/* ═══════════════════════════════════════════
   宽树香品 · 全局样式
   色调：暖米色 · 深褐木色 · 淡金
═══════════════════════════════════════════ */

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #faf8f4;
  --bg-warm:    #f2ece0;
  --bg-dark:    #1a1510;
  --text:       #2a2118;
  --text-mid:   #5c4e3a;
  --text-light: #9c8c78;
  --accent:     #7a5c38;
  --accent-light: #c49a6c;
  --accent-hover: #5e4428;
  --border:     #e0d5c5;
  --border-dark: rgba(255,255,255,0.12);
  --white:      #ffffff;
  --shadow-sm:  0 2px 8px rgba(42, 33, 24, 0.08);
  --shadow-md:  0 8px 32px rgba(42, 33, 24, 0.12);
  --shadow-lg:  0 24px 64px rgba(42, 33, 24, 0.18);
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --font-serif: 'Microsoft YaHei', '微软雅黑', sans-serif;
  --font-sans: 'Microsoft YaHei', '微软雅黑', sans-serif;
  --header-h:   72px;
  --transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

/* ─── 通用容器 ─── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── 通用按钮 ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  border: 1.5px solid var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn-ghost:hover { background: var(--accent); color: var(--white); }
.hero .btn-ghost { color: var(--white); border-color: rgba(255,255,255,0.75); }
.hero .btn-ghost:hover { border-color: var(--accent); }
.btn-ghost-light {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.5);
}
.btn-ghost-light:hover { background: rgba(255,255,255,0.15); border-color: var(--white); }
.btn-lg { padding: 16px 40px; font-size: 1rem; }
.full-width { width: 100%; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }

/* ─── 通用标签/标题 ─── */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 500;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 480px;
  margin: 0 auto;
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-header.light .section-title,
.section-header.light .section-label,
.section-header.light .section-subtitle {
  color: rgba(255,255,255,0.9);
}
.section-header.light .section-label { color: var(--accent-light); }
.section-header.light .section-subtitle { color: rgba(255,255,255,0.65); }
.body-text { color: var(--text-mid); line-height: 1.8; margin-bottom: 16px; }

/* ═══════════════ HEADER ═══════════════ */
#site-header {
  background: rgba(250, 248, 244, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  transition: background var(--transition), box-shadow var(--transition);
}
#site-header.scrolled {
  background: rgba(250, 248, 244, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  gap: 24px;
}
.logo-link { display: flex; align-items: center; }
.logo-img { height: 44px; width: auto; object-fit: contain; max-width: 160px; }
.main-nav { display: flex; gap: 36px; }
.nav-link {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-mid);
  letter-spacing: 0.02em;
  transition: color var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1.5px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-link:hover { color: var(--accent); }
.nav-link:hover::after { width: 100%; }
.header-actions { display: flex; gap: 8px; align-items: center; }
.lang-toggle { display: flex; align-items: center; gap: 2px; margin-right: 4px; }
.lang-btn {
  font-size: 0.75rem; letter-spacing: 0.04em;
  padding: 4px 8px; border-radius: 4px;
  color: var(--text-light);
  transition: all var(--transition);
  background: none; border: none; cursor: pointer;
}
.lang-btn:hover { color: var(--accent); }
.lang-btn.active { color: var(--accent); font-weight: 600; }
.lang-sep { font-size: 0.7rem; color: var(--border); user-select: none; }
.icon-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-mid);
  transition: all var(--transition);
  position: relative;
}
.icon-btn:hover { background: var(--bg-warm); color: var(--accent); }
.cart-badge {
  position: absolute;
  top: 4px; right: 4px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-size: 10px;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 100%; height: 1.5px;
  background: var(--text);
  transition: all var(--transition);
  transform-origin: center;
}

/* ═══════════════ NAV DRAWER ═══════════════ */
.nav-drawer { display: none; position: fixed; inset: 0; z-index: 200; }
.drawer-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
}
.drawer-inner {
  position: absolute;
  top: 0; left: 0;
  width: 280px; height: 100%;
  background: var(--bg);
  padding: 80px 32px 32px;
  display: flex; flex-direction: column; gap: 8px;
  transform: translateX(-100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-drawer.open { display: block; }
.nav-drawer.open .drawer-inner { transform: translateX(0); }
.drawer-link {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--text);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.drawer-link:hover { color: var(--accent); }
.drawer-divider { height: 1px; background: var(--border); margin: 8px 0; }

/* ═══════════════ CART SIDEBAR ═══════════════ */
.cart-sidebar { display: none; position: fixed; inset: 0; z-index: 200; }
.sidebar-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
}
.sidebar-inner {
  position: absolute;
  top: 0; right: 0;
  width: min(400px, 100vw); height: 100%;
  background: var(--bg);
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.cart-sidebar.open { display: block; }
.cart-sidebar.open .sidebar-inner { transform: translateX(0); }
.sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px;
  border-bottom: 1px solid var(--border);
}
.sidebar-header h3 { font-family: var(--font-serif); font-size: 1.1rem; font-weight: 500; }
.close-btn { width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background var(--transition); }
.close-btn:hover { background: var(--bg-warm); }
.cart-items { flex: 1; overflow-y: auto; padding: 20px 24px; }
.cart-empty { text-align: center; padding: 48px 0; color: var(--text-light); }
.cart-empty .sub { font-size: 0.85rem; margin-top: 8px; }
.cart-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 0; border-bottom: 1px solid var(--border);
}
.cart-item:last-child { border-bottom: none; }
.cart-item-img {
  width: 72px; height: 72px; border-radius: var(--radius-sm);
  object-fit: cover; background: var(--bg-warm); flex-shrink: 0;
}
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-size: 0.9rem; font-weight: 500; margin-bottom: 4px; }
.cart-item-price { font-size: 0.9rem; color: var(--accent); margin-bottom: 10px; }
.qty-control { display: flex; align-items: center; gap: 10px; }
.qty-btn {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--text-mid);
  transition: all var(--transition);
}
.qty-btn:hover { border-color: var(--accent); color: var(--accent); }
.qty-num { font-size: 0.9rem; min-width: 20px; text-align: center; }
.cart-item-remove { color: var(--text-light); font-size: 0.75rem; margin-top: 8px; cursor: pointer; transition: color var(--transition); display: inline-block; }
.cart-item-remove:hover { color: #c0392b; }
.cart-footer { padding: 20px 24px; border-top: 1px solid var(--border); }
.cart-total { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; font-size: 1rem; }
#cart-total-price { font-family: var(--font-serif); font-size: 1.2rem; color: var(--accent); font-weight: 600; }

/* ═══════════════ HERO ═══════════════ */
.hero {
  min-height: 100dvh;
  display: flex; align-items: flex-end;
  position: relative;
  overflow: hidden;
  background: url('/assets/images/hero.jpg') center center / cover no-repeat, #1a1510;
  padding: var(--header-h) 0 72px 0;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(18, 14, 10, 0.2) 0%,
    rgba(26, 21, 16, 0.06) 40%,
    rgba(18, 14, 10, 0.35) 85%
  );
  pointer-events: none;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-smoke {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.08;
  animation: float 8s ease-in-out infinite;
}
.smoke-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #c49a6c, transparent);
  top: -100px; left: -100px;
  animation-delay: 0s;
}
.smoke-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #7a5c38, transparent);
  bottom: -100px; right: -100px;
  animation-delay: -3s;
}
.smoke-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #c49a6c 20%, transparent);
  top: 40%; right: 20%;
  animation-delay: -5s;
  opacity: 0.05;
}
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  text-align: left;
  max-width: 480px;
  padding: 0 40px;
  z-index: 1;
}
.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--accent-light);
  margin-bottom: 12px;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 28px;
}
.title-line { display: inline; }
.title-line.accent { color: var(--accent-light); }
.title-line.accent::before { content: '· '; color: rgba(255,255,255,0.4); }
.hero-desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin-bottom: 28px;
  max-width: 340px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-scroll-hint {
  position: absolute;
  bottom: 36px; right: 40px;
  left: auto; transform: none;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.3);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(6px); } }

/* ═══════════════ BRAND PHILOSOPHY ═══════════════ */
.brand-philosophy { padding: 120px 0; background: var(--bg); }
.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.philosophy-text .section-title { text-align: left; }
.philosophy-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.tag {
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--text-mid);
  background: var(--bg-warm);
  transition: all var(--transition);
}
.tag:hover { border-color: var(--accent); color: var(--accent); }
.philosophy-visual {
  display: flex; flex-direction: column; gap: 16px;
  align-items: flex-end;
}
.philosophy-card {
  background: var(--bg-warm);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  width: 220px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.philosophy-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.philosophy-card.offset { align-self: flex-start; margin-left: 40px; }
.card-stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 0.85rem; color: var(--text-light); }

/* ═══════════════ SCENES ═══════════════ */
.scenes-section { padding: 100px 0; background: var(--bg); }
.scenes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.scene-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
}
.scene-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.scene-card:hover .scene-img { transform: scale(1.06); }
.scene-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 40px 20px 24px;
  background: linear-gradient(180deg, transparent 0%, rgba(26,21,16,0.7) 100%);
  color: var(--white);
}
.scene-label h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 6px;
}
.scene-label p {
  font-size: 0.78rem;
  line-height: 1.65;
  opacity: 0.85;
}

/* ═══════════════ PRODUCTS ═══════════════ */
.products-section { padding: 100px 0; background: var(--bg-warm); }
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
}
.product-item {
  display: flex;
  flex-direction: column;
}
.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  position: relative;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.product-badge {
  position: absolute;
  top: 16px; right: 16px;
  padding: 4px 12px;
  background: var(--accent);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  border-radius: 100px;
  z-index: 2;
}
.product-img-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--bg-warm);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.product-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.product-card:hover .product-img { transform: scale(1.05); }
.product-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  width: 100%; height: 100%;
  color: var(--text-light); gap: 12px;
}
.product-info { padding: 24px; }
.product-subtitle { font-size: 0.75rem; color: var(--accent-light); letter-spacing: 0.1em; margin-bottom: 6px; }
.product-name { font-family: var(--font-serif); font-size: 1.15rem; font-weight: 500; margin-bottom: 10px; }
.product-desc { font-size: 0.85rem; color: var(--text-light); line-height: 1.7; margin-bottom: 16px; }
.product-pricing { display: flex; align-items: baseline; gap: 10px; margin-bottom: 16px; }
.product-price { font-family: var(--font-serif); font-size: 1.4rem; color: var(--accent); font-weight: 600; }
.product-original { font-size: 0.85rem; color: var(--text-light); text-decoration: line-through; }
.product-unit { font-size: 0.75rem; color: var(--text-light); }
.product-actions { display: flex; gap: 10px; }
.product-actions .btn { flex: 1; font-size: 0.85rem; padding: 10px 16px; }

/* 产品展开详情 */
.product-expand {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  background: rgba(196, 154, 108, 0.05);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}
.product-expand.expanded { max-height: 300px; }
.product-expand-inner { padding: 20px 24px; }
.pe-section { margin-bottom: 16px; }
.pe-section:last-child { margin-bottom: 0; }
.pe-section h4 {
  font-size: 0.75rem;
  color: var(--accent-light);
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}
.pe-section p { font-size: 0.9rem; color: var(--text); line-height: 1.6; }
.pe-smell { color: var(--accent); }
.pe-spec { color: var(--text-light); }
.pe-usage { color: var(--text); }
.pe-actions { margin-top: 16px; }

/* ═══════════════ CRAFT ═══════════════ */
.craft-section {
  padding: 120px 0;
  background: #ffffff;
}
.craft-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.craft-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.craft-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(0,0,0,0.08); }
.craft-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.craft-card:hover .craft-card-img { transform: scale(1.05); }
.craft-card-body { padding: 24px 20px; }
.craft-step-num {
  font-family: var(--font-serif);
  font-size: 0.72rem;
  color: var(--accent-light);
  letter-spacing: 0.15em;
  opacity: 0.6;
}
.craft-card-body h4 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  margin: 8px 0 10px;
}
.craft-card-body p { font-size: 0.82rem; color: var(--text-mid); line-height: 1.7; }

/* ═══════════════ REVIEWS ═══════════════ */
.reviews-section { padding: 100px 0; background: var(--bg); }
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.review-card {
  background: var(--bg-warm);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.review-card.featured {
  background: var(--accent);
  border-color: transparent;
}
.review-card.featured .review-stars,
.review-card.featured .review-text,
.review-card.featured .author-name { color: rgba(255,255,255,0.9); }
.review-card.featured .review-product { color: rgba(255,255,255,0.6); }
.review-stars { color: var(--accent-light); font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }
.review-text { font-size: 0.9rem; color: var(--text-mid); line-height: 1.8; margin-bottom: 24px; font-style: italic; }
.review-author { display: flex; flex-direction: column; gap: 4px; }
.author-name { font-size: 0.85rem; font-weight: 500; }
.review-product { font-size: 0.75rem; color: var(--text-light); }

/* ═══════════════ CTA ═══════════════ */
.cta-section {
  padding: 100px 0;
  background: var(--bg-warm);
  text-align: center;
}
.cta-section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 400;
  margin-bottom: 16px;
}
.cta-section p { color: var(--text-light); margin-bottom: 36px; font-size: 0.95rem; }

/* ═══════════════ FOOTER ═══════════════ */
.site-footer { background: var(--bg-dark); padding: 80px 0 32px; color: rgba(255,255,255,0.6); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 64px; margin-bottom: 64px; }
.footer-brand .footer-logo { height: 36px; margin-bottom: 16px; opacity: 0.85; filter: brightness(0) invert(1); }
.footer-brand p { font-size: 0.85rem; line-height: 1.8; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links h5 { font-size: 0.8rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.4); margin-bottom: 4px; }
.footer-links a { font-size: 0.875rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--accent-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 28px; text-align: center; font-size: 0.8rem; }

/* ═══════════════ MODAL 基础 ═══════════════ */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}
.modal-overlay.is-open { display: flex !important; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  max-height: 90dvh;
  overflow-y: auto;
}
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.modal-close {
  position: absolute;
  top: 20px; right: 20px;
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-light);
  transition: all var(--transition);
  z-index: 10;
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.modal-close:hover { background: var(--bg-warm); color: var(--text); }
.modal-close-fixed {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  color: var(--text);
}
.modal-close-fixed:hover { background: var(--bg-warm); }
.modal-close-inline {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 10;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-warm);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  transition: all var(--transition);
}
.modal-close-inline:hover { background: var(--border); color: var(--text); }
.modal-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: 24px;
}

/* ─── 登录/注册 modal ─── */
.auth-modal { width: 100%; max-width: 420px; }
.auth-tabs { display: flex; gap: 0; margin-bottom: 32px; border-bottom: 1px solid var(--border); }
.auth-tab {
  flex: 1; padding: 12px;
  font-size: 0.95rem;
  color: var(--text-light);
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
  margin-bottom: -1px;
}
.auth-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }

/* ─── 表单样式 ─── */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-mid); margin-bottom: 6px; font-weight: 500; }
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(122, 92, 56, 0.1);
}
.form-group textarea { resize: vertical; }
.optional { color: var(--text-light); font-weight: 400; }
.form-hint { font-size: 0.8rem; color: var(--text-light); text-align: center; margin-top: 16px; }
.form-hint a { color: var(--accent); transition: opacity var(--transition); }
.form-hint a:hover { opacity: 0.7; }
.form-error {
  background: #fff2f0;
  border: 1px solid #ffccc7;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.85rem;
  color: #c0392b;
  margin-bottom: 14px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ─── 产品详情 modal ─── */
.product-modal {
  width: 100%; max-width: 760px;
  padding: 0;
  overflow: visible;
}
.pd-header {
  display: grid;
  grid-template-columns: 340px 1fr;
  min-height: 320px;
}
.pd-img-wrap { background: var(--bg-warm); display: flex; align-items: center; justify-content: center; }
.pd-img-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; color: var(--text-light); gap: 12px; }
.pd-img { width: 100%; height: 100%; object-fit: cover; }
.pd-basic { padding: 36px 32px; }
.pd-subtitle { font-size: 0.75rem; letter-spacing: 0.12em; color: var(--accent-light); margin-bottom: 6px; }
.pd-name { font-family: var(--font-serif); font-size: 1.6rem; font-weight: 500; margin-bottom: 16px; }
.pd-price-wrap { display: flex; align-items: baseline; gap: 12px; margin-bottom: 8px; }
.pd-price { font-family: var(--font-serif); font-size: 2rem; color: var(--accent); font-weight: 600; }
.pd-original { font-size: 1rem; color: var(--text-light); text-decoration: line-through; }
.pd-unit { font-size: 0.8rem; color: var(--text-light); margin-bottom: 16px; }
.pd-short-desc { font-size: 0.9rem; color: var(--text-mid); line-height: 1.7; margin-bottom: 24px; }
.pd-specs { display: flex; flex-direction: column; gap: 8px; margin-bottom: 28px; }
.pd-spec { display: flex; gap: 12px; font-size: 0.82rem; }
.pd-spec-key { color: var(--text-light); min-width: 56px; flex-shrink: 0; }
.pd-spec-val { color: var(--text-mid); }
.pd-qty-row { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.pd-qty-label { font-size: 0.85rem; color: var(--text-mid); }
.pd-actions { display: flex; gap: 10px; }
.pd-actions .btn { flex: 1; }
.pd-body { padding: 0 32px 36px; }
.pd-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 28px; }
.pd-tab {
  padding: 12px 20px;
  font-size: 0.85rem;
  color: var(--text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition);
}
.pd-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }
.pd-tab-content { display: none; }
.pd-tab-content.active { display: block; }
/* 配料表 */
.ingredients-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.ingredients-table th { font-weight: 500; color: var(--text-light); font-size: 0.75rem; text-align: left; padding: 10px 12px; background: var(--bg-warm); border-bottom: 1px solid var(--border); }
.ingredients-table td { padding: 12px 12px; border-bottom: 1px solid var(--border); color: var(--text-mid); vertical-align: top; }
.ingredients-table tr:last-child td { border-bottom: none; }
.ingredient-name { font-weight: 500; color: var(--text); }
/* 生产工艺 */
.process-steps { display: flex; flex-direction: column; gap: 20px; }
.process-step { display: flex; gap: 20px; }
.process-step-num {
  width: 32px; height: 32px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--bg-warm);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 2px;
}
.process-step-content h5 { font-size: 0.9rem; font-weight: 500; margin-bottom: 4px; }
.process-step-content p { font-size: 0.85rem; color: var(--text-mid); line-height: 1.7; }
/* 使用故事 */
.usage-block, .story-block { font-size: 0.88rem; color: var(--text-mid); line-height: 1.8; margin-bottom: 16px; }
.usage-label { font-weight: 600; color: var(--text); font-size: 0.85rem; margin-bottom: 8px; display: block; }
.usage-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.usage-tag { padding: 4px 12px; border: 1px solid var(--border); border-radius: 100px; font-size: 0.75rem; color: var(--text-light); }
.smell-block { margin-bottom: 16px; }

/* ─── 结算 modal ─── */
.checkout-modal { width: 100%; max-width: 560px; }
.checkout-items { margin-bottom: 24px; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.checkout-item { display: flex; gap: 12px; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--border); }
.checkout-item:last-child { border-bottom: none; }
.checkout-item-img { width: 52px; height: 52px; border-radius: 6px; object-fit: cover; background: var(--bg-warm); flex-shrink: 0; }
.checkout-item-name { font-size: 0.88rem; font-weight: 500; }
.checkout-item-qty { font-size: 0.8rem; color: var(--text-light); margin-top: 2px; }
.checkout-item-price { margin-left: auto; font-size: 0.88rem; color: var(--accent); font-weight: 500; flex-shrink: 0; }
.checkout-form-section { border-top: 1px solid var(--border); padding-top: 24px; margin-bottom: 20px; }
.checkout-form-section h4 { font-size: 0.95rem; font-weight: 500; margin-bottom: 18px; }
.checkout-summary { background: var(--bg-warm); border-radius: var(--radius-sm); padding: 16px; margin-bottom: 20px; }
.summary-row { display: flex; justify-content: space-between; font-size: 0.9rem; padding: 6px 0; color: var(--text-mid); }
.summary-row.total-row { border-top: 1px solid var(--border); padding-top: 12px; margin-top: 6px; font-weight: 600; color: var(--text); font-size: 1rem; }
.free { color: #27ae60; }

/* ─── 用户 modal ─── */
.user-modal { width: 100%; max-width: 480px; }
.user-header { display: flex; align-items: center; gap: 16px; margin-bottom: 28px; }
.user-avatar {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  flex-shrink: 0;
}
.user-greeting { font-family: var(--font-serif); font-size: 1rem; font-weight: 500; }
.user-email { font-size: 0.8rem; color: var(--text-light); }
.user-tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.user-tab {
  flex: 1; padding: 10px;
  font-size: 0.9rem; color: var(--text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition);
}
.user-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }
.orders-list { display: flex; flex-direction: column; gap: 14px; max-height: 380px; overflow-y: auto; }
.loading-text { text-align: center; color: var(--text-light); padding: 32px; font-size: 0.9rem; }
.order-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}
.order-item-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.order-no { font-size: 0.75rem; color: var(--text-light); }
.order-status {
  font-size: 0.75rem; padding: 3px 10px;
  border-radius: 100px;
  background: rgba(122, 92, 56, 0.1);
  color: var(--accent);
  font-weight: 500;
}
.order-products { font-size: 0.85rem; color: var(--text-mid); margin-bottom: 8px; }
.order-footer { display: flex; justify-content: space-between; font-size: 0.82rem; color: var(--text-light); }
.order-total { font-weight: 600; color: var(--accent); }
.empty-orders { text-align: center; padding: 36px; color: var(--text-light); font-size: 0.9rem; }

/* ═══════════════ TOAST ═══════════════ */
.toast-container {
  position: fixed;
  top: 24px; right: 24px;
  z-index: 500;
  display: flex; flex-direction: column; gap: 10px;
}
.toast {
  background: var(--text);
  color: var(--white);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  min-width: 240px;
  display: flex; align-items: center; gap: 10px;
}
.toast.success { background: #1a6e3a; }
.toast.error { background: #8b2020; }
@keyframes toastIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

/* ═══════════════ ORDER SUCCESS ═══════════════ */
.order-success-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(12px);
  z-index: 400;
  display: flex !important;
  align-items: center; justify-content: center;
  padding: 20px;
}
.order-success-overlay[style*="display:none"] { display: none !important; }
.order-success-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  max-width: 440px;
  width: 100%;
  text-align: center;
  animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.success-icon {
  width: 80px; height: 80px; border-radius: 50%;
  background: rgba(39, 174, 96, 0.1);
  border: 2px solid rgba(39, 174, 96, 0.3);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px;
  color: #27ae60;
}
.order-success-card h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  margin-bottom: 8px;
}
.order-success-card p { color: var(--text-mid); margin-bottom: 6px; font-size: 0.9rem; }
.order-no-display { font-size: 0.8rem; color: var(--text-light); margin-bottom: 20px; }
.success-note { font-size: 0.82rem; color: var(--text-light); line-height: 1.8; margin-bottom: 28px; }

/* ═══════════════ 产品图片占位设计 ═══════════════ */
.incense-visual {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--bg-warm) 0%, #e8dcc8 100%);
}
.incense-stick-art {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.incense-sticks { display: flex; gap: 6px; align-items: flex-end; }
.stick {
  width: 3px; border-radius: 2px; background: var(--accent);
  position: relative;
}
.stick::after {
  content: '';
  position: absolute;
  top: -20px; left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 20px;
  background: linear-gradient(to top, var(--accent-light), transparent);
  animation: flicker 2s ease-in-out infinite;
}
@keyframes flicker { 0%, 100% { height: 20px; opacity: 1; } 50% { height: 24px; opacity: 0.7; } }

/* ═══════════════ 滚动动画 ═══════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 900px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .scenes-grid { grid-template-columns: repeat(2, 1fr); }
  .philosophy-grid { grid-template-columns: 1fr; gap: 48px; }
  .philosophy-visual { flex-direction: row; flex-wrap: wrap; justify-content: center; align-items: center; }
  .philosophy-card.offset { align-self: auto; margin-left: 0; }
  .craft-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .pd-header { grid-template-columns: 1fr; }
  .pd-img-wrap { height: 240px; }
}

@media (max-width: 640px) {
  :root { --header-h: 60px; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .products-grid { grid-template-columns: 1fr; }
  .scenes-grid { grid-template-columns: 1fr; }
  .craft-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding-bottom: 48px; }
  .hero-content { padding: 0 24px; max-width: 100%; }
  .hero-title { font-size: 1.8rem; }
  .hero-desc { font-size: 0.8rem; }
  .hero-desc br.desktop-br { display: none; }
  .hero-scroll-hint { right: 24px; bottom: 24px; }
  .brand-philosophy { padding: 80px 0; }
  .scenes-section { padding: 72px 0; }
  .products-section, .reviews-section, .cta-section { padding: 72px 0; }
  .craft-section { padding: 80px 0; }
  .modal { padding: 28px 20px; }
  .auth-modal, .user-modal { max-width: 100%; width: 100%; }
  .form-row { grid-template-columns: 1fr; }
  .checkout-modal { max-width: 100%; }
  .product-modal { max-width: 100%; border-radius: 16px 16px 0 0; margin-top: auto; }
  .pd-basic { padding: 24px 20px; }
  .pd-body { padding: 0 20px 28px; }
  .product-actions { flex-direction: column; }
  .pd-actions { flex-direction: column; }
  .toast-container { top: 16px; right: 16px; left: 16px; }
  .toast { min-width: unset; }
  .order-success-card { padding: 40px 24px; }
}