/* ===============================================================
 * 油小将 官网 - 主样式
 * 设计风格: 暖橙色系 / 圆角 / 大留白 / 滚动动画
 * 与海硕官网完全区分: 不用蓝色 / 不用 swiper 全屏 / 不用党政风厚字
 * =============================================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Source Han Sans CN', 'Microsoft YaHei', sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: #3a1b00;
  background: #FFF7E9;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: all 0.2s; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

:root {
  --orange-primary:    #E85D04;
  --orange-deep:       #C24400;
  --orange-light:      #FF8C2C;
  --amber:             #F48C06;
  --yellow:            #FFB627;
  --cream:             #FFF7E9;
  --cream-deep:        #FFE9C0;
  --text-dark:         #3A1B00;
  --text-mid:          #7C4A2A;
  --text-light:        #B58B5F;
  --shadow-warm:       0 8px 32px rgba(232, 93, 4, 0.15);
  --shadow-warm-lg:    0 16px 48px rgba(232, 93, 4, 0.22);
  --radius-sm:         8px;
  --radius:            14px;
  --radius-lg:         24px;
}

/* ============== 容器 ============== */
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 920px; margin: 0 auto; padding: 0 24px; }

/* ============== 导航 ============== */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 247, 233, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(232, 93, 4, 0.08);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0;
}
.nav-brand {
  display: flex; align-items: center; gap: 10px;
  font-size: 22px; font-weight: 800;
  color: var(--orange-primary);
  letter-spacing: 1px;
}
.nav-brand-logo {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, #FFB627, #E85D04);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 900;
  font-size: 22px;
  box-shadow: var(--shadow-warm);
}
.nav-menu {
  display: flex; gap: 36px; align-items: center;
}
.nav-menu a {
  font-size: 15px; font-weight: 500;
  color: var(--text-mid);
  position: relative;
}
.nav-menu a:hover, .nav-menu a.active {
  color: var(--orange-primary);
}
.nav-menu a.active::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--yellow), var(--orange-primary));
  border-radius: 2px;
}
.nav-cta {
  background: linear-gradient(135deg, var(--orange-primary), var(--amber));
  color: #fff;
  padding: 10px 22px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 14px;
  box-shadow: var(--shadow-warm);
  transition: transform 0.2s;
}
.nav-cta:hover { transform: translateY(-2px); }
.nav-burger {
  display: none;
  font-size: 26px; color: var(--orange-primary);
}

/* ============== Hero 左右分栏(不是全屏 swiper) ============== */
.hero {
  padding: 80px 0 100px;
  background:
    radial-gradient(ellipse 60% 80% at 80% 20%, rgba(255, 182, 39, 0.25) 0%, transparent 60%),
    radial-gradient(ellipse 50% 70% at 10% 80%, rgba(232, 93, 4, 0.15) 0%, transparent 60%),
    var(--cream);
  position: relative;
  overflow: hidden;
}
/* === 油小将专属斜切几何形 (区别于海硕的方正照片背景) === */
.hero::before {
  content:''; position:absolute;
  top:-20%; right:-10%; width:520px; height:520px;
  background: linear-gradient(135deg, rgba(255,182,39,0.35), rgba(232,93,4,0.18));
  border-radius: 38% 62% 42% 58% / 55% 35% 65% 45%;
  transform: rotate(18deg);
  z-index: 0;
  animation: blobFloat 14s ease-in-out infinite;
}
.hero::after {
  content:''; position:absolute;
  bottom:-25%; left:-8%; width:380px; height:380px;
  background: linear-gradient(135deg, rgba(255,140,44,0.28), rgba(220,38,38,0.12));
  border-radius: 65% 35% 55% 45% / 40% 60% 40% 60%;
  transform: rotate(-12deg);
  z-index: 0;
  animation: blobFloat 18s ease-in-out infinite reverse;
}
@keyframes blobFloat {
  0%,100% { transform: rotate(18deg) scale(1); }
  50% { transform: rotate(22deg) scale(1.05); }
}
/* 斜切色带 (hero 下方过渡) */
.hero-slant {
  height: 60px;
  background: linear-gradient(135deg, #FFB627 0%, #E85D04 100%);
  clip-path: polygon(0 0, 100% 40px, 100% 100%, 0 100%);
  margin-top: -1px;
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 60px; align-items: center;
}
.hero-l {
  position: relative;
  z-index: 2;
}
.hero-eyebrow {
  display: inline-block;
  background: rgba(232, 93, 4, 0.1);
  color: var(--orange-deep);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(38px, 5.5vw, 72px);
  font-weight: 900;
  line-height: 1.12;
  color: var(--text-dark);
  margin-bottom: 24px;
  letter-spacing: -1px;
}
.hero-title .orange { color: var(--orange-primary); }
.hero-subtitle {
  font-size: 18px;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-actions {
  display: flex; gap: 14px; flex-wrap: wrap;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.25s;
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--orange-primary), var(--amber));
  color: #fff;
  box-shadow: var(--shadow-warm);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-warm-lg); }
.btn-secondary {
  background: #fff;
  color: var(--orange-deep);
  border: 2px solid var(--orange-primary);
}
.btn-secondary:hover { background: var(--orange-primary); color: #fff; }
.btn-arrow { transition: transform 0.2s; }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* Hero 右侧 - 产品视觉 + 客户气泡 */
.hero-r {
  position: relative;
  height: 480px;
}
.hero-product {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #FFB627 0%, #E85D04 100%);
  border-radius: 32px;
  box-shadow: var(--shadow-warm-lg);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-product::before {
  content: '油小将';
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 120px;
  font-weight: 900;
  color: rgba(255,255,255,0.15);
  letter-spacing: 30px;
  text-align: center;
}
.hero-product-emoji {
  font-size: 160px;
  position: relative; z-index: 2;
  filter: drop-shadow(0 12px 32px rgba(0,0,0,0.2));
  animation: floatY 4s ease-in-out infinite;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0) rotate(-3deg); }
  50% { transform: translateY(-12px) rotate(3deg); }
}
.hero-bubble {
  position: absolute;
  background: #fff;
  padding: 10px 14px;
  border-radius: 16px;
  box-shadow: var(--shadow-warm);
  font-size: 13px;
  display: flex; align-items: center; gap: 8px;
  z-index: 3;
}
.hero-bubble-1 { top: 8%; left: -8%; animation: bubbleFloat 3.5s ease-in-out infinite; }
.hero-bubble-2 { top: 38%; right: -5%; animation: bubbleFloat 3.5s ease-in-out 1s infinite; }
.hero-bubble-3 { bottom: 12%; left: -6%; animation: bubbleFloat 3.5s ease-in-out 2s infinite; }
@keyframes bubbleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.hero-bubble-avatar {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, #FFB627, #F48C06);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
}
.hero-bubble-text { color: var(--text-dark); white-space: nowrap; }
.hero-bubble-text small { color: var(--text-light); display: block; font-size: 11px; }

/* ============== 主推 SKU 卡片 ============== */
.section { padding: 80px 0; }
.section-title {
  text-align: center;
  margin-bottom: 56px;
}
.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--orange-primary);
  letter-spacing: 3px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-h {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.section-p {
  font-size: 16px;
  color: var(--text-mid);
  max-width: 600px;
  margin: 0 auto;
}

.sku-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.sku-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border: 2px solid transparent;
  transition: all 0.3s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.sku-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--yellow), var(--orange-primary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}
.sku-card:hover::before { transform: scaleX(1); }
.sku-card:hover {
  transform: translateY(-8px);
  border-color: var(--orange-light);
  box-shadow: var(--shadow-warm-lg);
}
.sku-hot {
  border-color: var(--orange-primary);
  background: linear-gradient(180deg, #fff 0%, #FFF3DC 100%);
}
.sku-hot-badge {
  position: absolute;
  top: 12px; right: 12px;
  background: linear-gradient(135deg, var(--orange-primary), #DC2626);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
}
.sku-icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 38px;
  background: linear-gradient(135deg, var(--yellow), var(--amber));
  box-shadow: var(--shadow-warm);
}
.sku-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 6px;
}
.sku-tag {
  display: inline-block;
  font-size: 12px;
  color: var(--orange-deep);
  background: rgba(232, 93, 4, 0.1);
  padding: 2px 10px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.sku-desc {
  color: var(--text-mid);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 22px;
  min-height: 48px;
}
.sku-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  margin-bottom: 18px;
}
.sku-price-num {
  font-size: 36px;
  font-weight: 900;
  color: var(--orange-primary);
  line-height: 1;
}
.sku-price-unit {
  font-size: 14px;
  color: var(--text-mid);
}
.sku-cta {
  width: 100%;
  background: linear-gradient(135deg, var(--orange-primary), var(--amber));
  color: #fff;
  padding: 12px 0;
  border-radius: 100px;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1px;
  transition: all 0.2s;
}
.sku-cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-warm); }

/* ============== 海硕同源背书 ============== */
.backed {
  background: linear-gradient(135deg, #FFB627 0%, #E85D04 50%, #C24400 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.backed::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.2) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255,182,39,0.3) 0%, transparent 50%);
}
.backed-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: center;
}
.backed-tag {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  margin-bottom: 18px;
  letter-spacing: 1.5px;
}
.backed-h {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}
.backed-p {
  font-size: 16px;
  opacity: 0.95;
  line-height: 1.8;
}
.backed-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.backed-stat {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}
.backed-stat-num {
  font-size: 32px;
  font-weight: 900;
  color: var(--yellow);
  line-height: 1;
}
.backed-stat-label {
  margin-top: 8px;
  font-size: 13px;
  opacity: 0.9;
  letter-spacing: 1.5px;
}

/* ============== 客户证言 ============== */
.testimonials { background: #fff; }
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.testimonial {
  background: linear-gradient(180deg, #fff, #FFF7E9);
  border: 1px solid rgba(232, 93, 4, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  position: relative;
  transition: all 0.25s;
}
.testimonial:hover {
  border-color: var(--orange-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-warm);
}
.testimonial-quote {
  position: absolute;
  top: 16px; right: 20px;
  font-size: 48px;
  color: var(--orange-light);
  opacity: 0.25;
  line-height: 1;
}
.testimonial-text {
  font-size: 15px;
  color: var(--text-dark);
  line-height: 1.7;
  margin-bottom: 24px;
  min-height: 80px;
}
.testimonial-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--yellow), var(--orange-primary));
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 17px;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 700; color: var(--text-dark); font-size: 14px; }
.testimonial-role { color: var(--text-light); font-size: 12px; }
.testimonial-stars {
  margin-top: 8px;
  color: var(--yellow);
  font-size: 14px;
}

/* ============== 加盟招募 ============== */
.recruit {
  background: linear-gradient(135deg, #4A1900 0%, #6B2900 50%, #4A1900 100%);
  color: #fff;
  padding: 80px 0;
}
.recruit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.recruit-tag {
  display: inline-block;
  background: rgba(255, 182, 39, 0.2);
  color: var(--yellow);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  margin-bottom: 22px;
}
.recruit-h {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}
.recruit-h .yellow { color: var(--yellow); }
.recruit-p {
  font-size: 16px;
  opacity: 0.85;
  line-height: 1.8;
  margin-bottom: 32px;
}
.recruit-form {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 182, 39, 0.25);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.recruit-form h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}
.recruit-form .sub {
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  margin-bottom: 24px;
}
.recruit-input {
  width: 100%;
  background: rgba(0,0,0,0.2);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 15px;
  margin-bottom: 14px;
  outline: none;
  font-family: inherit;
}
.recruit-input:focus { border-color: var(--yellow); }
.recruit-input::placeholder { color: rgba(255,255,255,0.4); }
.recruit-submit {
  width: 100%;
  background: linear-gradient(135deg, var(--yellow), var(--orange-primary));
  color: #fff;
  padding: 14px;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 700;
  margin-top: 6px;
  transition: all 0.2s;
}
.recruit-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(255,182,39,0.3); }

/* ============== Footer ============== */
.footer {
  background: #2A0E00;
  color: rgba(255,255,255,0.7);
  padding: 56px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand {
  font-size: 22px;
  font-weight: 800;
  color: var(--yellow);
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 16px;
  max-width: 360px;
}
.footer-col h4 {
  color: #fff;
  font-size: 14px;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.footer-col a, .footer-col p {
  display: block;
  font-size: 14px;
  line-height: 2.2;
  color: rgba(255,255,255,0.6);
}
.footer-col a:hover { color: var(--yellow); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--yellow); }

/* ============== 响应式 ============== */
@media (max-width: 900px) {
  .nav-menu {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    padding: 8px 0;
    border-top: 1px solid rgba(232, 93, 4, 0.1);
    box-shadow: 0 16px 40px rgba(74, 25, 0, 0.12);
  }
  .nav-menu.open { display: flex; }
  .nav-menu a {
    padding: 14px 24px;
    width: 100%;
    border-bottom: 1px solid rgba(232, 93, 4, 0.05);
  }
  .nav-menu a::after { display: none; }
  .nav-burger { display: block; }
  .hero { padding: 50px 0 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-r { height: 320px; }
  .hero-product-emoji { font-size: 100px; }
  .hero-product::before { font-size: 70px; letter-spacing: 16px; }
  .sku-grid { grid-template-columns: 1fr; }
  .backed-grid { grid-template-columns: 1fr; gap: 32px; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .recruit-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 56px 0; }
}

/* ============== 滚动浮现 ============== */
.fade-in { opacity: 0; transform: translateY(24px); transition: all 0.7s; }
.fade-in.visible { opacity: 1; transform: translateY(0); }