/* Layout */
html {
    height: 100%;
}

body {
    min-height: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    background-color: #f8f9fa;
}

#content {
    flex: 1;
    min-height: 0;
}

#staticContent {
    flex: 1;
    min-height: 0;
    border: none;
    margin: 0;
    padding: 0;
    background: white;
}

#sqContainer {
    flex: 1;
    min-height: 0;
    position: relative;
}

/* File Input */
.custom-file-button {
    width: 300px;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.custom-file-button .file-display-wrapper {
    position: relative;
    padding: 0;
    display: flex;
    align-items: center;
    border-radius: 0.375rem;
    background-color: var(--bs-secondary-bg);
    color: var(--bs-secondary-color);
}

.custom-file-button #fileInputDisplay {
    padding-left: 0.75rem;
    color: var(--bs-body-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

.custom-file-button input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.custom-file-button label {
    background-color: var(--bs-secondary);
    color: var(--bs-white);
    border: 1px solid var(--bs-secondary);
    border-inline-end-width: 1px;
    padding: 0.375rem 0.75rem;
    margin: 0;
    transition: all 0.2s ease-in-out;
    cursor: pointer;
}

.custom-file-button label:hover {
    filter: brightness(0.9);
    background-color: var(--bs-secondary) !important;
    border-color: var(--bs-secondary) !important;
    color: var(--bs-white) !important;
}

/* Focus State: Replicating Bootstrap Focus Ring */
.custom-file-button:focus-within {
    border-color: var(--bs-secondary-border-color);
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(var(--bs-secondary-rgb), 0.5);
    position: relative;
    z-index: 1;
    border-radius: 0.375rem 0 0 0.375rem;
}

.btn-group > .custom-file-button .file-display-wrapper {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

/* Modal Transitions */
.modal.fade {
    transition: opacity 0.1s linear !important;
}

.modal-backdrop.fade {
    transition: opacity 0.1s linear !important;
}

.modal-dialog {
    transition: transform 0.1s ease-out !important;
}

/* SqueakJS */
#sqCanvas {
    position: absolute;
    background: #000;
    cursor: default;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}

canvas.pixelated {
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: pixelated;
    -ms-interpolation-mode: nearest-neighbor;
}

div#sqSpinner {
    position: fixed;
    margin: auto;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    width: 100px;
    height: 100px;
    border-radius: 50px;
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 5px 5px #F90;
    display: none;
    transform: rotate(30deg);
}

div#sqSpinner > div {
    position: absolute;
    top: 45px;
    left: 5px;
    width: 90px;
    height: 10px;
    border-radius: 5px;
    box-shadow: 0 0 5px 5px #F90;
}