/* ===========================
   CSS 设计系统 · 古茗奶茶即墨店
   =========================== */

:root {
  --primary: #FF6B35;
  --primary-dark: #E55A25;
  --primary-light: #FF8F65;
  --secondary: #2D7A3A;
  --accent: #FFD700;
  --bg-dark: #1A0F0A;
  --bg-section: #F9F5F0;
  --text-white: #FFFFFF;
  --text-dark: #1A0F0A;
  --text-muted: #8A7468;
  --radius: 20px;
  --radius-sm: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans SC', sans-serif;
  background: #FFFAF6;
  color: var(--text-dark);
  overflow-x: hidden;
}

/* ===========================
   导航栏
   =========================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 0 2rem;
  height: 68px;
  background: rgba(26, 15, 10, 0.15);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: all 0.3s ease;
}
.navbar.scrolled {
  background: rgba(26, 15, 10, 0.96);
  border-bottom-color: rgba(255,107,53,0.2);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.logo-icon { font-size: 1.6rem; }
.logo-text {
  font-size: 1.05rem;
  font-weight: 700;
  color: white;
  letter-spacing: 0.04em;
}
.nav-links {
  display: flex;
  gap: 1.8rem;
}
.nav-links a {
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width 0.3s;
}
.nav-links a:hover { color: var(--primary-light); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  background: var(--primary);
  color: white;
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.3s;
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255,107,53,0.4);
}

/* ===========================
   英雄区
   =========================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
/* 纯CSS背景艺术 */
.hero-bg-art {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    #1A0F0A 0%,
    #2E1608 25%,
    #4A2010 55%,
    #6B3020 75%,
    #FF6B35 130%
  );
}
/* 发光圆 */
.hba-bubble {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hba-b1 {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(255,107,53,0.12) 0%, transparent 70%);
  top: -200px; right: -150px;
  animation: pulsate 8s ease-in-out infinite;
}
.hba-b2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255,215,0,0.07) 0%, transparent 70%);
  bottom: -100px; left: -100px;
  animation: pulsate 6s ease-in-out infinite 2s;
}
.hba-b3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(255,143,101,0.1) 0%, transparent 70%);
  top: 40%; left: 20%;
  animation: pulsate 10s ease-in-out infinite 1s;
}
/* 浮动装饰emoji */
.hba-cup {
  position: absolute;
  font-size: 2rem;
  opacity: 0.12;
  pointer-events: none;
  animation: floatUp 6s ease-in-out infinite;
}
.hba-c1 { bottom: 15%; left: 8%;  animation-delay: 0s;   font-size: 3rem; }
.hba-c2 { top: 20%;  right: 12%; animation-delay: 1.2s; }
.hba-c3 { top: 65%;  left: 18%;  animation-delay: 2.4s; }
.hba-c4 { top: 30%;  right: 30%; animation-delay: 0.8s; font-size: 1.5rem; }
.hba-c5 { bottom: 25%; right: 8%; animation-delay: 1.8s; }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26,15,10,0.6) 0%,
    rgba(26,15,10,0.3) 60%,
    transparent 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  padding: 2rem;
  animation: fadeInUp 1s ease forwards;
}
.hero-badge {
  display: inline-block;
  background: rgba(255,107,53,0.18);
  border: 1px solid rgba(255,107,53,0.45);
  color: #FFB38A;
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}
.hero-title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 900;
  color: white;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}
.hero-title-highlight {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-subtitle {
  font-size: 1.12rem;
  color: rgba(255,255,255,0.72);
  margin: 1.2rem 0 2rem;
  line-height: 1.85;
}
.hero-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
  font-family: 'Noto Sans SC', sans-serif;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: 0 8px 25px rgba(255,107,53,0.4);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 35px rgba(255,107,53,0.55);
}
.btn-outline {
  background: rgba(255,255,255,0.1);
  color: white;
  border: 2px solid rgba(255,255,255,0.4);
  backdrop-filter: blur(10px);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.8);
  transform: translateY(-3px);
}
.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.45);
  font-size: 0.78rem;
  animation: bounce 2s infinite;
}
.scroll-arrow {
  width: 22px; height: 22px;
  border-right: 2px solid rgba(255,255,255,0.45);
  border-bottom: 2px solid rgba(255,255,255,0.45);
  transform: rotate(45deg);
  margin-top: -10px;
}

/* ===========================
   特色亮点条
   =========================== */
.features-bar {
  background: linear-gradient(135deg, #1A0F0A, #2D1508);
  padding: 2rem;
}
.features-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 2.5rem;
  flex: 1;
  min-width: 180px;
}
.feature-icon { font-size: 2rem; flex-shrink: 0; }
.feature-item strong { display: block; color: white; font-size: 1rem; font-weight: 700; }
.feature-item p { color: rgba(255,255,255,0.5); font-size: 0.83rem; margin-top: 0.1rem; }
.feature-divider { width: 1px; height: 48px; background: rgba(255,107,53,0.18); }

/* ===========================
   通用 Section 样式
   =========================== */
.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header.light .section-title,
.section-header.light .section-desc { color: white; }
.section-header.light .section-tag {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.28);
  color: rgba(255,255,255,0.9);
}
.section-tag {
  display: inline-block;
  background: rgba(255,107,53,0.1);
  border: 1px solid rgba(255,107,53,0.3);
  color: var(--primary);
  padding: 0.32rem 1rem;
  border-radius: 50px;
  font-size: 0.83rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 0.9rem;
  line-height: 1.2;
}
.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ===========================
   产品展示 - CSS艺术配图
   =========================== */
.products {
  padding: 6rem 2rem;
  background: var(--bg-section);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.product-card {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: all 0.4s ease;
  animation: fadeInUp 0.65s ease calc(var(--delay, 0s)) both;
}
.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(255,107,53,0.14);
}
/* CSS艺术图 */
.product-img-visual {
  position: relative;
  height: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  overflow: hidden;
}
/* 装饰圆 */
.piv-deco {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.3;
}
.piv-d1 { width: 160px; height: 160px; top: -60px; right: -40px; }
.piv-d2 { width: 100px; height: 100px; bottom: -30px; left: -20px; }
.piv-d3 { width: 70px; height: 70px; bottom: 30px; right: 20px; }

/* 鲜果茶 - 橙红渐变 */
.piv-fruit {
  background: linear-gradient(135deg, #FF8A65, #FF6B35, #FFCCBC);
}
.piv-fruit .piv-d1 { background: #FF5722; }
.piv-fruit .piv-d2 { background: #FF8A65; }
.piv-fruit .piv-d3 { background: #FFAB91; }

/* 丝滑奶茶 - 棕褐渐变 */
.piv-milk {
  background: linear-gradient(135deg, #8D6E63, #BCAAA4, #6D4C41);
}
.piv-milk .piv-d1 { background: #795548; }
.piv-milk .piv-d2 { background: #A1887F; }
.piv-milk .piv-d3 { background: #D7CCC8; }

/* 奶盖茶 - 绿色渐变 */
.piv-cheese {
  background: linear-gradient(135deg, #388E3C, #66BB6A, #A5D6A7);
}
.piv-cheese .piv-d1 { background: #2E7D32; }
.piv-cheese .piv-d2 { background: #4CAF50; }
.piv-cheese .piv-d3 { background: #81C784; }

.piv-emoji {
  font-size: 4.5rem;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.2));
  transition: transform 0.45s ease;
}
.product-card:hover .piv-emoji {
  transform: scale(1.15) rotate(-5deg);
}
.piv-sub {
  position: relative;
  z-index: 1;
  color: rgba(255,255,255,0.85);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  background: rgba(0,0,0,0.18);
  padding: 0.2rem 0.8rem;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}
.product-tag-hot, .product-tag-new {
  position: absolute;
  top: 12px; right: 12px;
  padding: 0.28rem 0.8rem;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 700;
  color: white;
  z-index: 2;
}
.product-tag-hot { background: linear-gradient(135deg, #FF4757, #FF6B35); }
.product-tag-new { background: linear-gradient(135deg, #2ED573, #17A867); }
.product-info { padding: 1.4rem; }
.product-info h3 { font-size: 1.15rem; font-weight: 700; color: var(--text-dark); margin-bottom: 0.45rem; }
.product-info p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 0.9rem; }
.product-price { color: var(--primary); font-size: 1.1rem; font-weight: 800; }

/* ===========================
   团购优惠
   =========================== */
.group-buy {
  position: relative;
  padding: 6rem 2rem;
  overflow: hidden;
}
.group-buy-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1A0F0A 0%, #2D1508 50%, #1A0F0A 100%);
  z-index: 0;
}
.group-buy .section-inner { position: relative; z-index: 1; }
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}
.plan-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,107,53,0.2);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  position: relative;
  transition: all 0.4s ease;
  backdrop-filter: blur(10px);
}
.plan-card:hover {
  border-color: rgba(255,107,53,0.5);
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(255,107,53,0.15);
}
.plan-featured {
  background: rgba(255,107,53,0.1);
  border-color: var(--primary);
  transform: scale(1.03);
}
.plan-featured:hover { transform: scale(1.03) translateY(-6px); }
.plan-badge-top {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  padding: 0.28rem 1.2rem;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}
.plan-icon { font-size: 2.7rem; margin-bottom: 0.8rem; }
.plan-cups { font-size: 1.35rem; font-weight: 800; color: white; margin-bottom: 1rem; }
.plan-discount { display: flex; align-items: baseline; justify-content: center; gap: 0.2rem; margin-bottom: 1.2rem; }
.discount-num {
  font-size: 4rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.discount-unit { font-size: 1.5rem; font-weight: 700; color: var(--primary-light); }
.plan-desc { color: rgba(255,255,255,0.6); font-size: 0.88rem; line-height: 1.7; margin-bottom: 1rem; }
.plan-save {
  background: rgba(255,215,0,0.1);
  border: 1px solid rgba(255,215,0,0.2);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.83rem;
  margin-bottom: 1.5rem;
  display: inline-block;
}
.plan-save strong { font-size: 1rem; }
.plan-btn {
  display: block;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.22);
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 600;
  transition: all 0.3s;
}
.plan-btn:hover { background: rgba(255,255,255,0.2); transform: translateY(-2px); }
.plan-btn-featured {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: transparent;
  box-shadow: 0 6px 20px rgba(255,107,53,0.4);
}
.plan-btn-featured:hover { box-shadow: 0 10px 30px rgba(255,107,53,0.55); }
.group-tip {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,107,53,0.18);
  border-radius: var(--radius-sm);
  padding: 1.2rem 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 600px;
  margin: 0 auto;
  backdrop-filter: blur(10px);
}
.group-tip span { font-size: 1.5rem; flex-shrink: 0; }
.group-tip p { color: rgba(255,255,255,0.72); font-size: 0.93rem; line-height: 1.65; }
.group-tip a { color: var(--primary-light); text-decoration: none; }
.group-tip a:hover { color: var(--accent); }

/* ===========================
   抖音关注区块
   =========================== */
.douyin-section {
  padding: 6rem 2rem;
  background: var(--bg-section);
}
.dy-tag {
  background: rgba(0,0,0,0.07);
  border-color: rgba(0,0,0,0.12);
  color: #333;
}
.douyin-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: center;
  background: linear-gradient(135deg, #111 0%, #1c1c1c 100%);
  border-radius: 28px;
  padding: 3rem 3.5rem;
  box-shadow: 0 30px 80px rgba(0,0,0,0.2);
  position: relative;
  overflow: hidden;
}
/* 背景装饰 */
.douyin-card::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(105,201,208,0.06) 0%, transparent 65%);
  top: -150px; right: -100px;
  pointer-events: none;
}
.douyin-card::after {
  content: '';
  position: absolute;
  width: 350px; height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(238,29,82,0.05) 0%, transparent 65%);
  bottom: -100px; left: -80px;
  pointer-events: none;
}

/* 左侧 */
.dy-left {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  z-index: 1;
}
.dy-platform-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}
.dy-svg {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, #69C9D0, #EE1D52);
  border-radius: 10px;
  padding: 6px;
}
.dy-platform-badge > span {
  font-size: 1.6rem;
  font-weight: 900;
  color: white;
  letter-spacing: 0.04em;
}
.dy-account-info {}
.dy-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0.4rem;
  letter-spacing: 0.05em;
}
.dy-account-name {
  font-size: 2rem;
  font-weight: 900;
  color: white;
  margin-bottom: 0.8rem;
  letter-spacing: 0.02em;
}
.dy-account-desc {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.58);
  line-height: 1.75;
  max-width: 420px;
}
.dy-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.dy-feat {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 0.55rem 0.9rem;
}
.dy-feat span { font-weight: 500; }

/* 右侧手机模拟 */
.dy-right {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
  position: relative;
  z-index: 1;
}
.dy-phone-mockup {
  width: 220px;
  background: #1a1a1a;
  border-radius: 28px;
  border: 2px solid rgba(255,255,255,0.1);
  padding: 10px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5),
              inset 0 1px 0 rgba(255,255,255,0.08);
}
.dy-phone-screen {
  background: #000;
  border-radius: 20px;
  overflow: hidden;
}
.dy-screen-top {
  height: 28px;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
}
.dy-screen-dot {
  width: 10px; height: 10px;
  background: #333;
  border-radius: 50%;
}
.dy-screen-content {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.dy-video-thumb {
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  border-radius: 10px;
  padding: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255,255,255,0.06);
}
.dy-play-icon {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, #EE1D52, #69C9D0);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: white;
  flex-shrink: 0;
}
.dy-video-info p {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  line-height: 1.3;
}
.dy-video-sub {
  color: rgba(255,255,255,0.4) !important;
  font-weight: 400 !important;
}
.dy-follow-btn-mock {
  background: linear-gradient(135deg, #EE1D52, #c4103d);
  color: white;
  text-align: center;
  border-radius: 50px;
  padding: 7px;
  font-size: 0.78rem;
  font-weight: 700;
  margin-top: 4px;
  cursor: pointer;
  animation: pulse 2.5s ease infinite;
}
.dy-search-hint {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
  text-align: center;
  line-height: 1.6;
  max-width: 220px;
}
.dy-search-hint strong {
  color: rgba(255,255,255,0.85);
  display: block;
  margin-top: 0.2rem;
}

/* ===========================
   活动预告
   =========================== */
.activities {
  padding: 6rem 2rem;
  background: white;
}
.coming-soon-wrap { display: flex; justify-content: center; }
.coming-soon-card {
  position: relative;
  background: linear-gradient(135deg, #1A0F0A, #2D1508);
  border: 1px solid rgba(255,107,53,0.2);
  border-radius: var(--radius);
  padding: 4rem 3rem;
  text-align: center;
  max-width: 560px;
  width: 100%;
  overflow: hidden;
}
.cs-glow {
  position: absolute;
  top: -50%; left: 50%;
  transform: translateX(-50%);
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(255,107,53,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.cs-content { position: relative; z-index: 1; }
.cs-icon { font-size: 3rem; margin-bottom: 1rem; animation: sparkle 2s infinite; }
.cs-content h3 { font-size: 2rem; font-weight: 900; color: white; margin-bottom: 1rem; }
.cs-content p { color: rgba(255,255,255,0.62); font-size: 1rem; line-height: 1.72; }
.cs-dots { display: flex; justify-content: center; gap: 8px; margin: 1.5rem 0; }
.cs-dots span {
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: dotPulse 1.4s ease infinite;
}
.cs-dots span:nth-child(2) { animation-delay: 0.2s; }
.cs-dots span:nth-child(3) { animation-delay: 0.4s; }
.cs-hint { color: var(--primary-light) !important; font-weight: 600; font-size: 1.1rem !important; }
.cs-decorations { position: absolute; inset: 0; pointer-events: none; }
.cs-bubble { position: absolute; font-size: 1.8rem; opacity: 0.18; animation: floatBubble 6s ease infinite; }
.cs-b1 { top: 10%; left: 5%;   animation-delay: 0s; }
.cs-b2 { top: 20%; right: 8%;  animation-delay: 1s; }
.cs-b3 { bottom: 20%; left: 8%; animation-delay: 2s; }
.cs-b4 { bottom: 10%; right: 5%; animation-delay: 0.5s; }
.cs-b5 { top: 50%; left: 3%;  animation-delay: 1.5s; }

/* ===========================
   关于我们
   =========================== */
.about { padding: 6rem 2rem; background: var(--bg-section); }
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.about-text .section-tag { margin-bottom: 1.2rem; }
.about-text .section-title { text-align: left; margin-bottom: 1.5rem; }
.about-text p { color: var(--text-muted); font-size: 1rem; line-height: 1.82; margin-bottom: 1rem; }
.about-list { list-style: none; margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.7rem; }
.about-list li { color: var(--text-dark); font-size: 0.93rem; font-weight: 500; }

/* CSS艺术店面卡 */
.about-visual-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  min-height: 280px;
  box-shadow: 0 20px 60px rgba(255,107,53,0.18);
}
.avc-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #FF6B35 0%, #FF8F65 30%, #2D7A3A 70%, #1A5C25 100%);
}
.avc-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 40%, rgba(255,255,255,0.12) 0%, transparent 60%);
}
.avc-content {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding: 2rem;
  text-align: center;
}
.avc-emoji-row { display: flex; gap: 0.5rem; font-size: 2.5rem; }
.avc-content h3 { font-size: 1.6rem; font-weight: 900; color: white; }
.avc-content p { font-size: 0.9rem; color: rgba(255,255,255,0.82); line-height: 1.75; }
.avc-call {
  margin-top: 0.5rem;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.4);
  color: white;
  padding: 0.5rem 1.4rem;
  border-radius: 50px;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  backdrop-filter: blur(8px);
  transition: all 0.3s;
}
.avc-call:hover { background: rgba(255,255,255,0.35); transform: translateY(-2px); }

.about-img-wrap { display: flex; flex-direction: column; gap: 1.5rem; }
.about-stat-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.stat-card {
  background: linear-gradient(135deg, var(--bg-dark), #2D1508);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  text-align: center;
}
.stat-card strong {
  display: block;
  font-size: 1.8rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.3rem;
}
.stat-card span { font-size: 0.83rem; color: rgba(255,255,255,0.55); }

/* ===========================
   联系我们
   =========================== */
.contact {
  padding: 6rem 2rem;
  background: linear-gradient(135deg, #1A0F0A, #2D1508);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.contact-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,107,53,0.14);
  border-radius: var(--radius);
  padding: 2.2rem 1.8rem;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}
.contact-card:hover {
  border-color: rgba(255,107,53,0.38);
  transform: translateY(-5px);
  background: rgba(255,255,255,0.08);
}
.contact-icon { font-size: 2.4rem; margin-bottom: 1rem; }
.contact-card h3 { font-size: 1.05rem; font-weight: 700; color: rgba(255,255,255,0.9); margin-bottom: 0.8rem; }
.contact-value {
  display: block;
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--primary-light);
  text-decoration: none;
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}
.contact-value:hover { color: var(--accent); }
.contact-value-sm { font-size: 0.97rem; color: rgba(255,255,255,0.68); line-height: 1.8; }
.contact-card p { color: rgba(255,255,255,0.45); font-size: 0.83rem; }

.map-placeholder {
  background: rgba(255,255,255,0.03);
  border: 1px dashed rgba(255,107,53,0.22);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 600px;
  margin: 0 auto;
}
.map-inner { display: flex; align-items: center; gap: 1.5rem; justify-content: center; }
.map-pin { font-size: 2.5rem; flex-shrink: 0; }
.map-inner strong { display: block; color: white; font-size: 1.1rem; font-weight: 700; margin-bottom: 0.3rem; }
.map-inner p { color: rgba(255,255,255,0.58); font-size: 0.88rem; line-height: 1.65; }

/* ===========================
   页脚
   =========================== */
.footer {
  background: #0E0804;
  padding: 3rem 2rem 2rem;
  border-top: 1px solid rgba(255,107,53,0.08);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
.footer-logo { font-size: 1.2rem; font-weight: 700; color: white; display: block; margin-bottom: 0.3rem; }
.footer-brand p { color: rgba(255,255,255,0.38); font-size: 0.83rem; }
.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; justify-content: center; }
.footer-links a { color: rgba(255,255,255,0.45); text-decoration: none; font-size: 0.88rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--primary-light); }
.footer-copy { border-top: 1px solid rgba(255,255,255,0.04); padding-top: 1.5rem; width: 100%; }
.footer-copy p { color: rgba(255,255,255,0.28); font-size: 0.78rem; line-height: 1.85; }

/* ===========================
   悬浮拨打按钮
   =========================== */
.float-call {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 998;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 0.85rem 1.4rem;
  border-radius: 50px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.93rem;
  font-weight: 700;
  box-shadow: 0 6px 25px rgba(255,107,53,0.45);
  transition: all 0.3s ease;
  animation: floatCallIn 0.5s ease 1s both;
}
.float-call:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 12px 35px rgba(255,107,53,0.6);
}
.float-call-icon { font-size: 1.2rem; animation: ring 3s ease infinite 4s; }

/* ===========================
   动画
   =========================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}
@keyframes pulsate {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.05); }
}
@keyframes floatUp {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-18px) rotate(8deg); }
}
@keyframes sparkle {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.15) rotate(10deg); }
}
@keyframes dotPulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.4); }
}
@keyframes floatBubble {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(10deg); }
}
@keyframes floatCallIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes ring {
  0%, 100% { transform: rotate(0deg); }
  10% { transform: rotate(-15deg); }
  20% { transform: rotate(15deg); }
  30% { transform: rotate(-10deg); }
  40% { transform: rotate(10deg); }
  50% { transform: rotate(0deg); }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(238,29,82,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(238,29,82,0); }
}

/* ===========================
   scroll 入场
   =========================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }

/* ===========================
   响应式
   =========================== */
@media (max-width: 960px) {
  .about-inner { grid-template-columns: 1fr; gap: 3rem; }
  .about-img-wrap { order: -1; }
  .nav-links { display: none; }
  .feature-divider { display: none; }
  .douyin-card { grid-template-columns: 1fr; }
  .dy-right { display: none; }
}
@media (max-width: 600px) {
  .section-inner { min-width: 0; padding-inline: 0; }
  .products-grid,
  .plans-grid,
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .about-text,
  .about-img-wrap,
  .douyin-card > * { min-width: 0; }
  .about-stat-cards { grid-template-columns: minmax(0, 1fr); }
  .hero-btns { flex-direction: column; align-items: center; }
  .plan-featured { transform: none; }
  .plan-featured:hover { transform: translateY(-6px); }
  .nav-cta { font-size: 0.8rem; padding: 0.4rem 0.9rem; }
  .float-call-text { display: none; }
  .float-call { padding: 1rem; border-radius: 50%; width: 56px; height: 56px; justify-content: center; }
  .group-tip { flex-direction: column; text-align: center; }
  .map-inner { flex-direction: column; text-align: center; }
  .dy-features { grid-template-columns: 1fr; }
  .douyin-card { padding: 2rem 1.5rem; }
}