:root {
    --primary-color: #4CAF50;
    --secondary-color: #f44336;
    --background-color: #f0f4f8;
    --card-background: #ffffff;
    --text-color: #333333;
    --border-radius: 12px;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.container {
    background-color: var(--card-background);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 600px;
    text-align: center;
    animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1 {
    color: var(--primary-color);
    margin-bottom: 25px;
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

input[type="text"],
input[type="file"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

input[type="file"] {
    display: none;
}

.custom-file-upload {
    display: block;
    background-color: #e0eaf1;
    color: var(--text-color);
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    transition: background-color 0.3s ease;
}

.custom-file-upload:hover {
    background-color: #cddbe7;
}

.photo-container {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.photo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 15px;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    position: relative;
    background-color: #fafafa;
}

.photo-preview {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.photo-actions {
    display: flex;
    gap: 10px;
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    text-transform: uppercase;
}

.btn-primary {
    background-color: var(--primary-color);
    box-shadow: 0 4px 6px rgba(76, 175, 80, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 10px rgba(76, 175, 80, 0.3);
}

.btn-danger {
    background-color: var(--secondary-color);
    box-shadow: 0 4px 6px rgba(244, 67, 54, 0.2);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 10px rgba(244, 67, 54, 0.3);
}

#responseImage {
    margin-top: 30px;
    max-width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border-left-color: var(--primary-color);
    animation: spin 1s ease infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.hidden {
    display: none;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

main {
    text-align: center;
}

.card {
    background-color: #ffffff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    box-sizing: border-box;
}

h2 {
    color: #333;
    margin-top: 0;
}

.form-group {
    margin-bottom: 1rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    font-size: 1rem;
}

button,
.button {
    background-color: #007bff;
    color: #fff;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.3s ease;
}

button:hover,
.button:hover {
    background-color: #0056b3;
}

.error {
    color: #e74c3c;
    background-color: #fadedf;
    border: 1px solid #e74c3c;
    padding: 0.5rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}