/* Custom Overrides to maintain the original "Soft/Material" look */
body {
    font-family: 'Inter', sans-serif;
    background-color: #f0f2f5;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.main-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
    border: none; 
    animation: fadeInMaterial 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
}

@keyframes fadeInMaterial {
    from { opacity: 0; transform: translateY(30px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

h1 { color: #2c3e50; }
p { color: #7f8c8d; }

/* Custom Gradient Button */
.btn-custom-primary {
    background: linear-gradient(45deg, #42a5f5 0%, #4782f2 100%);
    color: #fff;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.btn-custom-primary:hover {
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 7px 18px rgba(0, 0, 0, 0.2);
}
.btn-custom-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}
.btn-custom-primary:disabled {
    background: #bdc3c7;
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}

/* Uploader Styles */
.image-placeholder {
    border: 2px dashed #dce4ec;
    background: #f8fafc;
    transition: background-color 0.3s ease, border-color 0.3s ease;
    height: 320px; 
    cursor: pointer;
    position: relative;
}
.image-placeholder:hover {
    background-color: #f1f5f9;
    border-color: #42a5f5;
}
.image-placeholder:hover .placeholder-icon {
    color: #6c757d !important;
}

.preview-image, .result-image {
    max-height: 320px;
    object-fit: contain;
    border-radius: 12px;
}

.remove-btn {
    transition: all 0.2s ease-in-out;
    z-index: 10;
}
.remove-btn:hover {
    transform: scale(1.1);
    background-color: #e2e8f0;
}

/* Loader */
.loader {
    width: 48px;
    height: 48px;
    border: 5px solid #f3f3f3;
    border-bottom-color: #42a5f5;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
}
@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Custom Modal Overlay */
.custom-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1050; 
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.custom-modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}
.custom-modal-content {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    text-align: center;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}
.custom-modal-overlay.visible .custom-modal-content {
    transform: scale(1);
}

.generating-text {
    color: #7f8c8d;
    height: 24px;
}