/* ==========================================================================
   MAIN CONTAINER LAYOUT
   ========================================================================== */
.imgaipress-upscaler-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    width: 100%;
    margin-top: 30px;
}
.imgaipress-upscaler-wrap {
    display: flex;
    gap: 32px;
    width: 100%;
    max-width: 1300px;
}
#imgaipress-upscaler-preview {
    display: none;
    max-width: 100%;
    max-height: 220px;
}

/* ==========================================================================
   LEFT PANEL: UPLOAD & CONTROLS
   ========================================================================== */
.imgaipress-upscaler-left {
    width: 340px;
    background: #fff;
    border: 1px solid #eee;
    padding: 24px 18px 18px 18px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    box-sizing: border-box;
}

/* Upload Section */
.imgaipress-upscaler-upload-box {
    border: 2px dashed #ccc;
    border-radius: 8px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-bottom: 18px;
    position: relative;
    overflow: hidden;
    transition: width 0.2s, height 0.2s;
}
.imgaipress-upscaler-upload-box:hover {
    border-color: #2196f3;
}
#imgaipress-upscaler-upload-label {
    color: #888;
    font-size: 16px;
}

/* Tabs for Normal/Advanced Modes */
.imgaipress-upscaler-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}
.imgaipress-upscaler-tabs .tab-btn {
    flex: 1;
    padding: 8px 0;
    border: none;
    background: #f1f1f1;
    cursor: pointer;
    border-radius: 4px 4px 0 0;
    font-weight: 600;
}
.imgaipress-upscaler-tabs .tab-btn.active {
    background: #2271b1;
    color: #fff;
}

/* Tab Content */
.imgaipress-upscaler-tab-content {
    margin-bottom: 10px;
}
.imgaipress-upscaler-tab-content label {
    font-weight: 600;
    margin-bottom: 6px;
    display: block;
}
.imgaipress-upscaler-tab-content input[type="range"],
.imgaipress-upscaler-tab-content select {
    width: 100%;
    margin-bottom: 10px;
    margin-top: 4px;
    box-sizing: border-box;
}
.imgaipress-upscaler-tab-content select {
    height: 30px;
}
/* Run Buttons */
#imgaipress-upscaler-run-normal,
#imgaipress-upscaler-run-advanced {
    width: 100%;
    height: 50px;
    font-size: 1.1rem;
    background: linear-gradient(90deg, #212a6e 0%, #0297c6 100%);
    color: #fff;
    border: none;
    border-radius: 6px;
    box-shadow: 0 2px 8px #0001;
    transition: opacity 0.2s;
    font-weight: 600;
    padding: 5px 0;
    margin-top: 8px;
}
#imgaipress-upscaler-run-normal:hover,
#imgaipress-upscaler-run-normal:focus,
#imgaipress-upscaler-run-advanced:hover,
#imgaipress-upscaler-run-advanced:focus {
    opacity: 0.85;
}

#imgaipress-upscaler-run-normal:disabled,
#imgaipress-upscaler-run-advanced:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ==========================================================================
   RIGHT PANEL: RESULT DISPLAY
   ========================================================================== */
.imgaipress-upscaler-right {
    display: grid;
    align-items: center;
    flex: 1;
    min-width: 320px;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 24px;
    min-height: 320px;
}

/* ==========================================================================
   REMOVE IMAGE BUTTON
   ========================================================================== */
#imgaipress-upscaler-remove-img {
    display: none;
    position: absolute;
    top: 8px;
    right: 8px;
    background: transparent;
    width: 28px;
    height: 28px;
    cursor: pointer;
    z-index: 2;
    border: none;
}
.imgaipress-upscaler-remove-img-icon {
    width: 24px;
    height: 24px;
    pointer-events: none;
}

/* ==========================================================================
   LOADING SPINNER
   ========================================================================== */
.imgaipress-ai-image-progress {
    width: 48px;
    height: 48px;
    border: 5px solid #ddd;
    border-top: 5px solid #2271b1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: auto;
}
@keyframes spin {
    100% { transform: rotate(360deg);}
}
#imgaipress-upscaler-loading {
    display: none;
    text-align: center;
    padding: 40px 0;
}
#imgaipress-upscaler-loading .spinner.is-active {
    float: none;
    margin: 0 auto;
}
#imgaipress-upscaler-loading .imgaipress-loading-text {
    margin-top: 10px;
}

/* ==========================================================================
   UPSCALER RESULT GRID
   ========================================================================== */
#imgaipress-upscaler-result-grid {
    column-count: 4;
    column-gap: 18px;
    margin-top: 40px;
}
#imgaipress-upscaler-image-result {
    display: none;
    text-align: center;
}

/* ==========================================================================
   CREDIT BOX
   ========================================================================== */
.imgaipress-upscaler-credit-box {
    position: absolute;
    right: 40px;
    background: #f0f7ff;
    color: #2271b1;
    border: 1px solid #b6d4fa;
    border-radius: 8px;
    padding: 8px 18px;
    font-size: 1.08rem;
    font-weight: 600;
    box-shadow: 0 2px 12px rgba(34,113,177,0.07);
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 30;
}
.imgaipress-upscaler-credit-box span#imgaipress-upscaler-credit-value {
    font-size: 1.12em;
}
/* ==========================================================================
   GENERAL IMPROVEMENTS
   ========================================================================== */
.imgaipress-upscaler-left,
.imgaipress-upscaler-right,
.imgaipress-upscaler-container,
.imgaipress-upscaler-wrap {
    box-sizing: border-box;
}
.imgaipress-upscaler-image-box img {
    max-width: 100%;
    height: auto;
    display: block;
}
/* ==========================================================================
   BEFORE/AFTER IMAGE COMPARISON FOR UPSCALER
   ========================================================================== */
.imgaipress-upscaler-before-after-container {
    position: relative;
    display: block;
    margin: 0 auto;
    max-width: 100%;
    user-select: none;
}
.imgaipress-upscaler-before-after-imgwrap {
    position: relative;
    display: block;
    margin: 0 auto;
    background: 
        linear-gradient(45deg, #eee 25%, transparent 25%, transparent 75%, #eee 75%),
        linear-gradient(45deg, #eee 25%, transparent 25%, transparent 75%, #eee 75%);
    background-size: 32px 32px;
    background-position: 0 0, 16px 16px;
    overflow: hidden;
    max-width: 850px;
    max-height: 700px;
    width: 100%;
    height: auto;
}
.imgaipress-upscaler-before-after-imgwrap img {
    display: block;
    pointer-events: none;
    user-drag: none;
    user-select: none;
}
.imgaipress-upscaler-before-img {
    position: absolute;
    left: 0; top: 0;
    z-index: 1;
}
.imgaipress-upscaler-after-img-clip {
    position: absolute;
    left: 0; top: 0;
    z-index: 2;
    overflow: hidden;
    width: 50%;
    height: 100%;
}
.imgaipress-upscaler-after-img {
    position: absolute;
    left: 0; top: 0;
}
.imgaipress-upscaler-before-after-handle {
    position: absolute;
    top: 0;
    z-index: 10;
    height: 100%;
    background: none;
    border: 0;
    padding: 0;
    pointer-events: all;
    appearance: none;
    outline: 0;
    transform: translate3d(-50%, 0, 0);
    cursor: ew-resize;
}
.imgaipress-upscaler-before-after-label {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 15px;
    font-weight: bold;
    background: rgba(0,0,0,0.5);
    color: #fff;
    padding: 2px 12px;
    border-radius: 6px;
    z-index: 20;
    pointer-events: none;
    text-shadow: 0 1px 2px #000;
}
.imgaipress-upscaler-before-after-label.before {
    left: 18px;
}
.imgaipress-upscaler-before-after-label.after {
    right: 18px;
}
/* ==========================================================================
   RESPONSIVE STYLES
   ========================================================================== */
/* ========================= TABLET ========================= */
@media (max-width: 900px) {
    .imgaipress-upscaler-wrap {
        flex-direction: column;
        gap: 18px;
        width: 100%;
        max-width: 100vw;
    }
    .imgaipress-upscaler-left,
    .imgaipress-upscaler-right {
        max-width: 100%;
        width: 100%;
        min-width: unset;
        padding: 18px 10px;
        box-sizing: border-box;
    }
    .imgaipress-upscaler-left {
        align-items: stretch;
    }
    #imgaipress-upscaler-result-grid {
        column-count: 2;
        column-gap: 10px;
    }
    .imgaipress-upscaler-credit-box {
        position: static;
        width: fit-content;
        margin: 8px auto 0px auto;
        right: unset;
        top: unset;
    }
}

/* ========================= MOBILE ========================= */
@media (max-width: 600px) {
    .imgaipress-upscaler-container {
        margin-top: 12px;
    }
    .imgaipress-upscaler-left,
    .imgaipress-upscaler-right {
        padding: 10px 2vw;
        border-radius: 6px;
    }
    .imgaipress-upscaler-left {
        gap: 12px;
        min-width: unset;
        width: 100%;
        max-width: 100vw;
    }
    .imgaipress-upscaler-upload-box {
        height: 140px;
        min-height: 100px;
    }
    #imgaipress-upscaler-preview {
        max-height: 120px;
    }
    .imgaipress-upscaler-tabs .tab-btn {
        font-size: 1rem;
        padding: 7px 0;
    }
    .imgaipress-upscaler-tab-content label {
        font-size: 1rem;
    }
    #imgaipress-upscaler-run-normal,
    #imgaipress-upscaler-run-advanced {
        font-size: 1rem;
        padding: 8px 0;
        min-height: 40px;
    }
    .imgaipress-upscaler-credit-box {
        width: fit-content;
        font-size: 1rem;
        padding: 6px 10px;
        border-radius: 6px;
        margin: 8px auto 0px auto;
    }
    #imgaipress-upscaler-result-grid {
        column-count: 1;
        column-gap: 0;
        width: 100vw;
        padding: 0;
    }
    .imgaipress-upscaler-image-box {
        min-height: 90px;
        border-radius: 6px;
    }
}