:root {
    --primary-color: #0B123C;
    --secondary-color: #1A2665;
    --accent-color: #F2994A;
    /* warm accent for food appeal */
    --text-dark: #333333;
    --text-light: #555555;
    --bg-light: #F8F9FA;
    --white: #FFFFFF;
    --border-color: #E2E8F0;

    --transition: all 0.3s ease;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-light);
}

/* Container Utility */
.container {
    max-width: 1380px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mt-5 {
    margin-top: 3rem;
}

.pb-5 {
    padding-bottom: 3rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--white);
    color: var(--primary-color);
    box-shadow: 0 4px 14px 0 rgba(255, 255, 255, 0.39);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.5);
}

.btn-outline {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--primary-color);
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    font-weight: 700;
    position: relative;
}

/* Navbar */
.navbar {
    background: rgba(11, 18, 60, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 44px;
    width: 44px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.08);
    object-fit: cover;
    transition: var(--transition);
}

.logo-img:hover {
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 18px rgba(255, 255, 255, 0.15);
}

.logo .dot {
    color: var(--accent-color);
    font-size: 2rem;
    line-height: 0;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    text-transform: capitalize;
    font-size: 1rem;
    transition: var(--transition);
    padding: 6px 14px;
    border-radius: 6px;
    position: relative;
}

.nav-links a:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--white);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 75vh;
    position: relative;
    overflow: hidden;
    padding: 5rem 0;
}

.hero-container {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 2;
}

/* 虚化背景图层 */
.hero::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: url('../assets/images/common/kibble_pile_1772639088537.png') center / cover no-repeat;
    filter: blur(8px) saturate(1.2);
    transform: scale(1.05);
    z-index: 0;
}

/* 蓝色半透明叠加层 */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(11, 18, 60, 0.88) 0%,
            rgba(22, 32, 85, 0.80) 50%,
            rgba(30, 58, 110, 0.72) 100%);
    z-index: 1;
}

.hero-content {
    flex: 0 0 auto;
    max-width: 500px;
    padding: 3rem 0;
    color: var(--white);
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.2rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    line-height: 1.2;
}

.hero-content .subtitle {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.2);
    margin-bottom: 0.5rem;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
    padding-left: 3rem;
}

.hero-image img {
    width: 100%;
    max-height: 55vh;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* About Section */
.about-section {
    background: var(--white);
    padding: 5rem 0;
}

.about {
    display: flex;
    overflow: hidden;
}

.about-image {
    flex: 1;
    position: relative;
    min-height: 500px;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 50%, rgba(255, 255, 255, 1) 100%);
}

.about-content {
    flex: 1;
    padding: 4rem 5% 4rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.about-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    opacity: 0.5;
    z-index: 0;
}

.about-text-wrapper {
    position: relative;
    z-index: 1;
}

.fw-bold {
    font-weight: 800;
    text-transform: none;
    /* In case any global uppercase applies */
}

.about-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* Process Section */
.process {
    padding: 8rem 0;
    background-color: var(--bg-light);
}

.process-timeline {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 3rem;
    position: relative;
    flex-wrap: wrap;
    gap: 20px;
}

.process-step {
    text-align: center;
    flex: 1;
    min-width: 150px;
    position: relative;
    z-index: 2;
}

.step-icon {
    width: 72px;
    height: 72px;
    background: rgba(11, 18, 60, 0.05);
    border: 2px solid rgba(11, 18, 60, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.process-line {
    flex: 1;
    height: 2px;
    background: var(--primary-color);
    opacity: 0.3;
    margin-bottom: 2rem;
    margin-top: 30px;
    z-index: 1;
}

.process-step:hover .step-icon {
    background: rgba(4, 30, 60, 0.6);
    color: var(--white);
    border-color: rgba(4, 30, 60, 0.4);
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(11, 18, 60, 0.2);
}

.process-step p {
    font-weight: 500;
    font-size: 0.98rem;
    color: var(--text-dark);
}

/* Products Highlights */
.products {
    padding: 5rem 0;
    background: var(--white);
}

.product-cards {
    display: flex;
    gap: 3rem;
    justify-content: center;
}

.product-card {
    flex: 1;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    min-height: 380px;
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.card-img-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #fdfdfd;
}

.card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .card-img-wrapper img {
    transform: scale(1.1);
}

.badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    z-index: 5;
}

.card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.5) 50%, transparent 100%);
    color: var(--white);
    z-index: 4;
}

.card-content h3 {
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
    color: var(--white);
}

.card-content p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
    min-height: 0;
}

.read-more {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 25px;
    transition: var(--transition);
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.read-more:hover {
    background: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.read-more .arrow {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.read-more:hover .arrow {
    transform: translateX(5px);
}

/* Solution Grid */
.solution {
    padding: 6rem 0;
    background: var(--bg-light);
}

.solution-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 12px 12px 0 0;
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.card-glow {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 100px;
    height: 100px;
    background: var(--accent-color);
    opacity: 0.1;
    border-radius: 50%;
    filter: blur(20px);
}

.solution-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.solution-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Catalog Table / List */
.catalog {
    padding: 6rem 0 6rem;
    background: var(--white);
}

.catalog-category {
    margin-bottom: 3rem;
}

.category-title {
    font-size: 1.5rem;
    border-left: 4px solid var(--primary-color);
    padding-left: 1rem;
    margin-bottom: 2rem;
    background: #f4f6fa;
    padding: 10px 15px;
    border-radius: 0 8px 8px 0;
}

.catalog-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.catalog-item {
    display: flex;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    gap: 2rem;
    align-items: center;
    transition: var(--transition);
}

.catalog-item:hover {
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.item-visual {
    width: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.item-visual img {
    width: 100%;
    height: auto;
    border-radius: 4px;
}

.tag {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--white);
}

.tag-enhanced {
    background: #3b82f6;
}

.tag-beef {
    background: #ef4444;
}

.tag-salmon {
    background: #14b8a6;
}

.item-details {
    flex: 1;
}

.item-details h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.item-details p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.item-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.85rem;
    background: var(--bg-light);
    padding: 10px 15px;
    border-radius: 6px;
}

.item-specs span strong {
    color: var(--primary-color);
    margin-right: 4px;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 5rem 0 0;
    position: relative;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
    padding-bottom: 3rem;
}

.footer-info h3 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-details strong {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
}

.footer-brand {
    max-width: 350px;
    text-align: right;
}

.footer-brand .logo-img {
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-bottom {
    text-align: center;
    padding: 2rem 0;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* Animations */
@keyframes bounceIn {
    0% {
        transform: scale(0.9);
        opacity: 0;
    }

    60% {
        transform: scale(1.05);
        opacity: 1;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.bounce-in {
    animation: bounceIn 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

/* Responsive Design */
@media (max-width: 900px) {
    .hero-container {
        flex-direction: column-reverse;
    }

    .hero {
        text-align: center;
        min-height: auto;
    }

    .hero-content {
        padding: 2rem 0;
    }

    .hero-image {
        padding: 2rem 0;
        min-height: 300px;
        width: 100%;
    }

    .about {
        flex-direction: column;
    }

    .about-image {
        min-height: 300px;
    }

    .image-overlay {
        display: none;
    }

    .about-content {
        padding: 3rem 5%;
        text-align: center;
    }

    .product-cards {
        flex-direction: column;
    }

    .catalog-item {
        flex-direction: column;
        text-align: center;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-brand {
        text-align: center;
        max-width: 100%;
        margin-top: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--primary-color);
        padding: 1rem 0;
        text-align: center;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .hamburger {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .process-timeline {
        flex-direction: column;
        gap: 2rem;
    }

    .process-line {
        display: none;
    }
}/* Additional CSS for updated sections */

/* Process Icons Update */
.step-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 8px;
    /* space between icon and border */
    transition: var(--transition);
    border-radius: 50%;
}

.process-step:hover .step-icon img {
    filter: brightness(1.3);
}

/* Products Hover Overlay */
.hover-overlay-wrapper {
    position: relative;
    overflow: hidden;
    background: #fdfdfd;
}

.product-base-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: all 0.4s ease;
}

.hover-text-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 18, 60, 0.85);
    /* primary color with opacity */
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    transition: all 0.4s ease;
    transform: translateY(20px);
}

.hover-text-overlay p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.5rem;
    font-weight: 500;
    text-align: center;
    margin: 0;
    line-height: 1.6;
}

.product-card:hover .product-base-img {
    filter: brightness(0.6);
    transform: scale(1.05);
}

.product-card:hover .hover-text-overlay {
    opacity: 1;
    transform: translateY(0);
}

/* Solution Updates */
.text-left {
    text-align: left !important;
}

.solution-header .section-title {
    margin-bottom: 0.5rem;
}

.solution-header .solution-desc {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Solution Dark Hover effect */
.dark-hover {
    transition: all 0.3s ease-in-out;
}

.dark-hover:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(11, 18, 60, 0.15);
}

.dark-hover:hover h3,
.dark-hover:hover p {
    color: var(--white);
}

.dark-hover:hover .card-glow {
    opacity: 0.15;
}

/* Footer Link styling */
.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Product CTA Section */
.product-cta {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.product-cta h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.product-cta p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}