/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-green: #00d084;
    --primary-orange: #ff6b35;
    --primary-blue: #4a90e2;
    --primary-magenta: #e91e63;
    --navy-blue: #1a2332;
    --light-gray: #f5f7fa;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --white: #ffffff;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-5: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans KR', 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

#header.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.navbar {
    padding: 15px 0;
}

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

.logo a {
    display: inline-block;
    transition: transform 0.3s ease;
}

.logo a:hover {
    transform: scale(1.05);
}

.logo img {
    height: 50px;
    width: auto;
    display: block;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 16px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--navy-blue);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.95) 0%, rgba(118, 75, 162, 0.95) 50%, rgba(240, 147, 251, 0.95) 100%);
    background-size: cover;
    background-position: center;
    color: var(--white);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/innomom-wings.png');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.2;
    z-index: 1;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: scale(1) translateY(0px); }
    50% { transform: scale(1.05) translateY(-20px); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 35, 50, 0.2);
    backdrop-filter: blur(1px);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn {
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

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

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--white);
    border-radius: 15px;
    display: flex;
    justify-content: center;
    padding-top: 10px;
}

.wheel {
    width: 4px;
    height: 10px;
    background: var(--white);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(20px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--navy-blue);
    margin-bottom: 15px;
}

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

.section-subtitle {
    font-size: 0.95rem !important;
    color: var(--primary-blue) !important;
    margin-top: 10px;
    font-style: italic;
    font-weight: 500;
}

/* Business Overview */
.business-overview {
    padding: 100px 0;
    background: var(--light-gray);
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.business-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    position: relative;
    overflow: hidden;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green), var(--primary-blue), var(--primary-magenta));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.business-card:hover::before {
    transform: scaleX(1);
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.business-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.business-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--navy-blue);
}

.business-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-content {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.about-logo {
    width: 100%;
    max-width: 400px;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(0,0,0,0.1));
    transition: transform 0.3s ease;
}

.about-logo:hover {
    transform: scale(1.05);
}

.about-image {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

.about-image:hover {
    transform: scale(1.02);
}

.about-text h3 {
    font-size: 2rem;
    color: var(--navy-blue);
    margin-bottom: 20px;
    margin-top: 40px;
}

.about-text h3:first-child {
    margin-top: 0;
}

.brand-meaning {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
    border-left: 4px solid var(--primary-blue);
    padding: 20px 25px;
    border-radius: 10px;
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.brand-meaning strong {
    color: var(--primary-blue);
    font-weight: 700;
}

.brand-meaning em {
    color: var(--primary-magenta);
    font-style: normal;
    font-weight: 600;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.value-item {
    text-align: center;
    padding: 20px;
}

.value-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--gradient-3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
}

.value-item h4 {
    font-size: 1.3rem;
    color: var(--navy-blue);
    margin-bottom: 10px;
}

.value-item p {
    font-size: 0.95rem;
    color: var(--text-light);
}

.why-choose {
    list-style: none;
    margin-top: 20px;
}

.why-choose li {
    padding: 12px 0;
    font-size: 1.05rem;
    color: var(--text-light);
}

.why-choose li i {
    color: var(--primary-green);
    margin-right: 10px;
    font-size: 1.2rem;
}

/* Business Detail */
.business-detail {
    padding: 100px 0;
    background: var(--light-gray);
}

.business-section {
    margin-bottom: 60px;
}

.business-detail-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    background: var(--white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.business-section.reverse .business-detail-card {
    direction: rtl;
}

.business-section.reverse .business-detail-content {
    direction: ltr;
}

.image-placeholder {
    width: 100%;
    height: 350px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.business-img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

.business-detail-card:hover .business-img {
    transform: scale(1.05);
}

.image-placeholder.automotive {
    background: var(--gradient-1);
}

.image-placeholder.kitchen {
    background: var(--gradient-2);
}

.image-placeholder.golf {
    background: var(--gradient-3);
}

.image-placeholder.baby {
    background: var(--gradient-4);
}

.image-placeholder.consulting {
    background: var(--gradient-5);
}

.business-detail-content h3 {
    font-size: 2rem;
    color: var(--navy-blue);
    margin-bottom: 20px;
}

.business-detail-content h3 i {
    color: var(--primary-blue);
    margin-right: 10px;
}

.business-detail-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 25px;
    line-height: 1.8;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-light);
    font-size: 1.05rem;
}

.feature-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-size: 1.3rem;
}

/* Products Section */
.products {
    padding: 100px 0;
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.product-image {
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 20%, rgba(255,255,255,0.1) 50%, transparent 80%);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.automotive-bg { background: var(--gradient-1); }
.kitchen-bg { background: var(--gradient-2); }
.golf-bg { background: var(--gradient-3); }
.baby-bg { background: var(--gradient-4); }
.fishing-bg { background: linear-gradient(135deg, #00b4d8 0%, #0077b6 100%); }
.lifestyle-bg { background: linear-gradient(135deg, #ffa726 0%, #fb8c00 100%); }
.consulting-bg { background: var(--gradient-5); }
.character-bg { background: linear-gradient(135deg, #ff9a56 0%, #ff6a88 100%); }
.innovation-bg { background: linear-gradient(135deg, #ff9a56 0%, #ff6a88 100%); }

.product-content {
    padding: 25px;
}

.product-category {
    display: inline-block;
    padding: 5px 15px;
    background: var(--light-gray);
    color: var(--primary-blue);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.product-card h4 {
    font-size: 1.4rem;
    color: var(--navy-blue);
    margin-bottom: 10px;
}

.product-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Family Sites Section */
.family-sites {
    padding: 100px 0;
    background: var(--white);
}

.family-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-top: 50px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.family-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.family-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-color: var(--primary-green);
}

.family-logo {
    width: 120px;
    height: 120px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-gray);
    border-radius: 15px;
    overflow: hidden;
}

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

.family-card h3 {
    font-size: 1.3rem;
    color: var(--navy-blue);
    margin-bottom: 10px;
}

.family-desc {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 20px;
    min-height: 40px;
}

.family-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 10px 20px;
    border: 2px solid var(--primary-green);
    border-radius: 25px;
    transition: all 0.3s ease;
}

.family-link:hover {
    background: var(--primary-green);
    color: var(--white);
}

.family-link.disabled {
    color: #999;
    border-color: #ddd;
    cursor: not-allowed;
    pointer-events: none;
}

.family-link i {
    font-size: 0.85rem;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    background: var(--white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.contact-info h3,
.contact-form h3 {
    font-size: 1.8rem;
    color: var(--navy-blue);
    margin-bottom: 15px;
}

.form-notice {
    background: #e3f2fd;
    border-left: 4px solid var(--primary-blue);
    padding: 12px 15px;
    margin-bottom: 25px;
    border-radius: 5px;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 30px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-right: 20px;
    margin-top: 5px;
}

.info-item h4 {
    font-size: 1.1rem;
    color: var(--navy-blue);
    margin-bottom: 5px;
}

.info-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Noto Sans KR', sans-serif;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.btn-block {
    width: 100%;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 20px;
    /* 원본 컬러 로고를 표시하기 위해 filter 제거 */
    filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.2));
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-section p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--white);
}

.footer-section ul li i {
    margin-right: 10px;
    color: var(--primary-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--navy-blue);
    transform: translateY(-5px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        padding: 30px;
        transition: left 0.3s ease;
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .hero::before {
        width: 100%;
        height: 100%;
        opacity: 0.15;
        background-size: cover;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .business-grid {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

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

    .about-logo {
        max-width: 300px;
    }

    .about-image-wrapper {
        padding: 20px;
    }

    .business-detail-card {
        grid-template-columns: 1fr;
        padding: 30px;
    }

    .business-section.reverse .business-detail-card {
        direction: ltr;
    }

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

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

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

    .contact-wrapper {
        grid-template-columns: 1fr;
        padding: 30px;
    }

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

    .section-header h2 {
        font-size: 2rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .family-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .btn {
        padding: 12px 30px;
        font-size: 14px;
    }
}

/* Animation classes for scroll effects */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}