/* Limited, intentional color palette so it's obvious at a glance what's
   clickable: blue = action/link, red = destructive, green = success.
   Everything else is neutral gray. */
:root {
    --accent: #3b82f6;
    --accent-soft: rgba(59, 130, 246, 0.16);
    --danger: #ef4444;
    --danger-soft: rgba(239, 68, 68, 0.16);
    --success: #22c55e;

    --bg: #16171f;
    --panel: #1c1d28;
    --panel-soft: #232431;
    --text: #e9e9f0;
    --muted: #9498a8;
    --border: rgba(255, 255, 255, 0.08);

    --radius-lg: 18px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --shadow: 0 8px 28px rgba(8, 9, 14, 0.35);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", "Hiragino Kaku Gothic ProN", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.topbar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}

.topbar .brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text);
    text-decoration: none;
    letter-spacing: 0.2px;
}

.topbar nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
}

.topbar nav a {
    margin-left: 20px;
    color: var(--accent);
    text-decoration: none;
    white-space: nowrap;
    padding: 6px 14px;
    border-radius: 999px;
    transition: background 0.15s;
}

.topbar nav a:hover { background: var(--accent-soft); }

.topbar-user {
    margin-left: 20px;
    padding: 6px 14px;
    color: var(--muted);
    font-size: 0.9rem;
}
.topbar-logout { color: var(--danger) !important; }

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    padding: 0;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}
.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.15s, opacity 0.15s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Below this width the nav links no longer fit in one row next to the
   brand (they wrapped into unreadable vertical text) -- collapse them
   behind the hamburger toggle instead. */
@media (max-width: 860px) {
    .nav-toggle { display: flex; }
    .topbar nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        z-index: 1000;
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        padding: 10px 16px 16px;
        background: var(--panel);
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow);
    }
    .topbar nav.open { display: flex; }
    .topbar nav a { margin-left: 0; padding: 10px 12px; }
}

.login-wrap {
    display: flex;
    justify-content: center;
    padding-top: 64px;
}
.login-card {
    width: 100%;
    max-width: 340px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 32px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}
.login-title {
    text-align: center;
    font-size: 1.1rem;
    margin: 0 0 18px;
}
.login-error {
    color: var(--danger);
    font-size: 0.9rem;
    margin: 0 0 8px;
}
.login-label {
    color: var(--muted);
    font-size: 0.85rem;
    margin-top: 8px;
}
.login-input {
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--panel-soft);
    color: var(--text);
    font-size: 1rem;
}
.login-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
.login-submit {
    margin-top: 20px;
    width: 100%;
    text-align: center;
}
.login-turnstile {
    margin-top: 4px;
}

.content {
    max-width: 1140px;
    margin: 0 auto;
    padding: 32px 24px;
}

h1 {
    font-weight: 600;
    letter-spacing: 0.2px;
}

a { color: var(--accent); }
a:hover { text-decoration: underline; }

input[type="checkbox"] { accent-color: var(--accent); }

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}
.page-header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.btn, .upload-submit {
    background: var(--accent);
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 999px;
    text-decoration: none;
    cursor: pointer;
    font-size: 1rem;
}
.btn:hover, .upload-submit:hover { text-decoration: none; background: #2563eb; }

.upload-submit:disabled {
    background: var(--panel-soft);
    color: var(--muted);
    cursor: not-allowed;
}

.hint { color: var(--muted); }

.zone-empty-notice {
    padding: 14px 16px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.log-view {
    background: var(--panel-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 0.8rem;
    line-height: 1.5;
    max-height: 320px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

.manufacturer-guide {
    max-width: 580px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    margin-bottom: 20px;
}
.manufacturer-guide summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--text);
}
.manufacturer-guide summary:hover { color: var(--accent); }
.manufacturer-guide-body { margin-top: 12px; }
.manufacturer-guide-body dt {
    font-weight: 600;
    color: var(--text);
    margin-top: 12px;
}
.manufacturer-guide-body dt:first-of-type { margin-top: 0; }
.manufacturer-guide-body dd {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.6;
}
.manufacturer-guide-body code {
    background: var(--panel-soft);
    padding: 1px 5px;
    border-radius: 4px;
    font-size: 0.85em;
}

.dropzone {
    max-width: 580px;
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 44px 24px;
    text-align: center;
    background: var(--panel);
    transition: border-color 0.2s, background 0.2s;
}

.dropzone.dragover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.dropzone p { margin: 6px 0; }

.btn-secondary {
    padding: 9px 18px;
    margin: 4px 6px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text);
    cursor: pointer;
}

.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.progress-section {
    max-width: 580px;
    margin-top: 18px;
}

.progress-bar-track {
    height: 12px;
    border-radius: 999px;
    background: var(--panel);
    border: 1px solid var(--border);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    width: 0%;
    border-radius: 999px;
    background: var(--accent);
    transition: width 0.2s ease;
}

.progress-bar-fill.indeterminate {
    width: 100% !important;
    background: repeating-linear-gradient(
        45deg,
        var(--accent) 0 12px,
        #2563eb 12px 24px
    );
    background-size: 34px 34px;
    animation: progress-stripes 1s linear infinite;
}

@keyframes progress-stripes {
    from { background-position: 0 0; }
    to { background-position: 34px 0; }
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle;
    flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-banner {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: var(--panel-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--muted);
    margin-bottom: 16px;
}

.btn .spinner, .btn-secondary .spinner { margin-right: 8px; }

#feedback-form .rw-select,
#feedback-form textarea.rw-input,
#feedback-form input.rw-input {
    display: block;
    width: 100%;
    margin: 6px 0 16px;
}
#feedback-form textarea.rw-input { resize: vertical; }

.messages { list-style: none; padding: 0; }
.messages .message {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    background: var(--panel-soft);
    border-left: 4px solid var(--accent);
}
.messages .success { border-left-color: var(--success); }
.messages .error { border-left-color: var(--danger); }

.changelog-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    margin-bottom: 20px;
}
.changelog-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 8px;
}
.changelog-panel-header a { font-weight: 400; font-size: 0.85rem; text-decoration: none; }
.changelog-panel-header a:hover { text-decoration: underline; }
.changelog-panel-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.changelog-panel-list li {
    display: flex;
    gap: 12px;
    font-size: 0.88rem;
}
.changelog-panel-date { color: var(--muted); flex-shrink: 0; }
.changelog-panel-list a { text-decoration: none; }
.changelog-panel-list a:hover { text-decoration: underline; }

.changelog-body p { line-height: 1.7; }
.changelog-diagram {
    width: 100%;
    max-width: 640px;
    height: auto;
    margin: 16px 0;
}

.filter-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding: 16px 18px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.filter-form select,
.filter-form input[type="text"],
.filter-form input[type="date"] {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--panel-soft);
    color: var(--text);
}
.filter-form select:focus,
.filter-form input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
.filter-form .btn-secondary { color: var(--accent); border-color: var(--accent); }
.filter-form a { text-decoration: none; }

.bulk-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.btn-danger {
    padding: 9px 18px;
    border-radius: 999px;
    border: none;
    background: var(--danger);
    color: white;
    cursor: pointer;
}
.btn-danger:hover { background: #dc2626; }
.btn-danger:disabled {
    background: var(--panel-soft);
    color: var(--muted);
    cursor: not-allowed;
}

.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-lg);
}

.activity-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
}
/* On a narrow viewport, force the table to keep its natural (readable)
   column widths and let .table-scroll handle overflow horizontally,
   instead of squishing every column's text down to a few characters. */
@media (max-width: 700px) {
    .table-scroll .activity-table { width: max-content; min-width: 100%; }
}
.activity-table th, .activity-table td {
    padding: 13px 14px;
    text-align: left;
    font-size: 0.92rem;
}
.activity-table thead th {
    background: var(--panel-soft);
    color: var(--muted);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}
.activity-table a { text-decoration: none; }
.activity-table a:hover { text-decoration: underline; }
.sort-link {
    color: var(--muted);
    white-space: nowrap;
    transition: color 0.15s;
}
.sort-link:hover { color: var(--text); text-decoration: underline; }
.activity-table tbody tr:nth-child(odd) { background: var(--panel); }
.activity-table tbody tr:nth-child(even) { background: var(--panel-soft); }
.activity-table tbody tr:hover { background: var(--accent-soft); }
.activity-table tbody tr td { border-bottom: 1px solid var(--border); }
.activity-table tbody tr:last-child td { border-bottom: none; }

.pagination {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-top: 18px;
}
.pagination a {
    text-decoration: none;
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--panel);
    border: 1px solid var(--border);
}
.pagination a:hover { background: var(--accent-soft); text-decoration: none; }

.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 22px;
}
@media (max-width: 700px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
}
.stat {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
}
.stat .label { color: var(--muted); font-size: 0.8rem; }
.stat .value { font-size: 1.35rem; font-weight: 600; margin-top: 4px; }

#map {
    height: 420px;
    border-radius: var(--radius-lg);
    margin-bottom: 22px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.chart-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.chart-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px;
    height: 220px;
    display: flex;
    flex-direction: column;
}
.chart-box--collapsed { height: auto; }
.chart-box--collapsed .chart-canvas-wrap { display: none; }

.chart-box-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    margin-bottom: 8px;
}
.chart-box-title { font-weight: 600; font-size: 0.85rem; color: var(--muted); }
.chart-canvas-wrap { flex: 1; min-height: 0; position: relative; }

.chart-toggle-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--muted);
    border-radius: 8px;
    padding: 3px 10px;
    font-size: 0.78rem;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
}
.chart-toggle-btn:hover { color: var(--text); border-color: var(--accent); }

.tab-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--muted);
    padding: 10px 4px;
    margin-bottom: -1px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ===== Summary page ===== */

.hidden { display: none !important; }

.period-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
}

.preset-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.preset-btn {
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text);
    cursor: pointer;
    font-size: 0.88rem;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.preset-btn:hover { border-color: var(--accent); color: var(--accent); }
.preset-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.custom-range-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 8px 0 0;
    width: 100%;
}
.custom-range-row label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    color: var(--muted);
}
.custom-range-row input[type="date"] {
    padding: 7px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--panel-soft);
    color: var(--text);
    font-size: 0.88rem;
}
.custom-range-row input[type="date"]:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.sport-row select {
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--panel-soft);
    color: var(--text);
    font-size: 0.88rem;
    cursor: pointer;
}
.sport-row select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.period-label {
    margin: 0 0 16px;
    font-size: 0.9rem;
}

.summary-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
    margin-bottom: 22px;
}
.summary-stat-grid .stat { padding: 14px 16px; }
.summary-stat-grid .stat .value { font-size: 1.25rem; }
.summary-stat-grid .stat .value small {
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--muted);
    margin-left: 2px;
}

.map-wrapper {
    position: relative;
    margin-bottom: 22px;
}

#summary-map,
#zone-map {
    height: 400px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
}

.privacy-radius-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--muted);
    margin: 10px 0 4px;
}
.privacy-radius-row strong { color: var(--text); }

.privacy-toggle-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 1000;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text);
    padding: 6px 14px;
    cursor: pointer;
    font-size: 0.84rem;
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.privacy-toggle-btn:hover { background: var(--panel-soft); border-color: var(--danger); color: var(--danger); }

.summary-chart-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

/* One shared height for every summary chart box (including the wide and
   pace-comparison variants) so the grid reads as a consistent set of
   panels instead of a jumble of different sizes. */
.summary-chart-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px;
    height: 280px;
}

.summary-chart-box--wide {
    grid-column: 1 / -1;
}

.pace-chart-box {
    display: flex;
    flex-direction: column;
}
.pace-chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    flex-shrink: 0;
    margin-bottom: 10px;
}
.summary-chart-box-title { font-weight: 600; font-size: 0.85rem; color: var(--muted); }
.pace-chart-canvas-wrap { flex: 1; min-height: 0; position: relative; }

.pace-chart-controls {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.pace-period-btns {
    display: flex;
    background: var(--panel-soft);
    border-radius: 999px;
    padding: 2px;
    gap: 2px;
}
.pace-period-btn {
    border: none;
    background: none;
    color: var(--muted);
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.pace-period-btn:hover { color: var(--text); }
.pace-period-btn.active { background: var(--accent); color: white; }

.pace-diff-badge {
    font-size: 0.82rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 999px;
    font-variant-numeric: tabular-nums;
}
.pace-diff-badge.up { color: var(--success); background: rgba(34, 197, 94, 0.14); }
.pace-diff-badge.down { color: var(--danger); background: var(--danger-soft); }
.pace-diff-badge.flat { color: var(--muted); background: var(--panel-soft); }

@media (max-width: 700px) {
    .summary-chart-row { grid-template-columns: 1fr; }
    .summary-stat-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ===== Railway Walk page ===== */

.rw-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.rw-tab {
    padding: 8px 20px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text);
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.rw-tab:hover { border-color: var(--accent); color: var(--accent); }
.rw-tab.active { background: var(--accent); border-color: var(--accent); color: white; }

.rw-badge {
    background: var(--danger);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 999px;
    min-width: 18px;
    text-align: center;
}

.rw-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 16px;
    align-items: start;
}

/* Sidebar */
.rw-sidebar {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    max-height: 580px;
    display: flex;
    flex-direction: column;
    min-width: 0; /* grid items default to a content-based min-width, which
                     would otherwise force .rw-layout's single mobile column
                     wider than the viewport */
}

.rw-sidebar-head {
    padding: 12px 16px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.rw-untagged-filters {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.rw-untagged-filters .rw-select { width: 100%; }

.rw-activity-list {
    overflow-y: auto;
    flex: 1;
}

.rw-act-item {
    padding: 11px 14px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.12s;
}
.rw-act-item:hover   { background: var(--panel-soft); }
.rw-act-item.selected { background: var(--accent-soft); border-left: 3px solid var(--accent); }

.rw-act-date { font-size: 0.75rem; color: var(--muted); margin-bottom: 2px; }
.rw-act-name { font-size: 0.88rem; font-weight: 500; margin-bottom: 2px;
               white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rw-act-meta { font-size: 0.78rem; color: var(--muted); }

.rw-load-more {
    margin: 8px 12px 10px;
    flex-shrink: 0;
    font-size: 0.82rem;
}

/* Main panel */
.rw-main {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 0;
}

.rw-map {
    height: 380px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
}

.rw-map--coverage {
    height: 460px;
    margin-bottom: 16px;
}

.rw-hint {
    color: var(--muted);
    font-size: 0.9rem;
    padding: 12px 0;
}

/* Tag form */
.rw-form {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rw-form-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.rw-label {
    font-size: 0.82rem;
    color: var(--muted);
    width: 56px;
    flex-shrink: 0;
}

.rw-input,
.rw-select {
    flex: 1;
    min-width: 0;
    padding: 7px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--panel-soft);
    color: var(--text);
    font-size: 0.88rem;
}
.rw-input:focus,
.rw-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.rw-station-status { font-size: 0.78rem; margin: 0; }

/* Station sequence chips */
.rw-station-sequence {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    padding: 10px 0 4px;
    min-height: 36px;
}

.rw-seq-empty {
    font-size: 0.8rem;
    color: var(--muted);
    padding: 4px 0;
}

/* From → To row */
.rw-from-to-row {
    display: flex;
    align-items: flex-end;
    gap: 8px;
}
.rw-from-to-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0; /* allow the text input inside to actually shrink instead
                     of forcing the row wider than the viewport */
}
.rw-arrow-sep {
    font-size: 1.1rem;
    color: var(--muted);
    padding-bottom: 8px;
    flex-shrink: 0;
}

.rw-checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    padding: 8px 12px;
    background: var(--panel-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    cursor: pointer;
}

.rw-form-actions {
    display: flex;
    gap: 8px;
}
.rw-form-actions .btn,
.rw-form-actions .btn-secondary { padding: 8px 18px; font-size: 0.88rem; }

/* Coverage stats */
.rw-stats-grid {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.rw-stat-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}
.rw-stat-row:last-child { border-bottom: none; }

.rw-line-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}
.rw-line-name { flex: 1; font-weight: 500; }
.rw-line-count { color: var(--muted); font-size: 0.82rem; width: 56px; text-align: right; }
.rw-line-km    { color: var(--muted); font-size: 0.82rem; width: 64px; text-align: right;
                 font-variant-numeric: tabular-nums; }

.rw-tag-list {
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-top: 8px;
    overflow: hidden;
}
.rw-tag-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
}
.rw-tag-row:last-child { border-bottom: none; }
.rw-tag-date { color: var(--muted); font-size: 0.8rem; flex-shrink: 0; }
.rw-tag-line { font-weight: 500; flex-shrink: 0; }
.rw-tag-span { flex: 1; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rw-del-btn {
    background: none;
    border: 1px solid var(--border);
    color: #ef4444;
    border-radius: 8px;
    padding: 4px 12px;
    font-size: 0.8rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s, border-color 0.15s;
}
.rw-del-btn:hover { background: rgba(239, 68, 68, 0.1); border-color: #ef4444; }
.rw-del-btn:disabled { opacity: 0.5; cursor: default; }

.rw-summary-grid { grid-template-columns: repeat(3, 1fr); }

.rw-pending-segments { display: flex; flex-direction: column; gap: 6px; }
.rw-pending-segments:not(:empty) { margin-bottom: 12px; }
.rw-pending-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.88rem;
}

@media (max-width: 780px) {
    .rw-layout { grid-template-columns: 1fr; }
    .rw-sidebar { max-height: 220px; }
}
@media (max-width: 700px) {
    .rw-summary-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ===== Sharing panel — activity detail ===== */
.share-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    margin-top: 24px;
}
.share-heading { margin: 0 0 10px; font-size: 1.1rem; }
.share-form-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.share-form-row .btn-secondary { flex-shrink: 0; }
.share-list { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.share-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--panel-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
}
.share-revoke-btn {
    background: none;
    border: none;
    color: var(--muted);
    text-decoration: underline;
    cursor: pointer;
    font-size: 0.85rem;
}
.share-revoke-btn:hover { color: var(--text); }

/* ===== Segment (interval) picker — activity detail & segments list ===== */
.seg-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    margin-top: 24px;
}
.seg-heading { margin: 0 0 6px; font-size: 1.1rem; }

.manual-layout {
    display: flex;
    align-items: flex-start;
    gap: 24px;
}

.manual-toc {
    flex: 0 0 200px;
    position: sticky;
    top: 20px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px;
}
.manual-toc-heading {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}
.manual-toc a {
    text-decoration: none;
    color: var(--text);
    padding: 6px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
}
.manual-toc a:hover { background: var(--panel-soft); color: var(--accent); }

.manual-content {
    flex: 1;
    min-width: 0;
}
.manual-content .seg-panel:first-child { margin-top: 0; }

@media (max-width: 760px) {
    .manual-layout { flex-direction: column; }
    .manual-toc {
        position: static;
        flex: none;
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
    }
    .manual-toc-heading { width: 100%; }
}

.seg-picker { margin-top: 12px; }
.seg-pick-btns { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 4px; }
.seg-pick-btns .btn-secondary { flex-shrink: 0; }
.seg-distance-input {
    width: 90px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 0.95rem;
    font-variant-numeric: tabular-nums;
}
.seg-distance-input:disabled { opacity: 0.5; cursor: not-allowed; }
.seg-distance-hint { margin: 0 0 12px; font-size: 0.82rem; color: var(--accent); }

.seg-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    padding: 12px 16px;
    background: var(--panel-soft);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
}
.seg-preview-stat { display: flex; flex-direction: column; gap: 2px; }
.seg-preview-stat .label { font-size: 0.78rem; color: var(--muted); }
.seg-preview-stat .value { font-size: 1.15rem; font-weight: 600; font-variant-numeric: tabular-nums; }

.seg-save-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.seg-save-row .btn { flex-shrink: 0; }
.seg-label-input {
    flex: 1;
    min-width: 0;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 0.95rem;
}

.seg-list { display: flex; flex-direction: column; gap: 8px; }
.seg-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}
.seg-row-label { flex: 1; font-weight: 500; }
.seg-row-stat { color: var(--muted); font-variant-numeric: tabular-nums; width: 72px; text-align: right; }
.seg-row-date { color: var(--muted); font-size: 0.8rem; flex-shrink: 0; }
.seg-del-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--danger);
    border-radius: 8px;
    padding: 4px 12px;
    font-size: 0.8rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s, border-color 0.15s;
}
.seg-del-btn:hover { background: var(--danger-soft); border-color: var(--danger); }
.seg-del-btn:disabled { opacity: 0.5; cursor: default; }

.seg-filter-bar {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    padding: 10px 16px;
    margin-bottom: 16px;
}
.seg-trend-box { height: 260px; margin-bottom: 20px; }
.seg-dist-link { cursor: pointer; text-decoration: underline dotted; }
.seg-dist-link:hover { color: var(--accent); }

/* ===== Railway completion report (operator / line breakdown) ===== */
.rw-progress-heading { margin: 28px 0 6px; font-size: 1.15rem; }
.rw-progress-container { display: flex; flex-direction: column; gap: 10px; }

.rw-op-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--panel);
}
.rw-op-header {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 100%;
    padding: 12px 16px;
    background: none;
    border: none;
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
}
.rw-op-header:hover { background: var(--panel-soft); }
.rw-op-header--focused {
    background: var(--panel-soft);
    box-shadow: inset 3px 0 0 var(--accent);
}
.rw-op-name { font-weight: 600; width: 150px; flex-shrink: 0; }
.rw-op-pct {
    width: 56px; flex-shrink: 0; text-align: right;
    font-variant-numeric: tabular-nums; font-weight: 600;
}
.rw-op-count { width: 90px; flex-shrink: 0; text-align: right; color: var(--muted); font-size: 0.82rem; }
.rw-op-remaining-km {
    width: 84px; flex-shrink: 0; text-align: right;
    color: var(--muted); font-size: 0.82rem; font-variant-numeric: tabular-nums;
}

.rw-progress-bar {
    flex: 1;
    height: 10px;
    border-radius: 6px;
    background: var(--panel-soft);
    overflow: hidden;
}
.rw-progress-bar--sm { height: 7px; }
.rw-progress-fill {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #22c55e);
    border-radius: 6px;
}

.rw-op-lines {
    border-top: 1px solid var(--border);
    padding: 4px 16px 10px;
}
.rw-line-row { padding: 4px 0; }
.rw-line-header {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 6px 0;
    background: none;
    border: none;
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
}
.rw-prog-line-name { width: 150px; flex-shrink: 0; font-size: 0.9rem; padding-left: 8px; }
.rw-prog-line-pct {
    width: 50px; flex-shrink: 0; text-align: right;
    font-variant-numeric: tabular-nums; font-size: 0.85rem; color: var(--muted);
}
.rw-prog-line-count { width: 60px; flex-shrink: 0; text-align: right; color: var(--muted); font-size: 0.78rem; }
.rw-prog-line-km {
    width: 74px; flex-shrink: 0; text-align: right;
    color: var(--muted); font-size: 0.78rem; font-variant-numeric: tabular-nums;
}

.rw-remaining {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 6px 0 6px 8px;
}
.rw-remaining-chip {
    background: var(--panel-soft);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 3px 12px;
    font-size: 0.78rem;
    color: var(--muted);
}
.rw-complete-badge {
    color: var(--success);
    font-weight: 600;
    font-size: 0.85rem;
}

/* Two-column layout for the coverage tab: side-by-side on wide windows,
   stacked on narrow ones — driven purely by flex-wrap, no breakpoint. */
.rw-coverage-columns {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    align-items: flex-start;
}
.rw-coverage-col { flex: 1 1 440px; min-width: 0; }

/* Suggest tab ("次はどこを歩く？") */
.rw-suggest-result { margin-top: 16px; }
.rw-suggest-card {
    background: var(--panel-soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 18px 20px;
    margin-bottom: 16px;
}
.rw-suggest-card-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
}
.rw-suggest-line { font-size: 1.25rem; font-weight: 700; }
.rw-suggest-km { color: var(--accent); font-weight: 600; font-variant-numeric: tabular-nums; }
.rw-suggest-home-km { color: var(--muted); font-size: 0.9rem; }
.rw-suggest-span { color: var(--muted); margin: 6px 0 14px; }
.rw-suggest-overlap {
    color: var(--accent);
    font-size: 0.88rem;
    font-weight: 600;
    margin: -8px 0 14px;
}
#suggest-map-wrap { margin-bottom: 14px; }
.rw-candidate-list {
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}
.rw-candidate-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
}
.rw-candidate-row:last-child { border-bottom: none; }

/* Distance-stats accordion header (operator name + segment count + km,
   no progress bar — distinct from .rw-op-header which has one) */
.rw-distop-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    width: 100%;
    padding: 12px 16px;
    background: none;
    border: none;
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
}
.rw-distop-header:hover { background: var(--panel-soft); }
.rw-distop-header .rw-op-name { width: auto; flex: 1; }
.rw-distop-header .rw-op-pct { width: 72px; }

.rw-walklog-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin-top: 16px;
    padding: 10px 14px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
}
.rw-walklog-toggle-btn:hover { background: var(--panel-soft); }
.rw-walklog-arrow { transition: transform 0.15s; color: var(--muted); }
.rw-walklog-toggle-btn--open .rw-walklog-arrow { transform: rotate(90deg); }
.rw-walklog-toggle-btn + .rw-tag-list { margin-top: 8px; }

/* Activity comparison page */
.compare-picker-form { margin-bottom: 20px; }
.compare-header-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}
.compare-side {
    background: var(--panel-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    min-width: 0;
}
.compare-side a { font-weight: 600; }
.compare-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 6px;
}
.compare-dot--a { background: var(--accent); }
.compare-dot--b { background: var(--danger); }
#compare-map { margin-bottom: 16px; }
@media (max-width: 700px) {
    .compare-header-grid { grid-template-columns: 1fr; }
}

/* Generic confirmation modal (currently used by the railway tagger's
   save confirmation) */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}
.modal-box {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    max-width: 480px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
}
.modal-title { margin: 0 0 14px; font-size: 1.1rem; }
.modal-body { margin-bottom: 20px; }
.modal-body .hint { margin: 0 0 10px; }
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}