/* ===================================================
   煜芳合 官网 · 中式古风样式表
   配色：墨绿 #1F3B32 / 描金 #C4A661 / 米白 #F5F1E8
   =================================================== */

:root {
  --ink: #1F3B32;
  --ink-deep: #162B24;
  --ink-light: #2E5145;
  --gold: #C4A661;
  --gold-light: #D9C48F;
  --gold-deep: #9C7F3E;
  --rice: #F5F1E8;
  --rice-warm: #EDE6D6;
  --text: #2B2B28;
  --text-mute: #6B675E;
  --line: rgba(196, 166, 97, .35);
  --font-serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  --font-kai: "Kaiti SC", "STKaiti", "KaiTi", serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-serif);
  color: var(--text);
  background: var(--rice);
  line-height: 1.9;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------- 顶部导航 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(31, 59, 50, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--rice);
}

.brand-cn {
  font-family: var(--font-kai);
  font-size: 26px;
  letter-spacing: 6px;
  color: var(--gold);
}

.brand-en {
  font-size: 11px;
  letter-spacing: 3px;
  color: rgba(245, 241, 232, .55);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 38px;
  list-style: none;
}

.nav-links a {
  color: rgba(245, 241, 232, .82);
  font-size: 15px;
  letter-spacing: 2px;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: all .3s;
}

.nav-links a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  min-height: 620px;
  background: linear-gradient(160deg, var(--ink-deep) 0%, var(--ink) 55%, var(--ink-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(196, 166, 97, .28);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 30px;
  border: 1px solid rgba(196, 166, 97, .12);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 60px 24px;
}

.hero-mark {
  font-family: var(--font-kai);
  font-size: 15px;
  color: var(--gold);
  letter-spacing: 10px;
  margin-bottom: 34px;
  opacity: .9;
}

.hero-title {
  font-family: var(--font-kai);
  font-size: clamp(52px, 9vw, 92px);
  color: var(--rice);
  letter-spacing: 18px;
  text-indent: 18px;
  font-weight: 400;
  line-height: 1.3;
}

.hero-title span { color: var(--gold); }

.hero-rule {
  width: 120px;
  height: 1px;
  background: var(--gold);
  margin: 34px auto;
  position: relative;
}

.hero-rule::before,
.hero-rule::after {
  content: "";
  position: absolute;
  top: -3px;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

.hero-rule::before { left: -14px; }
.hero-rule::after { right: -14px; }

.hero-sub {
  font-size: 17px;
  color: rgba(245, 241, 232, .78);
  letter-spacing: 5px;
  line-height: 2.4;
}

.hero-tag {
  margin-top: 44px;
  display: inline-flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-tag span {
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--gold-light);
  border: 1px solid rgba(196, 166, 97, .4);
  padding: 6px 18px;
  border-radius: 2px;
}

/* ---------- 通用区块 ---------- */
.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 96px 32px;
}

.section-dark {
  max-width: none;
  background: var(--ink);
  color: var(--rice);
}

.section-dark .section-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 96px 32px;
}

.sec-head {
  text-align: center;
  margin-bottom: 64px;
}

.sec-en {
  font-size: 12px;
  letter-spacing: 5px;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-dark .sec-en { color: var(--gold); }

.sec-title {
  font-family: var(--font-kai);
  font-size: 36px;
  letter-spacing: 10px;
  text-indent: 10px;
  font-weight: 400;
  color: var(--ink);
}

.section-dark .sec-title { color: var(--rice); }

.sec-rule {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin: 22px auto 0;
}

.sec-desc {
  margin-top: 22px;
  color: var(--text-mute);
  font-size: 15px;
  letter-spacing: 1.5px;
}

.section-dark .sec-desc { color: rgba(245, 241, 232, .62); }

/* ---------- 关于 ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-visual {
  position: relative;
  aspect-ratio: 4 / 5;
  background: linear-gradient(150deg, var(--rice-warm), #E3D9C4);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-visual::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(196, 166, 97, .3);
}

.about-visual-text {
  font-family: var(--font-kai);
  font-size: 76px;
  color: rgba(31, 59, 50, .16);
  letter-spacing: 12px;
  writing-mode: vertical-rl;
  text-indent: 12px;
}

.about-text h3 {
  font-family: var(--font-kai);
  font-size: 26px;
  letter-spacing: 5px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 24px;
}

.about-text p {
  color: var(--text-mute);
  margin-bottom: 20px;
  letter-spacing: .8px;
}

.about-meta {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 14px;
}

.about-meta div {
  display: flex;
  gap: 16px;
  font-size: 14px;
}

.about-meta dt {
  color: var(--gold-deep);
  letter-spacing: 2px;
  min-width: 76px;
}

.about-meta dd { color: var(--text-mute); }

/* ---------- 香药灸板块（瑧紫露品牌背书） ---------- */
.moxa {
  background: var(--ink-deep);
  border-top: 1px solid rgba(196, 166, 97, .25);
  border-bottom: 1px solid rgba(196, 166, 97, .25);
  padding: 88px 32px;
}

.moxa-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 72px;
}

.moxa-logo {
  flex: 0 0 300px;
  display: flex;
  justify-content: center;
}

.moxa-logo img {
  width: 260px;
  height: auto;
  opacity: .95;
}

.moxa-text { flex: 1; }

.moxa-en {
  font-size: 12px;
  letter-spacing: 4px;
  color: rgba(196, 166, 97, .6);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.moxa-title {
  font-family: var(--font-kai);
  font-size: 44px;
  letter-spacing: 14px;
  font-weight: 400;
  color: var(--rice);
  line-height: 1.3;
}

.moxa-rule {
  width: 72px;
  height: 1px;
  background: var(--gold);
  margin: 24px 0 26px;
  position: relative;
}

.moxa-rule::before {
  content: "";
  position: absolute;
  left: -12px;
  top: -3px;
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
}

.moxa-text > p {
  color: rgba(245, 241, 232, .66);
  font-size: 15px;
  letter-spacing: 1px;
  line-height: 2.1;
  margin-bottom: 14px;
  max-width: 560px;
}

.moxa-brand {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px !important;
  letter-spacing: 3px;
  color: var(--gold) !important;
  border: 1px solid rgba(196, 166, 97, .45);
  padding: 8px 20px;
  border-radius: 2px;
}

/* ---------- 产品 ---------- */
.prod-group-head {
  text-align: center;
  margin-bottom: 46px;
}

.prod-group-head-2 { margin-top: 78px; }

.prod-group-head h3 {
  font-family: var(--font-kai);
  font-size: 25px;
  letter-spacing: 8px;
  text-indent: 8px;
  font-weight: 400;
  color: var(--gold-light);
  display: inline-flex;
  align-items: center;
  gap: 18px;
}

.prod-group-head h3::before,
.prod-group-head h3::after {
  content: "";
  width: 44px;
  height: 1px;
  background: rgba(196, 166, 97, .45);
}

.prod-group-head p {
  margin-top: 12px;
  font-size: 13px;
  letter-spacing: 4px;
  color: rgba(245, 241, 232, .45);
}

.prod-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 20px;
  max-width: 1120px;
  margin: 0 auto;
}

.prod-card {
  position: relative;
  border: 1px solid rgba(196, 166, 97, .26);
  overflow: hidden;
  transition: all .4s;
}

.prod-card::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(245, 241, 232, .16);
  pointer-events: none;
  transition: border-color .4s;
}

.prod-card img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform .6s;
}

.prod-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}

.prod-card:hover img { transform: scale(1.03); }

.prod-card:hover::after { border-color: rgba(196, 166, 97, .45); }

/* ---------- 理念三栏 ---------- */
.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 40px;
  text-align: center;
}

.value-item .num {
  font-family: var(--font-kai);
  font-size: 15px;
  color: var(--gold);
  letter-spacing: 4px;
  margin-bottom: 16px;
}

.value-item h4 {
  font-family: var(--font-kai);
  font-size: 24px;
  letter-spacing: 6px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 14px;
}

.value-item p {
  color: var(--text-mute);
  font-size: 14px;
  letter-spacing: .8px;
}

.moxa-products {
  max-width: 1080px;
  margin: 72px auto 0;
  padding-top: 64px;
  border-top: 1px solid rgba(196, 166, 97, .2);
}

.moxa-group-head {
  text-align: center;
  margin-bottom: 36px;
}

.moxa-group-head h3 {
  font-family: var(--font-kai);
  font-size: 23px;
  letter-spacing: 7px;
  text-indent: 7px;
  font-weight: 400;
  color: var(--gold-light);
}

.moxa-group-head p {
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 3px;
  color: rgba(245, 241, 232, .4);
}

.moxa-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
}

.moxa-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  margin-bottom: 16px;
  border: 1px solid rgba(196, 166, 97, .25);
}

.moxa-card {
  background: rgba(245, 241, 232, .04);
  border: 1px solid rgba(196, 166, 97, .26);
  padding: 26px 16px 24px;
  text-align: center;
  transition: all .4s;
}

.moxa-card:hover {
  background: rgba(245, 241, 232, .09);
  border-color: var(--gold);
  transform: translateY(-3px);
}

.moxa-card h4 {
  font-family: var(--font-kai);
  font-size: 19px;
  letter-spacing: 3px;
  font-weight: 400;
  color: var(--rice);
  margin-bottom: 6px;
}

.moxa-spec {
  font-size: 11px;
  letter-spacing: 2px;
  color: rgba(196, 166, 97, .75);
  margin-bottom: 10px;
}

.moxa-line {
  font-size: 13px;
  letter-spacing: 1px;
  line-height: 1.9;
  color: rgba(245, 241, 232, .55);
}

/* ---------- 香道雅集（香文化渲染） ---------- */
.incense-lead {
  max-width: 680px;
  margin: -28px auto 60px;
  text-align: center;
  color: rgba(245, 241, 232, .66);
  font-size: 15px;
  letter-spacing: 1.2px;
  line-height: 2.2;
}

.incense-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  max-width: 1080px;
  margin: 0 auto;
}

.incense-card {
  display: block;
  border: 1px solid rgba(196, 166, 97, .35);
  padding: 10px 10px 0;
  background: rgba(245, 241, 232, .04);
  transition: all .4s;
}

.incense-card:hover {
  border-color: var(--gold);
  transform: translateY(-5px);
  background: rgba(245, 241, 232, .08);
}

.incense-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center;
  display: block;
}

.incense-name {
  display: block;
  padding: 14px 6px 12px;
  text-align: center;
  font-family: var(--font-kai);
  font-size: 15px;
  letter-spacing: 4px;
  text-indent: 4px;
  color: var(--gold-light);
}

/* ---------- 香养识堂（单列大图 · 长图信息图） ---------- */
.journal-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 56px;
}

.journal-item {
  display: block;
  border: 1px solid var(--line);
  padding: 10px 10px 0;
  background: #fff;
  transition: all .4s;
}

.journal-item:hover {
  border-color: var(--gold);
  box-shadow: 0 12px 34px rgba(31, 59, 50, .14);
}

.journal-item img {
  width: 100%;
  display: block;
}

.journal-hint {
  display: block;
  padding: 13px 12px;
  text-align: center;
  font-family: var(--font-kai);
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--text-mute);
  border-top: 1px solid var(--line);
  background: var(--rice-warm);
  transition: color .3s;
}

.journal-item:hover .journal-hint { color: var(--gold-deep); }

/* ---------- 联系 ---------- */
.contact-box {
  text-align: center;
  padding: 56px 32px;
  border: 1px solid var(--line);
  background: var(--rice-warm);
}

.contact-box h3 {
  font-family: var(--font-kai);
  font-size: 30px;
  letter-spacing: 8px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 18px;
}

.contact-box p {
  color: var(--text-mute);
  letter-spacing: 1.5px;
}

/* ---------- 页脚 ---------- */
.footer {
  background: var(--ink-deep);
  color: rgba(245, 241, 232, .6);
  padding: 60px 32px 34px;
  text-align: center;
  border-top: 1px solid rgba(196, 166, 97, .25);
}

.footer-brand {
  font-family: var(--font-kai);
  font-size: 22px;
  color: var(--gold);
  letter-spacing: 8px;
  margin-bottom: 10px;
}

.footer-company {
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 30px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  font-size: 14px;
}

.footer-links a { letter-spacing: 2px; transition: color .3s; }
.footer-links a:hover { color: var(--gold); }

.footer-rule {
  width: 100%;
  max-width: 520px;
  height: 1px;
  background: rgba(196, 166, 97, .2);
  margin: 0 auto 26px;
}

/* 备案信息 —— 法定要求：居中、可点击、链接官方系统 */
.beian {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px 20px;
  flex-wrap: wrap;
  font-size: 13px;
  letter-spacing: 1px;
  color: rgba(245, 241, 232, .5);
}

.beian a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: rgba(245, 241, 232, .5);
  transition: color .3s;
}

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

.beian-gongan-icon {
  width: 14px;
  height: 14px;
  object-fit: contain;
}

.footer-copy {
  margin-top: 26px;
  font-size: 12px;
  letter-spacing: 1.5px;
  color: rgba(245, 241, 232, .3);
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .about-visual { max-width: 440px; margin: 0 auto; }
  .nav-links { display: none; }
  .section, .section-dark .section-inner { padding: 68px 24px; }
  .hero-title { letter-spacing: 10px; text-indent: 10px; }
  .footer-links { gap: 18px; }
  .moxa { padding: 64px 24px; }
  .moxa-inner { flex-direction: column; gap: 40px; text-align: center; }
  .moxa-logo img { width: 200px; }
  .moxa-rule { margin-left: auto; margin-right: auto; }
  .moxa-text > p { max-width: none; }
  .moxa-products { margin-top: 56px; padding-top: 48px; }
  .moxa-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .journal-list { gap: 32px; }
  .incense-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .incense-lead { margin: -16px auto 40px; }
}