.qrcode-page {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 74vh;
    padding: 16px 0 24px;
}

.qrcode-shell {
    width: min(860px, calc(100% - 14px));
}

.qrcode-window,
.qrcode-window * {
    font-family: 'PixeloidSans', 'PixelOperator', sans-serif;
}

.qrcode-window {
    min-height: 0;
    max-width: 860px;
    margin: 0 auto;
    color: #090909;
}

.qrcode-window .window-statusbar {
    margin: 0 2px 2px;
    padding: 2px 5px;
    border: 2px inset #9e9e9e;
    color: #111;
    font-size: 11px;
    display: flex;
    justify-content: space-between;
    gap: 4px;
}

.qrcode-title-icon {
    width: 16px;
    height: 16px;
    object-fit: contain;
    image-rendering: auto;
}

/* Always-rendered strip: reserves its height so warnings never shift the layout */
.qrcode-alert {
    margin: 3px 3px 0;
    padding: 4px 8px;
    min-height: 26px;
    border: 2px inset #9e9e9e;
    background: #d4d0c8;
    color: #333;
    font-size: 12px;
    line-height: 1.35;
    display: flex;
    gap: 7px;
    align-items: center;
    box-sizing: border-box;
    transition: background-color 0.15s ease;
}

.qrcode-alert-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    image-rendering: pixelated;
    visibility: hidden;
}

.qrcode-alert.is-warning {
    background: #fff8d0;
    color: #3a2a00;
}

.qrcode-alert.is-warning .qrcode-alert-icon {
    visibility: visible;
}

.qrcode-alert-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.qrcode-body {
    display: flex;
    flex-direction: column;
    padding: 10px;
    background: var(--w98-gray-gradient, #c0c0c0);
    border: 2px solid var(--w98-gray, #c0c0c0);
    box-shadow: inset -1px -1px 0 #808080, inset 1px 1px 0 #fff;
}

.qrcode-layout {
    display: grid;
    grid-template-columns: 1fr minmax(200px, 280px);
    gap: 12px;
    align-items: start;
}

.qrcode-controls,
.qrcode-side {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qrcode-fieldset {
    border: 2px groove #a2a2a2;
    background: linear-gradient(180deg, #ececec, #dddddd);
    padding: 12px 10px 10px;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qrcode-fieldset legend {
    color: #111;
    font-size: 12px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    padding: 0 5px;
}

.qrcode-fields {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qrcode-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.qrcode-field label {
    font-size: 12px;
    color: #111;
}

.qrcode-check {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

.qrcode-check input {
    width: auto;
    margin: 0;
}

.qrcode-window .win98-input {
    border: 2px inset #8e8e8e;
    background: #fff;
    color: #000;
    font-size: 13px;
    padding: 6px 8px;
    width: 100%;
    box-sizing: border-box;
}

.qrcode-window .win98-input:focus {
    outline: 1px dotted #0a246a;
    outline-offset: -2px;
}

.qrcode-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.qrcode-text-input {
    min-height: 84px;
    resize: vertical;
}

.qrcode-select {
    width: 100%;
    box-sizing: border-box;
}

.qrcode-range {
    width: 100%;
    accent-color: #0a246a;
}

.qrcode-color {
    width: 100%;
    height: 28px;
    padding: 1px;
    border: 2px solid;
    border-color: #808080 #fff #fff #808080;
    background: #fff;
    box-sizing: border-box;
    cursor: pointer;
}

.qrcode-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.qrcode-actions .button-98 {
    width: 100%;
    padding: 5px 10px;
}

.qrcode-actions .button-98:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

/* min-height reserves a line so status messages never shift the column */
.qrcode-status {
    margin: 0;
    min-height: 1.35em;
    font-size: 12px;
    color: #222;
}

#qrcode-size-label {
    display: inline-block;
    min-width: 3ch;
    text-align: right;
}

.qrcode-preview-fieldset {
    padding-bottom: 12px;
}

/* Fixed square frame: export size never resizes the layout, only the output file */
.qrcode-preview-frame {
    width: 100%;
    aspect-ratio: 1 / 1;
    padding: 12px;
    background: #fff;
    border: 2px solid;
    border-color: #808080 #fff #fff #808080;
    box-shadow: inset 1px 1px 0 #000;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
}

.qrcode-preview {
    position: absolute;
    inset: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
}

/* qrcode.js toggles canvas/img visibility itself via inline styles */
.qrcode-preview img,
.qrcode-preview canvas {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain;
    image-rendering: pixelated;
}

.qrcode-preview-placeholder {
    position: absolute;
    inset: 0;
    margin: 0;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 12px;
    line-height: 1.5;
    color: #888;
}

.qrcode-preview-placeholder[hidden] {
    display: none;
}

@media (max-width: 640px) {
    .qrcode-layout {
        grid-template-columns: 1fr;
    }

    .qrcode-field-row {
        grid-template-columns: 1fr;
    }
}