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

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    color: #383838;
    line-height: 1.8;
    background: #f0f2f5;
    -webkit-text-size-adjust: 100%;
}

a { color: #1980E5; text-decoration: underline; }

/* Hero section (top page placeholder) */
section[data-track-section="hero"] {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: 2rem;
    text-align: center;
}
section[data-track-section="hero"] h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    border: none;
    color: #383838;
}
section[data-track-section="hero"] p {
    font-size: 1.125rem;
    color: #666;
    margin-bottom: 0;
}

/* Legal pages (operator-information, external-transmission) */
.container {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    padding: 32px 20px 40px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
}

.container h1 {
    font-size: 20px;
    font-weight: bold;
    color: #383838;
    border-bottom: 3px solid #1980E5;
    padding-bottom: 10px;
    margin-bottom: 28px;
}

.container h2 {
    font-size: 16px;
    font-weight: bold;
    color: #383838;
    margin: 28px 0 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid #ddd;
}

.container p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 16px;
}

.container ul {
    margin: 0 0 16px 20px;
    font-size: 14px;
    line-height: 1.8;
}
.container ul li { margin-bottom: 4px; }

.container table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
    font-size: 13px;
}
.container th, .container td {
    border: 1px solid #ddd;
    padding: 10px 12px;
    line-height: 1.6;
    vertical-align: top;
}
.container th {
    background: #f5f7fa;
    font-weight: 600;
    color: #555;
    white-space: nowrap;
}
.container td { background: #fff; }

.note, .note-small {
    font-size: 12px;
    color: #888;
    line-height: 1.8;
    margin-bottom: 16px;
}

.updated {
    font-size: 13px;
    color: #888;
    text-align: right;
    margin-top: 32px;
}

.back-link {
    text-align: center;
    margin-top: 20px;
}
.back-link a { font-size: 14px; }

footer {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: 24px 20px;
    font-size: 11px;
    background: #333;
    color: #ccc;
}
footer a { color: #fff; text-decoration: underline; margin: 0 8px; }

/* Emphasis utilities */
.em-lg { color: #F98033; font-weight: 700; }
.em-md { color: #383838; font-weight: 700; background: linear-gradient(transparent 60%, #FFE160 60%); padding: 0 2px; }
.em-sm { color: #383838; font-weight: 700; }