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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Malgun Gothic', '맑은 고딕', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

.container {
    max-width: 1920px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

/* Header */
.header {
    background-color: #1a5f3f;
    background: linear-gradient(135deg, #1a5f3f 0%, #2d6f4f 100%);
    padding: 20px 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

.logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 10;
    max-width: calc(100% - 120px);
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo h1 {
    font-size: 32px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 5px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.logo h1 a,
.logo .logo-title a {
    color: #fff;
    text-decoration: none;
}

.logo .logo-title {
    font-size: 32px;
    font-weight: bold;
    color: #fff;
    margin: 0 0 5px 0;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.logo .tagline {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 1px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-left: auto;
    flex: 1;
    justify-content: flex-end;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.nav a {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    transition: color 0.3s;
}

.nav a:hover,
.nav a.active {
    color: #fff;
    border-bottom: 2px solid #fff;
    opacity: 0.9;
}

.nav-cta-btn {
    padding: 12px 30px;
    background: linear-gradient(135deg, #0066cc 0%, #00a86b 50%, #0066cc 100%);
    background-size: 200% 100%;
    color: #fff !important;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(0, 168, 107, 0.4);
    transition: all 0.3s ease;
    border: none;
    border-bottom: none !important;
    animation: gradientShift 3s ease infinite;
}

.nav-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 168, 107, 0.6);
    background-position: 100% 0;
    color: #fff !important;
    border-bottom: none !important;
}

.nav-cta-btn:active {
    transform: translateY(0);
}

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: #fff;
    transition: all 0.3s;
}

/* Full View Sections */
.full-view {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 20px 50px;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.full-view.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hero Section */
.hero-section {
    background: #fff;
    text-align: center;
    position: relative;
    margin: 0;
    padding: 0;
}

.hero-section.full-view {
    display: block;
    padding: 0;
    margin: 0;
    min-height: 100vh;
    opacity: 1 !important;
    transform: none !important;
    margin-top: 80px;
}

.hero-image-container {
    width: 100%;
    height: calc(100vh - 80px);
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
    display: block;
}

.hero-main-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    margin: 0;
    padding: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 80px;
    box-sizing: border-box;
}

.hero-content {
    max-width: none;
    margin: 0;
    text-align: left;
}

.hero-description-section {
    max-width: 900px;
    margin: 60px auto;
    padding: 0 20px;
    text-align: center;
}

.hero-title {
    font-size: 72px;
    font-weight: bold;
    color: #fff;
    margin: 0;
    text-align: left;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
    line-height: 1.2;
    opacity: 0;
    transform: translateY(24px);
    animation: heroTitleUp 0.9s ease-out forwards 0.15s;
}

.hero-title .hero-sub {
    display: block;
    font-size: 0.6em;
    letter-spacing: 4px;
    margin-top: 0.15em;
    opacity: 0.95;
}

@keyframes heroTitleUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.divider {
    width: 80px;
    height: 2px;
    background-color: #333;
    margin: 30px auto;
}

.hero-description-section .divider {
    margin: 0 auto 30px;
}

.hero-description {
    font-size: 18px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.btn-learn-more {
    display: inline-block;
    padding: 15px 40px;
    border: 2px solid #333;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-learn-more:hover {
    background-color: #333;
    color: #fff;
}

/* Parallax CTA Section */
.parallax-cta-wrapper {
    margin-top: 30px;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

.parallax-cta-section {
    background-image: url('https://via.placeholder.com/1920x1080?text=Parallax+Background');
    background-size: cover;
    background-position: center;
    background-attachment: scroll;
    position: relative;
    color: #fff;
    padding: 50px 20px;
    width: 100%;
}

.parallax-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.cta-image-container {
    margin-bottom: 30px;
    width: 100%;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-image {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cta-content h2 {
    font-size: 56px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
}

.btn-contact {
    padding: 20px 60px;
    background: linear-gradient(135deg, #0066cc 0%, #00a86b 50%, #0066cc 100%);
    background-size: 200% 100%;
    border: none;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    border-radius: 50px;
    box-shadow: 0 8px 25px rgba(0, 168, 107, 0.5);
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.btn-contact::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-contact:hover::before {
    width: 300px;
    height: 300px;
}

.btn-contact:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 168, 107, 0.7);
    background-position: 100% 0;
}

.btn-contact:active {
    transform: translateY(-1px);
}

/* Our Business Section */
.our-business-section {
    background-color: #fff;
}

.our-business-section.full-view {
    min-height: auto;
    padding: 30px 20px 0;
    overflow: hidden;
}

.our-business-section .section-header {
    margin-bottom: 20px;
}

.main-title-section {
    margin-bottom: 20px;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
}

.business-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    transition: transform 0.3s, box-shadow 0.3s;
    background-color: #f9f9f9;
}

.business-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.business-image-placeholder {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

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

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

.business-content {
    padding: 20px;
    background-color: #fff;
}

.business-content h3 {
    font-size: 22px;
    font-weight: bold;
    color: #333;
    margin-bottom: 12px;
    text-align: center;
}

.business-content p {
    font-size: 15px;
    line-height: 1.6;
    color: #666;
}

/* Map Section */
.map-section {
    background-color: #f9f9f9;
}

.map-section.full-view {
    min-height: auto;
    padding: 60px 0 60px;
}

.map-section .container {
    max-width: 100%;
    padding: 0 20px;
}

.map-section .section-header {
    margin-bottom: 40px;
    padding: 0 20px;
}

.map-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    overflow: hidden;
}

.map-container iframe {
    width: 100%;
    height: 600px;
    border: none;
    display: block;
}

/* Location Section with Map */
.location-section {
    position: relative;
    width: 100%;
    min-height: auto;
    background-color: #f9f9f9;
    padding: 100px 0 40px;
}

.location-header {
    text-align: center;
    margin-bottom: 40px;
    padding: 0 20px;
}

.location-header h2 {
    font-size: 48px;
    font-weight: bold;
    background: linear-gradient(135deg, #0066cc 0%, #00a86b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    text-transform: uppercase;
    word-break: keep-all;
}

.location-map-wrapper {
    position: relative;
    width: 100%;
    height: calc(80vh - 200px);
    min-height: 600px;
    margin-bottom: 20px;
}

.location-map-wrapper .map-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.location-map-wrapper .map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

.location-info-box {
    position: absolute;
    top: 40px;
    right: 40px;
    width: 400px;
    max-width: calc(100% - 80px);
    background-color: #fff;
    padding: 30px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    z-index: 10;
}

.location-info-header {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}

.location-info-title-bar {
    width: 4px;
    height: 30px;
    background: linear-gradient(180deg, #0066cc 0%, #00a86b 100%);
    margin-right: 15px;
    border-radius: 2px;
}

.location-info-header h3 {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.location-info-content {
    color: #333;
}

.location-address {
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e0e0e0;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.location-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.location-contact p {
    font-size: 15px;
    color: #333;
    margin: 0;
    line-height: 1.5;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.location-contact strong {
    background: linear-gradient(135deg, #0066cc 0%, #00a86b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-right: 8px;
    font-weight: 600;
}

/* Contact Popup */
.popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.popup-overlay.active {
    display: flex;
}

.popup-content {
    background-color: #fff;
    padding: 40px;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: popupFadeIn 0.3s;
}

@keyframes popupFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.popup-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 30px;
    cursor: pointer;
    color: #333;
    line-height: 1;
}

.popup-content h3 {
    margin-bottom: 25px;
    font-size: 24px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.contact-item strong {
    font-weight: 600;
    color: #333;
}

.contact-item a {
    color: #0066cc;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Page Sections */
/* Page Hero Image Section */
.page-hero-section {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    margin-top: 80px;
}

.page-hero-image {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, #0d4a2f 0%, #1a5f3f 25%, #2d6f4f 50%, #3d8f5f 75%, #1a5f3f 100%);
    background-size: 300% 300%;
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.page-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.85;
    transition: opacity 0.3s ease;
}

.page-hero-image:hover img {
    opacity: 0.95;
}

.page-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(13, 74, 47, 0.5) 0%, rgba(26, 95, 63, 0.45) 25%, rgba(45, 111, 79, 0.4) 50%, rgba(61, 143, 95, 0.35) 75%, rgba(26, 95, 63, 0.45) 100%);
    background-size: 300% 300%;
    animation: gradientShift 8s ease infinite;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.page-hero-overlay .container {
    text-align: center;
    position: relative;
    z-index: 2;
}

.page-hero-title {
    font-size: 64px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 15px;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
}

.page-hero-subtitle {
    font-size: 24px;
    color: #fff;
    font-weight: 300;
    letter-spacing: 3px;
    text-transform: uppercase;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.3);
}

.page-section {
    background-color: #fff;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 48px;
    font-weight: bold;
    background: linear-gradient(135deg, #0066cc 0%, #00a86b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: #666;
    word-break: keep-all;
    overflow-wrap: break-word;
}

/* Contact Page */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info-box,
.contact-form-box {
    background-color: #f9f9f9;
    padding: 40px;
    border-radius: 8px;
}

.contact-info-box h3,
.contact-form-box h3 {
    font-size: 28px;
    margin-bottom: 30px;
    color: #333;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-detail-item h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: #333;
}

.contact-detail-item p {
    font-size: 16px;
    color: #666;
}

.contact-detail-item a {
    color: #0066cc;
    text-decoration: none;
}

.contact-detail-item a:hover {
    text-decoration: underline;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.btn-submit {
    padding: 15px 40px;
    background-color: #333;
    color: #fff;
    border: none;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.btn-submit:hover {
    background-color: #000;
}

/* Greeting Page */
.greeting-content {
    max-width: 900px;
    margin: 0 auto;
    background: linear-gradient(145deg, rgba(13, 74, 47, 0.04), rgba(0, 102, 204, 0.06));
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 16px;
    padding: 40px 48px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: visible;
}

.greeting-text {
    font-size: 18px;
    line-height: 2;
    color: #333;
    position: relative;
}

.greeting-text::before {
    content: '';
    position: absolute;
    left: -16px;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #0066cc 0%, #00a86b 100%);
    border-radius: 4px;
    opacity: 0.75;
}

.greeting-intro {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 16px;
}

.greeting-welcome {
    font-size: 20px;
    margin-bottom: 24px;
    color: #000;
}

.greeting-paragraph {
    font-size: 18px;
    line-height: 1.9;
    font-weight: 400;
    margin-bottom: 22px;
    color: #333;
}

.greeting-closing {
    margin-top: 36px;
    font-weight: 500;
}

.ceo-signature {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 40px;
}

.ceo-signature p {
    margin: 0;
    font-size: 18px;
}

.ceo-signature-image {
    width: 180px;
    max-width: 45%;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.1));
}

@media (max-width: 1200px) {
    .greeting-content {
        padding: 32px 36px;
    }

    .ceo-signature {
        gap: 12px;
    }

    .ceo-signature-image {
        width: 150px;
    }
}

@media (max-width: 768px) {
    .greeting-content {
        padding: 28px 24px;
    }

    .greeting-text {
        font-size: 16px;
        line-height: 1.8;
    }

    .greeting-text::before {
        left: -8px;
        width: 3px;
    }

    .ceo-signature {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .ceo-signature-image {
        width: 140px;
        max-width: 60%;
    }
}

@media (max-width: 480px) {
    .greeting-content {
        padding: 24px 20px;
    }

    .greeting-text::before {
        left: -6px;
        width: 3px;
    }

    .ceo-signature-image {
        width: 130px;
    }
}

/* History Page - Timeline */
/* History Layout - 2 columns: image left, timeline right */
.history-layout {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
    align-items: start;
}

.history-image-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: 100px;
    align-self: start;
}

.history-image-wrapper {
    background-color: #fff;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.history-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    object-fit: contain;
}

/* History Image Grid - 반응형 그리드 */
.history-image-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.history-image-item {
    background-color: #fff;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.history-grid-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    object-fit: contain;
}

.timeline {
    max-width: 1000px;
    margin: 0;
    position: relative;
    padding: 60px 40px;
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-radius: 16px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 150px;
    top: 80px;
    bottom: 80px;
    width: 3px;
    background: linear-gradient(180deg, #0066cc 0%, #00a86b 100%);
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 40px;
    position: relative;
    padding-left: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 140px;
    top: 8px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #81c784;
    border: 4px solid #e8f5e9;
    z-index: 2;
    transition: all 0.3s ease;
}

.timeline-item.milestone::before {
    background-color: #fff;
    border: 4px solid #0066cc;
    box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.2);
    width: 24px;
    height: 24px;
    left: 138px;
}

.timeline-item:hover::before {
    transform: scale(1.2);
    box-shadow: 0 0 0 6px rgba(0, 168, 107, 0.2);
}

.timeline-date {
    width: 140px;
    font-size: 16px;
    font-weight: 600;
    color: #2e7d32;
    padding: 8px 0;
    text-align: right;
    padding-right: 30px;
    line-height: 1.4;
}

.timeline-item.milestone .timeline-date {
    font-size: 20px;
    font-weight: 700;
    color: #0066cc;
}

.timeline-content {
    flex: 1;
    background-color: #fff;
    padding: 20px 30px;
    border-radius: 12px;
    margin-left: 30px;
    box-shadow: 0 2px 10px rgba(0, 102, 204, 0.08);
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.timeline-item.milestone .timeline-content {
    border-left: 3px solid #0066cc;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.2);
    background: linear-gradient(to right, rgba(0, 102, 204, 0.03) 0%, #fff 10%);
}

.timeline-content:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 20px rgba(0, 168, 107, 0.15);
}

.timeline-content h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: #1b5e20;
    font-weight: 600;
    line-height: 1.4;
}

.timeline-item.milestone .timeline-content h3 {
    color: #0066cc;
    font-weight: 700;
}

.timeline-content p {
    color: #2e7d32;
    font-size: 15px;
    line-height: 1.6;
    margin: 0;
}

/* Partners Section */
/* Partners Slider Section */
.partners-slider-section {
    background-color: #fff;
}

.partners-slider-section.full-view {
    min-height: auto;
    padding: 60px 20px 60px;
}

.partners-slider-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 30px 0;
}

.partners-slider {
    display: flex;
    gap: 60px;
    animation: slideLeft 30s linear infinite;
    will-change: transform;
}

.partners-slider:hover {
    animation-play-state: paused;
}

.partner-logo-item {
    flex-shrink: 0;
    width: 250px;
}

.partner-logo-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 12px;
    transition: all 0.3s ease;
    height: 150px;
    border: 1px solid #e0e0e0;
}

.partner-logo-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    border-color: #667eea;
}

.partner-logo-box img {
    max-width: 180px;
    max-height: 80px;
    object-fit: contain;
    margin-bottom: 10px;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.partner-logo-box:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.partner-logo-box p {
    font-size: 14px;
    color: #666;
    text-align: center;
    margin: 0;
    font-weight: 500;
}

@keyframes slideLeft {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.partners-section {
    background-color: #f9f9f9;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.partner-item {
    text-align: center;
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.partner-logo-placeholder {
    width: 100%;
    height: 150px;
    background-color: #f0f0f0;
    margin-bottom: 20px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.partner-item h4 {
    font-size: 18px;
    color: #333;
}

/* Certifications Section */
.certifications-section {
    background-color: #fff;
}

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

.certification-item {
    text-align: center;
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.certification-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.certification-image-placeholder {
    width: 100%;
    height: 400px;
    background-color: #fff;
    margin-bottom: 20px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.certification-image-placeholder img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.certification-item h4 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
}

.certification-item p {
    color: #666;
    font-size: 16px;
}

/* Product Pages */
.product-hero-section {
    background: #fff;
    position: relative;
    margin: 0;
    padding: 0;
}

.product-hero-section.full-view {
    display: block;
    padding: 0;
    margin: 0;
    min-height: 100vh;
    opacity: 1 !important;
    transform: none !important;
    margin-top: 80px;
}

.product-hero-image-container {
    width: 100%;
    height: calc(100vh - 80px);
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
    display: block;
}

.product-hero-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    margin: 0;
    padding: 0;
}

.product-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.05) 100%);
    z-index: 1;
}

.product-hero-overlay .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.product-hero-overlay .section-header {
    text-align: center;
}

.product-hero-overlay .section-header h2,
.product-hero-overlay .section-header h1 {
    font-size: 64px;
    font-weight: bold;
    background: linear-gradient(135deg, #87CEEB 0%, #98FB98 50%, #FFE4B5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3), 0 0 40px rgba(255, 255, 255, 0.2);
    letter-spacing: 2px;
    line-height: 1.2;
    filter: drop-shadow(0 2px 8px rgba(255, 255, 255, 0.4));
}

.product-hero-overlay .section-subtitle {
    font-size: 24px;
    color: #fff;
    font-weight: 300;
    line-height: 1.5;
    letter-spacing: 1px;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.4), 0 0 30px rgba(255, 255, 255, 0.3), 0 2px 4px rgba(0, 0, 0, 0.3);
    filter: drop-shadow(0 1px 4px rgba(255, 255, 255, 0.3));
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta-download {
    position: fixed;
    right: 40px;
    bottom: 40px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, #00a86b 0%, #0066cc 100%);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    cursor: pointer;
    transform-origin: center;
    animation: heroCtaFloat 2.4s ease-in-out infinite;
    z-index: 999;
}

.hero-cta-download::before {
    content: '⬇';
    font-size: 16px;
}

.hero-cta-download:hover {
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5);
    transform: translateY(-2px) scale(1.02);
}

.hero-cta-label {
    white-space: nowrap;
}

@keyframes heroCtaFloat {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0.9;
    }
    50% {
        transform: translateY(-4px) scale(1.03);
        opacity: 1;
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 0.9;
    }
}

@media (max-width: 768px) {
    .hero-cta-download {
        right: 20px;
        bottom: 20px;
        padding: 12px 18px;
        font-size: 13px;
    }

    .hero-cta-label {
        white-space: normal;
        text-align: left;
    }
}

/* Product detail sections */
.product-detail-section {
    background-color: #fff;
}

.product-detail-section:nth-of-type(2n) {
    background-color: #f9fbff;
}

.product-detail-layout {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.4fr);
    gap: 40px;
    align-items: flex-start;
}

.product-detail-text {
    font-size: 16px;
    line-height: 1.9;
    color: #444;
}

.product-paragraph {
    margin-bottom: 18px;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.spec-block {
    margin-bottom: 22px;
}

.spec-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1a5f3f;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.spec-table th,
.spec-table td {
    padding: 10px 14px;
    border-bottom: 1px solid #eee;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.spec-table th {
    width: 140px;
    background-color: #f5f8fa;
    text-align: left;
    font-weight: 600;
    color: #333;
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
    border-bottom: none;
}

.spec-note {
    color: #888;
    font-size: 13px;
}

.spec-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.process-flow {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 24px 28px;
    border-radius: 12px;
    border-left: 4px solid #0066cc;
    margin: 20px 0 24px 0;
}

.process-flow .product-paragraph {
    margin: 0;
    font-size: 16px;
    line-height: 2;
    color: #333;
    word-break: keep-all;
}

.process-flow strong {
    color: #0066cc;
    font-weight: 600;
}

.spec-subtitle {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 20px 0 12px 0;
}

.bullet-list {
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
}

.bullet-list li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 8px;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.bullet-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    top: 0;
    color: #1a5f3f;
}

.product-detail-media {
    align-self: stretch;
}

.product-image-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

/* 유리장섬유 매트 섹션: 이미지를 위아래로 배치, 조성 성분 테이블 높이에 맞춤 */
.glass-mat-section .product-image-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    display: flex;
    flex-direction: column;
    height: fit-content;
}

.glass-mat-section .product-image-item {
    width: 100%;
    height: 200px;
    background-color: #f5f5f5;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
}

.glass-mat-section .product-image-item:first-child {
    height: 200px;
}

.glass-mat-section .product-image-item:last-child {
    height: 200px;
}

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

.insulation-section .product-image-grid,
.composite-section .product-image-grid,
.manufacturing-section .product-image-grid,
.product-image-grid.three-column {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

/* 제조공정 섹션: 이미지 아이템에 여백 추가 */
.manufacturing-section .product-image-item {
    padding: 8px;
    background-color: #fff;
}

.manufacturing-section .product-image-item img {
    border-radius: 8px;
}

/* 주문사양 섹션: 이미지 2개, 2열 그리드 */
.order-spec-section .product-image-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.order-spec-section .product-image-item {
    padding: 8px;
    background-color: #fff;
}

.order-spec-section .product-image-item img {
    border-radius: 8px;
}

/* 프리필터 섹션: 이미지 1개 */
.pre-filter-section .product-image-grid {
    grid-template-columns: 1fr;
    gap: 20px;
}

.pre-filter-section .product-image-item {
    padding: 8px;
    background-color: #fff;
}

.pre-filter-section .product-image-item img {
    border-radius: 8px;
}

/* 보온단열재 섹션: 이미지 아이템에 여백 추가 */
.insulation-section .product-image-item {
    padding: 8px;
    background-color: #fff;
}

.insulation-section .product-image-item img {
    border-radius: 8px;
}

/* 캔들필터란 섹션: 이미지 1개, 높이 조정 */
.candle-filter-intro-section .product-image-grid {
    grid-template-columns: 1fr;
    gap: 0;
}

.candle-filter-intro-section .product-image-item {
    width: 100%;
    height: 600px;
    min-height: 600px;
    aspect-ratio: auto;
    background-color: #f5f5f5;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.candle-filter-intro-section .product-image-item img {
    width: 100%;
    height: 100%;
    min-height: 600px;
    display: block;
    object-fit: cover;
}

.product-image-item {
    background-color: #f5f5f5;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    min-height: 250px;
    aspect-ratio: 4/3;
    position: relative;
}

.product-image-item img {
    width: 100%;
    height: 100%;
    min-height: 250px;
    display: block;
    object-fit: cover;
}

.product-specs-section {
    background-color: #fff;
}

.specs-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.specs-item {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
}

.specs-item h4 {
    font-size: 22px;
    margin-bottom: 20px;
    color: #333;
}

.specs-item ul {
    list-style: none;
}

.specs-item ul li {
    padding: 10px 0;
    border-bottom: 1px solid #e0e0e0;
    color: #666;
}

.specs-item ul li:last-child {
    border-bottom: none;
}

/* Main Title Section */
.main-title-section {
    text-align: center;
    margin-bottom: 20px;
}

.main-title {
    font-size: 72px;
    font-weight: bold;
    background: linear-gradient(135deg, #0066cc 0%, #00a86b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 3px;
    margin: 0;
}

/* Footer */
.footer {
    background-color: #fff;
    padding: 60px 0 30px;
    margin-top: 60px;
    color: #333;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    margin-bottom: 40px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.footer-section {
    padding: 0 20px;
}

.footer-section:first-child {
    text-align: left;
}

.footer-section:last-child {
    text-align: left;
}

.footer-section h3,
.footer-section h4 {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #333;
}

.footer-section p {
    color: #666;
    margin-bottom: 8px;
    line-height: 1.8;
    font-size: 15px;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.footer-phone {
    font-size: 18px;
    font-weight: normal;
    margin-bottom: 8px;
    color: #666;
    line-height: 1.8;
}

.footer-section a {
    color: #0066cc;
    text-decoration: none;
}

.footer-section a:hover {
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #ddd;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-bottom p {
    color: #999;
    font-size: 14px;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: background-color 0.3s, transform 0.3s;
}

.scroll-to-top:hover {
    background-color: #000;
    transform: translateY(-5px);
}

.scroll-to-top.visible {
    display: flex;
}

.scroll-to-top svg {
    transform: rotate(180deg);
}

/* Mobile Menu */
.nav.mobile-active {
    display: flex;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: #fff;
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    gap: 20px;
    z-index: 999;
    max-height: calc(100vh - 70px);
    overflow-y: auto;
}

.nav.mobile-active ul {
    flex-direction: column;
    gap: 20px;
}

.nav.mobile-active .nav-cta-btn {
    margin-bottom: 10px;
    width: 100%;
    text-align: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-image-container {
        height: calc(80vh - 80px);
        margin-bottom: 0;
    }

    .hero-overlay {
        padding: 0 40px;
    }

    .hero-title {
        font-size: 56px;
    }

    .hero-description-section {
        margin: 40px auto;
    }

    .hero-overlay {
        padding: 0 40px;
    }

    .hero-title {
        font-size: 56px;
    }

    .cta-content h2 {
        font-size: 48px;
    }

    .section-header h2 {
        font-size: 40px;
    }

    .product-hero-image-container {
        height: calc(80vh - 80px);
    }

    .product-hero-overlay .section-header h2,
    .product-hero-overlay .section-header h1 {
        font-size: 48px;
    }

    .product-hero-overlay .section-subtitle {
        font-size: 20px;
    }
}

@media (max-width: 768px) {
    /* Header & Logo */
    .header {
        padding: 12px 0;
    }

    .header .container {
        padding: 0 15px;
    }

    .logo {
        gap: 8px;
        left: 15px;
        transform: none;
        max-width: calc(100% - 80px);
    }

    .logo-image {
        height: 35px;
        flex-shrink: 0;
    }

    .logo h1 {
        font-size: 18px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .logo .tagline {
        font-size: 8px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
        position: absolute;
        right: 15px;
        z-index: 20;
    }

    /* Typography - Better readability */
    body {
        font-size: 16px;
        line-height: 1.7;
    }

    /* Hero CTA Download - 모바일에서 헤더 아래로 이동 */
    .hero-cta-download {
        right: 20px;
        bottom: 20px;
        padding: 12px 18px;
        font-size: 12px;
        z-index: 998;
    }

    h1, .main-title {
        font-size: 42px;
        letter-spacing: 1px;
        line-height: 1.3;
    }

    h2, .section-header h2 {
        font-size: 28px;
        line-height: 1.4;
    }

    h3 {
        font-size: 22px;
        line-height: 1.4;
    }

    p {
        font-size: 16px;
        line-height: 1.7;
    }

    /* Hero Section */
    .hero-title {
        font-size: 36px;
        line-height: 1.2;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-overlay {
        padding: 0 20px;
        justify-content: center;
    }

    .full-view {
        min-height: auto;
        padding: 80px 20px 40px;
    }

    /* Product Hero */
    .product-hero-section.full-view {
        padding: 0;
        margin-top: 70px;
    }

    .product-hero-image-container {
        height: calc(70vh - 70px);
    }

    .product-hero-overlay .section-header h2,
    .product-hero-overlay .section-header h1 {
        font-size: 36px;
        line-height: 1.2;
    }

    .product-hero-overlay .section-subtitle {
        font-size: 16px;
        line-height: 1.5;
    }

    /* Product Detail Layout - Stack on mobile */
    .product-detail-layout {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 0 15px;
    }

    .product-detail-text {
        font-size: 16px;
        line-height: 1.8;
        word-break: keep-all;
        overflow-wrap: break-word;
    }

    .product-paragraph {
        margin-bottom: 16px;
        word-break: keep-all;
        overflow-wrap: break-word;
    }

    /* Image Grids - Single column on mobile */
    .product-image-grid {
        grid-template-columns: 1fr !important;
        gap: 20px;
    }

    .product-image-grid.three-column {
        grid-template-columns: 1fr !important;
    }

    /* Tables - Responsive with horizontal scroll */
    .spec-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        font-size: 14px;
    }

    .spec-table th,
    .spec-table td {
        padding: 12px 10px;
        min-width: 120px;
    }

    .spec-table th {
        width: auto;
        min-width: 100px;
    }

    /* Spec Blocks */
    .spec-block {
        margin-bottom: 20px;
    }

    .spec-title {
        font-size: 18px;
        margin-bottom: 12px;
    }

    .spec-subtitle {
        font-size: 18px;
        margin: 18px 0 10px 0;
    }

    /* Contact */
    .contact-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* Business Grid */
    .business-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 10px;
    }

    .business-image-placeholder {
        height: 200px;
    }

    .business-content h3 {
        font-size: 18px;
    }

    /* Our Business Section */
    .our-business-section.full-view {
        padding: 40px 20px 30px;
    }

    .our-business-section .section-header {
        margin-bottom: 20px;
    }

    .section-header h2 {
        font-size: 24px;
        line-height: 1.4;
    }

    .section-subtitle {
        font-size: 15px;
        line-height: 1.6;
    }

    .main-title-section {
        margin-bottom: 20px;
    }

    /* Buttons - Larger touch targets */
    .nav-cta-btn {
        padding: 14px 24px;
        font-size: 14px;
        min-height: 44px;
    }

    .parallax-cta-wrapper {
        margin-top: 30px;
        width: 100vw;
        margin-left: -20px;
        margin-right: -20px;
    }

    .parallax-cta-section {
        padding: 40px 20px;
    }

    .parallax-cta-btn {
        padding: 16px 32px;
        font-size: 16px;
        min-height: 48px;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 0 20px;
    }

    .footer-section h3,
    .footer-section h4 {
        font-size: 20px;
    }

    .footer-section p {
        font-size: 15px;
        line-height: 1.8;
        word-break: keep-all;
        overflow-wrap: break-word;
    }

    /* Process Flow */
    .process-flow {
        padding: 20px;
        font-size: 15px;
        line-height: 1.7;
    }

    /* Bullet Lists */
    .bullet-list li {
        padding-left: 20px;
        margin-bottom: 10px;
        font-size: 15px;
        line-height: 1.7;
    }

    /* Spec Grid */
    .spec-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .partners-slider-section.full-view {
        padding: 40px 20px 40px;
    }

    .partners-slider {
        gap: 40px;
        animation-duration: 25s;
    }

    .partner-logo-item {
        width: 200px;
    }

    .partner-logo-box {
        height: 120px;
        padding: 15px;
    }

    .partner-logo-box img {
        max-width: 150px;
        max-height: 60px;
    }

    .partner-logo-box p {
        font-size: 12px;
    }

    .map-section.full-view {
        padding: 40px 20px 40px;
    }

    .map-section .section-header {
        margin-bottom: 30px;
    }

    .map-container iframe {
        height: 500px;
    }

    .page-hero-section {
        height: 400px;
        margin-top: 70px;
    }

    .page-hero-title {
        font-size: 48px;
    }

    .page-hero-subtitle {
        font-size: 18px;
        letter-spacing: 2px;
    }

    /* History Layout - Stack on mobile */
    .history-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .history-image-column {
        position: relative;
        top: 0;
        gap: 15px;
    }

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

    .history-image-grid {
        gap: 15px;
    }

    .history-image-item {
        padding: 20px;
    }

    .history-image {
        max-width: 100%;
    }

    .timeline {
        padding: 40px 20px;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: row !important;
        padding-left: 80px;
    }

    .timeline-item::before {
        left: 20px;
    }

    .timeline-item.milestone::before {
        left: 18px;
    }

    .timeline-date {
        width: 120px;
        position: absolute;
        left: 0;
        padding-right: 15px;
        text-align: right;
        font-size: 14px;
    }

    .timeline-item.milestone .timeline-date {
        font-size: 16px;
    }

    .timeline-content {
        margin-left: 15px;
        padding: 15px 20px;
    }

    .timeline-content h3 {
        font-size: 18px;
    }

    .timeline-content p {
        font-size: 14px;
    }

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

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

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

    .product-detail-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .product-image-grid.three-column {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        max-width: 100%;
        padding: 0 20px;
    }

    .footer-section {
        padding: 0;
        text-align: left;
    }

    .footer-section h3,
    .footer-section h4 {
        font-size: 20px;
        color: #333;
    }

    .footer-section p {
        font-size: 14px;
        color: #666;
    }

    .footer-phone {
        font-size: 16px;
        font-weight: normal;
    }

    .footer-bottom {
        text-align: center;
        border-top: 1px solid #ddd;
        max-width: 100%;
        padding-left: 20px;
        padding-right: 20px;
    }

    .footer-bottom p {
        color: #999;
        text-align: center;
    }

    .cta-content h2 {
        font-size: 36px;
    }

    .cta-image-container {
        margin-bottom: 20px;
    }

    .cta-image {
        max-height: 300px;
    }

    .parallax-cta-section {
        background-attachment: scroll;
    }

    .location-section {
        padding: 80px 0 40px;
    }

    .location-header {
        margin-bottom: 30px;
        padding: 0 20px;
    }

    .location-header h2 {
        font-size: 32px;
        word-break: keep-all;
    }

    .location-map-wrapper {
        height: 400px;
        min-height: 400px;
        margin-bottom: 30px;
        padding: 0 20px;
    }

    .location-info-box {
        position: relative;
        top: auto;
        right: auto;
        width: calc(100% - 40px);
        max-width: none;
        margin: 0 auto 20px;
        padding: 25px 20px;
    }

    .location-map-wrapper .map-container {
        height: 400px;
    }

    .location-address,
    .location-contact p {
        font-size: 14px;
        word-break: keep-all;
    }

    .product-hero-section.full-view {
        margin-top: 60px;
    }

    .product-hero-image-container {
        height: calc(60vh - 60px);
    }

    .product-hero-overlay .section-header h2,
    .product-hero-overlay .section-header h1 {
        font-size: 32px;
        letter-spacing: 1px;
    }

    .product-hero-overlay .section-subtitle {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    /* Header & Logo */
    .header {
        padding: 12px 0;
    }

    /* History Layout - Stack on small mobile */
    .history-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .history-image-column {
        gap: 15px;
    }

    .history-image-wrapper {
        padding: 15px;
    }

    .history-image-item {
        padding: 15px;
    }

    .logo {
        gap: 6px;
        max-width: calc(100% - 70px);
    }

    .logo-image {
        height: 30px;
    }

    .logo h1 {
        font-size: 16px;
    }

    .logo .tagline {
        font-size: 7px;
    }

    /* Typography - Even more readable on small screens */
    body {
        font-size: 15px;
        line-height: 1.75;
    }

    h1, .main-title {
        font-size: 32px;
        letter-spacing: 0.5px;
        line-height: 1.3;
    }

    h2, .section-header h2 {
        font-size: 24px;
        line-height: 1.4;
    }

    h3 {
        font-size: 20px;
        line-height: 1.4;
    }

    p {
        font-size: 15px;
        line-height: 1.75;
    }

    /* Hero Section */
    .hero-image-container {
        height: calc(70vh - 60px);
        margin-bottom: 0;
    }

    .hero-section.full-view {
        margin-top: 60px;
    }

    .hero-overlay {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 28px;
        letter-spacing: 0.5px;
        line-height: 1.2;
    }

    .hero-description-section {
        margin: 30px auto;
        padding: 0 15px;
    }

    /* Product Hero */
    .product-hero-image-container {
        height: calc(60vh - 60px);
    }

    .product-hero-overlay .section-header h2,
    .product-hero-overlay .section-header h1 {
        font-size: 28px;
        letter-spacing: 0.5px;
        line-height: 1.2;
    }

    .product-hero-overlay .section-subtitle {
        font-size: 14px;
        line-height: 1.5;
    }

    /* Sections */
    .full-view {
        padding: 70px 15px 30px;
    }

    .section-header h2 {
        font-size: 22px;
        line-height: 1.4;
    }

    .section-subtitle {
        font-size: 14px;
        line-height: 1.6;
    }

    /* Product Detail */
    .product-detail-layout {
        padding: 0 10px;
        gap: 25px;
    }

    .product-detail-text {
        font-size: 15px;
        line-height: 1.8;
        word-break: keep-all;
        overflow-wrap: break-word;
    }

    .product-paragraph {
        margin-bottom: 14px;
        word-break: keep-all;
        overflow-wrap: break-word;
    }

    .spec-title {
        font-size: 17px;
        margin-bottom: 10px;
    }

    .spec-subtitle {
        font-size: 17px;
        margin: 16px 0 8px 0;
    }

    /* Tables - Smaller padding on mobile */
    .spec-table {
        font-size: 13px;
    }

    .spec-table th,
    .spec-table td {
        padding: 10px 8px;
        min-width: 100px;
    }

    .spec-table th {
        min-width: 80px;
    }

    /* Business Grid */
    .business-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 0 10px;
    }

    .business-image-placeholder {
        height: 180px;
    }

    .business-content h3 {
        font-size: 16px;
    }

    /* Partners & Certifications */
    .partners-grid,
    .certifications-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Page Hero */
    .page-hero-section {
        height: 250px;
        margin-top: 60px;
    }

    .page-hero-title {
        font-size: 28px;
        margin-bottom: 8px;
        line-height: 1.3;
    }

    .page-hero-subtitle {
        font-size: 14px;
        line-height: 1.5;
    }

    /* Buttons - Larger touch targets */
    .nav-cta-btn {
        padding: 12px 20px;
        font-size: 13px;
        min-height: 44px;
    }

    .parallax-cta-section {
        padding: 30px 15px;
    }

    .parallax-cta-btn {
        padding: 14px 28px;
        font-size: 15px;
        min-height: 48px;
    }

    /* Footer */
    .footer {
        padding: 40px 0 20px;
    }

    .footer-content {
        gap: 30px;
        padding: 0 15px;
    }

    .footer-section h3,
    .footer-section h4 {
        font-size: 18px;
    }

    .footer-section p {
        font-size: 14px;
        line-height: 1.8;
        word-break: keep-all;
        overflow-wrap: break-word;
    }

    /* Process Flow */
    .process-flow {
        padding: 16px;
        font-size: 14px;
        line-height: 1.7;
    }

    /* Bullet Lists */
    .bullet-list li {
        padding-left: 18px;
        margin-bottom: 8px;
        font-size: 14px;
        line-height: 1.75;
    }

    /* Spec Grid */
    .spec-grid {
        gap: 16px;
    }

    /* Greeting Content */
    .greeting-content {
        padding: 24px 20px;
    }

    .greeting-text {
        font-size: 15px;
        line-height: 1.8;
    }

    .ceo-signature {
        font-size: 16px;
    }

    .ceo-signature-image {
        width: 120px;
    }

    /* Contact Popup */
    .contact-popup-content {
        padding: 30px 20px;
        max-width: 90vw;
    }

    .contact-item {
        font-size: 15px;
    }

    /* Hero CTA Download */
    .hero-cta-download {
        right: 15px;
        bottom: 15px;
        padding: 12px 18px;
        font-size: 12px;
    }

    .hero-cta-label {
        white-space: normal;
        line-height: 1.3;
    }

    .location-section {
        padding: 70px 0 30px;
    }

    .location-header {
        margin-bottom: 25px;
        padding: 0 15px;
    }

    .location-header h2 {
        font-size: 28px;
        margin-bottom: 20px;
        word-break: keep-all;
    }

    .location-map-wrapper {
        height: 350px;
        min-height: 350px;
        margin-bottom: 20px;
        padding: 0 15px;
    }

    .location-info-box {
        width: calc(100% - 30px);
        max-width: none;
        padding: 20px 15px;
        margin: 0 auto 20px;
    }

    .location-info-header h3 {
        font-size: 18px;
    }

    .location-address,
    .location-contact p {
        font-size: 13px;
        word-break: keep-all;
        overflow-wrap: break-word;
    }

    .location-map-wrapper .map-container {
        height: 350px;
    }

    .partners-slider-section.full-view {
        padding: 30px 20px 30px;
    }

    .partners-slider {
        gap: 30px;
        animation-duration: 20s;
    }

    .partner-logo-item {
        width: 180px;
    }

    .partner-logo-box {
        height: 100px;
        padding: 10px;
    }

    .partner-logo-box img {
        max-width: 120px;
        max-height: 50px;
    }

    .partner-logo-box p {
        font-size: 11px;
    }

    .map-section.full-view {
        padding: 30px 20px 30px;
    }

    .map-container iframe {
        height: 400px;
    }

    .btn-learn-more,
    .btn-contact {
        padding: 15px 40px;
        font-size: 16px;
        letter-spacing: 0.5px;
    }
}