/* Blueprint Page - Clean Borderless Design */
/* Applies coastal flow theme to existing blueprint.html structure */

@import url('theme.css');
@import url('shared-layout.css');

/* Blueprint Page Specific Layout Overrides */
/* Grid layout handled by shared-layout.css */

/* Main Content Area - Specific override if needed, but shared handles panels */
.main-content,
.canvas-section {
    height: fit-content !important;
}

/* Canvas Styling - CRITICAL TO KEEP */
.canvas-container {
    background: white !important;
    border: 2px solid #000 !important;
    border-radius: 0 !important;
    /* Fixed blueprint drawing area */
    width: 1000px !important;
    height: 700px !important;
    max-width: none !important;
    margin: 0 auto !important;
    position: relative !important;
    overflow: hidden !important;
    box-sizing: content-box !important;
}

.blueprint-layer {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 1000px !important;
    height: 700px !important;
    z-index: 1 !important;
    overflow: visible !important;
}

#layout-canvas {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 1000px !important;
    height: 700px !important;
    z-index: 2 !important;
}

/* Blueprint Objects - Clean White Design */
.blueprint-object,
.bp-object {
    background: white !important;
    border: 2px solid #000 !important;
    border-radius: 0 !important;
    color: #000 !important;
    font-weight: bold !important;
    font-size: 0.8rem !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: move !important;
}

/* Room objects: hollow frame (4 walls) with empty center */
/* Use outline instead of border so it renders OUTSIDE the element - objects inside won't clip */
.blueprint-object[data-type="room"],
.bp-room[data-type="room"] {
    background: transparent !important;
    border: none !important;
    outline: 8px solid #000 !important;
    box-sizing: border-box !important;
}

.blueprint-object[data-type="room"] .object-label,
.bp-room[data-type="room"] .object-label {
    display: none !important;
}

.blueprint-wall,
.bp-wall {
    background: #000 !important;
    color: white !important;
}

.blueprint-door,
.bp-door {
    background: white !important;
    border: 2px solid #000 !important;
}

.blueprint-bar,
.bp-bar {
    background: white !important;
    border: 2px solid #000 !important;
}

.blueprint-stairs,
.bp-stairs {
    background: white !important;
    border: 2px solid #000 !important;
}

.blueprint-table,
.bp-fixed-table {
    background: white !important;
    border: 2px solid #000 !important;
}

.blueprint-label,
.bp-label {
    background: white !important;
    border: 1px solid #000 !important;
    padding: 0.25rem !important;
}

.blueprint-restricted,
.bp-no-layout {
    background: #f0f0f0 !important;
    border: 1px solid #000 !important;
}

/* Hide size label on blueprint objects */
.blueprint-object-bg .size {
    display: none !important;
}

/* Reference Shapes */
.blueprint-reference,
.bp-reference {
    background: rgba(255, 255, 255, 0.3) !important;
    border: 2px dashed rgba(0, 0, 0, 0.6) !important;
    color: rgba(0, 0, 0, 0.8) !important;
    opacity: 0.8 !important;
    font-weight: bold !important;
    font-size: 0.8rem !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: move !important;
    position: relative !important;
    box-sizing: border-box !important;
}

.blueprint-reference.table-round { border-radius: 50% !important; }
.blueprint-reference.table-square { border-radius: 4px !important; }
.blueprint-reference.table-rectangular { border-radius: 4px !important; }

.blueprint-reference::before,
.bp-reference::before {
    content: "REF" !important;
    position: absolute !important;
    top: 3px !important;
    left: 3px !important;
    font-size: 0.6rem !important;
    font-weight: bold !important;
    color: rgba(0, 0, 0, 0.9) !important;
    background: rgba(255, 255, 255, 0.9) !important;
    padding: 1px 4px !important;
    border-radius: 2px !important;
    line-height: 1 !important;
}

.blueprint-reference.hidden,
.bp-reference.hidden {
    display: none !important;
}

/* Toolbar Specifics */
.canvas-options-bar {
    display: flex !important;
    justify-content: center !important;
    margin-bottom: 0.5rem !important;
}

.canvas-options-bar .toolbar-actions {
    display: flex !important;
    gap: 0.5rem !important;
    background: var(--card-surface) !important;
    padding: 0.5rem 0.8rem !important;
    border-radius: 12px !important;
    border: 1px solid var(--cf-border) !important;
    backdrop-filter: blur(12px) !important;
}

/* Grid/Snap buttons active state (Purple highlight as requested) */
.canvas-options-bar .btn.active,
.canvas-options-bar button.btn.active {
    background: #4f46e5 !important;
    color: white !important;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2) !important;
    border: 1px solid rgba(255,255,255,0.1) !important;
}

/* Standard Tool buttons active state (Teal theme match) */
.toolbar-row .tool-grid .btn.active,
.sidebar-tools .btn.active {
    background: rgba(94, 234, 212, 0.2) !important;
    color: #5eead4 !important;
    border: 1px solid rgba(94, 234, 212, 0.4) !important;
    box-shadow: 0 0 8px rgba(94, 234, 212, 0.1) !important;
}

.toolbar-row,
#toolbar-blueprint {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 1rem !important;
    padding: 0.75rem 0 !important;
    background: transparent !important;
    margin-bottom: 1rem !important;
    border: none !important;
    flex-wrap: wrap !important;
}

.toolbar-row .tool-grid {
    display: flex !important;
    gap: 0.5rem !important;
    flex: 0 0 auto !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
}

.toolbar-row .tool-grid .btn {
    padding: 0.4rem 0.6rem !important;
    font-size: 0.75rem !important;
    white-space: nowrap !important;
    min-width: auto !important;
    flex: 0 0 auto !important;
}

.toolbar-row .toolbar-actions {
    display: flex !important;
    gap: 0.5rem !important;
    flex-shrink: 0 !important;
}

/* Sidebar Tools Specifics */
.compact-section:nth-child(2) {
    display: block !important;
}

.compact-section .section-title + .tool-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.5rem !important;
}

.sidebar-tools,
.sidebar-actions {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.5rem !important;
}

.sidebar-actions {
    margin-top: 1rem !important;
}

.sidebar-tools .btn,
.sidebar-actions .btn {
    width: 100% !important;
    text-align: left !important;
    justify-content: flex-start !important;
    gap: 0.5rem !important;
}

.sidebar-tools .btn i,
.sidebar-actions .btn i {
    width: 1.2rem !important;
    display: none !important;
}

/* Context Menu Specifics */
.context-menu {
    position: absolute !important;
    z-index: 10000 !important;
    background: white !important;
    border: 1px solid #ccc !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15) !important;
    padding: 0.5rem 0 !important;
    min-width: 160px !important;
}

.context-menu-item {
    padding: 0.6rem 1rem !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    color: #333 !important;
    font-size: 0.9rem !important;
    transition: background 0.2s !important;
}

.context-menu-item:hover {
    background-color: rgba(94, 234, 212, 0.15) !important;
}

.context-menu-item[data-action="delete"] {
    color: #ef4444 !important;
}

.context-menu-item[data-action="delete"]:hover {
    background-color: rgba(239, 68, 68, 0.1) !important;
}

/* Legacy support for li items if used */
.context-menu li {
    color: #000000 !important;
}

.context-menu li * {
    color: inherit !important;
}

.context-menu .rotate-option,
.context-menu .duplicate-option,
.context-menu li[data-action="rotate"],
.context-menu li[data-action="duplicate"],
.context-menu li[data-action="copy"] {
    color: #000000 !important;
}

.context-menu li.delete-option,
.context-menu li[data-action="delete"] {
    color: #ef4444 !important;
}

.context-menu li.delete-option:hover,
.context-menu li[data-action="delete"]:hover {
    background-color: rgba(239, 68, 68, 0.1) !important;
    color: #ef4444 !important;
}

/* Reference UI Specifics */
.reference-disclaimer {
    font-size: 0.75rem !important;
    color: rgba(203, 243, 255, 0.7) !important;
    margin: 0 0 0.85rem !important;
    text-align: center !important;
    line-height: 1.4 !important;
}

.reference-row {
    background: rgba(8, 48, 60, 0.65) !important;
    border-radius: 12px !important;
    border: 1px solid rgba(83, 204, 239, 0.24) !important;
    overflow: hidden !important;
    transition: transform 0.2s ease !important;
}

.reference-header {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 0.9rem 1rem !important;
    background: transparent !important;
    border: none !important;
    color: inherit !important;
    cursor: pointer !important;
    gap: 0.75rem !important;
}

.reference-row:hover {
    box-shadow: 0 16px 24px rgba(0,0,0,0.3) !important;
}

.reference-row.active {
    border-color: rgba(83, 204, 239, 0.55) !important;
}

.shape-chip {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.6rem !important;
    padding: 0.35rem 0.8rem !important;
    border-radius: 999px !important;
    background: rgba(20, 95, 110, 0.9) !important;
    border: 1px solid rgba(94, 234, 212, 0.35) !important;
    font-weight: 600 !important;
    letter-spacing: 0.02em !important;
}

.shape-icon {
    width: 26px !important;
    height: 26px !important;
    border: 2px solid rgba(94, 234, 212, 0.85) !important;
    display: grid !important;
    place-items: center !important;
    font-size: 0.7rem !important;
    font-weight: 700 !important;
    color: rgba(94, 234, 212, 0.95) !important;
}

.shape-icon.round { border-radius: 50% !important; }
.shape-icon.square { border-radius: 6px !important; }
.shape-icon.rect { border-radius: 6px !important; width: 34px !important; height: 20px !important; }

.reference-row .chevron {
    transition: transform 0.3s ease !important;
    color: rgba(157, 234, 255, 0.75) !important;
}

.reference-row.active .chevron {
    transform: rotate(90deg) !important;
}

.ref-size-menu {
    max-height: 0 !important;
    overflow: hidden !important;
    transition: max-height 0.35s ease, opacity 0.2s ease !important;
    opacity: 0 !important;
    display: grid !important;
    gap: 0.5rem !important;
    padding: 0 1rem !important;
    padding-bottom: 0 !important;
}

.reference-row.active .ref-size-menu {
    padding-bottom: 0.9rem !important;
    max-height: 260px !important;
    opacity: 1 !important;
}

.reference-size-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 0.5rem !important;
    padding: 0.6rem 0.75rem !important;
    border-radius: 10px !important;
    border: 1px solid rgba(94, 234, 212, 0.25) !important;
    background: rgba(10, 58, 68, 0.82) !important;
    color: rgba(226, 253, 255, 0.92) !important;
    font-size: 0.85rem !important;
    cursor: pointer !important;
    transition: border-color 0.2s ease, transform 0.15s ease !important;
}

.reference-size-btn:hover {
    transform: translateX(4px) !important;
    border-color: rgba(94, 234, 212, 0.6) !important;
}

.reference-size-btn .size-label {
    font-weight: 600 !important;
    letter-spacing: 0.03em !important;
}

.reference-size-btn .size-meta {
    font-size: 0.72rem !important;
    color: rgba(203, 243, 255, 0.75) !important;
}

.reference-actions {
    margin-top: 1.2rem !important;
}

.reference-actions .btn.subtle {
    background: rgba(2, 20, 26, 0.55) !important;
    border: 1px solid rgba(94, 234, 212, 0.2) !important;
    color: rgba(183, 240, 255, 0.85) !important;
}

.reference-actions .btn.subtle:hover {
    background: rgba(2, 40, 48, 0.7) !important;
    border-color: rgba(94, 234, 212, 0.45) !important;
}

/* Grid Overlay */
.grid-overlay {
    position: absolute !important;
    inset: 0 !important;
    pointer-events: none !important;
    z-index: 0 !important;
    display: block !important;
    background-image:
        repeating-linear-gradient(0deg, rgba(9, 132, 146, 0.12) 0, rgba(9, 132, 146, 0.12) 1px, transparent 1px, transparent 20px),
        repeating-linear-gradient(90deg, rgba(9, 132, 146, 0.12) 0, rgba(9, 132, 146, 0.12) 1px, transparent 1px, transparent 20px) !important;
}

@media screen {
    .grid-overlay {
        display: block !important;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .compact-panel,
    .toolbar-row {
        display: none !important;
    }
    
    .main-content {
        padding: 0 !important;
        box-shadow: none !important;
        background: transparent !important;
    }
    
    .canvas-container {
        max-width: none !important;
        width: 100% !important;
        page-break-inside: avoid !important;
    }
    
    .event-info-print {
        display: block !important;
    }
}

/* Hidden elements */
.grid-options, .compact-toggle, .hint, .event-info-print {
    display: none !important;
}

/* Reference Table Specifics on Canvas */
.reference-table {
    font-family: Arial, sans-serif !important;
    font-weight: 500 !important;
    font-size: 11px !important;
    text-align: center !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: #000000 !important;
    background: rgba(255, 255, 255, 0.8) !important;
    border: 2px dashed #000000 !important;
    opacity: 0.9 !important;
}

.reference-table[data-shape="round"] { border-radius: 50% !important; }
.reference-table[data-shape="square"] { border-radius: 4px !important; }
.reference-table[data-shape="rectangle"] { border-radius: 0px !important; }

/* Circle Tool */
.blueprint-object[data-type="circle"],
[data-type="circle"] {
    border-radius: 50% !important;
    background-color: #ffffff !important;
    border: 2px solid #000000 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.blueprint-object[data-type="circle"] .object-label {
    color: #000000 !important;
    font-weight: bold !important;
    font-size: 12px !important;
    text-align: center !important;
}

/* Clear Blueprint Modal Specifics */
#clearBlueprintModal.modal {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.9) !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 1000 !important;
    display: none !important;
}

#clearBlueprintModal.modal[style*="display: block"],
#clearBlueprintModal.modal[style*="display: flex"] {
    display: flex !important;
}

#clearBlueprintModal .modal-content {
    position: relative !important;
    margin: 0 !important;
    max-width: 500px !important;
    width: 90% !important;
    background: #062c36 !important;
    border-radius: 16px !important;
    padding: 2rem !important;
    box-shadow: var(--shadow-panel) !important;
    border: none !important;
    color: var(--cf-text) !important;
}

/* Handle Visibility - Hide by default, show on hover/selected */
.handle, 
.rotation-connector, 
.rotation-handle,
.ghost-outline {
    display: none !important;
    z-index: 9999 !important;
}

.blueprint-object:hover .handle,
.blueprint-object:hover .rotation-connector,
.blueprint-object.selected .handle,
.blueprint-object.selected .rotation-connector,
.blueprint-object.selected .ghost-outline {
    display: block !important;
    z-index: 9999 !important;
}

.blueprint-object:hover .rotation-handle,
.blueprint-object.selected .rotation-handle {
    display: grid !important;
    place-items: center !important;
    z-index: 9999 !important;
}

/* Ensure handles are always on top */
.handle {
    position: absolute !important;
    z-index: 9999 !important;
}

.rotation-handle {
    position: absolute !important;
    z-index: 9999 !important;
}

.rotation-connector {
    position: absolute !important;
    z-index: 9998 !important;
}

.ghost-outline {
    position: absolute !important;
    z-index: 9997 !important;
}

/* Accordion Styles */
.accordion-section {
    overflow: hidden;
}

.accordion-header {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    cursor: pointer !important;
    user-select: none !important;
    transition: all 0.2s ease !important;
}

.accordion-header:hover {
    opacity: 0.8 !important;
}

.accordion-icon {
    transition: transform 0.3s ease !important;
    font-size: 0.9rem !important;
    color: var(--cf-accent) !important;
}

.accordion-icon.rotated {
    transform: rotate(180deg) !important;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content.expanded {
    max-height: 1000px;
    transition: max-height 0.5s ease;
}

/* Layout Help Overlay - Exact match from layout page */
.layout-help-overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 24, 32, 0.82);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 11000;
}

.layout-help-modal {
    background: linear-gradient(155deg, rgba(2, 24, 32, 0.96), rgba(6, 46, 58, 0.92));
    border: 1px solid rgba(94, 234, 212, 0.28);
    border-radius: 20px;
    max-width: 900px;
    width: 92%;
    max-height: 88vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.layout-help-header {
    position: relative;
    padding: 2rem 2.5rem 1.75rem;
    border-bottom: 1px solid rgba(94, 234, 212, 0.28);
    background: rgba(7, 58, 80, 0.55);
}

.layout-help-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: none;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(224, 255, 248, 0.92);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.layout-help-close:hover {
    background: #ef4444;
    color: #fff;
}

.layout-help-intro {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(224, 255, 248, 0.92);
    text-align: center;
}

.layout-help-intro h1 {
    margin: 0 0 0.5rem;
    font-size: 2rem;
    letter-spacing: 0.05em;
}

.layout-help-intro p {
    margin: 0;
    color: rgba(224, 255, 248, 0.7);
}

.layout-help-body {
    padding: 2rem 2.5rem 2.25rem;
    background: rgba(6, 64, 74, 0.42);
    overflow-y: auto;
}

.layout-help-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    grid-auto-rows: 1fr;
}

.layout-help-card {
    background: rgba(9, 66, 80, 0.75);
    border: 1px solid rgba(94, 234, 212, 0.32);
    border-radius: 16px;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: all 0.3s ease;
    min-height: 0;
}

.layout-help-card:hover {
    border-color: rgba(94, 234, 212, 0.5);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.layout-help-card h2 {
    margin: 0 0 1rem;
    font-size: 1.35rem;
    letter-spacing: 0.05em;
    color: rgba(94, 234, 212, 0.92);
    text-transform: uppercase;
}

.layout-help-card p,
.layout-help-card li {
    color: rgba(178, 226, 230, 0.78);
    line-height: 1.6;
}

.layout-help-card ul {
    margin: 1rem 0 0;
    padding-left: 1.2rem;
}

.layout-help-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 28px;
    background: rgba(94, 234, 212, 0.2);
    border: 1px solid rgba(94, 234, 212, 0.5);
    border-radius: 20px;
    color: rgba(94, 234, 212, 0.92);
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.layout-help-footer {
    padding: 1.75rem 2.75rem;
    background: rgba(7, 58, 80, 0.55);
    border-top: 1px solid rgba(94, 234, 212, 0.28);
    border-radius: 0 0 20px 20px;
    display: flex;
    justify-content: space-between;
    gap: 1.5rem;
    align-items: center;
}

.layout-help-checkbox {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(224, 255, 248, 0.92);
    order: 2;
}

.layout-help-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: rgba(94, 234, 212, 0.85);
}

.layout-help-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex: 1;
    order: 1;
}

.layout-help-overlay .btn.primary {
    background: rgba(94, 234, 212, 0.92) !important;
    color: #02494B !important;
    box-shadow: 0 12px 24px rgba(4, 51, 58, 0.35) !important;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.layout-help-overlay .btn.primary:hover {
    box-shadow: 0 16px 28px rgba(4, 51, 58, 0.45) !important;
}

@media (max-width: 768px) {
    .layout-help-modal {
        max-height: 95vh;
    }

    .layout-help-header,
    .layout-help-body,
    .layout-help-footer {
        padding: 1.5rem;
    }

    .layout-help-intro h1 {
        font-size: 1.6rem;
    }
}

/* Notification Popup - Ensure Dark Theme with Good Contrast */
.notification-popup-overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.75) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 10000 !important;
    animation: fadeIn 0.3s ease !important;
}

.notification-popup {
    background: linear-gradient(135deg, rgba(6, 64, 74, 0.98), rgba(2, 24, 32, 0.98)) !important;
    border: 1px solid rgba(94, 234, 212, 0.28) !important;
    border-radius: 16px !important;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5) !important;
    max-width: 500px !important;
    width: 90% !important;
    padding: 2rem !important;
    position: relative !important;
    animation: slideIn 0.3s ease !important;
    backdrop-filter: blur(10px) !important;
}

.notification-popup.success {
    border-left: 4px solid #10b981 !important;
}

.notification-popup.error {
    border-left: 4px solid #ef4444 !important;
}

.notification-popup.warning {
    border-left: 4px solid #f59e0b !important;
}

.notification-popup.info {
    border-left: 4px solid #3b82f6 !important;
}

.notification-popup-header {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    margin-bottom: 1rem !important;
}

.notification-popup-title {
    font-weight: 600 !important;
    font-size: 1.1rem !important;
    color: #ffffff !important;
}

.notification-popup-close {
    background: none !important;
    border: none !important;
    font-size: 1.5rem !important;
    cursor: pointer !important;
    color: #ffffff !important;
    padding: 0 !important;
    width: 30px !important;
    height: 30px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 4px !important;
    transition: background 0.2s !important;
}

.notification-popup-close:hover {
    background-color: rgba(255, 255, 255, 0.1) !important;
}

.notification-popup-message {
    color: rgba(224, 255, 248, 0.92) !important;
    line-height: 1.5 !important;
    font-size: 1rem !important;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* Responsive - Keep 2-column layout at all screen sizes */
/* Shrink sidebar width instead of reorganizing to 1-column */

@media (max-width: 1200px) {
    .page-layout,
    .blueprint-layout {
        grid-template-columns: 280px minmax(0, 1fr) !important;
    }
    
    .sidebar {
        grid-column: 1 !important;
        order: 0 !important;
    }
    
    .main-content,
    .canvas-section {
        grid-column: 2 !important;
        order: 0 !important;
    }
}

@media (max-width: 900px) {
    .page-layout,
    .blueprint-layout {
        grid-template-columns: 250px minmax(0, 1fr) !important;
        gap: 1rem !important;
    }
    
    .sidebar {
        grid-column: 1 !important;
        order: 0 !important;
    }
    
    .main-content,
    .canvas-section {
        grid-column: 2 !important;
        order: 0 !important;
    }
    
    .toolbar,
    .blueprint-toolbar {
        flex-wrap: wrap !important;
        row-gap: 0.5rem;
    }
}

@media (max-width: 768px) {
    .page-layout,
    .blueprint-layout {
        grid-template-columns: 220px minmax(0, 1fr) !important;
        gap: 0.75rem !important;
    }
    
    .sidebar {
        grid-column: 1 !important;
        order: 0 !important;
    }
    
    .main-content,
    .canvas-section {
        grid-column: 2 !important;
        order: 0 !important;
    }
}