:root {
    --primary-green: #6E8F7A;
    --primary-green-light: #8BA896;
    --primary-green-dark: #5A7A66;
    --mist-white: #F4F4F0;
    --mist-white-dark: #E8E8E4;
    --ink-green: #2F3E36;
    --ink-green-light: #3D4F45;
    --rice-yellow: #D6B96B;
    --rice-yellow-light: #E4CC85;
    --gradient-rice: linear-gradient(135deg, #F4F4F0 0%, #E8E8E4 100%);
    --shadow-soft: 0 10px 40px rgba(46, 62, 54, 0.1);
    --shadow-medium: 0 20px 60px rgba(46, 62, 54, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    background-color: var(--mist-white);
    color: var(--ink-green);
    line-height: 1.8;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: rgba(244, 244, 240, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
    padding: 15px 60px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-text {
    font-family: 'Noto Serif SC', serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--ink-green);
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--ink-green);
    font-size: 15px;
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    transition: color 0.3s;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-green);
    transition: width 0.3s;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--primary-green);
    color: white !important;
    padding: 12px 28px !important;
    border-radius: 30px;
    transition: all 0.3s !important;
}

.nav-cta:hover {
    background: var(--primary-green-dark);
    transform: translateY(-2px);
}

.nav-cta::after {
    display: none !important;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--gradient-rice);
    overflow: hidden;
    padding: 120px 60px 80px;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 5 L35 20 L50 20 L38 30 L43 45 L30 35 L17 45 L22 30 L10 20 L25 20 Z' fill='%232F3E36'/%3E%3C/svg%3E");
}

.hero-content {
    max-width: 1400px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-family: 'Noto Serif SC', serif;
    font-size: 64px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--ink-green);
}

.hero-text h1 span {
    color: var(--primary-green);
}

.hero-slogan {
    font-family: 'Noto Serif SC', serif;
    font-size: 28px;
    color: var(--primary-green);
    margin-bottom: 30px;
    letter-spacing: 8px;
}

.hero-desc {
    font-size: 18px;
    color: var(--ink-green-light);
    margin-bottom: 40px;
    max-width: 500px;
    line-height: 2;
}

.hero-cta {
    display: flex;
    gap: 20px;
}

.btn-primary {
    background: var(--primary-green);
    color: white;
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 10px 30px rgba(110, 143, 122, 0.3);
}

.btn-primary:hover {
    background: var(--primary-green-dark);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(110, 143, 122, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--ink-green);
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    border: 2px solid var(--ink-green);
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-secondary:hover {
    background: var(--ink-green);
    color: white;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-product-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    filter: drop-shadow(0 30px 60px rgba(46, 62, 54, 0.2));
    animation: float 6s ease-in-out infinite;
    border-radius: 20px;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

.hero-circle {
    position: absolute;
    width: 500px;
    height: 500px;
    border: 1px solid rgba(110, 143, 122, 0.2);
    border-radius: 50%;
    animation: rotate 30s linear infinite;
}

.hero-circle:nth-child(2) {
    width: 400px;
    height: 400px;
    border-color: rgba(110, 143, 122, 0.15);
    animation-direction: reverse;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Brand Story Section */
.brand-story {
    padding: 120px 60px;
    background: white;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-tag {
    font-size: 14px;
    color: var(--primary-green);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 48px;
    color: var(--ink-green);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--ink-green-light);
    max-width: 600px;
    margin: 0 auto;
}

.story-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.story-text {
    font-size: 18px;
    line-height: 2.2;
    color: var(--ink-green);
}

.story-text p {
    margin-bottom: 24px;
}

.story-highlight {
    font-family: 'Noto Serif SC', serif;
    font-size: 32px;
    color: var(--primary-green);
    margin: 40px 0;
    padding-left: 30px;
    border-left: 4px solid var(--rice-yellow);
}

.story-visual {
    position: relative;
    height: 500px;
    background: var(--gradient-rice);
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.story-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.story-visual::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(110, 143, 122, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.story-icon {
    font-size: 120px;
    opacity: 0.8;
}

/* Product Section */
.product {
    padding: 120px 60px;
    background: var(--gradient-rice);
}

.product-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.product-card {
    background: white;
    border-radius: 24px;
    padding: 50px 40px;
    text-align: center;
    transition: all 0.4s;
    box-shadow: var(--shadow-soft);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.product-icon {
    width: 100px;
    height: 100px;
    background: var(--mist-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    font-size: 48px;
}

.product-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 24px;
    color: var(--ink-green);
    margin-bottom: 16px;
}

.product-card p {
    font-size: 15px;
    color: var(--ink-green-light);
    line-height: 1.8;
}

.product-showcase {
    max-width: 1200px;
    margin: 80px auto 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.product-showcase-img {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.4s;
}

.product-showcase-img:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.product-showcase-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.product-specs {
    max-width: 1000px;
    margin: 80px auto 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.spec-item {
    padding: 30px;
    background: white;
    border-radius: 16px;
}

.spec-value {
    font-family: 'Noto Serif SC', serif;
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 8px;
}

.spec-label {
    font-size: 14px;
    color: var(--ink-green-light);
}

/* Features Section */
.features {
    padding: 120px 60px;
    background: white;
}

.features-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
}

.feature-item {
    display: flex;
    gap: 30px;
    padding: 40px;
    background: var(--mist-white);
    border-radius: 20px;
    transition: all 0.3s;
}

.feature-item:hover {
    background: white;
    box-shadow: var(--shadow-soft);
}

.feature-number {
    font-family: 'Noto Serif SC', serif;
    font-size: 48px;
    font-weight: 700;
    color: var(--rice-yellow);
    line-height: 1;
}

.feature-content h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 24px;
    color: var(--ink-green);
    margin-bottom: 12px;
}

.feature-content p {
    font-size: 15px;
    color: var(--ink-green-light);
    line-height: 1.8;
}

/* Scene Section */
.scene {
    padding: 120px 60px;
    background: var(--ink-green);
    color: white;
    position: relative;
    overflow: hidden;
}

.scene::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(110, 143, 122, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.scene .section-title {
    color: white;
}

.scene .section-subtitle {
    color: rgba(255,255,255,0.7);
}

.scene-grid {
    max-width: 1200px;
    margin: 60px auto 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    position: relative;
    z-index: 1;
}

.scene-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
    transition: all 0.4s;
}

.scene-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-5px);
}

.scene-icon {
    font-size: 64px;
    margin-bottom: 24px;
}

.scene-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 24px;
    margin-bottom: 16px;
}

.scene-card p {
    font-size: 15px;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
}

/* Contact Section */
.contact {
    padding: 120px 60px;
    background: var(--gradient-rice);
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.contact-slogan {
    font-family: 'Noto Serif SC', serif;
    font-size: 48px;
    color: var(--ink-green);
    margin-bottom: 20px;
}

.contact-desc {
    font-size: 20px;
    color: var(--ink-green-light);
    margin-bottom: 50px;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 50px;
}

.contact-item {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
}

.contact-item-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 24px;
}

.contact-item h4 {
    font-size: 18px;
    color: var(--ink-green);
    margin-bottom: 12px;
}

.contact-item p {
    font-size: 16px;
    color: var(--primary-green);
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--ink-green);
    color: white;
    padding: 80px 60px 40px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo-text {
    color: white;
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    line-height: 1.8;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 16px;
    margin-bottom: 24px;
    color: var(--rice-yellow);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 40px;
    text-align: center;
    font-size: 14px;
    color: rgba(255,255,255,0.4);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 48px;
    }

    .hero-desc {
        margin: 0 auto 40px;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .hero-product-img {
        max-width: 350px;
    }

    .story-content,
    .features-grid {
        grid-template-columns: 1fr;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-showcase {
        grid-template-columns: 1fr;
    }

    .product-specs {
        grid-template-columns: repeat(2, 1fr);
    }

    .scene-grid,
    .contact-info {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero-text h1 {
        font-size: 36px;
    }

    .hero-slogan {
        font-size: 20px;
    }

    .section-title {
        font-size: 32px;
    }

    .brand-story,
    .product,
    .features,
    .scene,
    .contact {
        padding: 80px 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .product-specs {
        grid-template-columns: 1fr;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}