:root {
    --primary-color: #00A0A0;
    --primary-light: #00D9D9;
    --primary-dark: #007A7A;
    --text-color: #2D3748;
    --text-light: #718096;
    --text-lighter: #A0AEC0;
    --bg-color: #FFFFFF;
    --bg-light: #F7FAFC;
    --bg-gray: #EDF2F7;
    --border-color: #E2E8F0;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --border-radius: 12px;
    --max-width: 1140px;
    --header-height: 72px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Noto Sans JP', 'Segoe UI', sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 36px;
    align-items: center;
}

.nav-menu a {
    font-weight: 500;
    font-size: 15px;
    color: var(--text-light);
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-color);
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* Main */
main {
    padding-top: var(--header-height);
}

/* Hero Section */
.hero {
    padding: 100px 0;
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-color) 100%);
}

.hero-content {
    width: 100%;
    text-align: center;
}

.hero-title {
    font-size: clamp(40px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--text-color);
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin: 0 auto 40px;
    max-width: 560px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-image {
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    min-width: 160px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 80px 0;
}

/* Center all content on homepage */
.hero,
.concept,
.product-intro,
.mission,
.news,
.company-intro {
    text-align: center;
}

.hero *,
.concept *,
.product-intro *,
.mission *,
.news *,
.company-intro * {
    text-align: center;
}

/* Company intro specific styles */
.company-intro {
    background: var(--bg-light);
}

.company-description {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-light);
    max-width: 720px;
    margin: 0 auto 40px;
}

.section-title {
    font-size: clamp(32px, 4vw, 40px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--text-color);
    letter-spacing: -0.5px;
}

.section-text {
    font-size: 17px;
    line-height: 1.8;
    text-align: center;
    max-width: 720px;
    margin: 0 auto 60px;
    color: var(--text-light);
}

/* Concept Section */
.concept {
    background: var(--bg-light);
}

/* Product Section */
.product-intro {
    background: white;
}

.product-image {
    max-width: 420px;
    margin: 0 auto 60px;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    max-width: 960px;
    margin: 0 auto;
}

.feature {
    text-align: center;
    padding: 40px 24px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: white;
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--primary-light);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.feature h3 {
    font-size: 20px;
    margin-bottom: 12px;
    font-weight: 600;
}

.feature p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

.product-cta {
    text-align: center;
    margin-top: 48px;
}

/* Mission Section */
.mission {
    background: var(--bg-gray);
}

/* News Section */
.news {
    background: white;
}

.news-list {
    list-style: none;
    max-width: 680px;
    margin: 0 auto;
}

.news-item {
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
    text-align: center;
}

.news-item:last-child {
    border-bottom: none;
}

.news-item time {
    color: var(--text-lighter);
    font-size: 14px;
    min-width: 90px;
}

.news-item a {
    color: var(--text-color);
    font-weight: 500;
    line-height: 1.6;
    max-width: 480px;
}

.news-item a:hover {
    color: var(--primary-color);
}

.news-cta {
    text-align: center;
    margin-top: 40px;
}

/* Page Hero */
.page-hero {
    background: var(--bg-light);
    padding: 60px 0 40px;
    text-align: center;
}

.page-title {
    font-size: clamp(32px, 4vw, 40px);
    font-weight: 700;
    color: var(--text-color);
}

/* Product Page - Corporate Style */
.product-overview {
    padding: 80px 0;
    background: var(--bg-light);
}

.product-gallery {
    max-width: 720px;
    margin: 0 auto;
}

.product-main-image {
    margin-bottom: 16px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.product-main-image .placeholder-image {
    min-height: 400px;
    background: #f0f0f0;
}

.product-thumbnails {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.placeholder-image {
    background: var(--bg-gray);
    border-radius: 8px;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-lighter);
    font-size: 48px;
    max-width: 600px;
    margin: 0 auto;
}

.product-thumbnails .placeholder-image {
    min-height: 100px;
    font-size: 24px;
    max-width: none;
    cursor: pointer;
    transition: opacity 0.3s ease;
    border: 2px solid transparent;
}

.product-thumbnails .placeholder-image:hover {
    opacity: 0.8;
    border-color: var(--primary-color);
}

/* Use Cases */
.use-cases {
    background: white;
    padding: 80px 0;
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.use-case {
    padding: 32px;
    background: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.use-case:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.use-case h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--primary-color);
    font-weight: 600;
}

.use-case p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}

/* Feature Details */
.features-detail {
    padding: 80px 0;
    background: var(--bg-light);
}

.feature-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.feature-detail:last-child {
    margin-bottom: 0;
}

.feature-detail.reverse {
    direction: rtl;
}

.feature-detail.reverse .feature-content {
    direction: ltr;
}

.feature-content h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--text-color);
    font-weight: 600;
}

.feature-content p {
    color: var(--text-light);
    margin-bottom: 24px;
    font-size: 16px;
    line-height: 1.8;
}

.setup-steps {
    list-style: none;
    counter-reset: step;
}

.setup-steps li {
    counter-increment: step;
    padding: 16px 0 16px 40px;
    position: relative;
    margin-bottom: 16px;
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

.setup-steps li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 16px;
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
}

.feature-image .placeholder-image {
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* Testimonials */
.testimonials {
    background: white;
    padding: 80px 0;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.testimonial {
    padding: 32px;
    background: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.testimonial:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--text-color);
    font-style: italic;
}

.testimonial-author {
    color: var(--text-light);
    font-size: 14px;
    text-align: right;
    font-weight: 500;
}

/* Specifications */
.specifications {
    padding: 80px 0;
    background: var(--bg-light);
}

.spec-table {
    max-width: 720px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.spec-table table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.spec-table th,
.spec-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

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

.spec-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-color);
    white-space: nowrap;
}

.spec-table td {
    color: var(--text-light);
    font-size: 15px;
}

/* Purchase */
.purchase-cta {
    background: var(--bg-gray);
    padding: 80px 0;
    text-align: center;
}

.purchase-options {
    max-width: 420px;
    margin: 0 auto;
}

.purchase-option {
    padding: 40px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.purchase-option h3 {
    font-size: 24px;
    margin-bottom: 16px;
    font-weight: 600;
    color: var(--text-color);
}

.price {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 20px 0;
    line-height: 1;
}

.included-items {
    list-style: none;
    margin: 24px 0 32px;
    text-align: left;
}

.included-items li {
    padding: 12px 0 12px 32px;
    position: relative;
    color: var(--text-light);
    font-size: 15px;
    margin-bottom: 8px;
}

.included-items li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 12px;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 16px;
}

.purchase-option .btn {
    width: 100%;
    padding: 16px 32px;
    font-size: 16px;
    margin-top: 8px;
}

/* About Page */
.ceo-message {
    padding: 60px 0;
}

.ceo-content {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 48px;
    align-items: start;
}

.ceo-image {
    position: sticky;
    top: 100px;
}

.ceo-text p {
    margin-bottom: 16px;
    line-height: 1.8;
    color: var(--text-light);
}

.ceo-signature {
    margin-top: 32px;
    text-align: right;
    font-weight: 600;
    color: var(--text-color);
}

/* Philosophy */
.philosophy {
    background: var(--bg-light);
    padding: 60px 0;
}

.philosophy-item {
    margin-bottom: 40px;
    text-align: center;
}

.philosophy-item h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.philosophy-item p {
    color: var(--text-light);
    font-size: 16px;
}

.value-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.value-item {
    text-align: center;
    padding: 24px;
    background: white;
    border-radius: var(--border-radius);
}

.value-item h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-color);
}

.value-item p {
    color: var(--text-light);
    font-size: 14px;
}

/* Company Info */
.company-info {
    padding: 60px 0;
}

.info-table {
    max-width: 720px;
    margin: 0 auto;
}

.info-table table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.info-table th,
.info-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.info-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-color);
    white-space: nowrap;
    width: 140px;
}

.info-table td {
    color: var(--text-light);
}

.info-table ul {
    list-style: none;
    margin: 0;
}

.info-table li {
    margin-bottom: 4px;
}

/* History */
.history {
    background: var(--bg-light);
    padding: 60px 0;
}

.timeline {
    max-width: 680px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    gap: 32px;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.timeline-item:last-child {
    border-bottom: none;
}

.timeline-date {
    font-weight: 600;
    color: var(--primary-color);
    min-width: 80px;
    font-size: 14px;
}

.timeline-content h4 {
    font-size: 16px;
    margin-bottom: 4px;
    color: var(--text-color);
}

.timeline-content p {
    color: var(--text-light);
    font-size: 14px;
}

/* Contact Page */
.faq {
    padding: 60px 0;
}

.faq-list {
    max-width: 680px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 12px;
}

.faq-item summary {
    padding: 16px 20px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    color: var(--text-color);
    transition: all 0.2s ease;
}

.faq-item summary:hover {
    background: var(--bg-gray);
}

.faq-item[open] summary {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.faq-item p {
    padding: 16px 20px;
    background: var(--bg-light);
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

/* Forms */
.contact-form {
    background: var(--bg-light);
    padding: 60px 0;
}

.form-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 40px;
    justify-content: center;
}

.form-tab {
    padding: 10px 24px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    color: var(--text-light);
    transition: all 0.2s ease;
}

.form-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.form-tab.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.contact-form-content {
    max-width: 560px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--text-color);
}

.required {
    color: #EF4444;
    font-size: 12px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 160, 160, 0.1);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
}

.form-submit {
    margin-top: 32px;
    text-align: center;
}

/* Contact Info */
.contact-info {
    padding: 60px 0;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    max-width: 680px;
    margin: 0 auto;
}

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

.contact-method h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--text-color);
}

.contact-number {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
    margin: 8px 0;
}

.contact-hours {
    color: var(--text-light);
    font-size: 14px;
}

/* Page Hero Enhanced */
.page-hero {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    height: 100px;
    background: white;
    transform: skewY(-3deg);
}

.page-hero .page-title {
    font-size: clamp(40px, 5vw, 56px);
    font-weight: 700;
    margin-bottom: 16px;
    color: white;
    animation: fadeInUp 0.8s ease;
}

.page-subtitle {
    font-size: 20px;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

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

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
}

/* About Page Enhanced */
.about-content {
    padding: 0;
}

/* Mission Section Enhanced */
.mission {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.mission::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 217, 217, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.mission-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.mission .lead {
    font-size: 32px;
    font-weight: 300;
    line-height: 1.6;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 40px;
    letter-spacing: 0.5px;
}

.mission p {
    font-size: 18px;
    line-height: 1.9;
    color: var(--text-light);
}

/* Values Section Enhanced */
.values {
    background: linear-gradient(180deg, var(--bg-light) 0%, white 100%);
    padding: 100px 0;
    position: relative;
}

.value-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
    margin-top: 56px;
}

.value-card {
    background: white;
    padding: 56px 40px;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.value-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 217, 217, 0.03) 0%, rgba(0, 160, 160, 0.03) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.value-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-light);
}

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

.value-card:hover::after {
    opacity: 1;
}

.value-icon {
    font-size: 56px;
    margin-bottom: 28px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
    position: relative;
    z-index: 1;
}

.value-card:nth-child(1) .value-icon { animation-delay: 0s; }
.value-card:nth-child(2) .value-icon { animation-delay: 0.5s; }
.value-card:nth-child(3) .value-icon { animation-delay: 1s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.value-card h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--text-color);
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.value-card p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-light);
    position: relative;
    z-index: 1;
}

/* Company Info Enhanced */
.company-info {
    background: white;
    padding: 100px 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    margin-top: 56px;
}

.info-card {
    background: linear-gradient(135deg, var(--bg-light) 0%, white 100%);
    padding: 32px;
    border-radius: 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-light), var(--primary-color));
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.3s ease;
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-light);
}

.info-card:hover::before {
    transform: scaleY(1);
}

.info-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.info-value {
    font-size: 18px;
    color: var(--text-color);
    font-weight: 500;
    line-height: 1.6;
}

.info-value.large {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Team Section Enhanced */
.team {
    background: linear-gradient(180deg, var(--bg-light) 0%, white 100%);
    padding: 100px 0;
    position: relative;
}

.team::before {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 160, 160, 0.03) 0%, transparent 70%);
    border-radius: 50%;
}

.team-intro {
    font-size: 18px;
    line-height: 1.9;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 64px;
    text-align: center;
}

.team-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.stat {
    text-align: center;
    padding: 48px 32px;
    border-radius: 20px;
    background: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color));
    border-radius: 2px;
}

.stat:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.stat-number {
    font-size: 56px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -2px;
}

.stat-label {
    font-size: 18px;
    color: var(--text-light);
    font-weight: 500;
}

/* Awards Section Enhanced */
.awards {
    background: white;
    padding: 100px 0;
}

.awards-timeline {
    max-width: 800px;
    margin: 56px auto 0;
    position: relative;
}

.awards-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-light), var(--primary-color));
}

.award-item {
    padding: 24px 24px 24px 80px;
    margin-bottom: 32px;
    background: var(--bg-light);
    border-radius: 20px;
    position: relative;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.award-item::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: white;
    border: 4px solid var(--primary-color);
    border-radius: 50%;
    z-index: 1;
}

.award-item:hover {
    transform: translateX(8px);
    background: white;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-light);
}

.award-year {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
    letter-spacing: 0.5px;
}

.award-title {
    font-size: 18px;
    color: var(--text-color);
    font-weight: 600;
    line-height: 1.6;
}

.award-desc {
    font-size: 15px;
    color: var(--text-light);
    margin-top: 8px;
}

/* CTA Section */
.cta-section {
    text-align: center;
    margin: 80px 0 0;
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.cta-section h2 {
    font-size: 36px;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: 32px;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

.cta-section .btn {
    position: relative;
    z-index: 1;
    background: white;
    color: var(--primary-color);
    font-weight: 600;
    padding: 16px 40px;
    font-size: 16px;
}

.cta-section .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background: var(--text-color);
    color: white;
    padding: 48px 0 24px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 32px;
}

.footer h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    opacity: 0.9;
}

.footer ul {
    list-style: none;
}

.footer li {
    margin-bottom: 8px;
}

.footer a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.footer a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: all 0.2s ease;
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--header-height);
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 24px;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translateY(6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translateY(-6px);
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    section {
        padding: 60px 0;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .feature-detail {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .feature-detail.reverse {
        direction: ltr;
    }
    
    .ceo-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .ceo-image {
        position: static;
        max-width: 200px;
        margin: 0 auto;
    }
    
    .value-list {
        grid-template-columns: 1fr;
    }
    
    .form-tabs {
        flex-direction: column;
    }
    
    .form-tab {
        width: 100%;
    }
    
    .contact-form-content {
        padding: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    /* About page responsive */
    .mission {
        padding: 60px 0;
    }
    
    .mission .lead {
        font-size: 24px;
    }
    
    .mission p {
        font-size: 16px;
    }
    
    .values {
        padding: 60px 0;
    }
    
    .value-cards {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .value-card {
        padding: 40px 28px;
    }
    
    .value-icon {
        font-size: 48px;
    }
    
    .value-card h3 {
        font-size: 22px;
    }
    
    .company-info {
        padding: 60px 0;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .info-card {
        padding: 24px;
    }
    
    .info-card[style*="grid-column"] {
        grid-column: span 1 !important;
    }
    
    .team {
        padding: 60px 0;
    }
    
    .team-intro {
        font-size: 16px;
        margin-bottom: 40px;
    }
    
    .team-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .stat {
        padding: 32px 24px;
    }
    
    .stat-number {
        font-size: 48px;
    }
    
    .stat-label {
        font-size: 16px;
    }
    
    .awards {
        padding: 60px 0;
    }
    
    .awards-timeline::before {
        left: 20px;
    }
    
    .award-item {
        padding: 20px 20px 20px 60px;
        margin-bottom: 24px;
    }
    
    .award-item::before {
        left: 10px;
        width: 16px;
        height: 16px;
    }
    
    .award-year {
        font-size: 13px;
    }
    
    .award-title {
        font-size: 16px;
    }
    
    .award-desc {
        font-size: 14px;
    }
    
    .cta-section {
        padding: 60px 0;
    }
    
    .cta-section h2 {
        font-size: 28px;
    }
    
    .cta-section p {
        font-size: 16px;
    }
    
    /* Contact Page Responsive */
    .contact-options {
        grid-template-columns: 1fr;
        gap: 24px;
        margin: 60px 0;
    }
    
    .contact-card {
        padding: 32px 24px;
    }
    
    .contact-icon {
        font-size: 36px;
        margin-bottom: 16px;
    }
    
    .contact-card h3 {
        font-size: 20px;
    }
    
    .contact-number,
    .contact-email {
        font-size: 24px;
    }
    
    .contact-form-section {
        padding: 60px 0;
    }
    
    .contact-form {
        padding: 40px 24px;
        margin: 40px 20px 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .faq-section {
        padding: 60px 0;
    }
    
    .faq-item summary {
        padding: 20px 24px;
        padding-right: 50px;
        font-size: 16px;
    }
    
    .faq-item summary::after {
        right: 24px;
        font-size: 20px;
    }
    
    .faq-item p {
        padding: 24px;
        font-size: 15px;
    }
    
    .office-info {
        padding: 60px 0;
    }
    
    .office-details {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .placeholder-map {
        min-height: 280px;
    }
    
    .office-address {
        padding: 24px;
    }
    
    .office-address h3 {
        font-size: 24px;
    }
    
    .office-address p {
        font-size: 16px;
    }
    
    .office-address li {
        font-size: 15px;
        padding: 8px 0;
    }
}

/* Purchase Section */
.purchase-section {
    padding: 100px 0;
    background: white;
    position: relative;
}

.purchase-section::before {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 160, 160, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

/* Contact Page Enhanced */
.contact-content {
    padding: 0;
}

.contact-intro {
    text-align: center;
    max-width: 680px;
    margin: 80px auto;
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-light);
}

.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
    margin: 80px 0;
    position: relative;
}

.contact-card {
    padding: 48px 40px;
    background: white;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-light);
}

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

.contact-icon {
    font-size: 48px;
    margin-bottom: 24px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

.contact-card:nth-child(1) .contact-icon { animation-delay: 0s; }
.contact-card:nth-child(2) .contact-icon { animation-delay: 0.5s; }
.contact-card:nth-child(3) .contact-icon { animation-delay: 1s; }

.contact-card h3 {
    font-size: 22px;
    margin-bottom: 20px;
    color: var(--text-color);
    font-weight: 600;
}

.contact-number,
.contact-email {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 16px 0;
    letter-spacing: -0.5px;
}

.contact-hours {
    color: var(--text-light);
    font-size: 16px;
    font-weight: 500;
    margin: 8px 0;
}

.contact-card p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

/* Contact Form Section Enhanced */
.contact-form-section {
    background: linear-gradient(180deg, var(--bg-light) 0%, white 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.contact-form-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 217, 217, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.contact-form {
    max-width: 640px;
    margin: 56px auto 0;
    background: white;
    padding: 56px 48px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    margin-bottom: 28px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 15px;
    color: var(--text-color);
    letter-spacing: 0.3px;
}

.required {
    color: #F97316;
    font-size: 14px;
    font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 20px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--bg-light);
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: rgba(0, 160, 160, 0.3);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(0, 160, 160, 0.1);
    background: white;
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-label .link {
    color: var(--primary-color);
    text-decoration: underline;
    transition: color 0.2s ease;
}

.checkbox-label .link:hover {
    color: var(--primary-dark);
}

.form-submit {
    margin-top: 40px;
    text-align: center;
}

.form-submit .btn {
    min-width: 200px;
    padding: 18px 48px;
    font-size: 17px;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(0, 160, 160, 0.3);
}

.form-submit .btn:hover {
    box-shadow: 0 8px 24px rgba(0, 160, 160, 0.4);
}

/* FAQ Section Enhanced */
.faq-section {
    padding: 100px 0;
    background: white;
}

.faq-list {
    max-width: 800px;
    margin: 56px auto 0;
}

.faq-item {
    margin-bottom: 20px;
    background: var(--bg-light);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.faq-item:hover {
    border-color: rgba(0, 160, 160, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.faq-item summary {
    padding: 24px 32px;
    cursor: pointer;
    font-weight: 600;
    font-size: 17px;
    color: var(--text-color);
    transition: all 0.3s ease;
    position: relative;
    padding-right: 60px;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 32px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    font-weight: 400;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-item summary:hover {
    background: rgba(0, 160, 160, 0.05);
}

.faq-item[open] summary {
    background: white;
    border-bottom: 2px solid var(--border-color);
}

.faq-item p {
    padding: 32px;
    background: white;
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
}

/* Office Info Enhanced */
.office-info {
    background: linear-gradient(180deg, var(--bg-light) 0%, white 100%);
    padding: 100px 0;
}

.office-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
    margin-top: 56px;
}

.office-map {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.placeholder-map {
    min-height: 400px;
    background: linear-gradient(135deg, #e0e0e0 0%, #f0f0f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-lighter);
    font-size: 24px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.placeholder-map::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
    animation: shimmer 3s infinite;
}

.office-address {
    padding: 32px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.office-address h3 {
    font-size: 28px;
    margin-bottom: 24px;
    color: var(--text-color);
    font-weight: 600;
}

.office-address p {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 32px;
}

.office-address h4 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--primary-color);
    font-weight: 600;
}

.office-address ul {
    list-style: none;
}

.office-address li {
    padding: 12px 0;
    padding-left: 28px;
    position: relative;
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.6;
}

.office-address li::before {
    content: '🚃';
    position: absolute;
    left: 0;
    top: 12px;
    font-size: 18px;
}