/* ============================================
   禾伊希朱砂 HEIYIXI
   中式轻奢风格
   ============================================ */

/* ---------- 变量 ---------- */
:root {
  --cinnabar: #C41E2E;        /* 朱砂红 */
  --cinnabar-dark: #9E1622;   /* 深朱砂 */
  --cinnabar-light: #E8444F;  /* 亮朱砂 */
  --gold: #C9A063;            /* 鎏金 */
  --gold-light: #E5C98F;
  --ink: #2B2320;             /* 墨色 */
  --ink-soft: #5A4E49;
  --paper: #FBF7F0;           /* 宣纸色 */
  --paper-dark: #F3EAE0;
  --white: #FFFFFF;
  --font-serif: "STSong", "SimSun", "Songti SC", serif;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --shadow: 0 4px 24px rgba(43, 35, 32, 0.08);
  --transition: all 0.3s ease;
}

/* ---------- 基础 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- 头部导航 ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(251, 247, 240, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201, 160, 99, 0.2);
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(251, 247, 240, 0.98);
  box-shadow: 0 2px 20px rgba(43, 35, 32, 0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--cinnabar), var(--cinnabar-dark));
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  box-shadow: inset 0 0 0 1px rgba(229, 201, 143, 0.5);
}
.logo-text {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--ink);
}
.logo-sub {
  font-size: 13px;
  color: var(--cinnabar);
  margin-left: 4px;
  letter-spacing: 4px;
  font-weight: 400;
}
.main-nav { display: flex; gap: 36px; }
.main-nav a {
  font-size: 15px;
  letter-spacing: 1px;
  color: var(--ink-soft);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--cinnabar);
  transition: var(--transition);
}
.main-nav a:hover, .main-nav a.active { color: var(--cinnabar); }
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.nav-toggle {
  display: none;
  background: none; border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  animation: heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1); }
  to { transform: scale(1.08); }
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    rgba(43, 35, 32, 0.72) 0%,
    rgba(43, 35, 32, 0.45) 45%,
    rgba(43, 35, 32, 0.25) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  padding-top: 80px;
}
.hero-kicker {
  font-size: 14px;
  letter-spacing: 8px;
  color: var(--gold-light);
  margin-bottom: 20px;
  text-transform: uppercase;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: 62px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 6px;
  margin-bottom: 24px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}
.hero-desc {
  font-size: 17px;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
  line-height: 2;
}
.hero-actions { display: flex; gap: 16px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  padding: 14px 36px;
  font-size: 15px;
  letter-spacing: 2px;
  border-radius: 4px;
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
  text-align: center;
}
.btn-primary {
  background: linear-gradient(135deg, var(--cinnabar), var(--cinnabar-dark));
  color: var(--white);
  box-shadow: 0 4px 16px rgba(196, 30, 46, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(196, 30, 46, 0.45);
}
.btn-ghost {
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--white);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.15); border-color: var(--white); }
.btn-light {
  background: var(--white);
  color: var(--cinnabar);
}
.btn-light:hover { background: var(--gold-light); }
.btn-block { width: 100%; }

/* ---------- 通用 Section ---------- */
.section { padding: 96px 0; }
.section-head { text-align: center; margin-bottom: 64px; }
.section-kicker {
  font-size: 12px;
  letter-spacing: 6px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-kicker.light { color: var(--gold-light); }
.section-title {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--ink);
  margin-bottom: 16px;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--cinnabar), var(--gold));
  margin: 16px auto 0;
}
.section-sub {
  font-size: 15px;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 16px auto 0;
}

/* ---------- 理念卡片 ---------- */
.philosophy { background: var(--white); }
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.phil-card {
  text-align: center;
  padding: 40px 24px;
  border: 1px solid rgba(201, 160, 99, 0.25);
  border-radius: 8px;
  transition: var(--transition);
  background: var(--paper);
}
.phil-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--gold);
}
.phil-icon {
  font-size: 40px;
  display: block;
  margin-bottom: 16px;
}
.phil-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: var(--ink);
}
.phil-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.8; }

/* ---------- 产品预览 ---------- */
.products-preview { background: var(--paper); }
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.product-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--white);
}
.product-img {
  height: 300px;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s ease;
}
.product-card:hover .product-img { transform: scale(1.06); }
.product-info {
  padding: 20px;
  text-align: center;
  border-top: 2px solid var(--gold);
}
.product-info h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  letter-spacing: 2px;
  margin-bottom: 6px;
}
.product-info p { font-size: 13px; color: var(--ink-soft); }

/* ---------- 文化横幅 ---------- */
.culture-banner {
  position: relative;
  background: linear-gradient(135deg, var(--cinnabar-dark), var(--ink));
  color: var(--white);
  padding: 96px 0;
  overflow: hidden;
}
.culture-banner::before {
  content: '朱';
  position: absolute;
  right: -40px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: 360px;
  color: rgba(255, 255, 255, 0.06);
  line-height: 1;
}
.culture-banner-inner { max-width: 640px; position: relative; z-index: 2; }
.culture-banner h2 {
  font-family: var(--font-serif);
  font-size: 34px;
  letter-spacing: 4px;
  margin-bottom: 16px;
}
.culture-banner p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  line-height: 2;
}

/* ---------- 品牌承诺 ---------- */
.promise { background: var(--white); }
.promise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.promise-item { text-align: center; position: relative; }
.promise-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 40px;
  color: rgba(196, 30, 46, 0.18);
  font-weight: 700;
  margin-bottom: 8px;
}
.promise-item h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.promise-item p { font-size: 13px; color: var(--ink-soft); }

/* ---------- 页头横幅（内页） ---------- */
.page-hero {
  position: relative;
  height: 42vh;
  min-height: 320px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(43, 35, 32, 0.55), rgba(43, 35, 32, 0.75));
}
.page-hero-content {
  position: relative;
  z-index: 2;
  color: var(--white);
  text-align: center;
  width: 100%;
}
.page-hero-content h1 {
  font-family: var(--font-serif);
  font-size: 44px;
  letter-spacing: 8px;
  margin-bottom: 8px;
}
.page-hero-content p {
  font-size: 13px;
  letter-spacing: 6px;
  color: var(--gold-light);
  text-transform: uppercase;
}

/* ---------- 品牌故事 ---------- */
.story-section { background: var(--white); }
.story-container { max-width: 860px; }
.story-block {
  padding: 48px 0;
  border-bottom: 1px solid rgba(201, 160, 99, 0.2);
}
.story-block:last-child { border-bottom: none; }
.story-block h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  letter-spacing: 3px;
  margin-bottom: 20px;
  color: var(--ink);
}
.story-block p {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 2.1;
  margin-bottom: 14px;
}
.story-block strong { color: var(--cinnabar); }

/* ---------- 数据条 ---------- */
.stats { background: var(--paper-dark); padding: 72px 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-item { position: relative; }
.stat-num {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  color: var(--cinnabar);
}
.stat-plus {
  font-size: 30px;
  color: var(--gold);
  margin-left: 2px;
}
.stat-item p {
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--ink-soft);
  margin-top: 8px;
}

/* ---------- 产品系列页 ---------- */
.product-line { background: var(--paper); }
.bg-soft { background: var(--white); }
.product-line-head { text-align: center; margin-bottom: 48px; }
.product-line-head h2 {
  font-family: var(--font-serif);
  font-size: 32px;
  letter-spacing: 3px;
  color: var(--ink);
}
.product-line-head h2 span {
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--gold);
  text-transform: uppercase;
  margin-left: 8px;
}
.product-line-head p {
  font-size: 14px;
  color: var(--ink-soft);
  margin-top: 12px;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.product-item {
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.product-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(43, 35, 32, 0.12);
}
.product-item-img {
  height: 280px;
  background-size: cover;
  background-position: center;
}
.product-item h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  letter-spacing: 2px;
  padding: 20px 24px 0;
}
.product-tag {
  display: inline-block;
  font-size: 12px;
  color: var(--cinnabar);
  background: rgba(196, 30, 46, 0.08);
  padding: 2px 12px;
  border-radius: 20px;
  margin: 8px 24px 0;
  letter-spacing: 1px;
}
.product-item > p:not(.product-tag):not(.product-price) {
  font-size: 14px;
  color: var(--ink-soft);
  padding: 8px 24px 0;
  line-height: 1.8;
}
.product-price {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--cinnabar);
  padding: 12px 24px 24px;
}

/* ---------- 联系横幅 ---------- */
.contact-banner {
  background: linear-gradient(135deg, var(--cinnabar), var(--cinnabar-dark));
  color: var(--white);
  text-align: center;
  padding: 80px 0;
}
.contact-banner h2 {
  font-family: var(--font-serif);
  font-size: 34px;
  letter-spacing: 4px;
  margin-bottom: 12px;
}
.contact-banner p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
}

/* ---------- 朱砂文化页 ---------- */
.culture-section { background: var(--white); }
.culture-container { max-width: 860px; }
.culture-item {
  display: flex;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid rgba(201, 160, 99, 0.2);
}
.culture-item:last-child { border-bottom: none; }
.culture-num {
  flex-shrink: 0;
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  color: rgba(196, 30, 46, 0.15);
  line-height: 1;
  padding-top: 8px;
}
.culture-body h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  letter-spacing: 3px;
  margin-bottom: 16px;
  color: var(--ink);
}
.culture-body p {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 2.1;
  margin-bottom: 12px;
}
.culture-body strong { color: var(--cinnabar); }
.meaning-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 8px;
}
.meaning-item {
  background: var(--paper);
  border-left: 3px solid var(--cinnabar);
  padding: 16px 20px;
  border-radius: 0 6px 6px 0;
}
.meaning-item span {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--cinnabar);
  letter-spacing: 2px;
}
.meaning-item p { font-size: 13px; margin: 6px 0 0; color: var(--ink-soft); }
.culture-list li {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 2;
  padding-left: 20px;
  position: relative;
  margin-bottom: 6px;
}
.culture-list li::before {
  content: '◆';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 11px;
  top: 4px;
}
.culture-list strong { color: var(--ink); }

/* ---------- 联系我们页 ---------- */
.contact-section { background: var(--white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
}
.contact-info h2, .contact-form-wrap h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  letter-spacing: 3px;
  margin-bottom: 16px;
}
.contact-desc {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 32px;
  line-height: 2;
}
.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}
.contact-icon {
  width: 48px; height: 48px;
  flex-shrink: 0;
  background: var(--paper);
  border: 1px solid rgba(201, 160, 99, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.contact-item h3 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.contact-item p { font-size: 14px; color: var(--ink-soft); }
.contact-form-wrap {
  background: var(--paper);
  border: 1px solid rgba(201, 160, 99, 0.2);
  border-radius: 8px;
  padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: 1px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(43, 35, 32, 0.15);
  border-radius: 4px;
  font-size: 14px;
  font-family: var(--font-sans);
  background: var(--white);
  color: var(--ink);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--cinnabar);
  box-shadow: 0 0 0 3px rgba(196, 30, 46, 0.08);
}
.form-group textarea { resize: vertical; }
.form-tip { margin-top: 12px; font-size: 13px; text-align: center; }
.form-tip.success { color: #2E7D32; }
.form-tip.error { color: var(--cinnabar); }

/* ---------- 信任背书 ---------- */
.trust-section { background: var(--paper); }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.trust-card {
  background: var(--white);
  border-radius: 8px;
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.trust-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(43, 35, 32, 0.12);
}
.trust-icon { font-size: 42px; display: block; margin-bottom: 16px; }
.trust-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.trust-card p {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.9;
  margin-bottom: 20px;
}
.btn-outline {
  border: 1px solid var(--cinnabar);
  color: var(--cinnabar);
  background: transparent;
}
.btn-outline:hover {
  background: var(--cinnabar);
  color: var(--white);
}
.btn-sm { padding: 8px 22px; font-size: 13px; letter-spacing: 1px; }

/* ---------- FAQ ---------- */
.faq-section { background: var(--white); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid rgba(201, 160, 99, 0.25);
  border-radius: 8px;
  margin-bottom: 16px;
  background: var(--paper);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--gold); }
.faq-item summary {
  cursor: pointer;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--ink);
  list-style: none;
  position: relative;
  padding-right: 48px;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 24px; top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--cinnabar);
  transition: var(--transition);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 2;
}

/* ---------- 浮动客服 ---------- */
.float-bar {
  position: fixed;
  right: 24px;
  bottom: 120px;
  z-index: 1001;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.float-item {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 4px 16px rgba(43, 35, 32, 0.18);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  transition: var(--transition);
  position: relative;
}
.float-item:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 24px rgba(43, 35, 32, 0.25);
}
.float-contact { background: linear-gradient(135deg, var(--cinnabar), var(--cinnabar-dark)); }
.float-wechat { background: linear-gradient(135deg, #3EAF4F, #2E8B3D); }
.float-phone { background: linear-gradient(135deg, var(--gold), #A67C3D); }
.float-top { background: var(--ink); }
.float-icon { font-size: 20px; line-height: 1; }
.float-label {
  font-size: 9px;
  color: var(--white);
  letter-spacing: 0;
}
.float-item:hover .float-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* 微信弹窗 */
.wechat-modal {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  z-index: 1003;
  background: var(--white);
  border-radius: 12px;
  padding: 36px 40px;
  text-align: center;
  width: 320px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  box-shadow: 0 24px 64px rgba(43, 35, 32, 0.3);
}
.wechat-modal.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}
.wechat-modal h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.wechat-modal p { font-size: 14px; color: var(--ink-soft); margin-bottom: 16px; }
.wechat-modal strong { color: var(--cinnabar); }
.wechat-qr {
  width: 180px; height: 180px;
  margin: 0 auto 16px;
  border: 1px solid rgba(201, 160, 99, 0.4);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
}
.qr-placeholder {
  font-size: 13px;
  color: var(--ink-soft);
  text-align: center;
  line-height: 2;
  letter-spacing: 2px;
}
.wechat-tip { font-size: 12px !important; color: var(--gold) !important; }
.wechat-close {
  position: absolute;
  top: 12px; right: 12px;
  width: 28px; height: 28px;
  border: none;
  background: none;
  font-size: 16px;
  color: var(--ink-soft);
  cursor: pointer;
  border-radius: 50%;
  transition: var(--transition);
}
.wechat-close:hover { background: rgba(43, 35, 32, 0.06); color: var(--cinnabar); }
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(43, 35, 32, 0.5);
  z-index: 1002;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.modal-overlay.show { opacity: 1; visibility: visible; }

/* ---------- 新闻资讯页 ---------- */
.news-section { background: var(--white); }
.news-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(43, 35, 32, 0.08);
}
.news-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.news-tab {
  padding: 8px 22px;
  border: 1px solid rgba(43, 35, 32, 0.12);
  border-radius: 999px;
  background: transparent;
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.news-tab:hover { border-color: var(--cinnabar); color: var(--cinnabar); }
.news-tab.active {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  color: var(--white);
}
.news-search input {
  width: 240px;
  padding: 10px 16px;
  border: 1px solid rgba(43, 35, 32, 0.12);
  border-radius: 999px;
  font-size: 14px;
  font-family: inherit;
  background: var(--paper);
  color: var(--ink);
  outline: none;
  transition: var(--transition);
}
.news-search input:focus {
  border-color: var(--cinnabar);
  box-shadow: 0 0 0 3px rgba(196, 30, 46, 0.08);
}
.news-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.news-card {
  background: var(--white);
  border: 1px solid rgba(43, 35, 32, 0.08);
  border-radius: 10px;
  padding: 32px 28px;
  box-shadow: 0 2px 12px rgba(43, 35, 32, 0.05);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(43, 35, 32, 0.1);
  border-color: rgba(201, 160, 99, 0.4);
}
.news-card-body { display: flex; flex-direction: column; flex: 1; }
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.news-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(196, 30, 46, 0.08);
  color: var(--cinnabar);
  font-size: 12px;
  letter-spacing: 1px;
  white-space: nowrap;
}
.news-date {
  font-size: 13px;
  color: var(--ink-light);
}
.news-title {
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.6;
  letter-spacing: 1px;
  margin-bottom: 12px;
  color: var(--ink);
}
.news-summary {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.9;
  margin-bottom: 20px;
  flex: 1;
}
.news-more {
  color: var(--cinnabar);
  font-size: 14px;
  letter-spacing: 1px;
  text-decoration: none;
  transition: var(--transition);
  align-self: flex-start;
}
.news-more:hover { color: var(--cinnabar-dark); letter-spacing: 2px; }
.news-empty {
  text-align: center;
  padding: 80px 0;
  color: var(--ink-light);
  font-size: 15px;
  letter-spacing: 1px;
}

/* 分页 */
.news-pagination {
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}
.news-page {
  width: 40px; height: 40px;
  border: 1px solid rgba(43, 35, 32, 0.12);
  border-radius: 8px;
  background: var(--white);
  font-size: 14px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.news-page:hover { border-color: var(--cinnabar); color: var(--cinnabar); }
.news-page.active {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  color: var(--white);
}

/* 新闻详情弹层 */
.news-modal {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  z-index: 1003;
  width: min(720px, calc(100vw - 32px));
  max-height: 84vh;
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 24px 64px rgba(43, 35, 32, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.news-modal.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}
.news-close {
  position: absolute;
  top: 14px; right: 14px;
  z-index: 2;
}
.news-modal-box { overflow-y: auto; padding: 40px 44px 32px; position: relative; }
.news-modal-box::-webkit-scrollbar { width: 6px; }
.news-modal-box::-webkit-scrollbar-thumb { background: rgba(43, 35, 32, 0.2); border-radius: 3px; }
.news-article-head { margin-bottom: 24px; padding-bottom: 20px; border-bottom: 1px solid rgba(43, 35, 32, 0.08); }
.news-article-head h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  line-height: 1.6;
  letter-spacing: 1px;
  margin: 14px 0 10px;
}
.news-article-date { font-size: 13px; color: var(--ink-light); }
.news-article-body p {
  font-size: 15px;
  line-height: 2;
  color: var(--ink-soft);
  margin-bottom: 18px;
  text-indent: 2em;
}
.news-article-footer {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(43, 35, 32, 0.08);
  text-align: center;
}
.news-article-footer p { font-size: 13px; color: var(--ink-light); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--ink); color: rgba(255, 255, 255, 0.8); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 64px 24px 40px;
}
.footer-logo { margin-bottom: 16px; }
.footer-logo .logo-text { color: var(--white); }
.footer-brand p {
  font-size: 13px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.6);
}
.footer-col h4 {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--gold-light);
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.footer-col a, .footer-col p {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 10px;
  line-height: 1.8;
}
.footer-col a:hover { color: var(--gold-light); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 1px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
  .philosophy-grid, .promise-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 46px; }
  .news-list { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    background: var(--paper);
    padding: 24px;
    gap: 8px;
    box-shadow: 0 8px 32px rgba(43, 35, 32, 0.12);
    transform: translateY(-120%);
    transition: var(--transition);
    z-index: 999;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: 12px 8px; font-size: 16px; border-bottom: 1px solid rgba(43, 35, 32, 0.06); }
  .hero { min-height: 70vh; }
  .hero-title { font-size: 36px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .philosophy-grid, .promise-grid, .stats-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .products-grid, .product-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .culture-item { flex-direction: column; gap: 12px; }
  .meaning-grid { grid-template-columns: 1fr; }
  .float-bar { right: 12px; bottom: 90px; }
  .float-item { width: 46px; height: 46px; }
  .float-icon { font-size: 17px; }
  .wechat-modal { width: 280px; padding: 28px 24px; }
  .section-title { font-size: 30px; }
  .page-hero { height: 32vh; }
  .news-toolbar { flex-direction: column; align-items: stretch; }
  .news-search input { width: 100%; }
  .news-tabs { justify-content: center; }
  .news-card { padding: 24px 20px; }
  .news-title { font-size: 18px; }
  .news-modal-box { padding: 32px 20px 24px; }
  .news-article-head h2 { font-size: 22px; }
  .news-article-body p { font-size: 14px; }
}