:root {
    --bg: #f4f1ea;
    --surface: rgba(255, 255, 255, 0.88);
    --surface-strong: #ffffff;
    --text: #1d2630;
    --muted: #5a6470;
    --line: rgba(29, 38, 48, 0.09);
    --accent: #0f766e;
    --accent-strong: #115e59;
    --highlight: #f59e0b;
    --shadow: 0 24px 60px rgba(29, 38, 48, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.14), transparent 28%),
        radial-gradient(circle at top right, rgba(245, 158, 11, 0.12), transparent 24%),
        linear-gradient(180deg, #f9f7f2 0%, var(--bg) 100%);
}

a {
    color: inherit;
}

.site-shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 56px;
}

.hero,
.page-header,
.panel {
    border: 1px solid var(--line);
    border-radius: 28px;
    background: var(--surface);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow);
}

.hero {
    padding: 36px;
    margin-bottom: 28px;
}

.hero__eyebrow,
.section-heading__eyebrow {
    margin: 0 0 12px;
    color: var(--accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 800;
}

.hero h1,
.page-header h1 {
    margin: 0;
    font-size: clamp(2.4rem, 5vw, 4.6rem);
    line-height: 0.95;
    letter-spacing: -0.05em;
}

.hero__lead,
.page-header p,
.feature-card p,
.policy-card p {
    color: var(--muted);
    line-height: 1.7;
}

.hero__lead {
    max-width: 760px;
    margin: 18px 0 0;
    font-size: 1.05rem;
}

.hero__actions,
.policy-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button,
.text-link,
.crumb {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.button {
    padding: 14px 18px;
    border-radius: 999px;
    border: 1px solid var(--line);
    font-weight: 700;
}

.button:hover,
.text-link:hover,
.crumb:hover,
.policy-card:hover {
    transform: translateY(-1px);
}

.button--primary {
    color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    border-color: transparent;
}

.button--ghost {
    background: rgba(255, 255, 255, 0.7);
}

.layout-grid {
    display: grid;
    gap: 28px;
}

.panel {
    padding: 28px;
}

.section-heading {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: end;
    margin-bottom: 20px;
}

.section-heading h2 {
    margin: 0;
    font-size: 1.7rem;
    letter-spacing: -0.03em;
}

.feature-grid,
.card-grid {
    display: grid;
    gap: 18px;
}

.selector-grid {
    display: grid;
    gap: 18px;
    grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
}

.feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.feature-card,
.policy-card {
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--surface-strong);
}

.feature-card h3,
.policy-card h3 {
    margin: 0 0 10px;
    font-size: 1.15rem;
}

.policy-card {
    display: flex;
    flex-direction: column;
    gap: 14px;
    text-decoration: none;
}

.policy-card--featured {
    min-height: 100%;
    justify-content: space-between;
    background:
        linear-gradient(180deg, rgba(15, 118, 110, 0.07), rgba(255, 255, 255, 0.98)),
        var(--surface-strong);
}

.policy-card--placeholder {
    opacity: 0.82;
}

.policy-card__badge,
.policy-card__status {
    display: inline-flex;
    width: fit-content;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 800;
}

.policy-card__badge {
    background: rgba(15, 118, 110, 0.11);
    color: var(--accent-strong);
}

.policy-card__status {
    background: rgba(245, 158, 11, 0.15);
    color: #9a6700;
}

.text-link,
.crumb {
    color: var(--accent-strong);
    font-weight: 700;
}

.page-header {
    padding: 28px;
    margin-bottom: 24px;
}

.crumb {
    margin-bottom: 14px;
}

@media (max-width: 720px) {
    .site-shell {
        width: min(100% - 20px, 1120px);
        padding-top: 20px;
    }

    .hero,
    .panel,
    .page-header {
        padding: 22px;
        border-radius: 24px;
    }

    .section-heading {
        align-items: start;
        flex-direction: column;
    }

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