/* ===== 全局样式 ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Noto Sans JP', sans-serif;
}

body {
  line-height: 1.6;
  color: #333;
  background-color: #f8f8f8;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ===== Header ===== */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 50px;
  background-color: rgba(255, 255, 255, 0.95);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
  color: #1a73e8;
}

nav a {
  margin-left: 30px;
  font-weight: 500;
  transition: color 0.3s;
}

nav a:hover {
  color: #1a73e8;
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  background: url('home_firm_bgd-.jpg') no-repeat center center/cover;
  background-size: cover;
  height: 70vh;
  display: flex;
  align-items: center; /* 垂直居中 */
  justify-content: flex-start; /* 左对齐 */
  padding-left: 60px; /* 左边留白 */
  color: white;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top:0; left:0;
  width:100%;
  height:100%;
  background: rgba(0,0,0,0.3); /* 覆盖层更轻，突出背景 */
}

.hero-text {
  position: relative;
  z-index: 1;
  max-width: 600px; /* 限制宽度，使文字更突出 */
}

.hero h1 {
  font-size: 2.5rem; /* 缩小标题 */
  line-height: 1.3;
  margin-bottom: 15px;
  text-align: left; /* 左对齐 */
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 25px;
  text-align: left; /* 左对齐 */
}

.hero-btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: #1a73e8;
  color: white;
  border-radius: 50px;
  font-weight: bold;
  transition: background 0.3s, transform 0.3s;
}

.hero-btn:hover {
  background-color: #0c4ac5;
  transform: translateY(-3px);
}

/* 响应式调整 */
@media (max-width:1024px){
  .hero {
    padding-left: 40px;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero p {
    font-size: 1rem;
  }
}

@media (max-width:768px){
  .hero {
    justify-content: center; /* 手机居中 */
    padding-left: 0;
    text-align: center;
  }
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero p {
    font-size: 0.95rem;
  }
}
/* ===== Company Overview Section ===== */
.company-section {
  max-width: 1000px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

.company-glass {
  background: rgba(255,255,255,0.9);
  color: #333;
  padding: 40px 30px;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  line-height: 1.8;
  margin-bottom: 60px;
}

/* ===== Address & CEO Section ===== */
.two-column-advanced {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 80px;
}

.info-panel {
  flex: 1 1 45%;
  min-width: 280px;
  background: rgba(255,255,255,0.95);
  color: #333;
  padding: 30px 25px;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.info-panel:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 35px rgba(0,0,0,0.2);
}

.panel-label {
  display: block;
  font-size: 0.85rem;
  color: #1a73e8;
  letter-spacing: 1.5px;
  margin-bottom: 6px;
}

.info-panel h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
}

.info-panel p {
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

.ceo-sign {
  font-weight: bold;
  color: #1a73e8;
  margin-top: 20px;
}

/* ===== Footer ===== */
footer {
  text-align: center;
  padding: 20px;
  background-color: #1a73e8;
  color: white;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .two-column-advanced {
    flex-direction: column;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }
  nav a {
    margin-left: 15px;
  }
  .company-glass, .info-panel {
    padding: 25px 15px;
  }
  .amazon-card {
    padding: 20px 15px;
  }
}

/* ===== 全局 ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Noto Sans JP', sans-serif;
}

body {
  line-height: 1.6;
  background-color: #f8f8f8;
  color: #333;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ===== Services ===== */
.services {
  padding: 80px 20px;
  text-align: center;
}

.section-head span {
  display: block;
  font-size: 0.9rem;
  color: #00cfff;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.section-head h2 {
  font-size: 2.2rem;
  margin-bottom: 50px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.service-card {
  background: rgba(255,255,255,0.95);
  padding: 30px 20px;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: center;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 35px rgba(0,0,0,0.2);
}

.service-icon {
  font-size: 2.5rem;
  color: #1a73e8;
  margin-bottom: 15px;
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.95rem;
  line-height: 1.6;
}
/* ===== Contact Section ===== */
.contact-section {
  max-width: 900px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

.section-head span {
  display: block;
  font-size: 0.9rem;
  color: #00cfff;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.section-head h2 {
  font-size: 2rem;
  margin-bottom: 50px;
}

/* 玻璃面板效果 */
.contact-glass {
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(10px);
  padding: 40px 30px;
  border-radius: 20px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
  color: white;
}

/* 表单样式 */
.contact-glass form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-glass label {
  font-weight: 500;
  display: block;
  margin-bottom: 6px;
}

.contact-glass label span {
  color: #ff6b6b;
}

.contact-glass input,
.contact-glass textarea {
  width: 100%;
  padding: 12px 15px;
  border-radius: 10px;
  border: none;
  outline: none;
  font-size: 1rem;
}

.contact-glass input::placeholder,
.contact-glass textarea::placeholder {
  color: #ccc;
}

.contact-btn {
  padding: 15px 30px;
  border: none;
  border-radius: 50px;
  background-color: #1a73e8;
  color: white;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
}

.contact-btn:hover {
  background-color: #0c4ac5;
  transform: translateY(-2px);
}
/* ===== Company 图片 + 文字并排布局 ===== */
.company-content {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap; /* 手机端自动换行 */
  justify-content: center;
  margin-top: 40px;
}

.company-image {
  flex: 1 1 300px;
  min-width: 280px;
}

.company-image img {
  width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* 文字内容保持玻璃效果 */
.company-glass {
  flex: 2 1 400px;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(10px);
  padding: 30px 25px;
  border-radius: 20px;
  color: white;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

/* 响应式 */
@media (max-width:1024px) {
  .company-content {
    flex-direction: column;
    gap: 30px;
  }
  .company-glass, .company-image {
    flex: 1 1 100%;
  }
}


/* ===== Product Section ===== */
.product-section {
  max-width: 1100px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}

.section-head span {
  display: block;
  font-size: 0.9rem;
  color: #00cfff;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.section-head h2 {
  font-size: 2rem;
  margin-bottom: 50px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.product-card {
  background: rgba(255,255,255,0.95);
  padding: 25px 20px;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 35px rgba(0,0,0,0.2);
}

.product-card img {
  width: 100%;
  max-width: 250px;
  height: auto;
  border-radius: 15px;
  margin-bottom: 15px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.product-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.product-card p {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .production-grid {
    flex-direction: column;
    gap: 30px;
  }
}

@media (max-width:768px){
  .production-main img {
    max-width: 100%;
  }
  .product-card img {
    max-width: 100%;
  }
}
/* ===== 产品说明卡片 ===== */
.product-note-card {
  background: rgba(255,255,255,0.95); /* 半透明白色，与产品卡片一致 */
  padding: 25px 20px;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  text-align: center;
  color: #333;
  max-width: 800px;                  /* 宽度限制 */
  margin: 40px auto 0;               /* 与产品网格间距40px，居中显示 */
  line-height: 1.6;
  font-size: 1rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

.product-note-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 35px rgba(0,0,0,0.15);
}

/* 响应式 */
@media (max-width:768px){
  .product-note-card {
    padding: 20px 15px;
    font-size: 0.95rem;
  }
}