/* ==========================================
   Figma-Style Canvas & Infinite Navigation
   ========================================== */
.canvas-viewport {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    background-color: #05080f;
    background-image:
        radial-gradient(rgba(var(--accent-aurora-rgb), 0.04) 1px, transparent 1px),
        radial-gradient(rgba(0, 210, 255, 0.03) 1px, transparent 1px),
        radial-gradient(at 0% 0%, rgba(var(--accent-aurora-rgb), 0.07) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(0, 210, 255, 0.07) 0px, transparent 50%);
    background-size: 24px 24px, 48px 48px, 140% 140%, 140% 140%;
    background-position: 0 0, 12px 12px, 0% 0%, 100% 100%;
    cursor: grab;
    user-select: none;
    box-shadow: inset 0 0 60px rgba(0, 0, 0, 0.7), inset 0 0 120px rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.canvas-viewport:active {
    cursor: grabbing;
}

.canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-origin: center center;
    transition: transform 0.1s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 40px;
    box-sizing: border-box;
}

/* Disable transition on container when actively dragging to make it buttery smooth */
body.dragging .canvas-container {
    transition: none !important;
}

/* Screenshot capture: kill the transition so the re-center/zoom-to-100% is instant and
   measurable on the very next frame (no risk of measuring mid-transition), and hide the
   floating chrome so it can never get baked into the crop. */
body.screenshot-capturing .canvas-container {
    transition: none !important;
}

body.screenshot-capturing .canvas-toolbar,
body.screenshot-capturing .top-bar,
body.screenshot-capturing .canvas-onboarding-tips,
body.screenshot-capturing .qr-popup,
body.screenshot-capturing .tools-popup,
body.screenshot-capturing .custom-modal,
body.screenshot-capturing #mixed-content-warning,
body.screenshot-capturing #exit-focus-floating-btn,
body.screenshot-capturing .toast-container {
    display: none !important;
}

/* Prevent layout scaling glitches on dashboard itself */
.dashboard {
    transform-origin: top center;
    transition: margin-top 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
    display: flex;
    width: fit-content;
    margin-top: calc(var(--header-height, 70px) + 20px);
}

.dashboard.flow-row {
    flex-direction: row;
    align-items: flex-start;
    justify-content: center;
    gap: 40px;
}

.dashboard.flow-column {
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

/* Zoom reset and header styling */
.zoom-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================
   Custom Resolutions Input Row
   ========================================== */
.custom-res-container {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    padding: 0 8px;
    border-radius: 8px;
    height: 38px;
    box-sizing: border-box;
    vertical-align: middle;
}

.custom-dim-input {
    width: 60px !important;
    min-width: 60px !important;
    padding: 4px 0 !important;
    background: transparent !important;
    border: none !important;
    text-align: center;
    font-size: 0.85rem !important;
    color: var(--accent-aurora) !important;
    font-weight: 600;
    box-shadow: none !important;
}

.custom-dim-input::-webkit-outer-spin-button,
.custom-dim-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.custom-dim-input[type=number] {
    -moz-appearance: textfield;
}

/* Keyboard focus ring — this input strips its border/box-shadow, so give it an explicit
   visible focus indicator (these are real, editable width/height number fields). */
.custom-dim-input:focus-visible {
    outline: 2px solid var(--accent-aurora);
    outline-offset: 2px;
    border-radius: 4px;
}

.custom-dim-separator {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    user-select: none;
}

/* ==========================================
   Frame Holders & Shadow Containers
   ========================================== */
.frame-holder {
    position: relative;
    display: inline-block;
    vertical-align: top;
    box-shadow: 0 12px 30px -5px rgba(0, 0, 0, 0.4), 0 8px 16px -8px rgba(0, 0, 0, 0.4);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s;
    background: #000;
}

.desktop-frame-holder { border-radius: 12px; }
.tablet-frame-holder { border-radius: 16px; }
.mobile-frame-holder { border-radius: 20px; }

/* Override general iframe styles to fit inside holders */
.frame-holder iframe {
    display: block;
    background: #ffffff;
    border: 1px solid var(--border-glass) !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}

/* Remove inner iframe border when device frame shell is active */
.frame-holder[class*="shell-"] iframe {
    border: none !important;
}

.frame-holder:hover iframe {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

/* Disable hover highlights during active pan drags */
body.dragging .frame-holder iframe {
    border-color: var(--border-glass) !important;
}

/* ==========================================
   Interactive Layout Column Grids
   ========================================== */
.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Let pointer click events pass through */
    z-index: 15;
    box-sizing: border-box;
    display: none;
}

/* Columns Mode wrapper */
.grid-overlay[class*="mode-columns-"] {
    padding: 0 16px;
}
.grid-overlay[class*="mode-columns-"] .grid-columns {
    display: grid;
}

.grid-columns {
    display: none;
    height: 100%;
    gap: 16px;
}

.grid-columns div {
    background: var(--grid-bg-color, rgba(var(--accent-aurora-rgb), 0.015));
    border-left: 1px dashed var(--grid-color, rgba(var(--accent-aurora-rgb), 0.12));
    border-right: 1px dashed var(--grid-color, rgba(var(--accent-aurora-rgb), 0.12));
    height: 100%;
}

/* Column Grid Definitions */
.grid-overlay.mode-columns-12 .grid-columns {
    grid-template-columns: repeat(12, 1fr);
}
.grid-overlay.mode-columns-12 .grid-columns div {
    display: block;
}

.grid-overlay.mode-columns-6 .grid-columns {
    grid-template-columns: repeat(6, 1fr);
}
.grid-overlay.mode-columns-6 .grid-columns div:nth-child(n+7) {
    display: none;
}

.grid-overlay.mode-columns-4 .grid-columns {
    grid-template-columns: repeat(4, 1fr);
}
.grid-overlay.mode-columns-4 .grid-columns div:nth-child(n+5) {
    display: none;
}

.grid-overlay.mode-columns-3 .grid-columns {
    grid-template-columns: repeat(3, 1fr);
}
.grid-overlay.mode-columns-3 .grid-columns div:nth-child(n+4) {
    display: none;
}

/* Modular Mode */
.grid-overlay.mode-modular {
    background-image: 
        linear-gradient(var(--grid-color, rgba(var(--accent-aurora-rgb), 0.05)) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color, rgba(var(--accent-aurora-rgb), 0.05)) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Baseline Mode */
.grid-overlay.mode-baseline {
    background-image: 
        linear-gradient(var(--grid-color, rgba(var(--accent-aurora-rgb), 0.08)) 1px, transparent 1px);
    background-size: 100% 8px;
}

/* Manuscript Grid Mode */
.grid-manuscript {
    display: none;
    position: absolute;
    top: 40px;
    bottom: 40px;
    left: 10%;
    right: 10%;
    border: 1px dashed var(--grid-color, rgba(var(--accent-aurora-rgb), 0.25));
    background: var(--grid-bg-color, rgba(var(--accent-aurora-rgb), 0.01));
    box-sizing: border-box;
}

.grid-overlay.mode-manuscript .grid-manuscript {
    display: block;
}

/* Hierarchical Grid Mode */
.grid-hierarchical {
    display: none;
    position: absolute;
    inset: 0;
}

.grid-hierarchical div {
    position: absolute;
    border: none;
}

.grid-hierarchical .header-line {
    top: 80px;
    left: 0;
    width: 100%;
    height: 1px;
    border-top: 1px dashed var(--grid-color, rgba(var(--accent-aurora-rgb), 0.2));
}

.grid-hierarchical .sidebar-line {
    top: 0;
    left: 240px;
    width: 1px;
    height: 100%;
    border-left: 1px dashed var(--grid-color, rgba(var(--accent-aurora-rgb), 0.2));
}

/* For smaller screens, make sidebar line 200px or 80px respectively */
.tablet-frame ~ .grid-overlay .grid-hierarchical .sidebar-line {
    left: 200px;
}
.mobile-frame ~ .grid-overlay .grid-hierarchical .sidebar-line {
    left: 80px;
}

.grid-hierarchical .third-line-1 {
    top: 33.33%;
    left: 0;
    width: 100%;
    height: 1px;
    border-top: 1px dotted var(--grid-color, rgba(var(--accent-aurora-rgb), 0.15));
}

.grid-hierarchical .third-line-2 {
    top: 66.66%;
    left: 0;
    width: 100%;
    height: 1px;
    border-top: 1px dotted var(--grid-color, rgba(var(--accent-aurora-rgb), 0.15));
}

.grid-overlay.mode-hierarchical .grid-hierarchical {
    display: block;
}

.grid-select {
    min-width: 120px !important;
}

.grid-color-wrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.grid-color-select {
    background: var(--bg-input);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    padding: 6px 10px 6px 28px !important;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s;
    min-width: 90px;
    max-width: 110px;
}

.grid-color-select:focus {
    border-color: var(--accent-aurora);
}

.grid-color-wrapper .select-icon {
    position: absolute;
    left: 10px;
    pointer-events: none;
    color: var(--text-secondary);
    opacity: 0.7;
    z-index: 2;
    transition: color 0.2s;
}

.grid-color-wrapper:hover .select-icon {
    color: var(--accent-aurora);
}

/* ==========================================
   Focus / Fullscreen Viewport Mode
   ========================================== */
body.focus-active .top-bar {
    transform: translate3d(0, -100px, 0);
    opacity: 0;
    pointer-events: none;
}

body.focus-active .device-section:not(.focused) {
    display: none !important;
}

body.focus-active .creator-credit {
    display: none !important;
}

.device-section.focused {
    border: none !important;
    background: transparent !important;
    backdrop-filter: none !important;
    box-shadow: none !important;
    padding: 0 !important;
}

.device-section.focused .device-header {
    margin-bottom: 24px;
}

/* Floating Exit Button style */
#exit-focus-floating-btn {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translate3d(0, 0, 0);
    z-index: 2000;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: var(--text-danger-soft);
    padding: 8px 20px !important;
    border-radius: 9999px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.8rem !important;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(239, 68, 68, 0.15);
    cursor: pointer;
    transition: background-color 0.3s cubic-bezier(0.16, 1, 0.3, 1), color 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

#exit-focus-floating-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #fff;
    border-color: #ef4444;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.6), 0 0 25px rgba(239, 68, 68, 0.3);
    transform: translateX(-50%) translateY(-2px);
}

#exit-focus-floating-btn:active {
    transform: translateX(-50%) translateY(1px);
}

/* ==========================================
   URL Input Controls & Helpers
   ========================================== */
.url-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.url-input-wrapper input {
    padding-right: 28px; /* Space for the copy button */
    width: 180px;
}

.copy-url-btn {
    position: absolute;
    right: 4px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 4px;
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: none;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.copy-url-btn:hover {
    color: var(--accent-aurora);
    background: rgba(255, 255, 255, 0.05);
    transform: none;
    box-shadow: none;
}

.swap-btn {
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 30px;
    width: 30px;
    min-width: 30px;
    box-sizing: border-box;
    align-self: flex-end;
}

/* Sync styles for wrapped frames in overlay & tab modes */
.iframe-container.mode-overlay-slider .iframe-wrapper .frame-holder,
.iframe-container.mode-tabs .iframe-wrapper .frame-holder {
    width: 100% !important;
    height: 100% !important;
    border-radius: 0;
    border: none;
    box-shadow: none;
}

.iframe-container.mode-overlay-slider .iframe-wrapper .frame-holder iframe,
.iframe-container.mode-tabs .iframe-wrapper .frame-holder iframe {
    width: 100% !important;
    height: 100% !important;
    border-radius: 0;
    border: none;
    box-shadow: none;
}

/* ==========================================
   Corner Resize Handle Styles
   ========================================== */
.resize-handle {
    display: none !important; /* Kept hidden as requested */
    position: absolute;
    bottom: -6px;
    right: -6px;
    width: 18px;
    height: 18px;
    background: var(--accent-gradient);
    border: 2px solid var(--bg-dark);
    border-radius: 50%;
    cursor: se-resize;
    z-index: 30;
    box-shadow: 0 2px 8px rgba(var(--accent-aurora-rgb), 0.4);
    opacity: 0.5;
    transition: transform 0.2s ease, opacity 0.2s, box-shadow 0.2s;
    touch-action: none;
}

.resize-handle:hover {
    transform: scale(1.25);
    opacity: 1;
    box-shadow: 0 4px 12px rgba(var(--accent-aurora-rgb), 0.6);
}

.slider-wrapper:hover .resize-handle {
    opacity: 0.95;
}

/* Card Resize Handle Styles */
.card-resize-handle {
    position: absolute;
    bottom: -6px;
    right: -6px;
    width: 20px;
    height: 20px;
    background: var(--accent-gradient);
    border: 3px solid var(--bg-dark);
    border-radius: 50%;
    cursor: se-resize;
    z-index: 30;
    box-shadow: 0 4px 12px rgba(var(--accent-aurora-rgb), 0.5);
    opacity: 0.7;
    transition: transform 0.2s ease, opacity 0.2s, box-shadow 0.2s;
    touch-action: none;
}

.card-resize-handle:hover {
    transform: scale(1.25);
    opacity: 1;
    box-shadow: 0 6px 16px rgba(var(--accent-aurora-rgb), 0.7);
}

.device-section:hover .card-resize-handle {
    opacity: 1;
}

/* Hide resize handles in overlay slider and tabs mode to avoid clutter */
.iframe-container.mode-overlay-slider .resize-handle,
.iframe-container.mode-tabs .resize-handle {
    display: none !important;
}