/* ============================================
   方案 5:圆环光点轨道(process-orbit)+ 粒子理念(brand-particles)
   ============================================ */

/* ===== 圆环光点区 ===== */
.process-orbit-section {
  padding: 100px 24px 120px;
  background: linear-gradient(180deg, #FFFDF8 0%, #FFF6EA 100%);
  overflow: hidden;
  position: relative;
}

.process-orbit-section .section-head {
  margin-bottom: 60px;
}

.process-orbit {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
}

.orbit-ring {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 720px;
  margin: 0 auto;
}

.orbit-ring > svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* 中心信息卡 */
.orbit-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 280px;
  padding: 28px 26px;
  background: #FFFFFF;
  border-radius: 22px;
  box-shadow:
    0 20px 60px -20px rgba(255, 132, 34, 0.35),
    0 6px 20px -8px rgba(0, 0, 0, 0.06);
  text-align: center;
  border: 1px solid rgba(255, 168, 76, 0.15);
  z-index: 3;
}

.orbit-center-num {
  display: inline-block;
  font-family: 'Georgia', serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #FF8422;
  padding: 4px 12px;
  background: rgba(255, 168, 76, 0.15);
  border-radius: 6px;
  margin-bottom: 12px;
}

.orbit-center-title {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 700;
  color: #1F1F1F;
  transition: opacity 0.35s;
}

.orbit-center-desc {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: #4A4A4A;
  min-height: 72px;
  transition: opacity 0.35s;
}

.orbit-center.is-switching .orbit-center-title,
.orbit-center.is-switching .orbit-center-desc {
  opacity: 0;
}

.orbit-center-cta {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, #FF8422, #FFA84C);
  color: #FFFFFF;
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 6px 16px -6px rgba(255, 132, 34, 0.5);
  transition: transform 0.2s, box-shadow 0.2s;
}

.orbit-center-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -6px rgba(255, 132, 34, 0.6);
}

/* 光点(旋转的小橙点)*/
.orbit-dot-wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 320px;
  height: 320px;
  margin: -160px 0 0 -160px;
  transition: transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  z-index: 2;
}

.orbit-dot {
  position: absolute;
  top: -12px;
  left: 50%;
  margin-left: -12px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #FFC876, #FF8422 60%, #E86A00);
  box-shadow:
    0 0 20px rgba(255, 132, 34, 0.7),
    0 0 40px rgba(255, 132, 34, 0.4);
  animation: orbit-glow 1.4s ease-in-out infinite;
}

@keyframes orbit-glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(255, 132, 34, 0.7),
                0 0 40px rgba(255, 132, 34, 0.4);
  }
  50% {
    box-shadow: 0 0 30px rgba(255, 132, 34, 0.9),
                0 0 60px rgba(255, 132, 34, 0.6);
  }
}

/* 4 步节点(12/3/6/9 点位置)*/
.orbit-step {
  position: absolute;
  border: none;
  cursor: pointer;
  background: #FFFFFF;
  border: 2px solid rgba(255, 168, 76, 0.3);
  border-radius: 16px;
  padding: 14px 18px;
  min-width: 130px;
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 20px -8px rgba(255, 132, 34, 0.15);
  z-index: 4;
  font-family: inherit;
}

.orbit-step:hover {
  transform: translate(var(--tx, 0), var(--ty, 0)) scale(1.05);
  border-color: #FFA84C;
  box-shadow: 0 12px 28px -8px rgba(255, 132, 34, 0.3);
}

.orbit-step.is-active {
  background: linear-gradient(135deg, #FF8422, #FFA84C);
  border-color: transparent;
  color: #FFFFFF;
  box-shadow: 0 12px 32px -8px rgba(255, 132, 34, 0.5),
              0 0 0 6px rgba(255, 168, 76, 0.15);
  transform: translate(var(--tx, 0), var(--ty, 0)) scale(1.08);
}

.orbit-step-num {
  display: block;
  font-family: 'Georgia', serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #FF8422;
  margin-bottom: 4px;
  opacity: 0.75;
  transition: color 0.3s, opacity 0.3s;
}

.orbit-step.is-active .orbit-step-num {
  color: #FFFFFF;
  opacity: 0.9;
}

.orbit-step strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: #1F1F1F;
  transition: color 0.3s;
}

.orbit-step.is-active strong {
  color: #FFFFFF;
}

/* 12 点位置(上)*/
.orbit-step-1 {
  top: 0;
  left: 50%;
  --tx: -50%;
  --ty: -50%;
  transform: translate(-50%, -50%);
}

/* 3 点位置(右)*/
.orbit-step-2 {
  top: 50%;
  right: 0;
  --tx: 50%;
  --ty: -50%;
  transform: translate(50%, -50%);
}

/* 6 点位置(下)*/
.orbit-step-3 {
  bottom: 0;
  left: 50%;
  --tx: -50%;
  --ty: 50%;
  transform: translate(-50%, 50%);
}

/* 9 点位置(左)*/
.orbit-step-4 {
  top: 50%;
  left: 0;
  --tx: -50%;
  --ty: -50%;
  transform: translate(-50%, -50%);
}

/* ===== 粒子理念区 ===== */
.brand-particles-section {
  padding: 100px 24px 100px;
  background: linear-gradient(180deg, #FFF6EA 0%, #FFFDF8 100%);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.brand-particles-section .section-head {
  margin-bottom: 48px;
}

/* 粒子背景 */
.brand-particles-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.brand-particles-bg .p {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 200, 118, 0.9), rgba(255, 132, 34, 0.4));
  filter: blur(0.5px);
  opacity: 0.55;
  animation: p-float 14s ease-in-out infinite;
}

@keyframes p-float {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  25% { transform: translate(30px, -40px) scale(1.15); opacity: 0.7; }
  50% { transform: translate(-20px, -80px) scale(0.9); opacity: 0.55; }
  75% { transform: translate(-40px, -30px) scale(1.1); opacity: 0.65; }
}

.brand-particles-bg .p1  { top: 12%; left: 8%;  width: 14px; height: 14px; animation-delay: 0s;  }
.brand-particles-bg .p2  { top: 20%; left: 22%; width: 10px; height: 10px; animation-delay: 1s;  }
.brand-particles-bg .p3  { top: 35%; left: 5%;  width: 20px; height: 20px; animation-delay: 2s;  }
.brand-particles-bg .p4  { top: 55%; left: 15%; width: 8px;  height: 8px;  animation-delay: 3s;  }
.brand-particles-bg .p5  { top: 75%; left: 6%;  width: 16px; height: 16px; animation-delay: 4s;  }
.brand-particles-bg .p6  { top: 85%; left: 28%; width: 12px; height: 12px; animation-delay: 5s;  }
.brand-particles-bg .p7  { top: 15%; right: 12%; width: 18px; height: 18px; animation-delay: 1.5s; }
.brand-particles-bg .p8  { top: 30%; right: 6%;  width: 10px; height: 10px; animation-delay: 2.5s; }
.brand-particles-bg .p9  { top: 50%; right: 20%; width: 22px; height: 22px; animation-delay: 3.5s; }
.brand-particles-bg .p10 { top: 65%; right: 8%;  width: 12px; height: 12px; animation-delay: 4.5s; }
.brand-particles-bg .p11 { top: 80%; right: 22%; width: 14px; height: 14px; animation-delay: 5.5s; }
.brand-particles-bg .p12 { top: 90%; right: 40%; width: 10px; height: 10px; animation-delay: 6.5s; }

.brand-particles-section .container {
  position: relative;
  z-index: 1;
}

.brand-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
}

.brand-value-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 20px;
  padding: 36px 28px 30px;
  border: 1px solid rgba(255, 168, 76, 0.2);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 12px 40px -20px rgba(255, 132, 34, 0.2);
  position: relative;
  overflow: hidden;
}

.brand-value-card::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 168, 76, 0.2), transparent 70%);
  pointer-events: none;
  transition: transform 0.6s ease;
}

.brand-value-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 132, 34, 0.4);
  box-shadow: 0 24px 60px -20px rgba(255, 132, 34, 0.4);
}

.brand-value-card:hover::before {
  transform: scale(1.4) translate(-20px, 20px);
}

.brand-value-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF8422, #FFA84C);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 10px 24px -8px rgba(255, 132, 34, 0.5);
  transition: transform 0.35s;
}

.brand-value-card:hover .brand-value-icon {
  transform: scale(1.1) rotate(-5deg);
}

.brand-value-card strong {
  font-size: 19px;
  font-weight: 700;
  color: #1F1F1F;
  margin-top: 4px;
}

.brand-value-card > span:not(.brand-value-more) {
  font-size: 14px;
  line-height: 1.75;
  color: #4A4A4A;
  min-height: 44px;
}

.brand-value-more {
  margin-top: 6px;
  font-size: 13px;
  font-weight: 500;
  color: #FF8422;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s, transform 0.3s;
}

.brand-value-card:hover .brand-value-more {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .process-orbit-section { padding: 72px 20px 88px; }
  .process-orbit { max-width: 500px; }
  .orbit-center { width: 220px; padding: 22px 20px; }
  .orbit-center-title { font-size: 19px; }
  .orbit-center-desc { font-size: 13px; min-height: 60px; }
  .orbit-step { min-width: 100px; padding: 10px 14px; }
  .orbit-step strong { font-size: 13px; }

  .brand-particles-section { padding: 64px 20px; }
  .brand-values-grid { grid-template-columns: 1fr; gap: 16px; }
  .brand-value-card { padding: 28px 24px 24px; }
}

@media (max-width: 560px) {
  .process-orbit { max-width: 340px; }
  .orbit-center { width: 170px; padding: 16px 14px; }
  .orbit-center-title { font-size: 16px; }
  .orbit-center-desc { font-size: 12px; min-height: 50px; }
  .orbit-center-cta { font-size: 12px; padding: 6px 12px; }
  .orbit-step { min-width: 72px; padding: 6px 10px; }
  .orbit-step strong { font-size: 11.5px; }
  .orbit-step-num { font-size: 10px; letter-spacing: 1px; }
  .orbit-dot-wrap { width: 220px; height: 220px; margin: -110px 0 0 -110px; }
}