* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    width: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: #333;
    background-color: #f8f9fa;
    overflow-x: hidden;
}

/* ==================== HERO SECTION ==================== */
.hero-section {
    width: 100%;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    padding: 60px 20px;
    text-align: center;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-section .content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-section h2 {
    font-size: clamp(28px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: 30px;
    letter-spacing: 0.5px;
    position: relative;
    display: inline-block;
}

.hero-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #FFB803, #FF9500);
    border-radius: 2px;
}

.hero-section p {
    font-size: clamp(14px, 2vw, 18px);
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.95;
}

.capacity-box {
    background: rgba(255, 184, 3, 0.08);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 30px;
    margin-top: 30px;
    border: 2px solid #FFB803;
}

.capacity-box h4 {
    font-size: clamp(16px, 2.5vw, 22px);
    margin-bottom: 20px;
    font-weight: 600;
}

.capacity-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: clamp(13px, 1.8vw, 16px);
    line-height: 1.6;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 36px;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 8px;
    font-size: clamp(14px, 1.8vw, 16px);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    letter-spacing: 0.3px;
    border: 2px solid transparent;
}

.btn-email {
    background: white;
    color: #1e40af;
    border-color: white;
}

.btn-email:hover {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-inquiry {
    background: linear-gradient(135deg, #FFB803, #FF9500);
    color: #1a1a2e;
    border-color: #FFB803;
}

.btn-inquiry:hover {
    background: transparent;
    color: #FFB803;
    border-color: #FFB803;
}

.btn-hero svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ==================== APPLICATION SCENARIOS ==================== */
.applications-section {
    width: 100%;
    padding: 60px 20px;
    background: linear-gradient(180deg, #ffffff 0%, #f5f5f5 100%);
}

.applications-section .content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h3 {
    font-size: clamp(24px, 4vw, 40px);
    font-weight: 700;
    margin-bottom: 20px;
    color: #1a1a2e;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-header h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #FFB803, #FF9500);
    border-radius: 2px;
}

.section-header p {
    font-size: clamp(14px, 2vw, 18px);
    color: #666;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.product-item {
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.product-image {
    width: 100%;
    aspect-ratio: 1;
    background: #f0f0f0;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image {
    box-shadow: 0 8px 20px rgba(102, 140, 188, 0.3);
    transform: translateY(-4px);
}

.product-item:hover .product-image img {
    transform: scale(1.05);
}

.product-name {
    font-size: clamp(12px, 1.5vw, 16px);
    font-weight: 600;
    color: #333;
    transition: all 0.3s ease;
    letter-spacing: 0.3px;
}

.product-item:hover .product-name {
    color: #2563eb;
    font-weight: 700;
}

/* ==================== PRODUCT DESCRIPTION ==================== */
.grain_product_des {
    padding: 0;
}

.grain_product_des .text-center {
    text-align: center;
    padding: 60px 20px 40px;
}

.grain_product_des .text-center h2 {
    font-size: clamp(24px, 4vw, 40px);
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 16px;
}

.grain_product_des .text-center p {
    font-size: clamp(14px, 2vw, 16px);
    line-height: 1.8;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
}

.desc-row {
    display: flex;
    flex-wrap: wrap;
    padding: 8px 0;
}

.desc-row .col-image {
    flex: 0 0 50%;
    max-width: 50%;
}

.desc-row .col-image img {
    width: 100%;
    display: block;
}

.desc-row .col-text {
    flex: 0 0 50%;
    max-width: 50%;
    display: flex;
    align-items: center;
    padding: 24px;
    padding-right: clamp(16px, 5vw, 60px);
}

.desc-row.reverse .col-text {
    padding-right: 24px;
    padding-left: clamp(16px, 5vw, 60px);
    order: -1;
}

.desc-row.reverse .col-image {
    order: 1;
}

.desc-row .col-text-inner {
    width: 100%;
}

.num_title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    color: #e0e8f7;
    margin-bottom: 8px;
    line-height: 1;
}

.desc-row h3,
.desc-row h4 {
    font-size: clamp(16px, 2.5vw, 24px);
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 16px;
    line-height: 1.4;
}

.desc-row p {
    font-size: clamp(13px, 1.8vw, 15px);
    line-height: 1.8;
    color: #555;
    margin-bottom: 12px;
}

.dot-icon {
    text-align: right;
    margin-top: 12px;
}

.dot-icon img {
    max-height: 24px;
}

/* ==================== CONTENT SECTIONS (Industry / Customizable / Engineering) ==================== */
.content-section {
    width: 100%;
    padding: clamp(50px, 10vh, 100px) 0;
    position: relative;
}

.content-section:nth-child(odd) {
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.content-section:nth-child(even) {
    background: linear-gradient(180deg, #ffffff 0%, #f5f5f5 100%);
}

.section-inner {
    max-width: 100%;
    width: 100%;
    padding: 0 clamp(20px, 5vw, 80px);
}

.section-applications {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(35px, 6vw, 70px);
    align-items: center;
}

.section-image {
    width: 100%;
    height: auto;
    min-height: clamp(200px, 30vh, 500px);
    border-radius: clamp(12px, 2vw, 20px);
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
}

.section-image:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.18);
}

.section-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.section-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-title {
    font-size: clamp(24px, 4vw, 40px);
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: clamp(20px, 3vh, 35px);
    position: relative;
    display: inline-block;
    padding-bottom: clamp(10px, 1.5vw, 18px);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: clamp(50px, 8vw, 80px);
    height: 4px;
    background: linear-gradient(90deg, #FFB803, #FF9500);
    border-radius: 2px;
}

.desc-intro {
    font-size: clamp(14px, 2vw, 16px);
    line-height: 1.8;
    color: #555;
    margin-bottom: clamp(15px, 2vh, 25px);
}

/* List Items */
.list-items {
    display: flex;
    flex-direction: column;
    gap: clamp(12px, 1.5vh, 20px);
}

.list-item {
    display: flex;
    align-items: flex-start;
    gap: clamp(12px, 2vw, 18px);
    padding: clamp(12px, 1.5vh, 18px) clamp(16px, 2.5vw, 28px);
    background: white;
    border-radius: clamp(10px, 1.5vw, 16px);
    border-left: 4px solid #FFB803;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
}

.list-item:hover {
    transform: translateX(8px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.15);
    border-left-color: #2563eb;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.03) 0%, rgba(255, 184, 3, 0.03) 100%);
}

.list-number {
    min-width: clamp(32px, 4.5vw, 40px);
    width: clamp(32px, 4.5vw, 40px);
    height: clamp(32px, 4.5vw, 40px);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: clamp(14px, 1.8vw, 18px);
    flex-shrink: 0;
}

.list-number.n1 { background: linear-gradient(135deg, #2563eb, #1e40af); }
.list-number.n2 { background: linear-gradient(135deg, #7c3aed, #6d28d9); }
.list-number.n3 { background: linear-gradient(135deg, #db2777, #be185d); }
.list-number.n4 { background: linear-gradient(135deg, #ea580c, #c2410c); }
.list-number.n5 { background: linear-gradient(135deg, #059669, #047857); }
.list-number.n6 { background: linear-gradient(135deg, #0891b2, #0e7490); }
.list-number.n7 { background: linear-gradient(135deg, #dc2626, #991b1b); }

.list-text {
    font-size: clamp(14px, 2vw, 16px);
    font-weight: 600;
    color: #1a1a2e;
    line-height: 1.6;
    letter-spacing: 0.3px;
}

/* Design Grid */
.design-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(clamp(140px, 15vw, 200px), 1fr));
    gap: clamp(15px, 2.5vw, 25px);
}

.design-card {
    background: white;
    padding: clamp(16px, 2.5vw, 24px);
    border-radius: clamp(10px, 1.5vw, 16px);
    text-align: center;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-top: 3px solid #FFB803;
}

.design-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 40px rgba(37, 99, 235, 0.15);
    border-top-color: #2563eb;
}

.design-card-title {
    font-size: clamp(13px, 1.8vw, 15px);
    font-weight: 700;
    color: #1a1a2e;
    line-height: 1.5;
}

.design-card-title a {
    color: inherit;
    text-decoration: none;
}

.design-card-title a:hover {
    color: #2563eb;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(clamp(160px, 18vw, 240px), 1fr));
    gap: clamp(18px, 2.5vw, 28px);
}

.feature-item {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(255, 184, 3, 0.08) 100%);
    padding: clamp(20px, 3vw, 30px);
    border-radius: clamp(12px, 1.8vw, 18px);
    border: 1px solid rgba(37, 99, 235, 0.15);
    text-align: center;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-6px);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.12) 0%, rgba(255, 184, 3, 0.12) 100%);
    border-color: #FFB803;
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.12);
}

.feature-icon {
    font-size: clamp(24px, 4vw, 36px);
    margin-bottom: clamp(12px, 1.5vh, 18px);
}

.feature-title {
    font-size: clamp(13px, 1.8vw, 15px);
    font-weight: 700;
    color: #1a1a2e;
    line-height: 1.5;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .section-applications {
        grid-template-columns: 1fr;
        gap: clamp(25px, 4vh, 40px);
    }

    .section-image {
        order: -1;
    }

    .desc-row .col-image,
    .desc-row .col-text {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .desc-row .col-text {
        padding: 24px 20px;
    }

    .desc-row.reverse .col-text {
        padding: 24px 20px;
        order: 0;
    }

    .desc-row.reverse .col-image {
        order: 0;
    }
}

@media (max-width: 768px) {
    .hero-section { padding: 40px 20px; min-height: 40vh; }
    .applications-section { padding: 40px 20px; }
    .capacity-box { padding: 25px; margin-top: 25px; }
    .section-header { margin-bottom: 30px; }
    .content-section { padding: clamp(35px, 7vh, 60px) 0; }
    .section-inner { padding: 0 clamp(16px, 4vw, 40px); }
    .products-grid { grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); gap: 15px; }
    .design-grid { grid-template-columns: repeat(2, 1fr); }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .list-item { padding: clamp(10px, 1.2vh, 14px) clamp(12px, 1.8vw, 18px); }
    .list-number { min-width: 28px; width: 28px; height: 28px; font-size: 12px; }
    .list-text { font-size: clamp(12px, 1.6vw, 15px); }
    .hero-buttons { gap: 12px; }
    .btn-hero { padding: 12px 24px; }
}

@media (max-width: 480px) {
    .hero-section { padding: 30px 15px; min-height: 35vh; }
    .applications-section { padding: 30px 15px; }
    .capacity-box { padding: 20px; margin-top: 20px; }
    .products-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .design-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn-hero { width: 100%; max-width: 280px; justify-content: center; }
}

@media print {
    body { background-color: white; }
    .hero-section { page-break-after: always; }
}