/* 工作台专属：画布、编辑工具和图片设置。 */

/* Calendar modal */
.main .modal { z-index: 1000; }
/* Confirmation can be opened from another modal and must cover it completely. */
#confirmModal { z-index: 1010; }
.modal-content {
    background: #fff;
    border-radius: 8px;
    min-width: 280px;
    max-width: 95vw;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid #eee;
}
.modal-header h3 { margin: 0; font-size: 1rem; }
.modal-close {
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
    color: #666;
}
.modal-close:hover { color: #000; }
.modal-body { padding: 16px; }
.calendar-footer { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }
.confirm-modal-content { width: min(100%, 440px); }
.confirm-modal-message { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.confirm-modal-actions { margin-top: 18px; }
.activation-modal-content { width: min(100%, 500px); }
.activation-modal-body { display: grid; gap: 0; padding: 20px; }
.activation-section {
    margin: 0;
    padding: 0 0 18px;
    border-bottom: 1px solid var(--im-line);
}
.activation-section + .activation-section { padding-top: 18px; }
.activation-section:last-child { padding-bottom: 0; border-bottom: 0; }
.activation-section .control-label { margin: 0; }
.activation-status-grid {
    display: grid;
    grid-template-areas:
        "label action"
        "value action";
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 3px 16px;
    padding: 11px 12px 11px 14px;
    border: 1px solid var(--im-line-strong);
    border-radius: 7px;
    background: var(--im-surface-soft);
    color: var(--im-muted);
    transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}
.activation-status-label {
    grid-area: label;
    color: inherit;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    opacity: .78;
}
.activation-status-grid .status-bar {
    grid-area: value;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 7px;
    min-height: 23px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: inherit;
    box-sizing: border-box;
    text-align: center;
    font-weight: 700;
}
.activation-status-actions {
    grid-area: action;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}
.activation-status-actions button {
    margin: 0;
}
.activation-status-grid #btnReadActivationStatus {
    min-width: 92px;
    background: rgba(255, 255, 255, .8);
    color: inherit;
}
.activation-status-grid #btnClearActivation { min-width: 96px; }
.activation-status-grid #btnReadActivationStatus:hover:not(:disabled) {
    border-color: currentColor;
    background: #fff;
    color: inherit;
}
.activation-status-grid .status-bar::before {
    width: 7px;
    height: 7px;
    flex: 0 0 7px;
    border-radius: 50%;
    background: currentColor;
    content: "";
}
.activation-status-grid[data-state="unread"] {
    border-color: #e5c46d;
    background: #fff8dc;
    color: #76540d;
}
.activation-status-grid[data-state="inactive"] {
    border-color: #e3b4b4;
    background: #fff2f2;
    color: #9d3737;
}
.activation-status-grid[data-state="active"] {
    border-color: #a9d4bd;
    background: #edf8f1;
    color: #246b4e;
}
.device-code-row button,
.activation-import-row button { margin: 0; }
.device-code-row {
    display: grid;
    grid-template-columns: minmax(0, 280px) auto auto;
    align-items: center;
    gap: 8px;
}
.device-code-row input {
    width: 280px;
    max-width: 100%;
    min-width: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-variant-numeric: tabular-nums;
    text-transform: uppercase;
}
.device-code-row button { min-width: 64px; }
.activation-import-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
}
.activation-import-row input { width: 100%; min-width: 0; box-sizing: border-box; }
.activation-import-row button { min-width: 96px; }

@media (max-width: 560px) {
    .activation-modal-body { padding: 16px; }
    .device-code-row,
    .activation-import-row { grid-template-columns: 1fr; }
    .device-code-row button,
    .activation-import-row button { width: 100%; }
}

@media (max-width: 420px) {
    .activation-status-grid {
        grid-template-areas:
            "label"
            "value"
            "action";
        grid-template-columns: 1fr;
        gap: 5px;
    }
    .activation-status-actions { justify-content: flex-end; margin-top: 5px; }
}

/* 工作台网格、控制区、画布和工具栏。 */

.main {
    display: grid;
    grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
    grid-template-rows: auto auto 1fr;
    align-items: start;
    gap: 16px;
    width: min(1280px, calc(100% - 32px));
    max-width: none;
    margin: 0 auto;
    padding: 28px 0 48px;
    font-size: 15px;
    line-height: 1.5;
}

.main > fieldset { margin: 0; }
.main > .page-header { grid-column: 1 / -1; grid-row: 1; }
.main > .connection-card { grid-column: 1; grid-row: 2; align-self: stretch; }
.main > .control-card {
    grid-column: 2;
    grid-row: 2;
    align-self: stretch;
    /* 纵向弹性容器：内容区占满卡片在网格行内被拉伸出的高度。 */
    display: flex;
    flex-direction: column;
}
.main > .image-card { grid-column: 1 / -1; grid-row: 3; }

.main > .control-card .flex-group { width: 100%; }
.main > .control-card .flex-group > button {
    flex: 1 1 96px;
    margin: 0;
}
.connection-card > .flex-container > .flex-group {
    width: 100%;
    flex-wrap: nowrap;
    justify-content: center;
}
.connection-card > .flex-container > .flex-group > button {
    flex: 1 1 0;
    min-width: 0;
    box-sizing: border-box;
    margin: 0;
}

/* 设备控制卡片内容区：两个分区（显示模式 / 时间设置）在其内上下平分高度。 */
.control-card > .control-body {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    min-height: 0;
}

.control-card > .control-body > .control-section {
    display: flex;
    flex: 1 1 0;
    flex-direction: column;
}

.control-card > .control-body > .control-section > .flex-group {
    flex: 1 1 auto;
    align-content: center;
}

.control-section + .control-section {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--im-line);
}

.control-label {
    margin-bottom: 8px;
    color: var(--im-muted);
    font-size: 13px;
    font-weight: 600;
}

.control-card .mode-actions .primary,
.control-card .screen-actions .primary {
    border-color: var(--im-line-strong);
    background: var(--im-surface-soft);
    color: var(--im-primary-hover);
    box-shadow: none;
}

.control-card .mode-actions .primary:hover:not(:disabled),
.control-card .screen-actions .primary:hover:not(:disabled) {
    border-color: var(--im-primary);
    background: var(--im-primary-soft);
    color: var(--im-primary-hover);
}

.control-card .time-actions .flex-group {
    width: 100%;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: center;
}
.control-card #hour-offset {
    width: 64px;
    min-width: 64px;
    box-sizing: border-box;
    text-align: center;
}
.control-card .unit-label { color: var(--im-muted); font-size: 13px; }
.control-card .current-time {
    margin: 0;
    color: var(--im-text);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 24px;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}
.control-card .current-time-status {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    margin: 0;
    text-align: center;
}
.control-card .time-offset-prefix,
.control-card .time-offset-suffix {
    flex: 0 0 auto;
    color: var(--im-muted);
    white-space: nowrap;
}
.control-card #btnApplyOffset {
    flex: 0 1 108px;
    width: 108px;
    min-width: 0;
    margin: 0;
    text-align: center;
}

.connection-card .log-container {
    height: 140px;
    min-height: 140px;
    max-height: 140px;
}

.image-card { display: flex; flex-direction: column; min-height: 100%; }
.image-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--im-line);
}
.image-file-row { min-width: 0; flex: 1 1 220px; }
.image-file-row input[type="file"] {
    width: 100%;
    margin: 0;
}
.image-action-row { display: flex; flex-wrap: wrap; gap: 8px; }
.image-action-row #btnClearCanvas,
.image-action-row #btnClearLockImg,
.image-action-row #sendimgbutton {
    flex: 0 0 96px;
    min-width: 96px;
    margin: 0;
}

.image-settings {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px 16px;
    margin: 12px 0 0;
    align-items: center;
}
.image-settings > .flex-group { min-width: 0; }
.image-settings > .flex-group > select {
    flex: 1 1 auto;
    min-width: 0;
    margin: 0;
}
.image-settings input[type="range"] { flex: 1 1 80px; min-width: 0; }
.image-card .canvas-container {
    flex: 1 1 auto;
    min-height: 0;
    justify-content: center;
    margin-top: 14px;

}
.image-card .canvas-toolbar { margin-top: auto; }

.canvas-container {
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: center;
    margin-top: 18px;
    padding: 18px;
    border: 1px solid var(--im-line);
    border-radius: var(--im-radius);
    background: var(--im-surface-soft);
}

.canvas-container canvas {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    margin: 8px auto 12px;
    border: 1px solid #9fb8b4;
    border-radius: 5px;
    background: #fff;
    box-shadow: 0 5px 16px rgba(28, 67, 70, .1);
    touch-action: none;
    user-select: none;
}

.canvas-title {
    display: none;
    color: var(--im-muted);
    font-size: 13px;
    font-weight: 650;
}
.canvas-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 8px 12px;
    width: 100%;
    margin-top: 8px;
}
.canvas-toolbar .flex-group { justify-content: center; }
.canvas-toolbar #text-input { width: min(180px, 100%); }
.canvas-toolbar .brush-tools,
.canvas-toolbar .text-tools,
.canvas-toolbar .crop-tools {
    display: none;
    flex-basis: 100%;
    width: 100%;
    justify-content: center;
}
.canvas-container.brush-mode .brush-tools,
.canvas-container.text-mode .brush-tools,
.canvas-container.eraser-mode .brush-tools,
.canvas-container.text-mode .text-tools,
.canvas-container.crop-mode .crop-tools { display: flex; }
.canvas-container.crop-mode .tool-buttons,
.canvas-container.crop-mode .brush-tools,
.canvas-container.crop-mode .text-tools { display: none; }

.tool-button {
    width: 42px;
    height: 38px;
    min-height: 38px;
    margin: 0;
    padding: 0;
    border: 1px solid var(--im-line-strong);
    border-radius: 7px;
    background: var(--im-surface);
    color: var(--im-muted);
    font-size: 13px;
    font-weight: 700;
}

.tool-button:hover,
.tool-button.active {
    border-color: var(--im-primary);
    background: var(--im-primary-soft);
    color: var(--im-primary-hover);
}

.modal-header { border-bottom-color: var(--im-line); }
.modal-header h3,
.modal__title { color: var(--im-text); }
.modal-close { color: var(--im-muted); }
.modal-close:hover { color: var(--im-primary); }
button.modal-close {
    width: 34px;
    min-width: 34px;
    min-height: 34px;
    padding: 0;
    border-color: transparent;
    background: transparent;
    color: var(--im-muted);
    font-size: 25px;
    line-height: 1;
    box-shadow: none;
}
button.modal-close:hover:not(:disabled) {
    border-color: var(--im-line);
    background: var(--im-surface-soft);
    color: var(--im-text);
    transform: none;
}

/* 画布交互状态。 */

.canvas-container.crop-mode canvas { border: 2px dashed var(--im-primary); cursor: grab; }

.canvas-container canvas.text-placement-mode { border: 2px dashed var(--im-primary); cursor: text; }

/* index.css is loaded after the shared stylesheet, so its desktop grid needs
 * explicit responsive overrides here as well. */
@media (max-width: 1080px) {
    .main {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: none;
    }

    .main > .page-header,
    .main > .connection-card,
    .main > .control-card,
    .main > .image-card,
    .main > .ebook-card {
        grid-column: 1;
        grid-row: auto;
    }

    .image-settings { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
    .main {
        display: block;
        width: min(100% - 24px, 1280px);
        padding-top: 20px;
    }

    .image-toolbar { align-items: stretch; }
    .image-file-row { flex: 1 1 100%; }
    .image-action-row {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        width: 100%;
    }
    .image-action-row #btnClearCanvas,
    .image-action-row #btnClearLockImg,
    .image-action-row #sendimgbutton {
        width: 100%;
        min-width: 0;
    }

    .image-settings { grid-template-columns: minmax(0, 1fr); }
    .image-settings > .flex-group { width: 100%; }
}

/* E-book transfer controls */
.main > .ebook-card { grid-column: 1 / -1; grid-row: 4; }
.ebook-card .fade,
.flash-bar .fade { color: var(--im-muted); }
.ebook-upload-section, .ebook-list-section {
    padding: 10px 0;
    border-bottom: 1px solid var(--im-line);
}
.ebook-list-section { border-bottom: 0; }
.ebook-upload-row, .ebook-list-header {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.ebook-upload-row input[type="file"] { flex: 1 1 220px; min-width: 180px; }
.book-upload-row input[type="text"] { flex: 0 1 180px; min-width: 120px; }
.book-upload-row select { flex: 0 0 130px; }
.ebook-progress {
    display: none;
    width: 100%;
    height: 9px;
    margin-top: 8px;
    accent-color: var(--im-primary);
}
.ebook-stat {
    display: block;
    min-height: 0;
    margin: 5px 0 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--im-muted);
}
.ebook-stat:empty { display: none; }
.ebook-list-header { justify-content: space-between; }
.book-table { overflow-x: auto; margin-top: 8px; }
.book-table > .fade { display: block; margin: 0; text-align: center; }
.book-table table { width: 100%; border-collapse: collapse; }
.book-table th, .book-table td {
    padding: 7px 8px;
    border-bottom: 1px solid var(--im-line);
    text-align: left;
    vertical-align: top;
}
.book-table th { color: var(--im-muted); font-weight: 650; white-space: nowrap; }
.book-table td:nth-child(2) {
    min-width: 150px;
    max-width: 360px;
    white-space: normal;
    overflow-wrap: anywhere;
}
.book-table button { min-height: 28px; padding: 3px 9px; }
.flash-bar { margin-top: 8px; }
.flash-bar .bar-g {
    height: 7px;
    overflow: hidden;
    border-radius: 4px;
    background: var(--im-line);
}
.flash-bar .bar-f { height: 100%; border-radius: inherit; transition: width .2s ease; }
@media (max-width: 700px) {
    .ebook-upload-row { align-items: stretch; }
    .ebook-upload-row input[type="file"],
    .book-upload-row input[type="text"],
    .book-upload-row select,
    .ebook-upload-row button { width: 100%; min-width: 0; flex-basis: 100%; }
    .book-table th, .book-table td { padding: 6px 5px; }
}