/* ============================================
   Threads AI 自動運用 — スタイルシート
   モバイルファースト・ダークモード系モダンデザイン
   ============================================ */

/* ---- Google Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---- CSS Variables / Design Tokens ---- */
:root {
    --color-bg-base:     #0d1117;
    --color-bg-surface:  #161b22;
    --color-bg-elevated: #1c2128;
    --color-bg-hover:    #212830;
    --color-border:      #30363d;
    --color-border-sub:  #21262d;

    --color-text-primary:    #e6edf3;
    --color-text-secondary:  #8b949e;
    --color-text-muted:      #6e7681;

    --color-accent:      #58a6ff;
    --color-accent-hover:#79b8ff;
    --color-success:     #3fb950;
    --color-warning:     #d29922;
    --color-danger:      #f85149;
    --color-info:        #58a6ff;
    --color-purple:      #bc8cff;
    --color-orange:      #d18616;

    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  12px;
    --radius-xl:  16px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);

    --sidebar-width: 220px;
    --header-height: 56px;
    --transition: 0.15s ease;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
    font-size: 15px; scroll-behavior: smooth;
    overflow-x: hidden; /* 横スクロール絶対禁止 */
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--color-bg-base);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden; /* 横スクロール絶対禁止 */
    max-width: 100vw;
}
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent-hover); }

/* ---- Layout ---- */
.app-wrapper { display: flex; min-height: 100vh; max-width: 100%; overflow: hidden; }

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--color-bg-surface);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    z-index: 200;
    transition: transform 0.25s ease;
}
.sidebar-brand {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border-sub);
    display: flex; align-items: center; gap: 10px;
}
.sidebar-brand-icon {
    width: 28px; height: 28px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; color: white; font-weight: 700;
}
.sidebar-brand-name {
    font-size: 13px; font-weight: 600; color: var(--color-text-primary);
    letter-spacing: 0.02em;
}
.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.nav-group { margin-bottom: 4px; }
.nav-group-label {
    font-size: 10px; font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase; letter-spacing: 0.08em;
    padding: 8px 20px 4px;
}
.nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 20px;
    color: var(--color-text-secondary);
    font-size: 13px; font-weight: 500;
    transition: all var(--transition);
    border-radius: 0;
    cursor: pointer;
}
.nav-item:hover  { color: var(--color-text-primary); background: var(--color-bg-hover); }
.nav-item.active { color: var(--color-accent); background: rgba(88,166,255,0.08); font-weight: 600; }
.nav-item::before {
    content: '';
    width: 0; height: 100%; 
    position: absolute; left: 0;
    background: var(--color-accent);
    transition: width var(--transition);
}
.nav-item.active::before { width: 3px; }
.nav-icon { font-size: 15px; opacity: 0.7; min-width: 18px; text-align: center; }

.sidebar-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--color-border);
    font-size: 12px; color: var(--color-text-muted);
}

/* Main content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex; flex-direction: column;
    min-height: 100vh;
}

/* Header */
.page-header {
    background: var(--color-bg-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 0 28px;
    height: var(--header-height);
    display: flex; align-items: center; justify-content: space-between;
    position: sticky; top: 0; z-index: 50;
    backdrop-filter: blur(8px);
}
.page-title { font-size: 16px; font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 12px; }

/* Page body */
.page-body { padding: 24px 28px; flex: 1; }

/* ---- Cards ---- */
.card {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
    display: flex; align-items: center; justify-content: space-between;
}
.card-title { font-size: 14px; font-weight: 600; }
.card-body { padding: 20px; }

/* Stat Cards */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    position: relative; overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent-color, var(--color-accent));
}
.stat-label { font-size: 11px; color: var(--color-text-muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
.stat-value { font-size: 26px; font-weight: 700; color: var(--color-text-primary); line-height: 1.2; }
.stat-sub   { font-size: 12px; color: var(--color-text-muted); margin-top: 4px; }
.stat-trend-up   { color: var(--color-success); }
.stat-trend-down { color: var(--color-danger); }

/* ---- Tables ---- */
.table-wrap { overflow-x: auto; }
table.data-table {
    width: 100%; border-collapse: collapse;
    font-size: 13px;
}
.data-table th {
    background: var(--color-bg-elevated);
    color: var(--color-text-secondary);
    font-weight: 500; font-size: 11px;
    text-transform: uppercase; letter-spacing: 0.06em;
    padding: 10px 16px; text-align: left;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}
.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-border-sub);
    vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr {
    transition: background var(--transition);
}
.data-table tbody tr:hover { background: var(--color-bg-hover); }

/* ---- Status Badges ---- */
.badge {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px; border-radius: 100px;
    font-size: 11px; font-weight: 600;
    letter-spacing: 0.03em;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }

.badge-active,  .badge-posted,  .badge-success  { background: rgba(63,185,80,0.15);  color: var(--color-success); }
.badge-active::before, .badge-posted::before, .badge-success::before { background: var(--color-success); }

.badge-draft, .badge-queued, .badge-planned { background: rgba(88,166,255,0.12); color: var(--color-accent);  }
.badge-draft::before, .badge-queued::before, .badge-planned::before { background: var(--color-accent); }

.badge-error, .badge-failed  { background: rgba(248,81,73,0.15);  color: var(--color-danger); }
.badge-error::before, .badge-failed::before  { background: var(--color-danger); }

.badge-review, .badge-retrying, .badge-warning { background: rgba(210,153,34,0.15); color: var(--color-warning); }
.badge-review::before, .badge-retrying::before { background: var(--color-warning); }

.badge-paused, .badge-archived, .badge-canceled { background: rgba(139,148,158,0.15); color: var(--color-text-secondary); }
.badge-paused::before, .badge-archived::before, .badge-canceled::before { background: var(--color-text-secondary); }

.badge-posting, .badge-processing { background: rgba(188,140,255,0.15); color: var(--color-purple); animation: blink 1.5s ease infinite; }
.badge-posting::before, .badge-processing::before { background: var(--color-purple); }

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.5} }

/* Performance index bands */
.perf-strong   { color: var(--color-success); font-weight: 600; }
.perf-good     { color: #73d13d; }
.perf-standard { color: var(--color-text-secondary); }
.perf-weak     { color: var(--color-warning); }
.perf-poor     { color: var(--color-danger); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 16px; border-radius: var(--radius-md);
    font-size: 13px; font-weight: 500;
    border: 1px solid transparent;
    cursor: pointer; transition: all var(--transition);
    white-space: nowrap; text-align: center;
}
.btn-primary   { background: var(--color-accent);   color: #000; border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-hover); color: #000; }
.btn-success   { background: var(--color-success);  color: #000; }
.btn-success:hover { filter: brightness(1.1); color: #000; }
.btn-danger    { background: var(--color-danger);   color: #fff; }
.btn-danger:hover { filter: brightness(1.1); }
.btn-outline   { background: transparent; color: var(--color-text-secondary); border-color: var(--color-border); }
.btn-outline:hover { background: var(--color-bg-hover); color: var(--color-text-primary); }
.btn-warning   { background: var(--color-warning); color: #000; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ---- Forms ---- */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 12px; font-weight: 500; color: var(--color-text-secondary); margin-bottom: 6px; }
.form-control {
    width: 100%;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    padding: 9px 14px; font-size: 13px;
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(88,166,255,0.15); }
.form-control::placeholder { color: var(--color-text-muted); }
textarea.form-control { resize: vertical; min-height: 100px; }
select.form-control { cursor: pointer; }
.form-hint { font-size: 11px; color: var(--color-text-muted); margin-top: 4px; }
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---- Alerts ---- */
.alert {
    padding: 12px 16px; border-radius: var(--radius-md);
    font-size: 13px; margin-bottom: 16px;
    border-left: 3px solid;
    display: flex; align-items: flex-start; gap: 10px;
}
.alert-success { background: rgba(63,185,80,0.1);  border-color: var(--color-success); color: var(--color-success); }
.alert-danger  { background: rgba(248,81,73,0.1);  border-color: var(--color-danger);  color: var(--color-danger); }
.alert-warning { background: rgba(210,153,34,0.1); border-color: var(--color-warning); color: var(--color-warning); }
.alert-info    { background: rgba(88,166,255,0.1); border-color: var(--color-accent);  color: var(--color-accent); }

/* ---- Progress / Score bars ---- */
.score-bar-wrap { display: flex; align-items: center; gap: 10px; }
.score-bar-bg { flex: 1; height: 6px; background: var(--color-border); border-radius: 3px; overflow: hidden; }
.score-bar-fill { height: 100%; border-radius: 3px; transition: width 0.5s ease; background: var(--color-accent); }
.score-bar-label { font-size: 12px; color: var(--color-text-muted); min-width: 48px; text-align: right; font-family: 'JetBrains Mono', monospace; }

/* ---- Collapsible ---- */
.collapse-trigger { cursor: pointer; user-select: none; }
.collapse-trigger::after { content: ' ▾'; font-size: 10px; opacity: 0.6; }
.collapse-trigger.collapsed::after { content: ' ▸'; }
.collapse-body { overflow: hidden; max-height: 0; transition: max-height 0.3s ease; }
.collapse-body.open { max-height: 2000px; }

/* ---- Monospace for code/JSON ---- */
.mono { font-family: 'JetBrains Mono', monospace; font-size: 12px; }

/* ---- Thread tree ---- */
.thread-tree { border-left: 2px solid var(--color-border); margin-left: 12px; padding-left: 16px; }
.thread-node { position: relative; margin-bottom: 8px; }
.thread-node::before {
    content: '';
    position: absolute; left: -18px; top: 12px;
    width: 12px; height: 1px;
    background: var(--color-border);
}

/* ---- Empty states ---- */
.empty-state {
    text-align: center; padding: 60px 20px;
    color: var(--color-text-muted);
}
.empty-state-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.4; }
.empty-state-text { font-size: 14px; }

/* ---- Pagination ---- */
.pagination { display: flex; gap: 4px; align-items: center; margin-top: 16px; }
.page-btn { padding: 5px 10px; border-radius: var(--radius-md); font-size: 13px; color: var(--color-text-secondary); background: transparent; border: 1px solid var(--color-border); cursor: pointer; transition: all var(--transition); }
.page-btn:hover, .page-btn.active { background: var(--color-accent); color: #000; border-color: var(--color-accent); }

/* ---- Login page ---- */
.login-wrap {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: radial-gradient(ellipse at 30% 30%, rgba(88,166,255,0.08) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 70%, rgba(188,140,255,0.06) 0%, transparent 60%),
                var(--color-bg-base);
}
.login-card {
    width: 100%; max-width: 400px;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 40px 36px;
    box-shadow: var(--shadow-lg);
}
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo-icon {
    width: 52px; height: 52px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
    border-radius: var(--radius-lg);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 24px; margin-bottom: 12px;
}
.login-title { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.login-sub { font-size: 13px; color: var(--color-text-muted); }

/* ---- Responsive ---- */
.mobile-menu-btn {
    display: none; background: none; border: none;
    color: var(--color-text-primary); font-size: 20px; cursor: pointer; padding: 4px;
    flex-shrink: 0;
}
@media (max-width: 768px) {
    /* 横スクロール全面禁止 */
    html, body { overflow-x: hidden !important; max-width: 100vw; }
    .app-wrapper { overflow-x: hidden; }

    /* サイドバー */
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; min-width: 0; max-width: 100vw; }

    /* 内側パディング */
    .page-body { padding: 12px; overflow-x: hidden; }
    .page-header { padding: 0 12px; }

    /* グリッド系 */
    .stat-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .form-row { grid-template-columns: 1fr; }

    /* テーブル: コンテナ内だけスクロール許可、画面は越えない */
    .card { overflow: hidden; }
    .table-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        max-width: 100%;
    }
    .data-table { font-size: 12px; min-width: 500px; }
    .data-table th, .data-table td { padding: 6px 8px; }

    /* フォーム内の固定幅解除 */
    .form-control { font-size: 16px; } /* iOS自動ズーム防止 */
    input[type="datetime-local"] { width: 100% !important; font-size: 14px; }
    select.form-control { max-width: 100%; }

    /* flexラップ */
    .flex-between { flex-wrap: wrap; gap: 8px; }

    /* ボタンの小型化 */
    .btn { font-size: 12px; padding: 6px 12px; }
    .btn-sm { font-size: 11px; padding: 4px 8px; }

    /* カード内パディング縮小 */
    .card-body { padding: 12px; }
    .card-header { padding: 10px 12px; }

    /* stat-cardデザイン縮小 */
    .stat-card { padding: 14px; }
    .stat-value { font-size: 22px; }

    .mobile-menu-btn { display: block !important; }
    .sidebar-overlay {
        display: none; position: fixed; inset: 0;
        background: rgba(0,0,0,0.6); z-index: 199;
        transition: opacity 0.25s ease;
    }
    .sidebar-overlay.open { display: block; }
}

/* 極小サイズ（iPhone SE等） */
@media (max-width: 375px) {
    .stat-grid { grid-template-columns: 1fr; }
    .page-body { padding: 8px; }
}

/* ---- Utilities ---- */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.text-sm { font-size: 12px; }
.text-muted { color: var(--color-text-muted); }
.text-right { text-align: right; }
.text-success { color: var(--color-success); }
.text-danger  { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-accent  { color: var(--color-accent); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.w-full { width: 100%; }
.hidden { display: none; }

/* ---- Animations ---- */
.fade-in  { animation: fadeIn  0.3s ease; }
.slide-in { animation: slideIn 0.3s ease; }
@keyframes fadeIn  { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
@keyframes slideIn { from { opacity: 0; transform: translateX(-8px); } to { opacity: 1; transform: none; } }