/* Config page styles — extends styles.css */

.header-actions { display: flex; gap: 8px; }
.header-actions button { display: inline-flex; align-items: center; gap: 6px; }

.config-tabs {
    display: flex; gap: 4px; flex-wrap: wrap;
    border-bottom: 1px solid var(--c-border);
    margin-bottom: 18px;
}
.config-tabs .tab {
    background: none; border: none;
    padding: 10px 16px;
    font: inherit; color: var(--c-text-soft);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}
.config-tabs .tab:hover { color: var(--c-text); }
.config-tabs .tab.active {
    color: var(--c-primary);
    border-bottom-color: var(--c-primary);
    font-weight: 500;
}

.alarm-sub-tabs {
    display: flex; gap: 4px; flex-wrap: wrap;
    margin: -4px 0 14px;
}
.alarm-sub-tabs .sub-tab {
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: 999px;
    padding: 6px 14px;
    font: inherit; font-size: 13px;
    color: var(--c-text-soft);
    cursor: pointer;
}
.alarm-sub-tabs .sub-tab.active {
    background: var(--c-primary);
    border-color: var(--c-primary);
    color: white;
}
.sub-pane { display: none !important; }
.sub-pane.active { display: grid !important; }

.tab-pane { display: none; }
.tab-pane.active { display: block; }
.tab-pane > .section-title { margin: 8px 0 12px; font-size: 18px; }
.tab-pane > .hint { color: var(--c-text-soft); font-size: 13px; margin: -4px 0 14px; }

.param-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

.param-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 12px 14px;
    display: flex; flex-direction: column; gap: 4px;
    transition: border-color 0.12s, box-shadow 0.12s;
}
.param-card.dirty {
    border-color: var(--status-warn);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.12);
}
.param-head {
    display: flex; align-items: center; justify-content: space-between;
    gap: 8px;
}
.param-name {
    font-size: 13px; font-weight: 500; color: var(--c-text);
    line-height: 1.3;
}
.param-reg {
    font-size: 10px; color: var(--c-muted);
    background: var(--c-bg);
    padding: 1px 6px;
    border-radius: 999px;
    font-family: "SF Mono", Menlo, monospace;
    flex-shrink: 0;
}
.param-input-row {
    display: flex; align-items: center; gap: 6px;
    margin-top: 4px;
}
.param-input-row input,
.param-input-row select {
    flex: 1;
    padding: 7px 10px;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    font: inherit;
    font-variant-numeric: tabular-nums;
    background: var(--c-surface);
    color: var(--c-text);
    min-width: 0;
}
.param-input-row input:focus,
.param-input-row select:focus {
    outline: none;
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}
.param-unit {
    color: var(--c-muted);
    font-size: 12px;
    flex-shrink: 0;
}
.param-foot {
    display: flex; justify-content: space-between;
    font-size: 11px;
    color: var(--c-muted);
    margin-top: 2px;
}
.param-current { color: var(--c-text-soft); }
.param-current b { color: var(--c-text); font-variant-numeric: tabular-nums; }

.param-grid h4 {
    grid-column: 1/-1;
    margin: 12px 0 0;
    font-size: 13px;
    color: var(--c-text-soft);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    font-weight: 600;
    padding-top: 8px;
    border-top: 1px solid var(--c-border);
}
.param-grid h4:first-child { padding-top: 0; border-top: none; }

.note-block {
    margin-top: 16px;
    padding: 10px 14px;
    background: #fff7ed;
    border-left: 4px solid var(--status-warn);
    border-radius: var(--radius-sm);
    color: var(--c-text);
    font-size: 13px;
}

.ops-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 14px;
    margin-top: 14px;
}
.op-btn {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 16px 18px;
    cursor: pointer;
    text-align: left;
    display: flex; align-items: flex-start; gap: 12px;
    font: inherit;
    color: var(--c-text);
    transition: border-color 0.12s, box-shadow 0.12s, background 0.12s;
}
.op-btn:hover {
    border-color: var(--c-primary);
    box-shadow: 0 2px 8px rgba(37,99,235,0.12);
}
.op-btn svg { flex-shrink: 0; margin-top: 2px; }
.op-title { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.op-sub { font-size: 12px; color: var(--c-text-soft); }
.op-reset {color: var(--status-danger);}
.op-reset:hover {border-color: var(--status-danger); box-shadow: 0 2px 8px rgba(220,38,38,0.18);}
.op-save:hover {border-color: var(--status-ok);}
.op-restart:hover {border-color: var(--status-warn);}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px; left: 50%;
    transform: translateX(-50%);
    background: var(--c-text);
    color: white;
    padding: 10px 16px;
    border-radius: 8px;
    box-shadow: var(--shadow-pop);
    z-index: 200;
    font-size: 14px;
    max-width: 480px;
    animation: toast-in 0.2s ease;
}
.toast.ok    { background: var(--status-ok-fg); }
.toast.err   { background: var(--status-danger-fg); }
.toast.warn  { background: var(--status-warn-fg); }
@keyframes toast-in {
    from { opacity: 0; transform: translate(-50%, 8px); }
    to   { opacity: 1; transform: translate(-50%, 0); }
}

/* ============ Preset bar ============ */
.preset-bar {
    margin: 16px 0 8px;
    padding: 14px 16px;
    background: linear-gradient(180deg, rgba(13, 148, 136, 0.05) 0%, rgba(13, 148, 136, 0.01) 100%);
    border: 1px solid rgba(13, 148, 136, 0.18);
    border-radius: 8px;
}
.preset-bar-main {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.preset-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--c-muted, #64748b);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-right: 4px;
}
.preset-select {
    flex: 1 1 280px;
    min-width: 220px;
    padding: 7px 10px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    background: #fff;
    font-size: 13px;
    font-family: inherit;
    color: #0f172a;
    cursor: pointer;
}
.preset-select:focus {
    outline: 2px solid rgba(13, 148, 136, 0.35);
    outline-offset: 1px;
}
.preset-desc {
    margin-top: 10px;
    padding: 8px 12px;
    background: rgba(13, 148, 136, 0.06);
    border-left: 3px solid #0d9488;
    border-radius: 4px;
    font-size: 12px;
    line-height: 1.5;
    color: #0f172a;
}
.preset-bar .btn-secondary[disabled] {
    opacity: 0.45;
    cursor: not-allowed;
}

/* ============ Active-preset chip ============ */
.preset-active-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed rgba(15, 23, 42, 0.10);
    flex-wrap: wrap;
}
.active-preset-label {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--c-muted, #64748b);
    letter-spacing: 0.4px;
    text-transform: uppercase;
}
.active-preset {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid;
    background: #ffffff;
}
.active-preset-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 0 3px rgba(0,0,0,0.05);
    flex-shrink: 0;
}
.active-preset.ok {
    color: #0d9488;
    border-color: rgba(13, 148, 136, 0.4);
    background: rgba(13, 148, 136, 0.08);
}
.active-preset.custom {
    color: #b45309;
    border-color: rgba(245, 158, 11, 0.4);
    background: rgba(245, 158, 11, 0.08);
}
.active-preset.unknown {
    color: #64748b;
    border-color: rgba(100, 116, 139, 0.3);
    background: rgba(100, 116, 139, 0.06);
}
.active-preset-name {
    line-height: 1.2;
}
.active-preset-note {
    font-weight: 400;
    font-size: 11.5px;
    color: var(--c-muted, #64748b);
    margin-left: 4px;
}