/* RESET & GLOBAL */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #FFFFFF;
    color: #1A1F2C;
    line-height: 1.5;
    scroll-behavior: smooth;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

/* TYPOGRAPHY */
h1, h2, h3, h4 {
    font-weight: 600;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.5rem;
    text-transform: uppercase;
    line-height: 1.2;
    color: white;
    margin-bottom: 20px;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.process-badge {
    display: inline-block;
    font-size: 1rem;
    font-weight: 600;
    color: #C2410C;
    margin-bottom: 15px ;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-align: left;
    letter-spacing: 2px;
    text-transform: uppercase; 
}

.section-subhead {
    font-size: 1.125rem;
    color: #606a74;
    max-width: 800px;
    text-align: left;
    line-height: 1.5;
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: #aa6236;
    color: white;
    padding: 12px 28px;
    border-radius: 0px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-outline {
    background: transparent;
    border: 1px solid #aa6236;
    color: white;
}

.btn-outline:hover {
    background: #1A1F2C;
    color: #aa6236;
}

.btn-primary {
    background-color: #aa6236;
    color: white;
}

.btn-primary:hover {
    background-color: #2D3748;
    transform: translateY(-2px);
}

/* NAVIGATION */
.navbar {
    padding: 10px 0;
    border-bottom: 1px solid #E2E8F0;
    background: #2b3239;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo-wrap {
  display: flex;
  flex-direction: column; /* 关键：上下排布 */
  align-items: flex-start; /* 左对齐，可改 center 居中 */
  gap: 4px; /* 上下间距，可自行调整 */
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.16em;
    color: white;
    text-decoration: none;
}
.logo1 {
    font-weight: 700;
    font-size: 0.68rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #b6c1cd;
    text-decoration: none;
}
.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    font-size: 0.8rem;
    color: #b6c1cd;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: #f8f0ed;
}

.nav-cta {
    background: #aa6236;
    color: white !important;
    padding: 8px 20px;
    border-radius: 0px;
}

.nav-cta:hover {
    background: #502c15;
    color: white !important;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #1A1F2C;
}

/* HERO SECTION */
.hero {
    padding: 60px 0 60px 0;
    background: #11161c;
    border-bottom: 1px solid #525861;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
     display: flex;
    align-items: stretch; /* 关键：左右高度自动相等 */
}

.hero-left .hero-badge {
    display: inline-block;
    font-size: 0.95rem;
    font-weight: 500;
    color: #ddac82;
}

.hero-text {
    font-size: 1.12rem;
    color: #f5f6f6;
    margin-bottom: 32px;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 48px;
}

.stat {
    display: flex;
    flex-direction: column;
    border-left: 1px solid #aa6236;
    padding-left: 10px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
}

.stat-label {
    color: #b6c1cd;
    text-transform: uppercase;
    font-size: 1rem;
}

.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    border-radius: 32px;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    width: 100%;
    height: 100%;         /* 图片填满右侧区域 */
    object-fit: cover;    /* 不变形，裁切多余部分 */
    display: block;  
}


.hero-left,
.hero-right {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* FEATURES GRID */
.features {
    background: #11161c;
    padding: 30px;
}
.hero1 {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}
.features-grid {
    grid-template-columns: repeat(4, 1fr);
    background: #17232c;
    padding: 20px 20px;
    border-left: 30px solid #202931;
    border-right: 30px solid #202931;
    display: flex;
    justify-content: space-between; /* 两端靠齐，间距自动均分 */
    align-items: flex-start;
    gap: 20px; /* 最小间距，避免挤在一起 */
    flex-wrap: wrap; /* 小屏幕自动换行 */
    width: 100%;
}

.feature-card {
  flex: 1;
  padding: 0 10px;
  text-align: left;
  border-right: 1px solid #2f3b46;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: #ffffff;
    text-transform: uppercase;
}

.feature-card p {
    color: #b6c1cd;
    font-size: 0.9rem;
    line-height: 1.4;
    text-align: justify;
    line-height: 1.5;
}
.feature-card1 h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: #ffffff;
    text-transform: uppercase;
}

.feature-card1 p {
    color: #b6c1cd;
    font-size: 0.9rem;
    line-height: 1.4;
    text-align: justify;
    line-height: 1.5;
}

/* PRODUCT CATEGORIES */
.product{
    background: #efeeeb;
    padding-bottom: 35px;
    border-bottom: 1px solid #d1d9e6;
}
.section-header {
    text-align: left;
    margin: 0px 0 40px;
    padding-top: 40px;
    
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin: 40px 0 60px;
}

.category-card {
    background: #F9FAFB;
    border-radius: 15px;
    padding: 32px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
}
.category-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 16px;
    margin-bottom: 20px;
    background-color: #E2E8F0;
}
.category-number {
    font-size: 0.75rem;
    font-weight: 600;
    color: #C2410C;
    letter-spacing: 1px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.category-card h3 {
    font-size: 1.6rem;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.category-short {
    font-size: 0.9rem;
    font-weight: 500;
    color: #606a74;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.category-desc {
    color: #606a74;
    margin-bottom: 24px;
    line-height: 1.5;
    font-size: 0.8rem;
}

.category-link {
    font-weight: 600;
    text-decoration: none;
    color: #C2410C;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
}

.category-link:hover {
    gap: 12px;
}

/* WHY ATLAS */
.why {
    background: #f3efe8;
    padding: 60px 0;
    border-bottom: 1px solid #d1d9e6;
}
.why-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
    margin: 0px 0;
}

.why-left h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.why-left p {
    color: #4A5568;
    line-height: 1.6;
}

.why-right {
    width: 100%;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    padding: 20px 30px;
    background: #f8f5ef;
    display: grid;
    gap: 0; /* 去掉默认间距，让线条紧贴 */
    position: relative;
}
/* 竖线（中间） */
.why-grid::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 0px;
  bottom: 0px;
  width: 0.5px;
  background: #beb9b9; /* 线条颜色 */
  transform: translateX(-50%);
}

/* 横线（中间） */
.why-grid::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0px;
  right: 0px;
  height: 0.5px;
  background: #beb9b9;
  transform: translateY(-50%);
}

/* 卡片内边距，避免文字贴线 */
.why-card {
  padding: 15px;
}

.why-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    text-align: left;
}
.why-card p {
    color: #4A5568;
    line-height: 1.5;
    font-size: 0.9rem;
    text-align: left;
}

/* TRADE SECTION */
.contractors {
    background: #f7f5f2;
    padding: 60px 0;
}

.contractors .container {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    gap: 40px;
    align-items: stretch; /* 等高 */
    justify-content: space-between; /* 左右靠边 + 中间自动间距 */
    flex-wrap: wrap;
}

/* 左侧 */
.trade-section {
    flex: 1;
    min-width: 300px;

    text-align: left;
    display: flex;
    flex-direction: column;
}

.trade-section h2 {
    font-size: 2rem;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.trade-subhead {
    font-size: 1.2rem;
    font-weight: 500;
    color: #C2410C;
    margin-bottom: 24px;
}

.trade-description {
    color: #4A5568;
    margin-bottom: 40px;
    text-align: left;
}

.trade-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    text-align: left;
    margin-top: auto; /* 底部对齐 */
}
.trade-item {
   border-left: 1px solid #96796d; 
}

.trade-item h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    padding-left: 10px;
}

.trade-item p {
    color: #4A5568;
    line-height: 1.5;
    font-size: 0.9rem;
    padding-left: 10px;
}

/* 右侧 */
.snapshot-block {
    flex: 1;
    min-width: 300px;
    background: #ffffff;
    color: #4A5568;
    padding: 48px;
    text-align: left;
    display: flex;
    flex-direction: column;
    border-top: 3px solid #C2410C;

}

.snapshot-block h3 {
    font-size: 1.5rem;
    margin-bottom: 32px;
}

.snapshot-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: auto; /* 底部对齐 */
}

.snapshot-item strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 12px;
    color: #4A5568;
}

.snapshot-item p {
    color: #585b61;
    font-size: 0.85rem;
    line-height: 1.5;
}

/* WAREHOUSE SECTION */
.Warehouse {
    background: #11161c; ;
    padding: 60px 0 40px 0;
}
.warehouse-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding: 20px 0; 
}

.warehouse-left h2 {
    font-size: 2rem;
    margin-bottom: 16px;
    text-transform: uppercase;
    color: #ffffff;
}

.warehouse-left p {
    color: #f8f0ed;
    margin-bottom: 24px;
    line-height: 1.6;
}

.warehouse-right {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.warehouse-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: #202f3b;
    border-radius: 12px;
}

.warehouse-feature i {
    font-size: 1.2rem;
    color: #C2410C;
    width: 28px;
}

.warehouse-feature span {
    color: #b6c1cd;
    font-size: 0.9rem;
}

.warehouse-details {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 40px 0 60px;
}

.detail-card {
    background: #202f3b;
    padding: 24px;
    border-radius: 20px;
}

.detail-card h4 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: #C2410C;
}

.detail-card p {
    color: #b6c1cd;
    font-size: 0.85rem;
    line-height: 1.4;
}

/* PROCESS SECTION */
.process {
    background: #f6f4f1;
    padding-bottom: 30px;
    border-bottom: 1px solid #d1d9e6;
}
.process-header {
    text-align: left;
    margin: 0px 0 40px;
    padding-top: 60px;
    padding-bottom: 20px;
     
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin: 40px 0 60px;
}

.step {
    background: #F9FAFB;
    padding: 32px;
     border-top: 3px solid #C2410C;
}

.step-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #d7c0b3;
    margin-bottom: 16px;
}

.step h3 {
    font-size: 1.7rem;
    margin-bottom: 12px;
}

.step p {
    color: #4A5568;
    line-height: 1.5;
}

/* CONTACT */
.contact    {
    background: #f3efe8;
    padding-top: 60px;
    padding-bottom: 60px;

}
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-badge {
    display: inline-block;
    font-size: 1rem;
    font-weight: 600;
    color: #C2410C;
    margin-bottom: 15px ;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-left h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.contact-left p {
    color: #4A5568;
    line-height: 1.6;
    font-size: 1rem;
    margin-bottom: 20PX;
}

.contact-right {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.contact-card {
    background: #F9FAFB;
    padding: 28px 20px;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
}

.contact-card i {
    font-size: 2rem;
    color: #C2410C;
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: #1A1F2C;
}

.contact-card p {
    color: #4A5568;
    font-size: 0.85rem;
    line-height: 1.4;
    margin-bottom: 20px;
}

.contact-link {
    font-weight: 600;
    text-decoration: none;
    color: #C2410C;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    text-transform: uppercase;
}

.contact-link:hover {
    gap: 10px;
}

/* FOOTER */
footer {
    border-top: 1px solid #E2E8F0;
    padding: 40px 0 25px 0;
    background: #11161c;
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-weight: 700;
    color: #ffffff;
    font-size: 1.2rem;
    margin-bottom: 10px;
    text-align: left;
}
.footer-logo1 {
    font-weight: 700;
    font-size: 1rem;
    color: #b6c1cd;
    margin-bottom: 40px;
    text-align: left;
}

.footer-logo span {
    color: #C2410C;
}

.footer-copyright {
  display: flex;
  justify-content: space-between; /* 两端对齐，间距自动均分 */
  align-items: center;
  flex-wrap: wrap;
  gap: 20px; /* 最小间距，防止挤在一起 */
  width: 100%;
}

.footer-copyright a {
  margin: 0;
  white-space: nowrap; /* 文字不换行 */
  color: #ffffff;
  font-size: 1.2rem;
  transition: color 0.2s;
  text-decoration: none;
  text-transform: uppercase;
}

.footer-copyright a:hover {
    color: #8d8784;
}


/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .hero-right {
        order: -1;
    }
    .features-grid,
    .categories-grid,
    .why-grid,
    .trade-grid,
    .snapshot-grid,
    .warehouse-details,
    .steps-container,
    .contact-right {
        grid-template-columns: repeat(2, 1fr);
    }
    .why-wrapper,
    .warehouse-section,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    h1 {
        font-size: 2.2rem;
    }
    h2, .section-title {
        font-size: 1.8rem;
    }
    .features-grid,
    .categories-grid,
    .why-grid,
    .trade-grid,
    .snapshot-grid,
    .warehouse-details,
    .steps-container,
    .contact-right {
        grid-template-columns: 1fr;
    }
    .hero-stats {
        gap: 24px;
    }
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    .hero-buttons .btn {
        text-align: center;
        justify-content: center;
    }
    .nav-links {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
    }
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        padding: 24px;
        border-bottom: 1px solid #E2E8F0;
        gap: 16px;
    }
}