/* カスタムスタイル */
:root {
    --primary-color: #2ecc71;
    --secondary-color: #3498db;
    --dark-color: #2c3e50;
    --light-bg: #ecf0f1;
    --card-shadow: 0 10px 30px rgba(0,0,0,0.1);
    --hover-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

body {
    font-family: "ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic Pro","メイリオ",Meiryo,"ＭＳ Ｐゴシック",sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

/* ナビゲーションバー */
.navbar {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%) !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff !important;
}

.navbar-brand i {
    color: #f39c12;
    margin-right: 8px;
}

.nav-link {
    color: rgba(255,255,255,0.9) !important;
    transition: all 0.3s ease;
    margin: 0 5px;
    border-radius: 5px;
    padding: 8px 15px !important;
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
    color: #fff !important;
    transform: translateY(-2px);
}

/* メインコンテンツ */
main {
    background: rgba(255,255,255,0.95);
    min-height: calc(100vh - 120px);
    backdrop-filter: blur(10px);
}

/* カード */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    overflow: hidden;
    background: white;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    font-weight: bold;
    border: none;
    padding: 1.2rem;
}

.card-title {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

/* ボタン */
.btn {
    border-radius: 25px;
    padding: 10px 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    box-shadow: 0 4px 15px rgba(46, 204, 113, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 204, 113, 0.4);
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.btn-warning {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(243, 156, 18, 0.4);
    color: white;
}

.btn-outline-primary {
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* バッジ */
.badge {
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.85rem;
}

.badge.bg-info {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%) !important;
}

.badge.bg-danger {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%) !important;
}

.badge.bg-success {
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%) !important;
}

/* テーブル */
.table {
    border-radius: 10px;
    overflow: hidden;
}

.table thead {
    /* background: linear-gradient(135deg, var(--dark-color) 0%, #34495e 100%); */
    color: white;
}

.table thead th {
    border: none;
    padding: 15px;
    font-weight:bold;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(52, 152, 219, 0.05);
}

.table tbody tr {
    transition: all 0.3s ease;
}

.table tbody tr:hover {
    background-color: rgba(52, 152, 219, 0.1);
/*    transform: scale(1.01);*/
}

/* フォーム */
.form-control, .form-select {
    border-radius: 10px;
    border: 2px solid #e0e0e0;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(46, 204, 113, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 8px;
}

/* アラート */
.alert {
    border-radius: 10px;
    border: none;
    padding: 15px 20px;
}

.alert-info {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.1) 0%, rgba(41, 128, 185, 0.1) 100%);
    color: #2980b9;
    border-left: 4px solid #3498db;
}

.alert-success {
    background: linear-gradient(135deg, rgba(46, 204, 113, 0.1) 0%, rgba(39, 174, 96, 0.1) 100%);
    color: #27ae60;
    border-left: 4px solid #2ecc71;
}

/* 順位表の特別なスタイル */
.table tbody tr:first-child {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 193, 7, 0.2) 100%);
    /* font-weight: bold; */
}

.table tbody tr:nth-child(2) {
    background: linear-gradient(135deg, rgba(192, 192, 192, 0.2) 0%, rgba(169, 169, 169, 0.2) 100%);
}

.table tbody tr:nth-child(3) {
    background: linear-gradient(135deg, rgba(205, 127, 50, 0.2) 0%, rgba(184, 115, 51, 0.2) 100%);
}

/* トロフィーアイコン */
.bi-trophy-fill {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* ヒーローセクション */
.hero-section {
    background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
    border-radius: 10px;
    padding: 3rem;
    margin-bottom: 2rem;
    box-shadow: var(--card-shadow);
}

.hero-section h1 {
    color: var(--dark-color);
    font-weight: bold;
    margin-bottom: 1rem;
}

/* フッター */
footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%) !important;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

/* モーダル */
.modal-content {
    border-radius: 15px;
    border: none;
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-radius: 15px 15px 0 0;
    border: none;
}

/* ドロップダウン */
.dropdown-menu {
    border-radius: 10px;
    border: none;
    box-shadow: var(--card-shadow);
    padding: 10px;
}

.dropdown-item {
    border-radius: 5px;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(5px);
}

/* リストグループ */
.list-group-item {
    border: none;
    border-radius: 10px;
    margin-bottom: 5px;
    transition: all 0.3s ease;
}

.list-group-item:hover {
    background: rgba(52, 152, 219, 0.1);
    transform: translateX(5px);
}

/* ローディングアニメーション */
@keyframes slideInFromTop {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.card {
    animation: slideInFromTop 0.5s ease-out;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .navbar-brand {
      font-size: 1.2rem;
    }
    .hero-section {
        padding: 2rem 1rem;
    }

    .btn {
        padding: 8px 20px;
        font-size: 0.9rem;
    }
}