/* ===================================
   Form Styles
   =================================== */

.form-wrapper {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: 2rem;
    margin: 2rem 0;
}

.form-section {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
}

.form-section-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--primary-color);
}

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

.form-group:last-child {
    margin-bottom: 0;
}

.form-label {
    display: block;
    margin-bottom: 0.625rem;
    font-weight: 700;
    color: var(--gray-800);
    font-size: 1rem;
}

.form-label-required::after {
    content: ' *';
    color: var(--danger-color);
}

.form-control,
.form-input,
.form-textarea,
.form-select {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--gray-900);
    background-color: var(--white);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.form-control:focus,
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
    background-color: var(--white);
}

.form-control:disabled,
.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
    background-color: var(--gray-100);
    color: var(--gray-500);
    cursor: not-allowed;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 16px 12px;
    padding-right: 3rem;
}

.form-control-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

.form-control-lg {
    padding: 1rem 1.25rem;
    font-size: 1.125rem;
}

/* Form Validation */
.form-control.is-invalid,
.form-input.is-invalid,
.form-textarea.is-invalid,
.form-select.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-valid,
.form-input.is-valid,
.form-textarea.is-valid,
.form-select.is-valid {
    border-color: var(--accent-color);
}

.invalid-feedback,
.text-danger {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--danger-color);
    font-weight: 600;
}

.valid-feedback {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--accent-color);
    font-weight: 600;
}

.validation-summary-errors {
    background-color: rgba(239, 68, 68, 0.1);
    border: 2px solid var(--danger-color);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.validation-summary-errors ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.validation-summary-errors li {
    color: var(--danger-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.validation-summary-errors li:last-child {
    margin-bottom: 0;
}

/* Form Helpers */
.form-text {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-600);
    font-style: italic;
}

.form-inline {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.form-inline .form-group {
    margin-bottom: 0;
}

.form-check {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 0.75rem;
    cursor: pointer;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    margin: 0;
    cursor: pointer;
    font-weight: 500;
    color: var(--gray-700);
}

/* Input Groups */
.input-group {
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-group .form-control {
    flex: 1;
    border-radius: 0;
}

.input-group .form-control:first-child {
    border-top-left-radius: var(--border-radius-sm);
    border-bottom-left-radius: var(--border-radius-sm);
}

.input-group .form-control:last-child {
    border-top-right-radius: var(--border-radius-sm);
    border-bottom-right-radius: var(--border-radius-sm);
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-700);
    background-color: var(--gray-100);
    border: 2px solid var(--gray-300);
}

.input-group-text:first-child {
    border-top-left-radius: var(--border-radius-sm);
    border-bottom-left-radius: var(--border-radius-sm);
    border-right: none;
}

.input-group-text:last-child {
    border-top-right-radius: var(--border-radius-sm);
    border-bottom-right-radius: var(--border-radius-sm);
    border-left: none;
}

/* File Upload */
.file-upload-wrapper {
    position: relative;
    display: inline-block;
    width: 100%;
}

.file-upload-label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    background: var(--gray-50);
    border: 3px dashed var(--gray-300);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.file-upload-label:hover {
    border-color: var(--primary-color);
    background: var(--primary-light);
}

.file-upload-input {
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
    overflow: hidden;
}

.file-upload-icon {
    font-size: 3rem;
    color: var(--gray-400);
    margin-bottom: 1rem;
}

.file-upload-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-700);
}

.file-upload-subtext {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 0.5rem;
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--gray-200);
}

.form-actions .btn {
    flex: 1;
    padding: 1rem 1.5rem;
    font-size: 1.063rem;
    font-weight: 700;
}

.form-actions .btn-primary {
    flex: 1.5;
}

/* Responsive Forms */
@media (max-width: 768px) {
    .form-wrapper {
        padding: 1.5rem;
    }

    .form-section {
        padding: 1.5rem;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }

    .form-inline {
        flex-direction: column;
        align-items: stretch;
    }

    .input-group {
        flex-direction: column;
    }

    .input-group .form-control,
    .input-group-text {
        border-radius: var(--border-radius-sm) !important;
        border: 2px solid var(--gray-300) !important;
    }

    .input-group .form-control:not(:last-child),
    .input-group-text:not(:last-child) {
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 576px) {
    .form-wrapper {
        padding: 1rem;
        margin: 1rem 0;
    }

    .form-section {
        padding: 1rem;
    }

    .form-section-title {
        font-size: 1.25rem;
    }

    .file-upload-label {
        padding: 2rem 1rem;
    }

    .file-upload-icon {
        font-size: 2rem;
    }
}