.btn {
    align-items: center;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    font-family: var(--font-sans);
    font-weight: 600;
    justify-content: center;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-filled-white {
    background: #fff;
    border: 1.5px solid #fff;
    color: var(--primary);
}

.btn-filled-white:hover {
    background: var(--primary-lightest);
    border-color: var(--accent);
    color: var(--primary-dark);
}

.btn-lg {
    font-size: 16px;
    height: 54px;
    min-width: 210px;
    padding: 15px 34px;
}

.btn-outline-white {
    background: transparent;
    border: 1.5px solid #fff;
    color: #fff;
}

.btn-outline-white:hover {
    background: #fff;
    color: var(--primary);
}

.cta-banner {
    background: var(--primary);
    padding: 48px 0;
}

.cta-buttons {
    align-items: center;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.cta-inner {
    color: #fff;
    margin: 0 auto;
    max-width: 700px;
    text-align: center;
}

.cta-sub {
    font-size: 15px;
    margin-bottom: 24px;
    opacity: 0.8;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}

.drawer {
    background: var(--bg-white);
    bottom: 0;
    left: 0;
    max-width: 360px;
    overflow-y: auto;
    position: fixed;
    top: 0;
    transform: translateX(-100%);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
    width: 85%;
    z-index: 1002;
}

.drawer-nav a {
    align-items: center;
    color: var(--text-primary);
    display: flex;
    font-size: 16px;
    font-weight: 500;
    justify-content: space-between;
    padding: 15px 20px;
    text-decoration: none;
    transition: background 0.15s;
}

.drawer-overlay {
    background: rgba(0,0,0,0.4);
    inset: 0;
    opacity: 0;
    pointer-events: none;
    position: fixed;
    transition: opacity 0.3s;
    z-index: 1001;
}

.footer {
    background: var(--primary-dark);
    color: rgba(255,255,255,0.85);
    padding: 48px 0 0;
}

.footer-address {
    font-size: 14px;
    line-height: 1.9;
    opacity: 0.7;
}

.footer-copyright {
    color: rgba(255,255,255,0.4);
    font-size: 12px;
}

.footer-divider {
    background: rgba(255,255,255,0.1);
    height: 1px;
}

.footer-legal {
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    line-height: 1.9;
    margin-bottom: 16px;
}

.footer-links a {
    color: rgba(255,255,255,0.65);
    font-size: 14px;
    text-decoration: none;
    transition: color 0.15s;
}

.footer-section h4 {
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
}

.hamburger span {
    background: var(--text-primary);
    border-radius: 1px;
    display: block;
    height: 2px;
    transition: all 0.3s;
    width: 100%;
}

.header {
    align-items: center;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    display: flex;
    height: var(--header-h-m);
    left: 0;
    position: fixed;
    right: 0;
    top: 0;
    transition: box-shadow 0.3s;
    z-index: 1000;
}


.page-hero {
    background: linear-gradient(135deg,#1b5daa 0%,#14478a 50%,#0e3566 100%);
    margin-top: var(--header-h-m);
    overflow: hidden;
    padding: 48px 0 40px;
    position: relative;
    text-align: center;
}

.page-hero-content {
    position: relative;
    z-index: 2;
}

.page-hero-label {
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.page-hero-shapes {
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    position: absolute;
}

.page-hero-sub {
    color: rgba(255,255,255,0.75);
    font-size: 15px;
}

.page-hero-title {
    color: #fff;
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 6px;
}

.ph-s1 {
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 50%;
    height: 250px;
    opacity: 0.5;
    position: absolute;
    right: -40px;
    top: -60px;
    width: 250px;
}

.ph-s2 {
    background: rgba(255,255,255,0.03);
    border-radius: 50%;
    bottom: -30px;
    height: 160px;
    left: -30px;
    opacity: 0.5;
    position: absolute;
    width: 160px;
}

.ph-shape {
    border-radius: 50%;
    opacity: 0.5;
    position: absolute;
}

.policy-body {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.9;
}

.policy-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    padding: 32px 28px;
    position: relative;
    transition: all 0.25s;
}

.policy-card::before {
    background: linear-gradient(180deg,var(--primary),var(--primary-dark));
    border-radius: 4px 0 0 4px;
    content: "";
    height: 100%;
    left: 0;
    position: absolute;
    top: 0;
    width: 4px;
}

.policy-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.policy-heading {
    color: var(--text-primary);
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    line-height: 1.6;
    margin-bottom: 12px;
}

.policy-intro {
    background: var(--bg-white);
    padding: 48px 0;
}

.policy-keyword {
    background: linear-gradient(transparent 60%,rgba(27,93,170,0.1) 60%);
    color: var(--primary-dark);
    display: inline;
    font-weight: 700;
}

.policy-lead {
    color: var(--text-secondary);
    font-size: 17px;
    line-height: 2;
    margin: 0 auto;
    max-width: 800px;
    text-align: center;
}

.policy-list {
    display: grid;
    gap: 28px;
    margin: 0 auto;
    max-width: 900px;
}

.policy-number {
    align-items: center;
    background: var(--primary-light);
    border-radius: var(--radius-full);
    color: var(--primary);
    display: inline-flex;
    font-family: var(--font-serif);
    font-size: 14px;
    font-weight: 700;
    height: 36px;
    justify-content: center;
    margin-bottom: 12px;
    width: 36px;
}

.policy-section {
    background: var(--bg-white);
    padding: 48px 0 64px;
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s,transform 0.6s;
}

.section-header {
    margin-bottom: 40px;
    text-align: center;
}

.section-title {
    color: var(--text-primary);
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
}

.sub-nav {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    position: sticky;
    scrollbar-width: none;
    top: var(--header-h-m);
    z-index: 99;
}

.sub-nav::-webkit-scrollbar {
    display: none;
}

.sub-nav a {
    border-bottom: 3px solid transparent;
    color: var(--text-secondary);
    flex-shrink: 0;
    font-size: 14px;
    font-weight: 500;
    padding: 14px 18px;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.sub-nav a.active {
    border-bottom-color: var(--primary);
    color: var(--primary);
    font-weight: 600;
}

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

.sub-nav-inner {
    display: flex;
    margin: 0 auto;
    max-width: var(--max-w);
    padding: 0 20px;
}

:root {
    --accent: #d4a853;
    --bg-light: #f7f8fa;
    --bg-white: #ffffff;
    --border: #e2e6ea;
    --font-sans: "Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Sans",Meiryo,sans-serif;
    --font-serif: "Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;
    --header-h-d: 76px;
    --header-h-m: 60px;
    --max-w: 1200px;
    --primary: #1b5daa;
    --primary-dark: #14478a;
    --primary-deeper: #0e3566;
    --primary-light: #e8f0fa;
    --primary-lightest: #f2f7fc;
    --radius-full: 50%;
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-sm: 4px;
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --text-primary: #1a1a1a;
    --text-secondary: #5c6370;
    --text-tertiary: #8b9199;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

@media (min-width:768px) {
    .container {
        padding: 0 32px;
    }

    .cta-buttons {
        flex-direction: row;
        gap: 16px;
        justify-content: center;
    }

    .footer-top {
        gap: 40px;
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }

    .page-hero-title {
        font-size: 34px;
    }

    .policy-heading {
        font-size: 20px;
    }

    .section-title {
        font-size: 28px;
    }
}

@media (min-width:1024px) {
    .btn-header-open {
        display: inline-flex;
    }

    .desktop-nav {
        align-items: center;
        display: flex;
        gap: 28px;
        margin-left: 40px;
    }

    .hamburger {
        display: none;
    }

    .header {
        height: var(--header-h-d);
    }

    .header-inner {
        padding: 0 24px;
    }

    .header-risk-link {
        align-items: center;
        background: #fff8e1;
        border: 1px solid #f0e4b8;
        border-radius: 3px;
        color: #8b6914;
        display: inline-flex;
        font-size: 12px;
        font-weight: 500;
        gap: 4px;
        margin-right: 4px;
        padding: 4px 12px;
        text-decoration: none;
        white-space: nowrap;
    }

    .logo-desktop {
        display: block;
        height: 32px;
        width: auto;
    }

    .logo-mobile {
        display: none;
    }

    .page-hero {
        margin-top: var(--header-h-d);
        padding: 64px 0 52px;
    }

    .page-hero-title {
        font-size: 38px;
    }

    .policy-card {
        padding: 36px 36px;
    }

    .policy-section {
        padding: 64px 0 80px;
    }

    .section-title {
        font-size: 30px;
    }

    .sub-nav {
        top: var(--header-h-d);
    }
}

@media (min-width:1280px) {
    .container {
        padding: 0 40px;
    }
}