/* GitHub風ダークモード */
:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border-color: #30363d;
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --text-link: #58a6ff;
    --accent: #1f6feb;
    --accent-hover: #388bfd;
    --danger: #f85149;
    --success: #3fb950;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
}

.hidden {
    display: none !important;
}

/* Login */
.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.login-container h1 {
    margin-bottom: 24px;
    text-align: center;
}

.login-container form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-container input {
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
}

.login-container input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.1);
}

.login-container button {
    padding: 8px 16px;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

.login-container button:hover {
    background: var(--accent-hover);
}

.error-message {
    margin-top: 16px;
    padding: 8px;
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--danger);
    border-radius: 6px;
    color: var(--danger);
    font-size: 14px;
}

/* Main Layout */
#main-page {
    display: flex;
    height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.projects-section {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.section-header h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.list {
    list-style: none;
}

.list-item {
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
}

.list-item:hover {
    background: var(--bg-tertiary);
}

.list-item.active {
    background: var(--bg-tertiary);
    color: var(--text-link);
}

.main-content {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-primary);
}

.view {
    padding: 24px;
}

.view-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.view-header h2 {
    font-size: 24px;
    font-weight: 600;
}

/* Buttons */
.btn-primary {
    padding: 6px 16px;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-link {
    background: none;
    border: none;
    color: var(--text-link);
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
}

.btn-link:hover {
    text-decoration: underline;
}

.btn-icon {
    width: 24px;
    height: 24px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--bg-primary);
}

/* Filters */
.filters {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    align-items: center;
}

.filters select {
    padding: 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
}

.filters label {
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Threads List */
.threads-list {
    list-style: none;
}

.thread-item {
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: border-color 0.2s;
}

.thread-item:hover {
    border-color: var(--accent);
}

.thread-item-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 8px;
}

.thread-item-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-link);
}

.thread-item-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    gap: 12px;
    align-items: center;
}

.thread-badge {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}

.badge-open {
    background: rgba(63, 185, 80, 0.1);
    color: var(--success);
}

.badge-in-progress {
    background: rgba(31, 111, 235, 0.1);
    color: var(--accent);
}

.badge-blocked {
    background: rgba(248, 81, 73, 0.1);
    color: var(--danger);
}

.badge-done {
    background: rgba(139, 148, 158, 0.1);
    color: var(--text-secondary);
}

.badge-unread {
    background: var(--accent);
    color: white;
}

/* Posts */
.posts-container {
    margin-bottom: 24px;
}

.post {
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 16px;
    background: var(--bg-secondary);
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.post-author {
    font-weight: 600;
    color: var(--text-link);
}

.post-date {
    font-size: 12px;
    color: var(--text-secondary);
}

.post-body {
    margin-top: 12px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.post-body code {
    background: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

.post-body pre {
    background: var(--bg-primary);
    padding: 12px;
    border-radius: 6px;
    overflow-x: auto;
}

/* Jobs */
.jobs-container {
    margin-bottom: 24px;
}

.job {
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 8px;
    background: var(--bg-secondary);
    font-size: 14px;
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.job-type {
    font-weight: 600;
}

.job-status {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
}

/* Reply Form */
.reply-form {
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-secondary);
}

.reply-form h3 {
    margin-bottom: 12px;
    font-size: 16px;
}

.reply-form textarea {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    resize: vertical;
}

.reply-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.1);
}

.reply-form input[type="file"] {
    margin: 12px 0;
    color: var(--text-primary);
}

.reply-form button {
    margin-top: 12px;
}