/* ===================================
   铭雨轩网页版 · 全局与页面样式
   =================================== */

:root {
  --color-bg: #F5F0EB;
  --color-bg-card: #FFFFFF;
  --color-bg-dark: #1A1108;
  --color-primary: #8B4513;
  --color-accent: #C8956C;
  --color-text-title: #2C1A0E;
  --color-text-body: #5C4A3A;
  --color-text-secondary: #9B8B7A;
  --color-text-light: #C4B5A5;
  --color-border: #E8DFD5;
  --color-divider: #F0E8E0;
  --color-white: #FFFFFF;

  --font-size-xs: 10px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-xxl: 24px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-card: 0 2px 12px rgba(44, 26, 14, 0.06);
  --shadow-elevated: 0 4px 20px rgba(44, 26, 14, 0.10);
  
  --app-max-width: 480px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: #333; /* 电脑屏幕上的背景色 */
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Noto Serif SC', 'Helvetica Neue', sans-serif;
  color: var(--color-text-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* 核心容器：模拟手机 App 宽度 */
.app-container {
  max-width: var(--app-max-width);
  min-height: 100vh;
  margin: 0 auto;
  background-color: var(--color-bg);
  position: relative;
  overflow-x: hidden;
  box-shadow: 0 0 30px rgba(0,0,0,0.5);
}

/* --- 工具类 --- */
.section-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-title);
  letter-spacing: 1px;
}

.divider {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), transparent);
  margin: 12px 0;
}

.ornament-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 24px 0;
}

.ornament-line::before,
.ornament-line::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.ornament-line span {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  letter-spacing: 4px;
}

/* ===================================
   首页组件样式
   =================================== */

.brand-header {
  background: linear-gradient(180deg, #1A1108 0%, #2C1A0E 100%);
  padding: 20px 16px 24px;
  text-align: center;
}

.brand-header__title {
  font-size: 26px;
  font-weight: 700;
  color: #E8D5C0;
  letter-spacing: 8px;
  display: block;
}

.brand-header__divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, #C8956C, transparent);
  margin: 10px auto;
}

.brand-header__subtitle {
  font-size: 11px;
  color: #9B8B7A;
  letter-spacing: 3px;
}

.banner-section {
  margin: -10px 12px 0;
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
  height: 190px;
  background: #000;
}

.banner-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.banner-item {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.banner-item.active {
  opacity: 1;
  z-index: 2;
}

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

.banner-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 24px 16px 16px;
  background: linear-gradient(180deg, transparent 0%, rgba(26, 17, 8, 0.75) 100%);
}

.banner-title {
  color: #F5F0EB;
  font-size: var(--font-size-md);
  letter-spacing: 2px;
}

.category-section {
  margin-top: 24px;
  padding: 0 0 0 12px;
  overflow-x: auto;
}

.category-section::-webkit-scrollbar {
  display: none;
}

.category-list {
  display: inline-flex;
  gap: 8px;
  padding-right: 12px;
}

.category-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  background: var(--color-white);
  border-radius: 24px;
  border: 1px solid var(--color-border);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.category-tag.active {
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
  color: #E8D5C0;
}

.product-section {
  padding: 24px 12px 0;
}

.product-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-card {
  width: calc(50% - 5px);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  display: block;
}

.product-card:active {
  transform: scale(0.98);
}

.product-img-wrapper {
  width: 100%;
  height: 170px;
  overflow: hidden;
}

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

.product-info {
  padding: 10px 10px 12px;
}

.product-name {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-title);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-brief {
  display: block;
  font-size: 10px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 6px;
}

.product-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.product-tag {
  font-size: 9px;
  color: var(--color-primary);
  background: rgba(139, 69, 19, 0.06);
  padding: 2px 6px;
  border-radius: 10px;
}

.footer-brand {
  padding: 30px 12px 40px;
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  letter-spacing: 2px;
}

/* ===================================
   详情页特有样式
   =================================== */

.nav-bar {
  position: absolute;
  top: 0; left: 0; width: 100%;
  padding: 16px;
  z-index: 10;
  display: flex;
}

.btn-back {
  width: 32px; height: 32px;
  background: rgba(26, 17, 8, 0.5);
  backdrop-filter: blur(4px);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  text-decoration: none;
  font-weight: bold;
}

.detail-media {
  width: 100%;
  height: 340px;
  background: #1A1108;
}

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

.info-section {
  padding: 24px 16px 16px;
  background: #fff;
}

.info-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-title);
  display: block;
  margin-bottom: 12px;
}

.info-badge {
  display: inline-block;
  padding: 4px 12px;
  background: linear-gradient(135deg, #1A1108 0%, #2C1A0E 100%);
  color: var(--color-accent);
  font-size: var(--font-size-xs);
  border-radius: 4px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.spec-section {
  margin-top: 12px;
  background: #fff;
  padding: 24px 16px;
}

.spec-item {
  display: flex;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-divider);
}
.spec-item:last-child { border-bottom: none; }

.spec-label {
  flex-shrink: 0;
  width: 60px;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.spec-value {
  flex: 1;
  font-size: var(--font-size-sm);
  color: var(--color-text-title);
}

.desc-section {
  margin-top: 12px;
  background: #fff;
  padding: 24px 16px;
}

.desc-text {
  font-size: var(--font-size-base);
  color: var(--color-text-body);
  line-height: 2;
  text-align: justify;
}

.shop-section {
  padding: 16px 16px 32px;
}
.shop-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-card);
}
.shop-row {
  display: flex;
  gap: 12px;
  padding: 8px 0;
}

.bottom-bar {
  position: fixed;
  bottom: 0;
  max-width: var(--app-max-width);
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--color-divider);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
}

.bottom-actions {
  display: flex; gap: 8px;
}

.btn {
  padding: 10px 16px;
  border-radius: 24px;
  font-size: var(--font-size-sm);
  text-decoration: none;
  font-weight: 500;
  cursor: pointer;
  border: none;
}

.btn-call {
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-copy {
  background: linear-gradient(135deg, #2C1A0E 0%, #1A1108 100%);
  color: var(--color-accent);
}

.bottom-padding { height: 100px; }