.image-conv-page {
    display: grid;
    gap: 16px;
}

.image-conv-hero .ghost-button {
    min-width: 130px;
}

.image-conv-layout {
    display: grid;
    grid-template-columns: minmax(250px, 0.62fr) minmax(0, 1.78fr);
    gap: 16px;
    align-items: start;
}

.image-kernel-panel,
.image-compare-panel {
    display: grid;
    gap: 12px;
    align-content: start;
}

.image-kernel-panel label,
.image-kernel-controls label {
    display: grid;
    gap: 6px;
    color: #475569;
    font-size: 13px;
    font-weight: 850;
}

.image-kernel-panel select,
.image-kernel-controls select {
    min-height: 40px;
    border: 1px solid #cbd5e1;
    border-radius: 12px;
    padding: 0 11px;
    color: #0f172a;
    background: #ffffff;
}

.image-kernel-controls {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.kernel-edit-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.kernel-edit-head strong {
    color: #334155;
}

.kernel-edit-head .download-button {
    min-height: 34px;
    padding: 0 13px;
    font-size: 12px;
}

.kernel-summary {
    display: grid;
    gap: 4px;
    padding: 11px 12px;
    border-radius: 14px;
    background: #f8fafc;
}

.kernel-summary span {
    color: #64748b;
    font-size: 12px;
    font-weight: 800;
}

.kernel-summary strong {
    color: #0f172a;
    font-size: 15px;
}

.image-kernel-grid {
    display: inline-grid;
    justify-self: center;
    margin-inline: auto;
    gap: 5px;
    padding: 10px;
    border-radius: 16px;
    background: #fff7ed;
    box-shadow: inset 0 0 0 1px rgba(251, 146, 60, 0.44);
}

.image-kernel-cell {
    display: block;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(251, 146, 60, 0.46);
    border-radius: 11px;
    color: #0f172a;
    font-size: 15px;
    font-weight: 900;
    text-align: center;
    line-height: 44px;
    padding: 0;
    background: #ffffff;
    outline: none;
}

.image-kernel-cell:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.16);
}

.image-helper-text,
.image-status {
    margin: 0;
    color: #64748b;
    font-size: 13px;
    line-height: 1.65;
}

.kernel-action-footer {
    display: grid;
    gap: 6px;
    margin-top: 2px;
}

.kernel-action-footer p {
    margin: 0;
    color: #64748b;
    font-size: 12px;
    line-height: 1.5;
}

.kernel-action-footer .primary-button {
    min-width: 100%;
    border-radius: 14px;
}

.image-compare-panel {
    gap: 12px;
}

.image-compare-stage {
    position: relative;
    height: clamp(430px, 44vw, 520px);
}

.image-compare-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 12px;
}

.image-compare-head h3 {
    margin: 3px 0 0;
}

.image-head-right {
    display: grid;
    justify-items: end;
    gap: 8px;
}

.image-flow-text {
    color: #2563eb;
    font-size: 13px;
    font-weight: 900;
    white-space: nowrap;
}

.view-switch {
    display: inline-flex;
    gap: 4px;
    padding: 4px;
    border-radius: 999px;
    background: #f1f5f9;
    box-shadow: inset 0 0 0 1px rgba(203, 213, 225, 0.8);
}

.view-switch-btn {
    min-height: 30px;
    border: 0;
    border-radius: 999px;
    padding: 0 11px;
    color: #475569;
    font-size: 12px;
    font-weight: 900;
    cursor: pointer;
    background: transparent;
    white-space: nowrap;
}

.view-switch-btn.is-active {
    color: #ffffff;
    background: #2563eb;
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.24);
}

.image-compare-grid {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 14px;
}

.image-compare-grid.is-hidden {
    display: none;
}

.image-compare-panel.is-result .image-compare-grid {
    grid-template-columns: 1fr;
}

.image-compare-panel.is-result .compare-original {
    display: none;
}

.image-compare-panel.is-result .compare-result {
    height: 100%;
}

.image-compare-panel.is-result .compare-result .image-preview-card {
    min-height: 0;
}

.image-slider-stage {
    position: absolute;
    inset: 0;
    display: grid;
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.94);
    border-radius: 18px;
    background: linear-gradient(180deg, #fbfdff, #f8fafc);
}

.image-slider-stage.is-hidden {
    display: none;
}

.image-slider-layer {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.image-slider-layer img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.image-slider-layer.slider-result {
    clip-path: inset(0 0 0 50%);
}

.image-slider-stage.has-result .slider-result {
    clip-path: inset(0 0 0 var(--slider-pos, 50%));
}

.image-slider-handle {
    position: absolute;
    top: 0;
    left: calc(var(--slider-pos, 50%) - 1px);
    width: 2px;
    height: 100%;
    background: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.14);
    pointer-events: none;
    z-index: 3;
}

.image-slider-handle::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 18px;
    height: 18px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    background: #2563eb;
    box-shadow: 0 6px 14px rgba(37, 99, 235, 0.28);
    transform: translate(-50%, -50%);
}

.image-slider-range {
    position: absolute;
    inset: auto 18px 12px 18px;
    width: calc(100% - 36px);
    height: 28px;
    opacity: 0.82;
    cursor: ew-resize;
    z-index: 4;
    appearance: none;
    background: transparent;
}

.image-slider-range::-webkit-slider-runnable-track {
    height: 4px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.12), rgba(37, 99, 235, 0.42));
}

.image-slider-range::-webkit-slider-thumb {
    width: 18px;
    height: 18px;
    margin-top: -7px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    background: #2563eb;
    box-shadow: 0 6px 14px rgba(37, 99, 235, 0.28);
    appearance: none;
}

.image-slider-range::-moz-range-track {
    height: 4px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.12), rgba(37, 99, 235, 0.42));
}

.image-slider-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    background: #2563eb;
    box-shadow: 0 6px 14px rgba(37, 99, 235, 0.28);
}

.image-slider-labels {
    position: absolute;
    inset: 12px 14px auto 14px;
    display: flex;
    justify-content: space-between;
    color: #94a3b8;
    font-size: 12px;
    font-weight: 800;
    pointer-events: none;
    z-index: 2;
}

.compare-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    height: 100%;
    min-width: 0;
}

.compare-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    color: #334155;
}

.compare-card-head strong {
    font-size: 16px;
}

.compare-card-head span {
    color: #64748b;
    font-size: 12px;
    font-weight: 800;
}

.image-preview-card {
    position: relative;
    display: grid;
    flex: 1 1 auto;
    min-height: 0;
    place-items: center;
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.94);
    border-radius: 18px;
    background: linear-gradient(180deg, #fbfdff, #f8fafc);
}

.image-drop-zone {
    border: 1.5px dashed #93c5fd;
    cursor: pointer;
    transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.image-drop-zone:hover,
.image-drop-zone.is-dragging {
    border-color: #2563eb;
    background: #eff6ff;
    transform: translateY(-1px);
}

.compare-result .image-preview-card {
    border-style: solid;
    background: linear-gradient(180deg, #fbfdff, #f8fafc);
}

.image-drop-zone input {
    display: none;
}

.image-preview-card img {
    display: none;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.image-preview-card img.is-visible {
    display: block;
}

.image-preview-card span {
    color: #94a3b8;
    font-weight: 850;
}

.image-preview-card img.is-visible + span,
.image-preview-card img.is-visible + .result-placeholder {
    display: none;
}

.image-preview-card .result-placeholder {
    display: grid;
    place-items: center;
    gap: 8px;
    padding: 20px;
    color: #94a3b8;
    text-align: center;
}

.result-placeholder .result-icon {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 50%;
    color: #60a5fa;
    font-size: 22px;
    background: #eff6ff;
}

.result-placeholder strong {
    max-width: 300px;
    color: #94a3b8;
    font-size: 14px;
    line-height: 1.5;
}

.image-meta-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.image-meta-grid span {
    border-radius: 12px;
    padding: 10px 12px;
    color: #334155;
    font-size: 13px;
    font-weight: 850;
    background: #f8fafc;
}

.kernel-notes-panel {
    display: grid;
    gap: 12px;
}

.kernel-note-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.kernel-note-grid article {
    border: 1px solid rgba(226, 232, 240, 0.95);
    border-radius: 16px;
    padding: 12px 14px;
    background: #ffffff;
}

.kernel-note-grid strong {
    color: #0f172a;
}

.kernel-note-grid p {
    margin: 6px 0 0;
    color: #64748b;
    font-size: 13px;
    line-height: 1.65;
}

.image-result-info {
    display: grid;
    gap: 10px;
}

@media (max-width: 1180px) {
    .image-conv-layout {
        grid-template-columns: 1fr;
    }

    .image-head-right {
        justify-items: start;
    }

    .image-compare-grid {
        grid-template-columns: 1fr;
    }

    .image-compare-stage {
        height: clamp(440px, 60vw, 540px);
    }

    .image-compare-panel.is-result .image-compare-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 680px) {
    .image-kernel-controls,
    .image-meta-grid,
    .kernel-note-grid {
        grid-template-columns: 1fr;
    }

    .image-compare-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .image-compare-stage {
        height: 520px;
    }

    .view-switch {
        flex-wrap: wrap;
    }
}