/* ========================================
About Page Styles
======================================== */

/* ========================================
CSS Variables
======================================== */
:root {
    --primary-color: #5596B1;
    --secondary-color: #E4ECF0;
    --accent-color: #E68E30;
    --text-color: #333;
    --white: #ffffff;
    --font-serif: 'adobe-garamond-pro', 'EB Garamond', serif;
    --font-sans: 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Noto Sans JP', 'Helvetica Neue', Arial, sans-serif;
    --font-serif-jp: 'Ryumin Web', 'EB Garamond', 'Times New Roman', serif;
}

/* ========================================
Base Styles
======================================== */
html {
    font-size: 62.5%;
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    width: 100%;
    max-width: 100vw;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

/* ========================================
Typography
======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    margin: 0 0 1rem 0;
}

.section-title {
    font-size: 4rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

/* ========================================
Navigation
======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100vw;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 100;
    overflow-x: hidden;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    width: 90%;
}

.nav-logo a {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 400;
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-logo a:hover {
    color: var(--primary-color);
}

.nav-logo img{
    width: 100px;
}

.nav-container-menu {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: end;
    align-items: center;
    height: 70px;
    width: 90%;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
    z-index: 101;
    position: fixed;
}

.nav-item {
    margin: 0;
}

.nav-link {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
}

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

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

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

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active .bar:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
}

/* ========================================
Button Arrow Styles
======================================== */
.btn-arrow {
    color: var(--text-color);
    transition: color 0.3s ease;
}

.btn-arrow:hover {
    color: var(--primary-color);
}

.works-btn-container {
    text-align: center;
    margin: 8% 0;
}

/* ========================================
Works Button Container
======================================== */

.works-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    color: var(--text-color);
    border: 2px solid var(--text-color);
    padding: 12px 24px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.4rem;
    border-radius: 0;
    transition: all 0.3s ease;
    font-family: var(--font-sans);
    position: relative;
    overflow: hidden;
}

.works-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--text-color);
    z-index: 1;
    transition: left 0.4s cubic-bezier(0.4,0,0.2,1);
}

.works-btn span,
.works-btn .btn-arrow {
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.works-btn .btn-arrow {
    color: var(--text-color);
}

.works-btn:hover::before {
    left: 0;
}

.works-btn:hover {
    color: var(--white);
    border-color: var(--text-color);
}

.works-btn:hover .btn-arrow {
    color: var(--white);
    transform: translateX(-4px);
}

/* ========================================
    About Hero Section
======================================== */

.about-hero {
    position: relative;
    height: calc(100vh - 70px);
    min-height: 600px;
    overflow: hidden;
}

.about-hero-image {
    position: absolute;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    height: 100%;
    z-index: 1;
}

.about-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-hero-overlay {
    position: absolute;
    top: -230px;
    left: -1px;
    width: 100%;
    height: 100%;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 5%;
}

.about-hero-text-box {
    background-color: var(--white);
    padding: 18px 36px;
    max-width: 620px;
    width: 42%;
}

.about-hero-title {
    font-family: var(--font-serif-jp);
    font-size: 3.6rem;
    font-weight: 400;
    color: var(--text-color);
    margin: 0 8px 0 0;
    line-height: 1.3;
    display: inline-block;
}

.about-hero-subtitle {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    font-weight: 400;
    color: var(--text-color);
    margin: 0;
    letter-spacing: 0.1em;
    display: inline-block;
}

.about-hero-side-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    color: var(--white);
    font-family: var(--font-serif);
    font-size: 8.2rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: absolute;
    right: 5%;
    top: 40%;
    white-space: nowrap;
}

/* ========================================
    About Main Content
======================================== */
.about-main {
    padding: 8% 0;
    background-color: var(--white);
}

.about-content-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 60px;
    margin: 0 auto;
    align-items: center;
}

.about-content-left {
    flex: 1;
    max-width: 500px;
}

.about-content-right {
    flex: 1;
    max-width: 500px;
}

.about-content-header {
    margin-bottom: 30px;
}

.about-content-subtitle {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    margin: 0 0 8px 8px;
}

.about-content-title {
    font-family: var(--font-serif);
    font-size: 3.6rem;
    font-weight: 400;
    color: var(--primary-color);
    margin: 0 0 15px 0;
    letter-spacing: 0.05em;
}

.about-content-line {
    width: 240px;
    height: 2px;
    background-color: var(--primary-color);
    margin: 0;
}

.about-content-name {
    margin-bottom: 30px;
}

.about-name-en {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin: 0 0 8px 0;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.about-name-jp {
    font-family: var(--font-serif-jp);
    font-size: 3.2rem;
    font-weight: 400;
    color: var(--text-color);
    margin: 0;
    letter-spacing: 0.05em;
}

.about-content-text {
    line-height: 1.8;
}

.about-content-text p {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    color: var(--text-color);
    margin: 0 0 6px 0;
}

.about-content-text p:last-child {
    margin-bottom: 0;
}

.highlight-text {
    color: var(--accent-color);
    font-weight: 600;
}

.about-content-image {
    position: relative;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

.about-content-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

/* ========================================
Company & Career Section
======================================== */
.company-career {
    padding-bottom: 8%;
    background-color: var(--white);
}

.company-career-wrapper {
    display: flex;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.company-info,
.career-info {
    flex: 1;
    background-color: var(--white);
    border-radius: 8px;
    border: 2px solid var(--primary-color);
    overflow: hidden;
}

/* Company Info Styles */
.company-header {
    background-color: var(--primary-color);
    padding: 16px 24px;
    color: var(--white);
    text-align: center;
}

.company-title {
    font-family: var(--font-serif-jp);
    font-size: 2.4rem;
    font-weight: 400;
    margin: 0;
    color: var(--white);
}

.company-description {
    padding: 50px;
    border-bottom: 1px solid #E4ECF0;
}

.company-subtitle {
    font-family: var(--font-sans);
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 15px 0;
}

.company-text {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
}

.department-info {
    padding: 30px;
}

.department-title {
    font-family: var(--font-sans);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 20px 0;
    padding: 15px 20px;
    background-color: #F8F9FA;
    border-radius: 4px;
}

.responsibility-section,
.job-section {
    margin-bottom: 25px;
}

.responsibility-title,
.job-title {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 0 0 10px 0;
}

.responsibility-list,
.job-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.responsibility-list li,
.job-list li {
    font-family: var(--font-sans);
    font-size: 1.4rem;
    color: var(--text-color);
    padding: 8px 0;
    border-bottom: 1px solid #F0F0F0;
    position: relative;
    padding-left: 20px;
}

.responsibility-list li:before,
.job-list li:before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.responsibility-list li:last-child,
.job-list li:last-child {
    border-bottom: none;
}

/* Career Info Styles */
.career-header {
    background-color: var(--primary-color);
    padding: 16px 24px;
    color: var(--white);
    text-align: center;
}

.career-title {
    font-family: var(--font-serif);
    font-size: 2.4rem;
    font-weight: 400;
    margin: 0;
    color: var(--white);
}

.career-history{
    padding: 50px 50px 0 50px;
}
.licenses-certifications {
    padding: 50px;
}

.licenses-certifications {
    border-bottom: none;
}

.history-title,
.licenses-title {
    font-family: var(--font-sans);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 20px 0;
    padding: 15px 20px;
    background-color: #F8F9FA;
}

.history-timeline,
.licenses-timeline {
    list-style: none;
    padding: 0;
    margin: 0;
}

.history-item,
.license-item {
    display: flex;
    flex-direction: column;
    padding: 15px 0;
    border-bottom: 1px solid #F0F0F0;
    position: relative;
}

.history-item:last-child,
.license-item:last-child {
    border-bottom: none;
}

.history-date,
.license-date {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.history-company,
.license-name {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    color: var(--text-color);
    font-weight: 500;
}

.history-description {
    font-size: 1.2rem;
    color: #666;
    margin: 6px 0 0 0;
    line-height: 1.5;
}

/* ========================================
Strengths Section
======================================== */
.strengths {
    padding: 100px 0;
    background-color: #F1EAE2;
}

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

.strengths-subtitle {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    margin: 0 0 8px 0;
    font-weight: 400;
}

.strengths-title {
    font-family: var(--font-serif);
    font-size: 3.6rem;
    font-weight: 400;
    color: var(--text-color);
    margin: 0 0 20px 0;
    letter-spacing: 0.05em;
    position: relative;
}

.strengths-title::before {
    left: calc(50% - 80px);
}

.strengths-title::after {
    right: calc(50% - 80px);
}

.strengths-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color) 0%, #FFD700 100%);
    margin: 0 auto;
}

.strengths-circles {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    padding: 0 0 5%;
}

.strength-circle {
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    padding: 140px 50px;
    text-align: center;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    position: relative;
    z-index: 2;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.strength-circle:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    background-color: rgba(255, 255, 255, 0.9);
}

.strength-circle-1 {
    width: 520px;
    height: 520px;
    margin-bottom: -140px;
    z-index: 3;
}

.strength-circle-2 {
    width: 520px;
    height: 520px;
    z-index: 2;
}

.strength-circle-3 {
    width: 520px;
    height: 520px;
    margin-left: -60px;
    z-index: 2;
}

.strength-bottom-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
}

.strength-title {
    font-family: var(--font-sans);
    font-size: 2.4rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 24px 0;
    line-height: 1.4;
    position: relative;
}

.strength-title::after {
    content: '';
    position: absolute;
    bottom: -14px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: var(--accent-color);
    border-radius: 2px;
}

.strength-content {
    text-align: center;
    width: 70%;
    margin: 10% auto;
}

.strength-content p {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    color: var(--text-color);
    line-height: 1.6;
}

.strength-content p:last-child {
    margin-bottom: 0;
}

/* ========================================
   Skills Section
======================================== */
.skills {
    padding: 8% 0;
    background-image: linear-gradient(90deg, rgba(191, 224, 239, 1), rgba(242, 227, 196, 1));
}

.skills-header {
    text-align: center;
    margin-bottom: 8%;
}

.skills-subtitle {
    font-size: 1.2rem;
    color: var(--text-color);
    margin: 0 0 10px 0;
    font-weight: 400;
    font-family: var(--font-sans);
}

.skills-title {
    font-size: 3.6rem;
    font-weight: 400;
    color: var(--text-color);
    margin: 0 0 20px 0;
    font-family: var(--font-serif);
    letter-spacing: 2px;
}

.skills-line {
    width: 100px;
    height: 2px;
    background-color: var(--primary-color);
    margin: 0 auto;
}

.skills-categories {
    display: flex;
    flex-direction: column;
    gap: 14rem;
    max-width: 1200px;
    margin: 0 auto;
}

.skill-category {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.category-header {
    padding: 8px 0;
    text-align: center;
    color: var(--white);
    font-weight: 400;
    font-size: 3rem;
    background-color: var(--primary-color);
}

.category-header h3 {
    font-weight: 400;
}


.category-content {
    padding: 5% 20px;
    display: flex;
    flex-direction: row;
    gap: 20px;
    align-items: flex-start;
}

.skill-item {
    text-align: center;
    flex: 1;
    min-width: 0;
    padding: 0 30px;
    border-right: 2px solid #E4ECF0;
    height: 250px;
}

.skill-item:last-child {
    border-right: none;
}

.skill-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-icon img {
    width: 70px;
    height: 70px;
    object-fit: contain;
    transition: all 0.3s ease;
}

.skill-icon svg {
    width: 70px;
    height: 70px;
    transition: all 0.3s ease;
}

.skill-icon svg path,
.skill-icon svg circle {
    transition: fill 0.3s ease;
}

.skill-icon:hover svg path,
.skill-icon:hover svg circle {
    fill: #fff !important;
}

.skill-name {
    background-color: #E4ECF0;
    padding: 6px 24px;
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 10px;
    display: block;
    width: 160px;
    margin: 0 auto;
}

.skill-rating {
    margin-bottom: 15px;
}

.star {
    color: #C8C8C8;
    font-size: 2rem;
    margin: 0 2px;
}

.star.filled {
    color: #F7DF1E;
}

.star.half {
    background: linear-gradient(90deg, #F7DF1E 50%, #C8C8C8 50%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.skill-description {
    font-size: 1.4rem;
    line-height: 1.5;
    color: var(--text-color);
    margin: 0;
    text-align: left;
}

.marketing-name {
    margin-bottom: 16px;
}

/* ========================================
    Footer
======================================== */
.footer {
    background-color: #E4ECF0;
    color: var(--text-color);
    text-align: center;
    padding: 40px 0;
}

.footer-nav {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 20px;
}

.footer-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 400;
    font-size: 2rem;
    transition: color 0.3s ease;
    font-family: var(--font-serif);
}

.footer-link:hover {
    color: var(--primary-color);
}

.footer-text {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
}

.copy-mark {
    font-size:1.8rem;
    position: relative;
    top: 3px;
}

/* ========================================
    Responsive Design for About Pag
======================================== */

@media (max-width: 1440px) {
    .about-hero-side-text{
        font-size: 7.2rem;
    }
}

@media (max-width: 1024px) {
    .about-hero-side-text{
        font-size: 6.2rem;
        top: 45%;
    }
    .about-content-title,.about-name-jp{
        font-size: 2.8rem;
    }

    .about-content-header,.about-content-name{
        margin-bottom: 20px;
    }

    .about-content-text p{
        font-size: 1.4rem;
    }

    .about-hero-title{
        font-size: 2.8rem;
    }

    .about-hero-subtitle{
        font-size: 1.4rem;
    }

    .career-history{
        padding: 50px 30px 0 30px;
    }

    .licenses-certifications {
        padding: 50px 30px;
    }

    .company-description{
        padding: 50px 30px;
    }

    .company-career-wrapper {
        gap: 40px;
    }

    .company-title,
    .career-title {
        font-size: 2rem;
    }

    .company-subtitle {
        font-size: 1.6rem;
    }

    .department-title,
    .history-title,
    .licenses-title {
        font-size: 1.6rem;
    }

    .strength-circle{
        padding: 120px 50px;
    }

    .strength-circle-1 {
        margin-bottom: -90px;
        width: 420px;
        height: 420px;
    }
    
    .strength-circle-2,
    .strength-circle-3 {
        width: 420px;
        height: 420px;
    }

    .strength-title{
        font-size: 2.2rem;
    }

    .strength-content p{
        font-size: 1.4rem;
    }

    .strength-content{
        width: 80%;
    }

    .category-content{
        gap: 8px;
    }

    .skill-item{
        padding: 0 10px;
        height: 230px;
    }

    .skill-description{
        font-size: 1.2rem;
    }

    .skill-name{
        width: 130px;
    }
}

@media (max-width: 768px) {
    .about-hero-image{
        top: 60px;
    }

    .nav-menu {
        position: fixed;
        right: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 50%;
        height: calc(100vh - 70px);
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 10% 0;
        gap: 3rem;
        overflow-y: auto;
        z-index: 99;
    }

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

    .hamburger {
        display: flex;
    }

    .about-hero {
        height: 80vh;
        min-height: 500px;
    }

    .about-hero-overlay {
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        top: 0;
    }
    
    .about-hero-text-box {
        padding: 20px 30px;
        max-width: 280px;
    }
    
    .about-hero-title {
        font-size: 2.4rem;
    }
    
    .about-hero-side-text {
        font-size: 5.2rem;
        top: 25%;
    }

    .container{
        width: 80%;
        padding: 0;
    }

    .about-main{
        padding: 12% 0;
    }

    .about-content-subtitle{
        font-size: 1rem;
    }

    .about-name-jp {
        font-size: 2.4rem;
    }
    
    .about-content-wrapper {
        flex-direction: column;
        gap: 60px;
    }
    
    .about-content-left,
    .about-content-right {
        max-width: 100%;
    }
    
    .about-content-image {
        max-width: 420px;
    }

    .company-career-wrapper {
        flex-direction: column;
        gap: 60px;
    }

    .company-header,
    .career-header {
        padding: 15px 20px;
    }

    .company-career{
        padding-bottom: 12%;
    }

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

    .strengths-title{
        font-size: 2.8rem;
    }
    
    .strength-title {
        font-size: 1.6rem;
        margin-bottom: 20px;
    }
    
    .strength-circle-1 {
        margin-bottom: -70px;
        width: 340px;
        height: 340px;
        padding: 80px 30px;
    }
    
    .strength-circle-2,
    .strength-circle-3 {
        margin: 0 -20px 0 -20px;
        width: 340px;
        height: 340px;
        padding: 80px 30px;
    }
    
    .strength-content p {
        font-size: 1.2rem;
    }

    .skills-categories {
        flex-direction: column;
        gap: 8rem;
    }

    .category-content {
        flex-direction: column;
        gap: 3rem;
        align-items: center;
    }

    .skills{
        padding: 12% 0;
    }

    .skill-name {
        width: 180px;
    }

    .skill-item {
        border-right: none;
        border-bottom: 1px solid #E2E8F0;
        padding: 15px 10%;
    }

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

    .skills-title {
        font-size: 2.5rem;
    }

    .works-btn-container{
        margin: 12% 0;
    }
}

@media (max-width: 670px) {
    .strength-bottom-row{
        flex-direction: column;
    }
    .strength-circle-1{
        margin-bottom: -30px;
    }

    .strength-circle-2{
        position: relative;
        margin-bottom: -30px;
    }

    .about-hero-side-text{
        font-size: 4.2rem;
    }
}

@media (max-width: 480px) {
    .about-hero-image{
        top: 40px;
    }

    .nav-container{
        width: 100%;
    }

    .nav-logo a{
        font-size: 2.4rem;
    }

    .about-hero-side-text {
        font-size: 3.2rem;
    }
    
    .about-name-en{
        font-size: 1rem;
    }

    .nav-logo img{
        width: 80px;
    }
    .nav-container {
        padding: 0 15px;
    }
    
    .nav-menu {
        padding: 5% 0;
        gap: 2rem;
    }
    
    .nav-link {
        font-size: 1.6rem;
    }

    .about-hero-text-box {
        padding: 15px 10px;
        max-width: 250px;
    }
    
    .about-hero-title {
        font-size: 1.8rem;
    }
    
    .about-content-title {
        font-size: 2.4rem;
    }
    
    .about-name-jp {
        font-size: 2rem;
    }

    .company-career-wrapper {
        gap: 60px;
    }

    .company-subtitle {
        font-size: 1.4rem;
    }

    .company-text{
        font-size: 1.2rem;
    }

    .department-title,
    .history-title,
    .licenses-title {
        font-size: 1.4rem;
        padding: 12px 15px;
    }

    .responsibility-title, .job-title{
        font-size: 1.4rem;
    }

    .company-description,
    .department-info,
    .career-history,
    .licenses-certifications {
        padding: 30px;
    }

    .company-header,
    .career-header {
        padding: 12px 15px;
    }

    .responsibility-list li,
    .job-list li {
        font-size: 1.2rem;
        padding: 6px 0 6px 15px;
    }

    .history-date,
    .license-date {
        font-size: 1rem;
    }

    .history-company,
    .license-name {
        font-size: 1.2rem;
    }

    .history-description {
        font-size: 1rem;
    }
    
    .strength-circle-1 ,
    .strength-circle-2{
        width: 280px;
        height: 280px;
        padding: 50px 40px;
        margin-bottom: 20px;
    }

    .strength-circle-3{
        width: 280px;
        height: 280px;
        padding: 60px 20px;
    }
    
    .strengths {
        padding: 60px 0;
    }
    
    .strengths-header {
        margin-bottom: 40px;
    }
    
    .strengths-title {
        font-size: 2.4rem;
    }
    
    .strengths-title::before,
    .strengths-title::after {
        display: none;
    }

    .strength-content{
        width: 100%;
    }

    .skills-title {
        font-size: 2.4rem;
    }

    .skills-title {
        font-size: 2.4rem;
    }

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

    .category-header{
        font-size: 2rem;
        padding: 8px 0 2px;
    }

    .skill-icon img {
    width: 60px;
    height: 60px;
    }

    .skill-name{
        font-size: 1.4rem;
    }

    .skill-item {
        margin-bottom: 20px;
        padding-bottom: 15px;
        width: 200px;
    }

    .placeholder-box {
        height: 250px;
    }

    .skills-categories {
        flex-direction: column;
        gap: 60px;
    }

    .category-content {
        flex-direction: column;
        gap: 0.5rem;
    }

    .skill-item {
        border-right: none;
        border-bottom: 1px solid #E2E8F0;
        padding: 10px 0;
    }

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

    .category-content {
        padding: 20px 15px;
    }

    .works-btn{
        font-size: 1.2rem;
        padding: 10px 20px;
    }

    .footer-nav {
        flex-direction: column;
        gap: 15px;
    }

    .footer-link{
        font-size: 1.8rem;
    }
}