/**
 * AI SEO LAB - White Clean Professional Design
 * Version: 4.0 - AI City Architecture Style
 */

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

:root {
    --white: #ffffff;
    --bg: #f8fafc;
    --navy: #0a1628;
    --navy-light: #1e3a5f;
    --cyan: #00b4d8;
    --orange: #ff6b35;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --font: 'Inter', 'Noto Sans JP', -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--white);
    color: var(--navy);
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* =====================================================
   Scroll Reveal Animation
   ===================================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* =====================================================
   Header
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 24px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-light);
}

.header__logo {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 3px;
    color: var(--navy);
}

.header__logo span {
    color: var(--cyan);
}

.header__nav {
    display: flex;
    gap: 48px;
}

.header__nav a {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray);
    transition: color 0.3s;
}

.header__nav a:hover {
    color: var(--cyan);
}

/* =====================================================
   Hero
   ===================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 60px 100px;
    background: linear-gradient(135deg, var(--white) 0%, var(--bg) 100%);
    position: relative;
    overflow: hidden;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.hero__content {
    position: relative;
    z-index: 2;
}

.hero__eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 28px;
    padding: 12px 24px;
    background: rgba(0, 180, 216, 0.08);
    border-radius: 30px;
    animation: fadeInUp 0.8s ease forwards;
}

.hero__title {
    font-size: clamp(52px, 7vw, 80px);
    font-weight: 900;
    letter-spacing: -3px;
    line-height: 1.15;
    margin-bottom: 32px;
    color: var(--navy);
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.hero__title .highlight {
    background: linear-gradient(135deg, var(--cyan) 0%, var(--orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__lead {
    font-size: 18px;
    line-height: 2.3;
    color: var(--gray);
    margin-bottom: 44px;
    max-width: 520px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero__buttons {
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.hero__image {
    animation: fadeInRight 1s ease 0.4s forwards;
    opacity: 0;
}

.hero__buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.hero__image {
    position: relative;
    animation: fadeInRight 1s ease 0.4s forwards;
    opacity: 0;
}

.hero__image img {
    width: 100%;
    height: auto;
    border-radius: 24px;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.1);
    animation: float 6s ease-in-out infinite;
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 40px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    border-radius: 50px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
}

.btn--primary {
    background: var(--navy);
    color: var(--white);
    border: none;
}

.btn--primary:hover {
    background: var(--cyan);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 30px rgba(0, 180, 216, 0.2);
}

.btn--secondary {
    background: transparent;
    color: var(--navy);
    border: 2px solid var(--gray-light);
}

.btn--secondary:hover {
    border-color: var(--navy);
    background: var(--navy);
    color: var(--white);
    transform: translateY(-4px);
}

/* =====================================================
   Sections
   ===================================================== */
.section {
    padding: 140px 60px;
}

.section--gray {
    background: var(--bg);
}

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

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

.section__eyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 20px;
}

.section__title {
    font-size: clamp(36px, 5vw, 52px);
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--navy);
    margin-bottom: 24px;
}

.section__lead {
    font-size: 17px;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
    line-height: 2;
}

.note-small {
    font-size: 0.8em;
    color: #999;
}

/* =====================================================
   Mission
   ===================================================== */
.mission__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.mission__image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.08);
}

.mission__content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 28px;
    color: var(--navy);
    line-height: 1.4;
}

.mission__content p {
    font-size: 16px;
    line-height: 2.3;
    color: var(--gray);
    margin-bottom: 24px;
}

/* =====================================================
   Services
   ===================================================== */
.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid var(--gray-light);
}

.service-card:hover {
    transform: translateY(-16px);
    box-shadow: 0 30px 80px rgba(0, 180, 216, 0.15);
    border-color: var(--cyan);
}

.service-card__image {
    height: 200px;
    overflow: hidden;
}

.service-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.service-card:hover .service-card__image img {
    transform: scale(1.1);
}

.service-card__body {
    padding: 36px;
}

.service-card__title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--navy);
}

.service-card__text {
    font-size: 15px;
    line-height: 2;
    color: var(--gray);
}

/* =====================================================
   About
   ===================================================== */
.about__grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 100px;
    align-items: center;
}

.about__image {
    position: relative;
}

.about__image img {
    width: 100%;
    border-radius: 20px;
}

.about__image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: 20px;
    bottom: 20px;
    border: 2px solid var(--cyan);
    border-radius: 20px;
    opacity: 0.3;
    z-index: -1;
}

.about__content h3 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 32px;
    color: var(--navy);
    line-height: 1.35;
}

.about__content p {
    font-size: 16px;
    line-height: 2.3;
    color: var(--gray);
    margin-bottom: 24px;
}

/* =====================================================
   Contact
   ===================================================== */
.contact {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    padding: 120px 60px;
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('images/contact.png') center/cover no-repeat;
    opacity: 0.15;
}

.contact__inner {
    max-width: 600px;
    position: relative;
    z-index: 1;
}

.contact__eyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 5px;
    text-transform: uppercase;
    color: var(--orange);
    margin-bottom: 20px;
}

.contact__title {
    font-size: 44px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 24px;
}

.contact__lead {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 40px;
    line-height: 2;
}

.btn--white {
    background: var(--white);
    color: var(--navy);
    border: none;
}

.btn--white:hover {
    background: var(--orange);
    color: var(--white);
    transform: translateY(-3px);
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
    background: var(--navy);
    padding: 80px 60px;
    text-align: center;
}

.footer__logo {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 3px;
    color: var(--white);
    margin-bottom: 12px;
}

.footer__company {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 32px;
}

.footer__nav {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.footer__nav a {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s;
}

.footer__nav a:hover {
    color: var(--cyan);
}

.footer__copyright {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.3);
}

/* =====================================================
   Responsive
   ===================================================== */

/* =====================================================
   Page Hero (Sub Pages)
   ===================================================== */
.page-hero {
    padding: 180px 60px 100px;
    background: linear-gradient(135deg, var(--bg) 0%, var(--white) 100%);
    text-align: center;
}

.page-hero--small {
    padding: 160px 60px 80px;
}

.page-hero__title {
    font-size: clamp(36px, 5vw, 52px);
    font-weight: 800;
    letter-spacing: -2px;
    color: var(--navy);
    margin-bottom: 24px;
}

.page-hero__lead {
    font-size: 16px;
    line-height: 2;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

/* =====================================================
   Prose
   ===================================================== */
.prose {
    max-width: 800px;
    margin: 0 auto;
}

.prose p {
    font-size: 16px;
    line-height: 2.2;
    color: var(--gray);
    margin-bottom: 20px;
}

/* =====================================================
   Layers (Concept Page)
   ===================================================== */
.layers {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.layer {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    background: var(--white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.layer__number {
    font-size: 32px;
    font-weight: 900;
    color: var(--cyan);
    line-height: 1;
}

.layer__title {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 8px;
}

.layer__text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--gray);
}

/* =====================================================
   Features (Plan Page)
   ===================================================== */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature {
    text-align: center;
    padding: 40px 24px;
    background: var(--bg);
    border-radius: 16px;
}

.feature__icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.feature__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 12px;
}

.feature__text {
    font-size: 14px;
    line-height: 1.9;
    color: var(--gray);
}

/* =====================================================
   Plan Cards
   ===================================================== */
.plan-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.plan-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 20px;
    padding: 40px 32px;
    text-align: center;
    position: relative;
    transition: all 0.3s;
}

.plan-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.plan-card--featured {
    border-color: var(--cyan);
    box-shadow: 0 10px 40px rgba(0, 180, 216, 0.15);
}

.plan-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--navy);
    color: var(--white);
    font-size: 11px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 20px;
    letter-spacing: 0.5px;
}

.plan-card__title {
    font-size: 24px;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 16px;
}

.plan-card__price {
    font-size: 36px;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 24px;
}

.plan-card__price span {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray);
}

.plan-card__list {
    list-style: none;
    text-align: left;
    margin-bottom: 24px;
}

.plan-card__list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-light);
    font-size: 14px;
    color: var(--navy);
}

.plan-card__note {
    font-size: 13px;
    color: var(--gray);
    margin-bottom: 20px;
}

/* =====================================================
   Comparison Table
   ===================================================== */
.table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.comparison-table th,
.comparison-table td {
    padding: 16px 20px;
    text-align: center;
    border-bottom: 1px solid var(--gray-light);
}

.comparison-table thead th {
    background: var(--navy);
    color: var(--white);
    font-weight: 600;
}

.comparison-table thead th.highlight {
    background: var(--cyan);
}

.comparison-table tbody th {
    text-align: left;
    font-weight: 500;
    color: var(--navy);
    background: var(--bg);
}

.comparison-table tbody td.highlight {
    background: rgba(0, 180, 216, 0.08);
}

/* =====================================================
   Case Cards
   ===================================================== */
.case-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.case-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 16px;
    padding: 32px;
}

.case-card__tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--orange);
    margin-bottom: 12px;
}

.case-card__title {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
}

.case-card__list {
    list-style: none;
}

.case-card__list li {
    font-size: 14px;
    color: var(--gray);
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-light);
}

.case-card__list li.result {
    color: var(--orange);
    font-weight: 600;
}

/* =====================================================
   Stats
   ===================================================== */
.stats {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    text-align: center;
}

.stat__number {
    font-size: 48px;
    font-weight: 800;
    color: var(--orange);
    margin-bottom: 8px;
}

.stat__label {
    font-size: 14px;
    color: var(--gray);
}

/* =====================================================
   Testimonials
   ===================================================== */
.testimonials {
    max-width: 800px;
    margin: 0 auto;
}

.testimonial {
    border-left: 4px solid var(--orange);
    padding-left: 24px;
    margin-bottom: 32px;
}

.testimonial__text {
    font-size: 16px;
    line-height: 1.9;
    color: var(--navy);
    margin-bottom: 12px;
}

.testimonial__cite {
    font-size: 14px;
    color: var(--gray);
    font-style: normal;
}

/* =====================================================
   Company Table
   ===================================================== */
.company-table-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.company-table {
    width: 100%;
    border-collapse: collapse;
}

.company-table tr {
    border-bottom: 1px solid var(--gray-light);
}

.company-table th {
    text-align: left;
    padding: 20px 24px 20px 0;
    font-weight: 500;
    color: var(--gray);
    width: 140px;
    vertical-align: top;
}

.company-table td {
    padding: 20px 0;
    color: var(--navy);
}

.company-table a {
    color: var(--cyan);
}

/* =====================================================
   Philosophy
   ===================================================== */
.philosophy {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.philosophy p {
    font-size: 17px;
    line-height: 2.2;
    color: var(--gray);
    margin-bottom: 24px;
}

/* =====================================================
   Expertise Grid
   ===================================================== */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 600px;
    margin: 0 auto;
}

.expertise-item {
    background: var(--white);
    padding: 16px 24px;
    border-radius: 8px;
    text-align: center;
    font-size: 15px;
    color: var(--navy);
}

.expertise-item--wide {
    grid-column: span 2;
}

/* =====================================================
   Contact Grid
   ===================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 20px;
}

.contact-info p {
    font-size: 15px;
    line-height: 2;
    color: var(--gray);
    margin-bottom: 16px;
}

.contact-info h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy);
    margin-top: 40px;
    margin-bottom: 12px;
}

.contact-email {
    font-size: 20px;
    font-weight: 600;
    color: var(--cyan);
}

.contact-note {
    font-size: 13px;
    color: var(--gray);
    margin-top: 8px;
}

/* =====================================================
   Form Styles
   ===================================================== */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 8px;
}

.form-group .required {
    color: var(--orange);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    font-size: 15px;
    border: 1px solid var(--gray-light);
    border-radius: 8px;
    background: var(--white);
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cyan);
}

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

/* =====================================================
   Policy Content
   ===================================================== */
.policy-content {
    max-width: 800px;
    margin: 0 auto;
}

.policy-section {
    margin-bottom: 48px;
}

.policy-section h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--cyan);
    margin-bottom: 20px;
}

.policy-section p {
    font-size: 15px;
    line-height: 2;
    color: var(--gray);
    margin-bottom: 16px;
}

.policy-section ul {
    padding-left: 24px;
    margin-bottom: 16px;
}

.policy-section li {
    font-size: 15px;
    line-height: 2;
    color: var(--gray);
}

.policy-table {
    width: 100%;
    max-width: 400px;
}

.policy-table th {
    text-align: left;
    padding: 8px 24px 8px 0;
    color: var(--gray);
    font-weight: 500;
}

.policy-table td {
    padding: 8px 0;
    color: var(--navy);
}

.policy-table a {
    color: var(--cyan);
}

/* =====================================================
   CTA Section
   ===================================================== */
.cta {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    padding: 100px 60px;
    text-align: center;
}

.cta__title {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
}

.cta__lead {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 36px;
    line-height: 2;
}

.cta__buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn--white {
    background: var(--white);
    color: var(--navy);
    border: none;
}

.btn--white:hover {
    background: var(--cyan);
    color: var(--white);
    transform: translateY(-4px);
}

.btn--ghost-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn--ghost-white:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

/* =====================================================
   Breadcrumb
   ===================================================== */
.breadcrumb {
    padding: 120px 60px 0;
    font-size: 13px;
    color: var(--gray);
}

.breadcrumb a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--cyan);
}

.breadcrumb__separator {
    margin: 0 8px;
    color: var(--gray-light);
}

.breadcrumb__current {
    color: var(--navy);
}

/* =====================================================
   Header CTA Button
   ===================================================== */
.header__nav-cta {
    background: var(--cyan);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s;
}

.header__nav-cta:hover {
    background: var(--navy);
    transform: translateY(-2px);
}

/* =====================================================
   Solutions Grid
   ===================================================== */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.solution-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.solution-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
    border-color: var(--cyan);
}

.solution-card__image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.solution-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.solution-card:hover .solution-card__image img {
    transform: scale(1.05);
}

.solution-card__body {
    padding: 32px;
}

.solution-card__tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    color: var(--cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.solution-card__title {
    font-size: 22px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 12px;
}

.solution-card__excerpt {
    font-size: 14px;
    line-height: 1.8;
    color: var(--gray);
    margin-bottom: 16px;
}

.solution-card__link {
    font-size: 14px;
    font-weight: 600;
    color: var(--cyan);
}

/* =====================================================
   LP Hero
   ===================================================== */
.lp-hero {
    padding: 60px 60px 100px;
    background: linear-gradient(135deg, var(--bg) 0%, var(--white) 100%);
}

.lp-hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.lp-hero__tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--cyan);
    background: rgba(0, 180, 216, 0.1);
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 20px;
}

.lp-hero__title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    color: var(--navy);
    line-height: 1.3;
    margin-bottom: 16px;
}

.lp-hero__subtitle {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 20px;
}

.lp-hero__lead {
    font-size: 16px;
    line-height: 2;
    color: var(--gray);
    margin-bottom: 32px;
}

.lp-hero__cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.lp-hero__image img {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

/* =====================================================
   LP Content
   ===================================================== */
.lp-content {
    max-width: 800px;
    margin: 0 auto;
}

.lp-content h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--navy);
    margin: 60px 0 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--cyan);
}

.lp-content h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--navy);
    margin: 40px 0 16px;
}

.lp-content p {
    font-size: 16px;
    line-height: 2;
    color: var(--gray);
    margin-bottom: 20px;
}

.lp-content ul,
.lp-content ol {
    margin: 20px 0;
    padding-left: 24px;
}

.lp-content li {
    font-size: 16px;
    line-height: 2;
    color: var(--gray);
}

/* =====================================================
   CTA Mid (LP内)
   ===================================================== */
.cta-mid {
    background: var(--bg);
    padding: 60px;
    text-align: center;
    border-radius: 16px;
    margin: 60px auto;
    max-width: 800px;
}

.cta-mid__text {
    font-size: 20px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 24px;
}

/* =====================================================
   CTA Box (After Case)
   ===================================================== */
.cta-after-case {
    padding: 80px 60px;
}

.cta-box {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    padding: 60px;
    border-radius: 20px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-box__title {
    font-size: 28px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-box__text {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 32px;
}

/* =====================================================
   FAQ
   ===================================================== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 12px;
    padding: 24px 32px;
    margin-bottom: 16px;
}

.faq-item__q {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 12px;
}

.faq-item__a {
    font-size: 15px;
    line-height: 1.9;
    color: var(--gray);
}

/* =====================================================
   Contact Section (LP内)
   ===================================================== */
.contact-section {
    padding: 100px 60px;
    background: var(--bg);
}

.contact-box {
    text-align: center;
    margin-top: 40px;
}

.contact-box__note {
    font-size: 14px;
    color: var(--gray);
    margin-top: 16px;
}

/* =====================================================
   Journal List
   ===================================================== */
.journal-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.journal-item {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
}

.journal-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.journal-item__link {
    text-decoration: none;
    display: block;
}

.journal-item__thumbnail {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.journal-item__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.journal-item__content {
    padding: 24px;
}

.journal-item__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.journal-item__date {
    font-size: 12px;
    color: var(--gray);
}

.journal-item__category {
    font-size: 11px;
    font-weight: 600;
    color: var(--cyan);
    background: rgba(0, 180, 216, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
}

.journal-item__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--navy);
    line-height: 1.5;
    margin-bottom: 12px;
}

.journal-item__excerpt {
    font-size: 14px;
    line-height: 1.8;
    color: var(--gray);
}

.journal-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px;
    color: var(--gray);
}

/* =====================================================
   Journal Cards (Related)
   ===================================================== */
.journal-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.journal-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 12px;
    padding: 24px;
    text-decoration: none;
    transition: all 0.3s;
}

.journal-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: var(--cyan);
}

.journal-card__thumbnail {
    aspect-ratio: 16/10;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
}

.journal-card__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.journal-card__date {
    font-size: 12px;
    color: var(--gray);
    display: block;
    margin-bottom: 8px;
}

.journal-card__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy);
    line-height: 1.5;
}

/* =====================================================
   Journal Article (Single)
   ===================================================== */
.journal-article__header {
    padding: 40px 60px 60px;
    text-align: center;
}

.journal-article__meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.journal-article__date {
    font-size: 14px;
    color: var(--gray);
}

.journal-article__category {
    font-size: 12px;
    font-weight: 600;
    color: var(--cyan);
    background: rgba(0, 180, 216, 0.1);
    padding: 6px 14px;
    border-radius: 4px;
}

.journal-article__title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    color: var(--navy);
    line-height: 1.4;
    max-width: 900px;
    margin: 0 auto 24px;
}

.journal-article__lead {
    font-size: 17px;
    line-height: 2;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

.journal-article__eyecatch {
    margin-bottom: 60px;
}

.journal-article__eyecatch img {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    display: block;
    border-radius: 12px;
}

.journal-article__body {
    padding: 0 60px 80px;
}

.journal-article__content {
    max-width: 800px;
    margin: 0 auto;
}

.journal-article__content h2 {
    font-size: 26px;
    font-weight: 700;
    color: var(--navy);
    margin: 60px 0 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--cyan);
}

.journal-article__content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--navy);
    margin: 40px 0 16px;
}

.journal-article__content p {
    font-size: 16px;
    line-height: 2.2;
    color: var(--gray);
    margin-bottom: 24px;
}

.journal-article__content ul,
.journal-article__content ol {
    margin: 24px 0;
    padding-left: 24px;
}

.journal-article__content li {
    font-size: 16px;
    line-height: 2;
    color: var(--gray);
    margin-bottom: 8px;
}

.journal-article__content blockquote {
    border-left: 4px solid var(--cyan);
    padding: 20px 24px;
    margin: 32px 0;
    background: var(--bg);
    border-radius: 0 8px 8px 0;
}

.journal-article__content blockquote p {
    margin: 0;
    font-style: italic;
}

.journal-article__content pre {
    background: var(--navy);
    color: #e0e0e0;
    padding: 24px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 24px 0;
}

.journal-article__content code {
    font-family: 'Fira Code', monospace;
    font-size: 14px;
}

.journal-article__tags {
    margin-top: 60px;
    padding-top: 24px;
    border-top: 1px solid var(--gray-light);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.tag {
    display: inline-block;
    font-size: 13px;
    color: var(--gray);
    background: var(--bg);
    padding: 6px 14px;
    border-radius: 20px;
    margin-right: 8px;
    margin-bottom: 8px;
    text-decoration: none;
    transition: all 0.3s;
}

.tag:hover {
    background: var(--cyan);
    color: var(--white);
}

/* =====================================================
   Journal CTA (Theory → Solution)
   ===================================================== */
.journal-cta {
    padding: 80px 60px;
    background: var(--bg);
}

.journal-cta__box {
    background: var(--white);
    border: 2px solid var(--cyan);
    border-radius: 20px;
    padding: 60px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.journal-cta__eyebrow {
    font-size: 13px;
    font-weight: 600;
    color: var(--cyan);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.journal-cta__title {
    font-size: 28px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
}

.journal-cta__text {
    font-size: 16px;
    line-height: 1.9;
    color: var(--gray);
    margin-bottom: 32px;
}

.journal-cta__buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* =====================================================
   Pagination
   ===================================================== */
.pagination {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 60px;
}

.pagination a,
.pagination span {
    display: inline-block;
    padding: 10px 16px;
    font-size: 14px;
    color: var(--gray);
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s;
}

.pagination a:hover {
    background: var(--cyan);
    color: var(--white);
    border-color: var(--cyan);
}

.pagination .current {
    background: var(--navy);
    color: var(--white);
    border-color: var(--navy);
}

/* =====================================================
   Section More
   ===================================================== */
.section__more {
    text-align: center;
    margin-top: 48px;
}

/* =====================================================
   Button Large
   ===================================================== */
.btn--large {
    padding: 18px 40px;
    font-size: 16px;
}

/* =====================================================
   Mobile Menu (Hamburger)
   ===================================================== */
.header__hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

.header__hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--navy);
    position: absolute;
    transition: all 0.3s;
}

.header__hamburger span:nth-child(1) { top: 0; }
.header__hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.header__hamburger span:nth-child(3) { bottom: 0; }

/* メニューオープン時 */
.header.open .header__nav {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    padding: 100px 40px 40px;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    gap: 24px;
    z-index: 1000;
}

.header.open .header__nav a {
    font-size: 18px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-light);
}

.header.open .header__nav-cta {
    margin-top: 20px;
    text-align: center;
}

.header.open .header__hamburger span:nth-child(1) {
    transform: rotate(45deg);
    top: 11px;
}

.header.open .header__hamburger span:nth-child(2) {
    opacity: 0;
}

.header.open .header__hamburger span:nth-child(3) {
    transform: rotate(-45deg);
    bottom: 11px;
}

@media (max-width: 768px) {
    .header__hamburger {
        display: block;
    }
}

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 1024px) {
    .hero__container,
    .mission__grid,
    .about__grid,
    .lp-hero .container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .services__grid,
    .features,
    .plan-cards,
    .case-cards,
    .solutions-grid,
    .journal-list,
    .journal-cards {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .hero__image,
    .lp-hero__image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 16px 24px;
    }
    
    .header__nav {
        display: none;
    }
    
    .hero,
    .section,
    .contact,
    .cta,
    .page-hero,
    .lp-hero,
    .journal-article__header,
    .journal-article__body,
    .journal-cta,
    .cta-after-case,
    .contact-section {
        padding-left: 24px;
        padding-right: 24px;
    }
    
    .section {
        padding-top: 100px;
        padding-bottom: 100px;
    }
    
    .breadcrumb {
        padding: 100px 24px 0;
    }
    
    .about__image::before {
        display: none;
    }
    
    .layer {
        flex-direction: column;
        gap: 16px;
    }
    
    .stat__number {
        font-size: 36px;
    }
    
    .comparison-table {
        font-size: 13px;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 12px 10px;
    }
    
    .journal-cta__box,
    .cta-box,
    .cta-mid {
        padding: 40px 24px;
    }
}

/* =====================================================
   Empire Stats Section（帝国の鼓動）
   原則：黒ネオンNG、控えめな実数表示
   ===================================================== */
.empire-stats {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--navy) 0%, #1a3a5c 100%);
    color: var(--white);
}

.empire-stats__header {
    text-align: center;
    margin-bottom: 60px;
}

.empire-stats__header .section__eyebrow {
    color: var(--cyan);
}

.empire-stats__header .section__title {
    color: var(--white);
}

.empire-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
}

.stat-item__key {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 12px;
    text-transform: uppercase;
}

.stat-item__number {
    font-family: 'Inter', sans-serif;
    font-size: 56px;
    font-weight: 800;
    color: var(--cyan);
    line-height: 1;
    display: inline;
    font-variant-numeric: tabular-nums;
}

.stat-item__plus {
    font-family: 'Inter', sans-serif;
    font-size: 32px;
    font-weight: 600;
    color: var(--cyan);
    vertical-align: top;
}

.stat-item__label {
    display: block;
    margin-top: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 0.05em;
}

/* CTA within Empire Stats */
.empire-stats__cta {
    text-align: center;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.empire-stats__cta-text {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 24px;
    font-weight: 500;
}

.btn--white-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.6);
    padding: 14px 36px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.btn--white-outline:hover {
    background: var(--white);
    color: var(--navy);
    border-color: var(--white);
    transform: translateY(-2px);
}

/* Live Indicator（タイトル横） */
.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 16px;
    vertical-align: middle;
}

.live-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse-live 2s ease-in-out infinite;
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
}

.live-text {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: #22c55e;
}

@keyframes pulse-live {
    0%, 100% { 
        opacity: 1;
        transform: scale(1);
    }
    50% { 
        opacity: 0.6;
        transform: scale(0.9);
    }
}

/* Heartbeat Status Bar */
.empire-stats__heartbeat {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    margin-top: 48px;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.heartbeat__runtime,
.heartbeat__status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.heartbeat__icon {
    font-size: 16px;
}

.heartbeat__label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.05em;
}

.heartbeat__value {
    font-family: 'Inter', monospace;
    font-size: 13px;
    font-weight: 600;
    color: var(--cyan);
    letter-spacing: 0.02em;
}

.heartbeat__sep {
    color: rgba(255, 255, 255, 0.3);
    margin: 0 4px;
}

.heartbeat__dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

@media (max-width: 768px) {
    .empire-stats__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .stat-item__number {
        font-size: 40px;
    }
    
    .stat-item__key {
        font-size: 10px;
    }
    
    .empire-stats__cta-text {
        font-size: 16px;
    }
    
    .live-indicator {
        display: block;
        margin-left: 0;
        margin-top: 12px;
    }
    
    .empire-stats__heartbeat {
        flex-direction: column;
        gap: 16px;
    }
    
    .heartbeat__runtime,
    .heartbeat__status {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* =====================================================
   Empire Status Compact（コンパクト版）
   ===================================================== */
.empire-status-compact {
    background: var(--gray-light);
    padding: 16px 0;
    text-align: center;
}

.empire-status-compact__indicator {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ccc;
}

.status-dot--active {
    background: #22c55e;
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.status-text {
    font-size: 13px;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

/* =====================================================
   Latest Journal Section
   ===================================================== */
.latest-journal {
    padding: 100px 0;
    background: var(--white);
}

.latest-journal .section__header {
    text-align: center;
    margin-bottom: 60px;
}

.latest-journal .journal-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.latest-journal .journal-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: 8px;
    padding: 30px;
    text-decoration: none;
    transition: all 0.3s ease;
    display: block;
}

.latest-journal .journal-card:hover {
    border-color: var(--cyan);
    box-shadow: 0 10px 30px rgba(0, 180, 216, 0.1);
    transform: translateY(-4px);
}

.journal-card__category {
    display: inline-block;
    font-size: 11px;
    color: var(--cyan);
    background: rgba(0, 180, 216, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 12px;
}

.journal-card__date {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.journal-card__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy);
    line-height: 1.6;
    margin: 0;
}

.latest-journal .section__more {
    text-align: center;
}

@media (max-width: 768px) {
    .latest-journal .journal-cards {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   CTA Section
   ===================================================== */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--navy) 0%, #1a3a5c 100%);
    text-align: center;
}

.cta__title {
    font-size: 32px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.5;
}

.cta__lead {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
}

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

.btn--ghost-white {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: var(--white);
}

.btn--ghost-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

@media (max-width: 768px) {
    .cta__title {
        font-size: 24px;
    }
    
    .cta__buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* =====================================================
   Contact Form 7 Styles（v1.0.3追加）
   ===================================================== */

.contact-form .wpcf7 {
    background: #ffffff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.contact-form .wpcf7-form p {
    margin-bottom: 24px;
}

.contact-form .wpcf7-form label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    color: var(--navy);
    margin-bottom: 8px;
}

.contact-form .wpcf7-form input[type="text"],
.contact-form .wpcf7-form input[type="email"],
.contact-form .wpcf7-form input[type="tel"],
.contact-form .wpcf7-form textarea,
.contact-form .wpcf7-form select {
    width: 100%;
    padding: 14px 18px;
    font-size: 16px;
    font-family: inherit;
    border: 2px solid var(--gray-light);
    border-radius: 10px;
    background: #fafafa;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.contact-form .wpcf7-form input[type="text"]:focus,
.contact-form .wpcf7-form input[type="email"]:focus,
.contact-form .wpcf7-form input[type="tel"]:focus,
.contact-form .wpcf7-form textarea:focus,
.contact-form .wpcf7-form select:focus {
    outline: none;
    border-color: var(--cyan);
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(0, 180, 216, 0.1);
}

.contact-form .wpcf7-form textarea {
    min-height: 160px;
    resize: vertical;
}

.contact-form .wpcf7-form input[type="submit"] {
    width: 100%;
    padding: 18px 32px;
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, var(--cyan) 0%, #0096c7 100%);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 180, 216, 0.3);
}

.contact-form .wpcf7-form input[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0, 180, 216, 0.4);
}

.contact-form .wpcf7-response-output {
    margin: 24px 0 0 !important;
    padding: 16px 20px !important;
    border-radius: 10px !important;
    font-size: 14px;
    text-align: center;
}

.contact-form .wpcf7 form.sent .wpcf7-response-output {
    border: 2px solid #10b981 !important;
    background: #ecfdf5 !important;
    color: #065f46 !important;
}

.contact-form .wpcf7 form.invalid .wpcf7-response-output {
    border: 2px solid #ef4444 !important;
    background: #fef2f2 !important;
    color: #991b1b !important;
}

.contact-form .wpcf7-not-valid-tip {
    color: #dc2626;
    font-size: 13px;
    margin-top: 6px;
}

@media (max-width: 768px) {
    .contact-form .wpcf7 {
        padding: 24px 20px;
    }
}

/* =====================================================
   Mobile Menu（v1.0.3追加）
   ===================================================== */

.header__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.header__hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--navy);
    border-radius: 2px;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .header__hamburger {
        display: flex;
    }
    
    .header__nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: #ffffff;
        flex-direction: column;
        padding: 80px 32px 32px;
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
        transition: right 0.3s ease;
        z-index: 1000;
        gap: 0;
    }
    
    .header__nav a {
        padding: 16px 0;
        border-bottom: 1px solid #eee;
        font-size: 16px;
        width: 100%;
    }
    
    .header__nav-cta {
        margin-top: 24px;
        text-align: center;
    }
    
    .header.open .header__nav {
        right: 0;
    }
    
    .header.open .header__hamburger span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .header.open .header__hamburger span:nth-child(2) {
        opacity: 0;
    }
    
    .header.open .header__hamburger span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .header.open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
    }
}