:root {
    --bg: #f4f1eb;
    --surface: #fffdf8;
    --surface-strong: #f0e8dc;
    --ink: #1c2a39;
    --ink-soft: #5f6b78;
    --line: #d8cec0;
    --accent: #0d5d56;
    --accent-strong: #083f3d;
    --accent-soft: #d9ece7;
    --gold: #b28c4d;
    --shadow: 0 20px 45px rgba(28, 42, 57, 0.12);
    --radius: 22px;
    --container: min(1120px, calc(100% - 48px));
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Noto Sans JP", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(178, 140, 77, 0.12), transparent 24%),
        linear-gradient(180deg, #f8f5ef 0%, #f4f1eb 100%);
    line-height: 1.75;
}

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

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

p,
ul,
dl {
    margin: 0;
}

ul {
    padding-left: 1.1rem;
}

.container {
    width: var(--container);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(18px);
    background: rgba(248, 245, 239, 0.9);
    border-bottom: 1px solid rgba(216, 206, 192, 0.8);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 82px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-weight: 700;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
    color: #fff;
    font-family: "Barlow", sans-serif;
    letter-spacing: 0.08em;
}

.brand-text {
    font-size: 1rem;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 18px;
    font-size: 0.95rem;
}

.site-nav a {
    color: var(--ink-soft);
}

.site-nav a.button {
    color: #fff;
}

.site-nav a.button:hover,
.site-nav a.button:focus-visible {
    color: #fff;
}

.site-nav a[aria-current="page"] {
    color: var(--ink);
    font-weight: 700;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.text-link:hover,
.text-link:focus-visible {
    color: var(--accent);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 24px;
    border: 1px solid transparent;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
    color: #fff;
    font-weight: 700;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(8, 63, 61, 0.28);
}

.button-secondary {
    border-color: rgba(13, 93, 86, 0.18);
    background: rgba(255, 255, 255, 0.7);
    color: var(--accent-strong);
}

.button-small {
    min-height: 44px;
    padding: 0 18px;
}

.hero {
    padding: 72px 0 56px;
}

.hero-grid,
.grid-two,
.footer-grid {
    display: grid;
    gap: 36px;
}

.hero-copy,
.hero-visual,
.page-hero-grid>* {
    animation: rise 0.8s ease both;
}

.hero-visual,
.page-hero-grid>*:last-child {
    animation-delay: 0.12s;
}

.hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    align-items: center;
}

.eyebrow,
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.eyebrow::before,
.section-label::before {
    content: "";
    width: 34px;
    height: 1px;
    background: currentColor;
}

.hero h1,
.section h2,
.page-hero h1 {
    margin: 0;
    line-height: 1.2;
    font-weight: 800;
}

.hero h1 {
    font-size: clamp(2.5rem, 4vw, 4.4rem);
}

.hero-lead,
.section-heading p,
.page-hero p {
    max-width: 62ch;
    margin-top: 24px;
    color: var(--ink-soft);
    font-size: 1.05rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 34px;
}

.hero-metrics div,
.card,
.highlight-panel,
.info-strip,
.contact-box,
.form-panel,
.feature-panel,
.timeline-item,
.cta-band,
.company-card {
    border: 1px solid rgba(216, 206, 192, 0.85);
    border-radius: var(--radius);
    background: rgba(255, 253, 248, 0.82);
    box-shadow: var(--shadow);
}

.hero-metrics div {
    padding: 18px 20px;
}

.hero-metrics dt {
    color: var(--ink-soft);
    font-size: 0.85rem;
}

.hero-metrics dd {
    margin: 8px 0 0;
    font-size: 1.1rem;
    font-weight: 700;
}

.hero-visual img {
    width: 100%;
}

.section {
    padding: 56px 0;
}

.section-intro {
    padding-top: 24px;
}

.grid-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.align-center {
    align-items: center;
}

.section-heading {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
}

.cards {
    display: grid;
    gap: 22px;
}

.cards-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.highlight-panel,
.feature-panel,
.timeline-item,
.company-card,
.contact-box,
.form-panel,
.cta-band {
    padding: 28px;
}

.card h3,
.highlight-panel h3,
.feature-panel h3,
.timeline-item h3,
.company-card h3,
.contact-box h3,
.form-panel h2,
.cta-band h2 {
    margin: 0 0 12px;
    font-size: 1.35rem;
}

.text-link {
    display: inline-flex;
    margin-top: 18px;
    color: var(--accent-strong);
    font-weight: 700;
}

.section-map {
    padding-bottom: 84px;
}

.region-list {
    display: grid;
    gap: 10px;
    margin-top: 20px;
}

.highlight-panel ul {
    display: grid;
    gap: 12px;
    margin-top: 18px;
}

.site-footer {
    padding: 28px 0 44px;
    color: #f8f5ef;
    background: linear-gradient(135deg, #1f2e3d 0%, #12202b 100%);
}

.footer-grid {
    grid-template-columns: 1.2fr 1fr 0.9fr;
    align-items: start;
}

.footer-brand,
.footer-heading {
    margin-bottom: 10px;
    font-weight: 700;
}

.site-footer a {
    color: #fff;
}

.page-hero {
    padding: 72px 0 38px;
}

.page-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
    gap: 28px;
    align-items: center;
}

.page-hero-card {
    padding: 26px;
    border: 1px solid rgba(216, 206, 192, 0.85);
    border-radius: var(--radius);
    background: rgba(255, 253, 248, 0.82);
    box-shadow: var(--shadow);
}

.page-hero-card img,
.feature-panel img,
.company-card img,
.contact-box img {
    width: 100%;
    border-radius: 18px;
}

.page-hero-card dl {
    display: grid;
    gap: 18px;
}

.page-hero-card dt {
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.page-hero-card dd {
    margin: 6px 0 0;
    font-weight: 700;
}

.info-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    overflow: hidden;
}

.info-strip div {
    padding: 20px 24px;
    border-right: 1px solid rgba(216, 206, 192, 0.85);
}

.info-strip div:last-child {
    border-right: 0;
}

.feature-list,
.check-list,
.timeline,
.company-data,
.contact-list {
    display: grid;
    gap: 18px;
}

.feature-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.check-list li,
.contact-list li,
.highlight-panel li,
.region-list li {
    list-style: none;
    position: relative;
    padding-left: 1.4rem;
}

.check-list li::before,
.contact-list li::before,
.highlight-panel li::before,
.region-list li::before {
    content: "";
    position: absolute;
    top: 0.7rem;
    left: 0;
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--gold);
}

.timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.timeline-item span,
.company-data dt {
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 700;
}

.timeline-item p,
.company-data dd,
.contact-note,
.muted {
    color: var(--ink-soft);
}

.company-layout,
.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.82fr);
    gap: 28px;
}

.form-panel-single {
    max-width: 720px;
    margin: 0 auto;
}

.company-data {
    grid-template-columns: 160px 1fr;
}

.company-data dt,
.company-data dd {
    margin: 0;
    padding: 0 0 18px;
    border-bottom: 1px solid rgba(216, 206, 192, 0.85);
}

.contact-box {
    display: grid;
    gap: 18px;
}

.contact-list {
    padding: 0;
}

.form-panel form {
    display: grid;
    gap: 16px;
    margin-top: 22px;
}

.form-row {
    display: grid;
    gap: 8px;
}

label {
    font-weight: 700;
}

input,
textarea,
select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid rgba(28, 42, 57, 0.18);
    border-radius: 16px;
    background: #fff;
    font: inherit;
    color: var(--ink);
}

textarea {
    min-height: 160px;
    resize: vertical;
}

.status-message {
    padding: 16px 18px;
    border-radius: 18px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-weight: 700;
}

.status-message strong {
    display: block;
    margin-bottom: 4px;
}

.cta-band {
    display: grid;
    gap: 16px;
    align-items: center;
    justify-items: start;
    margin-top: 24px;
    background: linear-gradient(135deg, rgba(13, 93, 86, 0.08) 0%, rgba(178, 140, 77, 0.12) 100%);
}

/* ── Language Switcher ─────────────────────────────── */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 3px;
    flex-shrink: 0;
}

.lang-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 28px;
    border-radius: 8px;
    font-family: "Barlow", sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--ink-soft);
    transition: color 0.2s, background 0.2s;
    cursor: default;
}

a.lang-btn {
    cursor: pointer;
}

a.lang-btn:hover {
    color: var(--accent);
    background: var(--accent-soft);
}

.lang-btn.lang-active {
    background: var(--accent);
    color: #fff;
}

/* ── Animations ──────────────────────────────────────── */
@keyframes rise {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 980px) {

    .hero-grid,
    .grid-two,
    .page-hero-grid,
    .footer-grid,
    .feature-list,
    .timeline,
    .company-layout,
    .contact-layout,
    .cards-three,
    .info-strip {
        grid-template-columns: 1fr;
    }

    .info-strip div {
        border-right: 0;
        border-bottom: 1px solid rgba(216, 206, 192, 0.85);
    }

    .info-strip div:last-child {
        border-bottom: 0;
    }

    .hero-metrics {
        grid-template-columns: 1fr;
    }

    .site-nav {
        gap: 14px;
    }

    .company-data {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    :root {
        --container: min(100% - 32px, 1120px);
        --radius: 18px;
    }

    .header-inner {
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: 16px 0;
    }

    .hero,
    .page-hero {
        padding-top: 44px;
    }

    .hero h1,
    .page-hero h1 {
        font-size: clamp(2.1rem, 11vw, 3.3rem);
    }

    .button,
    .button-small {
        width: 100%;
    }

    .hero-actions {
        flex-direction: column;
    }
}