/* Settings — tabbed layout, page-local. House tokens (app.css + tables.css). */

/* Centered reading column — balanced gutters, never left-hugging. */
.settings-page {
    display: flex; flex-direction: column; gap: 16px;
    max-width: 1100px; margin: 0 auto;
}

/* Header: tab bar + Save/Apply cluster. */
.set-head {
    display: flex; align-items: flex-end; justify-content: space-between;
    gap: 16px; flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
}
.set-tabs { display: flex; gap: 0; flex-wrap: wrap; }
.set-tab {
    background: transparent; border: none;
    color: var(--text-secondary);
    padding: 11px 16px; font-size: 12.5px; font-weight: 600;
    letter-spacing: 0.04em; text-transform: uppercase;
    cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px;
    display: inline-flex; align-items: center; gap: 8px; line-height: 1.2;
    transition: color 0.12s;
}
.set-tab svg {
    width: 15px; height: 15px; flex: 0 0 auto;
    fill: none; stroke: currentColor; stroke-width: 1.7;
    stroke-linecap: round; stroke-linejoin: round;
}
.set-tab:hover { color: var(--text-primary); }
.set-tab.is-active {
    color: var(--text-primary);
    border-bottom-color: var(--accent);
}

.set-actions { display: flex; align-items: center; gap: 10px; padding-bottom: 8px; }
/* Save/Apply hidden on the read-only Gateways + Git Sync tabs. */
.settings-page[data-tab="gateways"] .set-actions,
.settings-page[data-tab="sync"] .set-actions { display: none; }
#save-status { display: none; color: var(--green); font-size: 12px; white-space: nowrap; }

/* Tab panels. */
.set-panel { display: none; }
.set-panel.is-active { display: block; animation: setfade 0.14s ease; }
@keyframes setfade { from { opacity: 0; transform: translateY(2px); } to { opacity: 1; transform: none; } }
.set-panel .panel + .panel { margin-top: 16px; }

/* Flat panel + consistent inner padding. */
.set-panel .panel { background: var(--panel); border: 1px solid var(--border); }
.set-panel .panel-header { padding: 12px 18px; border-bottom: 1px solid var(--border-soft); }
.set-panel .panel-header h3 {
    font-size: 0.78rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--text-secondary);
}
.set-panel .panel-header small { font-size: 0.7rem; color: var(--text-muted); }
.set-panel .panel-body { padding: 18px; }

/* Theme every control on the page (incl. selects outside .form-group). */
.settings-page select,
.settings-page input[type="text"],
.settings-page input[type="number"],
.settings-page input[type="password"],
.settings-page input[type="search"],
.settings-page textarea {
    background: var(--panel-2);
    border: 1px solid var(--border);
    color: var(--text-primary);
    border-radius: 6px;
    font-size: 13px;
    padding: 7px 10px;
    box-sizing: border-box;
    transition: border-color 0.12s;
}
.settings-page select:focus,
.settings-page input:focus,
.settings-page textarea:focus { outline: none; border-color: var(--accent); }
.settings-page select:hover { border-color: var(--text-muted); }

/* Custom dark-theme chevron. */
.settings-page select {
    appearance: none; -webkit-appearance: none;
    padding-right: 30px; cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5 6 8l3.5-3.5' fill='none' stroke='%239ca3af' stroke-width='1.3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}
.settings-page textarea {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 12px; line-height: 1.5; resize: vertical; width: 100%;
}

/* Form rows space via gap, not per-group padding. */
.set-panel .form-row { display: flex; gap: 16px; flex-wrap: wrap; }
.set-panel .form-row + .form-row { margin-top: 14px; }
.set-panel .form-group { padding: 0; flex: 1 1 220px; }
.set-panel .form-group label {
    display: block; font-size: 0.72rem; color: var(--text-secondary);
    margin-bottom: 0.35rem; font-weight: 500;
}
.set-panel .form-group label small { color: var(--text-muted); font-weight: 400; }
.set-panel .form-group input,
.set-panel .form-group select,
.set-panel .form-group textarea { width: 100%; }

/* Trading-mode hero — LIVE places real orders. */
.mode-hero { display: flex; flex-direction: column; gap: 16px; }
.mode-switch { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.mode-switch label { font-size: 13px; color: var(--text-secondary); }
.mode-switch select { min-width: 240px; }
.mode-current {
    font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
    padding: 4px 11px; border-radius: 5px; font-variant-numeric: tabular-nums;
}
.mode-current.is-dry  { color: var(--dry); background: var(--dry-bg); border: 1px solid var(--dry); }
.mode-current.is-live { color: var(--red); background: var(--red-bg); border: 1px solid var(--red); }

/* Notes capped to a readable measure. */
.mode-note {
    font-size: 12.5px; line-height: 1.6; color: var(--text-secondary);
    border-left: 2px solid var(--border); padding: 2px 0 2px 12px;
    max-width: 72ch;
}
.mode-note.warn { border-left-color: var(--red); }
.mode-note strong { color: var(--text-primary); }
.mode-note code {
    font-family: monospace; font-size: 0.9em;
    color: var(--text-primary); background: var(--bg-tertiary);
    padding: 0 4px; border-radius: 3px;
}

/* Fleet inherit panel. */
.mode-fleet {
    display: flex; flex-direction: column; gap: 12px;
    padding: 14px 16px; border: 1px solid var(--border-soft);
    border-radius: 8px; background: var(--panel-2);
}
.mode-fleet-head {
    font-size: 11px; text-transform: uppercase; letter-spacing: 0.07em;
    color: var(--text-muted); font-weight: 600;
}
.mode-fleet-stats { display: flex; flex-wrap: wrap; gap: 8px; }
.mode-pip {
    display: inline-flex; align-items: baseline; gap: 7px;
    padding: 5px 11px; border-radius: 6px;
    background: var(--bg-tertiary); border: 1px solid var(--border-soft);
}
.mode-pip i {
    font-style: normal; font-size: 10px; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--text-muted); font-weight: 600;
}
.mode-pip b { font-size: 14px; font-variant-numeric: tabular-nums; color: var(--text-primary); }
.mode-pip.auto b    { color: var(--accent); }
.mode-pip.live b    { color: var(--live); }
.mode-pip.dry b     { color: var(--dry); }
.mode-pip.stopped b { color: var(--text-muted); }

/* Note fills the row; button hugs the right edge. */
.mode-fleet-action { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.mode-fleet-action .mode-note {
    border-left: none; padding: 0; margin: 0; flex: 1 1 260px; max-width: none;
}
#bm-set-inherit { flex: 0 0 auto; white-space: nowrap; }

/* Engine info grid. */
.set-panel .info-grid { padding: 0; gap: 10px; }
.set-panel .info-item {
    background: var(--panel-2); border: 1px solid var(--border-soft);
    border-radius: 7px; padding: 9px 12px;
}
.set-panel .info-label {
    font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.07em;
    color: var(--text-muted); font-weight: 600;
}
.set-panel .info-item > span:last-child {
    font-size: 0.92rem; font-weight: 600; color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

/* Buttons — primary=accent, secondary/outline=ghost. */
.settings-page .btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 15px; border-radius: 6px;
    font-size: 12.5px; font-weight: 600; cursor: pointer;
    border: 1px solid transparent; transition: all 0.12s;
}
.settings-page .btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.settings-page .btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.settings-page .btn-secondary { background: transparent; border-color: var(--border); color: var(--text-secondary); }
.settings-page .btn-secondary:hover { color: var(--text-primary); border-color: var(--accent); }
.settings-page .btn-outline { background: transparent; border-color: var(--border); color: var(--text-secondary); }
.settings-page .btn-outline:hover { color: var(--accent); border-color: var(--accent); }
.settings-page .btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* Badges. */
.badge { padding: 2px 9px; border-radius: 4px; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.03em; }
.badge-success { color: var(--green); background: var(--green-bg); border: 1px solid rgba(34,197,94,0.3); }
.badge-danger  { color: var(--red); background: var(--red-bg); border: 1px solid rgba(239,68,68,0.35); }
.badge-warning { color: var(--yellow); background: var(--yellow-bg); border: 1px solid rgba(234,179,8,0.35); }
.badge-unknown { color: var(--text-muted); background: var(--bg-tertiary); border: 1px solid var(--border-soft); }

/* Gateways tab. */
.gw-section h4 { margin: 0 0 0.6rem; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); font-weight: 600; }
.gw-section + .gw-section { margin-top: 18px; }
.gw-refresh { font-size: 0.7rem; color: var(--text-muted); }
.backends-grid { display: flex; flex-direction: column; gap: 0.5rem; }
.backend-card { padding: 10px 14px; border: 1px solid var(--border-soft); border-radius: 7px; background: var(--panel-2); }
.backend-card.backend-down { border-color: rgba(239,68,68,0.4); opacity: 0.72; }
.backend-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.backend-url { font-family: monospace; font-size: 0.82rem; color: var(--text-primary); }
.backend-meta { margin-top: 5px; font-size: 0.72rem; color: var(--text-muted); display: flex; gap: 1.4rem; font-variant-numeric: tabular-nums; }
.backend-error { margin-top: 5px; font-size: 0.72rem; color: var(--red); }
.backend-empty { color: var(--text-muted); font-style: italic; font-size: 0.82rem; padding: 4px 0; }

/* ── Connection tab — cross-server links (URL + shared-secret rows). ─────── */
.settings-page .conn-lead {
    margin: 0 0 14px; font-size: 0.8rem; line-height: 1.5;
    color: var(--text-secondary); max-width: 62ch;
}
.settings-page .form-grow { flex: 1 1 100%; }
/* A key field + its Generate/Copy buttons on one line; input takes the slack. */
.settings-page .key-row { display: flex; gap: 8px; align-items: stretch; }
.settings-page .key-row .key-input {
    flex: 1 1 auto; font-family: monospace; letter-spacing: 0.02em;
}
.settings-page .key-row .btn { flex: 0 0 auto; white-space: nowrap; }
.settings-page .conn-test {
    margin-top: 14px; display: flex; align-items: center; gap: 12px;
}
.settings-page .conn-status { font-size: 0.78rem; color: var(--text-muted); }
.settings-page .conn-status.is-testing { color: var(--text-secondary); }
.settings-page .conn-status.is-ok { color: var(--green); }
.settings-page .conn-status.is-bad { color: var(--red); }