:root {
    --primary-color: #4A90E2;
    --primary-hover: #357ABD;
    --bg-color: #F4F7F6;
    --card-bg: #FFFFFF;
    --text-main: #333333;
    --text-muted: #666666;
    --border-color: #E0E0E0;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0;
    padding: 0;
}

.header {
    background-color: var(--primary-color);
    color: white;
    padding: 1.5em 2em;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header h1 {
    margin: 0;
    font-size: 1.5em;
    letter-spacing: 1px;
}

.container {
    max-width: 800px;
    margin: 2em auto;
    padding: 0 1.5em;
}

.info-block {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5em;
    margin-bottom: 1.5em;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.info-block:hover {
    transform: translateY(-2px); 
    box-shadow: 0 8px 16px rgba(0,0,0,0.1); 
}

.info-block h4 {
    margin: 0 0 1em;
    font-size: 1.2em;
    border-bottom: 2px solid var(--bg-color);
    padding-bottom: 0.5em;
}

.info-row {
    display: flex;
    align-items: center;
    gap: 1em;
    margin-bottom: 1em;
}

.info-row:last-child {
    margin-bottom: 0;
}

.label {
    width: 100px;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.9em;
}

input {
    flex: 1;
    padding: 0.7em 1em;
    font-size: 1em;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: #FAFAFA;
    color: var(--text-main);
    transition: border-color 0.2s;
}

input:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: #FFF;
}

button {
    padding: 0.7em 1.5em;
    font-size: 0.9em;
    font-weight: bold;
    color: white;
    background-color: var(--primary-color);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

button:hover {
    background-color: var(--primary-hover);
}

button:active {
    transform: scale(0.96);
}

.status {
    color: #2E7D32;
    font-size: 0.85em;
    font-weight: bold;
    min-width: 100px;
}

/* レスポンシブ */
@media (max-width: 600px) {
    .info-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5em;
    }
    
    .label {
        width: auto;
    }
    
    .status {
        text-align: center;
    }
}

/* ダウンロード */
.top-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1.5em;
}

.btn-download {
    background-color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5em;
}

.btn-download:hover {
    background-color: var(--text-main);
}

/* アカウント追加 */
.bottom-form {
    margin-top: 3em;
    border-style: dashed;
    border-width: 2px;
}

.form-container h3 {
    margin-top: 0;
    margin-bottom: 1em;
    font-size: 1.1em;
    color: var(--primary-color);
}

.input-group {
    display: flex;
    gap: 0.5em;
    flex-wrap: wrap;
}

.input-group input {
    flex: 1;
    min-width: 150px;
}

.btn-add {
    background-color: #4CAF50;
    min-width: 80px;
}

.btn-add:hover {
    background-color: #45A049;
}


/* フッター*/
.site-footer {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    border-top: 1px solid #eaeaea;
    background-color: #f9f9f9;
}

.github-text-link {
    display: inline-block;
    /* color: #333; */
    text-decoration: none;
    font-weight: bold;
    padding: 5px 10px;
}

.github-text-link:hover {
    text-decoration: none;
}