/* ========================================
   SKINGX 首页独有样式
   ======================================== */

/* ----- 第一屏：全屏大图 ----- */
.hero-full {
  width: 100%;
  height: calc(100vh - 72px);
  min-height: 480px;
  background: #1a2a3a;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: linear-gradient(145deg, #0b1a2a 0%, #2a4055 100%);
  color: white;
  text-align: center;
  padding: 40px 24px;
  position: relative;
  overflow: hidden;
}

.hero-full::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800" opacity="0.08"><path d="M0 400 L200 200 L400 350 L600 150 L800 300 L1000 100 L1200 250 L1200 800 L0 800 Z" fill="white"/><circle cx="900" cy="500" r="120" fill="white" opacity="0.05"/><circle cx="300" cy="600" r="180" fill="white" opacity="0.04"/></svg>') no-repeat center/cover;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero-content h1 {
  font-size: clamp(2.8rem, 10vw, 5.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-content .sub {
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 300;
  letter-spacing: 6px;
  opacity: 0.9;
  margin-top: 8px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.hero-content .brand-tag {
  margin-top: 20px;
  font-size: 1rem;
  letter-spacing: 4px;
  opacity: 0.7;
  font-weight: 300;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 20px;
  display: inline-block;
}

/* ----- 第二屏：品牌理念 ----- */
.brand-philosophy {
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px 24px 60px;
  text-align: center;
}

.brand-philosophy h2 {
  font-size: 2.4rem;
  font-weight: 600;
  letter-spacing: 2px;
  color: #0b1e33;
  margin-bottom: 20px;
}

.brand-philosophy .brand-desc {
  font-size: 1.2rem;
  line-height: 1.8;
  color: #2d4056;
  max-width: 780px;
  margin: 0 auto 12px;
  font-weight: 400;
}

.brand-philosophy .brand-sub {
  font-size: 1rem;
  color: #6f7e94;
  letter-spacing: 2px;
  border-top: 1px solid #e9edf2;
  padding-top: 28px;
  margin-top: 16px;
  display: inline-block;
}

/* ----- 第三屏：全屏轮播 ----- */
.carousel-full {
  width: 100%;
  min-height:50px;
  background: #0f1f2e;
  position: relative;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.carousel-dots {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 14px;
  z-index: 10;
}

.carousel-dots button {
  width: 14px;
  height: 14px;
  border-radius: 40px;
  border: none;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: all 0.3s;
  padding: 0;
  font-size: 0;
  outline: none;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.carousel-dots button.active {
  background: white;
  width: 36px;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.carousel-dots button:hover {
  background: rgba(255, 255, 255, 0.7);
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: white;
  width: 52px;
  height: 52px;
  border-radius: 60px;
  font-size: 2rem;
  cursor: pointer;
  transition: 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 300;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.carousel-arrow:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
}

.carousel-arrow.prev {
  left: 24px;
}
.carousel-arrow.next {
  right: 24px;
}

@media (max-width: 768px) {
  .carousel-arrow {
    width: 40px;
    height: 40px;
    font-size: 1.4rem;
  }
  .carousel-arrow.prev {
    left: 12px;
  }
  .carousel-arrow.next {
    right: 12px;
  }
  .brand-philosophy {
    padding: 50px 20px;
  }
  .brand-philosophy h2 {
    font-size: 2rem;
  }
}

/* ----- 第四屏：品牌价值 ----- */
.brand-value-section {
  position: relative;
  width: 100%;
  min-height: 100vh;
  background-size: cover;
  background-position: left top;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 30px;
}
.brand-value-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  backdrop-filter: blur(2px);
  z-index: 1;
}

.brand-value-content {
  position: relative;
  z-index: 2;
  max-width: 1000px;
  width: 100%;
  padding: 50px 40px;
}

.value-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.left-col p {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.8;
  font-weight: 350;
  margin-bottom: 10px;
}

.left-col p strong {
  font-weight: 600;
}

.right-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.right-col .block {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  padding: 24px 28px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.25s ease;
}

.right-col .block:hover {
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.12);
}

.block .block-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: #9bb8d4;
  font-weight: 500;
  margin-bottom: 8px;
}

.block .block-label .badge {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 14px;
  border-radius: 40px;
  font-size: 0.7rem;
  color: #cbddee;
  margin-left: 8px;
}

.block p {
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.7;
  color: #eef4f9;
  font-weight: 350;
}

.block p strong {
  font-weight: 600;
}

.block .tech-list {
  margin-top: 10px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.block .tech-list .tech-item {
  padding: 4px 0 4px 16px;
  position: relative;
  font-size: clamp(0.92rem, 1vw, 1rem);
  line-height: 1.6;
  color: #e0ecf5;
}

.block .tech-list .tech-item::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: #7aa9d9;
  font-size: 0.6rem;
  top: 8px;
  opacity: 0.6;
}

.block .tech-list .tech-item strong {
  color: #ffffff;
}

@media (max-width: 900px) {
  .value-two-col {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .brand-value-section {
    padding: 50px 16px;
    min-height: auto;
  }
  .brand-value-content {
    padding: 30px 20px;
    border-radius: 32px;
  }
  .right-col .block {
    padding: 20px 20px;
  }
}

@media (max-width: 480px) {
  .brand-value-content {
    padding: 20px 14px;
  }
  .right-col .block {
    padding: 16px 16px;
  }
}