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

:root {
    /* Colors - Based on Bluve Studio Logo */
    --primary-color: #a69989;
    --primary-light: #c4b5a4;
    --primary-dark: #897b6c;
    --secondary-color: #8b9da8;
    --accent-color: #d4c4b0;
    
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --bg-light: #faf8f6;
    --bg-white: #ffffff;
    --border-color: #e8e4df;
    
    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-secondary: 'Lato', sans-serif;
    
    /* Spacing */
    --section-padding: 100px;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.8;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ==========================================
   Header & Navigation
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: inline-block;
    line-height: 0;
}

.logo img {
    height: 28px;
    width: auto;
    transition: var(--transition);
}

.logo:hover img {
    opacity: 0.7;
    transform: translateY(-1px);
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-menu a {
    font-family: var(--font-secondary);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    position: relative;
    padding: 5px 0;
}

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

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

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

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
    border-radius: 2px;
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
}

.hero-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70%;
    max-width: 800px;
    height: auto;
    opacity: 0.08;
    z-index: 0;
    background-image: url('https://www.genspark.ai/api/files/s/b3WzGUYw');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    padding-bottom: 70%; /* Maintain aspect ratio */
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -20%;
    width: 140%;
    height: 140%;
    background: 
        radial-gradient(circle at 30% 40%, rgba(166, 153, 137, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(139, 157, 168, 0.05) 0%, transparent 50%);
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 40px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 30px;
    line-height: 1.3;
    letter-spacing: 0.02em;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 50px;
    line-height: 1.8;
    font-weight: 300;
}

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

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-block;
    padding: 16px 40px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 16px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    font-family: var(--font-secondary);
    letter-spacing: 0.05em;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-white);
    box-shadow: 0 4px 15px rgba(166, 153, 137, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(166, 153, 137, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

/* ==========================================
   Section Styles
   ========================================== */
.section {
    padding: var(--section-padding) 0;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 40px;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-family: var(--font-secondary);
    letter-spacing: 0.05em;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 300;
}

/* ==========================================
   About Section
   ========================================== */
.about {
    background-color: var(--bg-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 25px;
    font-weight: 700;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-secondary);
    line-height: 2;
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.about-image img {
    width: 100%;
    transition: transform 0.5s ease;
}

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

/* Team Members Section */
.team-section {
    margin-top: 100px;
    padding-top: 80px;
    border-top: 1px solid var(--border-color);
}

.team-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-align: center;
    margin-bottom: 60px;
    font-family: var(--font-secondary);
    letter-spacing: 0.05em;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 60px;
}

.team-card {
    background-color: var(--bg-light);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.team-image {
    width: 100%;
    height: 400px;
    overflow: hidden;
    background-color: var(--border-color);
}

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

.team-card:hover .team-image img {
    transform: scale(1.08);
}

.team-info {
    padding: 40px 35px;
}

.team-role {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--primary-color);
    margin-bottom: 12px;
    font-family: var(--font-secondary);
    text-transform: uppercase;
}

.team-name-jp {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 8px;
    letter-spacing: 0.05em;
}

.team-name-en {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    margin-bottom: 25px;
    font-family: var(--font-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.team-description {
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
}

.team-description p {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.team-description p:last-child {
    margin-bottom: 0;
}

.team-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.team-details p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.team-details strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ==========================================
   Services Section
   ========================================== */
.services {
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 60px;
}

.service-card {
    background-color: var(--bg-white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    text-align: center;
}

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

.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--bg-white);
}

.service-card h3 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

.service-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.option-card {
    background-color: var(--bg-white);
    padding: 40px;
    border-radius: 15px;
    border: 2px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
}

.option-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.option-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.option-card h4 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.option-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ==========================================
   Strengths Section
   ========================================== */
.strengths {
    background-color: var(--bg-white);
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.strength-card {
    position: relative;
    padding: 40px 30px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    border-radius: 15px;
    transition: var(--transition);
}

.strength-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.strength-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-light);
    font-family: var(--font-secondary);
    margin-bottom: 20px;
    opacity: 0.5;
}

.strength-card h3 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.strength-card p {
    color: var(--text-secondary);
    line-height: 1.9;
    font-size: 0.95rem;
}

/* ==========================================
   Works/Portfolio Section
   ========================================== */
.works {
    background-color: var(--bg-light);
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.work-card {
    background-color: var(--bg-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.work-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.work-video {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background-color: #000;
}

.work-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.work-info {
    padding: 25px 30px;
}

.work-info h3 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.work-category {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 400;
}

.works-note {
    margin-top: 50px;
    text-align: center;
}

.works-note p {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

/* ==========================================
   Pricing Section
   ========================================== */
.pricing {
    background-color: var(--bg-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.pricing-card {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(166, 153, 137, 0.15);
}

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

.pricing-header h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 25px;
    font-weight: 600;
    line-height: 1.5;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-secondary);
}

.price-unit {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Pricing Options */
.pricing-options {
    margin: 60px 0 40px;
}

.options-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-align: center;
    margin-bottom: 40px;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.option-pricing-card {
    background-color: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 35px;
    transition: var(--transition);
}

.option-pricing-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(166, 153, 137, 0.12);
    transform: translateY(-5px);
}

.option-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.option-header i {
    font-size: 2rem;
    color: var(--primary-color);
}

.option-header h4 {
    font-size: 1.4rem;
    color: var(--primary-dark);
    font-weight: 600;
    margin: 0;
}

.option-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.option-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
}

.option-label {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.option-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-secondary);
}

.option-note {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-light);
    text-align: center;
}

.pricing-note {
    background-color: var(--bg-light);
    border-left: 4px solid var(--primary-color);
    padding: 25px 35px;
    border-radius: 8px;
    text-align: center;
}

.pricing-note p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
    margin: 0;
}

.pricing-note i {
    color: var(--primary-color);
    margin-right: 8px;
    font-size: 1.1rem;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact {
    background-color: var(--bg-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 20px;
    font-weight: 700;
}

.contact-info > p {
    color: var(--text-secondary);
    line-height: 2;
    margin-bottom: 40px;
}

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

.contact-method {
    display: flex;
    gap: 20px;
    padding: 25px;
    background-color: var(--bg-light);
    border-radius: 12px;
    transition: var(--transition);
}

.contact-method:hover {
    background-color: var(--border-color);
}

.contact-method i {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-method h4 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.contact-method p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.social-link {
    color: var(--primary-color);
    font-weight: 500;
}

.social-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ==========================================
   Contact Form
   ========================================== */
.contact-form {
    background-color: var(--bg-light);
    padding: 40px;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: var(--transition);
    background-color: var(--bg-white);
}

.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(166, 153, 137, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    margin-top: 10px;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background-color: var(--primary-dark);
    color: var(--bg-white);
    padding: 50px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-logo img {
    height: 22px;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.footer-text p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-size: 1.2rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

/* ==========================================
   Back to Top Button
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--bg-white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 999;
}

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

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

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

.fade-in {
    animation: fadeInUp 0.8s ease;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 968px) {
    :root {
        --section-padding: 70px;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--bg-white);
        flex-direction: column;
        justify-content: flex-start;
        padding: 50px 0;
        gap: 30px;
        transition: left 0.3s ease;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-bg {
        width: 80%;
        max-width: 600px;
        opacity: 0.06;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .team-section {
        margin-top: 70px;
        padding-top: 60px;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .strengths-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (min-width: 969px) and (max-width: 1280px) {
    .services-grid {
        gap: 20px;
    }
    
    .service-card {
        padding: 35px 25px;
    }
    
    .service-card h3 {
        font-size: 1.15rem;
    }
    
    .service-card p {
        font-size: 0.9rem;
    }
    
    .strengths-grid {
        gap: 25px;
    }
    
    .strength-card {
        padding: 35px 25px;
    }
    
    .strength-card h3 {
        font-size: 1.15rem;
    }
    
    .strength-card p {
        font-size: 0.9rem;
    }
    
    .strength-number {
        font-size: 2.5rem;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    .pricing-card {
        padding: 35px 25px;
    }
    
    .pricing-header h3 {
        font-size: 1.1rem;
    }
    
    .price-amount {
        font-size: 2.2rem;
    }
    
    .options-grid {
        gap: 30px;
    }
    
    .option-pricing-card {
        padding: 30px;
    }
    
    .works-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 20px;
    }
    
    .nav-container {
        padding: 15px 20px;
    }
    
    .hero {
        min-height: 500px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .hero-bg {
        width: 90%;
        max-width: 400px;
        opacity: 0.05;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        padding: 14px 35px;
        font-size: 15px;
    }
    
    .section-header {
        margin-bottom: 50px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .team-section {
        margin-top: 50px;
        padding-top: 40px;
    }
    
    .team-title {
        font-size: 1.6rem;
        margin-bottom: 40px;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .team-image {
        height: 350px;
    }
    
    .team-info {
        padding: 30px 25px;
    }
    
    .team-name-jp {
        font-size: 1.6rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .pricing-options {
        margin: 40px 0 30px;
    }
    
    .options-title {
        font-size: 1.5rem;
        margin-bottom: 30px;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .option-pricing-card {
        padding: 25px 20px;
    }
    
    .option-header {
        gap: 12px;
    }
    
    .option-header i {
        font-size: 1.5rem;
    }
    
    .option-header h4 {
        font-size: 1.2rem;
    }
    
    .pricing-note {
        padding: 20px 25px;
    }
    
    .pricing-note p {
        font-size: 0.9rem;
    }
    
    .works-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .works-note {
        margin-top: 35px;
    }
    
    .works-note p {
        font-size: 0.9rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}