/* ============================================
   V2 — 排版优化版
   保持原有设计风格，调整版面节奏
   ============================================ */

:root {
  --color-bg:         #FFFFFF;
  --color-bg-alt:     #F3F1EC;
  --color-text:       #1A1A1E;
  --color-text-alt:   #6B6B72;
  --color-text-muted: #9A9A9E;
  --color-accent:     #C4A882;
  --color-accent-hover: #B89770;
  --color-border:     rgba(0, 0, 0, 0.06);
  --color-card-bg:    #FFFFFF;

  --font-family:      -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --max-width:        1100px;
  --nav-height:       64px;
  --card-radius:      16px;
  --card-shadow:      0 2px 12px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.02);
  --card-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.03);
}

/* === 基础重置 === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); -webkit-overflow-scrolling: touch; }
body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ================================
   导航栏
   ================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  padding-top: env(safe-area-inset-top, 0px);
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
  will-change: transform;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  height: 18px;
  width: auto;
  opacity: 0.85;
  transition: opacity 0.3s;
}
.nav-logo:hover { opacity: 1; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-alt);
  padding: 8px 18px;
  border-radius: 8px;
  transition: all 0.25s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
  background: rgba(0,0,0,0.04);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 24px;
  height: 18px;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  padding: 0;
  -webkit-appearance: none;
  appearance: none;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
}

/* ================================
   Hero
   ================================ */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: calc(var(--nav-height) + 48px) 24px 48px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(165deg, #F8F6F1 0%, #EFE9DE 35%, #E8E2D4 65%, #F3F1EC 100%);
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(255,255,255,0.5) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 680px;
}

.hero-title {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.5px;
  color: var(--color-text);
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 400;
  color: var(--color-text-alt);
  margin-bottom: 40px;
}

.hero-cta { display: flex; justify-content: center; gap: 16px; }

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: var(--color-text);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  border-radius: 40px;
  transition: all 0.3s;
}
.cta-button:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 6px;
  height: 6px;
  background: var(--color-text-alt);
  border-radius: 50%;
  opacity: 0.35;
  animation: scrollHint 2s ease-in-out infinite;
}

@keyframes scrollHint {
  0%, 100% { opacity: 0.15; transform: translateY(0); }
  50% { opacity: 0.5; transform: translateY(6px); }
}

/* ================================
   区块
   ================================ */
.section {
  padding: 120px 32px;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 20px;
}

.section-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 38px);
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--color-text);
  margin-bottom: 0;
}

.section-intro {
  font-size: 16px;
  color: var(--color-text-alt);
  max-width: 600px;
  text-align: center;
  margin: 24px auto 64px;
  line-height: 1.75;
}

/* ================================
   卡片网格
   ================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.feature-card {
  background: var(--color-card-bg);
  padding: 40px 32px;
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  border: 1px solid var(--color-border);
  transition: all 0.35s cubic-bezier(0.25, 0.1, 0.15, 1);
}

.feature-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.card-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 18px;
  color: var(--color-accent);
}

.card-icon svg { display: block; width: 100%; height: 100%; }

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-text);
}

.feature-card p {
  font-size: 14px;
  color: var(--color-text-alt);
  line-height: 1.7;
}

/* 关于 — 联系区 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 560px;
  margin: 48px auto 0;
}

.contact-card {
  background: var(--color-card-bg);
  padding: 32px 24px;
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all 0.3s;
}
.contact-card:hover { box-shadow: var(--card-shadow-hover); }

.contact-card-icon {
  width: 28px;
  height: 28px;
  margin: 0 auto 12px;
  color: var(--color-accent);
}
.contact-card-icon svg { display: block; width: 100%; height: 100%; }

.contact-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.contact-card a {
  font-size: 14px;
  color: var(--color-text-alt);
  transition: color 0.2s;
}
.contact-card a:hover { color: var(--color-accent); }

.contact-pending {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ================================
   时间线
   ================================ */
.timeline {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 0;
  bottom: 0;
  width: 1.5px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-left: 72px;
  padding-bottom: 48px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: 24px;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2.5px solid var(--color-border);
  background: var(--color-bg);
  z-index: 1;
  transition: all 0.4s;
}

.timeline-item.current .timeline-dot {
  border-color: var(--color-accent);
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(196, 168, 130, 0.15);
}

.timeline-card {
  background: var(--color-card-bg);
  padding: 28px 28px 24px;
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  border: 1px solid var(--color-border);
  transition: all 0.35s;
}

.timeline-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-1px);
}

.timeline-item.current .timeline-card {
  border-color: rgba(196, 168, 130, 0.3);
}

.timeline-phase {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.timeline-date {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

.timeline-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

.timeline-card ul {
  list-style: none;
  margin-bottom: 16px;
}

.timeline-card ul li {
  font-size: 14px;
  color: var(--color-text-alt);
  line-height: 1.7;
  padding-left: 16px;
  position: relative;
}

.timeline-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.5;
}

.timeline-status {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.3px;
}

.status-active {
  background: rgba(196, 168, 130, 0.12);
  color: var(--color-accent-hover);
}

.status-pending {
  background: rgba(0, 0, 0, 0.04);
  color: var(--color-text-muted);
}

.timeline-footer-text {
  text-align: center;
  margin-top: 48px;
  padding: 20px;
  border-radius: var(--card-radius);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}

.timeline-footer-text p {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-alt);
  letter-spacing: 0.5px;
}

/* 时间线响应式 */
@media (max-width: 767px) {
  .timeline { padding: 12px 0; }
  .timeline::before { left: 18px; }
  .timeline-item { padding-left: 52px; padding-bottom: 28px; }
  .timeline-dot { left: 11px; top: 4px; width: 14px; height: 14px; }
  .timeline-card { padding: 20px 20px 18px; }
  .timeline-card h3 { font-size: 16px; }
  .timeline-card ul li { font-size: 13px; }
  .timeline-footer-text { margin-top: 32px; padding: 16px; }
  .timeline-footer-text p { font-size: 13px; }
}

/* ================================
   页脚
   ================================ */
.footer {
  padding: 56px 32px 36px;
  background: var(--color-bg-alt);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.footer-logo {
  height: 16px;
  width: auto;
  opacity: 0.45;
}

.footer-nav {
  display: flex;
  gap: 28px;
}

.footer-nav a {
  font-size: 13px;
  color: var(--color-text-alt);
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--color-text); }

.footer-sep {
  height: 1px;
  background: rgba(0,0,0,0.06);
  margin-bottom: 24px;
}

.footer-bottom {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.footer-bottom a {
  color: var(--color-text-muted);
  text-decoration: underline;
}
.footer-bottom a:hover { color: var(--color-text); }

/* ================================
   响应式
   ================================ */

/* 平板 (768 ~ 1100) */
@media (max-width: 1023px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { gap: 20px; }
  .feature-card { padding: 32px 24px; }
}

/* 手机 (< 768) */
@media (max-width: 767px) {
  /* 基础 */
  body { font-size: 15px; }

  /* 导航 */
  .nav { height: 56px; }
  .nav-inner { padding: 0 16px; }
  .nav-logo { height: 14px; }

  .nav-links {
    display: none;
    position: absolute;
    top: 56px;
    left: 0; right: 0;
    flex-direction: column;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 16px 16px 20px;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 14px 16px;
    font-size: 16px;
    border-radius: 10px;
  }
  .nav-toggle { display: flex; }

  /* Hero */
  .hero {
    min-height: 100vh;
    min-height: 100dvh;
    padding: calc(56px + 40px) 20px 56px;
  }
  .hero-title {
    font-size: clamp(28px, 8vw, 36px);
    margin-bottom: 16px;
    line-height: 1.25;
  }
  .hero-subtitle { font-size: 16px; margin-bottom: 32px; }
  .cta-button { padding: 13px 28px; font-size: 14px; }
  .hero-scroll-hint { bottom: 24px; }

  /* 区块 */
  .section { padding: 64px 16px; }
  .section-header { margin-bottom: 16px; text-align: left; }
  .section-tag { font-size: 10px; letter-spacing: 2px; margin-bottom: 8px; }
  .section-title { font-size: clamp(24px, 7vw, 28px); }
  .section-intro {
    font-size: 15px;
    text-align: left;
    margin: 16px 0 32px;
    line-height: 1.7;
  }

  /* 卡片 */
  .feature-grid { grid-template-columns: 1fr; gap: 14px; }
  .grid-3 { grid-template-columns: 1fr; }
  .feature-card { padding: 24px 20px; }
  .feature-card h3 { font-size: 16px; margin-bottom: 8px; }
  .feature-card p { font-size: 14px; }

  /* 移动端图标缩小 */
  .card-icon {
    width: 20px;
    height: 20px;
    margin-bottom: 10px;
  }

  /* 联系区 */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 32px;
  }
  .contact-card { padding: 24px 20px; }
  .contact-card h3 { font-size: 14px; }
  .contact-card a { font-size: 14px; }
  .contact-card-icon {
    width: 16px;
    height: 16px;
    margin-bottom: 6px;
  }
  .contact-card-icon svg { width: 16px; height: 16px; }

  /* 页脚 */
  .footer { padding: 40px 16px 28px; }
  .footer-top { flex-direction: column; gap: 18px; align-items: flex-start; }
  .footer-logo { height: 14px; }
  .footer-nav { gap: 0 24px; flex-wrap: wrap; justify-content: flex-start; }
  .footer-nav a { font-size: 13px; }
  .footer-bottom { font-size: 11px; }
}
/* ================================
   合作品牌区 (新增)
   ================================ */
.section-brands {
  padding: 80px 32px 100px;
  background: var(--color-bg);
}

.brands-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 720px;
  margin: 0 auto;
}

.brand-card {
  text-align: center;
  padding: 40px 24px 36px;
  background: var(--color-card-bg);
  border-radius: var(--card-radius);
  border: 1px solid var(--color-border);
  box-shadow: var(--card-shadow);
  transition: all 0.35s cubic-bezier(0.25, 0.1, 0.15, 1);
}
.brand-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.brand-logo-area {
  width: 80px;
  height: 80px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, #F5F2ED 0%, #EDE8DF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

.brand-logo-text {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-accent);
}

.brand-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.brand-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.brands-cta {
  text-align: center;
  margin-top: 32px;
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 1px;
}

/* 品牌区响应式 */
@media (max-width: 767px) {
  .section-brands { padding: 56px 16px 72px; }
  .brands-grid { grid-template-columns: 1fr; gap: 14px; max-width: 360px; }
  .brand-card { padding: 28px 20px 24px; }
  .brand-logo-area { width: 64px; height: 64px; margin-bottom: 14px; }
  .brand-logo-text { font-size: 10px; }
  .brand-name { font-size: 14px; }
  .brand-desc { font-size: 12px; }
  .brands-cta { margin-top: 20px; font-size: 12px; }
}

/* ================================
   卡片装饰占位 (视觉填充)
   ================================ */
.feature-card {
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 168, 130, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.feature-card:nth-child(2)::before {
  top: auto;
  bottom: -60px;
  right: -40px;
  background: radial-gradient(circle, rgba(196, 168, 130, 0.04) 0%, transparent 70%);
}

.feature-card::after {
  content: '';
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 60px;
  height: 60px;
  border: 1px solid rgba(196, 168, 130, 0.08);
  border-radius: 12px;
  transform: rotate(15deg);
  pointer-events: none;
}

/* 美育卡片 — 每张不同装饰色 */
.feature-card:nth-child(1)::before {
  background: radial-gradient(circle, rgba(196, 168, 130, 0.06) 0%, transparent 70%);
}
.feature-card:nth-child(2)::before {
  background: radial-gradient(circle, rgba(130, 180, 160, 0.05) 0%, transparent 70%);
}
.feature-card:nth-child(3)::before {
  background: radial-gradient(circle, rgba(200, 150, 170, 0.05) 0%, transparent 70%);
}

/* 商务联系人保持紧凑 */
.contact-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

/* ================================
   滚动淡入动画
   ================================ */
.fade-section,
.fade-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.1, 0.15, 1),
              transform 0.8s cubic-bezier(0.25, 0.1, 0.15, 1);
  will-change: transform, opacity;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.fade-section.visible,
.fade-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 卡片交错延迟 */
.fade-card:nth-child(1) { transition-delay: 0.05s; }
.fade-card:nth-child(2) { transition-delay: 0.15s; }
.fade-card:nth-child(3) { transition-delay: 0.25s; }
.fade-card:nth-child(4) { transition-delay: 0.35s; }

.fade-section.visible .fade-card:nth-child(1) { transition-delay: 0.1s; }
.fade-section.visible .fade-card:nth-child(2) { transition-delay: 0.2s; }
.fade-section.visible .fade-card:nth-child(3) { transition-delay: 0.3s; }

/* Hero 渐变背景加强 */
.hero-bg {
  background: linear-gradient(165deg, #F8F6F1 0%, #EFE9DE 25%, #E8E2D4 55%, #EEE8DC 80%, #F3F1EC 100%);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 70% 40% at 20% 80%, rgba(196, 168, 130, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 80% 20%, rgba(196, 168, 130, 0.04) 0%, transparent 50%);
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}

/* Hero 标题精细排版 */
.hero-title {
  letter-spacing: -0.02em;
}

.hero-subtitle {
  letter-spacing: 0.02em;
  font-weight: 400;
}

/* 区块间分隔 */
.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 1px;
  background: var(--color-border);
}

.section {
  position: relative;
}

/* 卡片细节增强 */
.feature-card {
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0.15, 1);
}

.feature-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06), 0 3px 12px rgba(0, 0, 0, 0.03);
  transform: translateY(-3px);
}

.feature-card h3 {
  transition: color 0.3s;
}

.feature-card:hover h3 {
  color: var(--color-accent-hover);
}

/* 页脚微调 */
.footer {
  padding: 64px 32px 40px;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* 移动端适配补充 */
@media (max-width: 767px) {
  .fade-section,
  .fade-card {
    transform: translateY(20px);
    transition-duration: 0.5s;
  }

  .section::before {
    width: 40px;
  }

  .hero-bg::after {
    background: 
      radial-gradient(ellipse 100% 30% at 50% 90%, rgba(196, 168, 130, 0.08) 0%, transparent 60%);
  }
}

/* ================================
   关于我们 — 品牌故事区
   ================================ */
.about-story {
  display: flex;
  gap: 48px;
  margin-bottom: 48px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.about-text {
  flex: 1.2;
}

.about-text h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.4;
}

.about-text p {
  font-size: 15px;
  color: var(--color-text-alt);
  line-height: 1.8;
  margin-bottom: 14px;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-text strong {
  color: var(--color-accent-hover);
  font-weight: 600;
}

.about-mission {
  flex: 0.8;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 4px;
}

.mission-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.mission-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  color: var(--color-accent);
  margin-top: 2px;
}

.mission-icon svg {
  width: 28px;
  height: 28px;
  display: block;
  flex-shrink: 0;
}

.mission-item h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}

.mission-item p {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* 关于我们响应式 */
@media (max-width: 767px) {
  .about-story {
    flex-direction: column;
    gap: 28px;
    margin-bottom: 32px;
  }

  .about-text h3 {
    font-size: 18px;
  }

  .about-text p {
    font-size: 14px;
  }

  .about-mission {
    gap: 14px;
  }

  .mission-icon {
    width: 16px;
    height: 16px;
  }
  .mission-icon svg {
    width: 16px;
    height: 16px;
  }

  .mission-item h4 {
    font-size: 13px;
  }

  .mission-item p {
    font-size: 12px;
  }
}

/* ================================
   移动端适配补丁
   ================================ */

/* 平板 768-1023px: 品牌区间距适配 */
@media (min-width: 768px) and (max-width: 1023px) {
  .brands-grid {
    gap: 20px;
    max-width: 600px;
  }
  .brand-card {
    padding: 32px 20px 28px;
  }
  .brand-logo-area {
    width: 72px;
    height: 72px;
  }

  /* 关于我们平板适配 */
  .about-story {
    gap: 32px;
  }
  .about-text p {
    font-size: 14px;
  }
  .about-mission {
    gap: 16px;
  }
}

/* 小屏手机 < 375px: Hero 标题防溢出 */
@media (max-width: 374px) {
  .hero-title {
    font-size: clamp(24px, 7vw, 28px);
    letter-spacing: -0.03em;
  }
  .hero-subtitle {
    font-size: 14px;
  }
  .section {
    padding: 48px 12px;
  }
}

/* 无障碍: 减少动效 */
@media (prefers-reduced-motion: reduce) {
  .fade-section,
  .fade-card {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-bg::after {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
}