:root {
    --primary-color: #007bff;
    --primary-color-dark: #0056b3;
    --light-gray: #f8f9fa;
    --medium-gray: #e9ecef;
    --dark-gray: #495057;
    --white: #fff;
    --danger-bg: #f8d7da;
    --danger-text: #721c24;
    --success-bg: #d4edda;
    --success-text: #155724;
}

body {
    background: linear-gradient(to top right, #e0f7fa, #d1c4e9);
}

/* --- General Form Styles for Login/Register --- */
.form-container {
    max-width: 450px;
    margin: 5rem auto;
    padding: 3rem;
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-container h1 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 2.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
    text-align: right;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
}

.input-wrapper {
    position: relative;
}

.input-wrapper .fas {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    color: #ced4da;
    transition: color 0.3s;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 1rem 2.5rem 1rem 1rem; /* Right padding for icon */
    border: 1px solid #ced4da;
    border-radius: 8px;
    font-size: 1rem;
    box-sizing: border-box;
    transition: border-color 0.3s, box-shadow 0.3s;
}

/* Specific padding for select without icon */
.form-group select {
    padding: 1rem;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0,123,255,.25);
}

.form-group input:focus + .fas {
    color: var(--primary-color);
}

.form-submit-btn {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
    margin-top: 1rem;
}

.form-submit-btn:hover {
    background: var(--primary-color-dark);
    transform: translateY(-2px);
}

.form-switch-link {
    margin-top: 2rem;
    display: block;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}
.form-switch-link:hover {
    text-decoration: underline;
}

/* --- Message Boxes --- */
.form-errors, .form-success {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    border: 1px solid transparent;
    text-align: center;
}
.form-errors {
    color: var(--danger-text);
    background-color: var(--danger-bg);
    border-color: var(--danger-text);
}
.form-success {
    color: var(--success-text);
    background-color: var(--success-bg);
    border-color: var(--success-text);
}
.form-errors p {
    margin: 0;
}

/* General Form Container Styles */
.form-container {
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.form-card {
    background-color: #ffffff;
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.07), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.form-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.form-subtitle {
    font-size: 1rem;
    color: #64748b;
    margin-bottom: 2rem;
}

/* Form Element Styling */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #334155;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 1rem;
    color: #1e293b;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #38bdf8;
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* Custom File Upload Styling */
.file-upload-wrapper {
    position: relative;
    border: 2px dashed #cbd5e1;
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    transition: border-color 0.3s;
}

.file-upload-wrapper.dragover {
    border-color: #38bdf8;
    background-color: rgba(56, 189, 248, 0.05);
}

.file-upload-input {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
}

.file-upload-ui {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: #64748b;
}

.upload-icon {
    width: 48px;
    height: 48px;
    color: #94a3b8;
}

.file-upload-text {
    font-weight: 500;
}

.image-preview-wrapper {
    display: none;
    position: relative;
    margin-top: 1rem;
}

.image-preview-img {
    max-width: 100%;
    max-height: 250px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    width: 100%; /* For grid layout */
    height: 100%; /* For grid layout */
    object-fit: cover; /* For grid layout */
}

.multi-image-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
}

.image-preview-item {
    position: relative;
}

.remove-image-btn {
    position: absolute;
    top: -10px;
    right: 10px;
    background-color: rgba(255, 255, 255, 0.8);
    color: #1e293b;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    cursor: pointer;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s, transform 0.3s;
    z-index: 10;
}

.remove-image-btn:hover {
    background-color: #ffffff;
    transform: scale(1.1);
}

.multi-image-preview .remove-image-btn {
    width: auto;
    height: auto;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    grid-column: 1 / -1; /* Make it span the full width */
}

/* Error Message Styling */
.form-errors-list {
    background-color: rgba(239, 68, 68, 0.1);
    color: #b91c1c;
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.form-errors-list p {
    margin: 0;
    padding: 0.25rem 0;
}

/* --- User Type Selector --- */
.user-type-selector {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.user-type-selector input[type="radio"] {
    display: none; /* Hide the actual radio button */
}

.user-type-selector label {
    flex: 1;
    padding: 1rem;
    border: 2px solid #ccc;
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    font-weight: 700;
    transition: all 0.3s ease;
}

.user-type-selector input[type="radio"]:checked + label {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 5px 10px rgba(0, 51, 102, 0.2);
    transform: translateY(-2px);
}

/* --- Form Messages --- */
.form-errors, .form-success {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    text-align: right;
}

.form-errors {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.form-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Responsive Design */
@media (max-width: 768px) {
    .form-container {
        padding: 1rem;
    }

    .form-card {
        padding: 1.5rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 0; /* Or 1.5rem if you want space */
    }

    .form-title {
        font-size: 1.5rem;
    }
}