/* --------------------------------------------------
   株式会社インフィオラ | INFIORA Inc.
   a-x.inc Replica Style Sheet with Language Switcher v6
   -------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;700;800;900&family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

:root {
    --color-main: #151B1E;
    --color-text: #151B1E;
    --color-bg: #F5F5F5;
    --color-white: #FFFFFF;
    --color-gray-bg: #F8FAFC;
    --color-border: #E2E8F0;
    --color-muted: #64748B;
    
    --font-en: 'Plus Jakarta Sans', sans-serif;
    --font-jp: 'Noto Sans JP', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    font-family: var(--font-jp);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.font-en { font-family: var(--font-en); }
.font-jp { font-family: var(--font-jp); }

.pc-only { display: block; }

.hidden { display: none !important; }

/* Language Switcher Styling */
.lang-switch-wrap {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-right: 8px;
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 0.88rem;
}

.lang-btn {
    background: none;
    border: none;
    color: var(--color-muted);
    cursor: pointer;
    padding: 2px 4px;
    transition: var(--transition);
}

.lang-btn.active {
    color: var(--color-main);
    border-bottom: 2px solid var(--color-main);
}

.lang-slash {
    color: var(--color-border);
}

/* Real Images Styling */
.about-real-img, .service-real-img {
    width: 100%;
    height: 100%;
    max-height: 380px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.service-card-img-col {
    width: 100%;
    height: 280px;
    border-radius: 12px;
    overflow: hidden;
}

/* Section Heading */
.section-ttl {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--color-main);
    letter-spacing: -0.5px;
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 40px;
}

.section-ttl .sub-ttl {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-muted);
    letter-spacing: 1px;
}

/* Header Buttons */
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-header-outline {
    border: 1px solid var(--color-main);
    color: var(--color-main);
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
}

.btn-header-outline:hover {
    background-color: var(--color-main);
    color: var(--color-white);
}

.btn-header-black {
    background-color: var(--color-main);
    color: var(--color-white) !important;
    padding: 10px 24px;
    border-radius: 6px;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
}

.btn-header-black:hover {
    background-color: #2D3748;
}

.nav-arrow {
    width: 14px;
    height: 14px;
    vertical-align: middle;
}

/* Circle Buttons */
.btn-circle-black {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 36px;
    background-color: var(--color-main);
    color: var(--color-white);
    border-radius: 60px;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-circle-black:hover {
    background-color: #2D3748;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.btn-circle-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 36px;
    background-color: var(--color-white);
    color: var(--color-main);
    border-radius: 60px;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-circle-white:hover {
    background-color: #E2E8F0;
    transform: translateY(-2px);
}

.btn-see-all {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-main);
    text-decoration: none;
    transition: var(--transition);
}

.btn-see-all .circle-icon {
    width: 32px;
    height: 32px;
    background-color: var(--color-main);
    color: var(--color-white);
    border-radius: 50%;
    padding: 6px;
    transition: var(--transition);
}

.btn-see-all:hover .circle-icon {
    transform: translateX(4px);
}

/* Header Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}

.header-inner {
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.brand-logo {
    text-decoration: none;
}

.brand-logo .logo-main {
    font-family: var(--font-en);
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 2px;
    color: var(--color-main);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.main-nav .nav-link {
    text-decoration: none;
    font-family: var(--font-jp);
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--color-main);
    transition: var(--transition);
}

.main-nav .nav-link:hover {
    opacity: 0.6;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-main);
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    position: relative;
    padding-top: 220px;
    padding-bottom: 160px;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.05);
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.75) 0%, rgba(15, 23, 42, 0.85) 100%);
}

.hero-inner {
    max-width: 1000px;
    padding: 0 32px;
    position: relative;
    z-index: 2;
}

.hero-heading {
    font-size: 3.6rem;
    font-weight: 900;
    line-height: 1.3;
    letter-spacing: -1px;
    margin-bottom: 32px;
    color: var(--color-white);
    text-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.hero-description {
    font-size: 1.2rem;
    color: #E2E8F0;
    line-height: 1.8;
    margin-bottom: 48px;
    font-weight: 500;
    text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    max-width: 560px;
    margin: 0 auto;
}

.hero-btn {
    flex: 1;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 800;
    text-decoration: none;
    transition: var(--transition);
}

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

.btn-white:hover {
    background-color: #E2E8F0;
    transform: translateY(-2px);
}

.btn-black {
    background-color: rgba(21, 27, 30, 0.85);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(4px);
}

.btn-black:hover {
    background-color: var(--color-main);
    transform: translateY(-2px);
}

/* News Section */
.common-post-section {
    padding: 100px 0;
    background-color: var(--color-bg);
}

.section-top-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.section-top-row .section-ttl {
    margin-bottom: 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.news-card {
    background-color: var(--color-white);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 20px -5px rgba(0, 0, 0, 0.1);
}

.news-thumb {
    width: 100%;
    height: 200px;
    background-color: #E2E8F0;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
}

.news-thumb .thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.news-card:hover .thumb-img {
    transform: scale(1.04);
}

.news-meta {
    font-size: 0.85rem;
    color: var(--color-muted);
    margin-bottom: 8px;
    font-weight: 700;
}

.news-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-main);
    line-height: 1.6;
}

/* About Section */
.front-about-section {
    padding: 120px 0;
    background-color: var(--color-white);
}

.about-flex-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    align-items: center;
}

.about-sub-heading {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1.35;
    color: var(--color-main);
    margin-bottom: 28px;
    letter-spacing: -0.5px;
}

.about-text {
    font-size: 1.05rem;
    color: #475569;
    line-height: 1.95;
    margin-bottom: 40px;
}

.about-image-wrapper {
    width: 100%;
    height: 380px;
    border-radius: 16px;
    overflow: hidden;
}

/* Services Section */
.front-service-section {
    padding: 120px 0;
    background-color: var(--color-white);
}

.service-block-list {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-top: 40px;
}

.service-black-card {
    background-color: var(--color-main);
    color: var(--color-white);
    border-radius: 20px;
    padding: 56px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
    transition: var(--transition);
}

.service-black-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.15);
}

.service-badge {
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: #38BDF8;
    display: inline-block;
    margin-bottom: 12px;
}

.service-card-ttl {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: 20px;
    line-height: 1.3;
}

.service-card-ttl span {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: #94A3B8;
    margin-bottom: 4px;
}

.service-card-desc {
    font-size: 1.05rem;
    color: #CBD5E1;
    line-height: 1.8;
    margin-bottom: 28px;
}

.service-card-list {
    list-style: none;
    margin-bottom: 36px;
}

.service-card-list li {
    font-size: 0.95rem;
    color: #94A3B8;
    margin-bottom: 8px;
}

/* Company Section */
.company-section {
    padding: 120px 0;
    background-color: var(--color-bg);
}

.company-flex-wrap {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 64px;
}

.company-lead {
    font-size: 1.05rem;
    color: var(--color-muted);
}

.company-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.company-table th, .company-table td {
    padding: 24px 28px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

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

.company-table th {
    width: 30%;
    background-color: #F8FAFC;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-main);
    vertical-align: top;
}

.company-table td {
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.85;
}

/* Contact Section */
.contact-section {
    padding: 120px 0;
    background-color: var(--color-white);
}

.contact-box-inner {
    max-width: 800px;
    margin: 0 auto;
}

.contact-ttl {
    font-size: 2.2rem;
    font-weight: 900;
    text-align: center;
    color: var(--color-main);
    margin-bottom: 12px;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 16px;
}

.contact-lead-text {
    text-align: center;
    font-size: 1.05rem;
    color: var(--color-muted);
    margin-bottom: 48px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

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

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

.form-group label {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-main);
}

.required {
    color: #EF4444;
}

.form-group input, .form-group select, .form-group textarea {
    padding: 16px 20px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-main);
    background-color: var(--color-bg);
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--color-main);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(21, 27, 30, 0.1);
}

.form-notice {
    font-size: 0.88rem;
    color: var(--color-muted);
    text-align: center;
}

.form-notice a {
    color: var(--color-main);
    text-decoration: underline;
    font-weight: 700;
}

.btn-submit-black {
    width: 100%;
    padding: 20px;
    background-color: var(--color-main);
    color: var(--color-white);
    border-radius: 60px;
    font-size: 1.1rem;
    font-weight: 800;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit-black:hover {
    background-color: #2D3748;
    transform: translateY(-2px);
}

.form-success {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    width: 48px;
    height: 48px;
    color: #10B981;
    margin-bottom: 16px;
}

.hidden {
    display: none !important;
}

/* Footer */
.site-footer {
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding-top: 80px;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 60px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.footer-logo {
    font-family: var(--font-en);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-main);
    text-decoration: none;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 8px;
}

.footer-copy-text {
    font-size: 0.9rem;
    color: var(--color-muted);
}

.footer-nav-list {
    display: flex;
    gap: 36px;
    list-style: none;
}

.footer-nav-list a {
    color: var(--color-main);
    text-decoration: none;
    font-family: var(--font-en);
    font-size: 1rem;
    font-weight: 700;
    transition: var(--transition);
}

.footer-nav-list a:hover {
    opacity: 0.6;
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 28px 0;
    text-align: center;
}

.copyright {
    font-family: var(--font-en);
    font-size: 0.85rem;
    color: var(--color-muted);
}

/* Responsive */
@media (max-width: 992px) {
    .btn-header-outline { display: none; }
    .news-grid { grid-template-columns: 1fr; }
    .about-flex-container { grid-template-columns: 1fr; gap: 40px; }
    .service-black-card { grid-template-columns: 1fr; padding: 40px 28px; }
    .company-flex-wrap { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
    .main-nav { display: none; }
    .mobile-menu-toggle { display: block; }
    .hero-heading { font-size: 2.3rem; }
    .hero-description { font-size: 1.05rem; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .hero-btn { width: 100%; }
    .form-row { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; gap: 40px; }
    .footer-nav-list { flex-wrap: wrap; gap: 16px 24px; }
    .company-table th, .company-table td { display: block; width: 100%; padding: 12px 0; }
    .company-table th { background: transparent; padding-bottom: 2px; }
}