/* ===================================================================
   SYSTEM DESIGNER — Base CSS
   Session 1: Canvas container, toolbar scaffold, fullscreen layout
   =================================================================== */

/* ─── Page Container ─────────────────────────────────────────── */
#systemDesignPage {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    background: #141414;
    position: relative;
}

/* ─── Toolbar ─────────────────────────────────────────────────── */
.sd-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 10px 16px;
    background: #1a1a1a;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    flex-shrink: 0;
    z-index: 10;
    position: relative;
}

.sd-toolbar-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: flex-start;
}

.sd-toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: flex-end;
}

.sd-toolbar-center {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.sd-toolbar-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.sd-toolbar-divider {
    width: 1px;
    height: 20px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0 4px;
}

.sd-toolbar-title {
    font-size: 11px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sd-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 10px;
    border-radius: 2px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.7);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.sd-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
}

.sd-btn:active {
    background: rgba(255, 255, 255, 0.12);
}

/* S9.x: Pan-Lock active state */
.sd-btn-active {
    background: rgba(255, 190, 0, 0.18);
    border-color: rgba(255, 190, 0, 0.7);
    color: #ffbe00;
}
.sd-btn-active:hover {
    background: rgba(255, 190, 0, 0.28);
    color: #ffd740;
}

/* ─── Canvas Wrapper ──────────────────────────────────────────── */
.sd-canvas-wrapper {
    flex: 1;
    overflow: hidden;
    position: relative;
    cursor: grab;
}

.sd-canvas-wrapper:active {
    cursor: grabbing;
}

.sd-canvas-wrapper.sd-pan-locked {
    cursor: default;
}
.sd-btn-accent {
    background: var(--accent-subtle, rgba(92, 124, 250, 0.12));
    border-color: var(--accent, #5c7cfa);
    color: var(--accent, #5c7cfa);
}
.sd-btn-accent:hover {
    background: var(--accent-subtle, rgba(92, 124, 250, 0.2));
    border-color: var(--accent-hover, #748ffc);
    color: #fff;
}

/* ─── Canvas Wrapper ──────────────────────────────────────────── */
.sd-canvas-wrapper {
    flex: 1;
    overflow: hidden;
    position: relative;
    cursor: grab;
}

.sd-canvas-wrapper:active {
    cursor: grabbing;
}

/* ─── Loading Overlay ─────────────────────────────────────────── */
.sd-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: #141414;
    z-index: 5;
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
}

.sd-loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(255, 255, 255, 0.08);
    border-top-color: var(--accent, #4a9eff);
    border-radius: 50%;
    animation: sd-spin 0.8s linear infinite;
}

@keyframes sd-spin {
    to { transform: rotate(360deg); }
}

/* ─── Status Bar ──────────────────────────────────────────────── */
.sd-statusbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 4px 12px;
    background: #111;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    flex-shrink: 0;
    font-size: 10px;
    color: rgba(255, 255, 255, 0.3);
}

.sd-statusbar span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ─── Setup Section in App-Setup Modal ───────────────────────── */
.sd-setup-section {
    background: rgba(74, 158, 255, 0.04);
    border: 1px solid rgba(74, 158, 255, 0.15);
    border-radius: 8px;
    padding: 14px 16px;
}

.sd-setup-toggle-row {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.sd-setup-toggle-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent, #4a9eff);
    cursor: pointer;
    flex-shrink: 0;
}

.sd-setup-toggle-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary, #fff);
}

.sd-setup-info {
    margin-top: 8px;
    margin-left: 26px;
    font-size: 11px;
    color: var(--text-muted, rgba(255,255,255,0.4));
    line-height: 1.5;
}/* ─── System-Designer Modal — Shared Styles ─────────────────── */
/* Nutzen CSS-Variablen für automatischen hell/dunkel Support */
.sd-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.72);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sd-modal {
    background: var(--bg-primary, #181818);
    border: 1px solid var(--border, #1f1f1f);
    border-radius: 8px;
    padding: 28px 32px;
    width: min(640px, 94vw);
    max-height: 92vh;
    overflow-y: auto;
    font-family: var(--font-sans, Inter, sans-serif);
    box-shadow: none;
    color: var(--text-primary, #e8e8e8);
}

.sd-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 22px;
}

.sd-modal-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-bright, #f5f5f5);
    letter-spacing: -.01em;
}

.sd-modal-subtitle {
    font-size: 11px;
    color: var(--text-muted, #666);
    margin-top: 3px;
}

.sd-modal-section {
    background: var(--bg-secondary, #1c1c1c);
    border: 1px solid var(--border, #1f1f1f);
    border-radius: 2px;
    padding: 14px 16px;
    margin-bottom: 18px;
}

.sd-modal-section-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--accent, #5c7cfa);
    letter-spacing: .1em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.sd-modal-section-hint {
    font-size: 10px;
    color: var(--text-muted, #666);
    margin-top: 2px;
}

.sd-modal-label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    color: var(--text-tertiary, #888);
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: 5px;
}

.sd-modal-input,
.sd-modal-select {
    width: 100%;
    background: var(--bg-surface, #0e0e0e);
    border: 1px solid var(--border-input, #333);
    border-radius: 2px;
    color: var(--text-primary, #e8e8e8);
    padding: 8px 10px;
    font-size: 12px;
    font-family: inherit;
    box-sizing: border-box;
    transition: border-color 0.12s;
}

.sd-modal-input:focus,
.sd-modal-select:focus {
    outline: none;
    border-color: var(--accent, #5c7cfa);
}

.sd-modal-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.sd-modal-grid-badge {
    display: grid;
    grid-template-columns: 96px 1fr;
    gap: 14px;
    margin-bottom: 14px;
    align-items: start;
}

.sd-modal-divider {
    height: 1px;
    background: var(--border, #1f1f1f);
    margin: 16px 0;
}

.sd-modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 4px;
}

.sd-modal-btn {
    padding: 8px 20px;
    border-radius: 2px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    border: 1px solid var(--border-input, #333);
    background: var(--bg-secondary, #1c1c1c);
    color: var(--text-secondary, #aaa);
    transition: background 0.12s, border-color 0.12s;
}

.sd-modal-btn:hover {
    background: var(--bg-hover, rgba(255,255,255,0.06));
    color: var(--text-primary, #e8e8e8);
}

.sd-modal-btn-primary {
    background: var(--accent, #5c7cfa);
    border-color: var(--accent, #5c7cfa);
    color: #fff;
}

.sd-modal-btn-primary:hover {
    background: var(--accent-hover, #748ffc);
    border-color: var(--accent-hover, #748ffc);
}

.sd-modal-btn-custom {
    background: var(--accent-subtle, rgba(92,124,250,0.10));
    border-color: var(--accent, #5c7cfa);
    color: var(--accent, #5c7cfa);
}

.sd-modal-btn-custom:hover {
    background: var(--accent-subtle, rgba(92,124,250,0.18));
    color: var(--text-bright, #f5f5f5);
}

/* Port rows in Custom Device Builder */
.sd-port-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 32px;
    gap: 8px;
    align-items: center;
    margin-bottom: 7px;
}

.sd-port-grid select {
    background: var(--bg-surface, #0e0e0e);
    border: 1px solid var(--border-input, #333);
    border-radius: 2px;
    color: var(--text-primary, #e8e8e8);
    padding: 7px 8px;
    font-size: 12px;
    font-family: inherit;
    width: 100%;
}

.sd-port-del-btn {
    background: none;
    border: 1px solid var(--border-input, #333);
    color: var(--text-muted, #666);
    width: 32px;
    height: 32px;
    border-radius: 2px;
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
}

.sd-port-del-btn:hover {
    border-color: var(--danger, #f05050);
    color: var(--danger, #f05050);
}

/* Color swatches */
.sd-color-swatches {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
    margin-top: 6px;
}

.sd-swatch {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 3px solid transparent;
    cursor: pointer;
    transition: transform 0.12s, border-color 0.12s;
    flex-shrink: 0;
    box-sizing: border-box;
}

.sd-swatch:hover {
    transform: scale(1.15);
}

.sd-swatch.active {
    border-color: var(--text-primary, #e8e8e8);
    transform: scale(1.2);
}

/* Existing device chips in Custom Builder */
.sd-device-entry {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 0;
    border-bottom: 1px solid var(--border, #1f1f1f);
}

.sd-device-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    flex-shrink: 0;
}

.sd-device-info {
    flex: 1;
    min-width: 0;
}

.sd-device-name {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary, #e8e8e8);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sd-device-chips {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    margin-top: 3px;
}

.sd-port-chip {
    font-size: 9px;
    padding: 1px 6px;
    border-radius: 10px;
    white-space: nowrap;
    border: 1px solid;
}

/* Light mode adjustments for SD modals */
[data-theme="light"] .sd-modal {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
}

[data-theme="light"] .sd-modal-overlay {
    background: rgba(0, 0, 0, 0.45);
}

[data-theme="light"] .sd-port-grid select {
    background: var(--bg-secondary, #f4f4f4);
    border-color: var(--border-input, #c0c0c0);
}

[data-theme="light"] .sd-statusbar {
    background: var(--bg-secondary, #f4f4f4);
    border-top-color: var(--border, #868686);
    color: var(--text-muted, #666);
}

[data-theme="light"] #systemDesignPage {
    background: var(--bg-base, #f0f0f0);
}

[data-theme="light"] .sd-toolbar {
    background: var(--bg-primary, #ffffff);
    border-bottom-color: var(--border, #868686);
}

[data-theme="light"] .sd-toolbar-title {
    color: var(--text-muted, #666);
}

[data-theme="light"] .sd-btn {
    border-color: var(--border, #868686);
    color: var(--text-secondary, #333);
    background: var(--bg-secondary, #f4f4f4);
}

[data-theme="light"] .sd-btn:hover {
    background: var(--bg-hover, rgba(0,0,0,0.06));
    color: var(--text-primary, #000);
}

[data-theme="light"] .sd-btn-active {
    background: rgba(180, 90, 0, 0.1);
    border-color: rgba(180, 90, 0, 0.7);
    color: #b45a00;
}
[data-theme="light"] .sd-btn-active:hover {
    background: rgba(180, 90, 0, 0.18);
    color: #8b4000;
}

/* ─── S11: Zone Settings Dropdown ────────────────────────────── */
.sd-zone-settings-dropdown {
    position: absolute;
    background: var(--bg-primary, #181818);
    border: 1px solid var(--border, #1f1f1f);
    border-radius: 2px;
    padding: 10px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 200px;
    box-shadow: none;
    font-family: var(--font-sans, Inter, sans-serif);
}

.sd-zs-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sd-zs-item label {
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted, #666);
    text-transform: uppercase;
}

.sd-zs-item input[type="text"] {
    background: var(--bg-surface, #0e0e0e);
    border: 1px solid var(--border-input, #333);
    color: var(--text-primary, #e8e8e8);
    border-radius: 2px;
    padding: 6px;
    font-size: 12px;
    width: 100%;
    box-sizing: border-box;
}

[data-theme="light"] .sd-zs-item input[type="text"] {
    background: var(--bg-secondary, #f4f4f4);
    border-color: var(--border-input, #c0c0c0);
}

.sd-zs-item input[type="text"]:focus {
    outline: none;
    border-color: var(--accent, #5c7cfa);
}

.sd-zs-item input[type="color"] {
    width: 24px;
    height: 24px;
    padding: 0;
    border: none;
    cursor: pointer;
    background: none;
}

.sd-zs-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sd-zs-item-row label {
    margin-bottom: 0;
}

.sd-zs-btn {
    background: var(--bg-secondary, #1c1c1c);
    border: 1px solid var(--border-input, #333);
    color: var(--text-primary, #e8e8e8);
    padding: 6px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 2px;
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s;
    text-align: center;
}

[data-theme="light"] .sd-zs-btn {
    background: var(--bg-secondary, #f4f4f4);
    border-color: var(--border-input, #c0c0c0);
    color: var(--text-secondary, #333);
}

.sd-zs-btn:hover {
    background: var(--bg-hover, rgba(255,255,255,0.06));
    color: var(--text-bright, #f5f5f5);
}

[data-theme="light"] .sd-zs-btn:hover {
    background: var(--bg-hover, rgba(0,0,0,0.06));
    color: var(--text-primary, #000);
}