/* event-style.css */
/* イベントページ用の基本スタイル */

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.8;
    color: #333;
    background-color: #fdfdfa;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 30px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

header {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 2px solid #fde4e1;
}

header h1 {
    font-size: 2.2em; /* 少し小さくして長いタイトルに対応 */
    color: #e86a5a;
    margin: 0;
}

header p {
    font-size: 1.1em;
    color: #555;
}

.main-visual {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px; /* 下のPDFリンクとの間隔を調整 */
}

.pdf-link {
    text-align: center;
    margin-bottom: 30px;
}

.pdf-link a {
    display: inline-block;
    font-weight: bold;
    text-decoration: none;
    color: #333;
    background-color: #f3f3f3;
    padding: 10px 20px;
    border-radius: 5px;
    border: 1px solid #ddd;
    transition: background-color 0.3s;
}

.pdf-link a:hover {
    background-color: #e9e9e9;
}

main section {
    margin-bottom: 40px;
}

h2 {
    font-size: 1.8em;
    color: #e86a5a;
    border-bottom: 2px solid #fde4e1;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

#intro p {
    margin-bottom: 1em;
}

.details-grid {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 15px;
    font-size: 1.0em; /* 少しフォントを調整 */
    align-items: start;
}

.details-grid dt {
    font-weight: bold;
    color: #e86a5a;
    text-align: right;
}

.details-grid dd {
    margin: 0;
}

/* 登壇者リストのスタイル */
.speaker-list {
    list-style: none;
    padding-left: 0;
}

.speaker-list li {
    background-color: #fefaf8;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 10px;
    border-left: 5px solid #e86a5a;
}

.speaker-list li strong {
    font-size: 1.1em;
    color: #333;
}

.register-section {
    text-align: center;
    padding: 30px;
    background-color: #fefaf8;
    border-radius: 8px;
}

.cta-button {
    display: inline-block;
    background-color: #ff7f50;
    color: #fff;
    padding: 15px 40px;
    font-size: 1.2em;
    font-weight: bold;
    text-decoration: none;
    border-radius: 50px;
    transition: background-color 0.3s, transform 0.3s;
    box-shadow: 0 4px 10px rgba(255, 127, 80, 0.4);
}

.cta-button:hover {
    background-color: #e86a5a;
    transform: translateY(-2px);
}

footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    font-size: 0.9em;
    color: #777;
}

footer a {
    color: #e86a5a;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}