.Aries-pc-page-image-merge,
.Aries-pc-page-image-merge * {
    box-sizing: border-box;
}

.Aries-pc-page-image-merge {
    width: min(var(--ls-width, 1000px), calc(100% - 24px));
    margin: 20px auto 40px;
    color: var(--ls-text-primary, #1f2937);
}

.Aries-pc-page-image-merge .im-app {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ========== Hero ========== */
.Aries-pc-page-image-merge .im-hero {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(222, 234, 238, 0.96);
    border-radius: calc(var(--ls-border-radius, 12px) + 4px);
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 50%, #bfdbfe 100%);
    box-shadow: 0 8px 20px rgba(148, 163, 184, 0.06);
    padding: 14px 20px;
}

.Aries-pc-page-image-merge .im-hero::before {
    content: '';
    position: absolute;
    top: -36px;
    right: -20px;
    width: 120px;
    height: 120px;
    border-radius: 999px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.14), rgba(59, 130, 246, 0));
    pointer-events: none;
}

.Aries-pc-page-image-merge .im-hero-copy {
    position: relative;
    z-index: 1;
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 6px;
}

.Aries-pc-page-image-merge .im-eyebrow {
    position: absolute;
    top: 0;
    right: 0;
    display: inline-flex;
    width: fit-content;
    align-items: center;
    min-height: 26px;
    padding: 0 10px;
    border-radius: var(--ls-border-radius, 12px);
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(191, 219, 254, 0.92);
    color: #1d4ed8;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.Aries-pc-page-image-merge .im-title {
    margin: 0;
    color: #0f172a;
    font-size: 22px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.Aries-pc-page-image-merge .im-subtitle {
    margin: 0;
    max-width: 760px;
    color: #5b6b7f;
    font-size: 13px;
    line-height: 1.6;
}

/* ========== Layout ========== */
.Aries-pc-page-image-merge .im-layout {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    align-items: flex-start;
}

.Aries-pc-page-image-merge .im-workspace {
    flex: 1 1 100%;
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 18px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(222, 234, 238, 0.96);
    border-radius: calc(var(--ls-border-radius, 12px) + 4px);
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 50%, #bfdbfe 100%);
    box-shadow: 0 16px 36px rgba(148, 163, 184, 0.08);
}

/* ========== Stage / Output ========== */
.Aries-pc-page-image-merge .im-stage {
    margin-bottom: 0;
}

.Aries-pc-page-image-merge .im-canvas-wrap {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    background: #ffffff;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    cursor: pointer;
}

/* 显示用的 img：max-width 自然等比缩放，纵向长图页面滚动 */
.Aries-pc-page-image-merge .im-output-el {
    display: block;
    width: 100%;
    height: auto;
    opacity: 1;
    transition: opacity 0.2s ease;
}
.Aries-pc-page-image-merge .im-output-el.is-loading {
    opacity: 0.5;
}

/* Drop Hints */
.Aries-pc-page-image-merge .im-drop-hint {
    position: absolute;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    font-size: 14px;
    font-weight: 500;
    color: rgba(148, 163, 184, 0.85);
    z-index: 1;
    transition: opacity 0.2s;
}

.Aries-pc-page-image-merge .im-drop-hint-top {
    top: 0;
    bottom: 50%;
    border-bottom: 2px dashed rgba(148, 163, 184, 0.3);
}

.Aries-pc-page-image-merge .im-drop-hint-bottom {
    top: 50%;
    bottom: 0;
}

.Aries-pc-page-image-merge .is-horizontal .im-drop-hint-top {
    top: 0;
    bottom: 0;
    left: 0;
    right: 50%;
    border-right: 2px dashed rgba(148, 163, 184, 0.3);
    border-bottom: none;
}

.Aries-pc-page-image-merge .is-horizontal .im-drop-hint-bottom {
    top: 0;
    bottom: 0;
    left: 50%;
    right: 0;
}

/* Hide hints when images loaded */
.Aries-pc-page-image-merge .im-canvas-wrap.has-image-1 .im-drop-hint-top,
.Aries-pc-page-image-merge .im-canvas-wrap.has-image-2 .im-drop-hint-bottom {
    opacity: 0;
}

/* Loading Overlay */
.Aries-pc-page-image-merge .im-loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    z-index: 5;
    font-size: 14px;
    color: #475569;
    font-weight: 600;
}

.Aries-pc-page-image-merge .im-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid #e2e8f0;
    border-top-color: #3b82f6;
    border-radius: 50%;
    animation: imSpin 0.7s linear infinite;
}

@keyframes imSpin {
    to { transform: rotate(360deg); }
}

/* ========== Controls ========== */
.Aries-pc-page-image-merge .im-controls {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.Aries-pc-page-image-merge .im-control-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 24px;
    justify-content: center;
}

.Aries-pc-page-image-merge .im-control-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: center;
    min-width: 120px;
}

.Aries-pc-page-image-merge .im-control-label {
    font-size: 13px;
    font-weight: 700;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 4px;
}

.Aries-pc-page-image-merge .im-config-value {
    font-family: 'Courier New', monospace;
    color: #3b82f6;
    font-weight: 800;
}

/* Tabs */
.Aries-pc-page-image-merge .im-tabs {
    display: flex;
    gap: 0;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    overflow: hidden;
}

.Aries-pc-page-image-merge .im-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 18px;
    font-size: 13px;
    font-weight: 600;
    border: none;
    background: #ffffff;
    color: #475569;
    cursor: pointer;
    transition: all 0.16s ease;
}

.Aries-pc-page-image-merge .im-tab:not(:last-child) {
    border-right: 1px solid #e2e8f0;
}

.Aries-pc-page-image-merge .im-tab:hover {
    background: #f1f5f9;
}

.Aries-pc-page-image-merge .im-tab.is-active {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #ffffff;
    font-weight: 700;
}

/* Slider */
.Aries-pc-page-image-merge .im-slider {
    width: 160px;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: #e2e8f0;
    border-radius: 3px;
    outline: none;
    cursor: pointer;
}

.Aries-pc-page-image-merge .im-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #3b82f6;
    border: 2px solid #ffffff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    cursor: pointer;
}

/* Color Picker */
.Aries-pc-page-image-merge .im-color-picker {
    -webkit-appearance: none;
    appearance: none;
    width: 36px;
    height: 36px;
    border: 2px solid #d1d5db;
    border-radius: 50%;
    padding: 0;
    cursor: pointer;
    background: transparent;
}
.Aries-pc-page-image-merge .im-color-picker::-webkit-color-swatch-wrapper {
    padding: 0;
}
.Aries-pc-page-image-merge .im-color-picker::-webkit-color-swatch {
    border: none;
    border-radius: 50%;
    padding: 0;
}
.Aries-pc-page-image-merge .im-color-picker::-moz-color-swatch {
    border: none;
    border-radius: 50%;
}

/* ========== Actions ========== */
.Aries-pc-page-image-merge .im-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.Aries-pc-page-image-merge .im-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 44px;
    padding: 0 28px;
    font-size: 15px;
    font-weight: 700;
    border-radius: calc(var(--ls-border-radius-btn, 12px) + 2px);
    border: 1px solid rgba(216, 226, 237, 0.96);
    background: #ffffff;
    color: #334155;
    cursor: pointer;
    transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease;
}

.Aries-pc-page-image-merge .im-action-btn:hover {
    transform: translateY(-1px);
}

.Aries-pc-page-image-merge .im-action-btn:focus-visible {
    outline: 2px solid rgba(59, 130, 246, 0.6);
    outline-offset: 3px;
}

.Aries-pc-page-image-merge .im-action-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
}

.Aries-pc-page-image-merge .im-action-btn.is-primary {
    border-color: rgba(191, 219, 254, 0.98);
    background: linear-gradient(180deg, #eff6ff 0%, #dbeafe 100%);
    color: #1d4ed8;
}

.Aries-pc-page-image-merge .im-action-btn.is-primary:hover:not(:disabled) {
    border-color: rgba(59, 130, 246, 0.98);
    box-shadow: 0 10px 18px rgba(59, 130, 246, 0.12);
}

/* ========== Tips ========== */
.Aries-pc-page-image-merge .im-tips {
    text-align: center;
    padding: 8px 0;
}

.Aries-pc-page-image-merge .im-tips p {
    margin: 4px 0;
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.6;
}

.Aries-pc-page-image-merge .im-tips strong {
    color: #64748b;
}

/* ========== 入场动画 ========== */
@keyframes imFadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.Aries-pc-page-image-merge .im-fade-in {
    opacity: 0;
}

.Aries-pc-page-image-merge.im-loaded .im-fade-in {
    animation: imFadeIn 0.45s ease forwards;
}

.Aries-pc-page-image-merge.im-loaded .im-fade-in:nth-child(1) { animation-delay: 0.05s; }
.Aries-pc-page-image-merge.im-loaded .im-fade-in:nth-child(2) { animation-delay: 0.15s; }

/* ========== 暗色模式 ========== */
@media (prefers-color-scheme: dark) {
    .Aries-pc-page-image-merge .im-hero {
        background: linear-gradient(135deg, #0f1a2e 0%, #141f35 50%, #1a2942 100%);
        border-color: rgba(45, 65, 95, 0.5);
    }
    .Aries-pc-page-image-merge .im-hero .im-title {
        color: #dbeafe;
    }
    .Aries-pc-page-image-merge .im-hero .im-subtitle {
        color: #94a3b8;
    }
    .Aries-pc-page-image-merge .im-hero .im-eyebrow {
        background: rgba(20, 30, 50, 0.72);
        border-color: rgba(59, 130, 246, 0.3);
        color: #60a5fa;
    }

    .Aries-pc-page-image-merge .im-workspace {
        background: linear-gradient(135deg, #0f1a2e 0%, #141f35 50%, #1a2942 100%);
        border-color: rgba(45, 65, 95, 0.5);
        box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
    }
    .Aries-pc-page-image-merge .im-canvas-wrap {
        background: #1e1e24;
    }

    .Aries-pc-page-image-merge {
        color: #d1d5db;
    }

    .Aries-pc-page-image-merge .im-tab {
        background: #26262d;
        color: #9ca3af;
    }
    .Aries-pc-page-image-merge .im-tab:hover {
        background: #1e3a5f;
    }
    .Aries-pc-page-image-merge .im-tabs {
        border-color: #3f3f46;
    }
    .Aries-pc-page-image-merge .im-tab:not(:last-child) {
        border-right-color: #3f3f46;
    }

    .Aries-pc-page-image-merge .im-slider {
        background: #3f3f46;
    }

    .Aries-pc-page-image-merge .im-action-btn {
        background: #26262d;
        border-color: #3f3f46;
        color: #a1a1aa;
    }
    .Aries-pc-page-image-merge .im-action-btn.is-primary {
        background: linear-gradient(180deg, #0f1a2e 0%, #141f35 100%);
        border-color: rgba(59, 130, 246, 0.4);
        color: #60a5fa;
    }

    .Aries-pc-page-image-merge .im-color-picker {
        border-color: #3f3f46;
    }

    .Aries-pc-page-image-merge .im-loading-overlay {
        background: rgba(26, 26, 31, 0.8);
        color: #9ca3af;
    }
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
    .Aries-pc-page-image-merge .im-hero {
        padding: 12px 14px;
    }
    .Aries-pc-page-image-merge .im-title {
        font-size: 19px;
    }
    .Aries-pc-page-image-merge .im-subtitle {
        font-size: 12px;
    }
    .Aries-pc-page-image-merge .im-workspace {
        padding: 14px;
    }
    .Aries-pc-page-image-merge .im-control-row {
        gap: 16px;
    }
    .Aries-pc-page-image-merge .im-slider {
        width: 120px;
    }
    .Aries-pc-page-image-merge .im-action-btn {
        padding: 0 20px;
        font-size: 14px;
        min-height: 40px;
    }
}