cinnabar);
}

.service-item i {
  font-size: 18px;
  color: var(--bronze-soft);
  transition: color 0.3s;
}

.service-item:hover i,
.service-item.is-open i {
  color: #fff;
}

.service-popup {
  position: absolute;
  right: 54px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--paper);
  border: 1px solid var(--line-gold);
  padding: 14px;
  width: 158px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s;
  box-shadow: 0 10px 28px rgba(22, 18, 15, 0.12);
}

.service-item:hover .service-popup,
.service-item.is-open .service-popup {
  opacity: 1;
  visibility: visible;
  transform: translate(-4px, -50%);
}

.service-popup h4 {
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  font-family: var(--font-serif);
  letter-spacing: 0.12em;
  color: var(--ink);
}

.service-popup p {
  color: var(--cinnabar);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-serif);
}

.service-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  background: rgba(158, 43, 43, 0.06);
  color: var(--ink-mute);
  font-size: 13px;
}

.service-btn:hover {
  background: var(--cinnabar);
  color: #fff;
}

.service-btn img {
  width: 16px;
  height: 16px;
}

.qrcode {
  text-align: center;
}

.qrcode img {
  width: 120px;
  height: 120px;
  margin: 0 auto 6px;
}

.qrcode p {
  font-size: 12px;
  color: var(--ink-mute);
  font-weight: 400;
}

.qrcode.is-empty,
.service-weixin:has(.qrcode.is-empty) {
  display: none;
}

.service-top {
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.3s;
}

.service-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* —— 通用区块标题 —— */
.sec-head {
  text-align: center;
  margin-bottom: 42px;
  position: relative;
}

.sec-head__en {
  font-size: 11px;
  letter-spacing: 0.35em;
  color: var(--bronze);
  text-transform: uppercase;
  margin-bottom: 8px;
  font-family: var(--font-sans);
}

.sec-head__title {
  margin: 0;
  font-size: 32px;
  font-weight: 600;
  font-family: var(--font-serif);
  letter-spacing: 0.28em;
  color: var(--ink);
  line-height: 1.3;
}

.sec-head__sub {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
}

.sec-head__ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 16px;
  color: var(--bronze);
}

.sec-head__ornament::before,
.sec-head__ornament::after {
  content: "";
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bronze));
}

.sec-head__ornament::after {
  background: linear-gradient(90deg, var(--bronze), transparent);
}

.sec-head__ornament span {
  font-family: var(--font-seal);
  font-size: 18px;
  color: var(--cinnabar);
}

.sec-more {
  text-align: center;
  margin-top: 36px;
}

.sec-more a,
.qaj-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: 1px solid var(--cinnabar);
  color: var(--cinnabar);
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 0.2em;
  background: transparent;
  transition: background 0.3s, color 0.3s;
}

.sec-more a:hover,
.qaj-btn:hover {
  background: var(--cinnabar);
  color: var(--paper);
}

.qaj-btn--solid {
  background: var(--cinnabar);
  color: var(--paper);
}

.qaj-btn--solid:hover {
  background: var(--cinnabar-deep);
  color: var(--paper);
}

.qaj-btn--ghost {
  border-color: rgba(247, 243, 234, 0.55);
  color: var(--paper);
}

.qaj-btn--ghost:hover {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

/* 入场动画 */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (max-width: 992px) {
  .site-topbar {
    display: none;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    min-height: auto;
    width: 100%;
    margin: 0;
    padding: 8px 4%;
    background: rgba(247, 243, 234, 0.96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line-gold);
  }

  .header-hotline {
    display: none;
  }

  .site-header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 52px;
  }

  .nav-logo--bar {
    align-items: center;
    padding: 0;
    transform: none !important;
  }

  .nav-logo--bar img {
    max-height: 40px;
    width: auto;
  }

  .qaj-pc-menu-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
  }

  .qaj-pc-menu-btn span {
    display: block;
    width: 20px;
    height: 1.5px;
    background: var(--ink);
    transition: transform 0.25s ease, opacity 0.2s ease;
  }

  .qaj-pc-menu-btn.is-open span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
  }

  .qaj-pc-menu-btn.is-open span:nth-child(2) {
    opacity: 0;
  }

  .qaj-pc-menu-btn.is-open span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
  }

  #nav,
  .site-nav {
    display: none !important;
  }

  .qaj-pc-nav-mask {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 60;
    background: rgba(15, 12, 10, 0.45);
  }

  .qaj-pc-nav-mask[hidden] {
    display: none !important;
  }

  .qaj-pc-drawer {
    display: block;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 70;
    width: min(78vw, 300px);
    padding: 24px;
    overflow-y: auto;
    background: var(--ink);
    color: var(--paper);
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }

  .qaj-pc-drawer[hidden] {
    display: block !important;
  }

  .qaj-pc-drawer.is-open {
    transform: none;
  }

  .qaj-pc-drawer__head {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 8px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(247, 243, 234, 0.1);
  }

  .qaj-pc-drawer__head > span {
    font-family: var(--font-serif);
    font-size: 13px;
    letter-spacing: 0.28em;
    color: var(--bronze-soft);
  }

  .qaj-pc-drawer__head a {
    color: var(--paper);
    font-family: var(--font-serif);
    font-size: 15px;
  }

  .qaj-pc-drawer__head i {
    margin-right: 6px;
    color: var(--bronze-soft);
  }

  .qaj-pc-drawer__list a {
    display: block;
    padding: 14px 0;
    color: rgba(247, 243, 234, 0.85);
    font-family: var(--font-serif);
    letter-spacing: 0.14em;
    border-bottom: 1px solid rgba(247, 243, 234, 0.08);
  }

  .qaj-pc-drawer__list li.active > a,
  .qaj-pc-drawer__list a:hover {
    color: var(--bronze-soft);
  }

  .footer {
    padding: 28px 4% 20px;
  }

  .footer-top {
    display: none;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 4px;
    border-top: 0;
    padding-top: 0;
  }

  .float-service {
    right: 10px;
    bottom: 72px;
  }
}